a night of work

This commit is contained in:
Niko Storni 2020-05-29 04:02:37 +02:00
parent ee2c217932
commit 119249518f
10 changed files with 1141 additions and 0 deletions

2
.gitignore vendored Normal file
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config.json

72
blobsdownloader/tcp.go Normal file
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package blobsdownloader
import (
"encoding/hex"
"io/ioutil"
"os"
"time"
"voidwalker/configs"
"github.com/lbryio/lbry.go/v2/extras/errors"
"github.com/lbryio/lbry.go/v2/stream"
"github.com/lbryio/reflector.go/peer"
"github.com/lbryio/reflector.go/store"
)
func DownloadBlob(hash string, save bool, blobsDir string) (*stream.Blob, error) {
bStore := GetBlobStore()
blob, err := bStore.Get(hash)
if err != nil {
err = errors.Prefix(hash, err)
return nil, errors.Err(err)
}
if save {
err = os.MkdirAll(blobsDir, os.ModePerm)
if err != nil {
return nil, errors.Err(err)
}
err = ioutil.WriteFile(blobsDir+hash, blob, 0644)
if err != nil {
return nil, errors.Err(err)
}
}
return &blob, nil
}
// GetBlobStore returns default pre-configured blob store.
func GetBlobStore() store.BlobStore {
return peer.NewStore(peer.StoreOpts{
Address: configs.Configuration.ReflectorServer,
Timeout: 30 * time.Second,
})
}
// downloads a stream and returns the speed in bytes per second
func DownloadStream(blob *stream.SDBlob, blobsDir string) error {
hashes := GetStreamHashes(blob)
for _, hash := range hashes {
_, err := os.Stat(blobsDir + hash)
if os.IsNotExist(err) {
_, err := DownloadBlob(hash, true, blobsDir)
if err != nil {
return err
}
} else if err != nil {
return errors.Err(err)
}
}
return nil
}
func GetStreamHashes(blob *stream.SDBlob) []string {
blobs := make([]string, 0, len(blob.BlobInfos))
for _, b := range blob.BlobInfos {
hash := hex.EncodeToString(b.BlobHash)
if hash == "" {
continue
}
blobs = append(blobs, hex.EncodeToString(b.BlobHash))
}
return blobs
}

115
chainquery/chainquery.go Normal file
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package chainquery
import (
"database/sql"
"fmt"
"sync"
"time"
"voidwalker/configs"
"github.com/lbryio/lbry.go/v2/extras/errors"
"github.com/sirupsen/logrus"
_ "github.com/go-sql-driver/mysql"
)
type CQApi struct {
dbConn *sql.DB
cache *sync.Map
}
var instance *CQApi
var ClaimNotFoundErr = errors.Base("claim not found")
func Init() (*CQApi, error) {
if instance != nil {
return instance, nil
}
db, err := connect()
if err != nil {
return nil, err
}
instance = &CQApi{
cache: &sync.Map{},
dbConn: db,
}
return instance, nil
}
func connect() (*sql.DB, error) {
db, err := sql.Open("mysql", fmt.Sprintf("%s:%s@tcp(%s)/%s?parseTime=true", configs.Configuration.Chainquery.User, configs.Configuration.Chainquery.Password, configs.Configuration.Chainquery.Host, configs.Configuration.Chainquery.Database))
return db, errors.Err(err)
}
type Claim struct {
ClaimID string `json:"claim_id"`
SdHash string `json:"sd_hash"`
ContentType string `json:"content_type"`
}
type ChainqueryCache struct {
lastFetched time.Time
claim *Claim
}
func (c *CQApi) ResolveClaim(claimName, shortID string) (*Claim, error) {
cached, ok := c.cache.Load(claimName + shortID)
if ok {
cachedCasted, _ := cached.(ChainqueryCache)
if cachedCasted.lastFetched.After(time.Now().Add(-5 * time.Minute)) {
logrus.Infoln("loaded from cache")
return cachedCasted.claim, nil
}
}
query := "SELECT claim_id, sd_hash, content_type FROM claim where name = ? AND claim_id LIKE ?"
