prometheus/config/config_test.go
Julien Pivotto 3509647462
Docker swarm: add filtering of services (#8074)
* Docker swarm: add filtering of services

Add filters on all docker swarm roles (nodes, tasks and services).

Signed-off-by: Julien Pivotto <roidelapluie@inuits.eu>
2020-11-09 12:41:02 +01:00

1069 lines
31 KiB
Go

// Copyright 2015 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 config
import (
"encoding/json"
"io/ioutil"
"net/url"
"path/filepath"
"regexp"
"testing"
"time"
"github.com/prometheus/common/config"
"github.com/prometheus/common/model"
"github.com/stretchr/testify/require"
"gopkg.in/yaml.v2"
"github.com/prometheus/prometheus/discovery"
"github.com/prometheus/prometheus/discovery/azure"
"github.com/prometheus/prometheus/discovery/consul"
"github.com/prometheus/prometheus/discovery/digitalocean"
"github.com/prometheus/prometheus/discovery/dns"
"github.com/prometheus/prometheus/discovery/dockerswarm"
"github.com/prometheus/prometheus/discovery/ec2"
"github.com/prometheus/prometheus/discovery/eureka"
"github.com/prometheus/prometheus/discovery/file"
"github.com/prometheus/prometheus/discovery/hetzner"
"github.com/prometheus/prometheus/discovery/kubernetes"
"github.com/prometheus/prometheus/discovery/marathon"
"github.com/prometheus/prometheus/discovery/openstack"
"github.com/prometheus/prometheus/discovery/targetgroup"
"github.com/prometheus/prometheus/discovery/triton"
"github.com/prometheus/prometheus/discovery/zookeeper"
"github.com/prometheus/prometheus/pkg/labels"
"github.com/prometheus/prometheus/pkg/relabel"
)
func mustParseURL(u string) *config.URL {
parsed, err := url.Parse(u)
if err != nil {
panic(err)
}
return &config.URL{URL: parsed}
}
var expectedConf = &Config{
GlobalConfig: GlobalConfig{
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
EvaluationInterval: model.Duration(30 * time.Second),
QueryLogFile: "",
ExternalLabels: labels.Labels{
{Name: "foo", Value: "bar"},
{Name: "monitor", Value: "codelab"},
},
},
RuleFiles: []string{
filepath.FromSlash("testdata/first.rules"),
filepath.FromSlash("testdata/my/*.rules"),
},
RemoteWriteConfigs: []*RemoteWriteConfig{
{
URL: mustParseURL("http://remote1/push"),
RemoteTimeout: model.Duration(30 * time.Second),
Name: "drop_expensive",
WriteRelabelConfigs: []*relabel.Config{
{
SourceLabels: model.LabelNames{"__name__"},
Separator: ";",
Regex: relabel.MustNewRegexp("expensive.*"),
Replacement: "$1",
Action: relabel.Drop,
},
},
QueueConfig: DefaultQueueConfig,
},
{
URL: mustParseURL("http://remote2/push"),
RemoteTimeout: model.Duration(30 * time.Second),
QueueConfig: DefaultQueueConfig,
Name: "rw_tls",
HTTPClientConfig: config.HTTPClientConfig{
TLSConfig: config.TLSConfig{
CertFile: filepath.FromSlash("testdata/valid_cert_file"),
KeyFile: filepath.FromSlash("testdata/valid_key_file"),
},
},
},
},
RemoteReadConfigs: []*RemoteReadConfig{
{
URL: mustParseURL("http://remote1/read"),
RemoteTimeout: model.Duration(1 * time.Minute),
ReadRecent: true,
Name: "default",
},
{
URL: mustParseURL("http://remote3/read"),
RemoteTimeout: model.Duration(1 * time.Minute),
ReadRecent: false,
Name: "read_special",
RequiredMatchers: model.LabelSet{"job": "special"},
HTTPClientConfig: config.HTTPClientConfig{
TLSConfig: config.TLSConfig{
CertFile: filepath.FromSlash("testdata/valid_cert_file"),
KeyFile: filepath.FromSlash("testdata/valid_key_file"),
},
},
},
},
ScrapeConfigs: []*ScrapeConfig{
{
JobName: "prometheus",
HonorLabels: true,
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
HTTPClientConfig: config.HTTPClientConfig{
