mirror of
https://github.com/prometheus/prometheus.git
synced 2024-11-10 07:34:04 -08:00
7baf084092
* optimize Linode SD by polling for event changes during refresh Most accounts are fairly "static", in the sense that they're not cycling through instances constantly. So rather than do a full refresh every interval and potentially make several behind-the-scenes paginated API calls, this will now poll the `/account/events/` endpoint every minute with a list of events that we care about. If a matching event is found, we then do a full refresh. Co-authored-by: William Smith <wsmith@linode.com> Signed-off-by: TJ Hoplock <t.hoplock@gmail.com> Signed-off-by: William Smith <wsmith@linode.com>
455 lines
11 KiB
Go
455 lines
11 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 linode
|
|
|
|
import (
|
|
"fmt"
|
|
"net/http"
|
|
"net/http/httptest"
|
|
"testing"
|
|
)
|
|
|
|
// SDMock is the interface for the Linode mock
|
|
type SDMock struct {
|
|
t *testing.T
|
|
Server *httptest.Server
|
|
Mux *http.ServeMux
|
|
}
|
|
|
|
// NewSDMock returns a new SDMock.
|
|
func NewSDMock(t *testing.T) *SDMock {
|
|
return &SDMock{
|
|
t: t,
|
|
}
|
|
}
|
|
|
|
// 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)
|
|
}
|
|
|
|
// ShutdownServer creates the mock server
|
|
func (m *SDMock) ShutdownServer() {
|
|
m.Server.Close()
|
|
}
|
|
|
|
const tokenID = "7b2c56dd51edd90952c1b94c472b94b176f20c5c777e376849edd8ad1c6c03bb"
|
|
|
|
// HandleLinodeInstancesList mocks linode instances list.
|
|
func (m *SDMock) HandleLinodeInstancesList() {
|
|
m.Mux.HandleFunc("/v4/linode/instances", func(w http.ResponseWriter, r *http.Request) {
|
|
if r.Header.Get("Authorization") != fmt.Sprintf("Bearer %s", tokenID) {
|
|
w.WriteHeader(http.StatusUnauthorized)
|
|
return
|
|
}
|
|
|
|
w.Header().Set("content-type", "application/json; charset=utf-8")
|
|
w.WriteHeader(http.StatusOK)
|
|
|
|
fmt.Fprint(w, `
|
|
{
|
|
"data": [
|
|
{
|
|
"id": 26838044,
|
|
"label": "prometheus-linode-sd-exporter-1",
|
|
"group": "",
|
|
"status": "running",
|
|
"created": "2021-05-12T04:23:44",
|
|
"updated": "2021-05-12T04:23:44",
|
|
"type": "g6-standard-2",
|
|
"ipv4": [
|
|
"45.33.82.151",
|
|
"96.126.108.16",
|
|
"192.168.170.51",
|
|
"192.168.201.25"
|
|
],
|
|
"ipv6": "2600:3c03::f03c:92ff:fe1a:1382/128",
|
|
"image": "linode/arch",
|
|
"region": "us-east",
|
|
"specs": {
|
|
"disk": 81920,
|
|
"memory": 4096,
|
|
"vcpus": 2,
|
|
"gpus": 0,
|
|
"transfer": 4000
|
|
},
|
|
"alerts": {
|
|
"cpu": 180,
|
|
"network_in": 10,
|
|
"network_out": 10,
|
|
"transfer_quota": 80,
|
|
"io": 10000
|
|
},
|
|
"backups": {
|
|
"enabled": false,
|
|
"schedule": {
|
|
"day": null,
|
|
"window": null
|
|
},
|
|
"last_successful": null
|
|
},
|
|
"hypervisor": "kvm",
|
|
"watchdog_enabled": true,
