414 lines
11 KiB
Go
414 lines
11 KiB
Go
package nginx_plus
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import (
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"fmt"
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"net"
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"net/http"
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"net/http/httptest"
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"net/url"
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"testing"
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"github.com/influxdata/telegraf/testutil"
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//"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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const sampleStatusResponse = `
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{
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"version": 6,
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"nginx_version": "1.22.333",
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"address": "1.2.3.4",
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"generation": 88,
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"load_timestamp": 1451606400000,
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"timestamp": 1451606400000,
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"pid": 9999,
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"processes": {
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"respawned": 9999
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},
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"connections": {
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"accepted": 1234567890000,
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"dropped": 2345678900000,
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"active": 345,
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"idle": 567
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},
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"ssl": {
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"handshakes": 1234567800000,
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"handshakes_failed": 5432100000000,
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"session_reuses": 6543210000000
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},
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"requests": {
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"total": 9876543210000,
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"current": 98
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},
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"server_zones": {
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"zone.a_80": {
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"processing": 12,
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"requests": 34,
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"responses": {
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"1xx": 111,
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"2xx": 222,
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"3xx": 333,
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"4xx": 444,
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"5xx": 555,
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"total": 999
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},
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"discarded": 11,
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"received": 22,
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"sent": 33
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},
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"zone.a_443": {
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"processing": 45,
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"requests": 67,
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"responses": {
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"1xx": 1111,
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"2xx": 2222,
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"3xx": 3333,
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"4xx": 4444,
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"5xx": 5555,
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"total": 999
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},
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"discarded": 44,
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"received": 55,
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"sent": 66
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}
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},
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"upstreams": {
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"first_upstream": {
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"peers": [
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{
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"id": 0,
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"server": "1.2.3.123:80",
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"backup": false,
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"weight": 1,
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"state": "up",
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"active": 0,
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"requests": 9876,
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"responses": {
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"1xx": 1111,
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"2xx": 2222,
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"3xx": 3333,
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"4xx": 4444,
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"5xx": 5555,
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"total": 987654
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},
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"sent": 987654321,
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"received": 87654321,
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"fails": 98,
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"unavail": 65,
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"health_checks": {
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"checks": 54,
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"fails": 32,
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"unhealthy": 21
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},
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"downtime": 5432,
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"downstart": 4321,
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"selected": 1451606400000
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},
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{
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"id": 1,
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"server": "1.2.3.123:80",
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"backup": true,
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"weight": 1,
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"state": "up",
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"active": 0,
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"requests": 8765,
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"responses": {
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"1xx": 1112,
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"2xx": 2223,
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"3xx": 3334,
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"4xx": 4445,
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"5xx": 5556,
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"total": 987655
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},
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"sent": 987654322,
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"received": 87654322,
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"fails": 99,
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"unavail": 88,
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"health_checks": {
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"checks": 77,
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"fails": 66,
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"unhealthy": 55
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},
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"downtime": 5433,
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"downstart": 4322,
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"selected": 1451606400000
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}
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],
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"keepalive": 1,
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"zombies": 2
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}
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},
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"caches": {
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"cache_01": {
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"size": 12,
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"max_size": 23,
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"cold": false,
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"hit": {
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"responses": 34,
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"bytes": 45
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},
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"stale": {
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"responses": 56,
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"bytes": 67
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},
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"updating": {
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"responses": 78,
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"bytes": 89
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},
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"revalidated": {
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"responses": 90,
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"bytes": 98
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},
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"miss": {
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"responses": 87,
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"bytes": 76,
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"responses_written": 65,
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"bytes_written": 54
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},
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"expired": {
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"responses": 43,
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"bytes": 32,
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"responses_written": 21,
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"bytes_written": 10
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},
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"bypass": {
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"responses": 13,
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"bytes": 35,
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"responses_written": 57,
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"bytes_written": 79
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}
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}
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},
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"stream": {
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"server_zones": {
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"stream.zone.01": {
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"processing": 24,
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"connections": 46,
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"received": 68,
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"sent": 80
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},
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"stream.zone.02": {
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"processing": 96,
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"connections": 63,
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"received": 31,
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"sent": 25
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}
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},
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"upstreams": {
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"upstream.01": {
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"peers": [
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{
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"id": 0,
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"server": "4.3.2.1:2345",
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"backup": false,
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"weight": 1,
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"state": "up",
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"active": 0,
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"connections": 0,
