From b3c96687c3982835f2af7b7191ba3cc744ec51f1 Mon Sep 17 00:00:00 2001
From: Florian Zirker <florian.zirker@kapsweyer.de>
Date: Mon, 28 Mar 2022 21:26:31 +0200
Subject: [PATCH] extract telegraf from monitoring to run int on multible
 docker hosts

---
 monitoring/docker-compose.yaml                | 40 -------------------
 telegraf/docker-compose.yaml                  | 36 +++++++++++++++++
 telegraf/influxdb.conf                        | 12 ++++++
 .../telegraf => telegraf}/telegraf_host.conf  |  0
 .../telegraf => telegraf}/telegraf_net.conf   |  0
 {monitoring => telegraf}/test-telegraf.sh     |  0
 6 files changed, 48 insertions(+), 40 deletions(-)
 create mode 100644 telegraf/docker-compose.yaml
 create mode 100644 telegraf/influxdb.conf
 rename {monitoring/telegraf => telegraf}/telegraf_host.conf (100%)
 rename {monitoring/telegraf => telegraf}/telegraf_net.conf (100%)
 rename {monitoring => telegraf}/test-telegraf.sh (100%)

diff --git a/monitoring/docker-compose.yaml b/monitoring/docker-compose.yaml
index 2a87bea..86835ae 100644
--- a/monitoring/docker-compose.yaml
+++ b/monitoring/docker-compose.yaml
@@ -70,46 +70,6 @@ services:
       - "traefik.docker.network=web"
       - "docker.group=monitoring"
 
-
-  ##################################################################
-  # here starts data collection
-
-  telegraf_host:
-    image: telegraf:1.18
-    restart: unless-stopped
-    environment:
-      - HOST_MOUNT_PREFIX=/hostfs
-      - HOST_PROC=/hostfs/proc
-      - HOST_SYS=/hostfs/sys
-      - HOST_ETC=/hostfs/etc
-      - HOST_VAR=/hostfs/var
-      - HOST_RUN=/hostfs/run
-    volumes:
-     - ./telegraf/telegraf_host.conf:/etc/telegraf/telegraf.conf:ro
-     - /var/run/utmp:/var/run/utmp:ro
-     - /:/hostfs:ro
-    network_mode: "host"
-    labels:
-      - "docker.group=monitoring"
-    depends_on:
-      - influxdb
-
-
-  telegraf_net:
-    image: telegraf:1.18
-    restart: unless-stopped
-    volumes:
-     - ./telegraf/telegraf_net.conf:/etc/telegraf/telegraf.conf:ro
-    networks:
-      - monitoring
-      - dockersocket
-    labels:
-      - "docker.group=monitoring"
-    depends_on:
-      - influxdb
-    dns: 
-      - 192.168.16.5
-
 networks:
   monitoring:
   web:
diff --git a/telegraf/docker-compose.yaml b/telegraf/docker-compose.yaml
new file mode 100644
index 0000000..91950d4
--- /dev/null
+++ b/telegraf/docker-compose.yaml
@@ -0,0 +1,36 @@
+version: "3.3"
+services:
+
+  host:
+    image: telegraf:1.18
+    restart: unless-stopped
+    environment:
+      - HOST_MOUNT_PREFIX=/hostfs
+      - HOST_PROC=/hostfs/proc
+      - HOST_SYS=/hostfs/sys
+      - HOST_ETC=/hostfs/etc
+      - HOST_VAR=/hostfs/var
+      - HOST_RUN=/hostfs/run
+    volumes:
+     - ./telegraf_host.conf:/etc/telegraf/telegraf.conf:ro
+     - /var/run/utmp:/var/run/utmp:ro
+     - /:/hostfs:ro
+    network_mode: "host"
+    labels:
+      - "docker.group=telegraf"
+
+  net:
+    image: telegraf:1.18
+    restart: unless-stopped
+    volumes:
+     - ./telegraf_net.conf:/etc/telegraf/telegraf.conf:ro
+    networks:
+      - dockersocket
+    labels:
+      - "docker.group=telegraf"
+    dns: 
+      - ${LOCAL_DNS_SERVER}
+
+networks:
+  dockersocket:
+    external: true
diff --git a/telegraf/influxdb.conf b/telegraf/influxdb.conf
new file mode 100644
index 0000000..9244c34
--- /dev/null
+++ b/telegraf/influxdb.conf
@@ -0,0 +1,12 @@
+[meta]
+  dir = "/var/lib/influxdb/meta"
+
+[data]
+  dir = "/var/lib/influxdb/data"
+  wal-dir = "/var/lib/influxdb/wal"
+  max-concurrent-compactions = 1
+
+[monitor]
+  store-enabled = false
+  store-database = "_internal"
+  store-interval = "10s"
diff --git a/monitoring/telegraf/telegraf_host.conf b/telegraf/telegraf_host.conf
similarity index 100%
rename from monitoring/telegraf/telegraf_host.conf
rename to telegraf/telegraf_host.conf
diff --git a/monitoring/telegraf/telegraf_net.conf b/telegraf/telegraf_net.conf
similarity index 100%
rename from monitoring/telegraf/telegraf_net.conf
rename to telegraf/telegraf_net.conf
diff --git a/monitoring/test-telegraf.sh b/telegraf/test-telegraf.sh
similarity index 100%
rename from monitoring/test-telegraf.sh
rename to telegraf/test-telegraf.sh