mirror of
https://github.com/prometheus/prometheus.git
synced 2024-09-20 07:47:31 -07:00
78411d5e8b
SD Managers take over responsibility for SD metrics registration --------- Signed-off-by: Paulin Todev <paulin.todev@gmail.com> Signed-off-by: Björn Rabenstein <github@rabenste.in> Co-authored-by: Björn Rabenstein <github@rabenste.in>
241 lines
9 KiB
Go
241 lines
9 KiB
Go
// Copyright 2021 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 puppetdb
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
"fmt"
|
|
"net/http"
|
|
"net/http/httptest"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/go-kit/log"
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
"github.com/prometheus/common/config"
|
|
"github.com/prometheus/common/model"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
"github.com/prometheus/prometheus/discovery"
|
|
"github.com/prometheus/prometheus/discovery/targetgroup"
|
|
)
|
|
|
|
func mockServer(t *testing.T) *httptest.Server {
|
|
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
var request struct {
|
|
Query string `json:"query"`
|
|
}
|
|
err := json.NewDecoder(r.Body).Decode(&request)
|
|
if err != nil {
|
|
w.WriteHeader(http.StatusBadRequest)
|
|
return
|
|
}
|
|
http.ServeFile(w, r, "fixtures/"+request.Query+".json")
|
|
}))
|
|
t.Cleanup(ts.Close)
|
|
return ts
|
|
}
|
|
|
|
func TestPuppetSlashInURL(t *testing.T) {
|
|
tests := map[string]string{
|
|
"https://puppetserver": "https://puppetserver/pdb/query/v4",
|
|
"https://puppetserver/": "https://puppetserver/pdb/query/v4",
|
|
"http://puppetserver:8080/": "http://puppetserver:8080/pdb/query/v4",
|
|
"http://puppetserver:8080": "http://puppetserver:8080/pdb/query/v4",
|
|
}
|
|
|
|
for serverURL, apiURL := range tests {
|
|
cfg := SDConfig{
|
|
HTTPClientConfig: config.DefaultHTTPClientConfig,
|
|
URL: serverURL,
|
|
Query: "vhosts", // This is not a valid PuppetDB query, but it is used by the mock.
|
|
Port: 80,
|
|
RefreshInterval: model.Duration(30 * time.Second),
|
|
}
|
|
|
|
reg := prometheus.NewRegistry()
|
|
refreshMetrics := discovery.NewRefreshMetrics(reg)
|
|
metrics := cfg.NewDiscovererMetrics(reg, refreshMetrics)
|
|
require.NoError(t, metrics.Register())
|
|
|
|
d, err := NewDiscovery(&cfg, log.NewNopLogger(), metrics)
|
|
require.NoError(t, err)
|
|
require.Equal(t, apiURL, d.url)
|
|
|
|
metrics.Unregister()
|
|
}
|
|
}
|
|
|
|
func TestPuppetDBRefresh(t *testing.T) {
|
|
ts := mockServer(t)
|
|
|
|
cfg := SDConfig{
|
|
HTTPClientConfig: config.DefaultHTTPClientConfig,
|
|
URL: ts.URL,
|
|
Query: "vhosts", // This is not a valid PuppetDB query, but it is used by the mock.
