VictoriaMetrics/lib/promscrape/config_test.go
Aliaksandr Valialkin 69004a5f67 lib/promscrape: fix tests after the commit 658a8742ac
The original commit copies `__address__` label to `instance` label when generating per-target labels as Prometheus does.

See https://www.robustperception.io/life-of-a-label for details.

Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/453
2020-05-03 16:56:15 +03:00

1257 lines
24 KiB
Go

package promscrape
import (
"crypto/tls"
"fmt"
"reflect"
"regexp"
"testing"
"time"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/promauth"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/promrelabel"
)
func TestLoadStaticConfigs(t *testing.T) {
scs, err := loadStaticConfigs("testdata/file_sd.json")
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if len(scs) == 0 {
t.Fatalf("expecting non-zero static configs")
}
// Try loading non-existing file
scs, err = loadStaticConfigs("testdata/non-exsiting-file")
if err == nil {
t.Fatalf("expecting non-nil error")
}
if scs != nil {
t.Fatalf("unexpected non-nil static configs: %#v", scs)
}
// Try loading invalid file
scs, err = loadStaticConfigs("testdata/prometheus.yml")
if err == nil {
t.Fatalf("expecting non-nil error")
}
if scs != nil {
t.Fatalf("unexpected non-nil static configs: %#v", scs)
}
}
func TestLoadConfig(t *testing.T) {
cfg, _, err := loadConfig("testdata/prometheus.yml")
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if cfg == nil {
t.Fatalf("expecting non-nil config")
}
// Try loading non-existing file
cfg, _, err = loadConfig("testdata/non-existing-file")
if err == nil {
t.Fatalf("expecting non-nil error")
}
if cfg != nil {
t.Fatalf("unexpected non-nil config: %#v", cfg)
}
// Try loading invalid file
cfg, _, err = loadConfig("testdata/file_sd_1.yml")
if err == nil {
t.Fatalf("expecting non-nil error")
}
if cfg != nil {
t.Fatalf("unexpected non-nil config: %#v", cfg)
}
}
func TestGetFileSDScrapeWork(t *testing.T) {
data := `
scrape_configs:
- job_name: foo
file_sd_configs:
- files: [testdata/file_sd.json]
`
var cfg Config
if err := cfg.parse([]byte(data), "sss"); err != nil {
t.Fatalf("cannot parase data: %s", err)
}
sws := cfg.getFileSDScrapeWork(nil)
if !equalStaticConfigForScrapeWorks(sws, sws) {
t.Fatalf("unexpected non-equal static configs;\nsws:\n%#v", sws)
}
// Load another static config
dataNew := `
scrape_configs:
- job_name: foo
file_sd_configs:
- files: [testdata/file_sd_1.yml]
`
var cfgNew Config
if err := cfgNew.parse([]byte(dataNew), "sss"); err != nil {
t.Fatalf("cannot parse data: %s", err)
}
swsNew := cfgNew.getFileSDScrapeWork(sws)
if equalStaticConfigForScrapeWorks(swsNew, sws) {
t.Fatalf("unexpected equal static configs;\nswsNew:\n%#v\nsws:\n%#v", swsNew, sws)
}
// Try loading invalid static config
data = `
scrape_configs:
- job_name: foo
file_sd_configs:
- files: [testdata/prometheus.yml]
`
if err := cfg.parse([]byte(data), "sss"); err != nil {
t.Fatalf("cannot parse data: %s", err)
}
sws = cfg.getFileSDScrapeWork(swsNew)
if len(sws) != 0 {
t.Fatalf("unexpected non-empty sws:\n%#v", sws)
}
// Empty target in static config
data = `
scrape_configs:
- job_name: foo
file_sd_configs:
- files: [testdata/empty_target_file_sd.yml]
`
if err := cfg.parse([]byte(data), "sss"); err != nil {
t.Fatalf("cannot parse data: %s", err)
}
sws = cfg.getFileSDScrapeWork(swsNew)
if len(sws) != 0 {
t.Fatalf("unexpected non-empty sws:\n%#v", sws)
