205 lines
7.9 KiB
Go
205 lines
7.9 KiB
Go
package server
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import (
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"log"
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"os"
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"strings"
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"github.com/akamensky/argparse"
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pb "github.com/lbryio/hub/protobuf/go"
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)
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const (
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ServeCmd = iota
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SearchCmd = iota
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DBCmd = iota
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)
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// Args struct contains the arguments to the hub server.
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type Args struct {
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CmdType int
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Host string
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Port string
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EsHost string
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EsPort string
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PrometheusPort string
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EsIndex string
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RefreshDelta int
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CacheTTL int
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PeerFile string
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Country string
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DisableEs bool
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Debug bool
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DisableLoadPeers bool
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DisableStartPrometheus bool
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DisableStartUDP bool
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DisableWritePeers bool
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DisableFederation bool
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}
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const (
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DefaultHost = "0.0.0.0"
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DefaultPort = "50051"
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DefaultEsHost = "http://localhost"
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DefaultEsIndex = "claims"
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DefaultEsPort = "9200"
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DefaultPrometheusPort = "2112"
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DefaultRefreshDelta = 5
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DefaultCacheTTL = 5
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DefaultPeerFile = "peers.txt"
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DefaultCountry = "US"
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DefaultDisableLoadPeers = false
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DefaultDisableStartPrometheus = false
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DefaultDisableStartUDP = false
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DefaultDisableWritePeers = false
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DefaultDisableFederation = false
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)
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// GetEnvironment takes the environment variables as an array of strings
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// and a getkeyval function to turn it into a map.
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func GetEnvironment(data []string, getkeyval func(item string) (key, val string)) map[string]string {
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items := make(map[string]string)
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for _, item := range data {
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key, val := getkeyval(item)
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items[key] = val
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}
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return items
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}
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// GetEnvironmentStandard gets the environment variables as a map.
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func GetEnvironmentStandard() map[string]string {
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return GetEnvironment(os.Environ(), func(item string) (key, val string) {
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splits := strings.Split(item, "=")
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key = splits[0]
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val = splits[1]
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return
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})
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}
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// ParseArgs parses the command line arguments when started the hub server.
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func ParseArgs(searchRequest *pb.SearchRequest) *Args {
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environment := GetEnvironmentStandard()
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parser := argparse.NewParser("hub", "hub server and client")
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serveCmd := parser.NewCommand("serve", "start the hub server")
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searchCmd := parser.NewCommand("search", "claim search")
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dbCmd := parser.NewCommand("db", "db testing")
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host := parser.String("", "rpchost", &argparse.Options{Required: false, Help: "RPC host", Default: DefaultHost})
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port := parser.String("", "rpcport", &argparse.Options{Required: false, Help: "RPC port", Default: DefaultPort})
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esHost := parser.String("", "eshost", &argparse.Options{Required: false, Help: "elasticsearch host", Default: DefaultEsHost})
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esPort := parser.String("", "esport", &argparse.Options{Required: false, Help: "elasticsearch port", Default: DefaultEsPort})
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prometheusPort := parser.String("", "prometheus-port", &argparse.Options{Required: false, Help: "prometheus port", Default: DefaultPrometheusPort})
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esIndex := parser.String("", "esindex", &argparse.Options{Required: false, Help: "elasticsearch index name", Default: DefaultEsIndex})
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refreshDelta := parser.Int("", "refresh-delta", &argparse.Options{Required: false, Help: "elasticsearch index refresh delta in seconds", Default: DefaultRefreshDelta})
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cacheTTL := parser.Int("", "cachettl", &argparse.Options{Required: false, Help: "Cache TTL in minutes", Default: DefaultCacheTTL})
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peerFile := parser.String("", "peerfile", &argparse.Options{Required: false, Help: "Initial peer file for federation", Default: DefaultPeerFile})
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country := parser.String("", "country", &argparse.Options{Required: false, Help: "Country this node is running in. Default US.", Default: DefaultCountry})
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debug := parser.Flag("", "debug", &argparse.Options{Required: false, Help: "enable debug logging", Default: false})
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disableEs := parser.Flag("", "disable-es", &argparse.Options{Required: false, Help: "Disable elastic search, for running/testing independently", Default: false})
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disableLoadPeers := parser.Flag("", "disable-load-peers", &argparse.Options{Required: false, Help: "Disable load peers from disk at startup", Default: DefaultDisableLoadPeers})