|
|
Port: 80,
|
|
RefreshInterval: model.Duration(30 * time.Second),
|
|
}
|
|
|
|
reg := prometheus.NewRegistry()
|
|
refreshMetrics := discovery.NewRefreshMetrics(reg)
|
|
metrics := cfg.NewDiscovererMetrics(reg, refreshMetrics)
|
|
require.NoError(t, metrics.Register())
|
|
|
|
d, err := NewDiscovery(&cfg, log.NewNopLogger(), metrics)
|
|
require.NoError(t, err)
|
|
|
|
ctx := context.Background()
|
|
tgs, err := d.refresh(ctx)
|
|
require.NoError(t, err)
|
|
|
|
expectedTargets := []*targetgroup.Group{
|
|
{
|
|
Targets: []model.LabelSet{
|
|
{
|
|
model.AddressLabel: model.LabelValue("edinburgh.example.com:80"),
|
|
model.LabelName("__meta_puppetdb_query"): model.LabelValue("vhosts"),
|
|
model.LabelName("__meta_puppetdb_certname"): model.LabelValue("edinburgh.example.com"),
|
|
model.LabelName("__meta_puppetdb_environment"): model.LabelValue("prod"),
|
|
model.LabelName("__meta_puppetdb_exported"): model.LabelValue("false"),
|
|
model.LabelName("__meta_puppetdb_file"): model.LabelValue("/etc/puppetlabs/code/environments/prod/modules/upstream/apache/manifests/init.pp"),
|
|
model.LabelName("__meta_puppetdb_resource"): model.LabelValue("49af83866dc5a1518968b68e58a25319107afe11"),
|
|
model.LabelName("__meta_puppetdb_tags"): model.LabelValue(",roles::hypervisor,apache,apache::vhost,class,default-ssl,profile_hypervisor,vhost,profile_apache,hypervisor,__node_regexp__edinburgh,roles,node,"),
|
|
model.LabelName("__meta_puppetdb_title"): model.LabelValue("default-ssl"),
|
|
model.LabelName("__meta_puppetdb_type"): model.LabelValue("Apache::Vhost"),
|
|
},
|
|
},
|
|
Source: ts.URL + "/pdb/query/v4?query=vhosts",
|
|
},
|
|
}
|
|
require.Equal(t, expectedTargets, tgs)
|
|
|
|
metrics.Unregister()
|
|
}
|
|
|
|
func TestPuppetDBRefreshWithParameters(t *testing.T) {
|
|
ts := mockServer(t)
|
|
|
|
cfg := SDConfig{
|
|
HTTPClientConfig: config.DefaultHTTPClientConfig,
|
|
URL: ts.URL,
|
|
Query: "vhosts", // This is not a valid PuppetDB query, but it is used by the mock.
|
|
Port: 80,
|
|
IncludeParameters: true,
|
|
RefreshInterval: model.Duration(30 * time.Second),
|
|
}
|
|
|
|
reg := prometheus.NewRegistry()
|
|
refreshMetrics := discovery.NewRefreshMetrics(reg)
|
|
metrics := cfg.NewDiscovererMetrics(reg, refreshMetrics)
|
|
require.NoError(t, metrics.Register())
|
|
|
|
d, err := NewDiscovery(&cfg, log.NewNopLogger(), metrics)
|
|
require.NoError(t, err)
|
|
|
|
ctx := context.Background()
|
|
tgs, err := d.refresh(ctx)
|
|
require.NoError(t, err)
|
|
|
|
expectedTargets := []*targetgroup.Group{
|
|
{
|
|
Targets: []model.LabelSet{
|
|
{
|
|
model.AddressLabel: model.LabelValue("edinburgh.example.com:80"),
|
|
model.LabelName("__meta_puppetdb_query"): model.LabelValue("vhosts"),
|
|
model.LabelName("__meta_puppetdb_certname"): model.LabelValue("edinburgh.example.com"),
|
|
model.LabelName("__meta_puppetdb_environment"): model.LabelValue("prod"),
|
|
model.LabelName("__meta_puppetdb_exported"): model.LabelValue("false"),
|
|
model.LabelName("__meta_puppetdb_file"): model.LabelValue("/etc/puppetlabs/code/environments/prod/modules/upstream/apache/manifests/init.pp"),
|
|