rows, err := c.dbConn.Query(query, claimName, fmt.Sprintf("%s%%", shortID))
if err != nil {
return nil, errors.Err(err)
}
defer rows.Close()
for rows.Next() {
var claim Claim
err = rows.Scan(&claim.ClaimID, &claim.SdHash, &claim.ContentType)
if err != nil {
return nil, errors.Err(err)
}
c.cache.Store(claimName+shortID, ChainqueryCache{
lastFetched: time.Now(),
claim: &claim,
})
return &claim, nil
}
return nil, ClaimNotFoundErr
}
func (c *CQApi) ResolveClaimByChannel(claimName, channelID, channelName string) (*Claim, error) {
cached, ok := c.cache.Load(claimName + channelID)
if ok {
cachedCasted, _ := cached.(ChainqueryCache)
if cachedCasted.lastFetched.After(time.Now().Add(-5 * time.Minute)) {
logrus.Infoln("loaded from cache")
return cachedCasted.claim, nil
}
}
query := "SELECT claim_id, sd_hash, content_type FROM claim where name = ? AND publisher_id = (select claim_id from claim where claim_id like ? and name = ? order by id desc limit 1)"
rows, err := c.dbConn.Query(query, claimName, fmt.Sprintf("%s%%", channelID), channelName)
if err != nil {
return nil, errors.Err(err)
}
defer rows.Close()
for rows.Next() {
var claim Claim
err = rows.Scan(&claim.ClaimID, &claim.SdHash, &claim.ContentType)
if err != nil {
return nil, errors.Err(err)
}
c.cache.Store(claimName+channelID, ChainqueryCache{
lastFetched: time.Now(),
claim: &claim,
})
return &claim, nil
}
return nil, ClaimNotFoundErr
}

17
config.json.example Normal file
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{
"chainquery": {
"host": "chainquery.lbry.com",
"user": "user",
"database": "chainquery",
"password": "password"
},
"speech": {
"host": "localhost",
"user": "lbry",
"database": "lbry",
"password": "password"
},
"channel_id": "",
"publish_address": "",
"reflector_server": "reflector.lbry.com:5567"
}

35
configs/configs.go Normal file
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package configs
import (
"github.com/lbryio/lbry.go/v2/extras/errors"
"github.com/tkanos/gonfig"
)
type DbConfig struct {
Host string `json:"host"`
User string `json:"user"`
Database string `json:"database"`
Password string `json:"password"`
}
type Configs struct {
Chainquery DbConfig `json:"chainquery"`
Speech DbConfig `json:"speech"`
ChannelID string `json:"channel_id"`
PublishAddress string `json:"publish_address"`
ReflectorServer string `json:"reflector_server"`
}
var Configuration *Configs
func Init(configPath string) error {
if Configuration != nil {
return nil
}
c := Configs{}
err := gonfig.GetConf(configPath, &c)
if err != nil {
return errors.Err(err)
}
Configuration = &c
return nil
}

15
go.mod Normal file
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module voidwalker
go 1.14
require (
github.com/gabriel-vasile/mimetype v1.0.5
github.com/ghodss/yaml v1.0.0 // indirect
github.com/gin-contrib/cors v1.3.1
github.com/gin-gonic/gin v1.6.2
github.com/go-sql-driver/mysql v1.5.0
github.com/lbryio/lbry.go/v2 v2.5.3
github.com/lbryio/reflector.go v1.1.2
github.com/sirupsen/logrus v1.4.2
github.com/tkanos/gonfig v0.0.0-20181112185242-896f3d81fadf
)

333
go.sum Normal file
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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=
github.com/DataDog/datadog-go v2.2.0+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=
