upgrade dependencies

Merge branch 'scheduled-unlisted'
convert type to variadic
2023-03-07 19:14:31 +01:00 · 2022-11-01 22:28:32 +01:00 · 2022-11-01 22:28:18 +01:00 · 2022-11-01 16:59:07 -04:00 · 2022-09-27 22:56:34 +02:00 · 2022-09-27 22:48:51 +02:00
45 changed files with 1949 additions and 655 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -1,8 +1,8 @@
 os: linux
-dist: xenial
+dist: bionic
 language: go
 go:
-  - 1.11.x
+  - 1.17.x

 env:
  global:
--- a/dht/config.go
+++ b/dht/config.go
@ -17,7 +17,7 @@ const (

 	// TODO: all these constants should be defaults, and should be used to set values in the standard Config. then the code should use values in the config
 	// TODO: alternatively, have a global Config for constants. at least that way tests can modify the values
-	alpha           = 3             // this is the constant alpha in the spec
+	alpha           = 5             // this is the constant alpha in the spec
 	bucketSize      = 8             // this is the constant k in the spec
 	nodeIDLength    = bits.NumBytes // bytes. this is the constant B in the spec
 	messageIDLength = 20            // bytes.
--- a/dht/contact.go
+++ b/dht/contact.go
@ -2,6 +2,7 @@ package dht

 import (
 	"bytes"
+	"encoding/json"
 	"net"
 	"sort"
 	"strconv"
@ -41,6 +42,20 @@ func (c Contact) String() string {
 	return str
 }

+func (c Contact) MarshalJSON() ([]byte, error) {
+	return json.Marshal(&struct {
+		ID       string
+		IP       string
+		Port     int
+		PeerPort int
+	}{
+		ID:       c.ID.Hex(),
+		IP:       c.IP.String(),
+		Port:     c.Port,
+		PeerPort: c.PeerPort,
+	})
+}
+
 // MarshalCompact returns a compact byteslice representation of the contact
 // NOTE: The compact representation always uses the tcp PeerPort, not the udp Port. This is dumb, but that's how the python daemon does it
 func (c Contact) MarshalCompact() ([]byte, error) {
--- a/dht/message.go
+++ b/dht/message.go
@ -40,6 +40,7 @@ const (
 	headerPayloadField   = "3"
 	headerArgsField      = "4"
 	contactsField        = "contacts"
+	pageField            = "p"
 	tokenField           = "token"
 	protocolVersionField = "protocolVersion"
 )
@ -270,6 +271,7 @@ type Response struct {
 	FindValueKey    string
 	Token           string
 	ProtocolVersion int
+	Page            uint8
 }

 func (r Response) argsDebug() string {
@ -390,27 +392,34 @@ func (r *Response) UnmarshalBencode(b []byte) error {

 	if contacts, ok := rawData[contactsField]; ok {
 		err = bencode.DecodeBytes(contacts, &r.Contacts)
+		delete(rawData, contactsField) // so it doesnt mess up findValue key finding below
 		if err != nil {
 			return err
 		}
-	} else {
-		for k, v := range rawData {
-			r.FindValueKey = k
-			var compactContacts [][]byte
-			err = bencode.DecodeBytes(v, &compactContacts)
+	}
+	if page, ok := rawData[pageField]; ok {
+		err = bencode.DecodeBytes(page, &r.Page)
+		delete(rawData, pageField) // so it doesnt mess up findValue key finding below
+		if err != nil {
+			return err
+		}
+	}
+	for k, v := range rawData {
+		r.FindValueKey = k
+		var compactContacts [][]byte
+		err = bencode.DecodeBytes(v, &compactContacts)
+		if err != nil {
+			return err
+		}
+		for _, compact := range compactContacts {
+			var c Contact
+			err = c.UnmarshalCompact(compact)
 			if err != nil {
 				return err
 			}
-			for _, compact := range compactContacts {
-				var c Contact
-				err = c.UnmarshalCompact(compact)
-				if err != nil {
-					return err
-				}
-				r.Contacts = append(r.Contacts, c)
-			}
-			break
+			r.Contacts = append(r.Contacts, c)
 		}
+		break
 	}

 	return nil
--- a/dht/rpc.go
+++ b/dht/rpc.go
@ -102,6 +102,7 @@ type RpcIterativeFindValueArgs struct {
 type RpcIterativeFindValueResult struct {
 	Contacts   []Contact
 	FoundValue bool
+	Values     []Contact
 }

 func (rpc *rpcReceiver) IterativeFindValue(r *http.Request, args *RpcIterativeFindValueArgs, result *RpcIterativeFindValueResult) error {
@ -109,12 +110,19 @@ func (rpc *rpcReceiver) IterativeFindValue(r *http.Request, args *RpcIterativeFi
 	if err != nil {
 		return err
 	}
-	foundContacts, found, err := FindContacts(rpc.dht.node, key, false, nil)
+	foundContacts, found, err := FindContacts(rpc.dht.node, key, true, nil)
 	if err != nil {
 		return err
 	}
 	result.Contacts = foundContacts
 	result.FoundValue = found
+	if found {
+		for _, contact := range foundContacts {
+			if contact.PeerPort > 0 {
+				result.Values = append(result.Values, contact)
+			}
+		}
+	}
 	return nil
 }

--- a/extras/api/server.go
+++ b/extras/api/server.go
@ -17,6 +17,12 @@ import (
 // ResponseHeaders are returned with each response
 var ResponseHeaders map[string]string

+// CorsDomains Allowed domains for CORS Policy
+var CorsDomains []string
+
+// CorsAllowLocalhost if true localhost connections are always allowed
+var CorsAllowLocalhost bool
+
 // Log allows logging of events and errors
 var Log = func(*http.Request, *Response, error) {}

@ -77,6 +83,32 @@ func (h Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 			w.Header().Set(key, value)
 		}
 	}
+	origin := r.Header.Get("origin")
+	for _, d := range CorsDomains {
+		if d == origin {
+			w.Header().Set("Access-Control-Allow-Origin", d)
+			vary := w.Header().Get("Vary")
+			if vary != "*" {
+				if vary != "" {
+					vary += ", "
+				}
+				vary += "Origin"
+			}
+			w.Header().Set("Vary", vary)
+		}
+	}
+
+	if CorsAllowLocalhost && strings.HasPrefix(origin, "http://localhost:") {
+		w.Header().Set("Access-Control-Allow-Origin", origin)
+		vary := w.Header().Get("Vary")
+		if vary != "*" {
+			if vary != "" {
+				vary += ", "
+			}
+			vary += "Origin"
+		}
+		w.Header().Set("Vary", vary)
+	}

 	// Stop here if its a preflighted OPTIONS request
 	if r.Method == "OPTIONS" {
@ -89,6 +121,9 @@ func (h Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		if rsp.Error != nil {
 			ogErr := errors.Unwrap(rsp.Error)
 			if statusError, ok := ogErr.(StatusError); ok {
+				if statusError.Status == 0 {
+					statusError.Status = http.StatusInternalServerError
+				}
 				rsp.Status = statusError.Status
 			} else {
 				rsp.Status = http.StatusInternalServerError
--- a/extras/jsonrpc/daemon.go
+++ b/extras/jsonrpc/daemon.go
@ -15,16 +15,29 @@ import (
 	"github.com/mitchellh/mapstructure"
 	"github.com/shopspring/decimal"
 	log "github.com/sirupsen/logrus"
-	"github.com/ybbus/jsonrpc"
+	"github.com/ybbus/jsonrpc/v2"
 )

 const DefaultPort = 5279

+const (
+	ErrorWalletNotLoaded     = "WalletNotLoadedError"
+	ErrorWalletAlreadyLoaded = "WalletAlreadyLoadedError"
+	ErrorWalletNotFound      = "WalletNotFoundError"
+	ErrorWalletAlreadyExists = "WalletAlreadyExistsError"
+)
+
 type Client struct {
 	conn    jsonrpc.RPCClient
 	address string
 }

+type Error struct {
+	Code    int
+	Name    string
+	Message string
+}
+
 func NewClient(address string) *Client {
 	d := Client{}

@ -70,6 +83,15 @@ func Decode(data interface{}, targetStruct interface{}) error {
 	return nil
 }

+// WrapError adds error metadata from JSONRPC error response for clients to access
+func WrapError(rpcError *jsonrpc.RPCError) Error {
+	e := Error{Code: rpcError.Code, Message: rpcError.Message}
+	if d, ok := rpcError.Data.(map[string]interface{}); ok {
+		e.Name = d["name"].(string)
+	}
+	return e
+}
+
 func decodeNumber(data interface{}) (decimal.Decimal, error) {
 	var number string

@ -106,6 +128,10 @@ func debugParams(params map[string]interface{}) string {
 	return strings.Join(s, " ")
 }

+func (e Error) Error() string {
+	return fmt.Sprintf("Error in daemon: %s", e.Message)
+}
+
 func (d *Client) callNoDecode(command string, params map[string]interface{}) (interface{}, error) {
 	log.Debugln("jsonrpc: " + command + " " + debugParams(params))
 	r, err := d.conn.Call(command, params)
@ -114,7 +140,7 @@ func (d *Client) callNoDecode(command string, params map[string]interface{}) (in
 	}

 	if r.Error != nil {
-		return nil, errors.Err("Error in daemon: " + r.Error.Message)
+		return nil, WrapError(r.Error)
 	}

 	return r.Result, nil
@ -138,6 +164,21 @@ func (d *Client) SetRPCTimeout(timeout time.Duration) {
 //				NEW SDK
 //============================================

+func (d *Client) AccountSend(accountID *string, amount, toAddress string) (*TransactionSummary, error) {
+	response := new(TransactionSummary)
+	args := struct {
+		AccountID *string `json:"account_id"`
+		Amount    string  `json:"amount"`
+		Addresses string  `json:"addresses"`
+	}{
+		AccountID: accountID,
+		Amount:    amount,
+		Addresses: toAddress,
+	}
+	structs.DefaultTagName = "json"
+	return response, d.call(response, "account_send", structs.Map(args))
+}
+
 func (d *Client) AccountList(page uint64, pageSize uint64) (*AccountListResponse, error) {
 	response := new(AccountListResponse)
 	return response, d.call(response, "account_list", map[string]interface{}{
@ -220,6 +261,13 @@ func (d *Client) AddressUnused(account *string) (*AddressUnusedResponse, error)
 	})
 }

+func (d *Client) TransactionShow(txid string) (*TransactionSummary, error) {
+	response := new(TransactionSummary)
+	return response, d.call(response, "transaction_show", map[string]interface{}{
+		"txid": txid,
+	})
+}
+
 func (d *Client) ChannelList(account *string, page uint64, pageSize uint64, wid *string) (*ChannelListResponse, error) {
 	if page == 0 {
 		return nil, errors.Err("pages start from 1")
@ -270,6 +318,7 @@ type ChannelCreateOptions struct {
 	CoverURL           *string  `json:"cover_url,omitempty"`
 	Featured           []string `json:"featured,omitempty"`
 	AccountID          *string  `json:"account_id,omitempty"`
+	FundingAccountIDs  []string `json:"funding_account_ids,omitempty"`
 }

 func (d *Client) ChannelCreate(name string, bid float64, options ChannelCreateOptions) (*TransactionSummary, error) {
@ -529,24 +578,35 @@ func (d *Client) Resolve(urls string) (*ResolveResponse, error) {
 	})
 }

-func (d *Client) ClaimSearch(claimName, claimID, txid *string, nout *uint, page uint64, pageSize uint64) (*ClaimSearchResponse, error) {
+type ClaimSearchArgs struct {
+	ClaimID               *string  `json:"claim_id,omitempty"`
+	TXID                  *string  `json:"txid,omitempty"`
+	Nout                  *uint    `json:"nout,omitempty"`
+	Name                  *string  `json:"name,omitempty"`
+	ClaimType             []string `json:"claim_type,omitempty"`
+	OrderBy               []string `json:"order_by,omitempty"`
+	LimitClaimsPerChannel *int     `json:"limit_claims_per_channel,omitempty"`
+	HasNoSource           *bool    `json:"has_no_source,omitempty"`
+	ReleaseTime           string   `json:"release_time,omitempty"`
+	ChannelIDs            []string `json:"channel_ids,omitempty"`
+	NoTotals              *bool    `json:"no_totals,omitempty"`
+	IncludeProtobuf       *bool    `json:"include_protobuf,omitempty"`
+	AnyTags               []string `json:"any_tags,omitempty"`
+
+	Page     uint64 `json:"page"`
+	PageSize uint64 `json:"page_size"`
+}
+
+func (d *Client) ClaimSearch(args ClaimSearchArgs) (*ClaimSearchResponse, error) {
 	response := new(ClaimSearchResponse)
-	args := struct {
-		ClaimID         *string `json:"claim_id,omitempty"`
-		TXID            *string `json:"txid,omitempty"`
-		Nout            *uint   `json:"nout,omitempty"`
-		Name            *string `json:"name,omitempty"`
-		IncludeProtobuf bool    `json:"include_protobuf"`
-		Page            uint64  `json:"page"`
-		PageSize        uint64  `json:"page_size"`
-	}{
-		ClaimID:         claimID,
-		TXID:            txid,
-		Nout:            nout,
-		Name:            claimName,
-		IncludeProtobuf: true,
-		Page:            page,
-		PageSize:        pageSize,
+	if args.NoTotals == nil {
+		nototals := true
+		args.NoTotals = &nototals
+	}
+
+	if args.IncludeProtobuf == nil {
+		include := true
+		args.IncludeProtobuf = &include
 	}
 	structs.DefaultTagName = "json"
 	return response, d.call(response, "claim_search", structs.Map(args))
--- a/extras/jsonrpc/daemon_test.go
+++ b/extras/jsonrpc/daemon_test.go
@ -11,6 +11,7 @@ import (
 	"time"

 	"github.com/shopspring/decimal"
+	"github.com/stretchr/testify/assert"

 	"github.com/lbryio/lbry.go/v2/extras/errors"

@ -54,6 +55,32 @@ func TestClient_AccountFund(t *testing.T) {
 	prettyPrint(*got)
 }

+func TestClient_AccountSend(t *testing.T) {
+	d := NewClient("")
+	accounts, err := d.AccountList(1, 20)
+	if !assert.NoError(t, err) {
+		return
+	}
+	if !assert.NotEmpty(t, accounts.Items[1].ID) {
+		return
+	}
+	account := (accounts.Items)[1].ID
+
+	addressess, err := d.AddressList(&account, nil, 1, 20)
+	if !assert.NoError(t, err) {
+		return
+	}
+	if !assert.NotEmpty(t, addressess.Items) {
+		return
+	}
+
+	got, err := d.AccountSend(&account, "0.01", string(addressess.Items[0].Address))
+	if !assert.NoError(t, err) {
+		return
+	}
+	prettyPrint(*got)
+}
+
 func TestClient_AccountList(t *testing.T) {
 	d := NewClient("")
 	got, err := d.AccountList(1, 20)
@ -130,11 +157,11 @@ func TestClient_ChannelCreate(t *testing.T) {
 				State:   util.PtrToString("Ticino"),
 				City:    util.PtrToString("Lugano"),
 			}},
-			ThumbnailURL: util.PtrToString("https://scrn.storni.info/2019-04-12_15-43-25-001592625.png"),
+			ThumbnailURL: util.PtrToString("https://scrn.storni.info/2022-06-10_17-18-29-409175881.png"),
 		},
 		Email:      util.PtrToString("niko@lbry.com"),
 		WebsiteURL: util.PtrToString("https://lbry.com"),
-		CoverURL:   util.PtrToString("https://scrn.storni.info/2019-04-12_15-43-25-001592625.png"),
+		CoverURL:   util.PtrToString("https://scrn.storni.info/2022-06-10_17-18-29-409175881.png"),
 	})
 	if err != nil {
 		t.Error(err)
@ -463,7 +490,14 @@ func TestClient_TxoSpendTest(t *testing.T) {

 func TestClient_ClaimSearch(t *testing.T) {
 	d := NewClient("")
-	got, err := d.ClaimSearch(nil, util.PtrToString(channelID), nil, nil, 1, 20)
+	got, err := d.ClaimSearch(ClaimSearchArgs{
+		ChannelIDs:  []string{channelID},
+		ReleaseTime: ">1633350820",
+		HasNoSource: util.PtrToBool(true),
+		OrderBy:     []string{"^release_time"},
+		Page:        1,
+		PageSize:    20,
+	})
 	if err != nil {
 		t.Error(err)
 		return
@ -743,11 +777,15 @@ func TestClient_WalletList(t *testing.T) {
 	d := NewClient("")

 	id := "lbry#wallet#id:" + fmt.Sprintf("%d", rand.Int())
-	wList, err := d.WalletList(id, 1, 20)
+	_, err := d.WalletList(id, 1, 20)
 	if err == nil {
 		t.Fatalf("wallet %v was unexpectedly found", id)
 	}
-	if !strings.Contains(err.Error(), fmt.Sprintf("Couldn't find wallet: %v.", id)) {
+	derr, ok := err.(Error)
+	if !ok {
+		t.Fatalf("unknown error returned: %s", err)
+	}
+	if derr.Name != ErrorWalletNotLoaded {
 		t.Fatal(err)
 	}

@ -756,7 +794,7 @@ func TestClient_WalletList(t *testing.T) {
 		t.Fatal(err)
 	}

-	wList, err = d.WalletList(id, 1, 20)
+	wList, err := d.WalletList(id, 1, 20)
 	if err != nil {
 		t.Fatal(err)
 	}
@ -791,3 +829,17 @@ func TestClient_WalletRemoveWalletAdd(t *testing.T) {
 		t.Fatalf("wallet ID mismatch, expected %q, got %q", wallet.ID, addedWallet.Name)
 	}
 }
+
+func TestClient_TransactionSummary(t *testing.T) {
+	d := NewClient("https://api.na-backend.odysee.com/api/v1/proxy")
+	r, err := d.TransactionShow("d104a1616c6af581e2046819de678f370d624e97cf176f95acaec4b183a42db6")
+	if err != nil {
+		t.Error(err)
+	}
+	if len(r.Outputs) != 2 {
+		t.Fatal("found wrong transaction")
+	}
+	if r.Outputs[0].Amount != "5.0" {
+		t.Error("found wrong lbc amount for transaction.")
+	}
+}
--- a/extras/jsonrpc/daemon_types.go
+++ b/extras/jsonrpc/daemon_types.go
@ -7,11 +7,12 @@ import (
 	"net/http"
 	"os"
 	"reflect"
+	"strings"

