From e06fd4ab8ed0cb6d3f12c98ed0c9fad9bcde7e43 Mon Sep 17 00:00:00 2001
From: Nemo <me@captnemo.in>
Date: Sat, 6 Jan 2018 15:55:39 +0530
Subject: [PATCH] Adds prometheus monitoring

---
 monitoring/config/prometheus.yml |  7 ++++++-
 monitoring/data.tf               |  4 ++++
 monitoring/images.tf             | 10 +++++-----
 monitoring/transmission.tf       | 16 ++++++++++++++++
 monitoring/variables.tf          |  4 ----
 5 files changed, 31 insertions(+), 10 deletions(-)
 create mode 100644 monitoring/transmission.tf

diff --git a/monitoring/config/prometheus.yml b/monitoring/config/prometheus.yml
index 85b0d8f..5cfe42a 100644
--- a/monitoring/config/prometheus.yml
+++ b/monitoring/config/prometheus.yml
@@ -6,7 +6,7 @@ global:
 scrape_configs:
   - job_name: "prometheus"
     static_configs:
-      - targets: ["prometheus:9090"]
+      - targets: ["localhost:9090"]
 
   - job_name: "node"
     scrape_interval: 5s
@@ -18,5 +18,10 @@ scrape_configs:
     static_configs:
       - targets: ['cadvisor:8080']
 
+  - job_name: 'transmission'
+    scrape_interval: 5s
+    static_configs:
+      - targets: ['transmission-exporter:19091']
+
 rule_files:
 - "alert.rules"
diff --git a/monitoring/data.tf b/monitoring/data.tf
index 9a192aa..9852676 100644
--- a/monitoring/data.tf
+++ b/monitoring/data.tf
@@ -13,3 +13,7 @@ data "docker_registry_image" "prometheus" {
 data "docker_registry_image" "nodeexporter" {
   name = "prom/node-exporter"
 }
+
+data "docker_registry_image" "transmission-exporter" {
+  name = "captn3m0/transmission-exporter"
+}
diff --git a/monitoring/images.tf b/monitoring/images.tf
index 2a7d60d..46b903d 100644
--- a/monitoring/images.tf
+++ b/monitoring/images.tf
@@ -8,12 +8,12 @@ resource "docker_image" "prometheus" {
   pull_triggers = ["${data.docker_registry_image.prometheus.sha256_digest}"]
 }
 
-# resource "docker_image" "alertmanager" {
-#   name          = "${data.docker_registry_image.alertmanager.name}"
-#   pull_triggers = ["${data.docker_registry_image.alertmanager.sha256_digest}"]
-# }
-
 resource "docker_image" "nodeexporter" {
   name          = "${data.docker_registry_image.nodeexporter.name}"
   pull_triggers = ["${data.docker_registry_image.nodeexporter.sha256_digest}"]
 }
+
+resource "docker_image" "transmission-exporter" {
+  name          = "${data.docker_registry_image.transmission-exporter.name}"
+  pull_triggers = ["${data.docker_registry_image.transmission-exporter.sha256_digest}"]
+}
diff --git a/monitoring/transmission.tf b/monitoring/transmission.tf
new file mode 100644
index 0000000..c3e0018
--- /dev/null
+++ b/monitoring/transmission.tf
@@ -0,0 +1,16 @@
+# Transmission Exporter for prometheus
+# https://github.com/metalmatze/transmission-exporter
+resource docker_container "transmission-exporter" {
+  name  = "transmission-exporter"
+  image = "${docker_image.transmission-exporter.latest}"
+
+  links = ["transmission"]
+
+  env = [
+    "TRANSMISSION_ADDR=http://transmission:9091"
+  ]
+
+  restart               = "unless-stopped"
+  destroy_grace_seconds = 10
+  must_run              = true
+}
diff --git a/monitoring/variables.tf b/monitoring/variables.tf
index 5afcf1c..7f698e3 100644
--- a/monitoring/variables.tf
+++ b/monitoring/variables.tf
@@ -2,10 +2,6 @@ variable "gf-security-admin-password" {
   type = "string"
 }
 
-# variable "email" {
-#   type = "string"
-# }
-
 variable "domain" {
   type = "string"
 }