github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878/go.mod h1:3AMJUQhVx52RsWOnlkpikZr01T/yAVN2gn0861vByNg=
github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
github.com/asaskevich/govalidator v0.0.0-20180720115003-f9ffefc3facf/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
github.com/aws/aws-sdk-go v1.16.11 h1:g/c7gJeVyHoXCxM2fddS85bPGVkBF8s2q8t3fyElegc=
github.com/aws/aws-sdk-go v1.16.11/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
github.com/btcsuite/btcd v0.0.0-20190213025234-306aecffea32 h1:qkOC5Gd33k54tobS36cXdAzJbeHaduLtnLQQwNoIi78=
github.com/btcsuite/btcd v0.0.0-20190213025234-306aecffea32/go.mod h1:DrZx5ec/dmnfpw9KyYoQyYo7d0KEvTkk/5M/vbZjAr8=
github.com/btcsuite/btcd v0.0.0-20190824003749-130ea5bddde3 h1:A/EVblehb75cUgXA5njHPn0kLAsykn6mJGz7rnmW5W0=
github.com/btcsuite/btcd v0.0.0-20190824003749-130ea5bddde3/go.mod h1:3J08xEfcugPacsc34/LKRU2yO7YmuT8yt28J8k2+rrI=
github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f/go.mod h1:TdznJufoqS23FtqVCzL0ZqgP5MqXbb4fg/WgDys70nA=
github.com/btcsuite/btcutil v0.0.0-20190207003914-4c204d697803/go.mod h1:+5NJ2+qvTyV9exUAL/rxXi3DcLg2Ts+ymUAY5y4NvMg=
github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d h1:yJzD/yFppdVCf6ApMkVy8cUxV0XrxdP9rVf6D87/Mng=
github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d/go.mod h1:+5NJ2+qvTyV9exUAL/rxXi3DcLg2Ts+ymUAY5y4NvMg=
github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd/go.mod h1:HHNXQzUsZCxOoE+CPiyCTO6x34Zs86zZUiwtpXoGdtg=
github.com/btcsuite/goleveldb v0.0.0-20160330041536-7834afc9e8cd/go.mod h1:F+uVaaLLH7j4eDXPRvw78tMflu7Ie2bzYOH4Y8rRKBY=
github.com/btcsuite/snappy-go v0.0.0-20151229074030-0bdef8d06723/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792/go.mod h1:ghJtEyQwv5/p4Mg4C0fgbePVuGr935/5ddU9Z3TmDRY=
github.com/btcsuite/winsvc v1.0.0/go.mod h1:jsenWakMcC0zFBFurPLEAyrnc/teJEM1O46fmI40EZs=
github.com/circonus-labs/circonus-gometrics v2.3.1+incompatible/go.mod h1:nmEj6Dob7S7YxXgwXpfOuvO54S+tGdZdw9fuRZt25Ag=
github.com/circonus-labs/circonusllhist v0.1.3/go.mod h1:kMXHVDlOchFAehlya5ePtbp5jckzBHf4XRpQvBOLI+I=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/davecgh/go-spew v0.0.0-20171005155431-ecdeabc65495/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
github.com/fatih/structs v1.1.0 h1:Q7juDM0QtcnhCpeyLGQKyg4TOIghuNXrkL32pHAUMxo=
github.com/fatih/structs v1.1.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M=
github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/gabriel-vasile/mimetype v1.0.5 h1:E/D07IzERHKrUCQV4VRvbss/OC3tPHQ+bDohTpxh4Kg=
github.com/gabriel-vasile/mimetype v1.0.5/go.mod h1:6CDPel/o/3/s4+bp6kIbsWATq8pmgOisOPG40CJa6To=
github.com/ghodss/yaml v1.0.0 h1:wQHKEahhL6wmXdzwWG11gIVCkOv05bNOh+Rxn0yngAk=
github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
github.com/gin-contrib/cors v1.3.1 h1:doAsuITavI4IOcd0Y19U4B+O0dNWihRyX//nn4sEmgA=
github.com/gin-contrib/cors v1.3.1/go.mod h1:jjEJ4268OPZUcU7k9Pm653S7lXUGcqMADzFA61xsmDk=
github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
github.com/gin-gonic/gin v1.5.0/go.mod h1:Nd6IXA8m5kNZdNEHMBd93KT+mdY3+bewLgRvmCsR2Do=
github.com/gin-gonic/gin v1.6.2 h1:88crIK23zO6TqlQBt+f9FrPJNKm9ZEr7qjp9vl/d5TM=
github.com/gin-gonic/gin v1.6.2/go.mod h1:75u5sXoLsGZoRN5Sgbi1eraJ4GU3++wFwWzhwvtwp4M=
github.com/go-errors/errors v1.0.1 h1:LUHzmkK3GUKUrL/1gfBUxAHzcev3apQlezX/+O7ma6w=
