func (c *FrontendConnection) sendReadyForQuery() error {
var message fbcore.Message
fbproto.InitReadyForQuery(&message, fbproto.RfqIdle)
err := c.WriteMessage(&message)
if err != nil {
return err
}
return c.FlushStream()
}
func (c *FrontendConnection) startup(startupParameters map[string]string, dbcfg VirtualDatabaseConfiguration) bool {
var message fbcore.Message
var err error
for {
err = c.stream.Next(&message)
if err != nil {
elog.Logf("error while reading startup packet: %s", err)
return false
}
if fbproto.IsStartupMessage(&message) {
break
} else if fbproto.IsSSLRequest(&message) {
_, err = message.Force()
if err != nil {
elog.Logf("error while reading SSLRequest: %s", err)
return false
}
err = c.stream.SendSSLRequestResponse(fbcore.RejectSSLRequest)
if err != nil {
elog.Logf("error during startup sequence: %s", err)
return false
}
err = c.FlushStream()
if err != nil {
elog.Logf("error during startup sequence: %s", err)
}
} else if fbproto.IsCancelRequest(&message) {
_ = c.stream.Close()
return false
} else {
elog.Warningf("unrecognized frontend message type 0x%x during startup", message.MsgType())
return false
}
}
sm, err := fbproto.ReadStartupMessage(&message)
if err != nil {
elog.Logf("error while reading startup packet: %s", err)
return false
}
if !c.auth(dbcfg, sm) {
// error already logged
_ = c.stream.Close()
return false
}
fbproto.InitAuthenticationOk(&message)
err = c.WriteMessage(&message)
if err != nil {
elog.Logf("error during startup sequence: %s", err)
return false
}
for k, v := range startupParameters {
buf := &bytes.Buffer{}
fbbuf.WriteCString(buf, k)
fbbuf.WriteCString(buf, v)
message.InitFromBytes(fbproto.MsgParameterStatusS, buf.Bytes())
err = c.WriteMessage(&message)
if err != nil {
elog.Logf("error during startup sequence: %s", err)
return false
}
}
fbproto.InitReadyForQuery(&message, fbproto.RfqIdle)
err = c.WriteMessage(&message)
if err != nil {
elog.Logf("error during startup sequence: %s", err)
return false
}
err = c.FlushStream()
if err != nil {
elog.Logf("error during startup sequence: %s", err)
return false
}
return true
}