 	"github.com/lbryio/lbry.go/v2/extras/errors"
 	"github.com/lbryio/lbry.go/v2/stream"

-	schema "github.com/lbryio/lbry.go/v2/schema/claim"
+	schema "github.com/lbryio/lbry.go/v2/schema/stake"
 	lbryschema "github.com/lbryio/types/v2/go"

 	"github.com/shopspring/decimal"
@ -49,11 +50,10 @@ type File struct {
 	Height               int               `json:"height"`
 	IsFullyReflected     bool              `json:"is_fully_reflected"`
 	Key                  string            `json:"key"`
-	Metadata             *lbryschema.Claim `json:"protobuf"`
+	Value                *lbryschema.Claim `json:"protobuf"`
 	MimeType             string            `json:"mime_type"`
 	Nout                 int               `json:"nout"`
 	Outpoint             string            `json:"outpoint"`
-	Protobuf             string            `json:"protobuf"`
 	PurchaseReceipt      interface{}       `json:"purchase_receipt"`
 	ReflectorProgress    int               `json:"reflector_progress"`
 	SdHash               string            `json:"sd_hash"`
@ -251,11 +251,11 @@ type Transaction struct {
 	NormalizedName     string            `json:"normalized_name"`
 	Nout               uint64            `json:"nout"`
 	PermanentUrl       string            `json:"permanent_url"`
+	SigningChannel     *Claim            `json:"signing_channel,omitempty"`
 	TimeStamp          uint64            `json:"time_stamp"`
-	Protobuf           string            `json:"protobuf,omitempty"`
 	Txid               string            `json:"txid"`
 	Type               string            `json:"type"`
-	Value              *lbryschema.Claim `json:"protobuf"`
+	Value              *lbryschema.Claim `json:"protobuf,omitempty"`
 }

 type TransactionSummary struct {
@ -264,6 +264,7 @@ type TransactionSummary struct {
 	Inputs      []Transaction `json:"inputs"`
 	Outputs     []Transaction `json:"outputs"`
 	TotalFee    string        `json:"total_fee"`
+	TotalInput  string        `json:"total_input"`
 	TotalOutput string        `json:"total_output"`
 	Txid        string        `json:"txid"`
 }
@ -320,6 +321,7 @@ type Claim struct {
 	Address                 string           `json:"address"`
 	Amount                  string           `json:"amount"`
 	CanonicalURL            string           `json:"canonical_url"`
+	ChannelID               string           `json:"channel_id"`
 	ClaimID                 string           `json:"claim_id"`
 	ClaimOp                 string           `json:"claim_op,omitempty"`
 	Confirmations           int              `json:"confirmations"`
@ -368,7 +370,7 @@ type Meta struct {
 	TrendingMixed     float64 `json:"trending_mixed,omitempty"`
 }

-const reflectorURL = "http://blobs.lbry.io/"
+const coldStorageURL = "https://s3.wasabisys.com/blobs.lbry.com/"

 // GetStreamSizeByMagic uses "magic" to not just estimate, but actually return the exact size of a stream
 // It does so by fetching the sd blob and the last blob from our S3 bucket, decrypting and unpadding the last blob
@ -378,7 +380,7 @@ func (c *Claim) GetStreamSizeByMagic() (streamSize uint64, e error) {
 	if c.Value.GetStream() == nil {
 		return 0, errors.Err("this claim is not a stream")
 	}
-	resp, err := http.Get(reflectorURL + hex.EncodeToString(c.Value.GetStream().Source.SdHash))
+	resp, err := http.Get(coldStorageURL + hex.EncodeToString(c.Value.GetStream().Source.SdHash))
 	if err != nil {
 		return 0, errors.Err(err)
 	}
@ -401,7 +403,7 @@ func (c *Claim) GetStreamSizeByMagic() (streamSize uint64, e error) {
 		streamSize = uint64(stream.MaxBlobSize-1) * uint64(len(sdb.BlobInfos)-2)
 	}

-	resp2, err := http.Get(reflectorURL + hex.EncodeToString(lastBlobHash))
+	resp2, err := http.Get(coldStorageURL + hex.EncodeToString(lastBlobHash))
 	if err != nil {
 		return 0, errors.Err(err)
 	}
@ -425,6 +427,33 @@ func (c *Claim) GetStreamSizeByMagic() (streamSize uint64, e error) {
 	return streamSize, nil
 }

+const (
+	ProtectedContentTag      = SpecialContentType("c:members-only")
+	PurchaseContentTag       = SpecialContentType("c:purchase:")
+	RentalContentTag         = SpecialContentType("c:rental:")
+	PreorderContentTag       = SpecialContentType("c:preorder:")
+	LegacyPurchaseContentTag = SpecialContentType("purchase:")
+	LegacyRentalContentTag   = SpecialContentType("rental:")
+	LegacyPreorderContentTag = SpecialContentType("preorder:")
+	ScheduledShowContentTag  = SpecialContentType("c:scheduled:show")
+	ScheduledHideContentTag  = SpecialContentType("c:scheduled:hide")
+	UnlistedContentTag       = SpecialContentType("c:unlisted")
+)
+
+type SpecialContentType string
+
+//IsContentSpecial returns true if the claim is of a special content type
+func (c *Claim) IsContentSpecial(specialTags ...SpecialContentType) bool {
+	for _, t := range c.Value.GetTags() {
+		for _, ct := range specialTags {
+			if strings.Contains(t, string(ct)) {
+				return true
+			}
+		}
+	}
+	return false
+}
+
 type StreamListResponse struct {
 	Items      []Claim `json:"items"`
 	Page       uint64  `json:"page"`
--- a/extras/lbryinc/client.go
+++ b/extras/lbryinc/client.go
@ -10,11 +10,13 @@ import (
 	"net/url"
 	"time"

+	"golang.org/x/oauth2"
+
 	log "github.com/sirupsen/logrus"
 )

 const (
-	defaultServerAddress = "https://api.lbry.com"
+	defaultServerAddress = "https://api.odysee.tv"
 	timeout              = 5 * time.Second
 	headerForwardedFor   = "X-Forwarded-For"

@ -26,6 +28,7 @@ const (
 // Client stores data about internal-apis call it is about to make.
 type Client struct {
 	AuthToken     string
+	OAuthToken    oauth2.TokenSource
 	Logger        *log.Logger
 	serverAddress string
 	extraHeaders  map[string]string
@ -41,13 +44,54 @@ type ClientOpts struct {

 // APIResponse reflects internal-apis JSON response format.
 type APIResponse struct {
-	Success bool          `json:"success"`
-	Error   *string       `json:"error"`
-	Data    *ResponseData `json:"data"`
+	Success bool        `json:"success"`
+	Error   *string     `json:"error"`
+	Data    interface{} `json:"data"`
+}
+
+type data struct {
+	obj   map[string]interface{}
+	array []interface{}
+}
+
+func (d data) IsObject() bool {
+	return d.obj != nil
+}
+
+func (d data) IsArray() bool {
+	return d.array != nil
+}
+
+func (d data) Object() (map[string]interface{}, error) {
+	if d.obj == nil {
+		return nil, errors.New("no object data found")
+	}
+	return d.obj, nil
+}
+
+func (d data) Array() ([]interface{}, error) {
+	if d.array == nil {
+		return nil, errors.New("no array data found")
+	}
+	return d.array, nil
+}
+
+// APIError wraps errors returned by LBRY API server to discern them from other kinds (like http errors).
+type APIError struct {
+	Err error
+}
+
+func (e APIError) Error() string {
+	return fmt.Sprintf("api error: %v", e.Err)
 }

 // ResponseData is a map containing parsed json response.
-type ResponseData map[string]interface{}
+type ResponseData interface {
+	IsObject() bool
+	IsArray() bool
+	Object() (map[string]interface{}, error)
+	Array() ([]interface{}, error)
+}

 func makeMethodPath(obj, method string) string {
 	return fmt.Sprintf("/%s/%s", obj, method)
@ -74,13 +118,42 @@ func NewClient(authToken string, opts *ClientOpts) Client {
 	return c
 }

+// NewOauthClient returns a client instance for internal-apis. It requires Oauth Token Source to be provided
+// for authentication.
+func NewOauthClient(token oauth2.TokenSource, opts *ClientOpts) Client {
+	c := Client{
+		serverAddress: defaultServerAddress,
+		extraHeaders:  make(map[string]string),
+		OAuthToken:    token,
+		Logger:        log.StandardLogger(),
+	}
+	if opts != nil {
+		if opts.ServerAddress != "" {
+			c.serverAddress = opts.ServerAddress
+		}
+		if opts.RemoteIP != "" {
+			c.extraHeaders[headerForwardedFor] = opts.RemoteIP
+		}
+	}
+
+	return c
+}
+
 func (c Client) getEndpointURL(object, method string) string {
 	return fmt.Sprintf("%s%s", c.serverAddress, makeMethodPath(object, method))
 }

+func (c Client) getEndpointURLFromPath(path string) string {
+	return fmt.Sprintf("%s%s", c.serverAddress, path)
+}
+
 func (c Client) prepareParams(params map[string]interface{}) (string, error) {
 	form := url.Values{}
-	form.Add("auth_token", c.AuthToken)
+	if c.AuthToken != "" {
+		form.Add("auth_token", c.AuthToken)
+	} else if c.OAuthToken == nil {
+		return "", errors.New("oauth token source must be supplied")
+	}
 	for k, v := range params {
 		if k == "auth_token" {
 			return "", errors.New("extra auth_token supplied in request params")
@ -100,6 +173,16 @@ func (c Client) doCall(url string, payload string) ([]byte, error) {

 	req.Header.Add("Accept", "application/json")
 	req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
+	if c.OAuthToken != nil {
+		t, err := c.OAuthToken.Token()
+		if err != nil {
+			return nil, err
+		}
+		if t.Type() != "Bearer" {
+			return nil, errors.New("internal-apis requires an oAuth token of type 'Bearer'")
+		}
+		t.SetAuthHeader(req)
+	}

 	for k, v := range c.extraHeaders {
 		req.Header.Set(k, v)
@ -110,39 +193,77 @@ func (c Client) doCall(url string, payload string) ([]byte, error) {
 	if err != nil {
 		return body, err
 	}
+	if r.StatusCode >= 500 {
+		return body, fmt.Errorf("server returned non-OK status: %v", r.StatusCode)
+	}
 	defer r.Body.Close()
 	return ioutil.ReadAll(r.Body)
 }

-// Call calls a remote internal-apis server, returning a response,
+// CallResource calls a remote internal-apis server resource, returning a response,
 // wrapped into standardized API Response struct.
-func (c Client) Call(object, method string, params map[string]interface{}) (ResponseData, error) {
-	var rd ResponseData
+func (c Client) CallResource(object, method string, params map[string]interface{}) (ResponseData, error) {
+	var d data
 	payload, err := c.prepareParams(params)
 	if err != nil {
-		return rd, err
+		return d, err
 	}

 	body, err := c.doCall(c.getEndpointURL(object, method), payload)
 	if err != nil {
-		return rd, err
+		return d, err
 	}
 	var ar APIResponse
 	err = json.Unmarshal(body, &ar)
 	if err != nil {
-		return rd, err
+		return d, err
 	}
 	if !ar.Success {
-		return rd, errors.New(*ar.Error)
+		return d, APIError{errors.New(*ar.Error)}
 	}
-	return *ar.Data, err
+	if v, ok := ar.Data.([]interface{}); ok {
+		d.array = v
+	} else if v, ok := ar.Data.(map[string]interface{}); ok {
+		d.obj = v
+	}
+	return d, err
 }

-// UserMe returns user details for the user associated with the current auth_token
+// Call calls a remote internal-apis server, returning a response,
+// wrapped into standardized API Response struct.
+func (c Client) Call(path string, params map[string]interface{}) (ResponseData, error) {
+	var d data
+	payload, err := c.prepareParams(params)
+	if err != nil {
+		return d, err
+	}
+
+	body, err := c.doCall(c.getEndpointURLFromPath(path), payload)
+	if err != nil {
+		return d, err
+	}
+	var ar APIResponse
+	err = json.Unmarshal(body, &ar)
+	if err != nil {
+		return d, err
+	}
+	if !ar.Success {
+		return d, APIError{errors.New(*ar.Error)}
+	}
+	if v, ok := ar.Data.([]interface{}); ok {
+		d.array = v
+	} else if v, ok := ar.Data.(map[string]interface{}); ok {
+		d.obj = v
+	}
+	return d, err
+}
+
+// UserMe returns user details for the user associated with the current auth_token.
 func (c Client) UserMe() (ResponseData, error) {
-	return c.Call(userObjectPath, userMeMethod, map[string]interface{}{})
+	return c.CallResource(userObjectPath, userMeMethod, map[string]interface{}{})
 }

+// UserHasVerifiedEmail calls has_verified_email method.
 func (c Client) UserHasVerifiedEmail() (ResponseData, error) {
-	return c.Call(userObjectPath, userHasVerifiedEmailMethod, map[string]interface{}{})
+	return c.CallResource(userObjectPath, userHasVerifiedEmailMethod, map[string]interface{}{})
 }
--- a/extras/lbryinc/client_test.go
+++ b/extras/lbryinc/client_test.go
@ -6,66 +6,96 @@ import (
 	"net/http/httptest"
 	"testing"

+	"golang.org/x/oauth2"
+
 	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
 )

-func TestUserMeWrongToken(t *testing.T) {
-	c := NewClient("abc", nil)
-	r, err := c.UserMe()
-	require.NotNil(t, err)
-	assert.Equal(t, "could not authenticate user", err.Error())
-	assert.Nil(t, r)
-}
-
-func TestUserHasVerifiedEmailWrongToken(t *testing.T) {
-	c := NewClient("abc", nil)
-	r, err := c.UserHasVerifiedEmail()
-	require.NotNil(t, err)
-	assert.Equal(t, "could not authenticate user", err.Error())
-	assert.Nil(t, r)
-}
-
-func launchDummyServer(lastReq **http.Request, path, response string) *httptest.Server {
+func launchDummyServer(lastReq **http.Request, path, response string, status int) *httptest.Server {
 	return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		*lastReq = &*r
+		if lastReq != nil {
+			*lastReq = &*r
+		}
+		authT := r.FormValue("auth_token")
+		if authT == "" {
+			accessT := r.Header.Get("Authorization")
+			if accessT == "" {
+				w.WriteHeader(http.StatusUnauthorized)
+				return
+			}
+		}
 		if r.URL.Path != path {
 			fmt.Printf("path doesn't match: %v != %v", r.URL.Path, path)
 			w.WriteHeader(http.StatusNotFound)
 		} else {
 			w.Header().Set("Content-Type", "application/json; charset=utf-8")
-			w.WriteHeader(http.StatusOK)
+			w.WriteHeader(status)
 			w.Write([]byte(response))
 		}
 	}))
 }

 func TestUserMe(t *testing.T) {
-	var req *http.Request
-	ts := launchDummyServer(&req, makeMethodPath(userObjectPath, userMeMethod), userMeResponse)
+	ts := launchDummyServer(nil, makeMethodPath(userObjectPath, userMeMethod), userMeResponse, http.StatusOK)
 	defer ts.Close()

 	c := NewClient("realToken", &ClientOpts{ServerAddress: ts.URL})
 	r, err := c.UserMe()
 	assert.Nil(t, err)
-	assert.Equal(t, "user@lbry.tv", r["primary_email"])
+	robj, err := r.Object()
+	if err != nil {
+		t.Fatal(err)
+	}
+	assert.Equal(t, "user@lbry.tv", robj["primary_email"])
+}
+
+func TestListFiltered(t *testing.T) {
+	ts := launchDummyServer(nil, "/file/list_filtered", listFilteredResponse, http.StatusOK)
+	defer ts.Close()
+
+	c := NewClient("realToken", &ClientOpts{ServerAddress: ts.URL})
+	r, err := c.CallResource("file", "list_filtered", map[string]interface{}{"with_claim_id": "true"})
+	assert.Nil(t, err)
+	assert.True(t, r.IsArray())
+	_, err = r.Array()
+	if err != nil {
+		t.Fatal(err)
+	}
 }

 func TestUserHasVerifiedEmail(t *testing.T) {
-	var req *http.Request
-	ts := launchDummyServer(&req, makeMethodPath(userObjectPath, userHasVerifiedEmailMethod), userHasVerifiedEmailResponse)
+	ts := launchDummyServer(nil, makeMethodPath(userObjectPath, userHasVerifiedEmailMethod), userHasVerifiedEmailResponse, http.StatusOK)
 	defer ts.Close()

 	c := NewClient("realToken", &ClientOpts{ServerAddress: ts.URL})
 	r, err := c.UserHasVerifiedEmail()
 	assert.Nil(t, err)
-	assert.EqualValues(t, 12345, r["user_id"])
-	assert.Equal(t, true, r["has_verified_email"])
+	robj, err := r.Object()
+	if err != nil {
+		t.Error(err)
+	}
+	assert.EqualValues(t, 12345, robj["user_id"])
+	assert.Equal(t, true, robj["has_verified_email"])
+}
+
+func TestUserHasVerifiedEmailOAuth(t *testing.T) {
+	ts := launchDummyServer(nil, makeMethodPath(userObjectPath, userHasVerifiedEmailMethod), userHasVerifiedEmailResponse, http.StatusOK)
+	defer ts.Close()
+
+	c := NewOauthClient(oauth2.StaticTokenSource(&oauth2.Token{AccessToken: "Test-Access-Token"}), &ClientOpts{ServerAddress: ts.URL})
+	r, err := c.UserHasVerifiedEmail()
+	assert.Nil(t, err)
+	robj, err := r.Object()
+	if err != nil {
+		t.Error(err)
+	}
+	assert.EqualValues(t, 12345, robj["user_id"])
+	assert.Equal(t, true, robj["has_verified_email"])
 }

 func TestRemoteIP(t *testing.T) {
 	var req *http.Request
-	ts := launchDummyServer(&req, makeMethodPath(userObjectPath, userMeMethod), userMeResponse)
+	ts := launchDummyServer(&req, makeMethodPath(userObjectPath, userMeMethod), userMeResponse, http.StatusOK)
 	defer ts.Close()

 	c := NewClient("realToken", &ClientOpts{ServerAddress: ts.URL, RemoteIP: "8.8.8.8"})
@ -74,6 +104,34 @@ func TestRemoteIP(t *testing.T) {
 	assert.Equal(t, []string{"8.8.8.8"}, req.Header["X-Forwarded-For"])
 }

