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--- hashicorp_consul [2026/11/01 10:58]
val created
+++ hashicorp_consul [2026/11/01 13:42] (current)
val [Пример с node-exporter]
@@ Line 1: / Line 1: @@
 ====== Hashicorp Consul ======
+==== Запуск ====
+<code>
+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 \
+  --url http://localhost:8500/v1/agent/service/register \
+  --header 'Content-Type: application/json' \
+  --data '{
+    "ID": "web-app-N",
+    "Name": "web-service",
+    "Address": "192.168.X.10",
+    "Port": 8N,
+    "Check": {
+      "Name": "Web App HTTP Check",
+      "HTTP": "http://192.168.X.10:8N/",
+      "Interval": "10s",
+      "Timeout": "1s"
+    }
+  }'
+...
+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 \
+  --data '{
+    "ID": "node-exporter-gate",
+    "Name": "node-exporter",
+    "Address": "192.168.X.1",
+    "Port": 9100
+  }' \
+  http://server:8500/v1/agent/service/register
+clientN:~# crontab -l
+</code><code>
+@reboot sleep 10; /usr/local/bin/register-in-consul.sh
+</code><code>
+#!/bin/bash
+IP_ADDRESS=$(ip route get 1 | awk '{print $7; exit}')
+HOSTNAME=$(hostname)
+SERVICE_ID="node-exporter-$HOSTNAME"
+curl --request PUT \
+  --header "Content-Type: application/json" \
+  --data "{
+    \"ID\": \"$SERVICE_ID\",
+    \"Name\": \"node-exporter\",
+    \"Address\": \"$IP_ADDRESS\",
+    \"Port\": 9100,
+    \"Meta\": {
+      \"hostname\": \"$HOSTNAME\"
+    }
+  }" \
+  http://server:8500/v1/agent/service/register
+</code>

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