BearerTokenFile: filepath.FromSlash("testdata/valid_token_file"),
},
ServiceDiscoveryConfigs: discovery.Configs{
&file.SDConfig{
Files: []string{"testdata/foo/*.slow.json", "testdata/foo/*.slow.yml", "testdata/single/file.yml"},
RefreshInterval: model.Duration(10 * time.Minute),
},
&file.SDConfig{
Files: []string{"testdata/bar/*.yaml"},
RefreshInterval: model.Duration(5 * time.Minute),
},
discovery.StaticConfig{
{
Targets: []model.LabelSet{
{model.AddressLabel: "localhost:9090"},
{model.AddressLabel: "localhost:9191"},
},
Labels: model.LabelSet{
"my": "label",
"your": "label",
},
Source: "0",
},
},
},
RelabelConfigs: []*relabel.Config{
{
SourceLabels: model.LabelNames{"job", "__meta_dns_name"},
TargetLabel: "job",
Separator: ";",
Regex: relabel.MustNewRegexp("(.*)some-[regex]"),
Replacement: "foo-${1}",
Action: relabel.Replace,
}, {
SourceLabels: model.LabelNames{"abc"},
TargetLabel: "cde",
Separator: ";",
Regex: relabel.DefaultRelabelConfig.Regex,
Replacement: relabel.DefaultRelabelConfig.Replacement,
Action: relabel.Replace,
}, {
TargetLabel: "abc",
Separator: ";",
Regex: relabel.DefaultRelabelConfig.Regex,
Replacement: "static",
Action: relabel.Replace,
}, {
TargetLabel: "abc",
Separator: ";",
Regex: relabel.MustNewRegexp(""),
Replacement: "static",
Action: relabel.Replace,
},
},
},
{
JobName: "service-x",
HonorTimestamps: true,
ScrapeInterval: model.Duration(50 * time.Second),
ScrapeTimeout: model.Duration(5 * time.Second),
SampleLimit: 1000,
HTTPClientConfig: config.HTTPClientConfig{
BasicAuth: &config.BasicAuth{
Username: "admin_name",
Password: "multiline\nmysecret\ntest",
},
},
MetricsPath: "/my_path",
Scheme: "https",
ServiceDiscoveryConfigs: discovery.Configs{
&dns.SDConfig{
Names: []string{
"first.dns.address.domain.com",
"second.dns.address.domain.com",
},
RefreshInterval: model.Duration(15 * time.Second),
Type: "SRV",
},
&dns.SDConfig{
Names: []string{
"first.dns.address.domain.com",
},
RefreshInterval: model.Duration(30 * time.Second),
Type: "SRV",
},
},
RelabelConfigs: []*relabel.Config{
{
SourceLabels: model.LabelNames{"job"},
Regex: relabel.MustNewRegexp("(.*)some-[regex]"),
Separator: ";",
Replacement: relabel.DefaultRelabelConfig.Replacement,
Action: relabel.Drop,
},
{
SourceLabels: model.LabelNames{"__address__"},
TargetLabel: "__tmp_hash",
Regex: relabel.DefaultRelabelConfig.Regex,
Replacement: relabel.DefaultRelabelConfig.Replacement,
Modulus: 8,
Separator: ";",
Action: relabel.HashMod,
},
{
SourceLabels: model.LabelNames{"__tmp_hash"},
Regex: relabel.MustNewRegexp("1"),
Separator: ";",
Replacement: relabel.DefaultRelabelConfig.Replacement,
Action: relabel.Keep,
},
{
Regex: relabel.MustNewRegexp("1"),
Separator: ";",
Replacement: relabel.DefaultRelabelConfig.Replacement,
Action: relabel.LabelMap,
},
{
Regex: relabel.MustNewRegexp("d"),
Separator: ";",
Replacement: relabel.DefaultRelabelConfig.Replacement,
Action: relabel.LabelDrop,
},
{
Regex: relabel.MustNewRegexp("k"),
Separator: ";",
Replacement: relabel.DefaultRelabelConfig.Replacement,
Action: relabel.LabelKeep,
},
},
MetricRelabelConfigs: []*relabel.Config{
{
SourceLabels: model.LabelNames{"__name__"},
Regex: relabel.MustNewRegexp("expensive_metric.*"),
Separator: ";",
Replacement: relabel.DefaultRelabelConfig.Replacement,
Action: relabel.Drop,
},
},
},
{
JobName: "service-y",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&consul.SDConfig{
Server: "localhost:1234",
Token: "mysecret",
Services: []string{"nginx", "cache", "mysql"},
ServiceTags: []string{"canary", "v1"},
