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lrpc
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Fix bug where the connection handler tries to access a channel before it has been created

This commit is contained in:
Elara 2022-05-10 02:07:35 -07:00
parent 349123fe25
commit af77b121f8
1 changed files with 7 additions and 5 deletions
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12
client/client.go
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@ -128,7 +128,9 @@ func (c *Client) Call(ctx context.Context, rcvr, method string, arg interface{},
// Create new channel using channel ID
c.chMtx.Lock()
c.chs[chID] = make(chan *types.Response, 5)
if _, ok := c.chs[chID]; !ok {
c.chs[chID] = make(chan *types.Response, 5)
}
c.chMtx.Unlock()
go func() {
@ -136,7 +138,6 @@ func (c *Client) Call(ctx context.Context, rcvr, method string, arg interface{},
chElemType := retVal.Type().Elem()
// For every value received from channel
for val := range c.chs[chID] {
//s := time.Now()
if val.Type == types.ResponseTypeChannelDone {
// Close and delete channel
c.chMtx.Lock()
@ -215,11 +216,12 @@ func (c *Client) handleConn() {
}
c.chMtx.Lock()
// Get channel from map, skip if it doesn't exist
// Attempt to get channel from map
ch, ok := c.chs[resp.ID]
// If channel does not exist, make it
if !ok {
c.chMtx.Unlock()
continue
ch = make(chan *types.Response, 5)
c.chs[resp.ID] = ch
}
c.chMtx.Unlock()