vaibhavsw commented on issue #7907:
URL: https://github.com/apache/apisix/issues/7907#issuecomment-1246172738
I tried implementing
```JSON
"serverless-pre-function": {
"disable": false,
"functions": [
"return function(conf, ctx)
httpc:request_uri(\"http://host.docker.internal:9191/health\";); end"
],
"phase": "before_proxy"
}
```
and I got the below error in the error console:
```bash
2022/09/14 02:52:47 [error] 45#45: *275474 lua entry thread aborted: runtime
error: [string "return function(conf, ctx) httpc:request_uri(..."]:1: attempt
to index global 'httpc' (a nil value)
stack traceback:
coroutine 0:
[string "return function(conf, ctx) httpc:request_uri(..."]: in
function 'func'
/usr/local/apisix/apisix/plugins/serverless/init.lua:84: in function
'phase_func'
/usr/local/apisix/apisix/plugin.lua:897: in function 'common_phase'
/usr/local/apisix/apisix/init.lua:555: in function 'http_access_phase'
access_by_lua(nginx.conf:284):2: in main chunk, client: 172.18.0.1,
server: _, request: "GET /dbt/actuator/health HTTP/1.1", host: "127.0.0.1:9080"
```
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