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avoid recover calls for non-lua queries 

The defer recover() pattern is expensive and only Lua queries require
it, so for now we'll just check if lua is being used before calling.
This commit is contained in:
Josh Baker 2018-03-05 11:10:40 -07:00
parent 3568edf44c
commit 7538cc73ff
2 changed files with 45 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
controller/scan.go
View File

@ -27,6 +27,7 @@ func (c *Controller) cmdScan(msg *server.Message) (res resp.Value, err error) {
vs := msg.Values[1:]
s, err := c.cmdScanArgs(vs)
if s.usingLua() {
defer s.Close()
defer func() {
if r := recover(); r != nil {
@ -35,6 +36,7 @@ func (c *Controller) cmdScan(msg *server.Message) (res resp.Value, err error) {
return
}
}()
}
if err != nil {
return server.NOMessage, err
}

13
controller/search.go
View File

@ -42,11 +42,15 @@ func (s liveFenceSwitches) Error() string {
}
func (s liveFenceSwitches) Close() {
for _, whereeval := range s.searchScanBaseTokens.whereevals {
for _, whereeval := range s.whereevals {
whereeval.Close()
}
}
func (s liveFenceSwitches) usingLua() bool {
return len(s.whereevals) > 0
}
func (c *Controller) cmdSearchArgs(cmd string, vs []resp.Value, types []string) (s liveFenceSwitches, err error) {
if vs, s.searchScanBaseTokens, err = c.parseSearchScanBaseTokens(cmd, vs); err != nil {
return
@ -295,6 +299,7 @@ func (c *Controller) cmdNearby(msg *server.Message) (res resp.Value, err error)
vs := msg.Values[1:]
wr := &bytes.Buffer{}
s, err := c.cmdSearchArgs("nearby", vs, nearbyTypes)
if s.usingLua() {
defer s.Close()
defer func() {
if r := recover(); r != nil {
@ -303,6 +308,7 @@ func (c *Controller) cmdNearby(msg *server.Message) (res resp.Value, err error)
return
}
}()
}
if err != nil {
return server.NOMessage, err
}
@ -402,6 +408,7 @@ func (c *Controller) cmdWithinOrIntersects(cmd string, msg *server.Message) (res
wr := &bytes.Buffer{}
s, err := c.cmdSearchArgs(cmd, vs, withinOrIntersectsTypes)
if s.usingLua() {
defer s.Close()
defer func() {
if r := recover(); r != nil {
@ -410,7 +417,7 @@ func (c *Controller) cmdWithinOrIntersects(cmd string, msg *server.Message) (res
return
}
}()
}
if err != nil {
return server.NOMessage, err
}
@ -485,6 +492,7 @@ func (c *Controller) cmdSearch(msg *server.Message) (res resp.Value, err error)
wr := &bytes.Buffer{}
s, err := c.cmdSeachValuesArgs(vs)
if s.usingLua() {
defer s.Close()
defer func() {
if r := recover(); r != nil {
@ -493,6 +501,7 @@ func (c *Controller) cmdSearch(msg *server.Message) (res resp.Value, err error)
return
}
}()
}
if err != nil {
return server.NOMessage, err
}