Update prometheus, alertmanager and add a few new optionsHEADmaster

TLS Support for everything if you configure the vars properly.
Blackbox exporter.
Alertmanager discord for sending alerts there via webhooks.

Runit services for all of them.

4 files changed, 142 insertions, 3 deletions

diff --git a/tasks/alertmanager.yml b/tasks/alertmanager.yml
index 4c9e4d3..f89e7ed 100644
--- a/tasks/alertmanager.yml
+++ b/tasks/alertmanager.yml
@@ -12,7 +12,7 @@
     #!/bin/sh
     set -e
     if ! [ -e "{{prometheus_home_dir}}/{{alertmanager_extract_dir}}" ] ; then
-      su - '{{prometheus_user}}' -c 'tar xzf alertmanager-{{alertmanager_version}}.tgz'
+      su - '{{prometheus_user}}' -c 'cd "{{prometheus_home_dir}}"; tar xzf alertmanager-{{alertmanager_version}}.tgz'
       exit 50
     fi
   register: res
diff --git a/tasks/blackbox.yml b/tasks/blackbox.yml
new file mode 100644
index 0000000..c6bcd43
--- /dev/null
+++ b/tasks/blackbox.yml
@@ -0,0 +1,55 @@
+---
+- name: Download Blackbox Exporter
+  get_url:
+    url: "{{blackbox_exporter_url}}"
+    dest: "{{prometheus_home_dir}}/blackbox_exporter-{{blackbox_exporter_version}}.tgz"
+    mode: '0600'
+    owner: "{{prometheus_user}}"
+    checksum: '{{blackbox_exporter_checksum_alg}}:{{blackbox_exporter_checksum}}'
+- set_fact: "blackbox_exporter_extract_dir=blackbox_exporter-{{blackbox_exporter_version}}.{{prometheus_os}}-{{prometheus_architecture}}"
+- name: Extract Blackbox Exporter
+  shell: |
+    #!/bin/sh
+    set -e
+    if ! [ -e "{{prometheus_home_dir}}/{{blackbox_exporter_extract_dir}}" ] ; then
+      su - '{{prometheus_user}}' -c 'cd "{{prometheus_home_dir}}"; tar xzf blackbox_exporter-{{blackbox_exporter_version}}.tgz'
+      exit 50
+    fi
+  register: res
+  changed_when: res is defined and res.rc == 50
+  ignore_errors: true
+  notify: Restart Blackbox Exporter
+- name: Link Blackbox Exporter directroy
+  file:
+    state: link
+    src: '{{blackbox_exporter_extract_dir}}'
+    dest: '{{prometheus_home_dir}}/blackbox_exporter'
+    force: yes
+- name: Write Blackbox Exporter configuration file
+  copy:
+    content: '{{blackbox_exporter_conf | to_nice_yaml}}'
+    dest: '{{prometheus_home_dir}}/conf/blackbox_exporter.yml'
+    owner: '{{prometheus_user}}'
+    mode: '0600'
+  notify: Restart Blackbox Exporter
+  tags:
+    - configuration
+- name: Create Runit Directory
+  file:
+    state: directory
+    dest: /etc/sv/blackbox_exporter
+    owner: root
+    mode: '0755'
+- name: Write runit service
+  template:
+    src: blackbox_exporter.runit
+    dest: /etc/sv/blackbox_exporter/run
+    owner: root
+    mode: '0755'
+  tags:
+    - configuration
+- name: Enable Runit service
+  file:
+    state: link
+    src: /etc/sv/blackbox_exporter
+    dest: /var/service/blackbox_exporter
diff --git a/tasks/discord.yml b/tasks/discord.yml
new file mode 100644
index 0000000..aaf8c9b
--- /dev/null
+++ b/tasks/discord.yml
@@ -0,0 +1,42 @@
+---
+- name: Download Alertmanager Discord
+  get_url:
+    url: "{{alertmanager_discord_url}}"
+    dest: "{{prometheus_home_dir}}/alertmanager_discord.gz"
+    mode: '0600'
+    owner: "{{prometheus_user}}"
+    checksum: 'sha256:{{alertmanager_discord_checksum}}'
+- name: Extract Alertmanager Discord
+  shell: |
+    #!/bin/sh
