iGeeky commented on a change in pull request #1095: feature: Add wolf rbac
plugin
URL: https://github.com/apache/incubator-apisix/pull/1095#discussion_r373767106
##########
File path: lua/apisix/plugins/wolf-rbac.lua
##########
@@ -0,0 +1,380 @@
+
+local core = require("apisix.core")
+local ck = require("resty.cookie")
+local consumer = require("apisix.consumer")
+local json = require("apisix.core.json")
+local ngx_re = require("ngx.re")
+local cjson = require("cjson")
+local http = require("resty.http")
+local ipairs = ipairs
+local ngx = ngx
+local ngx_time = ngx.time
+local plugin_name = "wolf-rbac"
+
+
+local schema = {
+ type = "object",
+ properties = {
+ appid = {type = "string"},
+ server = { type = 'string'},
+ }
+}
+
+
+local _M = {
+ version = 0.1,
+ priority = 2555,
+ type = 'auth',
+ name = plugin_name,
+ schema = schema,
+}
+
+
+local create_consume_cache
+do
+ local consumer_ids = {}
+
+ function create_consume_cache(consumers)
+ core.table.clear(consumer_ids)
+
+ for _, consumer in ipairs(consumers.nodes) do
+ core.log.info("consumer node: ", core.json.delay_encode(consumer))
+ consumer_ids[consumer.auth_conf.appid] = consumer
+ end
+
+ return consumer_ids
+ end
+
+end -- do
+
+local token_version = 'V1'
+local function create_rbac_token(appid, wolf_token)
+ return token_version .. "#" .. appid .. "#" .. wolf_token
+end
+
+local function parse_rbac_token(rbac_token)
+ local res, err = ngx_re.split(rbac_token, "#", nil, nil, 3)
+ if not res then
+ return { err=err}
+ end
+
+ if res[1] ~= token_version then
+ return { err='invalid rbac token: version'}
+ end
+ local appid = res[2]
+ local wolf_token = res[3]
+
+ return {appid = appid, wolf_token = wolf_token}
+end
+
+local function new_headers()
+ local t = {}
+ local lt = {}
+ local _mt = {
+ __index = function(t, k)
+ return rawget(lt, string.lower(k))
+ end,
+ __newindex = function(t, k, v)
+ rawset(t, k, v)
+ rawset(lt, string.lower(k), v)
+ end,
+ }
+ return setmetatable(t, _mt)
+end
+
+-- timeout in ms
+local function http_req(method, uri, body, myheaders, timeout)
+ if myheaders == nil then myheaders = new_headers() end
+
+ local httpc = http.new()
+ if timeout then
+ httpc:set_timeout(timeout)
+ end
+
+ local params = {method = method, headers = myheaders, body=body,
ssl_verify=false}
+ local res, err = httpc:request_uri(uri, params)
+ if err then
+ core.log.error("FAIL REQUEST [
",core.json.delay_encode({method=method, uri=uri, body=body,
headers=myheaders}), " ] failed! res is nil, err:", err)
+ return nil, err
+ end
+
+ return res
+end
+
+local function http_get(uri, myheaders, timeout)
+ return http_req("GET", uri, nil, myheaders, timeout)
+end
+
+local function http_post(uri, body, myheaders, timeout)
+ return http_req("POST", uri, body, myheaders, timeout)
+end
+
+local function http_put(uri, body, myheaders, timeout)
+ return http_req("PUT", uri, body, myheaders, timeout)
+end
+
+function _M.check_schema(conf)
+ core.log.info("input conf: ", core.json.delay_encode(conf))
+
+ local ok, err = core.schema.check(schema, conf)
+ if not ok then
+ return false, err
+ end
+
+ if not conf.appid then
Review comment:
Done
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