Retry connecting to upstream servers
Rate-limit retries in case connecting immediately fails.
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parent
6e12347f2b
commit
c366b5320c
37
server.go
37
server.go
@ -12,6 +12,7 @@ import (
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// TODO: make configurable
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// TODO: make configurable
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var keepAlivePeriod = time.Minute
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var keepAlivePeriod = time.Minute
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var retryConnectMinDelay = time.Minute
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func setKeepAlive(c net.Conn) error {
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func setKeepAlive(c net.Conn) error {
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tcpConn, ok := c.(*net.TCPConn)
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tcpConn, ok := c.(*net.TCPConn)
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@ -137,22 +138,20 @@ func (s *Server) prefix() *irc.Prefix {
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return &irc.Prefix{Name: s.Hostname}
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return &irc.Prefix{Name: s.Hostname}
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}
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}
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func (s *Server) Run() {
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func (s *Server) runUpstream(u *user, upstream *Upstream) {
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// TODO: multi-user
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var lastTry time.Time
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u := newUser(s, "jounce")
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for {
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if dur := time.Now().Sub(lastTry); dur < retryConnectMinDelay {
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delay := retryConnectMinDelay - dur
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s.Logger.Printf("waiting %v before trying to reconnect to %q", delay.Truncate(time.Second), upstream.Addr)
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time.Sleep(delay)
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}
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lastTry = time.Now()
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s.lock.Lock()
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s.users[u.username] = u
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s.lock.Unlock()
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for i := range s.Upstreams {
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upstream := &s.Upstreams[i]
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// TODO: retry connecting
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go func() {
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uc, err := connectToUpstream(u, upstream)
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uc, err := connectToUpstream(u, upstream)
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if err != nil {
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if err != nil {
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s.Logger.Printf("failed to connect to upstream server %q: %v", upstream.Addr, err)
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s.Logger.Printf("failed to connect to upstream server %q: %v", upstream.Addr, err)
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return
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continue
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}
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}
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uc.register()
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uc.register()
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@ -174,7 +173,19 @@ func (s *Server) Run() {
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}
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}
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}
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}
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u.lock.Unlock()
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u.lock.Unlock()
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}()
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}
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}
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func (s *Server) Run() {
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// TODO: multi-user
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u := newUser(s, "jounce")
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s.lock.Lock()
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s.users[u.username] = u
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s.lock.Unlock()
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for i := range s.Upstreams {
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go s.runUpstream(u, &s.Upstreams[i])
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}
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}
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}
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}
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