github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
github.com/go-ini/ini v1.38.2/go.mod h1:ByCAeIL28uOIIG0E3PJtZPDL8WnHpFKFOtgjp+3Ies8=
github.com/go-ini/ini v1.48.0/go.mod h1:ByCAeIL28uOIIG0E3PJtZPDL8WnHpFKFOtgjp+3Ies8=
github.com/go-ozzo/ozzo-validation v3.5.0+incompatible/go.mod h1:gsEKFIVnabGBt6mXmxK0MoFy+cZoTJY6mu5Ll3LVLBU=
github.com/go-ozzo/ozzo-validation v3.6.0+incompatible/go.mod h1:gsEKFIVnabGBt6mXmxK0MoFy+cZoTJY6mu5Ll3LVLBU=
github.com/go-playground/assert/v2 v2.0.1 h1:MsBgLAaY856+nPRTKrp3/OZK38U/wa0CcBYNjji3q3A=
github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
github.com/go-playground/locales v0.12.1/go.mod h1:IUMDtCfWo/w/mtMfIE/IG2K+Ey3ygWanZIBtBW0W2TM=
github.com/go-playground/locales v0.13.0 h1:HyWk6mgj5qFqCT5fjGBuRArbVDfE4hi8+e8ceBS/t7Q=
github.com/go-playground/locales v0.13.0/go.mod h1:taPMhCMXrRLJO55olJkUXHZBHCxTMfnGwq/HNwmWNS8=
github.com/go-playground/universal-translator v0.16.0/go.mod h1:1AnU7NaIRDWWzGEKwgtJRd2xk99HeFyHw3yid4rvQIY=
github.com/go-playground/universal-translator v0.17.0 h1:icxd5fm+REJzpZx7ZfpaD876Lmtgy7VtROAbHHXk8no=
github.com/go-playground/universal-translator v0.17.0/go.mod h1:UkSxE5sNxxRwHyU+Scu5vgOQjsIJAF8j9muTVoKLVtA=
github.com/go-playground/validator/v10 v10.2.0 h1:KgJ0snyC2R9VXYN2rneOtQcw5aHQB1Vv0sFl1UcHBOY=
github.com/go-playground/validator/v10 v10.2.0/go.mod h1:uOYAAleCW8F/7oMFd6aG0GOhaH6EGOAJShg8Id5JGkI=
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github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
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github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
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github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.3 h1:gyjaxf+svBWX08ZjK86iN9geUJF0H6gp2IRKX6Nf6/I=
github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
github.com/google/go-cmp v0.3.1 h1:Xye71clBPdm5HgqGwUkwhbynsUJZhDbS20FvLhQ2izg=
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
github.com/gopherjs/gopherjs v0.0.0-20190915194858-d3ddacdb130f/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51q0aT7Yg=
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github.com/smartystreets/goconvey v0.0.0-20181108003508-044398e4856c/go.mod h1:XDJAKZRPZ1CvBcN2aX5YOUTYGHki24fSF0Iv48Ibg0s=
github.com/smartystreets/goconvey v0.0.0-20190731233626-505e41936337/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
github.com/spf13/cast v1.2.0/go.mod h1:r2rcYCSwa1IExKTDiTfzaxqT2FNHs8hODu4LnUfgKEg=
github.com/spf13/cast v1.3.0/go.mod h1:Qx5cxh0v+4UWYiBimWS+eyWzqEqokIECu5etghLkUJE=
github.com/spf13/cobra v0.0.0-20180722215644-7c4570c3ebeb/go.mod h1:1l0Ry5zgKvJasoi3XT1TypsSe7PqH0Sj9dhYf7v3XqQ=
github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
github.com/tkanos/gonfig v0.0.0-20181112185242-896f3d81fadf h1:sepG1nOX39NO8y8E+sYMkkKSDxiAfZ0XL0l0+vogwBw=
github.com/tkanos/gonfig v0.0.0-20181112185242-896f3d81fadf/go.mod h1:DaZPBuToMc2eezA9R9nDAnmS2RMwL7yEa5YD36ESQdI=
github.com/tv42/httpunix v0.0.0-20150427012821-b75d8614f926/go.mod h1:9ESjWnEqriFuLhtthL60Sar/7RFoluCcXsuvEwTV5KM=
github.com/uber-go/atomic v1.3.2/go.mod h1:/Ct5t2lcmbJ4OSe/waGBoaVvVqtO0bmtfVNex1PFV8g=
github.com/uber-go/atomic v1.4.0 h1:yOuPqEq4ovnhEjpHmfFwsqBXDYbQeT6Nb0bwD6XnD5o=
github.com/uber-go/atomic v1.4.0/go.mod h1:/Ct5t2lcmbJ4OSe/waGBoaVvVqtO0bmtfVNex1PFV8g=
