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hashicorp_consul [2026/11/01 11:03] val |
hashicorp_consul [2026/11/01 13:42] (current) val [Пример с node-exporter] |
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| ====== Hashicorp Consul ====== | ====== Hashicorp Consul ====== | ||
| + | |||
| + | ==== Запуск ==== | ||
| <code> | <code> | ||
| server# docker run -d --name consul-dev -p 8500:8500 hashicorp/consul:2.1.0 agent -dev -client=0.0.0.0 | server# docker run -d --name consul-dev -p 8500:8500 hashicorp/consul:2.1.0 agent -dev -client=0.0.0.0 | ||
| - | | + | </code> |
| + | ==== Добавление и мониторинг web сервисов ==== | ||
| + | * [[Язык программирования Python#Доступ к каталогу по http]] | ||
| + | <code> | ||
| server$ curl --request PUT \ | server$ curl --request PUT \ | ||
| --url http://localhost:8500/v1/agent/service/register \ | --url http://localhost:8500/v1/agent/service/register \ | ||
| --header 'Content-Type: application/json' \ | --header 'Content-Type: application/json' \ | ||
| --data '{ | --data '{ | ||
| - | "ID": "web-app-1", | + | "ID": "web-app-N", |
| "Name": "web-service", | "Name": "web-service", | ||
| - | "Address": "192.168.13.10", | + | "Address": "192.168.X.10", |
| - | "Port": 80, | + | "Port": 8N, |
| "Check": { | "Check": { | ||
| "Name": "Web App HTTP Check", | "Name": "Web App HTTP Check", | ||
| - | "HTTP": "http://192.168.13.10:80/", | + | "HTTP": "http://192.168.X.10:8N/", |
| "Interval": "10s", | "Interval": "10s", | ||
| "Timeout": "1s" | "Timeout": "1s" | ||
| } | } | ||
| }' | }' | ||
| - | + | ... | |
| - | server$ curl --request PUT http://localhost:8500/v1/agent/service/deregister/web-app-1 | + | |
| + | server$ curl -s "http://localhost:8500/v1/health/service/web-service" | ||
| + | |||
| + | server$ curl -s "http://localhost:8500/v1/health/service/web-service?passing=1" | ||
| + | </code> | ||
| + | * [[Сервис Prometheus]] | ||
| + | <code> | ||
| + | server$ curl -s "http://localhost:8500/v1/health/service/web-service?passing=1" | \ | ||
| + | jq '[{ "targets": [ .[] | "\(.Service.Address):\(.Service.Port)" ], "labels": { "job": "web-service" } }]' \ | ||
| + | | tee /etc/prometheus/targets.json | ||
| + | </code> | ||
| + | |||
| + | ==== Удаление сервиса ==== | ||
| + | <code> | ||
| + | server$ ID=web-app-N | ||
| + | |||
| + | server$ curl --request PUT http://localhost:8500/v1/agent/service/deregister/$ID | ||
| + | </code> | ||
| + | ==== Пример с node-exporter ==== | ||
| + | |||
| + | * Prometheus [[Сервис Prometheus#Service Discovery]] | ||
| + | |||
| + | <code> | ||
| server$ curl --request PUT \ | server$ curl --request PUT \ | ||
| --data '{ | --data '{ | ||
| "ID": "node-exporter-gate", | "ID": "node-exporter-gate", | ||
| "Name": "node-exporter", | "Name": "node-exporter", | ||
| - | "Address": "192.168.13.1", | + | "Address": "192.168.X.1", |
| "Port": 9100 | "Port": 9100 | ||
| }' \ | }' \ | ||
| http://server:8500/v1/agent/service/register | http://server:8500/v1/agent/service/register | ||
| | | ||
| - | client1:~# cat register.sh | + | clientN:~# crontab -l |
| + | </code><code> | ||
| + | @reboot sleep 10; /usr/local/bin/register-in-consul.sh | ||
| + | </code><code> | ||
| #!/bin/bash | #!/bin/bash | ||
hashicorp_consul.1793520183.txt.gz · Last modified: 2026/11/01 11:03 by val · Currently locked by: val
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