model.LabelName("__meta_puppetdb_parameter_access_log"): model.LabelValue("true"),
|
|
model.LabelName("__meta_puppetdb_parameter_access_log_file"): model.LabelValue("ssl_access_log"),
|
|
model.LabelName("__meta_puppetdb_parameter_buckets"): model.LabelValue("0,2,5"),
|
|
model.LabelName("__meta_puppetdb_parameter_coordinates"): model.LabelValue("60.13464726551357,-2.0513768021728893"),
|
|
model.LabelName("__meta_puppetdb_parameter_docroot"): model.LabelValue("/var/www/html"),
|
|
model.LabelName("__meta_puppetdb_parameter_ensure"): model.LabelValue("absent"),
|
|
model.LabelName("__meta_puppetdb_parameter_labels_alias"): model.LabelValue("edinburgh"),
|
|
model.LabelName("__meta_puppetdb_parameter_options"): model.LabelValue("Indexes,FollowSymLinks,MultiViews"),
|
|
model.LabelName("__meta_puppetdb_parameter_pi"): model.LabelValue("3.141592653589793"),
|
|
model.LabelName("__meta_puppetdb_parameter_port"): model.LabelValue("22"),
|
|
model.LabelName("__meta_puppetdb_resource"): model.LabelValue("49af83866dc5a1518968b68e58a25319107afe11"),
|
|
model.LabelName("__meta_puppetdb_tags"): model.LabelValue(",roles::hypervisor,apache,apache::vhost,class,default-ssl,profile_hypervisor,vhost,profile_apache,hypervisor,__node_regexp__edinburgh,roles,node,"),
|
|
model.LabelName("__meta_puppetdb_title"): model.LabelValue("default-ssl"),
|
|
model.LabelName("__meta_puppetdb_type"): model.LabelValue("Apache::Vhost"),
|
|
},
|
|
},
|
|
Source: ts.URL + "/pdb/query/v4?query=vhosts",
|
|
},
|
|
}
|
|
require.Equal(t, expectedTargets, tgs)
|
|
|
|
metrics.Unregister()
|
|
}
|
|
|
|
func TestPuppetDBInvalidCode(t *testing.T) {
|
|
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
w.WriteHeader(http.StatusBadRequest)
|
|
}))
|
|
|
|
t.Cleanup(ts.Close)
|
|
|
|
cfg := SDConfig{
|
|
HTTPClientConfig: config.DefaultHTTPClientConfig,
|
|
URL: ts.URL,
|
|
RefreshInterval: model.Duration(30 * time.Second),
|
|
}
|
|
|
|
reg := prometheus.NewRegistry()
|
|
refreshMetrics := discovery.NewRefreshMetrics(reg)
|
|
metrics := cfg.NewDiscovererMetrics(reg, refreshMetrics)
|
|
require.NoError(t, metrics.Register())
|
|
|
|
d, err := NewDiscovery(&cfg, log.NewNopLogger(), metrics)
|
|
require.NoError(t, err)
|
|
|
|
ctx := context.Background()
|
|
_, err = d.refresh(ctx)
|
|
require.EqualError(t, err, "server returned HTTP status 400 Bad Request")
|
|
|
|
metrics.Unregister()
|
|
}
|
|
|
|
func TestPuppetDBInvalidFormat(t *testing.T) {
|
|
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
fmt.Fprintln(w, "{}")
|
|
}))
|
|
|
|
t.Cleanup(ts.Close)
|
|
|
|
cfg := SDConfig{
|
|
HTTPClientConfig: config.DefaultHTTPClientConfig,
|
|
URL: ts.URL,
|
|
RefreshInterval: model.Duration(30 * time.Second),
|
|
}
|
|
|
|
reg := prometheus.NewRegistry()
|
|
refreshMetrics := discovery.NewRefreshMetrics(reg)
|
|
metrics := cfg.NewDiscovererMetrics(reg, refreshMetrics)
|
|
require.NoError(t, metrics.Register())
|
|
|
|
d, err := NewDiscovery(&cfg, log.NewNopLogger(), metrics)
|
|
require.NoError(t, err)
|
|
|
|
ctx := context.Background()
|
|
_, err = d.refresh(ctx)
|
|
require.EqualError(t, err, "unsupported content type text/plain; charset=utf-8")
|
|
|
|
metrics.Unregister()
|
|
}
|