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bugfix and extend ai log #1576

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Merged
merged 1 commit into from
Dec 9, 2024
Merged

bugfix and extend ai log #1576

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32 changes: 22 additions & 10 deletions plugins/wasm-go/extensions/ai-security-guard/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -305,7 +305,12 @@ func onHttpRequestBody(ctx wrapper.HttpContext, config AISecurityConfig, body []
}
ctx.DontReadResponseBody()
config.incrementCounter("ai_sec_request_deny", 1)
proxywasm.ResumeHttpRequest()
ctx.SetUserAttribute("safecheck_status", "request deny")
if response.Data.Advice != nil {
ctx.SetUserAttribute("safecheck_riskLabel", response.Data.Result[0].Label)
ctx.SetUserAttribute("safecheck_riskWords", response.Data.Result[0].RiskWords)
}
ctx.WriteUserAttributeToLogWithKey(wrapper.AILogKey)
}
singleCall = func() {
timestamp := time.Now().UTC().Format("2006-01-02T15:04:05Z")
Expand Down Expand Up @@ -385,6 +390,11 @@ func onHttpResponseHeaders(ctx wrapper.HttpContext, config AISecurityConfig, log
return types.ActionContinue
}
hdsMap := convertHeaders(headers)
if !strings.Contains(strings.Join(hdsMap[":status"], ";"), "200") {
log.Debugf("response is not 200, skip response body check")
ctx.DontReadResponseBody()
return types.ActionContinue
}
ctx.SetContext("headers", hdsMap)
return types.HeaderStopIteration
}
Expand Down Expand Up @@ -436,22 +446,24 @@ func onHttpResponseBody(ctx wrapper.HttpContext, config AISecurityConfig, body [
denyMessage = response.Data.Advice[0].Answer
}
marshalledDenyMessage := marshalStr(denyMessage, log)
var jsonData []byte
if config.protocolOriginal {
jsonData = []byte(marshalledDenyMessage)
proxywasm.SendHttpResponse(uint32(config.denyCode), [][2]string{{"content-type", "application/json"}}, []byte(marshalledDenyMessage), -1)
} else if isStreamingResponse {
randomID := generateRandomID()
jsonData = []byte(fmt.Sprintf(OpenAIStreamResponseFormat, randomID, model, marshalledDenyMessage, randomID, model))
jsonData := []byte(fmt.Sprintf(OpenAIStreamResponseFormat, randomID, model, marshalledDenyMessage, randomID, model))
proxywasm.SendHttpResponse(uint32(config.denyCode), [][2]string{{"content-type", "text/event-stream;charset=UTF-8"}}, jsonData, -1)
} else {
randomID := generateRandomID()
jsonData = []byte(fmt.Sprintf(OpenAIResponseFormat, randomID, model, marshalledDenyMessage))
jsonData := []byte(fmt.Sprintf(OpenAIResponseFormat, randomID, model, marshalledDenyMessage))
proxywasm.SendHttpResponse(uint32(config.denyCode), [][2]string{{"content-type", "application/json"}}, jsonData, -1)
}
delete(hdsMap, "content-length")
hdsMap[":status"] = []string{fmt.Sprint(config.denyCode)}
proxywasm.ReplaceHttpResponseHeaders(reconvertHeaders(hdsMap))
proxywasm.ReplaceHttpResponseBody(jsonData)
config.incrementCounter("ai_sec_response_deny", 1)
proxywasm.ResumeHttpResponse()
ctx.SetUserAttribute("safecheck_status", "response deny")
if response.Data.Advice != nil {
ctx.SetUserAttribute("safecheck_riskLabel", response.Data.Result[0].Label)
ctx.SetUserAttribute("safecheck_riskWords", response.Data.Result[0].RiskWords)
}
ctx.WriteUserAttributeToLogWithKey(wrapper.AILogKey)
}
singleCall = func() {
timestamp := time.Now().UTC().Format("2006-01-02T15:04:05Z")
Expand Down
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