created scripts folder

2026-08-23 13:36:29 +00:00 · 2021-04-23 08:40:29 +02:00
parent 8c123f1672
commit 00419f7cc7
6 changed files with 548 additions and 0 deletions
@@ -0,0 +1,116 @@
+local https = require "ssl.https"
+local ltn12 = require "ltn12"
+local json = require 'lunajson'
+local redis = require "resty.redis"
+local incr = 0
+
+if os.getenv("KUBERNETES_SERVICE_HOST") then
+  k8s_url = "https://" .. os.getenv("KUBERNETES_SERVICE_HOST") .. ":" .. os.getenv("KUBERNETES_SERVICE_PORT_HTTPS")
+else
+  k8s_url = os.getenv("ENDPOINT")
+end
+
+local token = os.getenv("TOKEN")
+local arg = ngx.req.get_uri_args()
+local namespace = arg['namespace']
+local decoded = nil
+local action = arg['action']
+local url = ''
+local pods = {}
+local method = 'GET'
+local pods_not_found = true;
+
+ngx.header['Access-Control-Allow-Origin'] = '*'
+ngx.header['Access-Control-Allow-Methods'] = 'GET, POST, OPTIONS'
+ngx.header['Access-Control-Allow-Headers'] = 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range'
+ngx.header['Access-Control-Expose-Headers'] = 'Content-Length,Content-Range';
+
+
+if action == "delete" then
+  local red = redis:new()
+  local okredis, errredis = red:connect("unix:/tmp/redis.sock")
+
+  if okredis then
+    ngx.log(ngx.ERR, "Connection to Redis is ok")
+  else
+    ngx.log(ngx.ERR, "Connection to Redis is not ok")
+    ngx.log(ngx.ERR, errredis)
+  end
+  -- Count the total of deleted pods
+
+  -- Count the total of deleted pods for namespace
+  local res, err = red:get("deleted_pods_total_on_" .. namespace)
+
+  if res == ngx.null then
+    red:set("deleted_pods_total_on_" .. namespace, 1)
+  else
+    incr = res + 1
+    red:set("deleted_pods_total_on_" .. namespace, incr)
+  end
+end
+
+
+if action == "list" then
+  url = k8s_url.. "/api/v1/namespaces/" .. namespace  .. "/pods"
+
+elseif action == "delete" then
+  local pod_name = arg['pod_name']
+  url = k8s_url.. "/api/v1/namespaces/" .. namespace  .. "/pods/" .. pod_name
+  method = "DELETE"
+
+else
+  ngx.say("Please set the parameter 'action'")
+  ngx.exit(ngx.OK)
+end
+
+--ngx.log(ngx.ERR, "token: " .. token)
+ngx.log(ngx.ERR, "url: " .. url)
+ngx.log(ngx.ERR, "namespace: " .. namespace)
+
+local headers = {
+  ["Accept"] = "application/json",
+  ["Content-Type"] = "application/json",
+  ["Authorization"] = "Bearer " .. token,
+}
+
+local resp = {}
+
+local ok, statusCode, headers, statusText = https.request{
+  url = url,
+  headers = headers,
+  method = method,
+  sink = ltn12.sink.table(resp)
+}
+
+ngx.log(ngx.ERR, "REQUEST LOGS...")
+ngx.log(ngx.ERR, ok)
+ngx.log(ngx.ERR, statusCode)
+ngx.log(ngx.ERR, statusText)
+
+if action == "list" then
+  local i = 1
+  pods["items"] = {}
+  for k,v in ipairs(resp) do
+    decoded = json.decode(v)
+    if decoded["kind"] == "PodList" then
+      for k2,v2 in ipairs(decoded["items"]) do
+        if v2["status"]["phase"] == "Running" and v2["metadata"]["labels"]["approle"] ~= "chaosnode" then
+          ngx.log(ngx.ERR, "found pod " .. v2["metadata"]["name"])
+          pods["items"][i] = v2["metadata"]["name"]
+          i = i + 1
+          pods_not_found = false;
+        end
+      end
+    end
+  end
+
+  if pods_not_found then
+    ngx.log(ngx.ERR, "No pods found into the namespace " .. namespace)
+    ngx.say("{\"items\": []}")
+  else
+    ngx.say(json.encode(pods))
+  end
+
+elseif action == "delete" then
+  ngx.say(table.concat(resp))
+end