github.com/ugorji/go v1.1.7 h1:/68gy2h+1mWMrwZFeD1kQialdSzAb432dtpeJ42ovdo=
github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVMw=
github.com/ugorji/go/codec v1.1.7 h1:2SvQaVZ1ouYrrKKwoSk2pzd4A9evlKJb9oTL+OaLUSs=
github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY=
github.com/ybbus/jsonrpc v0.0.0-20180411222309-2a548b7d822d h1:tQo6hjclyv3RHUgZOl6iWb2Y44A/sN9bf9LAYfuioEg=
github.com/ybbus/jsonrpc v0.0.0-20180411222309-2a548b7d822d/go.mod h1:XJrh1eMSzdIYFbM08flv0wp5G35eRniyeGut1z+LSiE=
go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
go.uber.org/atomic v1.4.0 h1:cxzIVoETapQEqDhQu3QfnvXAV4AlzcvUCxkVUFw3+EU=
go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20191002192127-34f69633bfdc/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181023162649-9b4f9f5ad519/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181201002055-351d144fa1fc/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/sys v0.0.0-20190520201301-c432e742b0af/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.0.0-20190921001708-c4c64cad1fd0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/tools v0.0.0-20180828015842-6cd1fcedba52/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
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main.go Normal file
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package main
import (
"bufio"
"bytes"
"crypto/sha256"
"encoding/hex"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"os/user"
"path/filepath"
"strings"
"sync"
"time"
"voidwalker/blobsdownloader"
"voidwalker/chainquery"
"voidwalker/configs"
ml "voidwalker/util"
"github.com/gabriel-vasile/mimetype"
"github.com/gin-contrib/cors"
"github.com/gin-gonic/gin"
"github.com/lbryio/lbry.go/v2/extras/errors"
"github.com/lbryio/lbry.go/v2/extras/jsonrpc"
"github.com/lbryio/lbry.go/v2/extras/util"
"github.com/lbryio/lbry.go/v2/stream"
"github.com/sirupsen/logrus"
)
var publishAddress string
var channelID string
var cqApi *chainquery.CQApi
var downloadsDir string
var uploadsDir string
var blobsDir string
var viewLock ml.MultipleLock
var publishLock ml.MultipleLock
func main() {
err := configs.Init("./config.json")
if err != nil {
panic(err)
}
publishAddress = configs.Configuration.PublishAddress
channelID = configs.Configuration.ChannelID
if publishAddress == "" || channelID == "" {
panic("publish_address or channel_id undefined!")
}
initLbrynet()
cqApi, err = chainquery.Init()
if err != nil {
panic(err)
}
usr, err := user.Current()
if err != nil {
panic(err)
}
uploadsDir = usr.HomeDir + "/Uploads/"
downloadsDir = usr.HomeDir + "/Downloads/"
blobsDir = usr.HomeDir + "/.lbrynet/blobfiles/"
viewLock = ml.NewMultipleLock()
publishLock = ml.NewMultipleLock()
cache = &sync.Map{}
r := gin.Default()
corsConfig := cors.DefaultConfig()
corsConfig.AllowOrigins = []string{"*"}
r.Use(cors.New(corsConfig))
r.POST("/api/claim/publish", publish)
r.GET("/view/:id/:claimname", view)
r.MaxMultipartMemory = 8 << 20 // 8 MiB
r.Run(":5000")
}
var daemon *jsonrpc.Client
func view(c *gin.Context) {
id := c.Param("id")
claimNameWithExt := c.Param("claimname")
claimName := strings.TrimSuffix(claimNameWithExt, filepath.Ext(claimNameWithExt))
if strings.HasSuffix(claimName, ".") {
logrus.Errorf("claim %s#%s has an extra dot in the end of the name!", claimName, id)
claimName = strings.TrimSuffix(claimName, ".")