+func TestWrongToken(t *testing.T) {
+	c := NewClient("zcasdasc", nil)
+
+	r, err := c.UserHasVerifiedEmail()
+	assert.False(t, r.IsObject())
+	assert.EqualError(t, err, "api error: could not authenticate user")
+	assert.ErrorAs(t, err, &APIError{})
+}
+
+func TestHTTPError(t *testing.T) {
+	c := NewClient("zcasdasc", &ClientOpts{ServerAddress: "http://lolcathost"})
+
+	r, err := c.UserHasVerifiedEmail()
+	assert.False(t, r.IsObject())
+	assert.EqualError(t, err, `Post "http://lolcathost/user/has_verified_email": dial tcp: lookup lolcathost: no such host`)
+}
+
+func TestGatewayError(t *testing.T) {
+	var req *http.Request
+	ts := launchDummyServer(&req, makeMethodPath(userObjectPath, userHasVerifiedEmailMethod), "", http.StatusBadGateway)
+	defer ts.Close()
+	c := NewClient("zcasdasc", &ClientOpts{ServerAddress: ts.URL})
+
+	r, err := c.UserHasVerifiedEmail()
+	assert.False(t, r.IsObject())
+	assert.EqualError(t, err, `server returned non-OK status: 502`)
+}
+
 const userMeResponse = `{
 	"success": true,
 	"error": null,
@ -107,3 +165,18 @@ const userHasVerifiedEmailResponse = `{
 	  "has_verified_email": true
 	}
 }`
+
+const listFilteredResponse = `{
+  "success": true,
+  "error": null,
+  "data": [
+    {
+      "claim_id": "322ce77e9085d9da42279c790f7c9755b4916fca",
+      "outpoint": "20e04af21a569061ced7aa1801a43b4ed4839dfeb79919ea49a4059c7fe114c5:0"
+    },
+    {
+      "claim_id": "61496c567badcd98b82d9a700a8d56fd8a5fa8fb",
+      "outpoint": "657e4ec774524b326f9d3ecb9f468ea085bd1f3d450565f0330feca02e8fd25b:0"
+    }
+  ]
+}`
--- a/extras/util/slack.go
+++ b/extras/util/slack.go
@ -2,12 +2,15 @@ package util

 import (
 	"fmt"
+	"net"
+	"net/http"
 	"strings"
+	"time"

 	"github.com/lbryio/lbry.go/v2/extras/errors"

-	"github.com/nlopes/slack"
 	log "github.com/sirupsen/logrus"
+	"github.com/slack-go/slack"
 )

 var defaultChannel string
@ -16,7 +19,18 @@ var slackApi *slack.Client

 // InitSlack Initializes a slack client with the given token and sets the default channel.
 func InitSlack(token string, channel string, username string) {
-	slackApi = slack.New(token)
+	c := &http.Client{
+		Transport: &http.Transport{
+			DialContext: (&net.Dialer{
+				Timeout:   30 * time.Second,
+				KeepAlive: 30 * time.Second,
+			}).DialContext,
+			TLSHandshakeTimeout:   10 * time.Second,
+			ResponseHeaderTimeout: 10 * time.Second,
+			ExpectContinueTimeout: 1 * time.Second,
+		},
+	}
+	slackApi = slack.New(token, slack.OptionHTTPClient(c))
 	defaultChannel = channel
 	defaultUsername = username
 }
@ -65,7 +79,13 @@ func sendToSlack(channel, username, message string) error {
 		err = errors.Err("no slack token provided")
 	} else {
 		log.Debugln("slack: " + channel + ": " + message)
-		_, _, err = slackApi.PostMessage(channel, slack.MsgOptionText(message, false), slack.MsgOptionUsername(username))
+		for {
+			_, _, err = slackApi.PostMessage(channel, slack.MsgOptionText(message, false), slack.MsgOptionUsername(username))
+			if err != nil && strings.Contains(err.Error(), "timeout awaiting response headers") {
+				continue
+			}
+			break
+		}
 	}

 	if err != nil {
--- a/extras/util/strings.go
+++ b/extras/util/strings.go
@ -0,0 +1,53 @@
+package util
+
+import (
+	"encoding/hex"
+	"golang.org/x/text/cases"
+	"golang.org/x/text/unicode/norm"
+	"strings"
+)
+
+func StringSplitArg(stringToSplit, separator string) []interface{} {
+	split := strings.Split(stringToSplit, separator)
+	splitInterface := make([]interface{}, len(split))
+	for i, s := range split {
+		splitInterface[i] = s
+	}
+	return splitInterface
+}
+
+// NormalizeName Normalize names to remove weird characters and account to capitalization
+func NormalizeName(s string) string {
+	c := cases.Fold()
+	return c.String(norm.NFD.String(s))
+}
+
+// ReverseBytesInPlace reverse the bytes. thanks, Satoshi 😒
+func ReverseBytesInPlace(s []byte) {
+	for i, j := 0, len(s)-1; i < j; i, j = i+1, j-1 {
+		s[i], s[j] = s[j], s[i]
+	}
+}
+
+// TxIdToTxHash convert the txid to a hash for returning from the hub
+func TxIdToTxHash(txid string) []byte {
+	t, err := hex.DecodeString(txid)
+	if err != nil {
+		return nil
+	}
+
+	ReverseBytesInPlace(t)
+
+	return t
+}
+
+// TxHashToTxId convert the txHash from the response format back to an id
+func TxHashToTxId(txHash []byte) string {
+	t := make([]byte, len(txHash))
+	copy(t, txHash)
+
+	ReverseBytesInPlace(t)
+
+	return hex.EncodeToString(t)
+
+}
--- a/go.mod
+++ b/go.mod
@ -1,54 +1,55 @@
+go 1.18
+
 module github.com/lbryio/lbry.go/v2

 replace github.com/btcsuite/btcd => github.com/lbryio/lbrycrd.go v0.0.0-20200203050410-e1076f12bf19

 require (
-	github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a // indirect
 	github.com/btcsuite/btcd v0.0.0-20190213025234-306aecffea32
 	github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d
 	github.com/davecgh/go-spew v1.1.1
 	github.com/fatih/structs v1.1.0
-	github.com/go-errors/errors v1.0.1
-	github.com/go-ini/ini v1.48.0
-	github.com/go-ozzo/ozzo-validation v3.6.0+incompatible // indirect
-	github.com/golang/protobuf v1.3.2
-	github.com/google/go-cmp v0.3.1 // indirect
-	github.com/gopherjs/gopherjs v0.0.0-20190915194858-d3ddacdb130f // indirect
-	github.com/gorilla/mux v1.7.3
+	github.com/go-errors/errors v1.4.2
+	github.com/go-ini/ini v1.67.0
+	github.com/golang/protobuf v1.5.2
+	github.com/gorilla/mux v1.8.0
 	github.com/gorilla/rpc v1.2.0
-	github.com/gorilla/websocket v1.4.1 // indirect
-	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
-	github.com/kr/pretty v0.1.0 // indirect
-	github.com/lbryio/ozzo-validation v0.0.0-20170323141101-d1008ad1fd04
-	github.com/lbryio/types v0.0.0-20191009145016-1bb8107e04f8
+	github.com/lbryio/ozzo-validation v3.0.3-0.20170512160344-202201e212ec+incompatible
+	github.com/lbryio/types v0.0.0-20220224142228-73610f6654a6
 	github.com/lyoshenka/bencode v0.0.0-20180323155644-b7abd7672df5
-	github.com/mitchellh/mapstructure v1.1.2
-	github.com/nlopes/slack v0.6.0
-	github.com/onsi/ginkgo v1.10.2 // indirect
-	github.com/onsi/gomega v1.7.0 // indirect
-	github.com/pkg/errors v0.8.1 // indirect
-	github.com/sebdah/goldie v0.0.0-20190531093107-d313ffb52c77
-	github.com/sergi/go-diff v1.0.0
-	github.com/shopspring/decimal v0.0.0-20191009025716-f1972eb1d1f5
-	github.com/sirupsen/logrus v1.4.2
-	github.com/smartystreets/assertions v1.0.1 // indirect
-	github.com/smartystreets/goconvey v0.0.0-20190731233626-505e41936337 // indirect
-	github.com/spf13/cast v1.3.0
-	github.com/stretchr/testify v1.4.0
-	github.com/ybbus/jsonrpc v0.0.0-20180411222309-2a548b7d822d
-	go.uber.org/atomic v1.4.0
-	golang.org/x/crypto v0.0.0-20191002192127-34f69633bfdc
-	golang.org/x/net v0.0.0-20191009170851-d66e71096ffb
-	golang.org/x/sys v0.0.0-20191009170203-06d7bd2c5f4f // indirect
-	golang.org/x/text v0.3.2 // indirect
-	golang.org/x/time v0.0.0-20190921001708-c4c64cad1fd0
-	google.golang.org/genproto v0.0.0-20191009194640-548a555dbc03 // indirect
-	google.golang.org/grpc v1.24.0
-	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
-	gopkg.in/ini.v1 v1.48.0 // indirect
+	github.com/mitchellh/mapstructure v1.5.0
+	github.com/sebdah/goldie v1.0.0
+	github.com/sergi/go-diff v1.3.1
+	github.com/shopspring/decimal v1.3.1
+	github.com/sirupsen/logrus v1.9.0
+	github.com/slack-go/slack v0.12.1
+	github.com/spf13/cast v1.5.0
+	github.com/stretchr/testify v1.8.2
+	github.com/ybbus/jsonrpc/v2 v2.1.7
+	go.uber.org/atomic v1.10.0
+	golang.org/x/crypto v0.7.0
+	golang.org/x/net v0.8.0
+	golang.org/x/oauth2 v0.6.0
+	golang.org/x/text v0.8.0
+	golang.org/x/time v0.3.0
+	google.golang.org/grpc v1.53.0
 	gopkg.in/nullbio/null.v6 v6.0.0-20161116030900-40264a2e6b79
-	gopkg.in/yaml.v2 v2.2.4 // indirect
 	gotest.tools v2.2.0+incompatible
 )

-go 1.13
+require (
+	github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a // indirect
+	github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f // indirect
+	github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd // indirect
+	github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792 // indirect
+	github.com/google/go-cmp v0.5.9 // indirect
+	github.com/gorilla/websocket v1.4.2 // indirect
+	github.com/onsi/gomega v1.7.0 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	golang.org/x/sys v0.6.0 // indirect
+	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)
--- a/go.sum
+++ b/go.sum
@ -1,5 +1,3 @@
-cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
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@ -14,166 +12,139 @@ github.com/btcsuite/snappy-go v0.0.0-20151229074030-0bdef8d06723/go.mod h1:8woku
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--- a/lbrycrd/channel.go
+++ b/lbrycrd/channel.go
@ -3,11 +3,12 @@ package lbrycrd
 import (
 	"github.com/btcsuite/btcd/btcec"
 	"github.com/lbryio/lbry.go/v2/extras/errors"
-	c "github.com/lbryio/lbry.go/v2/schema/claim"
+	"github.com/lbryio/lbry.go/v2/schema/keys"
+	c "github.com/lbryio/lbry.go/v2/schema/stake"
 	pb "github.com/lbryio/types/v2/go"
 )

-func NewChannel() (*c.ClaimHelper, *btcec.PrivateKey, error) {
+func NewChannel() (*c.StakeHelper, *btcec.PrivateKey, error) {
 	claimChannel := new(pb.Claim_Channel)
 	channel := new(pb.Channel)
 	claimChannel.Channel = channel
@ -19,21 +20,21 @@ func NewChannel() (*c.ClaimHelper, *btcec.PrivateKey, error) {
 	if err != nil {
 		return nil, nil, errors.Err(err)
 	}
-	pubkeyBytes, err := c.PublicKeyToDER(privateKey.PubKey())
+	pubkeyBytes, err := keys.PublicKeyToDER(privateKey.PubKey())
 	if err != nil {
 		return nil, nil, errors.Err(err)
 	}

-	helper := c.ClaimHelper{Claim: pbClaim}
+	helper := c.StakeHelper{Claim: pbClaim}
 	helper.Version = c.NoSig
-	helper.GetChannel().PublicKey = pubkeyBytes
-	helper.Tags = []string{}
+	helper.Claim.GetChannel().PublicKey = pubkeyBytes
+	helper.Claim.Tags = []string{}
 	coverSrc := new(pb.Source)
-	helper.GetChannel().Cover = coverSrc
-	helper.Languages = []*pb.Language{}
+	helper.Claim.GetChannel().Cover = coverSrc
+	helper.Claim.Languages = []*pb.Language{}
 	thumbnailSrc := new(pb.Source)
-	helper.Thumbnail = thumbnailSrc
-	helper.Locations = []*pb.Location{}
+	helper.Claim.Thumbnail = thumbnailSrc
+	helper.Claim.Locations = []*pb.Location{}

 	return &helper, privateKey, nil
 }
--- a/lbrycrd/claim.go
+++ b/lbrycrd/claim.go
@ -4,14 +4,14 @@ import (
 	"encoding/hex"

 	"github.com/lbryio/lbry.go/v2/extras/errors"
-	c "github.com/lbryio/lbry.go/v2/schema/claim"
+	c "github.com/lbryio/lbry.go/v2/schema/stake"
 	pb "github.com/lbryio/types/v2/go"

 	"github.com/btcsuite/btcd/btcec"
 	"github.com/btcsuite/btcd/wire"
 )

-func NewImageStreamClaim() (*c.ClaimHelper, error) {
+func NewImageStreamClaim() (*c.StakeHelper, error) {
 	streamClaim := new(pb.Claim_Stream)
 	stream := new(pb.Stream)
 	image := new(pb.Stream_Image)
@ -23,12 +23,12 @@ func NewImageStreamClaim() (*c.ClaimHelper, error) {
 	pbClaim := new(pb.Claim)
 	pbClaim.Type = streamClaim

-	helper := c.ClaimHelper{Claim: pbClaim}
+	helper := c.StakeHelper{Claim: pbClaim}

 	return &helper, nil
 }

-func NewVideoStreamClaim() (*c.ClaimHelper, error) {
+func NewVideoStreamClaim() (*c.StakeHelper, error) {
 	streamClaim := new(pb.Claim_Stream)
 	stream := new(pb.Stream)
 	video := new(pb.Stream_Video)
@ -39,12 +39,12 @@ func NewVideoStreamClaim() (*c.ClaimHelper, error) {
 	pbClaim := new(pb.Claim)
 	pbClaim.Type = streamClaim

-	helper := c.ClaimHelper{Claim: pbClaim}
+	helper := c.StakeHelper{Claim: pbClaim}

 	return &helper, nil
 }

-func NewStreamClaim(title, description string) (*c.ClaimHelper, error) {
+func NewStreamClaim(title, description string) (*c.StakeHelper, error) {
 	streamClaim := new(pb.Claim_Stream)
 	stream := new(pb.Stream)
 	streamClaim.Stream = stream
@ -52,14 +52,14 @@ func NewStreamClaim(title, description string) (*c.ClaimHelper, error) {
 	pbClaim := new(pb.Claim)
 	pbClaim.Type = streamClaim

-	helper := c.ClaimHelper{Claim: pbClaim}
-	helper.Title = title
-	helper.Description = description
+	helper := c.StakeHelper{Claim: pbClaim}
+	helper.Claim.Title = title
+	helper.Claim.Description = description

 	return &helper, nil
 }

-func SignClaim(rawTx *wire.MsgTx, privKey btcec.PrivateKey, claim, channel *c.ClaimHelper, channelClaimID string) error {
+func SignClaim(rawTx *wire.MsgTx, privKey btcec.PrivateKey, claim, channel *c.StakeHelper, channelClaimID string) error {
 	claimIDHexBytes, err := hex.DecodeString(channelClaimID)
 	if err != nil {
 		return errors.Err(err)
--- a/lbrycrd/client.go
+++ b/lbrycrd/client.go
@ -7,7 +7,7 @@ import (
 	"strconv"

 	"github.com/lbryio/lbry.go/v2/extras/errors"
-	c "github.com/lbryio/lbry.go/v2/schema/claim"
+	c "github.com/lbryio/lbry.go/v2/schema/stake"

 	"github.com/btcsuite/btcd/btcec"
 	"github.com/btcsuite/btcd/btcjson"
@ -271,7 +271,7 @@ const (
 	ClaimSupport
 )

-func (c *Client) AddStakeToTx(rawTx *wire.MsgTx, claim *c.ClaimHelper, name string, claimAmount float64, scriptType ScriptType) error {
+func (c *Client) AddStakeToTx(rawTx *wire.MsgTx, claim *c.StakeHelper, name string, claimAmount float64, scriptType ScriptType) error {

 	address, err := c.GetNewAddress("")
 	if err != nil {
@ -314,7 +314,7 @@ func (c *Client) AddStakeToTx(rawTx *wire.MsgTx, claim *c.ClaimHelper, name stri
 	return nil
 }

-func (c *Client) CreateChannel(name string, amount float64) (*c.ClaimHelper, *btcec.PrivateKey, error) {
+func (c *Client) CreateChannel(name string, amount float64) (*c.StakeHelper, *btcec.PrivateKey, error) {
 	channel, key, err := NewChannel()
 	if err != nil {
 		return nil, nil, err
--- a/readme.md
+++ b/readme.md
@ -2,6 +2,8 @@

 lbry.go is a set of tools and projects implemented in Golang. See each subfolder for more details

+**there are significant updates in the [v3 branch](https://github.com/lbryio/lbry.go/tree/v3). if you're starting a new project, strongly consider using that version instead**
+
 [![Build Status](https://travis-ci.org/lbryio/lbry.go.svg?branch=master)](https://travis-ci.org/lbryio/lbry.go)

 This project uses Go modules. Make sure you have Go 1.11+ installed.
@ -34,7 +36,7 @@ This project is MIT licensed. For the full license, see [LICENSE](LICENSE).
 ## Security

 We take security seriously. Please contact security@lbry.com regarding any issues you may encounter.
-Our PGP key is [here](https://keybase.io/lbry/key.asc) if you need it.
+Our PGP key is [here](https://lbry.com/faq/pgp-key) if you need it.

