Firstsawyou commented on issue #3390:
URL: https://github.com/apache/apisix/issues/3390#issuecomment-765225039
> > > Configure `location ~* /service_a/(.*)\.(png|jpg|js|css)$` in apisix,
can it solve your problem?
> >
> >
> > this is not a best way in APISIX. we can use the Route + proxy cache
plugin to implement this feature.
> > Route: match the request `/service_a/(.*)\.(png|jpg|js|css)$`
> > Proxy-cache plugin: implement the proxy and cache file.
>
> can not match any route
>
> route config
>
> ```
> {
> "id": "1",
> "name": "static_cache",
> "plugins": {
> "proxy-cache": {
> "cache_zone": "disk_cache_one",
> "cache_key": ["$host", "$uri", "$is_args", "$args"],
> "cache_bypass": ["$arg_bypass"],
> "cache_method": ["GET"],
> "cache_http_status": [200],
> "hide_cache_headers": true,
> "no_cache": ["$arg_test"]
> }
> },
> "upstream_id": "1",
> "uris": ["/service_a/(.*)\\.(png|jpg|js|css)$"]
> }
> ```
>
> debug log
>
> ```
> 2021/01/22 13:52:53 [info] 39#39: *4987 [lua] init.lua:387:
http_access_phase(): not find any matched route, client: 10.0.0.3, server: ,
request: "GET /service_a/111.png HTTP/1.1", host: "10.1.2.2:9081"
> ```
There is an extra `\` in this `/service_a/(.*)\\.(png|jpg|js|css)$` uris,
which should look like this: `/service_a/(.*)\.(png|jpg|js|css)$`
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