}
viewLock.Lock(claimName + id)
defer viewLock.Unlock(claimName + id)
channelName := ""
channelShortID := ""
var claim *chainquery.Claim
var err error
if strings.Contains(id, "@") {
parts := strings.Split(id, ":")
channelName = parts[0]
if len(parts) > 1 {
channelShortID = parts[1]
}
claim, err = cqApi.ResolveClaimByChannel(claimName, channelShortID, channelName)
} else {
claim, err = cqApi.ResolveClaim(claimName, id)
}
if err != nil {
if errors.Is(err, chainquery.ClaimNotFoundErr) {
_ = c.AbortWithError(http.StatusNotFound, err)
} else {
logrus.Errorln(errors.FullTrace(err))
_ = c.AbortWithError(http.StatusInternalServerError, err)
}
return
}
if !strings.Contains(claim.ContentType, "image/") {
c.Redirect(301, fmt.Sprintf("https://cdn.lbryplayer.xyz/content/claims/%s/%s/stream", claimName, id))
return
}
inUploads, err := isFileInDir(uploadsDir, claimNameWithExt)
if err != nil {
logrus.Errorln(errors.FullTrace(err))
_ = c.AbortWithError(http.StatusInternalServerError, err)
return
}
inDownloads := false
if !inUploads {
inDownloads, err = isFileInDir(downloadsDir, claimNameWithExt)
if err != nil {
logrus.Errorln(errors.FullTrace(err))
_ = c.AbortWithError(http.StatusInternalServerError, err)
return
}
}
mustDownload := !inUploads && !inDownloads
if mustDownload {
err = downloadStream(claim.SdHash, claimNameWithExt)
if err != nil {
logrus.Errorln(errors.FullTrace(err))
_ = c.AbortWithError(http.StatusInternalServerError, err)
return
}
}
var reader *os.File
if mustDownload || inDownloads {
reader, err = os.Open(downloadsDir + claimNameWithExt)
if err != nil {
logrus.Errorln(errors.FullTrace(err))
_ = c.AbortWithError(http.StatusInternalServerError, errors.Err(err))
return
}
} else {
reader, err = os.Open(uploadsDir + claimNameWithExt)
if err != nil {
logrus.Errorln(errors.FullTrace(err))
_ = c.AbortWithError(http.StatusInternalServerError, errors.Err(err))
return
}
}
defer reader.Close()
f, err := reader.Stat()
if err != nil {
logrus.Errorln(errors.FullTrace(err))
_ = c.AbortWithError(http.StatusInternalServerError, errors.Err(err))
return
}
c.DataFromReader(http.StatusOK, f.Size(), claim.ContentType, reader, nil)
return
}
func isFileInDir(directory, fileName string) (bool, error) {
_, err := os.Stat(directory + fileName)
if os.IsNotExist(err) {
return false, nil
}
if err != nil {
return false, errors.Err(err)
}
return true, nil
}
func buildStream(sdBlob *stream.SDBlob, fileName string) error {
tmpName := downloadsDir + fileName + ".tmp"
finalName := downloadsDir + fileName
f, err := os.Create(tmpName)
if err != nil {
return errors.Err(err)
}
w := bufio.NewWriter(f)
for _, info := range sdBlob.BlobInfos {
if info.Length == 0 {
continue
}
hash := hex.EncodeToString(info.BlobHash)
blobToDecrypt, err := ioutil.ReadFile(blobsDir + hash)
if err != nil {
return errors.Err(err)
}
decryptedBlob, err := stream.DecryptBlob(blobToDecrypt, sdBlob.Key, info.IV)
if err != nil {
return errors.Err(err)
}
_, err = w.Write(decryptedBlob)
if err != nil {
return errors.Err(err)
}
err = w.Flush()
if err != nil {
return errors.Err(err)
}
}
err = os.Rename(tmpName, finalName)
if err != nil {
return errors.Err(err)
}
return nil
}
func downloadStream(sdHash string, fileName string) error {
sdBlob, err := blobsdownloader.DownloadBlob(sdHash, false, blobsDir)
if err != nil {
return err
}
sdb := &stream.SDBlob{}
err = sdb.FromBlob(*sdBlob)
if err != nil {
return err
}
err = blobsdownloader.DownloadStream(sdb, blobsDir)
if err != nil {
return err
}
return buildStream(sdb, fileName)
}
//var cache map[string]PublishResponse
var cache *sync.Map //map[string]PublishResponse
func publish(c *gin.Context) {
startTime := time.Now()
claimName := c.PostForm("name")
fileHeader, err := c.FormFile("file")
if err != nil {