 ## Contact

--- a/schema/.travis.yml
+++ b/schema/.travis.yml
@ -3,7 +3,7 @@ dist: trusty
 language: go

 go:
-  - 1.10.3
+  - 1.15.x

 script:
  - ./build_and_test.sh
--- a/schema/address/validate.go
+++ b/schema/address/validate.go
@ -24,9 +24,9 @@ const lbrycrdTestnet = "lbrycrd_testnet"
 const lbrycrdRegtest = "lbrycrd_regtest"

 var addressPrefixes = map[string][2]byte{
-	lbrycrdMain:    [2]byte{lbrycrdMainPubkeyPrefix, lbrycrdMainScriptPrefix},
-	lbrycrdTestnet: [2]byte{lbrycrdTestnetPubkeyPrefix, lbrycrdTestnetScriptPrefix},
-	lbrycrdRegtest: [2]byte{lbrycrdRegtestPubkeyPrefix, lbrycrdRegtestScriptPrefix},
+	lbrycrdMain:    {lbrycrdMainPubkeyPrefix, lbrycrdMainScriptPrefix},
+	lbrycrdTestnet: {lbrycrdTestnetPubkeyPrefix, lbrycrdTestnetScriptPrefix},
+	lbrycrdRegtest: {lbrycrdRegtestPubkeyPrefix, lbrycrdRegtestScriptPrefix},
 }

 func PrefixIsValid(address [addressLength]byte, blockchainName string) bool {
--- a/schema/claim/keys.go
+++ b/schema/claim/keys.go
@ -1,50 +0,0 @@
-package claim
-
-import (
-	"crypto/elliptic"
-	"crypto/x509/pkix"
-	"encoding/asn1"
-
-	"github.com/lbryio/lbry.go/v2/extras/errors"
-
-	"github.com/btcsuite/btcd/btcec"
-)
-
-func PublicKeyToDER(publicKey *btcec.PublicKey) ([]byte, error) {
-	var publicKeyBytes []byte
-	var publicKeyAlgorithm pkix.AlgorithmIdentifier
-	var err error
-	pub := publicKey.ToECDSA()
-	publicKeyBytes = elliptic.Marshal(pub.Curve, pub.X, pub.Y)
-	//ans1 encoding oid for ecdsa public key https://github.com/golang/go/blob/release-branch.go1.12/src/crypto/x509/x509.go#L457
-	publicKeyAlgorithm.Algorithm = asn1.ObjectIdentifier{1, 2, 840, 10045, 2, 1}
-	//asn1 encoding oid for secp256k1 https://github.com/bitpay/bitpay-go/blob/v2.2.2/key_utils/key_utils.go#L30
-	paramBytes, err := asn1.Marshal(asn1.ObjectIdentifier{1, 3, 132, 0, 10})
-	if err != nil {
-		return nil, errors.Err(err)
-	}
-	publicKeyAlgorithm.Parameters.FullBytes = paramBytes
-
-	return asn1.Marshal(publicKeyInfo{
-		Algorithm: publicKeyAlgorithm,
-		PublicKey: asn1.BitString{
-			Bytes:     publicKeyBytes,
-			BitLength: 8 * len(publicKeyBytes),
-		},
-	})
-
-}
-
-func (c *ClaimHelper) GetPublicKey() (*btcec.PublicKey, error) {
-	if c.GetChannel() == nil {
-		return nil, errors.Err("claim is not of type channel, so there is no public key to get")
-	}
-	return getPublicKeyFromBytes(c.GetChannel().PublicKey)
-}
-
-func getPublicKeyFromBytes(pubKeyBytes []byte) (*btcec.PublicKey, error) {
-	PKInfo := publicKeyInfo{}
-	asn1.Unmarshal(pubKeyBytes, &PKInfo)
-	pubkeyBytes1 := []byte(PKInfo.PublicKey.Bytes)
-	return btcec.ParsePubKey(pubkeyBytes1, btcec.S256())
-}
--- a/schema/claim/keys_test.go
+++ b/schema/claim/keys_test.go
@ -1,36 +0,0 @@
-package claim
-
-import (
-	"testing"
-
-	"gotest.tools/assert"
-)
-
-// The purpose of this test, is to make sure the function converts btcec.PublicKey to DER format the same way
-// lbry SDK does as this is the bytes that are put into protobuf and the same bytes are used for verify signatures.
-// Making sure these
-func TestPublicKeyToDER(t *testing.T) {
-	cert_claim_hex := "08011002225e0801100322583056301006072a8648ce3d020106052b8104000a03420004d015365a40f3e5c03c87227168e5851f44659837bcf6a3398ae633bc37d04ee19baeb26dc888003bd728146dbea39f5344bf8c52cedaf1a3a1623a0166f4a367"
-	cert_claim, err := DecodeClaimHex(cert_claim_hex, "lbrycrd_main")
-	if err != nil {
-		t.Error(err)
-	}
-	p1, err := getPublicKeyFromBytes(cert_claim.Claim.GetChannel().PublicKey)
-	if err != nil {
-		t.Error(err)
-	}
-
-	pubkeyBytes2, err := PublicKeyToDER(p1)
-	if err != nil {
-		t.Error(err)
-	}
-	for i, b := range cert_claim.Claim.GetChannel().PublicKey {
-		assert.Assert(t, b == pubkeyBytes2[i], "DER format in bytes must match!")
-	}
-
-	p2, err := getPublicKeyFromBytes(pubkeyBytes2)
-	if err != nil {
-		t.Error(err)
-	}
-	assert.Assert(t, p1.IsEqual(p2), "The keys produced must be the same key!")
-}
--- a/schema/claim/serialization.go
+++ b/schema/claim/serialization.go
@ -1,90 +0,0 @@
-package claim
-
-import (
-	"encoding/hex"
-
-	"github.com/lbryio/lbry.go/v2/extras/errors"
-	legacy "github.com/lbryio/types/v1/go"
-	pb "github.com/lbryio/types/v2/go"
-
-	"github.com/golang/protobuf/proto"
-)
-
-func (c *ClaimHelper) serialized() ([]byte, error) {
-	serialized := c.String()
-	if serialized == "" {
-		return nil, errors.Err("not initialized")
-	}
-
-	if c.LegacyClaim != nil {
-		return proto.Marshal(c.getLegacyProtobuf())
-	}
-
-	return proto.Marshal(c.getProtobuf())
-}
-
-func (c *ClaimHelper) getProtobuf() *pb.Claim {
-	claim := &pb.Claim{
-		Title:       c.GetTitle(),
-		Description: c.GetDescription(),
-		Thumbnail:   c.GetThumbnail(),
-		Tags:        c.GetTags(),
-		Languages:   c.GetLanguages(),
-		Locations:   c.GetLocations(),
-	}
-	if c.GetChannel() != nil {
-		claim.Type = &pb.Claim_Channel{Channel: c.GetChannel()}
-	} else if c.GetStream() != nil {
-		claim.Type = &pb.Claim_Stream{Stream: c.GetStream()}
-	} else if c.GetCollection() != nil {
-		claim.Type = &pb.Claim_Collection{Collection: c.GetCollection()}
-	} else if c.GetRepost() != nil {
-		claim.Type = &pb.Claim_Repost{Repost: c.GetRepost()}
-	}
-
-	return claim
-}
-
-func (c *ClaimHelper) getLegacyProtobuf() *legacy.Claim {
-	v := c.LegacyClaim.GetVersion()
-	t := c.LegacyClaim.GetClaimType()
-	return &legacy.Claim{
-		Version:            &v,
-		ClaimType:          &t,
-		Stream:             c.LegacyClaim.GetStream(),
-		Certificate:        c.LegacyClaim.GetCertificate(),
-		PublisherSignature: c.LegacyClaim.GetPublisherSignature()}
-}
-
-func (c *ClaimHelper) serializedHexString() (string, error) {
-	serialized, err := c.serialized()
-	if err != nil {
-		return "", err
-	}
-	serialized_hex := hex.EncodeToString(serialized)
-	return serialized_hex, nil
-}
-
-func (c *ClaimHelper) serializedNoSignature() ([]byte, error) {
-	if c.String() == "" {
-		return nil, errors.Err("not initialized")
-	}
-	if c.Signature == nil {
-		serialized, err := c.serialized()
-		if err != nil {
-			return nil, err
-		}
-		return serialized, nil
-	} else {
-		if c.LegacyClaim != nil {
-			clone := &legacy.Claim{}
-			proto.Merge(clone, c.getLegacyProtobuf())
-			proto.ClearAllExtensions(clone.PublisherSignature)
-			clone.PublisherSignature = nil
-			return proto.Marshal(clone)
-		}
-		clone := &pb.Claim{}
-		proto.Merge(clone, c.getProtobuf())
-		return proto.Marshal(clone)
-	}
-}
--- a/schema/cli/lbryschema-cli.go
+++ b/schema/cli/lbryschema-cli.go
@ -4,14 +4,14 @@ import (
 	"fmt"
 	"os"

-	"github.com/lbryio/lbry.go/v2/schema/claim"
+	"github.com/lbryio/lbry.go/v2/schema/stake"
 )

 func main() {
 	args := os.Args[1:]
 	if len(args) == 1 {
 		claimBytes := []byte(args[0])
-		decoded, err := claim.DecodeClaimBytes(claimBytes, "lbrycrd_main")
+		decoded, err := stake.DecodeClaimBytes(claimBytes, "lbrycrd_main")
 		if err != nil {
 			fmt.Println("Decoding error:", err)
 			return
@ -25,7 +25,7 @@ func main() {
 		return
 	} else if (len(args) == 2) && (args[1] == "--decode_hex") {
 		claimHex := args[0]
-		decoded, err := claim.DecodeClaimHex(claimHex, "lbrycrd_main")
+		decoded, err := stake.DecodeClaimHex(claimHex, "lbrycrd_main")
 		if err != nil {
 			fmt.Println("Decoding error:", err)
 			return
--- a/schema/keys/keys.go
+++ b/schema/keys/keys.go
@ -0,0 +1,108 @@
+package keys
+
+import (
+	"crypto/elliptic"
+	"crypto/x509/pkix"
+	"encoding/asn1"
+	"encoding/pem"
+
+	"github.com/lbryio/lbry.go/v2/extras/errors"
+
+	"github.com/btcsuite/btcd/btcec"
+)
+
+type publicKeyInfo struct {
+	Raw       asn1.RawContent
+	Algorithm pkix.AlgorithmIdentifier
+	PublicKey asn1.BitString
+}
+
+func PublicKeyToDER(publicKey *btcec.PublicKey) ([]byte, error) {
+	var publicKeyBytes []byte
+	var publicKeyAlgorithm pkix.AlgorithmIdentifier
+	var err error
+	pub := publicKey.ToECDSA()
+	publicKeyBytes = elliptic.Marshal(pub.Curve, pub.X, pub.Y)
+	//ans1 encoding oid for ecdsa public key https://github.com/golang/go/blob/release-branch.go1.12/src/crypto/x509/x509.go#L457
+	publicKeyAlgorithm.Algorithm = asn1.ObjectIdentifier{1, 2, 840, 10045, 2, 1}
+	//asn1 encoding oid for secp256k1 https://github.com/bitpay/bitpay-go/blob/v2.2.2/key_utils/key_utils.go#L30
+	paramBytes, err := asn1.Marshal(asn1.ObjectIdentifier{1, 3, 132, 0, 10})
+	if err != nil {
+		return nil, errors.Err(err)
+	}
+	publicKeyAlgorithm.Parameters.FullBytes = paramBytes
+
+	return asn1.Marshal(publicKeyInfo{
+		Algorithm: publicKeyAlgorithm,
+		PublicKey: asn1.BitString{
+			Bytes:     publicKeyBytes,
+			BitLength: 8 * len(publicKeyBytes),
+		},
+	})
+
+}
+
+//This type provides compatibility with the btcec package
+type ecPrivateKey struct {
+	Version       int
+	PrivateKey    []byte
+	NamedCurveOID asn1.ObjectIdentifier `asn1:"optional,explicit,tag:0"`
+	PublicKey     asn1.BitString        `asn1:"optional,explicit,tag:1"`
+}
+
+func PrivateKeyToDER(key *btcec.PrivateKey) ([]byte, error) {
+	privateKey := make([]byte, (key.Curve.Params().N.BitLen()+7)/8)
+	oid := asn1.ObjectIdentifier{1, 3, 132, 0, 10}
+	return asn1.Marshal(ecPrivateKey{
+		Version:       1,
+		PrivateKey:    key.D.FillBytes(privateKey),
+		NamedCurveOID: oid,
+		PublicKey:     asn1.BitString{Bytes: elliptic.Marshal(key.Curve, key.X, key.Y)},
+	})
+}
+
+func GetPublicKeyFromBytes(pubKeyBytes []byte) (*btcec.PublicKey, error) {
+	if len(pubKeyBytes) == 33 {
+		return btcec.ParsePubKey(pubKeyBytes, btcec.S256())
+	}
+	PKInfo := publicKeyInfo{}
+	_, err := asn1.Unmarshal(pubKeyBytes, &PKInfo)
+	if err != nil {
+		return nil, errors.Err(err)
+	}
+	pubkeyBytes1 := PKInfo.PublicKey.Bytes
+	return btcec.ParsePubKey(pubkeyBytes1, btcec.S256())
+}
+
+func GetPrivateKeyFromBytes(privKeyBytes []byte) (*btcec.PrivateKey, *btcec.PublicKey, error) {
+	ecPK := ecPrivateKey{}
+	_, err := asn1.Unmarshal(privKeyBytes, &ecPK)
+	if err != nil {
+		return nil, nil, errors.Err(err)
+	}
+	priv, publ := btcec.PrivKeyFromBytes(btcec.S256(), ecPK.PrivateKey)
+	return priv, publ, nil
+}
+
+//Returns a btec.Private key object if provided a correct secp256k1 encoded pem.
+func ExtractKeyFromPem(pm string) (*btcec.PrivateKey, *btcec.PublicKey) {
+	byta := []byte(pm)
+	blck, _ := pem.Decode(byta)
+	var ecp ecPrivateKey
+	asn1.Unmarshal(blck.Bytes, &ecp)
+	return btcec.PrivKeyFromBytes(btcec.S256(), ecp.PrivateKey)
+}
+
+type Signature struct {
+	btcec.Signature
+}
+
+func (s *Signature) LBRYSDKEncode() ([]byte, error) {
+	if s.R == nil || s.S == nil {
+		return nil, errors.Err("invalid signature, both S & R are nil")
+	}
+	rBytes := s.R.Bytes()
+	sBytes := s.S.Bytes()
+
+	return append(rBytes, sBytes...), nil
+}
--- a/schema/keys/keys_test.go
+++ b/schema/keys/keys_test.go
@ -0,0 +1,95 @@
+package keys
+
+import (
+	"bytes"
+	"encoding/hex"
+	"encoding/pem"
+	"testing"
+
+	"github.com/btcsuite/btcd/btcec"
+	"gotest.tools/assert"
+)
+
+// The purpose of this test, is to make sure the function converts btcec.PublicKey to DER format the same way
+// lbry SDK does as this is the bytes that are put into protobuf and the same bytes are used for verify signatures.
+// Making sure these
+func TestPublicKeyToDER(t *testing.T) {
+	publicKeyHex := "3056301006072a8648ce3d020106052b8104000a03420004d015365a40f3e5c03c87227168e5851f44659837bcf6a3398ae633bc37d04ee19baeb26dc888003bd728146dbea39f5344bf8c52cedaf1a3a1623a0166f4a367"
+	pubKeyBytes, err := hex.DecodeString(publicKeyHex)
+	if err != nil {
+		t.Error(err)
+	}
+
+	p1, err := GetPublicKeyFromBytes(pubKeyBytes)
+	if err != nil {
+		t.Error(err)
+	}
+
+	pubkeyBytes2, err := PublicKeyToDER(p1)
+	if err != nil {
+		t.Error(err)
+	}
+	for i, b := range pubKeyBytes {
+		assert.Assert(t, b == pubkeyBytes2[i], "DER format in bytes must match!")
+	}
+
+	p2, err := GetPublicKeyFromBytes(pubkeyBytes2)
+	if err != nil {
+		t.Error(err)
+	}
+	assert.Assert(t, p1.IsEqual(p2), "The keys produced must be the same key!")
+}
+
+func TestPrivateKeyToDER(t *testing.T) {
+	private1, err := btcec.NewPrivateKey(btcec.S256())
+	if err != nil {
+		t.Fatal(err)
+	}
+	bytes, err := PrivateKeyToDER(private1)
+	if err != nil {
+		t.Fatal(err)
+	}
+	private2, _, err := GetPrivateKeyFromBytes(bytes)
+	if err != nil {
+		t.Error(err)
+	}
+	if !private1.ToECDSA().Equal(private2.ToECDSA()) {
+		t.Error("private keys dont match")
+	}
+}
+
+func TestGetPrivateKeyFromBytes(t *testing.T) {
+	private, err := btcec.NewPrivateKey(btcec.S256())
+	if err != nil {
+		t.Fatal(err)
+	}
+	bytes, err := PrivateKeyToDER(private)
+	private2, _, err := GetPrivateKeyFromBytes(bytes)
+	if !private.ToECDSA().Equal(private2.ToECDSA()) {
+		t.Error("private keys dont match")
+	}
+}
+
+func TestEncodePEMAndBack(t *testing.T) {
+	private1, err := btcec.NewPrivateKey(btcec.S256())
+	if err != nil {
+		t.Fatal(err)
+	}
+	b := bytes.NewBuffer(nil)
+	derBytes, err := PrivateKeyToDER(private1)
+	if err != nil {
+		t.Fatal(err)
+	}
+	err = pem.Encode(b, &pem.Block{Type: "PRIVATE KEY", Bytes: derBytes})
+	if err != nil {
+		t.Fatal(err)
+	}
+	println(string(b.Bytes()))
+	private2, _ := ExtractKeyFromPem(string(b.Bytes()))
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !private1.ToECDSA().Equal(private2.ToECDSA()) {
+		t.Error("private keys dont match")
+	}
+}
--- a/schema/stake/decode_test.go
+++ b/schema/stake/decode_test.go
@ -1,9 +1,11 @@
-package claim
+package stake

 import (
 	"encoding/hex"
 	"testing"

+	"github.com/lbryio/lbry.go/v2/schema/keys"
+
 	pb "github.com/lbryio/types/v2/go"

