97 lines
2.2 KiB
Go
97 lines
2.2 KiB
Go
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package main
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import (
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"context"
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"net"
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"github.com/Xe/ln"
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"github.com/caarlos0/env"
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"gopkg.in/irc.v1"
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)
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type Config struct {
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ServerName string `env:"SERVER_NAME" envDefault:"to.ot"`
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ServerAddr string `env:"SERVER_ADDR" envDefault:"127.0.0.1:42069"`
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// XXX RIP HACK TODO fix once user accounts exist
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UserPassword string `env:"USER_PASSWORD" envDefault:"hunter2"`
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MastodonInstance string `env:"MASTODON_INSTANCE,required"`
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MastodonToken string `env:"MASTODON_TOKEN,required"`
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MastodonClientID string `env:"MASTODON_CLIENT_ID,required"`
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MastodonClientSecret string `env:"MASTODON_CLIENT_SECRET,required"`
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}
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func main() {
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cfg := Config{}
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err := env.Parse(&cfg)
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if err != nil {
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ln.Fatal(ln.F{"err": err})
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}
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l, err := net.Listen(cfg.ServerAddr)
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if err != nil {
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ln.Fatal(ln.F{"err": err, "addr": cfg.ServerAddr})
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}
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for {
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ctx := context.Context()
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conn, err := l.Accept()
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if err != nil {
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ln.Error(err, ln.F{"addr": cfg.ServerAddr})
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}
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ir := irc.NewReader(conn)
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iw := irc.NewWriter(conn)
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msg, err := ir.ReadMessage()
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if err != nil {
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ln.Error(err, ln.F{"client_addr": conn.RemoteAddr().String()})
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conn.Close()
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continue
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}
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if msg.Command != "PASS" {
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ln.Log(ln.F{"action": "auth_failed", "client_addr": conn.RemoteAddr().String()})
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iw.Writef(":%s ERROR :authentication failed", cfg.ServerName)
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conn.Close()
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continue
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}
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if msg.Params[0] != cfg.UserPassword {
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ln.Log(ln.F{"action": "wrong_password", "client_addr": conn.RemoteAddr().String()})
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iw.Writef(":%s ERROR :authentication failed", cfg.ServerName)
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conn.Close()
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continue
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}
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mc, err := madon.RestoreApp("ircsuite", cfg.MastodonInstance, cfg.MastodonClientID, cfg.MastodonClientSecret, &madon.UserToken{AccessToken: cfg.MastodonToken})
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if err != nil {
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ln.Error(ln.F{"action": "madon.RestoreApp"})
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iw.Writef(":%s ERROR :authentication failed", cfg.ServerName)
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conn.Close()
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continue
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}
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_ = mc
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s := &Server{
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channels: map[string]struct{}{},
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mc: mc,
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iw: iw,
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ir: ir,
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}
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go s.HandleConn(ctx, conn)
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}
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}
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type Server struct {
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sync.Mutex // locked at per line execution
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channels map[string]struct{} // channels the client has joined
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mc *madon.Client
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iw *irc.Writer
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ir *irc.Reader
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}
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