NodeMeta: map[string]string{"rack": "123"},
TagSeparator: consul.DefaultSDConfig.TagSeparator,
Scheme: "https",
RefreshInterval: consul.DefaultSDConfig.RefreshInterval,
AllowStale: true,
TLSConfig: config.TLSConfig{
CertFile: filepath.FromSlash("testdata/valid_cert_file"),
KeyFile: filepath.FromSlash("testdata/valid_key_file"),
CAFile: filepath.FromSlash("testdata/valid_ca_file"),
InsecureSkipVerify: false,
},
},
},
RelabelConfigs: []*relabel.Config{
{
SourceLabels: model.LabelNames{"__meta_sd_consul_tags"},
Regex: relabel.MustNewRegexp("label:([^=]+)=([^,]+)"),
Separator: ",",
TargetLabel: "${1}",
Replacement: "${2}",
Action: relabel.Replace,
},
},
},
{
JobName: "service-z",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: model.Duration(10 * time.Second),
MetricsPath: "/metrics",
Scheme: "http",
HTTPClientConfig: config.HTTPClientConfig{
TLSConfig: config.TLSConfig{
CertFile: filepath.FromSlash("testdata/valid_cert_file"),
KeyFile: filepath.FromSlash("testdata/valid_key_file"),
},
BearerToken: "mysecret",
},
},
{
JobName: "service-kubernetes",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&kubernetes.SDConfig{
APIServer: kubernetesSDHostURL(),
Role: kubernetes.RoleEndpoint,
HTTPClientConfig: config.HTTPClientConfig{
BasicAuth: &config.BasicAuth{
Username: "myusername",
Password: "mysecret",
},
TLSConfig: config.TLSConfig{
CertFile: filepath.FromSlash("testdata/valid_cert_file"),
KeyFile: filepath.FromSlash("testdata/valid_key_file"),
},
},
NamespaceDiscovery: kubernetes.NamespaceDiscovery{},
},
},
},
{
JobName: "service-kubernetes-namespaces",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
HTTPClientConfig: config.HTTPClientConfig{
BasicAuth: &config.BasicAuth{
Username: "myusername",
PasswordFile: filepath.FromSlash("testdata/valid_password_file"),
},
},
ServiceDiscoveryConfigs: discovery.Configs{
&kubernetes.SDConfig{
APIServer: kubernetesSDHostURL(),
Role: kubernetes.RoleEndpoint,
NamespaceDiscovery: kubernetes.NamespaceDiscovery{
Names: []string{
"default",
},
},
},
},
},
{
JobName: "service-marathon",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&marathon.SDConfig{
Servers: []string{
"https://marathon.example.com:443",
},
RefreshInterval: model.Duration(30 * time.Second),
AuthToken: "mysecret",
HTTPClientConfig: config.HTTPClientConfig{
TLSConfig: config.TLSConfig{
CertFile: filepath.FromSlash("testdata/valid_cert_file"),
KeyFile: filepath.FromSlash("testdata/valid_key_file"),
},
},
},
},
},
{
JobName: "service-ec2",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&ec2.SDConfig{
Region: "us-east-1",
AccessKey: "access",
SecretKey: "mysecret",
Profile: "profile",
RefreshInterval: model.Duration(60 * time.Second),
Port: 80,
Filters: []*ec2.Filter{
{
Name: "tag:environment",
Values: []string{"prod"},
},
{
Name: "tag:service",
Values: []string{"web", "db"},
},
},
},
},
},
{
JobName: "service-azure",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&azure.SDConfig{
Environment: "AzurePublicCloud",
SubscriptionID: "11AAAA11-A11A-111A-A111-1111A1111A11",
TenantID: "BBBB222B-B2B2-2B22-B222-2BB2222BB2B2",
ClientID: "333333CC-3C33-3333-CCC3-33C3CCCCC33C",
ClientSecret: "mysecret",
AuthenticationMethod: "OAuth",
RefreshInterval: model.Duration(5 * time.Minute),
Port: 9100,
},
},
},
{
JobName: "service-nerve",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&zookeeper.NerveSDConfig{
Servers: []string{"localhost"},
Paths: []string{"/monitoring"},
Timeout: model.Duration(10 * time.Second),
},
},
},
{
JobName: "0123service-xxx",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