 	"github.com/btcsuite/btcd/btcec"
@ -71,20 +73,20 @@ func TestCreateChannelClaim(t *testing.T) {
 	if err != nil {
 		t.Error(err)
 	}
-	pubKeyBytes, err := PublicKeyToDER(private.PubKey())
+	pubKeyBytes, err := keys.PublicKeyToDER(private.PubKey())
 	if err != nil {
 		t.Error(err)
 	}
-	claim := &ClaimHelper{Claim: newChannelClaim(), Version: NoSig}
-	claim.GetChannel().PublicKey = pubKeyBytes
-	claim.Title = "Test Channel Title"
-	claim.Description = "Test Channel Description"
-	claim.GetChannel().Cover = &pb.Source{Url: "http://testcoverurl.com"}
-	claim.Tags = []string{"TagA", "TagB", "TagC"}
-	claim.Languages = []*pb.Language{{Language: pb.Language_en}, {Language: pb.Language_es}}
-	claim.Thumbnail = &pb.Source{Url: "http://thumbnailurl.com"}
-	claim.GetChannel().WebsiteUrl = "http://homepageurl.com"
-	claim.Locations = []*pb.Location{{Country: pb.Location_AD}, {Country: pb.Location_US, State: "NJ", City: "some city"}}
+	claim := &StakeHelper{Claim: newChannelClaim(), Version: NoSig}
+	claim.Claim.GetChannel().PublicKey = pubKeyBytes
+	claim.Claim.Title = "Test Channel Title"
+	claim.Claim.Description = "Test Channel Description"
+	claim.Claim.GetChannel().Cover = &pb.Source{Url: "http://testcoverurl.com"}
+	claim.Claim.Tags = []string{"TagA", "TagB", "TagC"}
+	claim.Claim.Languages = []*pb.Language{{Language: pb.Language_en}, {Language: pb.Language_es}}
+	claim.Claim.Thumbnail = &pb.Source{Url: "http://thumbnailurl.com"}
+	claim.Claim.GetChannel().WebsiteUrl = "http://homepageurl.com"
+	claim.Claim.Locations = []*pb.Location{{Country: pb.Location_AD}, {Country: pb.Location_US, State: "NJ", City: "some city"}}

 	rawClaim, err := claim.CompileValue()
 	if err != nil {
--- a/schema/stake/migration.go
+++ b/schema/stake/migration.go
@ -1,4 +1,4 @@
-package claim
+package stake

 import (
 	"encoding/hex"
--- a/schema/stake/migration_test.go
+++ b/schema/stake/migration_test.go
@ -1,4 +1,4 @@
-package claim
+package stake

 import (
 	"bytes"
@ -232,13 +232,13 @@ func TestMigrationFromV1YTSync(t *testing.T) {
 	if err != nil {
 		t.Error(err)
 	}
-	assert.Assert(t, claim.GetTitle() == "Here are 5 Reasons I ❤️ Nextcloud | TLG")
-	assert.Assert(t, claim.GetDescription() == "Find out more about Nextcloud: https://nextcloud.com/\n\nYou can find me on these socials:\n * Forums: https://forum.heavyelement.io/\n * Podcast: https://offtopical.net\n * Patreon: https://patreon.com/thelinuxgamer\n * Merch: https://teespring.com/stores/official-linux-gamer\n * Twitch: https://twitch.tv/xondak\n * Twitter: https://twitter.com/thelinuxgamer\n\n...\nhttps://www.youtube.com/watch?v=FrTdBCOS_fc")
+	assert.Assert(t, claim.Claim.GetTitle() == "Here are 5 Reasons I ❤️ Nextcloud | TLG")
+	assert.Assert(t, claim.Claim.GetDescription() == "Find out more about Nextcloud: https://nextcloud.com/\n\nYou can find me on these socials:\n * Forums: https://forum.heavyelement.io/\n * Podcast: https://offtopical.net\n * Patreon: https://patreon.com/thelinuxgamer\n * Merch: https://teespring.com/stores/official-linux-gamer\n * Twitch: https://twitch.tv/xondak\n * Twitter: https://twitter.com/thelinuxgamer\n\n...\nhttps://www.youtube.com/watch?v=FrTdBCOS_fc")
 	assert.Assert(t, claim.GetStream().GetLicense() == "Copyrighted (contact author)")
 	assert.Assert(t, claim.GetStream().GetAuthor() == "The Linux Gamer")
 	//?assert.Assert(t, claim.GetStream().GetLanguages()[0])
 	assert.Assert(t, claim.GetStream().GetSource().GetMediaType() == "video/mp4")
-	assert.Assert(t, claim.GetThumbnail().GetUrl() == "https://berk.ninja/thumbnails/FrTdBCOS_fc")
+	assert.Assert(t, claim.Claim.GetThumbnail().GetUrl() == "https://berk.ninja/thumbnails/FrTdBCOS_fc")
 	sdHashBytes, err := hex.DecodeString("040e8ac6e89c061f982528c23ad33829fd7146435bf7a4cc22f0bff70c4fe0b91fd36da9a375e3e1c171db825bf5d1f3")
 	if err != nil {
 		t.Error(err)
@ -254,7 +254,7 @@ func TestMigrationFromV1YTSync(t *testing.T) {
 	if err != nil {
 		t.Error(err)
 	}
-	assert.Assert(t, bytes.Equal(pubKeyBytes, channel.GetChannel().GetPublicKey()))
+	assert.Assert(t, bytes.Equal(pubKeyBytes, channel.Claim.GetChannel().GetPublicKey()))
 }

 func TestMigrationFromV1UnsignedWithFee(t *testing.T) {
@ -263,8 +263,8 @@ func TestMigrationFromV1UnsignedWithFee(t *testing.T) {
 	if err != nil {
 		t.Error(err)
 	}
-	assert.Assert(t, claim.GetTitle() == "rpg midi")
-	assert.Assert(t, claim.GetDescription() == "midi")
+	assert.Assert(t, claim.Claim.GetTitle() == "rpg midi")
+	assert.Assert(t, claim.Claim.GetDescription() == "midi")
 	assert.Assert(t, claim.GetStream().GetLicense() == "Creative Commons Attribution 4.0 International")
 	assert.Assert(t, claim.GetStream().GetAuthor() == "rpg midi")
 	//assert.Assert(t, claim.GetStream().GetLanguage() == "en")
--- a/schema/stake/pretty.go
+++ b/schema/stake/pretty.go
@ -1,17 +1,21 @@
-package claim
+package stake

 import (
 	"encoding/json"
 	"fmt"
+
 	"github.com/golang/protobuf/jsonpb"
 )

-func marshalToString(c *ClaimHelper) (string, error) {
+func marshalToString(c *StakeHelper) (string, error) {
 	m_pb := &jsonpb.Marshaler{}
-	return m_pb.MarshalToString(c)
+	if c.IsSupport() {
+		return m_pb.MarshalToString(c.Support)
+	}
+	return m_pb.MarshalToString(c.Claim)
 }

-func (c *ClaimHelper) RenderJSON() (string, error) {
+func (c *StakeHelper) RenderJSON() (string, error) {
 	r, err := marshalToString(c)
 	if err != nil {
 		fmt.Println("err")
--- a/schema/stake/schema.go
+++ b/schema/stake/schema.go
@ -1,4 +1,4 @@
-package claim
+package stake

 import (
 	"encoding/json"
--- a/schema/stake/serialization.go
+++ b/schema/stake/serialization.go
@ -0,0 +1,105 @@
+package stake
+
+import (
+	"encoding/hex"
+
+	"github.com/lbryio/lbry.go/v2/extras/errors"
+	legacy "github.com/lbryio/types/v1/go"
+	pb "github.com/lbryio/types/v2/go"
+
+	"github.com/golang/protobuf/proto"
+)
+
+func (c *StakeHelper) serialized() ([]byte, error) {
+	serialized := c.Claim.String() + c.Support.String()
+	if serialized == "" {
+		return nil, errors.Err("not initialized")
+	}
+
+	if c.LegacyClaim != nil {
+		return proto.Marshal(c.getLegacyProtobuf())
+	} else if c.IsSupport() {
+		return proto.Marshal(c.getSupportProtobuf())
+	}
+
+	return proto.Marshal(c.getClaimProtobuf())
+}
+
+func (c *StakeHelper) getClaimProtobuf() *pb.Claim {
+	claim := &pb.Claim{
+		Title:       c.Claim.GetTitle(),
+		Description: c.Claim.GetDescription(),
+		Thumbnail:   c.Claim.GetThumbnail(),
+		Tags:        c.Claim.GetTags(),
+		Languages:   c.Claim.GetLanguages(),
+		Locations:   c.Claim.GetLocations(),
+	}
+	if c.Claim.GetChannel() != nil {
+		claim.Type = &pb.Claim_Channel{Channel: c.Claim.GetChannel()}
+	} else if c.GetStream() != nil {
+		claim.Type = &pb.Claim_Stream{Stream: c.GetStream()}
+	} else if c.Claim.GetCollection() != nil {
+		claim.Type = &pb.Claim_Collection{Collection: c.Claim.GetCollection()}
+	} else if c.Claim.GetRepost() != nil {
+		claim.Type = &pb.Claim_Repost{Repost: c.Claim.GetRepost()}
+	}
+
+	return claim
+}
+
+func (c *StakeHelper) getSupportProtobuf() *pb.Support {
+	return &pb.Support{
+		Emoji:                c.Support.GetEmoji(),
+		XXX_NoUnkeyedLiteral: struct{}{},
+		XXX_unrecognized:     nil,
+		XXX_sizecache:        0,
+	}
+}
+
+func (c *StakeHelper) getLegacyProtobuf() *legacy.Claim {
+	v := c.LegacyClaim.GetVersion()
+	t := c.LegacyClaim.GetClaimType()
+	return &legacy.Claim{
+		Version:            &v,
+		ClaimType:          &t,
+		Stream:             c.LegacyClaim.GetStream(),
+		Certificate:        c.LegacyClaim.GetCertificate(),
+		PublisherSignature: c.LegacyClaim.GetPublisherSignature()}
+}
+
+func (c *StakeHelper) serializedHexString() (string, error) {
+	serialized, err := c.serialized()
+	if err != nil {
+		return "", err
+	}
+	serialized_hex := hex.EncodeToString(serialized)
+	return serialized_hex, nil
+}
+
+func (c *StakeHelper) serializedNoSignature() ([]byte, error) {
+	if c.Claim.String() == "" && c.Support.String() == "" {
+		return nil, errors.Err("not initialized")
+	}
+	if c.Signature == nil {
+		serialized, err := c.serialized()
+		if err != nil {
+			return nil, err
+		}
+		return serialized, nil
+	} else {
+		if c.LegacyClaim != nil {
+			clone := &legacy.Claim{}
+			proto.Merge(clone, c.getLegacyProtobuf())
+			proto.ClearAllExtensions(clone.PublisherSignature)
+			clone.PublisherSignature = nil
+			return proto.Marshal(clone)
+		} else if c.IsSupport() {
+			clone := &pb.Support{}
+			proto.Merge(clone, c.getSupportProtobuf())
+			return proto.Marshal(clone)
+		}
+		clone := &pb.Claim{}
+		proto.Merge(clone, c.getClaimProtobuf())
+		return proto.Marshal(clone)
+	}
+}
--- a/schema/stake/sign.go
+++ b/schema/stake/sign.go
@ -1,4 +1,4 @@
-package claim
+package stake

 import (
 	"crypto/sha256"
@ -6,12 +6,13 @@ import (

 	"github.com/lbryio/lbry.go/v2/extras/errors"
 	"github.com/lbryio/lbry.go/v2/schema/address"
+	"github.com/lbryio/lbry.go/v2/schema/keys"

 	"github.com/btcsuite/btcd/btcec"
 )

-func Sign(privKey btcec.PrivateKey, channel ClaimHelper, claim ClaimHelper, k string) (*Signature, error) {
-	if channel.GetChannel() == nil {
+func Sign(privKey btcec.PrivateKey, channel StakeHelper, claim StakeHelper, k string) (*keys.Signature, error) {
+	if channel.Claim.GetChannel() == nil {
 		return nil, errors.Err("claim as channel is not of type channel")
 	}
 	if claim.LegacyClaim != nil {
@ -21,7 +22,7 @@ func Sign(privKey btcec.PrivateKey, channel ClaimHelper, claim ClaimHelper, k st
 	return claim.sign(privKey, channel, k)
 }

-func (c *ClaimHelper) sign(privKey btcec.PrivateKey, channel ClaimHelper, firstInputTxID string) (*Signature, error) {
+func (c *StakeHelper) sign(privKey btcec.PrivateKey, channel StakeHelper, firstInputTxID string) (*keys.Signature, error) {

 	txidBytes, err := hex.DecodeString(firstInputTxID)
 	if err != nil {
@ -48,11 +49,11 @@ func (c *ClaimHelper) sign(privKey btcec.PrivateKey, channel ClaimHelper, firstI
 		return nil, errors.Err(err)
 	}

-	return &Signature{*sig}, nil
+	return &keys.Signature{*sig}, nil

 }

-func (c *ClaimHelper) signV1(privKey btcec.PrivateKey, channel ClaimHelper, claimAddress string) (*Signature, error) {
+func (c *StakeHelper) signV1(privKey btcec.PrivateKey, channel StakeHelper, claimAddress string) (*keys.Signature, error) {
 	metadataBytes, err := c.serializedNoSignature()
 	if err != nil {
 		return nil, errors.Err(err)
@ -85,21 +86,7 @@ func (c *ClaimHelper) signV1(privKey btcec.PrivateKey, channel ClaimHelper, clai
 		return nil, errors.Err(err)
 	}

-	return &Signature{*sig}, nil
-}
-
-type Signature struct {
-	btcec.Signature
-}
-
-func (s *Signature) LBRYSDKEncode() ([]byte, error) {
-	if s.R == nil || s.S == nil {
-		return nil, errors.Err("invalid signature, both S & R are nil")
-	}
-	rBytes := s.R.Bytes()
-	sBytes := s.S.Bytes()
-
-	return append(rBytes, sBytes...), nil
+	return &keys.Signature{Signature: *sig}, nil
 }

 // rev reverses a byte slice. useful for switching endian-ness
--- a/schema/stake/sign_test.go
+++ b/schema/stake/sign_test.go
@ -1,9 +1,13 @@
-package claim
+package stake

 import (
 	"encoding/hex"
 	"testing"

+	pb "github.com/lbryio/types/v2/go"
+
+	"github.com/lbryio/lbry.go/v2/schema/keys"
+
 	"github.com/btcsuite/btcd/btcec"
 	"gotest.tools/assert"
 )
@ -14,13 +18,13 @@ func TestSign(t *testing.T) {
 		t.Error(err)
 		return
 	}
-	channel := &ClaimHelper{newChannelClaim(), nil, nil, NoSig, nil, nil}
-	pubkeyBytes, err := PublicKeyToDER(privateKey.PubKey())
+	channel := &StakeHelper{newChannelClaim(), nil, nil, nil, NoSig, nil, nil}
+	pubkeyBytes, err := keys.PublicKeyToDER(privateKey.PubKey())
 	if err != nil {
 		t.Error(err)
 		return
 	}
-	channel.GetChannel().PublicKey = pubkeyBytes
+	channel.Claim.GetChannel().PublicKey = pubkeyBytes
 	claimID := "cf3f7c898af87cc69b06a6ac7899efb9a4878fdb"                      //Fake
 	txid := "4c1df9e022e396859175f9bfa69b38e444db10fb53355fa99a0989a83bcdb82f" //Fake
 	claimIDHexBytes, err := hex.DecodeString(claimID)
@ -29,7 +33,7 @@ func TestSign(t *testing.T) {
 		return
 	}

-	claim := &ClaimHelper{newStreamClaim(), nil, reverseBytes(claimIDHexBytes), WithSig, nil, nil}
+	claim := &StakeHelper{newStreamClaim(), nil, nil, reverseBytes(claimIDHexBytes), WithSig, nil, nil}
 	claim.Claim.Title = "Test title"
 	claim.Claim.Description = "Test description"
 	sig, err := Sign(*privateKey, *channel, *claim, txid)
@ -78,6 +82,61 @@ func TestSign(t *testing.T) {

 }

+func TestSignSupportWithChannel(t *testing.T) {
+	cert_claim_hex := "08011002225e0801100322583056301006072a8648ce3d020106052b8104000a03420004d015365a40f3e5c03c87227168e5851f44659837bcf6a3398ae633bc37d04ee19baeb26dc888003bd728146dbea39f5344bf8c52cedaf1a3a1623a0166f4a367"
+	channel, err := DecodeClaimHex(cert_claim_hex, "lbrycrd_main")
+	if err != nil {
+		t.Error(err)
+	}
+	privateKey, err := btcec.NewPrivateKey(btcec.S256())
+	if err != nil {
+		t.Error(err)
+		return
+	}
+	pubkeyBytes, err := keys.PublicKeyToDER(privateKey.PubKey())
+	if err != nil {
+		t.Error(err)
+		return
+	}
+	channel.Claim.GetChannel().PublicKey = pubkeyBytes
+
+	claimID := "251305ca93d4dbedb50dceb282ebcb7b07b7ac64"
+	txid := "4c1df9e022e396859175f9bfa69b38e444db10fb53355fa99a0989a83bcdb82f" //Fake
+	claimIDHexBytes, err := hex.DecodeString(claimID)
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	support := &StakeHelper{nil, &pb.Support{}, nil, reverseBytes(claimIDHexBytes), WithSig, nil, nil}
+	sig, err := Sign(*privateKey, *channel, *support, txid)
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	signatureBytes, err := sig.LBRYSDKEncode()
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	support.Signature = signatureBytes
+	compiledSupport, err := support.CompileValue()
+	if err != nil {
+		t.Error(err)
+	}
+	support, err = DecodeSupportBytes(compiledSupport, "lbrycrd_main")
+
+	valid, err := support.ValidateClaimSignature(channel, txid, claimID, "lbrycrd_main")
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	assert.Assert(t, valid, "could not verify signature")
+}
+
 func TestSignWithV1Channel(t *testing.T) {
 	cert_claim_hex := "08011002225e0801100322583056301006072a8648ce3d020106052b8104000a03420004d015365a40f3e5c03c87227168e5851f44659837bcf6a3398ae633bc37d04ee19baeb26dc888003bd728146dbea39f5344bf8c52cedaf1a3a1623a0166f4a367"
 	channel, err := DecodeClaimHex(cert_claim_hex, "lbrycrd_main")
@ -89,12 +148,12 @@ func TestSignWithV1Channel(t *testing.T) {
 		t.Error(err)
 		return
 	}
-	pubkeyBytes, err := PublicKeyToDER(privateKey.PubKey())
+	pubkeyBytes, err := keys.PublicKeyToDER(privateKey.PubKey())
 	if err != nil {
 		t.Error(err)
 		return
 	}
-	channel.GetChannel().PublicKey = pubkeyBytes
+	channel.Claim.GetChannel().PublicKey = pubkeyBytes

 	claimID := "251305ca93d4dbedb50dceb282ebcb7b07b7ac64"
 	txid := "4c1df9e022e396859175f9bfa69b38e444db10fb53355fa99a0989a83bcdb82f" //Fake
@ -104,7 +163,7 @@ func TestSignWithV1Channel(t *testing.T) {
 		return
 	}

