summaryrefslogtreecommitdiff
path: root/spec/controllers/health_check_controller_spec.rb
blob: e7abe1ba78d33ce671c88a96482f3ffa4e2c32e1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
require 'spec_helper'

describe HealthCheckController do
  include StubENV

  let(:json_response) { JSON.parse(response.body) }
  let(:xml_response) { Hash.from_xml(response.body)['hash'] }
  let(:token) { current_application_settings.health_check_access_token }
  let(:whitelisted_ip) { '127.0.0.1' }
  let(:not_whitelisted_ip) { '127.0.0.2' }

  before do
    allow(Settings.monitoring).to receive(:ip_whitelist).and_return([whitelisted_ip])
    stub_env('IN_MEMORY_APPLICATION_SETTINGS', 'false')
  end

  describe 'GET #index' do
    context 'when services are up but accessed from outside whitelisted ips' do
      before do
        allow(Gitlab::RequestContext).to receive(:client_ip).and_return(not_whitelisted_ip)
      end

      it 'returns a not found page' do
        get :index

        expect(response).to be_not_found
      end

      context 'when services are accessed with token' do
        it 'supports passing the token in the header' do
          request.headers['TOKEN'] = token

          get :index

          expect(response).to be_success
          expect(response.content_type).to eq 'text/plain'
        end

        it 'supports successful plaintest response' do
          get :index, token: token

          expect(response).to be_success
          expect(response.content_type).to eq 'text/plain'
        end
      end
    end

    context 'when services are up and accessed from whitelisted ips' do
      let(:ip) { '127.0.0.1' }

      before do
        allow(Gitlab::RequestContext).to receive(:client_ip).and_return(whitelisted_ip)
      end

      it 'supports successful plaintest response' do
        get :index

        expect(response).to be_success
        expect(response.content_type).to eq 'text/plain'
      end

      it 'supports successful json response' do
        get :index, format: :json

        expect(response).to be_success
        expect(response.content_type).to eq 'application/json'
        expect(json_response['healthy']).to be true
      end

      it 'supports successful xml response' do
        get :index, format: :xml

        expect(response).to be_success
        expect(response.content_type).to eq 'application/xml'
        expect(xml_response['healthy']).to be true
      end

      it 'supports successful responses for specific checks' do
        get :index, checks: 'email', format: :json

        expect(response).to be_success
        expect(response.content_type).to eq 'application/json'
        expect(json_response['healthy']).to be true
      end
    end

    context 'when a service is down but NO access token' do
      it 'returns a not found page' do
        get :index

        expect(response).to be_not_found
      end
    end

    context 'when a service is down and an endpoint is accessed from whitelisted ip' do
      before do
        allow(HealthCheck::Utils).to receive(:process_checks).with(['standard']).and_return('The server is on fire')
        allow(HealthCheck::Utils).to receive(:process_checks).with(['email']).and_return('Email is on fire')
        allow(Gitlab::RequestContext).to receive(:client_ip).and_return(whitelisted_ip)
      end

      it 'supports failure plaintest response' do
        get :index

        expect(response).to have_http_status(500)
        expect(response.content_type).to eq 'text/plain'
        expect(response.body).to include('The server is on fire')
      end

      it 'supports failure json response' do
        get :index, format: :json

        expect(response).to have_http_status(500)
        expect(response.content_type).to eq 'application/json'
        expect(json_response['healthy']).to be false
        expect(json_response['message']).to include('The server is on fire')
      end

      it 'supports failure xml response' do
        get :index, format: :xml

        expect(response).to have_http_status(500)
        expect(response.content_type).to eq 'application/xml'
        expect(xml_response['healthy']).to be false
        expect(xml_response['message']).to include('The server is on fire')
      end

      it 'supports failure responses for specific checks' do
        get :index, checks: 'email', format: :json

        expect(response).to have_http_status(500)
        expect(response.content_type).to eq 'application/json'
        expect(json_response['healthy']).to be false
        expect(json_response['message']).to include('Email is on fire')
      end
    end
  end
end