From 71261867e0580e410c2dad59c805b22d1647fcc1 Mon Sep 17 00:00:00 2001
From: "Antonio J. Delgado" <ad@susurrando.com>
Date: Thu, 14 Oct 2021 14:18:33 +0300
Subject: [PATCH] Add existing code

---
 defaults/main.yml                    |  3 +++
 handlers/main.yml                    |  5 +++++
 tasks/configure.yml                  | 27 +++++++++++++++++++++++++++
 tasks/install.yml                    | 11 +++++++++++
 tasks/main.yml                       |  5 +++++
 templates/ping_exporter.conf.j2      |  8 ++++++++
 templates/ping_exporter.service.j2   | 14 ++++++++++++++
 templates/ping_exporter_logrotate.j2 |  8 ++++++++
 8 files changed, 81 insertions(+)
 create mode 100644 defaults/main.yml
 create mode 100644 handlers/main.yml
 create mode 100644 tasks/configure.yml
 create mode 100644 tasks/install.yml
 create mode 100644 tasks/main.yml
 create mode 100644 templates/ping_exporter.conf.j2
 create mode 100644 templates/ping_exporter.service.j2
 create mode 100644 templates/ping_exporter_logrotate.j2

diff --git a/defaults/main.yml b/defaults/main.yml
new file mode 100644
index 0000000..711a2b1
--- /dev/null
+++ b/defaults/main.yml
@@ -0,0 +1,3 @@
+---
+# Default values for variables of the role
+# variable_name: value
diff --git a/handlers/main.yml b/handlers/main.yml
new file mode 100644
index 0000000..ee7f240
--- /dev/null
+++ b/handlers/main.yml
@@ -0,0 +1,5 @@
+---
+- name: Restart ping_exporter service
+  service:
+    name: ping_exporter
+    state: restarted
\ No newline at end of file
diff --git a/tasks/configure.yml b/tasks/configure.yml
new file mode 100644
index 0000000..3bf0602
--- /dev/null
+++ b/tasks/configure.yml
@@ -0,0 +1,27 @@
+---
+- name: Ensure ping_exporter is configured
+  template:
+    dest: /etc/ping_exporter.conf
+    src: templates/ping_exporter.conf.j2
+    backup: yes
+  notify: Restart ping_exporter service
+- name: Ensure ping_exporter systemd unit is installed
+  template:
+    dest: /etc/systemd/system/ping_exporter.service
+    src: templates/ping_exporter.service.j2
+    backup: yes
+- name: Ensure ping_exporter service is enabled and running
+  systemd:
+    name: ping_exporter.service
+    state: started
+    enabled: yes
+- name: Ensure Prometheus host can reach ping_exporter
+  ufw:
+    rule: allow
+    port: "{{ ping_exporter['port'] }}"
+    src: "{{ ping_exporter['prometheus_host'] }}"
+- name: Ensure there is a logrotate rule for ping_exporter
+  template:
+    dest: /etc/logrotate.d/ping_exporter
+    src: templates/ping_exporter_logrotate.j2
+    backup: yes
\ No newline at end of file
diff --git a/tasks/install.yml b/tasks/install.yml
new file mode 100644
index 0000000..b84ad0c
--- /dev/null
+++ b/tasks/install.yml
@@ -0,0 +1,11 @@
+---
+- name: Ensure prometheus-ping-exporter is cloned
+  git:
+    repo: ssh://git@repos.susurrando.com:1122/srv/git.repos/ping_exporter.git
+    dest: /var/lib/from_repos/ping_exporter
+    depth: 1
+  notify: Restart ping_exporter service
+- name: Install ping_exporter python requirements
+  pip:
+    requirements: /var/lib/from_repos/ping_exporter/requirements.txt
+  notify: Restart ping_exporter service
\ No newline at end of file
diff --git a/tasks/main.yml b/tasks/main.yml
new file mode 100644
index 0000000..cbe813e
--- /dev/null
+++ b/tasks/main.yml
@@ -0,0 +1,5 @@
+---
+- name: Ensure installation
+  include_tasks: install.yml
+- name: Ensure configuration
+  include_tasks: configure.yml
\ No newline at end of file
diff --git a/templates/ping_exporter.conf.j2 b/templates/ping_exporter.conf.j2
new file mode 100644
index 0000000..b9c3a65
--- /dev/null
+++ b/templates/ping_exporter.conf.j2
@@ -0,0 +1,8 @@
+log_file="{{ ping_exporter['log_file']}}"
+count={{ ping_exporter['count'] }}
+port={{ ping_exporter['port'] }}
+frequency={{ ping_exporter['frequency'] }}
+interval={{ ping_exporter['interval'] }}
+timeout={{ ping_exporter['timeout'] }}
+family="{{ ping_exporter['family'] }}"
+targets={% for target in ping_exporter['targets'] %}"{{ target }}"{% if not loop.last %},{% endif %}{% endfor %}
\ No newline at end of file
diff --git a/templates/ping_exporter.service.j2 b/templates/ping_exporter.service.j2
new file mode 100644
index 0000000..6521822
--- /dev/null
+++ b/templates/ping_exporter.service.j2
@@ -0,0 +1,14 @@
+# Managed by Ansible
+# /etc/systemd/system/ping_exporter.service
+# User service: $HOME/.config/systemd/user/ping_exporter.service
+
+[Unit]
+Description=Ping exporter service
+After=syslog.target network.target auditd.service
+OnFailure=status_email_antoniodelgado@%n.service
+
+[Service]
+ExecStart=/var/lib/from_repos/ping_exporter/ping_exporter/ping_exporter.py --config /etc/ping_exporter.conf
+
+[Install]
+WantedBy=multi-user.target
\ No newline at end of file
diff --git a/templates/ping_exporter_logrotate.j2 b/templates/ping_exporter_logrotate.j2
new file mode 100644
index 0000000..88e49eb
--- /dev/null
+++ b/templates/ping_exporter_logrotate.j2
@@ -0,0 +1,8 @@
+{{ ping_exporter['log_file'] }}
+{
+        rotate 4
+        weekly
+        missingok
+        compress
+        delaycompress
+}
\ No newline at end of file