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disableStartPrometheus := parser.Flag("", "disable-start-prometheus", &argparse.Options{Required: false, Help: "Disable start prometheus server", Default: DefaultDisableStartPrometheus})
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disableStartUdp := parser.Flag("", "disable-start-udp", &argparse.Options{Required: false, Help: "Disable start UDP ping server", Default: DefaultDisableStartUDP})
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disableWritePeers := parser.Flag("", "disable-write-peers", &argparse.Options{Required: false, Help: "Disable write peer to disk as we learn about them", Default: DefaultDisableWritePeers})
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disableFederation := parser.Flag("", "disable-federation", &argparse.Options{Required: false, Help: "Disable server federation", Default: DefaultDisableFederation})
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text := parser.String("", "text", &argparse.Options{Required: false, Help: "text query"})
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name := parser.String("", "name", &argparse.Options{Required: false, Help: "name"})
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claimType := parser.String("", "claim_type", &argparse.Options{Required: false, Help: "claim_type"})
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id := parser.String("", "id", &argparse.Options{Required: false, Help: "id"})
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author := parser.String("", "author", &argparse.Options{Required: false, Help: "author"})
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title := parser.String("", "title", &argparse.Options{Required: false, Help: "title"})
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description := parser.String("", "description", &argparse.Options{Required: false, Help: "description"})
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channelId := parser.String("", "channel_id", &argparse.Options{Required: false, Help: "channel id"})
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channelIds := parser.StringList("", "channel_ids", &argparse.Options{Required: false, Help: "channel ids"})
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// Now parse the arguments
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err := parser.Parse(os.Args)
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if err != nil {
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log.Fatalln(parser.Usage(err))
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}
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args := &Args{
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CmdType: SearchCmd,
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Host: *host,
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Port: *port,
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EsHost: *esHost,
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EsPort: *esPort,
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PrometheusPort: *prometheusPort,
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EsIndex: *esIndex,
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RefreshDelta: *refreshDelta,
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CacheTTL: *cacheTTL,
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PeerFile: *peerFile,
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Country: *country,
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DisableEs: *disableEs,
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Debug: *debug,
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DisableLoadPeers: *disableLoadPeers,
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DisableStartPrometheus: *disableStartPrometheus,
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DisableStartUDP: *disableStartUdp,
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DisableWritePeers: *disableWritePeers,
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DisableFederation: *disableFederation,
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}
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if esHost, ok := environment["ELASTIC_HOST"]; ok {
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args.EsHost = esHost
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}
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if !strings.HasPrefix(args.EsHost, "http") {
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args.EsHost = "http://" + args.EsHost
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}
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if esPort, ok := environment["ELASTIC_PORT"]; ok {
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args.EsPort = esPort
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}
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if prometheusPort, ok := environment["GOHUB_PROMETHEUS_PORT"]; ok {
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args.PrometheusPort = prometheusPort
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}
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/*
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Verify no invalid argument combinations
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*/
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if len(*channelIds) > 0 && *channelId != "" {
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log.Fatal("Cannot specify both channel_id and channel_ids")
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}
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if serveCmd.Happened() {
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args.CmdType = ServeCmd
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} else if searchCmd.Happened() {
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args.CmdType = SearchCmd
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} else if dbCmd.Happened() {
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args.CmdType = DBCmd
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}
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if *text != "" {
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searchRequest.Text = *text
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}
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if *name != "" {
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searchRequest.ClaimName = *name
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}
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if *claimType != "" {
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searchRequest.ClaimType = []string{*claimType}
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}
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if *id != "" {
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searchRequest.ClaimId = &pb.InvertibleField{Invert: false, Value: []string{*id}}
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}
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if *author != "" {
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searchRequest.Author = *author
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}
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if *title != "" {
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searchRequest.Title = *title
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}
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if *description != "" {
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searchRequest.Description = *description
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}
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if *channelId != "" {
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searchRequest.ChannelId = &pb.InvertibleField{Invert: false, Value: []string{*channelId}}
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}
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if len(*channelIds) > 0 {
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searchRequest.ChannelId = &pb.InvertibleField{Invert: false, Value: *channelIds}
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}
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return args
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}
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