_ = c.AbortWithError(http.StatusInternalServerError, errors.Err(err))
return
}
file, err := fileHeader.Open()
if err != nil {
_ = c.AbortWithError(http.StatusInternalServerError, errors.Err(err))
return
}
defer file.Close()
buf := bytes.NewBuffer(nil)
read, err := io.Copy(buf, file)
if err != nil {
_ = c.AbortWithError(http.StatusInternalServerError, errors.Err(err))
return
}
if read < 1 {
_ = c.AbortWithError(http.StatusBadRequest, errors.Err("the uploaded file was empty"))
return
}
mimeType := mimetype.Detect(buf.Bytes())
mimeString := mimetype.Detect(buf.Bytes()).String()
if strings.Contains(mimeString, "image/") {
checkSum := fmt.Sprintf("%x", sha256.Sum256(buf.Bytes()))
publishLock.Lock(checkSum)
defer publishLock.Unlock(checkSum)
filePath := uploadsDir + checkSum[:16] + mimeType.Extension()
err = c.SaveUploadedFile(fileHeader, filePath)
if err != nil {
_ = c.AbortWithError(http.StatusInternalServerError, errors.Err(err))
return
}
resolveRsp, err := daemon.Resolve(checkSum[:16])
if err != nil {
_ = c.AbortWithError(http.StatusInternalServerError, errors.Err(err))
return
}
cachedUncasted, ok := cache.Load(checkSum[:16])
if ok {
cached, _ := cachedUncasted.(PublishResponse)
logrus.Infof("returning cached resource: %s", cached.Data.ServeURL)
c.JSON(http.StatusOK, cached)
return
}
for _, claim := range *resolveRsp {
if claim.SigningChannel != nil && claim.SigningChannel.ClaimID == channelID {
baseUrl := "https://spee.ch/" + claim.ClaimID[0:1] + "/" + checkSum[:16]
extendedUrl := baseUrl + mimeType.Extension()
response := PublishResponse{
Success: true,
Message: "publish completed successfully",
Data: &PublishData{
Name: checkSum[:16],
ClaimID: claim.ClaimID,
URL: baseUrl,
ShowURL: baseUrl,
ServeURL: extendedUrl,
PushTo: claim.ClaimID[0:1] + "/" + checkSum[:16],
ClaimData: ClaimData{
Name: checkSum[:16],
ClaimID: claim.ClaimID,
Title: checkSum[:16],
Description: "",
Address: claim.Address,
Outpoint: claim.Txid + ":" + fmt.Sprintf("%d", claim.Nout),
Height: claim.Height,
ContentType: claim.Type,
Amount: claim.Amount,
CertificateID: nil,
ChannelName: nil,
},
},
}
logrus.Infof("returning resolved resource: %s", extendedUrl)
if strings.Contains(extendedUrl, "..") {
logrus.Errorf("something is wrong with this crap: %+v", claim)
}
c.JSON(http.StatusOK, response)
cache.Store(checkSum[:16], response)
return
}
}
tx, err := daemon.StreamCreate(checkSum[:16], filePath, 0.001, jsonrpc.StreamCreateOptions{
ClaimCreateOptions: jsonrpc.ClaimCreateOptions{
Title: util.PtrToString(claimName),
ClaimAddress: util.PtrToString(publishAddress),
},
Author: util.PtrToString("voidwalker thumbnails"),
ChannelID: util.PtrToString(channelID),
})
if err != nil {
logrus.Errorf("failed publishing thumbnail: %s", errors.FullTrace(err))
_ = c.AbortWithError(http.StatusInternalServerError, errors.Err(err))
return
}
baseURL := "https://spee.ch/" + tx.Outputs[0].ClaimID[0:1] + "/" + checkSum[:16]
extendedUrl := baseURL + mimeType.Extension()
logrus.Infof("published thumbnail: %s in %s", extendedUrl, time.Since(startTime).String())
response := PublishResponse{
Success: true,
Message: "publish completed successfully",
Data: &PublishData{
Name: checkSum[:16],
ClaimID: tx.Outputs[0].ClaimID,
URL: baseURL,
ShowURL: baseURL,
ServeURL: extendedUrl,
PushTo: tx.Outputs[0].ClaimID[0:1] + "/" + checkSum[:16],
ClaimData: ClaimData{
Name: checkSum[:16],
ClaimID: tx.Outputs[0].ClaimID,
Title: checkSum[:16],
Description: "",
Address: tx.Outputs[0].Address,
Outpoint: tx.Outputs[0].Txid + ":" + fmt.Sprintf("%d", tx.Outputs[0].Nout),
Height: tx.Outputs[0].Height,
ContentType: tx.Outputs[0].Type,
Amount: tx.Outputs[0].Amount,
CertificateID: nil,
ChannelName: nil,
},
},
}
if strings.Contains(extendedUrl, "..") {