|
|
"tags": [
|
|
"monitoring"
|
|
]
|
|
},
|
|
{
|
|
"id": 26848419,
|
|
"label": "prometheus-linode-sd-exporter-2",
|
|
"group": "",
|
|
"status": "running",
|
|
"created": "2021-05-12T12:41:49",
|
|
"updated": "2021-05-12T12:41:49",
|
|
"type": "g6-standard-2",
|
|
"ipv4": [
|
|
"139.162.196.43"
|
|
],
|
|
"ipv6": "2a01:7e00::f03c:92ff:fe1a:9976/128",
|
|
"image": "linode/debian10",
|
|
"region": "eu-west",
|
|
"specs": {
|
|
"disk": 81920,
|
|
"memory": 4096,
|
|
"vcpus": 2,
|
|
"gpus": 0,
|
|
"transfer": 4000
|
|
},
|
|
"alerts": {
|
|
"cpu": 180,
|
|
"network_in": 10,
|
|
"network_out": 10,
|
|
"transfer_quota": 80,
|
|
"io": 10000
|
|
},
|
|
"backups": {
|
|
"enabled": false,
|
|
"schedule": {
|
|
"day": null,
|
|
"window": null
|
|
},
|
|
"last_successful": null
|
|
},
|
|
"hypervisor": "kvm",
|
|
"watchdog_enabled": true,
|
|
"tags": [
|
|
"monitoring"
|
|
]
|
|
},
|
|
{
|
|
"id": 26837938,
|
|
"label": "prometheus-linode-sd-exporter-3",
|
|
"group": "",
|
|
"status": "running",
|
|
"created": "2021-05-12T04:20:11",
|
|
"updated": "2021-05-12T04:20:11",
|
|
"type": "g6-standard-1",
|
|
"ipv4": [
|
|
"192.53.120.25"
|
|
],
|
|
"ipv6": "2600:3c04::f03c:92ff:fe1a:fb68/128",
|
|
"image": "linode/ubuntu20.04",
|
|
"region": "ca-central",
|
|
"specs": {
|
|
"disk": 51200,
|
|
"memory": 2048,
|
|
"vcpus": 1,
|
|
"gpus": 0,
|
|
"transfer": 2000
|
|
},
|
|
"alerts": {
|
|
"cpu": 90,
|
|
"network_in": 10,
|
|
"network_out": 10,
|
|
"transfer_quota": 80,
|
|
"io": 10000
|
|
},
|
|
"backups": {
|
|
"enabled": false,
|
|
"schedule": {
|
|
"day": null,
|
|
"window": null
|
|
},
|
|
"last_successful": null
|
|
},
|
|
"hypervisor": "kvm",
|
|
"watchdog_enabled": true,
|
|
"tags": [
|
|
"monitoring"
|
|
]
|
|
},
|
|
{
|
|
"id": 26837992,
|
|
"label": "prometheus-linode-sd-exporter-4",
|
|
"group": "",
|
|
"status": "running",
|
|
"created": "2021-05-12T04:22:06",
|
|
"updated": "2021-05-12T04:22:06",
|
|
"type": "g6-nanode-1",
|
|
"ipv4": [
|
|
"66.228.47.103",
|
|
"172.104.18.104",
|
|
"192.168.148.94"
|
|
],
|
|
"ipv6": "2600:3c03::f03c:92ff:fe1a:fb4c/128",
|
|
"image": "linode/ubuntu20.04",
|
|
"region": "us-east",
|
|
"specs": {
|
|
"disk": 25600,
|
|
"memory": 1024,
|
|
"vcpus": 1,
|
|
"gpus": 0,
|
|
"transfer": 1000
|
|
},
|
|
"alerts": {
|
|
"cpu": 90,
|
|
"network_in": 10,
|
|
"network_out": 10,
|
|
"transfer_quota": 80,
|
|
"io": 10000
|
|
},
|
|
"backups": {
|
|
"enabled": false,
|
|
"schedule": {
|
|
"day": null,
|
|
"window": null
|
|
},
|
|
"last_successful": null
|
|
},
|
|
"hypervisor": "kvm",
|
|
"watchdog_enabled": true,
|
|
"tags": [
|
|
"monitoring"
|
|
]
|
|
}
|
|
],
|
|
"page": 1,
|
|
"pages": 1,
|
|
"results": 4
|
|
}`,
|
|
)
|
|
})
|
|
}
|
|
|
|
// HandleLinodeNeworkingIPs mocks linode networking ips endpoint.
