mirror of
https://github.com/prometheus/prometheus.git
synced 2024-11-14 17:44:06 -08:00
120 lines
3.2 KiB
Go
120 lines
3.2 KiB
Go
// Copyright 2020 The Prometheus Authors
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package moby
|
|
|
|
import (
|
|
"crypto/sha1"
|
|
"encoding/base64"
|
|
"net/http"
|
|
"net/http/httptest"
|
|
"os"
|
|
"path/filepath"
|
|
"strings"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/require"
|
|
"gopkg.in/yaml.v2"
|
|
|
|
"github.com/prometheus/prometheus/util/strutil"
|
|
)
|
|
|
|
// SDMock is the interface for the DigitalOcean mock.
|
|
type SDMock struct {
|
|
t *testing.T
|
|
Server *httptest.Server
|
|
Mux *http.ServeMux
|
|
directory string
|
|
calls map[string]int
|
|
}
|
|
|
|
// NewSDMock returns a new SDMock.
|
|
func NewSDMock(t *testing.T, directory string) *SDMock {
|
|
return &SDMock{
|
|
t: t,
|
|
directory: directory,
|
|
calls: make(map[string]int),
|
|
}
|
|
}
|
|
|
|
// Endpoint returns the URI to the mock server.
|
|
func (m *SDMock) Endpoint() string {
|
|
return m.Server.URL + "/"
|
|
}
|
|
|
|
// Setup creates the mock server.
|
|
func (m *SDMock) Setup() {
|
|
m.Mux = http.NewServeMux()
|
|
m.Server = httptest.NewServer(m.Mux)
|
|
m.t.Cleanup(m.Server.Close)
|
|
m.SetupHandlers()
|
|
}
|
|
|
|
// HandleNodesList mocks nodes list.
|
|
func (m *SDMock) SetupHandlers() {
|
|
headers := make(map[string]string)
|
|
rawHeaders, err := os.ReadFile(filepath.Join("testdata", m.directory, "headers.yml"))
|
|
require.NoError(m.t, err)
|
|
yaml.Unmarshal(rawHeaders, &headers)
|
|
|
|
prefix := "/"
|
|
if v, ok := headers["Api-Version"]; ok {
|
|
prefix += "v" + v + "/"
|
|
}
|
|
|
|
for _, path := range []string{"_ping", "networks/", "services/", "nodes/", "nodes", "services", "tasks", "containers/"} {
|
|
p := path
|
|
handler := prefix + p
|
|
if p == "_ping" {
|
|
handler = "/" + p
|
|
}
|
|
m.Mux.HandleFunc(handler, func(w http.ResponseWriter, r *http.Request) {
|
|
// The discovery should only call each API endpoint once.
|
|
m.calls[r.RequestURI]++
|
|
if m.calls[r.RequestURI] != 1 {
|
|
w.WriteHeader(http.StatusTooManyRequests)
|
|
return
|
|
}
|
|
for k, v := range headers {
|
|
w.Header().Add(k, v)
|
|
}
|
|
parts := strings.Split(r.RequestURI, "/")
|
|
var f string
|
|
if strings.HasSuffix(p, "/") {
|
|
f = filepath.Join(p[:len(p)-1], strutil.SanitizeLabelName(parts[len(parts)-1]))
|
|
} else {
|
|
query := strings.Split(parts[len(parts)-1], "?")
|
|
f = query[0] + ".json"
|
|
if len(query) == 2 {
|
|
h := sha1.New()
|
|
h.Write([]byte(query[1]))
|
|
// Avoing long filenames for Windows.
|
|
f += "__" + base64.URLEncoding.EncodeToString(h.Sum(nil))[:10]
|
|
}
|
|
}
|
|
if response, err := os.ReadFile(filepath.Join("testdata", m.directory, f+".json")); err == nil {
|
|
w.Header().Add("content-type", "application/json")
|
|
w.WriteHeader(http.StatusOK)
|
|
w.Write(response)
|
|
return
|
|
}
|
|
if response, err := os.ReadFile(filepath.Join("testdata", m.directory, f)); err == nil {
|
|
w.WriteHeader(http.StatusOK)
|
|
w.Write(response)
|
|
return
|
|
}
|
|
w.WriteHeader(http.StatusInternalServerError)
|
|
})
|
|
}
|
|
}
|