}
}
func getFileSDScrapeWork(data []byte, path string) ([]ScrapeWork, error) {
var cfg Config
if err := cfg.parse(data, path); err != nil {
return nil, fmt.Errorf("cannot parse data: %s", err)
}
return cfg.getFileSDScrapeWork(nil), nil
}
func getStaticScrapeWork(data []byte, path string) ([]ScrapeWork, error) {
var cfg Config
if err := cfg.parse(data, path); err != nil {
return nil, fmt.Errorf("cannot parse data: %s", err)
}
return cfg.getStaticScrapeWork(), nil
}
func TestGetStaticScrapeWorkFailure(t *testing.T) {
f := func(data string) {
t.Helper()
sws, err := getStaticScrapeWork([]byte(data), "non-existing-file")
if err == nil {
t.Fatalf("expecting non-nil error")
}
if sws != nil {
t.Fatalf("expecting nil sws")
}
}
// incorrect yaml
f(`foo bar baz`)
// Missing job_name
f(`
scrape_configs:
- static_configs:
- targets: ["foo"]
`)
// Invalid scheme
f(`
scrape_configs:
- job_name: x
scheme: asdf
static_configs:
- targets: ["foo"]
`)
// Missing username in `basic_auth`
f(`
scrape_configs:
- job_name: x
basic_auth:
password: sss
static_configs:
- targets: ["a"]
`)
// Both password and password_file set in `basic_auth`
f(`
scrape_configs:
- job_name: x
basic_auth:
username: foobar
password: sss
password_file: sdfdf
static_configs:
- targets: ["a"]
`)
// Invalid password_file set in `basic_auth`
f(`
scrape_configs:
- job_name: x
basic_auth:
username: foobar
password_file: /non_existing_file.pass
static_configs:
- targets: ["a"]
`)
// Both `bearer_token` and `bearer_token_file` are set
f(`
scrape_configs:
- job_name: x
bearer_token: foo
bearer_token_file: bar
static_configs:
- targets: ["a"]
`)
// Both `basic_auth` and `bearer_token` are set
f(`
scrape_configs:
- job_name: x
bearer_token: foo
basic_auth:
username: foo
password: bar
static_configs:
- targets: ["a"]
`)
// Invalid `bearer_token_file`
f(`
scrape_configs:
- job_name: x
bearer_token_file: non_existing_file.bearer
static_configs:
- targets: ["a"]
`)
// non-existing ca_file
f(`
scrape_configs:
- job_name: aa
tls_config:
ca_file: non/extising/file
static_configs:
- targets: ["s"]
`)
// invalid ca_file
f(`
scrape_configs:
- job_name: aa
tls_config:
ca_file: testdata/prometheus.yml
static_configs:
- targets: ["s"]
`)
// non-existing cert_file
f(`
scrape_configs:
- job_name: aa
tls_config:
cert_file: non/extising/file
static_configs:
- targets: ["s"]
`)
// non-existing key_file
f(`
scrape_configs:
- job_name: aa
tls_config:
key_file: non/extising/file
static_configs:
- targets: ["s"]
`)
// Invalid regex in relabel_configs
f(`
scrape_configs:
- job_name: aa
relabel_configs:
- regex: "("
source_labels: [foo]
target_label: bar
static_configs:
- targets: ["s"]
`)
// Missing target_label for action=replace in relabel_configs
f(`
scrape_configs:
- job_name: aa
relabel_configs:
- action: replace
source_labels: [foo]
static_configs:
- targets: ["s"]
`)
// Missing source_labels for action=keep in relabel_configs
f(`
scrape_configs:
- job_name: aa
relabel_configs:
- action: keep
static_configs:
- targets: ["s"]
`)
// Missing source_labels for action=drop in relabel_configs
f(`
scrape_configs:
- job_name: aa
relabel_configs:
- action: drop
static_configs:
- targets: ["s"]
`)
// Missing source_labels for action=hashmod in relabel_configs
f(`
scrape_configs:
- job_name: aa
relabel_configs:
- action: hashmod
target_label: bar
modulus: 123
static_configs:
- targets: ["s"]
