fix(termination) allow plugin to be added to a consumer

fixes Kong#2526

kong/plugins/request-termination/schema.lua

@@ -1,7 +1,6 @@
 local Errors = require "kong.dao.errors"
 
 return {
-  no_consumer = true,
   fields = {
     status_code = { type = "number", default = 503 },
     message = { type = "string" },

spec/03-plugins/27-request-termination/03-integration_spec.lua

@@ -0,0 +1,67 @@
+local helpers = require "spec.helpers"
+
+describe("Plugin: request-termination (integration)", function()
+  local client, admin_client
+  local consumer1
+
+  setup(function()
+    assert(helpers.dao.apis:insert {
+      name = "api-1",
+      hosts = { "api1.request-termination.com" },
+      upstream_url = "http://mockbin.com"
+    })
+    assert(helpers.dao.plugins:insert {
+      name = "key-auth",
+    })
+    consumer1 = assert(helpers.dao.consumers:insert {
+      username = "bob"
+    })
+    assert(helpers.dao.keyauth_credentials:insert {
+      key = "kong",
+      consumer_id = consumer1.id
+    })
+
+
+    assert(helpers.start_kong())
+    client = helpers.proxy_client()
+    admin_client = helpers.admin_client()
+  end)
+
+  teardown(function()
+    if client and admin_client then
+      client:close()
+      admin_client:close()
+    end
+    helpers.stop_kong()
+  end)
+
+
+  it("can be applied on a consumer", function()
+    -- add the plugin to a consumer
+    local res = assert(admin_client:send {
+      method = "POST",
+      path = "/plugins",
+      headers = {
+        ["Content-type"] = "application/json",
+      },
+      body = {
+        name = "request-termination",
+        consumer_id = consumer1.id,
+      },
+    })
+    assert.response(res).has.status(201)
+
+    -- verify access being blocked
+    res = assert(client:send {
+      method = "GET",
+      path = "/request",
+      headers = {
+        ["Host"] = "api1.request-termination.com",
+        ["apikey"] = "kong",
+      },
+    })
+    assert.response(res).has.status(503)
+    local body = assert.response(res).has.jsonbody()
+    assert.same({ message = "Service unavailable" }, body)
+  end)
+end)