openresty常量

HTTP 方法常量
ngx.HTTP_GET
ngx.HTTP_HEAD
ngx.HTTP_PUT
ngx.HTTP_POST
ngx.HTTP_DELETE
ngx.HTTP_OPTIONS (v0.5.0rc24 版本加入)
ngx.HTTP_MKCOL (v0.8.2 版本加入)
ngx.HTTP_COPY (v0.8.2 版本加入)
ngx.HTTP_MOVE (v0.8.2 版本加入)
ngx.HTTP_PROPFIND (v0.8.2 版本加入)
ngx.HTTP_PROPPATCH (v0.8.2 版本加入)
ngx.HTTP_LOCK (v0.8.2 版本加入)
ngx.HTTP_UNLOCK (v0.8.2 版本加入)
ngx.HTTP_PATCH (v0.8.2 版本加入)
ngx.HTTP_TRACE (v0.8.2 版本加入)

HTTP 状态常量
value = ngx.HTTP_OK (200)
value = ngx.HTTP_CREATED (201)
value = ngx.HTTP_SPECIAL_RESPONSE (300)
value = ngx.HTTP_MOVED_PERMANENTLY (301)
value = ngx.HTTP_MOVED_TEMPORARILY (302)
value = ngx.HTTP_SEE_OTHER (303)
value = ngx.HTTP_NOT_MODIFIED (304)
value = ngx.HTTP_BAD_REQUEST (400)
value = ngx.HTTP_UNAUTHORIZED (401)
value = ngx.HTTP_FORBIDDEN (403)
value = ngx.HTTP_NOT_FOUND (404)
value = ngx.HTTP_NOT_ALLOWED (405)
value = ngx.HTTP_GONE (410)
value = ngx.HTTP_INTERNAL_SERVER_ERROR (500)
value = ngx.HTTP_METHOD_NOT_IMPLEMENTED (501)
value = ngx.HTTP_SERVICE_UNAVAILABLE (503)
value = ngx.HTTP_GATEWAY_TIMEOUT (504) (v0.3.1rc38 版本加入)

日志级别常量
ngx.STDERR
ngx.EMERG
ngx.ALERT
ngx.CRIT
ngx.ERR
ngx.WARN
ngx.NOTICE
ngx.INFO
ngx.DEBUG