`)
// Missing target for action=hashmod in relabel_configs
f(`
scrape_configs:
- job_name: aa
relabel_configs:
- action: hashmod
source_labels: [foo]
modulus: 123
static_configs:
- targets: ["s"]
`)
// Missing modulus for action=hashmod in relabel_configs
f(`
scrape_configs:
- job_name: aa
relabel_configs:
- action: hashmod
source_labels: [foo]
target_label: bar
static_configs:
- targets: ["s"]
`)
// Invalid action in relabel_configs
f(`
scrape_configs:
- job_name: aa
relabel_configs:
- action: foobar
static_configs:
- targets: ["s"]
`)
}
func resetScrapeWorkIDs(sws []ScrapeWork) {
for i := range sws {
sws[i].ID = 0
}
}
func TestGetFileSDScrapeWorkSuccess(t *testing.T) {
f := func(data string, expectedSws []ScrapeWork) {
t.Helper()
sws, err := getFileSDScrapeWork([]byte(data), "non-existing-file")
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
resetScrapeWorkIDs(sws)
// Remove `__vm_filepath` label, since its value depends on the current working dir.
for i := range sws {
sw := &sws[i]
for j := range sw.Labels {
label := &sw.Labels[j]
if label.Name == "__vm_filepath" {
label.Value = ""
}
}
}
if !reflect.DeepEqual(sws, expectedSws) {
t.Fatalf("unexpected scrapeWork; got\n%v\nwant\n%v", sws, expectedSws)
}
}
f(`
scrape_configs:
- job_name: foo
static_configs:
- targets: ["xxx"]
`, nil)
f(`
scrape_configs:
- job_name: foo
metrics_path: /abc/de
file_sd_configs:
- files: ["testdata/file_sd.json", "testdata/file_sd*.yml"]
`, []ScrapeWork{
{
ScrapeURL: "http://host1:80/abc/de",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
HonorLabels: false,
HonorTimestamps: false,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "host1",
},
{
Name: "__metrics_path__",
Value: "/abc/de",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "__vm_filepath",
Value: "",
},
{
Name: "instance",
Value: "host1:80",
},
{
Name: "job",
Value: "foo",
},
{
Name: "qwe",
Value: "rty",
},
},
AuthConfig: &promauth.Config{},
},
{
ScrapeURL: "http://host2:80/abc/de",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
HonorLabels: false,
HonorTimestamps: false,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "host2",
},
{
Name: "__metrics_path__",
Value: "/abc/de",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "__vm_filepath",
Value: "",
},
{
Name: "instance",
Value: "host2:80",
},
{
Name: "job",
Value: "foo",
},
{
Name: "qwe",
Value: "rty",
},
},
AuthConfig: &promauth.Config{},
},
{
ScrapeURL: "http://localhost:9090/abc/de",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
HonorLabels: false,
HonorTimestamps: false,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "localhost:9090",
},
{
Name: "__metrics_path__",
Value: "/abc/de",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "__vm_filepath",
Value: "",
},
{
Name: "instance",
Value: "localhost:9090",
},
{
Name: "job",
Value: "foo",
},
{
Name: "yml",
Value: "test",
},
},
AuthConfig: &promauth.Config{},
},
})
}
func TestGetStaticScrapeWorkSuccess(t *testing.T) {
f := func(data string, expectedSws []ScrapeWork) {
t.Helper()
sws, err := getStaticScrapeWork([]byte(data), "non-exsiting-file")
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
resetScrapeWorkIDs(sws)
if !reflect.DeepEqual(sws, expectedSws) {
t.Fatalf("unexpected scrapeWork; got\n%v\nwant\n%v", sws, expectedSws)
}
}
f(``, nil)
f(`
scrape_configs:
- job_name: foo
static_configs:
- targets: ["foo.bar:1234"]