-	claim := &ClaimHelper{newStreamClaim(), nil, reverseBytes(claimIDHexBytes), WithSig, nil, nil}
+	claim := &StakeHelper{newStreamClaim(), nil, nil, reverseBytes(claimIDHexBytes), WithSig, nil, nil}
 	claim.Claim.Title = "Test title"
 	claim.Claim.Description = "Test description"
 	sig, err := Sign(*privateKey, *channel, *claim, txid)
--- a/schema/stake/stake.go
+++ b/schema/stake/stake.go
@ -1,4 +1,4 @@
-package claim
+package stake

 import (
 	"encoding/hex"
@ -6,9 +6,11 @@ import (

 	"github.com/lbryio/lbry.go/v2/extras/errors"
 	"github.com/lbryio/lbry.go/v2/schema/address"
+	"github.com/lbryio/lbry.go/v2/schema/keys"
 	legacy_pb "github.com/lbryio/types/v1/go"
 	pb "github.com/lbryio/types/v2/go"

+	"github.com/btcsuite/btcd/btcec"
 	"github.com/golang/protobuf/proto"
 )

@ -25,8 +27,9 @@ const (
 	UNKNOWN = version(byte(2))
 )

-type ClaimHelper struct {
-	*pb.Claim
+type StakeHelper struct {
+	Claim       *pb.Claim
+	Support     *pb.Support
 	LegacyClaim *legacy_pb.Claim
 	ClaimID     []byte
 	Version     version
@ -36,7 +39,7 @@ type ClaimHelper struct {

 const migrationErrorMessage = "migration from v1 to v2 protobuf failed with: "

-func (c *ClaimHelper) ValidateAddresses(blockchainName string) error {
+func (c *StakeHelper) ValidateAddresses(blockchainName string) error {
 	if c.Claim != nil { // V2
 		// check the validity of a fee address
 		if c.Claim.GetStream() != nil {
@ -46,7 +49,7 @@ func (c *ClaimHelper) ValidateAddresses(blockchainName string) error {
 			} else {
 				return nil
 			}
-		} else if c.GetChannel() != nil {
+		} else if c.Claim.GetChannel() != nil {
 			return nil
 		}
 	}
@ -80,8 +83,8 @@ func getVersionFromByte(versionByte byte) version {
 	return UNKNOWN
 }

-func (c *ClaimHelper) ValidateCertificate() error {
-	if c.GetChannel() == nil {
+func (c *StakeHelper) ValidateCertificate() error {
+	if !c.IsClaim() || c.Claim.GetChannel() == nil {
 		return nil
 	}
 	_, err := c.GetPublicKey()
@ -91,8 +94,24 @@ func (c *ClaimHelper) ValidateCertificate() error {
 	return nil
 }

-func (c *ClaimHelper) LoadFromBytes(raw_claim []byte, blockchainName string) error {
-	if c.String() != "" {
+func (c *StakeHelper) IsClaim() bool {
+	return c.Claim != nil && c.Claim.String() != ""
+}
+
+func (c *StakeHelper) IsSupport() bool {
+	return c.Support != nil
+}
+
+func (c *StakeHelper) LoadFromBytes(raw_claim []byte, blockchainName string) error {
+	return c.loadFromBytes(raw_claim, false, blockchainName)
+}
+
+func (c *StakeHelper) LoadSupportFromBytes(raw_claim []byte, blockchainName string) error {
+	return c.loadFromBytes(raw_claim, true, blockchainName)
+}
+
+func (c *StakeHelper) loadFromBytes(raw_claim []byte, isSupport bool, blockchainName string) error {
+	if c.Claim.String() != "" && !isSupport {
 		return errors.Err("already initialized")
 	}
 	if len(raw_claim) < 1 {
@ -101,13 +120,14 @@ func (c *ClaimHelper) LoadFromBytes(raw_claim []byte, blockchainName string) err

 	var claim_pb *pb.Claim
 	var legacy_claim_pb *legacy_pb.Claim
+	var support_pb *pb.Support

 	version := getVersionFromByte(raw_claim[0]) //First byte = version
 	pbPayload := raw_claim[1:]
 	var claimID []byte
 	var signature []byte
 	if version == WithSig {
-		if len(raw_claim) < 86 {
+		if len(raw_claim) < 85 {
 			return errors.Err("signature version indicated by 1st byte but not enough bytes for valid format")
 		}
 		claimID = raw_claim[1:21]    // channel claimid = next 20 bytes
@ -115,8 +135,17 @@ func (c *ClaimHelper) LoadFromBytes(raw_claim []byte, blockchainName string) err
 		pbPayload = raw_claim[85:]   // protobuf payload = remaining bytes
 	}

-	claim_pb = &pb.Claim{}
-	err := proto.Unmarshal(pbPayload, claim_pb)
+	var err error
+	if !isSupport {
+		claim_pb = &pb.Claim{}
+		err = proto.Unmarshal(pbPayload, claim_pb)
+	} else {
+		support := &pb.Support{}
+		err = proto.Unmarshal(pbPayload, support)
+		if err == nil {
+			support_pb = support
+		}
+	}
 	if err != nil {
 		legacy_claim_pb = &legacy_pb.Claim{}
 		legacyErr := proto.Unmarshal(raw_claim, legacy_claim_pb)
@ -138,8 +167,9 @@ func (c *ClaimHelper) LoadFromBytes(raw_claim []byte, blockchainName string) err
 		}
 	}

-	*c = ClaimHelper{
+	*c = StakeHelper{
 		Claim:       claim_pb,
+		Support:     support_pb,
 		LegacyClaim: legacy_claim_pb,
 		ClaimID:     claimID,
 		Version:     version,
@ -161,7 +191,7 @@ func (c *ClaimHelper) LoadFromBytes(raw_claim []byte, blockchainName string) err
 	return nil
 }

-func (c *ClaimHelper) LoadFromHexString(claim_hex string, blockchainName string) error {
+func (c *StakeHelper) LoadFromHexString(claim_hex string, blockchainName string) error {
 	buf, err := hex.DecodeString(claim_hex)
 	if err != nil {
 		return err
@ -169,8 +199,16 @@ func (c *ClaimHelper) LoadFromHexString(claim_hex string, blockchainName string)
 	return c.LoadFromBytes(buf, blockchainName)
 }

-func DecodeClaimProtoBytes(serialized []byte, blockchainName string) (*ClaimHelper, error) {
-	claim := &ClaimHelper{&pb.Claim{}, nil, nil, NoSig, nil, nil}
+func (c *StakeHelper) LoadSupportFromHexString(claim_hex string, blockchainName string) error {
+	buf, err := hex.DecodeString(claim_hex)
+	if err != nil {
+		return err
+	}
+	return c.LoadSupportFromBytes(buf, blockchainName)
+}
+
+func DecodeClaimProtoBytes(serialized []byte, blockchainName string) (*StakeHelper, error) {
+	claim := &StakeHelper{&pb.Claim{}, &pb.Support{}, nil, nil, NoSig, nil, nil}
 	err := claim.LoadFromBytes(serialized, blockchainName)
 	if err != nil {
 		return nil, err
@ -178,7 +216,16 @@ func DecodeClaimProtoBytes(serialized []byte, blockchainName string) (*ClaimHelp
 	return claim, nil
 }

-func DecodeClaimHex(serialized string, blockchainName string) (*ClaimHelper, error) {
+func DecodeSupportProtoBytes(serialized []byte, blockchainName string) (*StakeHelper, error) {
+	claim := &StakeHelper{nil, &pb.Support{}, nil, nil, NoSig, nil, nil}
+	err := claim.LoadSupportFromBytes(serialized, blockchainName)
+	if err != nil {
+		return nil, err
+	}
+	return claim, nil
+}
+
+func DecodeClaimHex(serialized string, blockchainName string) (*StakeHelper, error) {
 	claim_bytes, err := hex.DecodeString(serialized)
 	if err != nil {
 		return nil, errors.Err(err)
@ -187,12 +234,12 @@ func DecodeClaimHex(serialized string, blockchainName string) (*ClaimHelper, err
 }

 // DecodeClaimBytes take a byte array and tries to decode it to a protobuf claim or migrate it from either json v1,2,3 or pb v1
-func DecodeClaimBytes(serialized []byte, blockchainName string) (*ClaimHelper, error) {
+func DecodeClaimBytes(serialized []byte, blockchainName string) (*StakeHelper, error) {
 	helper, err := DecodeClaimProtoBytes(serialized, blockchainName)
 	if err == nil {
 		return helper, nil
 	}
-	helper = &ClaimHelper{}
+	helper = &StakeHelper{}
 	//If protobuf fails, try json versions before returning an error.
 	v1Claim := new(V1Claim)
 	err = v1Claim.Unmarshal(serialized)
@ -225,14 +272,23 @@ func DecodeClaimBytes(serialized []byte, blockchainName string) (*ClaimHelper, e
 	return helper, nil
 }

-func (c *ClaimHelper) GetStream() *pb.Stream {
+// DecodeSupportBytes take a byte array and tries to decode it to a protobuf support
+func DecodeSupportBytes(serialized []byte, blockchainName string) (*StakeHelper, error) {
+	helper, err := DecodeSupportProtoBytes(serialized, blockchainName)
+	if err != nil {
+		return nil, errors.Err(err)
+	}
+	return helper, nil
+}
+
+func (c *StakeHelper) GetStream() *pb.Stream {
 	if c != nil {
 		return c.Claim.GetStream()
 	}
 	return nil
 }

-func (c *ClaimHelper) CompileValue() ([]byte, error) {
+func (c *StakeHelper) CompileValue() ([]byte, error) {
 	payload, err := c.serialized()
 	if err != nil {
 		return nil, err
@ -247,3 +303,15 @@ func (c *ClaimHelper) CompileValue() ([]byte, error) {

 	return value, nil
 }
+
+func (c *StakeHelper) GetPublicKey() (*btcec.PublicKey, error) {
+	if c.IsClaim() {
+		if c.Claim.GetChannel() == nil {
+			return nil, errors.Err("claim is not of type channel, so there is no public key to get")
+		}
+
+	} else if c.IsSupport() {
+		return nil, errors.Err("stake is a support and does not come with a public key to get")
+	}
+	return keys.GetPublicKeyFromBytes(c.Claim.GetChannel().PublicKey)
+}
--- a/schema/stake/stake_test.go
+++ b/schema/stake/stake_test.go
@ -1,4 +1,4 @@
-package claim
+package stake

 import "testing"

--- a/schema/stake/validator.go
+++ b/schema/stake/validator.go
@ -1,10 +1,8 @@
-package claim
+package stake

 import (
 	"crypto/ecdsa"
 	"crypto/sha256"
-	"crypto/x509/pkix"
-	"encoding/asn1"
 	"encoding/binary"
 	"encoding/hex"
 	"math/big"
@ -13,12 +11,6 @@ import (
 	"github.com/lbryio/lbry.go/v2/schema/address"
 )

-type publicKeyInfo struct {
-	Raw       asn1.RawContent
-	Algorithm pkix.AlgorithmIdentifier
-	PublicKey asn1.BitString
-}
-
 const SECP256k1 = "SECP256k1"

 //const NIST256p = "NIST256p"
@ -34,7 +26,7 @@ func getClaimSignatureDigest(bytes ...[]byte) [32]byte {
 	return [32]byte(digest)
 }

-func (c *ClaimHelper) VerifyDigest(certificate *ClaimHelper, signature [64]byte, digest [32]byte) bool {
+func (c *StakeHelper) VerifyDigest(certificate *StakeHelper, signature [64]byte, digest [32]byte) bool {
 	if certificate == nil {
 		return false
 	}
@ -50,7 +42,7 @@ func (c *ClaimHelper) VerifyDigest(certificate *ClaimHelper, signature [64]byte,
 	return ecdsa.Verify(pk.ToECDSA(), digest[:], R, S)
 }

-func (c *ClaimHelper) ValidateClaimSignature(certificate *ClaimHelper, k string, certificateId string, blockchainName string) (bool, error) {
+func (c *StakeHelper) ValidateClaimSignature(certificate *StakeHelper, k string, certificateId string, blockchainName string) (bool, error) {
 	if c.LegacyClaim != nil {
 		return c.validateV1ClaimSignature(certificate, k, certificateId, blockchainName)
 	}
@ -58,7 +50,7 @@ func (c *ClaimHelper) ValidateClaimSignature(certificate *ClaimHelper, k string,
 	return c.validateClaimSignature(certificate, k, certificateId, blockchainName)
 }

-func (c *ClaimHelper) validateClaimSignature(certificate *ClaimHelper, firstInputTxHash, certificateId string, blockchainName string) (bool, error) {
+func (c *StakeHelper) validateClaimSignature(certificate *StakeHelper, firstInputTxHash, certificateId string, blockchainName string) (bool, error) {
 	certificateIdSlice, err := hex.DecodeString(certificateId)
 	if err != nil {
 		return false, errors.Err(err)
@ -82,7 +74,7 @@ func (c *ClaimHelper) validateClaimSignature(certificate *ClaimHelper, firstInpu
 	return c.VerifyDigest(certificate, signatureBytes, claimDigest), nil
 }

-func (c *ClaimHelper) validateV1ClaimSignature(certificate *ClaimHelper, claimAddy string, certificateId string, blockchainName string) (bool, error) {
+func (c *StakeHelper) validateV1ClaimSignature(certificate *StakeHelper, claimAddy string, certificateId string, blockchainName string) (bool, error) {
 	addressBytes, err := address.DecodeAddress(claimAddy, blockchainName)
 	if err != nil {
 		return false, err
--- a/schema/stake/validator_test.go
+++ b/schema/stake/validator_test.go
@ -1,4 +1,4 @@
-package claim
+package stake

 import (
 	"testing"
--- a/scripts/release.sh
+++ b/scripts/release.sh
@ -1,5 +1,5 @@
 #!/usr/bin/env bash

-GO111MODULE=off go get github.com/caarlos0/svu
+go install github.com/caarlos0/svu@latest
 git tag `svu "$1"`
 git push --tags
--- a/stream/blob.go
+++ b/stream/blob.go
@ -35,7 +35,7 @@ func (b Blob) Hash() []byte {
 	return hashBytes[:]
 }

-// HashHex returns th blob hash as a hex string
+// HashHex returns the blob hash as a hex string
 func (b Blob) HashHex() string {
 	return hex.EncodeToString(b.Hash())
 }
--- a/stream/sdBlob.go
+++ b/stream/sdBlob.go
@ -8,6 +8,7 @@ import (
 	"encoding/hex"
 	"encoding/json"
 	"strconv"
+	"strings"
 )

 const streamTypeLBRYFile = "lbryfile"
@ -44,10 +45,39 @@ type SDBlob struct {
 	StreamHash        []byte     `json:"-"`
 }

+// Hash returns a hash of the SD blob data
+func (s SDBlob) Hash() []byte {
+	hashBytes := sha512.Sum384(s.ToBlob())
+	return hashBytes[:]
+}
+
+// HashHex returns the SD blob hash as a hex string
+func (s SDBlob) HashHex() string {
+	return hex.EncodeToString(s.Hash())
+}
+
+// ToJson returns the SD blob hash as JSON
+func (s SDBlob) ToJson() string {
+	j, err := json.MarshalIndent(s, "", "  ")
+	if err != nil {
+		panic(err)
+	}
+	return string(j)
+}
+
 // ToBlob converts the SDBlob to a normal data Blob
-func (s SDBlob) ToBlob() (Blob, error) {
-	b, err := json.Marshal(s)
-	return Blob(b), err
+func (s SDBlob) ToBlob() Blob {
+	jsonSD, err := json.Marshal(s)
+	if err != nil {
+		panic(err)
+	}
+
+	// COMPATIBILITY HACK to make json output match python's json. this can be
+	// removed when we implement canonical JSON encoding
+	jsonSD = []byte(strings.Replace(string(jsonSD), ",", ", ", -1))
+	jsonSD = []byte(strings.Replace(string(jsonSD), ":", ": ", -1))
+
+	return jsonSD
 }

 // FromBlob unmarshals a data Blob that should contain SDBlob data
@ -55,30 +85,6 @@ func (s *SDBlob) FromBlob(b Blob) error {
 	return json.Unmarshal(b, s)
 }

-func newSdBlob(blobs []Blob, key []byte, ivs [][]byte, streamName, suggestedFilename string) *SDBlob {
-	if len(ivs) != len(blobs)+1 { // +1 for terminating 0-length blob
-		panic("wrong number of IVs provided")
-	}
-
-	sd := &SDBlob{
-		StreamType:        streamTypeLBRYFile,
-		StreamName:        streamName,
-		SuggestedFileName: suggestedFilename,
-		Key:               key,
-	}
-
-	for i, b := range blobs {
-		sd.addBlob(b, ivs[i])
-	}
-
-	// terminating blob
-	sd.addBlob(Blob{}, ivs[len(ivs)-1])
-
-	sd.updateStreamHash()
-
-	return sd
-}
-
 // addBlob adds the blob's info to stream
 func (s *SDBlob) addBlob(b Blob, iv []byte) {
 	if len(iv) == 0 {
--- a/stream/stream.go
+++ b/stream/stream.go
@ -2,8 +2,10 @@ package stream

 import (
 	"bytes"
+	"crypto/sha512"
+	"hash"
+	"io"
 	"math"
-	"strings"

 	"github.com/lbryio/lbry.go/v2/extras/errors"
 )
@ -13,66 +15,22 @@ type Stream []Blob
 // -1 to leave room for padding, since there must be at least one byte of pkcs7 padding
 const maxBlobDataSize = MaxBlobSize - 1

