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Close connection from writer goroutine

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Connections were being closed from the reader goroutine, causing issues
when sending messages and immediately closing the connection.
This commit is contained in:
Simon Ser 2020-02-07 12:42:24 +01:00
parent e17c0b3aca
commit 519cdd9e38
No known key found for this signature in database
GPG key ID: 0FDE7BE0E88F5E48
2 changed files with 13 additions and 9 deletions
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10
downstream.go
View file

@ -70,6 +70,11 @@ func newDownstreamConn(srv *Server, netConn net.Conn) *downstreamConn {
conn.logger.Printf("failed to write message: %v", err)
}
}
if err := conn.net.Close(); err != nil {
conn.logger.Printf("failed to close connection: %v", err)
} else {
conn.logger.Printf("connection closed")
}
}()
return conn
@ -85,7 +90,6 @@ func (c *downstreamConn) prefix() *irc.Prefix {
func (c *downstreamConn) readMessages() error {
c.logger.Printf("new connection")
defer c.Close()
for {
msg, err := c.irc.ReadMessage()
@ -108,7 +112,7 @@ func (c *downstreamConn) readMessages() error {
}
}
return c.Close()
return nil
}
func (c *downstreamConn) Close() error {
@ -129,7 +133,7 @@ func (c *downstreamConn) Close() error {
close(c.messages)
c.closed = true
return c.net.Close()
return nil
}
func (c *downstreamConn) handleMessage(msg *irc.Message) error {

12
upstream.go
View file

@ -71,6 +71,11 @@ func connectToUpstream(u *user, upstream *Upstream) (*upstreamConn, error) {
conn.logger.Printf("failed to write message: %v", err)
}
}
if err := conn.net.Close(); err != nil {
conn.logger.Printf("failed to close connection: %v", err)
} else {
conn.logger.Printf("connection closed")
}
}()
return conn, nil
@ -80,9 +85,6 @@ func (c *upstreamConn) Close() error {
if c.closed {
return fmt.Errorf("upstream connection already closed")
}
if err := c.net.Close(); err != nil {
return err
}
close(c.messages)
c.closed = true
return nil
@ -330,8 +332,6 @@ func (c *upstreamConn) register() {
}
func (c *upstreamConn) readMessages() error {
defer c.Close()
for {
msg, err := c.irc.ReadMessage()
if err == io.EOF {
@ -345,5 +345,5 @@ func (c *upstreamConn) readMessages() error {
}
}
return c.Close()
return nil
}