|
|
func (m *SDMock) HandleLinodeNeworkingIPs() {
|
|
m.Mux.HandleFunc("/v4/networking/ips", func(w http.ResponseWriter, r *http.Request) {
|
|
if r.Header.Get("Authorization") != fmt.Sprintf("Bearer %s", tokenID) {
|
|
w.WriteHeader(http.StatusUnauthorized)
|
|
return
|
|
}
|
|
|
|
w.Header().Set("content-type", "application/json; charset=utf-8")
|
|
w.WriteHeader(http.StatusOK)
|
|
|
|
fmt.Fprint(w, `
|
|
{
|
|
"page": 1,
|
|
"pages": 1,
|
|
"results": 13,
|
|
"data": [
|
|
{
|
|
"address": "192.53.120.25",
|
|
"gateway": "192.53.120.1",
|
|
"subnet_mask": "255.255.255.0",
|
|
"prefix": 24,
|
|
"type": "ipv4",
|
|
"public": true,
|
|
"rdns": "li2216-25.members.linode.com",
|
|
"linode_id": 26837938,
|
|
"region": "ca-central"
|
|
},
|
|
{
|
|
"address": "66.228.47.103",
|
|
"gateway": "66.228.47.1",
|
|
"subnet_mask": "255.255.255.0",
|
|
"prefix": 24,
|
|
"type": "ipv4",
|
|
"public": true,
|
|
"rdns": "li328-103.members.linode.com",
|
|
"linode_id": 26837992,
|
|
"region": "us-east"
|
|
},
|
|
{
|
|
"address": "172.104.18.104",
|
|
"gateway": "172.104.18.1",
|
|
"subnet_mask": "255.255.255.0",
|
|
"prefix": 24,
|
|
"type": "ipv4",
|
|
"public": true,
|
|
"rdns": "li1832-104.members.linode.com",
|
|
"linode_id": 26837992,
|
|
"region": "us-east"
|
|
},
|
|
{
|
|
"address": "192.168.148.94",
|
|
"gateway": null,
|
|
"subnet_mask": "255.255.128.0",
|
|
"prefix": 17,
|
|
"type": "ipv4",
|
|
"public": false,
|
|
"rdns": null,
|
|
"linode_id": 26837992,
|
|
"region": "us-east"
|
|
},
|
|
{
|
|
"address": "192.168.170.51",
|
|
"gateway": null,
|
|
"subnet_mask": "255.255.128.0",
|
|
"prefix": 17,
|
|
"type": "ipv4",
|
|
"public": false,
|
|
"rdns": null,
|
|
"linode_id": 26838044,
|
|
"region": "us-east"
|
|
},
|
|
{
|
|
"address": "96.126.108.16",
|
|
"gateway": "96.126.108.1",
|
|
"subnet_mask": "255.255.255.0",
|
|
"prefix": 24,
|
|
"type": "ipv4",
|
|
"public": true,
|
|
"rdns": "li365-16.members.linode.com",
|
|
"linode_id": 26838044,
|
|
"region": "us-east"
|
|
},
|
|
{
|
|
"address": "45.33.82.151",
|
|
"gateway": "45.33.82.1",
|
|
"subnet_mask": "255.255.255.0",
|
|
"prefix": 24,
|
|
"type": "ipv4",
|
|
"public": true,
|
|
"rdns": "li1028-151.members.linode.com",
|
|
"linode_id": 26838044,
|
|
"region": "us-east"
|
|
},
|
|
{
|
|
"address": "192.168.201.25",
|
|
"gateway": null,
|
|
"subnet_mask": "255.255.128.0",
|
|
"prefix": 17,
|
|
"type": "ipv4",
|
|
"public": false,
|
|
"rdns": null,