discovery.StaticConfig{
{
Targets: []model.LabelSet{
{model.AddressLabel: "localhost:9090"},
},
Source: "0",
},
},
},
},
{
JobName: "badfederation",
HonorTimestamps: false,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: "/federate",
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
discovery.StaticConfig{
{
Targets: []model.LabelSet{
{model.AddressLabel: "localhost:9090"},
},
Source: "0",
},
},
},
},
{
JobName: "測試",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
discovery.StaticConfig{
{
Targets: []model.LabelSet{
{model.AddressLabel: "localhost:9090"},
},
Source: "0",
},
},
},
},
{
JobName: "service-triton",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&triton.SDConfig{
Account: "testAccount",
Role: "container",
DNSSuffix: "triton.example.com",
Endpoint: "triton.example.com",
Port: 9163,
RefreshInterval: model.Duration(60 * time.Second),
Version: 1,
TLSConfig: config.TLSConfig{
CertFile: "testdata/valid_cert_file",
KeyFile: "testdata/valid_key_file",
},
},
},
},
{
JobName: "digitalocean-droplets",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&digitalocean.SDConfig{
HTTPClientConfig: config.HTTPClientConfig{
BearerToken: "abcdef",
},
Port: 80,
RefreshInterval: model.Duration(60 * time.Second),
},
},
},
{
JobName: "dockerswarm",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&dockerswarm.SDConfig{
Filters: []dockerswarm.Filter{},
Host: "http://127.0.0.1:2375",
Role: "nodes",
Port: 80,
RefreshInterval: model.Duration(60 * time.Second),
},
},
},
{
JobName: "service-openstack",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{&openstack.SDConfig{
Role: "instance",
Region: "RegionOne",
Port: 80,
Availability: "public",
RefreshInterval: model.Duration(60 * time.Second),
TLSConfig: config.TLSConfig{
CAFile: "testdata/valid_ca_file",
CertFile: "testdata/valid_cert_file",
KeyFile: "testdata/valid_key_file",
}},
},
},
{
JobName: "hetzner",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{
&hetzner.SDConfig{
HTTPClientConfig: config.HTTPClientConfig{
BearerToken: "abcdef",
},
Port: 80,
RefreshInterval: model.Duration(60 * time.Second),
Role: "hcloud",
},
&hetzner.SDConfig{
HTTPClientConfig: config.HTTPClientConfig{
BasicAuth: &config.BasicAuth{Username: "abcdef", Password: "abcdef"},
},
Port: 80,
RefreshInterval: model.Duration(60 * time.Second),
Role: "robot",
},
},
},
{
JobName: "service-eureka",
HonorTimestamps: true,
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfigs: discovery.Configs{&eureka.SDConfig{
Server: "http://eureka.example.com:8761/eureka",
RefreshInterval: model.Duration(30 * time.Second),
},
},
},
},
AlertingConfig: AlertingConfig{
AlertmanagerConfigs: []*AlertmanagerConfig{
{
Scheme: "https",
Timeout: model.Duration(10 * time.Second),
APIVersion: AlertmanagerAPIVersionV1,
ServiceDiscoveryConfigs: discovery.Configs{
discovery.StaticConfig{
{
Targets: []model.LabelSet{
{model.AddressLabel: "1.2.3.4:9093"},
{model.AddressLabel: "1.2.3.5:9093"},
{model.AddressLabel: "1.2.3.6:9093"},
},
Source: "0",
},
},
},
},
},
},
}
func TestYAMLRoundtrip(t *testing.T) {
want, err := LoadFile("testdata/roundtrip.good.yml")
require.NoError(t, err)
out, err := yaml.Marshal(want)
require.NoError(t, err)
got := &Config{}
require.NoError(t, yaml.UnmarshalStrict(out, got))
require.Equal(t, want, got)
}
func TestLoadConfig(t *testing.T) {
// Parse a valid file that sets a global scrape timeout. This tests whether parsing
// an overwritten default field in the global config permanently changes the default.