+    set -e
+    cd "{{prometheus_home_dir}}"
+    gzip -dc < alertmanager_discord.gz > alertmanager_discord
+    if ! [ -x alertmanager_discord ] ; then
+      chmod +x alertmanager_discord
+    fi
+    chown '{{prometheus_user}}' alertmanager_discord
+    exit 50
+  register: res
+  changed_when: res is defined and res.rc == 50
+  ignore_errors: true
+  notify: Restart Alertmanager Discord
+- name: Create Runit Directory
+  file:
+    state: directory
+    dest: /etc/sv/alertmanager_discord
+    owner: root
+    mode: '0755'
+- name: Write runit service
+  template:
+    src: alertmanager_discord.runit
+    dest: /etc/sv/alertmanager_discord/run
+    owner: root
+    mode: '0755'
+  tags:
+    - configuration
+- name: Enable Runit service
+  file:
+    state: link
+    src: /etc/sv/alertmanager_discord
+    dest: /var/service/alertmanager_discord
diff --git a/tasks/main.yml b/tasks/main.yml
index 19ca131..e9a017a 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -30,11 +30,12 @@
     #!/bin/sh
     set -e
     if ! [ -e "{{prometheus_home_dir}}/{{prometheus_extract_dir}}" ] ; then
-      su - '{{prometheus_user}}' -c 'tar xzf prometheus-{{prometheus_version}}.tgz'
+      su - '{{prometheus_user}}' -c 'cd "{{prometheus_home_dir}}"; tar xzf prometheus-{{prometheus_version}}.tgz'
       exit 50
     fi
   register: res
   changed_when: res is defined and res.rc == 50
+  # failed_when: res is defined and ( res.rc != 50 or res.rc != 0 )
   ignore_errors: true
   notify: Restart Prometheus
 - name: Link prometheus directory
@@ -53,13 +54,34 @@
     - prometheus.yml
 - name: Write prometheus configuration file
   copy:
-    content: '{{prometheus_config | to_nice_yaml}}'
+    content: '{{prometheus_config | to_nice_json}}'
     dest: '{{prometheus_home_dir}}/conf/prometheus.yml'
     owner: '{{prometheus_user}}'
     mode: '0600'
   notify: Restart prometheus
   tags:
     - configuration
+- name: Write prometheus web configuration file
+  copy:
+    content: '{{prometheus_web_config | to_nice_json}}'
+    dest: '{{prometheus_home_dir}}/conf/web_conf.yml'
+    owner: '{{prometheus_user}}'
+    mode: '0600'
+  when: prometheus_web_config is defined
+  notify: Restart prometheus
+  tags:
+    - configuration
+- name: Write other config files
+  copy:
+    content: '{{item.content}}'
+    dest: '{{prometheus_home_dir}}/conf/{{item.filename}}'
+    owner: '{{prometheus_user}}'
+    mode: '0600'
+  loop: '{{prometheus_other_config | dict2items(key_name="filename", value_name="content")}}'
+  when: prometheus_other_config is defined
+  notify: Restart prometheus
+  tags:
+    - configuration
 - name: Create Runit Directory
   file:
     state: directory
@@ -72,6 +94,8 @@
     dest: /etc/sv/prometheus/run
     owner: root
     mode: '0755'
+  tags:
+    - configuration
 - name: Enable Runit service
   file:
     state: link
@@ -86,3 +110,21 @@
   tags:
     - alertmanager
   when: alertmanager
+- name: Include Blackbox Exporter tasks
+  include_tasks:
+    file: blackbox.yml
+    apply:
+      tags:
+        - blackbox
+  tags:
+    - blackbox
+  when: blackbox_exporter
+- name: Include Discord tasks
+  include_tasks:
+    file: discord.yml
+    apply:
+      tags:
+        - discord
+  tags:
+    - discord
+  when: alertmanager_discord