logrus.Errorf("something is wrong with this crap: %+v", tx.Outputs[0])
}
cache.Store(checkSum[:16], response)
c.JSON(http.StatusOK, response)
return
}
c.JSON(http.StatusBadRequest, PublishResponse{
Success: false,
Message: fmt.Sprintf("the provided content (%s) is not supported anymore. Only images allowed. use https://lbry.tv instead", mimeString),
Data: nil,
})
}
type PublishResponse struct {
Success bool `json:"success"`
Message string `json:"message"`
Data *PublishData `json:"data"`
}
type PublishData struct {
Name string `json:"name"`
ClaimID string `json:"claimId"`
URL string `json:"url"`
ShowURL string `json:"showUrl"`
ServeURL string `json:"serveUrl"`
PushTo string `json:"pushTo"`
ClaimData ClaimData `json:"claimData"`
}
type ClaimData struct {
Name string `json:"name"`
ClaimID string `json:"claimId"`
Title string `json:"title"`
Description string `json:"description"`
Address string `json:"address"`
Outpoint string `json:"outpoint"`
Height int `json:"height"`
ContentType string `json:"contentType"`
Amount string `json:"amount"`
CertificateID *string `json:"certificateId"`
ChannelName *string `json:"channelName"`
}
func initLbrynet() {
daemon = jsonrpc.NewClient("")
daemon.SetRPCTimeout(1 * time.Minute)
}

36
speech/speech.go Normal file
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@ -0,0 +1,36 @@
package speech
import (
"database/sql"
"fmt"
"os"
"github.com/lbryio/lbry.go/v2/extras/errors"
_ "github.com/go-sql-driver/mysql"
)
type Speech struct {
dbConn *sql.DB
}
var instance *Speech
func Init() (*Speech, error) {
if instance != nil {
return instance, nil
}
db, err := connect()
if err != nil {
return nil, err
}
instance = &Speech{
dbConn: db,
}
return instance, nil
}
func connect() (*sql.DB, error) {
db, err := sql.Open("mysql", fmt.Sprintf("lbry:%s@tcp(localhost)/lbry?parseTime=true", os.Getenv("MYSQL_LBRY_PASSWORD")))
return db, errors.Err(err)
}

96
util/multiplelock.go Normal file
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@ -0,0 +1,96 @@
package ml
import (
"sync"
)
// MultipleLock is the main interface for multiLock based on key
type MultipleLock interface {
// Lock base on the key
Lock(interface{})
// RLock multiLock the rw for reading
RLock(interface{})
// Unlock the key
Unlock(interface{})
// RUnlock the the read multiLock
RUnlock(interface{})
}
func NewMultipleLock() MultipleLock {
return &multiLock{
locks: make(map[interface{}]*itemLock),
lkMux: sync.Mutex{},
}
}
type itemLock struct {
lk *sync.RWMutex
cnt int64
}
// multiLock is an optimized locking system per locking key
type multiLock struct {
locks map[interface{}]*itemLock
lkMux sync.Mutex // protects the locks
}
func (l *multiLock) Lock(itmID interface{}) {
l.lkMux.Lock()
itmLock, exists := l.locks[itmID]
if !exists {
itmLock = &itemLock{&sync.RWMutex{}, 0}
l.locks[itmID] = itmLock
}
itmLock.cnt++
l.lkMux.Unlock()
itmLock.lk.Lock()
}
func (l *multiLock) RLock(itmID interface{}) {
l.lkMux.Lock()
itmLock, exists := l.locks[itmID]
if !exists {
itmLock = &itemLock{&sync.RWMutex{}, 0}
l.locks[itmID] = itmLock
}
itmLock.cnt++
l.lkMux.Unlock()
itmLock.lk.RLock()
}
func (l *multiLock) Unlock(itmID interface{}) {
l.lkMux.Lock()
itmLock, exists := l.locks[itmID]
if !exists {
panic("sync Unlock of non existent lock!!")
}
itmLock.lk.Unlock()
itmLock.cnt--
if itmLock.cnt == 0 {
delete(l.locks, itmID)
}
if itmLock.cnt < 0 {
panic("sync Unlock of free Lock!!")
}
l.lkMux.Unlock()
}
func (l *multiLock) RUnlock(itmID interface{}) {
l.lkMux.Lock()
itmLock, exists := l.locks[itmID]
if !exists {
panic("sync Unlock of non existent lock!!")
}
itmLock.lk.RUnlock()
itmLock.cnt--
if itmLock.cnt == 0 {
delete(l.locks, itmID)
}
if itmLock.cnt < 0 {
panic("sync Unlock of free Lock!!")
}
l.lkMux.Unlock()
}