_, err := LoadFile("testdata/global_timeout.good.yml")
require.NoError(t, err)
c, err := LoadFile("testdata/conf.good.yml")
require.NoError(t, err)
require.Equal(t, expectedConf, c)
}
func TestScrapeIntervalLarger(t *testing.T) {
c, err := LoadFile("testdata/scrape_interval_larger.good.yml")
require.NoError(t, err)
require.Equal(t, 1, len(c.ScrapeConfigs))
for _, sc := range c.ScrapeConfigs {
require.Equal(t, true, sc.ScrapeInterval >= sc.ScrapeTimeout)
}
}
// YAML marshaling must not reveal authentication credentials.
func TestElideSecrets(t *testing.T) {
c, err := LoadFile("testdata/conf.good.yml")
require.NoError(t, err)
secretRe := regexp.MustCompile(`\\u003csecret\\u003e|<secret>`)
config, err := yaml.Marshal(c)
require.NoError(t, err)
yamlConfig := string(config)
matches := secretRe.FindAllStringIndex(yamlConfig, -1)
require.Equal(t, 10, len(matches), "wrong number of secret matches found")
require.NotContains(t, yamlConfig, "mysecret",
"yaml marshal reveals authentication credentials.")
}
func TestLoadConfigRuleFilesAbsolutePath(t *testing.T) {
// Parse a valid file that sets a rule files with an absolute path
c, err := LoadFile(ruleFilesConfigFile)
require.NoError(t, err)
require.Equal(t, ruleFilesExpectedConf, c)
}
func TestKubernetesEmptyAPIServer(t *testing.T) {
_, err := LoadFile("testdata/kubernetes_empty_apiserver.good.yml")
require.NoError(t, err)
}
func TestKubernetesSelectors(t *testing.T) {
_, err := LoadFile("testdata/kubernetes_selectors_endpoints.good.yml")
require.NoError(t, err)
_, err = LoadFile("testdata/kubernetes_selectors_node.good.yml")
require.NoError(t, err)
_, err = LoadFile("testdata/kubernetes_selectors_ingress.good.yml")
require.NoError(t, err)
_, err = LoadFile("testdata/kubernetes_selectors_pod.good.yml")
require.NoError(t, err)
_, err = LoadFile("testdata/kubernetes_selectors_service.good.yml")
require.NoError(t, err)
}
var expectedErrors = []struct {
filename string
errMsg string
}{
{
filename: "jobname.bad.yml",
errMsg: `job_name is empty`,
}, {
filename: "jobname_dup.bad.yml",
errMsg: `found multiple scrape configs with job name "prometheus"`,
}, {
filename: "scrape_interval.bad.yml",
errMsg: `scrape timeout greater than scrape interval`,
}, {
filename: "labelname.bad.yml",
errMsg: `"not$allowed" is not a valid label name`,
}, {
filename: "labelname2.bad.yml",
errMsg: `"not:allowed" is not a valid label name`,
}, {
filename: "labelvalue.bad.yml",
errMsg: `"\xff" is not a valid label value`,
}, {
filename: "regex.bad.yml",
errMsg: "error parsing regexp",
}, {
filename: "modulus_missing.bad.yml",
errMsg: "relabel configuration for hashmod requires non-zero modulus",
}, {
filename: "labelkeep.bad.yml",
errMsg: "labelkeep action requires only 'regex', and no other fields",
}, {
filename: "labelkeep2.bad.yml",
errMsg: "labelkeep action requires only 'regex', and no other fields",
}, {
filename: "labelkeep3.bad.yml",
errMsg: "labelkeep action requires only 'regex', and no other fields",
}, {
filename: "labelkeep4.bad.yml",
errMsg: "labelkeep action requires only 'regex', and no other fields",
}, {
filename: "labelkeep5.bad.yml",
errMsg: "labelkeep action requires only 'regex', and no other fields",
}, {
filename: "labeldrop.bad.yml",
errMsg: "labeldrop action requires only 'regex', and no other fields",
}, {
filename: "labeldrop2.bad.yml",
errMsg: "labeldrop action requires only 'regex', and no other fields",
}, {
filename: "labeldrop3.bad.yml",
errMsg: "labeldrop action requires only 'regex', and no other fields",
