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increase max events per txn #303

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merged 5 commits into from
May 17, 2024
Merged

increase max events per txn #303

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07c60a2
increase max events per txn
kroggen Oct 29, 2023
7a75638
Merge branch 'topic/hardfork-v4' into topic/increase-max-events
kroggen Dec 19, 2023
eca536e
Merge branch 'topic/hardfork-v4' into topic/increase-max-events
kroggen Jan 30, 2024
ec40a4f
Merge branch 'topic/hardfork-v4' into topic/increase-max-events
kroggen Jan 30, 2024
dc1ed72
Merge branch 'topic/hardfork-v4' into topic/increase-max-events
kroggen Feb 7, 2024
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15 changes: 12 additions & 3 deletions contract/vm_callback.go
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Original file line number Diff line number Diff line change
Expand Up @@ -54,7 +54,8 @@ var (
)

const (
maxEventCnt = 50
maxEventCntV2 = 50
maxEventCntV4 = 128
maxEventNameSize = 64
maxEventArgSize = 4096
luaCallCountDeduc = 1000
Expand All @@ -66,6 +67,14 @@ func init() {
zeroBig = types.NewZeroAmount()
}

func maxEventCnt(ctx *vmContext) int32 {
if ctx.blockInfo.ForkVersion >= 4 {
return maxEventCntV4
} else {
return maxEventCntV2
}
}

//export luaSetDB
func luaSetDB(L *LState, service C.int, key unsafe.Pointer, keyLen C.int, value *C.char) *C.char {
ctx := contexts[service]
Expand Down Expand Up @@ -1239,8 +1248,8 @@ func luaEvent(L *LState, service C.int, eventName *C.char, args *C.char) *C.char
if ctx.isQuery == true || ctx.nestedView > 0 {
return C.CString("[Contract.Event] event not permitted in query")
}
if ctx.eventCount >= maxEventCnt {
return C.CString(fmt.Sprintf("[Contract.Event] exceeded the maximum number of events(%d)", maxEventCnt))
if ctx.eventCount >= maxEventCnt(ctx) {
return C.CString(fmt.Sprintf("[Contract.Event] exceeded the maximum number of events(%d)", maxEventCnt(ctx)))
}
if len(C.GoString(eventName)) > maxEventNameSize {
return C.CString(fmt.Sprintf("[Contract.Event] exceeded the maximum length of event name(%d)", maxEventNameSize))
Expand Down
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