feat: adding docker and interrupts metrics

.github/workflows/docker-publish.yml

@@ -30,7 +30,9 @@ jobs:
         uses: docker/setup-buildx-action@v3
 
       - name: Build & Start containers
-        run: docker compose up --build --force-recreate --detach
+        run: |
+          sudo chmod 666 /var/run/docker.sock 
+          docker compose up --build --force-recreate --detach
 
       - name: Run tests
         run: |
@@ -53,6 +55,8 @@ jobs:
           curl --fail http://127.0.0.1:9091/api/v1/query?query=dns_query_result_code | grep dns_query_result_code
           curl --fail http://127.0.0.1:9091/api/v1/query?query=ethtool_duplex | grep ethtool_duplex
           curl --fail http://127.0.0.1:9091/api/v1/query?query=kernel_boot_time_total | grep kernel_boot_time_total
+          curl --fail http://127.0.0.1:9091/api/v1/query?query=docker_container_mem_limit | grep docker_container_mem_limit
+          curl --fail http://127.0.0.1:9091/api/v1/query?query=interrupts_total | grep interrupts_total
 
       - name: Logs
         if: always()

README.md

@@ -119,6 +119,8 @@ curl --fail http://127.0.0.1:9091/api/v1/query?query=netstat_tcp_listen | grep n
 curl --fail http://127.0.0.1:9091/api/v1/query?query=dns_query_result_code | grep dns_query_result_code
 curl --fail http://127.0.0.1:9091/api/v1/query?query=ethtool_duplex | grep ethtool_duplex
 curl --fail http://127.0.0.1:9091/api/v1/query?query=kernel_boot_time_total | grep kernel_boot_time_total
+curl --fail http://127.0.0.1:9091/api/v1/query?query=docker_container_mem_limit | grep docker_container_mem_limit
+curl --fail http://127.0.0.1:9091/api/v1/query?query=interrupts_irq | grep interrupts_irq
 ```
 
 ## Running example

config/telegraf.conf

@@ -49,6 +49,27 @@
   servers = ["8.8.8.8"]
   include_fields = ["all_ips"]
 
+[[inputs.interrupts]]
+
+[[inputs.docker]]
+
+  endpoint = "unix:///var/run/docker.sock"
+  gather_services = false
+
+  source_tag = false
+
+  container_name_include = []
+  container_name_exclude = []
+  container_state_include = ["created", "restarting", "running", "removing", "paused", "exited", "dead"]
+  timeout = "5s"
+  total = false
+
+  docker_label_include = []
+  docker_label_exclude = []
+
+  ## Which environment variables should we use as a tag
+  tag_env = ["JAVA_HOME", "HEAP_SIZE"]
+
 [[outputs.file]]
   files = ["stdout"]
   data_format = "influx"

docker-compose.yml

@@ -43,6 +43,7 @@ services:
     volumes:
       - /:/hostfs:ro
       - ./config/telegraf.conf:/etc/telegraf/telegraf.conf:ro
+      - /var/run/docker.sock:/var/run/docker.sock
     environment:
       - HOST_MOUNT_PREFIX=/hostfs
       - HOST_PROC=/hostfs/proc