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"sent": 0,
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"received": 0,
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"fails": 0,
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"unavail": 0,
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"health_checks": {
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"checks": 40848,
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"fails": 0,
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"unhealthy": 0,
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"last_passed": true
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},
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"downtime": 0,
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"downstart": 0,
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"selected": 0
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},
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{
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"id": 1,
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"server": "5.4.3.2:2345",
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"backup": false,
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"weight": 1,
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"state": "up",
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"active": 0,
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"connections": 0,
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"sent": 0,
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"received": 0,
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"fails": 0,
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"unavail": 0,
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"health_checks": {
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"checks": 40851,
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"fails": 0,
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"unhealthy": 0,
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"last_passed": true
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},
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"downtime": 0,
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"downstart": 0,
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"selected": 0
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}
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],
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"zombies": 0
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}
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}
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}
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}
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`
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func TestNginxPlusGeneratesMetrics(t *testing.T) {
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ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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var rsp string
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if r.URL.Path == "/status" {
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rsp = sampleStatusResponse
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w.Header()["Content-Type"] = []string{"application/json"}
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} else {
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panic("Cannot handle request")
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}
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fmt.Fprintln(w, rsp)
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}))
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defer ts.Close()
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n := &NginxPlus{
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Urls: []string{fmt.Sprintf("%s/status", ts.URL)},
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}
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var acc testutil.Accumulator
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err_nginx := n.Gather(&acc)
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require.NoError(t, err_nginx)
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addr, err := url.Parse(ts.URL)
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if err != nil {
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panic(err)
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}
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host, port, err := net.SplitHostPort(addr.Host)
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if err != nil {
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host = addr.Host
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if addr.Scheme == "http" {
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port = "80"
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} else if addr.Scheme == "https" {
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port = "443"
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} else {
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port = ""
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}
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}
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acc.AssertContainsTaggedFields(
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t,
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"nginx_plus_processes",
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map[string]interface{}{
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"respawned": int(9999),
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},
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map[string]string{
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"server": host,
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"port": port,
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})
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acc.AssertContainsTaggedFields(
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t,
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"nginx_plus_connections",
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map[string]interface{}{
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"accepted": int64(1234567890000),
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"dropped": int64(2345678900000),
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"active": int64(345),
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"idle": int64(567),
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},
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map[string]string{
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"server": host,
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"port": port,
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})
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acc.AssertContainsTaggedFields(
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t,
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"nginx_plus_ssl",
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map[string]interface{}{
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"handshakes": int64(1234567800000),
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"handshakes_failed": int64(5432100000000),
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"session_reuses": int64(6543210000000),
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},
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map[string]string{
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"server": host,
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"port": port,
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})
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acc.AssertContainsTaggedFields(
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t,
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"nginx_plus_requests",
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map[string]interface{}{
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"total": int64(9876543210000),
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"current": int(98),
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},
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map[string]string{
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"server": host,
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"port": port,
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})
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acc.AssertContainsTaggedFields(
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t,
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"nginx_plus_zone",
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map[string]interface{}{
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"processing": int(12),
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"requests": int64(34),
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"responses_1xx": int64(111),
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"responses_2xx": int64(222),
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"responses_3xx": int64(333),
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"responses_4xx": int64(444),
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"responses_5xx": int64(555),
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"responses_total": int64(999),
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"discarded": int64(11),
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"received": int64(22),
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"sent": int64(33),
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},
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map[string]string{
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"server": host,
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"port": port,
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"zone": "zone.a_80",
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})
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acc.AssertContainsTaggedFields(
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t,
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"nginx_plus_upstream",
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map[string]interface{}{
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"keepalive": int(1),
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"zombies": int(2),
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},
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map[string]string{
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"server": host,
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"port": port,
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"upstream": "first_upstream",
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})
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acc.AssertContainsTaggedFields(
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t,
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"nginx_plus_upstream_peer",
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map[string]interface{}{
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"backup": false,
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"weight": int(1),
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"state": "up",
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"active": int(0),
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"requests": int64(9876),
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"responses_1xx": int64(1111),
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"responses_2xx": int64(2222),
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"responses_3xx": int64(3333),
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"responses_4xx": int64(4444),
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"responses_5xx": int64(5555),
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"responses_total": int64(987654),
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"sent": int64(987654321),
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"received": int64(87654321),
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"fails": int64(98),
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"unavail": int64(65),
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"healthchecks_checks": int64(54),
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"healthchecks_fails": int64(32),
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"healthchecks_unhealthy": int64(21),
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"downtime": int64(5432),
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"downstart": int64(4321),
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"selected": int64(1451606400000),
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},
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map[string]string{
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"server": host,
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"port": port,
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"upstream": "first_upstream",
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"upstream_address": "1.2.3.123:80",
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"id": "0",
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})
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}
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