`, []ScrapeWork{
{
ScrapeURL: "http://foo.bar:1234/metrics",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
HonorLabels: false,
HonorTimestamps: false,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar:1234",
},
{
Name: "__metrics_path__",
Value: "/metrics",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "instance",
Value: "foo.bar:1234",
},
{
Name: "job",
Value: "foo",
},
},
AuthConfig: &promauth.Config{},
},
})
f(`
global:
external_labels:
datacenter: foobar
jobs: xxx
scrape_configs:
- job_name: foo
static_configs:
- targets: ["foo.bar:1234"]
`, []ScrapeWork{
{
ScrapeURL: "http://foo.bar:1234/metrics",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
HonorLabels: false,
HonorTimestamps: false,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar:1234",
},
{
Name: "__metrics_path__",
Value: "/metrics",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "datacenter",
Value: "foobar",
},
{
Name: "instance",
Value: "foo.bar:1234",
},
{
Name: "job",
Value: "foo",
},
{
Name: "jobs",
Value: "xxx",
},
},
AuthConfig: &promauth.Config{},
},
})
f(`
global:
scrape_interval: 8s
scrape_timeout: 34s
scrape_configs:
- job_name: foo
scrape_interval: 543s
scrape_timeout: 12s
metrics_path: /foo/bar
scheme: https
honor_labels: true
honor_timestamps: true
params:
p: ["x&y", "="]
xaa:
bearer_token: xyz
static_configs:
- targets: ["foo.bar", "aaa"]
labels:
x: y
- job_name: qwer
basic_auth:
username: user
password: pass
tls_config:
server_name: foobar
insecure_skip_verify: true
static_configs:
- targets: [1.2.3.4]
`, []ScrapeWork{
{
ScrapeURL: "https://foo.bar:443/foo/bar?p=x%26y&p=%3D",
ScrapeInterval: 543 * time.Second,
ScrapeTimeout: 12 * time.Second,
HonorLabels: true,
HonorTimestamps: true,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar",
},
{
Name: "__metrics_path__",
Value: "/foo/bar",
},
{
Name: "__param_p",
Value: "x&y",
},
{
Name: "__scheme__",
Value: "https",
},
{
Name: "instance",
Value: "foo.bar:443",
},
{
Name: "job",
Value: "foo",
},
{
Name: "x",
Value: "y",
},
},
AuthConfig: &promauth.Config{
Authorization: "Bearer xyz",
},
},
{
ScrapeURL: "https://aaa:443/foo/bar?p=x%26y&p=%3D",
ScrapeInterval: 543 * time.Second,
ScrapeTimeout: 12 * time.Second,
HonorLabels: true,
HonorTimestamps: true,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "aaa",
},
{
Name: "__metrics_path__",
Value: "/foo/bar",
},
{
Name: "__param_p",
Value: "x&y",
},
{
Name: "__scheme__",
Value: "https",
},
{
Name: "instance",
Value: "aaa:443",
},
{
Name: "job",
Value: "foo",
},
{
Name: "x",
Value: "y",
},
},
AuthConfig: &promauth.Config{
Authorization: "Bearer xyz",
},
},
{
ScrapeURL: "http://1.2.3.4:80/metrics",
ScrapeInterval: 8 * time.Second,
ScrapeTimeout: 34 * time.Second,
HonorLabels: false,
HonorTimestamps: false,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "1.2.3.4",
},
{
Name: "__metrics_path__",
Value: "/metrics",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "instance",
Value: "1.2.3.4:80",
},
{
Name: "job",
Value: "qwer",
},
},
AuthConfig: &promauth.Config{
Authorization: "Basic dXNlcjpwYXNz",
TLSServerName: "foobar",
TLSInsecureSkipVerify: true,
},
},
})
f(`
scrape_configs:
- job_name: foo
relabel_configs:
- source_labels: [__scheme__, __address__]
separator: "://"
target_label: __tmp_url
- source_labels: [__tmp_url, __metrics_path__]
separator: ""
target_label: url
- action: labeldrop
regex: "job|__tmp_.+"