-// New creates a new Stream from a byte slice
-func New(data []byte) (Stream, error) {
-	key := randIV()
-	ivs := make([][]byte, numContentBlobs(data)+1) // +1 for terminating 0-length blob
-	for i := range ivs {
-		ivs[i] = randIV()
-	}
-
-	return makeStream(data, key, ivs, "", "")
-}
-
-// Reconstruct creates a stream from the given data using predetermined IVs and key from the SD blob
-// NOTE: this will assume that all blobs except the last one are at max length. in theory this is not
-// required, but in practice this is always true. if this is false, streams may not match exactly
-func Reconstruct(data []byte, sdBlob SDBlob) (Stream, error) {
-	ivs := make([][]byte, len(sdBlob.BlobInfos))
-	for i := range ivs {
-		ivs[i] = sdBlob.BlobInfos[i].IV
-	}
-
-	return makeStream(data, sdBlob.Key, ivs, sdBlob.StreamName, sdBlob.SuggestedFileName)
-}
-
-func makeStream(data, key []byte, ivs [][]byte, streamName, suggestedFilename string) (Stream, error) {
-	var err error
-
-	numBlobs := numContentBlobs(data)
-	if len(ivs) != numBlobs+1 { // +1 for terminating 0-length blob
-		return nil, errors.Err("incorrect number of IVs provided")
-	}
-
-	s := make(Stream, numBlobs+1) // +1 for sd blob
-	for i := 0; i < numBlobs; i++ {
-		start := i * maxBlobDataSize
-		end := start + maxBlobDataSize
-		if end > len(data) {
-			end = len(data)
-		}
-		s[i+1], err = NewBlob(data[start:end], key, ivs[i])
-		if err != nil {
-			return nil, err
-		}
-	}
-
-	sd := newSdBlob(s[1:], key, ivs, streamName, suggestedFilename)
-	jsonSD, err := sd.ToBlob()
-	if err != nil {
-		return nil, err
-	}
-
-	// COMPATIBILITY HACK to make json output match python's json. this can be
-	// removed when we implement canonical JSON encoding
-	jsonSD = []byte(strings.Replace(string(jsonSD), ",", ", ", -1))
-	jsonSD = []byte(strings.Replace(string(jsonSD), ":", ": ", -1))
-
-	s[0] = jsonSD
-	return s, nil
+// New creates a new Stream from a stream of bytes.
+func New(src io.Reader) (Stream, error) {
+	return NewEncoder(src).Stream()
 }

+// Data returns the file data that a stream encapsulates.
+//
+// Deprecated: use Decode() instead. It's a more accurate name. Data() will be removed in the future.
 func (s Stream) Data() ([]byte, error) {
+	return s.Decode()
+}
+
+// Decode returns the file data that a stream encapsulates
+//
+// TODO: this should use io.Writer instead of returning bytes
+func (s Stream) Decode() ([]byte, error) {
 	if len(s) < 2 {
 		return nil, errors.Err("stream must be at least 2 blobs long") // sd blob and content blob
 	}
@ -124,7 +82,161 @@ func (s Stream) Data() ([]byte, error) {
 	return file, nil
 }

-//numContentBlobs returns the number of content blobs required to store the data
-func numContentBlobs(data []byte) int {
-	return int(math.Ceil(float64(len(data)) / float64(maxBlobDataSize)))
+// Encoder reads bytes from a source and returns blobs of the stream
+type Encoder struct {
+	// source data to be encoded into a stream
+	src io.Reader
+	// preset IVs to use for encrypting blobs
+	ivs [][]byte
+	// an optionals hint about the total size of the source data
+	// encoder will use this to preallocate space for blobs
+	srcSizeHint int
+
+	// buffer for reading bytes from reader
+	buf []byte
+	// sd blob that gets built as stream is encoded
+	sd *SDBlob
+	// number of bytes read from src
+	srcLen int
+	// running hash bytes read from src
+	srcHash hash.Hash
+}
+
+// NewEncoder creates a new stream encoder
+func NewEncoder(src io.Reader) *Encoder {
+	return &Encoder{
+		src: src,
+
+		buf: make([]byte, maxBlobDataSize),
+		sd: &SDBlob{
+			StreamType: streamTypeLBRYFile,
+			Key:        randIV(),
+		},
+		srcHash: sha512.New384(),
+	}
+}
+
+// NewEncoderWithIVs creates a new encoder that uses preset cryptographic material
+func NewEncoderWithIVs(src io.Reader, key []byte, ivs [][]byte) *Encoder {
+	e := NewEncoder(src)
+	e.sd.Key = key
+	e.ivs = ivs
+	return e
+}
+
+// NewEncoderFromSD creates a new encoder that reuses cryptographic material from an sd blob
+// This can be used to reconstruct a stream exactly from a file
+// NOTE: this will assume that all blobs except the last one are at max length. in theory this is not
+// required, but in practice this is always true. if this is false, streams may not match exactly
+func NewEncoderFromSD(src io.Reader, sdBlob *SDBlob) *Encoder {
+	ivs := make([][]byte, len(sdBlob.BlobInfos))
+	for i := range ivs {
+		ivs[i] = sdBlob.BlobInfos[i].IV
+	}
+
+	e := NewEncoderWithIVs(src, sdBlob.Key, ivs)
+	e.sd.StreamName = sdBlob.StreamName
+	e.sd.SuggestedFileName = sdBlob.SuggestedFileName
+	return e
+}
+
+// TODO: consider making a NewPartialEncoder that also copies blobinfos from sdBlobs and seeks forward in the data
+// this would avoid re-creating blobs that were created in the past
+
+// Next reads the next chunk of data, encodes it into a blob, and adds it to the stream
+// When the source is fully consumed, Next() makes sure the stream is terminated (i.e. the sd blob
+// ends with an empty terminating blob) and returns io.EOF
+func (e *Encoder) Next() (Blob, error) {
+	n, err := e.src.Read(e.buf)
+	if err != nil {
+		if errors.Is(err, io.EOF) {
+			e.ensureTerminated()
+		}
+		return nil, err
+	}
+
+	e.srcLen += n
+	e.srcHash.Write(e.buf[:n])
+	iv := e.nextIV()
+
+	blob, err := NewBlob(e.buf[:n], e.sd.Key, iv)
+	if err != nil {
+		return nil, err
+	}
+
+	e.sd.addBlob(blob, iv)
+
+	return blob, nil
+}
+
+// Stream creates the whole stream in one call
+func (e *Encoder) Stream() (Stream, error) {
+	s := make(Stream, 1, 1+int(math.Ceil(float64(e.srcSizeHint)/maxBlobDataSize))) // len starts at 1 and cap is +1 to leave room for sd blob
+
+	for {
+		blob, err := e.Next()
+		if err != nil {
+			if errors.Is(err, io.EOF) {
+				break
+			}
+			return nil, err
+		}
+
+		s = append(s, blob)
+	}
+
+	s[0] = e.SDBlob().ToBlob()
+
+	if cap(s) > len(s) {
+		// size hint was too big. copy stream to smaller underlying array to free memory
+		// this might be premature optimization...
+		s = append(Stream(nil), s[:]...)
+	}
+
+	return s, nil
+}
+
+// SDBlob returns the sd blob so far
+func (e *Encoder) SDBlob() *SDBlob {
+	e.sd.updateStreamHash()
+	return e.sd
+}
+
+// SourceLen returns the number of bytes read from source
+func (e *Encoder) SourceLen() int {
+	return e.srcLen
+}
+
+// SourceLen returns a hash of the bytes read from source
+func (e *Encoder) SourceHash() []byte {
+	return e.srcHash.Sum(nil)
+}
+
+// SourceSizeHint sets a hint about the total size of the source
+// This helps allocate RAM more efficiently.
+// If the hint is wrong, it still works fine but there will be a small performance penalty.
+func (e *Encoder) SourceSizeHint(size int) *Encoder {
+	e.srcSizeHint = size
+	return e
+}
+
+func (e *Encoder) isTerminated() bool {
+	return len(e.sd.BlobInfos) >= 1 && e.sd.BlobInfos[len(e.sd.BlobInfos)-1].Length == 0
+}
+
+func (e *Encoder) ensureTerminated() {
+	if !e.isTerminated() {
+		e.sd.addBlob(Blob{}, e.nextIV())
+	}
+}
+
+// nextIV returns the next preset IV if there is one
+func (e *Encoder) nextIV() []byte {
+	if len(e.ivs) == 0 {
+		return randIV()
+	}
+
+	iv := e.ivs[0]
+	e.ivs = e.ivs[1:]
+	return iv
 }
--- a/stream/stream_test.go
+++ b/stream/stream_test.go
@ -2,26 +2,31 @@ package stream

 import (
 	"bytes"
+	"crypto/rand"
 	"crypto/sha256"
+	"crypto/sha512"
 	"encoding/hex"
+	"io"
 	"testing"
+
+	"github.com/lbryio/lbry.go/v2/extras/errors"
 )

-func TestStreamToFile(t *testing.T) {
-	blobHashes := []string{
-		"1bf7d39c45d1a38ffa74bff179bf7f67d400ff57fa0b5a0308963f08d01712b3079530a8c188e8c89d9b390c6ee06f05", // sd hash
-		"a2f1841bb9c5f3b583ac3b8c07ee1a5bf9cc48923721c30d5ca6318615776c284e8936d72fa4db7fdda2e4e9598b1e6c",
-		"0c9675ad7f40f29dcd41883ed9cf7e145bbb13976d9b83ab9354f4f61a87f0f7771a56724c2aa7a5ab43c68d7942e5cb",
-		"a4d07d442b9907036c75b6c92db316a8b8428733bf5ec976627a48a7c862bf84db33075d54125a7c0b297bd2dc445f1c",
-		"dcd2093f4a3eca9f6dd59d785d0bef068fee788481986aa894cf72ed4d992c0ff9d19d1743525de2f5c3c62f5ede1c58",
-	}
+var testdataBlobHashes = []string{
+	"1bf7d39c45d1a38ffa74bff179bf7f67d400ff57fa0b5a0308963f08d01712b3079530a8c188e8c89d9b390c6ee06f05", // sd hash
+	"a2f1841bb9c5f3b583ac3b8c07ee1a5bf9cc48923721c30d5ca6318615776c284e8936d72fa4db7fdda2e4e9598b1e6c",
+	"0c9675ad7f40f29dcd41883ed9cf7e145bbb13976d9b83ab9354f4f61a87f0f7771a56724c2aa7a5ab43c68d7942e5cb",
+	"a4d07d442b9907036c75b6c92db316a8b8428733bf5ec976627a48a7c862bf84db33075d54125a7c0b297bd2dc445f1c",
+	"dcd2093f4a3eca9f6dd59d785d0bef068fee788481986aa894cf72ed4d992c0ff9d19d1743525de2f5c3c62f5ede1c58",
+}

-	stream := make(Stream, len(blobHashes))
-	for i, hash := range blobHashes {
+func TestStreamToFile(t *testing.T) {
+	stream := make(Stream, len(testdataBlobHashes))
+	for i, hash := range testdataBlobHashes {
 		stream[i] = testdata(t, hash)
 	}

-	data, err := stream.Data()
+	data, err := stream.Decode()
 	if err != nil {
 		t.Fatal(err)
 	}
@ -33,6 +38,8 @@ func TestStreamToFile(t *testing.T) {
 		t.Errorf("file length mismatch. got %d, expected %d", actualLen, expectedLen)
 	}

+	expectedFileHash := sha512.Sum384(data)
+
 	expectedSha256 := unhex(t, "51e4d03bd6d69ea17d1be3ce01fdffa44ffe053f2dbce8d42a50283b2890fea2")
 	actualSha256 := sha256.Sum256(data)

@ -46,22 +53,150 @@ func TestStreamToFile(t *testing.T) {
 		t.Fatal(err)
 	}

-	newStream, err := Reconstruct(data, *sdBlob)
-	if err != nil {
-		t.Fatal(err)
+	enc := NewEncoderFromSD(bytes.NewBuffer(data), sdBlob)
+	newStream, err := enc.Stream()
+
+	if len(newStream) != len(testdataBlobHashes) {
+		t.Fatalf("stream length mismatch. got %d blobs, expected %d", len(newStream), len(testdataBlobHashes))
 	}

-	if len(newStream) != len(blobHashes) {
-		t.Fatalf("stream length mismatch. got %d blobs, expected %d", len(newStream), len(blobHashes))
+	if enc.SourceLen() != expectedLen {
+		t.Errorf("reconstructed file length mismatch. got %d, expected %d", enc.SourceLen(), expectedLen)
 	}

-	for i, hash := range blobHashes {
+	if !bytes.Equal(enc.SourceHash(), expectedFileHash[:]) {
+		t.Errorf("reconstructed file hash mismatch. got %s, expected %s", hex.EncodeToString(enc.SourceHash()), hex.EncodeToString(expectedFileHash[:]))
+	}
+
+	for i, hash := range testdataBlobHashes {
 		if newStream[i].HashHex() != hash {
 			t.Errorf("blob %d hash mismatch. got %s, expected %s", i, newStream[i].HashHex(), hash)
 		}
 	}
 }