}, {
filename: "labeldrop4.bad.yml",
errMsg: "labeldrop action requires only 'regex', and no other fields",
}, {
filename: "labeldrop5.bad.yml",
errMsg: "labeldrop action requires only 'regex', and no other fields",
}, {
filename: "labelmap.bad.yml",
errMsg: "\"l-$1\" is invalid 'replacement' for labelmap action",
}, {
filename: "rules.bad.yml",
errMsg: "invalid rule file path",
}, {
filename: "unknown_attr.bad.yml",
errMsg: "field consult_sd_configs not found in type",
}, {
filename: "bearertoken.bad.yml",
errMsg: "at most one of bearer_token & bearer_token_file must be configured",
}, {
filename: "bearertoken_basicauth.bad.yml",
errMsg: "at most one of basic_auth, bearer_token & bearer_token_file must be configured",
}, {
filename: "kubernetes_http_config_without_api_server.bad.yml",
errMsg: "to use custom HTTP client configuration please provide the 'api_server' URL explicitly",
}, {
filename: "kubernetes_bearertoken.bad.yml",
errMsg: "at most one of bearer_token & bearer_token_file must be configured",
}, {
filename: "kubernetes_role.bad.yml",
errMsg: "role",
}, {
filename: "kubernetes_selectors_endpoints.bad.yml",
errMsg: "endpoints role supports only pod, service, endpoints selectors",
}, {
filename: "kubernetes_selectors_ingress.bad.yml",
errMsg: "ingress role supports only ingress selectors",
}, {
filename: "kubernetes_selectors_node.bad.yml",
errMsg: "node role supports only node selectors",
}, {
filename: "kubernetes_selectors_pod.bad.yml",
errMsg: "pod role supports only pod selectors",
}, {
filename: "kubernetes_selectors_service.bad.yml",
errMsg: "service role supports only service selectors",
}, {
filename: "kubernetes_namespace_discovery.bad.yml",
errMsg: "field foo not found in type kubernetes.plain",
}, {
filename: "kubernetes_selectors_duplicated_role.bad.yml",
errMsg: "duplicated selector role: pod",
}, {
filename: "kubernetes_selectors_incorrect_selector.bad.yml",
errMsg: "invalid selector: 'metadata.status-Running'; can't understand 'metadata.status-Running'",
}, {
filename: "kubernetes_bearertoken_basicauth.bad.yml",
errMsg: "at most one of basic_auth, bearer_token & bearer_token_file must be configured",
}, {
filename: "marathon_no_servers.bad.yml",
errMsg: "marathon_sd: must contain at least one Marathon server",
}, {
filename: "marathon_authtoken_authtokenfile.bad.yml",
errMsg: "marathon_sd: at most one of auth_token & auth_token_file must be configured",
}, {
filename: "marathon_authtoken_basicauth.bad.yml",
errMsg: "marathon_sd: at most one of basic_auth, auth_token & auth_token_file must be configured",
}, {
filename: "marathon_authtoken_bearertoken.bad.yml",
errMsg: "marathon_sd: at most one of bearer_token, bearer_token_file, auth_token & auth_token_file must be configured",
}, {
filename: "openstack_role.bad.yml",
errMsg: "unknown OpenStack SD role",
}, {
filename: "openstack_availability.bad.yml",
errMsg: "unknown availability invalid, must be one of admin, internal or public",
}, {
filename: "url_in_targetgroup.bad.yml",
errMsg: "\"http://bad\" is not a valid hostname",
}, {
filename: "target_label_missing.bad.yml",
errMsg: "relabel configuration for replace action requires 'target_label' value",
}, {
filename: "target_label_hashmod_missing.bad.yml",
errMsg: "relabel configuration for hashmod action requires 'target_label' value",
}, {
filename: "unknown_global_attr.bad.yml",
errMsg: "field nonexistent_field not found in type config.plain",
}, {