- action: drop
source_labels: [__address__]
regex: "drop-.*"
- action: keep
source_labels: [__param_x]
regex: keep_me
- action: labelkeep
regex: "__.*|url"
- action: labelmap
regex: "(url)"
replacement: "prefix:${1}"
- action: hashmod
modulus: 123
source_labels: [__address__]
target_label: hash
- action: replace
source_labels: [__address__]
target_label: foobar
replacement: ""
params:
x: [keep_me]
static_configs:
- targets: ["foo.bar:1234", "drop-this-target"]
`, []ScrapeWork{
{
ScrapeURL: "http://foo.bar:1234/metrics?x=keep_me",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar:1234",
},
{
Name: "__metrics_path__",
Value: "/metrics",
},
{
Name: "__param_x",
Value: "keep_me",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "hash",
Value: "82",
},
{
Name: "instance",
Value: "foo.bar:1234",
},
{
Name: "prefix:url",
Value: "http://foo.bar:1234/metrics",
},
},
AuthConfig: &promauth.Config{},
},
})
f(`
scrape_configs:
- job_name: foo
scheme: https
relabel_configs:
- action: replace
source_labels: [non-existing-label]
target_label: instance
replacement: fake.addr
- action: replace
source_labels: [__address__]
target_label: foobar
regex: "missing-regex"
replacement: aaabbb
- action: replace
source_labels: [__scheme__]
target_label: job
- action: replace
source_labels: [__scheme__]
target_label: __scheme__
replacement: mailto
- target_label: __metrics_path__
replacement: /abc.de
- target_label: __param_a
replacement: b
static_configs:
- targets: ["foo.bar:1234"]
`, []ScrapeWork{
{
ScrapeURL: "mailto://foo.bar:1234/abc.de?a=b",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar:1234",
},
{
Name: "__metrics_path__",
Value: "/abc.de",
},
{
Name: "__param_a",
Value: "b",
},
{
Name: "__scheme__",
Value: "mailto",
},
{
Name: "instance",
Value: "fake.addr",
},
{
Name: "job",
Value: "https",
},
},
AuthConfig: &promauth.Config{},
},
})
f(`
scrape_configs:
- job_name: foo
scheme: https
relabel_configs:
- action: keep
source_labels: [__address__]
regex: "foo\\.bar:.*"
- action: hashmod
source_labels: [job]
modulus: 4
target_label: job
- action: labeldrop
regex: "non-matching-regex"
- action: labelkeep
regex: "job|__address__"
- action: labeldrop
regex: ""
static_configs:
- targets: ["foo.bar:1234", "xyz"]
`, []ScrapeWork{
{
ScrapeURL: "http://foo.bar:1234/metrics",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar:1234",
},
{
Name: "instance",
Value: "foo.bar:1234",
},
{
Name: "job",
Value: "3",
},
},
AuthConfig: &promauth.Config{},
},
})
f(`
scrape_configs:
- job_name: foo
metric_relabel_configs:
- source_labels: [foo]
target_label: abc
static_configs:
- targets: ["foo.bar:1234"]
`, []ScrapeWork{
{
ScrapeURL: "http://foo.bar:1234/metrics",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar:1234",
},
{
Name: "__metrics_path__",
Value: "/metrics",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "instance",
Value: "foo.bar:1234",
},
{
Name: "job",
Value: "foo",
},
},
AuthConfig: &promauth.Config{},
MetricRelabelConfigs: []promrelabel.ParsedRelabelConfig{
{
SourceLabels: []string{"foo"},
Separator: ";",
TargetLabel: "abc",
Regex: defaultRegexForRelabelConfig,
Replacement: "$1",
Action: "replace",
},
},
},
})
f(`
scrape_configs:
- job_name: foo
basic_auth:
username: xyz
password_file: testdata/password.txt
static_configs:
- targets: ["foo.bar:1234"]
`, []ScrapeWork{
{
