From 40b2323bbb13e030b60a0efc28b9224d80a82214 Mon Sep 17 00:00:00 2001
From: Bartosz Kupidura <bkupidura@mirantis.com>
Date: Tue, 24 Jan 2017 12:22:44 +0100
Subject: [PATCH] Add telegraf agent to mariadb pod

Change-Id: I5d730e9ad792735ef33d29fa33916f5b7d7c2b06
---
 service/files/telegraf.conf.j2 | 27 +++++++++++++++++++++++++++
 service/mariadb.yaml           | 23 ++++++++++++++++++++++-
 2 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 service/files/telegraf.conf.j2

diff --git a/service/files/telegraf.conf.j2 b/service/files/telegraf.conf.j2
new file mode 100644
index 0000000..4757ce8
--- /dev/null
+++ b/service/files/telegraf.conf.j2
@@ -0,0 +1,27 @@
+[agent]
+  interval = "15s"
+  round_interval = false
+  metric_batch_size = 1000
+  metric_buffer_limit = 10000
+  collection_jitter = "2s"
+  hostname = ""
+  omit_hostname = false
+
+[[outputs.prometheus_client]]
+  listen = ":{{ telegraf.prometheus_output_port.cont }}"
+
+[[inputs.mysql]]
+  servers = ["root:{{ db.root_password }}@tcp({{ network_topology["private"]["address"] }}:{{ mariadb.port.cont }})/"]
+  table_schema_databases = []
+  gather_table_schema = true
+  gather_process_list = true
+  gather_info_schema_auto_inc = false
+  gather_slave_status = false
+  gather_binary_logs = true
+  gather_table_io_waits = true
+  gather_table_lock_waits = true
+  gather_index_io_waits = true
+  gather_event_waits = true
+  gather_file_events_stats = true
+  gather_perf_events_statements = true
+  interval_slow = "10m"
diff --git a/service/mariadb.yaml b/service/mariadb.yaml
index 3a34b88..7169437 100644
--- a/service/mariadb.yaml
+++ b/service/mariadb.yaml
@@ -1,8 +1,14 @@
-dsl_version: 0.1.0
+dsl_version: 0.4.0
 service:
   name: {{ service.database }}
   ports:
     - {{ mariadb.port }}
+  # {% if telegraf is defined %}
+  annotations:
+    service:
+      prometheus.io/scrape: "true"
+      prometheus.io/port: "{{ telegraf.prometheus_output_port.cont }}"
+  # {% endif %}
   containers:
     - name: mariadb
       image: mariadb
@@ -28,6 +34,18 @@ service:
           - mariadb-readiness
           - mariadb-bootstrap
           - mariadb-security-reset.expect
+    # {% if telegraf is defined %}
+    - name: mariadb-telegraf
+      image: telegraf
+      daemon:
+        dependencies:
+          - etcd
+          - mariadb
+        command: telegraf --config /etc/telegraf/telegraf.conf --input-filter mysql
+        files:
+          - telegraf-conf
+    # {% endif %}
+
 files:
   mariadb-my-cnf:
     path: /etc/mysql/my.cnf
@@ -44,3 +62,6 @@ files:
     path: /opt/ccp/bin/mariadb-security-reset.expect
     content: mariadb-security-reset.expect
     perm: "755"
+  telegraf-conf:
+    path: /etc/telegraf/telegraf.conf
+    content: telegraf.conf.j2