+func TestMakeStream(t *testing.T) {
+	blobsToRead := 3
+	totalBlobs := blobsToRead + 3
+
+	data := make([]byte, ((totalBlobs-1)*maxBlobDataSize)+1000) // last blob is partial
+	_, err := rand.Read(data)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	buf := bytes.NewBuffer(data)
+
+	enc := NewEncoder(buf)
+
+	stream := make(Stream, blobsToRead+1) // +1 for sd blob
+	for i := 1; i < blobsToRead+1; i++ {  // start at 1 to skip sd blob
+		stream[i], err = enc.Next()
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	sdBlob := enc.SDBlob()
+
+	if len(sdBlob.BlobInfos) != blobsToRead {
+		t.Errorf("expected %d blobs in partial sdblob, got %d", blobsToRead, len(sdBlob.BlobInfos))
+	}
+	if enc.SourceLen() != maxBlobDataSize*blobsToRead {
+		t.Errorf("expected length of %d , got %d", maxBlobDataSize*blobsToRead, enc.SourceLen())
+	}
+
+	// now finish the stream, reusing key and IVs
+
+	buf = bytes.NewBuffer(data) // rewind to the beginning of the data
+
+	enc = NewEncoderFromSD(buf, sdBlob)
+
+	reconstructedStream, err := enc.Stream()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if len(reconstructedStream) != totalBlobs+1 { // +1 for the terminating blob at the end
+		t.Errorf("expected %d blobs in stream, got %d", totalBlobs+1, len(reconstructedStream))
+	}
+	if enc.SourceLen() != len(data) {
+		t.Errorf("expected length of %d , got %d", len(data), enc.SourceLen())
+	}
+
+	reconstructedSDBlob := enc.SDBlob()
+
+	for i := 0; i < len(sdBlob.BlobInfos); i++ {
+		if !bytes.Equal(sdBlob.BlobInfos[i].IV, reconstructedSDBlob.BlobInfos[i].IV) {
+			t.Errorf("blob info %d of reconstructed sd blobd does not match original sd blob", i)
+		}
+	}
+	for i := 1; i < len(stream); i++ { // start at 1 to skip sd blob
+		if !bytes.Equal(stream[i], reconstructedStream[i]) {
+			t.Errorf("blob %d of reconstructed stream does not match original stream", i)
+		}
+	}
+}
+
+func TestEmptyStream(t *testing.T) {
+	enc := NewEncoder(bytes.NewBuffer(nil))
+	_, err := enc.Next()
+	if !errors.Is(err, io.EOF) {
+		t.Errorf("expected io.EOF, got %v", err)
+	}
+	sd := enc.SDBlob()
+	if len(sd.BlobInfos) != 1 {
+		t.Errorf("expected 1 blobinfos in sd blob, got %d", len(sd.BlobInfos))
+	}
+	if sd.BlobInfos[0].Length != 0 {
+		t.Errorf("first and only blob to be the terminator blob")
+	}
+}
+
+func TestTermination(t *testing.T) {
+	b := make([]byte, 12)
+
+	enc := NewEncoder(bytes.NewBuffer(b))
+
+	_, err := enc.Next()
+	if err != nil {
+		t.Error(err)
+	}
+	if enc.isTerminated() {
+		t.Errorf("stream should not terminate until after EOF")
+	}
+
+	_, err = enc.Next()
+	if !errors.Is(err, io.EOF) {
+		t.Errorf("expected io.EOF, got %v", err)
+	}
+	if !enc.isTerminated() {
+		t.Errorf("stream should be terminated after EOF")
+	}
+
+	_, err = enc.Next()
+	if !errors.Is(err, io.EOF) {
+		t.Errorf("expected io.EOF on all subsequent reads, got %v", err)
+	}
+	sd := enc.SDBlob()
+	if len(sd.BlobInfos) != 2 {
+		t.Errorf("expected 2 blobinfos in sd blob, got %d", len(sd.BlobInfos))
+	}
+}
+
+func TestSizeHint(t *testing.T) {
+	b := make([]byte, 12)
+
+	newStream, err := NewEncoder(bytes.NewBuffer(b)).SourceSizeHint(5 * maxBlobDataSize).Stream()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if cap(newStream) != 2 { // 1 for sd blob, 1 for the 12 bytes of the actual stream
+		t.Fatalf("expected 2 blobs allocated, got %d", cap(newStream))
+	}
+}
+
 func TestNew(t *testing.T) {
 	t.Skip("TODO: test new stream creation and decryption")
 }
--- a/url/url.go
+++ b/url/url.go
@ -0,0 +1,347 @@
+package url
+
+import (
+	"errors"
+	"fmt"
+	"regexp"
+	"strconv"
+	"strings"
+)
+
+const regexPartProtocol = "^((?:lbry://|https://)?)"
+const regexPartHost = "((?:open.lbry.com/|lbry.tv/|lbry.lat/|lbry.fr/|lbry.in/)?)"
+const regexPartStreamOrChannelName = "([^:$#/]*)"
+const regexPartModifierSeparator = "([:$#]?)([^/]*)"
+const regexQueryStringBreaker = "^([\\S]+)([?][\\S]*)"
+const urlComponentsSize = 9
+
+const ChannelNameMinLength = 1
+const ClaimIdMaxLength = 40
+const ProtoDefault = "lbry://"
+const RegexClaimId = "(?i)^[0-9a-f]+$"
+const RegexInvalidUri = "(?i)[ =&#:$@%?;/\\\\\\\\\\\"<>%\\\\{\\\\}|^~\\\\[\\\\]`\\u0000-\\u0008\\u000b-\\u000c\\u000e-\\u001F\\uD800-\\uDFFF\\uFFFE-\\uFFFF]"
+
+type LbryUri struct {
+	Path                   string
+	IsChannel              bool
+	StreamName             string
+	StreamClaimId          string
+	ChannelName            string
+	ChannelClaimId         string
+	PrimaryClaimSequence   int
+	SecondaryClaimSequence int
+	PrimaryBidPosition     int
+	SecondaryBidPosition   int
+	ClaimName              string
+	ClaimId                string
+	ContentName            string
+	QueryString            string
+}
+
+type UriModifier struct {
+	ClaimId       string
+	ClaimSequence int
+	BidPosition   int
+}
+
+func (uri LbryUri) IsChannelUrl() bool {
+	return (!isEmpty(uri.ChannelName) && isEmpty(uri.StreamName)) || (!isEmpty(uri.ClaimName) && strings.HasPrefix(uri.ClaimName, "@"))
+}
+
+func (uri LbryUri) IsNameValid(name string) bool {
+	return !regexp.MustCompile(RegexInvalidUri).MatchString(name)
+}
+
+func (uri LbryUri) String() string {
+	return uri.Build(true, ProtoDefault, false)
+}
+
+func (uri LbryUri) VanityString() string {
+	return uri.Build(true, ProtoDefault, true)
+}
+
+func (uri LbryUri) TvString() string {
+	return uri.Build(true, "https://lbry.tv/", false)
+}
+
+func (uri LbryUri) Build(includeProto bool, protocol string, vanity bool) string {
+	formattedChannelName := ""
+	if !isEmpty(uri.ChannelName) {
+		formattedChannelName = uri.ChannelName
+		if !strings.HasPrefix(formattedChannelName, "@") {
+			formattedChannelName = fmt.Sprintf("@%s", formattedChannelName)
+		}
+	}
+	primaryClaimName := uri.ClaimName
+	if isEmpty(primaryClaimName) {
+		primaryClaimName = uri.ContentName
+	}
+	if isEmpty(primaryClaimName) {
+		primaryClaimName = formattedChannelName
+	}
+	if isEmpty(primaryClaimName) {
+		primaryClaimName = uri.StreamName
+	}
+
+	primaryClaimId := uri.ClaimId
+	if isEmpty(primaryClaimId) {
+		if !isEmpty(formattedChannelName) {
+			primaryClaimId = uri.ChannelClaimId
+		} else {
+			primaryClaimId = uri.StreamClaimId
+		}
+	}
+
+	var sb strings.Builder
+	if includeProto {
+		sb.WriteString(protocol)
+	}
+	sb.WriteString(primaryClaimName)
+	if vanity {
+		return sb.String()
+	}
+
+	secondaryClaimName := ""
+	if isEmpty(uri.ClaimName) && !isEmpty(uri.ContentName) {
+		secondaryClaimName = uri.ContentName
+	}
+	if isEmpty(secondaryClaimName) {
+		if !isEmpty(formattedChannelName) {
+			secondaryClaimName = uri.StreamName
+		}
+	}
+	secondaryClaimId := ""
+	if !isEmpty(secondaryClaimName) {
+		secondaryClaimId = uri.StreamClaimId
+	}
+
+	if !isEmpty(primaryClaimId) {
+		sb.WriteString("#")
+		sb.WriteString(primaryClaimId)
+	} else if uri.PrimaryClaimSequence > 0 {
+		sb.WriteString(":")
+		sb.WriteString(strconv.Itoa(uri.PrimaryClaimSequence))
+	} else if uri.PrimaryBidPosition > 0 {
+		sb.WriteString("$")
+		sb.WriteString(strconv.Itoa(uri.PrimaryBidPosition))
+	}
+
+	if !isEmpty(secondaryClaimName) {
+		sb.WriteString("/")
+		sb.WriteString(secondaryClaimName)
+	}
+
+	if !isEmpty(secondaryClaimId) {
+		sb.WriteString("#")
+		sb.WriteString(secondaryClaimId)
+	} else if uri.SecondaryClaimSequence > 0 {
+		sb.WriteString(":")
+		sb.WriteString(strconv.Itoa(uri.SecondaryClaimSequence))
+	} else if uri.SecondaryBidPosition > 0 {
+		sb.WriteString("$")
+		sb.WriteString(strconv.Itoa(uri.SecondaryBidPosition))
+	}
+
+	return sb.String()
+}
+
+func Parse(url string, requireProto bool) (*LbryUri, error) {
+	if isEmpty(url) {
+		return nil, errors.New("invalid url parameter")
+	}
+
+	reComponents := regexp.MustCompile(
+		fmt.Sprintf("(?i)%s%s%s%s(/?)%s%s",
+			regexPartProtocol,
+			regexPartHost,
+			regexPartStreamOrChannelName,
+			regexPartModifierSeparator,
+			regexPartStreamOrChannelName,
+			regexPartModifierSeparator))
+	reSeparateQueryString := regexp.MustCompile(regexQueryStringBreaker)
+
+	cleanUrl := url
+	queryString := ""
+
+	qsMatches := reSeparateQueryString.FindStringSubmatch(url)
+	if len(qsMatches) == 3 {
+		cleanUrl = qsMatches[1]
+		queryString = qsMatches[2][1:]
+	}
+
+	var components []string
+	componentMatches := reComponents.FindStringSubmatch(cleanUrl)
+	for _, component := range componentMatches[1:] {
+		components = append(components, component)
+	}
+	if len(components) != urlComponentsSize {
+		return nil, errors.New("regular expression error occurred while trying to Parse the value")
+	}
+
+	/*
+	 * components[0] = proto
+	 * components[1] = host
+	 * components[2] = streamName or channelName
+	 * components[3] = primaryModSeparator
+	 * components[4] = primaryModValue
+	 * components[5] = path separator
+	 * components[6] = possibleStreamName
+	 * components[7] = secondaryModSeparator
+	 * components[8] = secondaryModValue
+	 */
+	if requireProto && isEmpty(components[0]) {
+		return nil, errors.New("url must include a protocol prefix (lbry://)")
+	}
+	if isEmpty(components[2]) {
+		return nil, errors.New("url does not include a name")
+	}
+	for _, component := range components[2:] {
+		if strings.Index(component, " ") > -1 {
+			return nil, errors.New("url cannot include a space")
+		}
+	}
+
+	streamOrChannelName := components[2]
+	primaryModSeparator := components[3]
+	primaryModValue := components[4]
+	possibleStreamName := components[6]
+	secondaryModSeparator := components[7]
+	secondaryModValue := components[8]
+	primaryClaimId := ""
+	primaryClaimSequence := -1
+	primaryBidPosition := -1
+	secondaryClaimSequence := -1
+	secondaryBidPosition := -1
+
+	includesChannel := strings.HasPrefix(streamOrChannelName, "@")
+	isChannel := includesChannel && isEmpty(possibleStreamName)
+	channelName := ""
+	if includesChannel && len(streamOrChannelName) > 1 {
+		channelName = streamOrChannelName[1:]
+	}
+
+	// Convert the mod separators when parsing with protocol https://lbry.tv/ or similar
+	// [https://] uses ':', [lbry://] expects #
+	if !isEmpty(components[1]) {
+		if primaryModSeparator == ":" {
+			primaryModSeparator = "#"
+		}
+		if secondaryModSeparator == ":" {
+			secondaryModSeparator = "#"
+		}
+	}
+
+	if includesChannel {
+		if isEmpty(channelName) {
+			// I wonder if this check is really necessary, considering the subsequent min length check
+			return nil, errors.New("no channel name after @")
+		}
+		if len(channelName) < ChannelNameMinLength {
+			return nil, errors.New(fmt.Sprintf("Channel names must be at least %d character long.", ChannelNameMinLength))
+		}
+	}
+
+	var err error
+	var primaryMod *UriModifier
+	var secondaryMod *UriModifier
+	if !isEmpty(primaryModSeparator) && !isEmpty(primaryModValue) {
+		primaryMod, err = parseModifier(primaryModSeparator, primaryModValue)
+		if err != nil {
+			return nil, err
+		}
+
+		primaryClaimId = primaryMod.ClaimId
+		primaryClaimSequence = primaryMod.ClaimSequence
+		primaryBidPosition = primaryMod.BidPosition
+	}
+	if !isEmpty(secondaryModSeparator) && !isEmpty(secondaryModValue) {
+		secondaryMod, err = parseModifier(secondaryModSeparator, secondaryModValue)
+		if err != nil {
+			return nil, err
+		}
+
+		secondaryClaimSequence = secondaryMod.ClaimSequence
+		secondaryBidPosition = secondaryMod.BidPosition
+	}
+
+	streamName := streamOrChannelName
+	if includesChannel {
+		streamName = possibleStreamName
+	}
+
+	streamClaimId := ""
+	if includesChannel && secondaryMod != nil {
+		streamClaimId = secondaryMod.ClaimId
+	} else if primaryMod != nil {
+		streamClaimId = primaryMod.ClaimId
+	}
+	channelClaimId := ""
+	if includesChannel && primaryMod != nil {
+		channelClaimId = primaryMod.ClaimId
+	}
+
+	return &LbryUri{
+		Path:                   strings.Join(components[2:], ""),
+		IsChannel:              isChannel,
+		StreamName:             streamName,
+		StreamClaimId:          streamClaimId,
+		ChannelName:            channelName,
+		ChannelClaimId:         channelClaimId,
+		PrimaryClaimSequence:   primaryClaimSequence,
+		SecondaryClaimSequence: secondaryClaimSequence,
+		PrimaryBidPosition:     primaryBidPosition,
+		SecondaryBidPosition:   secondaryBidPosition,
+		ClaimName:              streamOrChannelName,
+		ClaimId:                primaryClaimId,
+		ContentName:            streamName,
+		QueryString:            queryString,
+	}, nil
+}
+
+func parseModifier(modSeparator string, modValue string) (*UriModifier, error) {
+	claimId := ""
+	claimSequence := 0
+	bidPosition := 0
+
+	if !isEmpty(modSeparator) {
+		if isEmpty(modValue) {
+			return nil, errors.New(fmt.Sprintf("No modifier provided after separator %s", modSeparator))
+		}
+
+		if modSeparator == "#" {
+			claimId = modValue
+		} else if modSeparator == ":" {
+			claimId = modValue
+		} else if modSeparator == "$" {
+			bidPosition = parseInt(modValue, -1)
+		}
+	}
+
+	if !isEmpty(claimId) && (len(claimId) > ClaimIdMaxLength || !regexp.MustCompile(RegexClaimId).MatchString(claimId)) {
+		return nil, errors.New(fmt.Sprintf("Invalid claim ID %s", claimId))
+	}
+	if claimSequence == -1 {
+		return nil, errors.New("claim sequence must be a number")
+	}
+	if bidPosition == -1 {
+		return nil, errors.New("bid position must be a number")
+	}
+
+	return &UriModifier{
+		ClaimId:       claimId,
+		ClaimSequence: claimSequence,
+		BidPosition:   bidPosition,
+	}, nil
+}
+
+func parseInt(value string, defaultValue int) int {
+	v, err := strconv.ParseInt(value, 10, 32)
+	if err != nil {
+		return defaultValue
+	}
+	return int(v)
+}
+
+func isEmpty(s string) bool {
+	return len(strings.TrimSpace(s)) == 0
+}
Author	SHA1	Message	Date
Niko Storni	a01aa6dc06	upgrade dependencies	2023-03-07 19:14:31 +01:00
Niko Storni	e6a3f40029	Merge branch 'scheduled-unlisted'	2022-11-01 22:28:32 +01:00
Niko Storni	ced09b22ca	convert type to variadic	2022-11-01 22:28:18 +01:00
Thomas Zarebczan	fa55e82bc1	feat: add scheduled and unlisted	2022-11-01 16:59:07 -04:00
Niko Storni	77944ba3af	fix nil ptr	2022-09-27 22:56:34 +02:00
Niko Storni	5f52a995a7	retry failed messages	2022-09-27 22:48:51 +02:00
Niko Storni	014adbb315	actually use the new client	2022-09-27 21:35:13 +02:00
Niko Storni	73228d1bfb	use custom http client for slack messages	2022-09-27 20:21:02 +02:00
Niko Storni	69cfd7f798	add account_send adjust transaction summary fields	2022-09-21 22:53:02 +02:00
Niko Storni	41555cbda2	add helper for special claim tags	2022-09-16 03:18:01 +02:00
Niko Storni	2adb8af5b6	add funding accounts to channel create options	2022-08-15 22:41:00 +02:00
Mark Beamer Jr	9130630afe	Added additional functionality to allow for both objects and arrays to be returned from internal-apis client. Also added a raw API url call and converted current call to a call to a resource so we are not restricted to that format to use the library.	2022-08-05 13:51:05 -04:00
Alex Grin	8e6d493fbf	Merge pull request #93 from andybeletsky/master Add metadata to error returned by jsonrpc	2022-06-15 11:11:14 -04:00
Andrey Beletsky	e19facdded	Add metadata to error returned by jsonrpc	2022-06-15 00:49:46 +07:00
Niko Storni	365d23f0e2	add support for deterministic pub keys fix a couple of bugs	2022-06-10 18:18:26 +02:00
Niko Storni	e5ab0f883e	update dependencies and go	2022-05-04 18:27:35 +02:00
Alex Grin	d0aeb0c22b	Merge pull request #91 from lbryio/bugfix/jeffreypicard/handle_colons_correctly	2022-03-21 14:25:39 -04:00
Jeffrey Picard	306db74279	We no longer use colons for sequence numbers in urls	2022-03-18 16:27:02 -04:00
Mark Beamer Jr	a0391bec79	Extend claim search for use in livestreaming	2022-02-08 16:00:38 -05:00
Alex Grin	5d62502bde	Update readme.md	2022-01-17 09:40:58 -05:00
Alex Grin	91ac7abf08	Merge pull request #90 from lbryio/fix_dht	2021-10-05 09:03:23 -04:00
Victor Shyba	8161f48c15	apply gofmt	2021-10-04 23:21:59 -03:00
Victor Shyba	d11230aaf8	show results over RPC	2021-10-03 04:53:41 -03:00
Victor Shyba	8fd87dfc31	parse page and always try to parse what is left as the result	2021-10-03 04:53:36 -03:00
Victor Shyba	4056c44c2e	encode contacts as hex to be friendly on RPC return	2021-10-03 04:49:33 -03:00
Victor Shyba	dd451eb72b	alpha was increased to 5	2021-10-03 04:49:04 -03:00
Alex Grin	a553e18d3b	Update readme.md	2021-09-28 10:15:05 -04:00
Niko Storni	3e18b74da0	fix stream by magic upgrade to go 1.16	2021-08-24 11:46:06 -04:00
Mark Beamer Jr	55dceeaa4e	Add OAuth client for internal-apis to be used for odysee-apis	2021-08-08 14:09:19 -04:00
Mark Beamer Jr	a1177c17d3	Status error should default to internal server error. Otherwise it will trigger a nil pointer and subsequent panic.	2021-08-08 14:09:19 -04:00
Alex Grin	2b155597bf	Merge pull request #89 from jeffreypicard/add_utility_funcs	2021-06-25 10:50:58 -04:00
Jeffrey Picard	87bf89a109	Cleanup utility functions and add comments	2021-06-23 15:29:23 -04:00
Jeffrey Picard	931d786c52	Add utility functions from hub	2021-06-17 23:59:06 -04:00
Mark Beamer Jr	6516df1418	Add signing channel to transaction (transaction_show)	2021-04-16 15:53:22 -04:00
Mark Beamer Jr	3027fb9b98	Add transaction show API to library.	2021-04-15 16:03:45 -04:00
Niko Storni	ed51ece75c	revert is_spent changes because booleans suddenly have a single state present (doesn't matter if true or false) and missing. TIL /s	2021-04-13 00:29:18 +02:00
Alex Grintsvayg	e00cdd0237	upgrade go-errors, which adds errors.Is compat	2021-04-02 14:24:09 -04:00
Alex Grintsvayg	6bc878d657	terminate stream after consuming all the data	2021-04-02 14:16:46 -04:00
Alex Grintsvayg	be64130ae1	json convenience method	2021-04-02 12:57:06 -04:00
Alex Grintsvayg	419e7c88a3	switch to io.Reader interface for stream creation	2021-04-01 17:01:49 -04:00
Mark Beamer Jr	988178df50	Move signature to keys package	2021-03-15 20:00:44 -04:00
Mark Beamer Jr	a365d63d16	Fix up PrivateKeyToDER function and add tests	2021-03-14 12:26:53 -04:00
Mark Beamer Jr	bd452c421f	Add PrivateKeyToDER function	2021-03-14 04:17:27 -04:00
Niko Storni	4c3372992c	improve claim listing	2021-03-12 02:06:52 +01:00
Mark	3c99b84721	Merge pull request #86 from lbryio/cors Cors	2021-03-10 21:04:16 -05:00
Mark Beamer Jr	d7e84c6b97	Add CORS to api server configuration	2021-03-10 20:55:59 -05:00
Mark Beamer Jr	4580a95b74	Add CORS to api server	2021-03-10 20:04:48 -05:00
Andrey Beletsky	29773829af	Merge pull request #85 from lbryio/lbryinc-errors Lbryinc errors	2021-02-23 00:37:59 +07:00
Andrey Beletsky	ef1b43ac62	Do not treat server errors as API originated errors	2021-02-16 19:40:18 +07:00
Andrey Beletsky	39e5821760	Run gofmt on validate.go	2021-02-16 18:38:34 +07:00
Andrey Beletsky	cb68cb004e	Fix travis go version	2021-02-16 18:34:53 +07:00
Andrey Beletsky	eb6bb93500	Discern API errors from transport level errors	2021-02-16 18:30:09 +07:00
Andrey Beletsky	d0df93ebac	Update go to 1.15, update testify library	2021-02-16 18:29:41 +07:00
Alex Grintsvayg	8c41d8ccd9	add akins url parsing	2020-12-22 16:31:18 -05:00
Mark	e9753ffdc7	Merge pull request #84 from lbryio/stake_supports Rename packages to represent stakes (claims \|\| supports)	2020-11-18 15:36:19 -05:00
Mark Beamer Jr	69e03da94a	Add extraction of PrivateKey from pem	2020-11-18 01:30:50 -05:00
Mark Beamer Jr	b3f7657c1b	Rename packages to represent stakes (claims \|\| supports) instead of just claim	2020-10-28 03:28:48 -04:00
Mark Beamer Jr	29574578c1	Add strings.go utility	2020-09-01 14:36:59 -04:00