|
|
"linode_id": 26838044,
|
|
"region": "us-east"
|
|
},
|
|
{
|
|
"address": "139.162.196.43",
|
|
"gateway": "139.162.196.1",
|
|
"subnet_mask": "255.255.255.0",
|
|
"prefix": 24,
|
|
"type": "ipv4",
|
|
"public": true,
|
|
"rdns": "li1359-43.members.linode.com",
|
|
"linode_id": 26848419,
|
|
"region": "eu-west"
|
|
},
|
|
{
|
|
"address": "2600:3c04::f03c:92ff:fe1a:fb68",
|
|
"gateway": "fe80::1",
|
|
"subnet_mask": "ffff:ffff:ffff:ffff::",
|
|
"prefix": 64,
|
|
"type": "ipv6",
|
|
"rdns": null,
|
|
"linode_id": 26837938,
|
|
"region": "ca-central",
|
|
"public": true
|
|
},
|
|
{
|
|
"address": "2600:3c03::f03c:92ff:fe1a:fb4c",
|
|
"gateway": "fe80::1",
|
|
"subnet_mask": "ffff:ffff:ffff:ffff::",
|
|
"prefix": 64,
|
|
"type": "ipv6",
|
|
"rdns": null,
|
|
"linode_id": 26837992,
|
|
"region": "us-east",
|
|
"public": true
|
|
},
|
|
{
|
|
"address": "2600:3c03::f03c:92ff:fe1a:1382",
|
|
"gateway": "fe80::1",
|
|
"subnet_mask": "ffff:ffff:ffff:ffff::",
|
|
"prefix": 64,
|
|
"type": "ipv6",
|
|
"rdns": null,
|
|
"linode_id": 26838044,
|
|
"region": "us-east",
|
|
"public": true
|
|
},
|
|
{
|
|
"address": "2a01:7e00::f03c:92ff:fe1a:9976",
|
|
"gateway": "fe80::1",
|
|
"subnet_mask": "ffff:ffff:ffff:ffff::",
|
|
"prefix": 64,
|
|
"type": "ipv6",
|
|
"rdns": null,
|
|
"linode_id": 26848419,
|
|
"region": "eu-west",
|
|
"public": true
|
|
}
|
|
]
|
|
}`,
|
|
)
|
|
})
|
|
}
|
|
|
|
// HandleLinodeAccountEvents mocks linode the account/events endpoint.
|
|
func (m *SDMock) HandleLinodeAccountEvents() {
|
|
m.Mux.HandleFunc("/v4/account/events", func(w http.ResponseWriter, r *http.Request) {
|
|
if r.Header.Get("Authorization") != fmt.Sprintf("Bearer %s", tokenID) {
|
|
w.WriteHeader(http.StatusUnauthorized)
|
|
return
|
|
}
|
|
|
|
if r.Header.Get("X-Filter") == "" {
|
|
// This should never happen; if the client sends an events request without
|
|
// a filter, cause it to fail. The error below is not a real response from
|
|
// the API, but should aid in debugging failed tests.
|
|
w.WriteHeader(http.StatusBadRequest)
|
|
fmt.Fprint(w, `
|
|
{
|
|
"errors": [
|
|
{
|
|
"reason": "Request missing expected X-Filter headers"
|
|
}
|
|
]
|
|
}`,
|
|
)
|
|
return
|
|
}
|
|
|
|
w.Header().Set("content-type", "application/json; charset=utf-8")
|
|
w.WriteHeader(http.StatusOK)
|
|
|
|
fmt.Fprint(w, `
|
|
{
|
|
"data": [],
|
|
"results": 0,
|
|
"pages": 1,
|
|
"page": 1
|
|
}`,
|
|
)
|
|
})
|
|
}
|