filename: "remote_read_url_missing.bad.yml",
errMsg: `url for remote_read is empty`,
}, {
filename: "remote_write_url_missing.bad.yml",
errMsg: `url for remote_write is empty`,
}, {
filename: "remote_write_dup.bad.yml",
errMsg: `found multiple remote write configs with job name "queue1"`,
}, {
filename: "remote_read_dup.bad.yml",
errMsg: `found multiple remote read configs with job name "queue1"`,
},
{
filename: "ec2_filters_empty_values.bad.yml",
errMsg: `EC2 SD configuration filter values cannot be empty`,
},
{
filename: "section_key_dup.bad.yml",
errMsg: "field scrape_configs already set in type config.plain",
},
{
filename: "azure_client_id_missing.bad.yml",
errMsg: "azure SD configuration requires a client_id",
},
{
filename: "azure_client_secret_missing.bad.yml",
errMsg: "azure SD configuration requires a client_secret",
},
{
filename: "azure_subscription_id_missing.bad.yml",
errMsg: "azure SD configuration requires a subscription_id",
},
{
filename: "azure_tenant_id_missing.bad.yml",
errMsg: "azure SD configuration requires a tenant_id",
},
{
filename: "azure_authentication_method.bad.yml",
errMsg: "unknown authentication_type \"invalid\". Supported types are \"OAuth\" or \"ManagedIdentity\"",
},
{
filename: "empty_scrape_config.bad.yml",
errMsg: "empty or null scrape config section",
},
{
filename: "empty_rw_config.bad.yml",
errMsg: "empty or null remote write config section",
},
{
filename: "empty_rr_config.bad.yml",
errMsg: "empty or null remote read config section",
},
{
filename: "empty_target_relabel_config.bad.yml",
errMsg: "empty or null target relabeling rule",
},
{
filename: "empty_metric_relabel_config.bad.yml",
errMsg: "empty or null metric relabeling rule",
},
{
filename: "empty_alert_relabel_config.bad.yml",
errMsg: "empty or null alert relabeling rule",
},
{
filename: "empty_alertmanager_relabel_config.bad.yml",
errMsg: "empty or null Alertmanager target relabeling rule",
},
{
filename: "empty_rw_relabel_config.bad.yml",
errMsg: "empty or null relabeling rule in remote write config",
},
{
filename: "empty_static_config.bad.yml",
errMsg: "empty or null section in static_configs",
},
{
filename: "hetzner_role.bad.yml",
errMsg: "unknown role",
},
{
filename: "eureka_no_server.bad.yml",
errMsg: "empty or null eureka server",
},
{
filename: "eureka_invalid_server.bad.yml",
errMsg: "invalid eureka server URL",
},
}
func TestBadConfigs(t *testing.T) {
for _, ee := range expectedErrors {
_, err := LoadFile("testdata/" + ee.filename)
require.Error(t, err, "%s", ee.filename)
require.Contains(t, err.Error(), ee.errMsg,
"Expected error for %s to contain %q but got: %s", ee.filename, ee.errMsg, err)
}
}
func TestBadStaticConfigsJSON(t *testing.T) {
content, err := ioutil.ReadFile("testdata/static_config.bad.json")
require.NoError(t, err)
var tg targetgroup.Group
err = json.Unmarshal(content, &tg)
require.Error(t, err)
}
func TestBadStaticConfigsYML(t *testing.T) {
content, err := ioutil.ReadFile("testdata/static_config.bad.yml")
require.NoError(t, err)
var tg targetgroup.Group
err = yaml.UnmarshalStrict(content, &tg)
require.Error(t, err)
}
func TestEmptyConfig(t *testing.T) {
c, err := Load("")
require.NoError(t, err)
exp := DefaultConfig
require.Equal(t, exp, *c)
}
func TestEmptyGlobalBlock(t *testing.T) {
c, err := Load("global:\n")
require.NoError(t, err)
exp := DefaultConfig
require.Equal(t, exp, *c)
}
func kubernetesSDHostURL() config.URL {
tURL, _ := url.Parse("https://localhost:1234")
return config.URL{URL: tURL}
}