ScrapeURL: "http://foo.bar:1234/metrics",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar:1234",
},
{
Name: "__metrics_path__",
Value: "/metrics",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "instance",
Value: "foo.bar:1234",
},
{
Name: "job",
Value: "foo",
},
},
AuthConfig: &promauth.Config{
Authorization: "Basic eHl6OnNlY3JldC1wYXNz",
},
},
})
f(`
scrape_configs:
- job_name: foo
bearer_token_file: testdata/password.txt
static_configs:
- targets: ["foo.bar:1234"]
`, []ScrapeWork{
{
ScrapeURL: "http://foo.bar:1234/metrics",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar:1234",
},
{
Name: "__metrics_path__",
Value: "/metrics",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "instance",
Value: "foo.bar:1234",
},
{
Name: "job",
Value: "foo",
},
},
AuthConfig: &promauth.Config{
Authorization: "Bearer secret-pass",
},
},
})
snakeoilCert, err := tls.LoadX509KeyPair("testdata/ssl-cert-snakeoil.pem", "testdata/ssl-cert-snakeoil.key")
if err != nil {
t.Fatalf("cannot load snakeoil cert: %s", err)
}
f(`
scrape_configs:
- job_name: foo
tls_config:
cert_file: testdata/ssl-cert-snakeoil.pem
key_file: testdata/ssl-cert-snakeoil.key
static_configs:
- targets: ["foo.bar:1234"]
`, []ScrapeWork{
{
ScrapeURL: "http://foo.bar:1234/metrics",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "foo.bar:1234",
},
{
Name: "__metrics_path__",
Value: "/metrics",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "instance",
Value: "foo.bar:1234",
},
{
Name: "job",
Value: "foo",
},
},
AuthConfig: &promauth.Config{
TLSCertificate: &snakeoilCert,
},
},
})
f(`
global:
external_labels:
job: foobar
foo: xx
q: qwe
__address__: aaasdf
__param_a: jlfd
scrape_configs:
- job_name: aaa
params:
a: [b, xy]
static_configs:
- targets: ["a"]
labels:
foo: bar
__param_a: c
__address__: pp
job: yyy
`, []ScrapeWork{
{
ScrapeURL: "http://pp:80/metrics?a=c&a=xy",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "pp",
},
{
Name: "__metrics_path__",
Value: "/metrics",
},
{
Name: "__param_a",
Value: "c",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "foo",
Value: "bar",
},
{
Name: "instance",
Value: "pp:80",
},
{
Name: "job",
Value: "yyy",
},
{
Name: "q",
Value: "qwe",
},
},
AuthConfig: &promauth.Config{},
},
})
f(`
scrape_configs:
- job_name: 'snmp'
static_configs:
- targets:
- 192.168.1.2 # SNMP device.
metrics_path: /snmp
params:
module: [if_mib]
relabel_configs:
- source_labels: [__address__]
target_label: __param_target
- source_labels: [__param_target]
target_label: instance
- target_label: __address__
replacement: 127.0.0.1:9116 # The SNMP exporter's real hostname:port.
`, []ScrapeWork{
{
ScrapeURL: "http://127.0.0.1:9116/snmp?module=if_mib&target=192.168.1.2",
ScrapeInterval: defaultScrapeInterval,
ScrapeTimeout: defaultScrapeTimeout,
Labels: []prompbmarshal.Label{
{
Name: "__address__",
Value: "127.0.0.1:9116",
},
{
Name: "__metrics_path__",
Value: "/snmp",
},
{
Name: "__param_module",
Value: "if_mib",
},
{
Name: "__param_target",
Value: "192.168.1.2",
},
{
Name: "__scheme__",
Value: "http",
},
{
Name: "instance",
Value: "192.168.1.2",
},
{
Name: "job",
Value: "snmp",
},
},
AuthConfig: &promauth.Config{},
},
})
}
var defaultRegexForRelabelConfig = regexp.MustCompile("^(.*)$")
func equalStaticConfigForScrapeWorks(a, b []ScrapeWork) bool {
if len(a) != len(b) {
return false
}
for i := range a {
keyA := a[i].key()
keyB := b[i].key()
if keyA != keyB {
return false
}
}
return true
}