From 22dd9bfb3d2af34fbc065d5e2453484a8135039c Mon Sep 17 00:00:00 2001
From: Jannik Beyerstedt <code@jannikbeyerstedt.de>
Date: Sun, 2 May 2021 18:19:11 +0200
Subject: [PATCH] Add FreeBSD support

---
 handlers/main.yml          | 17 -----------------
 tasks/cronmails.yml        |  1 +
 tasks/telegraf-FreeBSD.yml | 31 +++++++++++++++++++++++++++++++
 tasks/telegraf.yml         | 19 ++++++++++++++++---
 templates/sshd_config.j2   |  2 ++
 templates/telegraf.conf.j2 | 11 ++++++++++-
 6 files changed, 60 insertions(+), 21 deletions(-)
 create mode 100644 tasks/telegraf-FreeBSD.yml

diff --git a/handlers/main.yml b/handlers/main.yml
index 333f373..05af407 100644
--- a/handlers/main.yml
+++ b/handlers/main.yml
@@ -6,23 +6,6 @@
     name: ssh
     state: restarted
 
-- name: Enable telegraf
-  service:
-    name: telegraf
-    enabled: yes
-
-- name: Restart telegraf
-  service:
-    name: telegraf
-    state: restarted
-
-- name: Enable and restart telegraf
-  become: yes
-  service:
-    name: telegraf
-    state: restarted
-    enabled: yes
-
 - name: Enable caddy
   service:
     name: caddy
diff --git a/tasks/cronmails.yml b/tasks/cronmails.yml
index ffff41a..3841aa2 100644
--- a/tasks/cronmails.yml
+++ b/tasks/cronmails.yml
@@ -8,6 +8,7 @@
     - "cronmails-{{ ansible_distribution }}.{{ ansible_distribution_release }}.yml"
     - "cronmails-{{ ansible_distribution }}.yml"
     - "cronmails-{{ (override_os_family is defined) | ternary(override_os_family,ansible_os_family) }}.yml"
+  ignore_errors: true
 
 # Set cronjob env variables/ settings
 - name: cronmails - Crontab set path
diff --git a/tasks/telegraf-FreeBSD.yml b/tasks/telegraf-FreeBSD.yml
new file mode 100644
index 0000000..715da16
--- /dev/null
+++ b/tasks/telegraf-FreeBSD.yml
@@ -0,0 +1,31 @@
+---
+# Server/Telegraf: Install and Setup Telegraf Monitoring - FreeBSD Version
+
+- name: telegraf - Install telegraf
+  become: yes
+  ansible.builtin.package:
+    name: telegraf
+    state: latest
+
+# # Install SNMP utilities for telegraf monitoring
+# - name: telegraf - Install SNMP utilities
+#   become: yes
+#   ansible.builtin.package:
+#     name: "{{ packages }}"
+#     state: present
+#   vars:
+#     packages:
+#       - snmp
+#       - snmp-mibs-downloader
+#   when: telegraf_ubnt_ns_ips is defined
+
+- name: telegraf - Install SNMP utilities
+  become: yes
+  ansible.builtin.package:
+    name: "{{ packages }}"
+    state: present
+  vars:
+    packages:
+      - snmp
+      - snmp-mibs-downloader
+  when: telegraf_ubnt_ns_ips is defined
diff --git a/tasks/telegraf.yml b/tasks/telegraf.yml
index 29fb3a2..e499a96 100644
--- a/tasks/telegraf.yml
+++ b/tasks/telegraf.yml
@@ -33,10 +33,23 @@
   when: telegraf_ubnt_ns_ips is defined
 
 # Configure
-- name: telegraf - Copy telegraf config
+- name: telegraf - Copy telegraf config (Linux)
   become: yes
   template:
     src: "{{ role_path }}/templates/telegraf.conf.j2"
     dest: /etc/telegraf/telegraf.conf
-  notify:
-    - Enable and restart telegraf
+  when: (override_os_family is defined) | ternary(override_os_family,ansible_os_family) != "FreeBSD"
+
+- name: telegraf - Copy telegraf config (FreeBSD)
+  become: yes
+  template:
+    src: "{{ role_path }}/templates/telegraf.conf.j2"
+    dest: /usr/local/etc/telegraf.conf
+  when: (override_os_family is defined) | ternary(override_os_family,ansible_os_family) == "FreeBSD"
+
+- name: telegraf - Enable and restart telegraf
+  become: yes
+  service:
+    name: telegraf
+    state: restarted
+    enabled: yes
diff --git a/templates/sshd_config.j2 b/templates/sshd_config.j2
index 6473957..38fce05 100644
--- a/templates/sshd_config.j2
+++ b/templates/sshd_config.j2
@@ -65,6 +65,8 @@ AcceptEnv LANG LC_*
 # Log sftp level file access (read/write/etc.) that would not be easily logged otherwise.
 {% if ((override_os_family is defined) | ternary(override_os_family,ansible_os_family)) == 'Centos' %}
 Subsystem sftp  /usr/libexec/openssh/sftp-server -f AUTHPRIV -l INFO
+{% elif ((override_os_family is defined) | ternary(override_os_family,ansible_os_family)) == 'FreeBSD' %}
+Subsystem sftp  /usr/libexec/sftp-server
 {% else %}
 Subsystem sftp  /usr/lib/openssh/sftp-server -f AUTHPRIV -l INFO
 {% endif %}
diff --git a/templates/telegraf.conf.j2 b/templates/telegraf.conf.j2
index 3a7d899..851902e 100644
--- a/templates/telegraf.conf.j2
+++ b/templates/telegraf.conf.j2
@@ -32,7 +32,7 @@
 # Read metrics about disk usage by mount point
 [[inputs.disk]]
   # By default, telegraf gather stats for all mountpoints.
-  mount_points = ["/", "/mnt/volume-nbg1-1"]
+  mount_points = ["/", "/mnt/volume-nbg1-1", "/zroot", "/zfspool/zfsstore"]
   ignore_fs = ["tmpfs", "devtmpfs", "devfs", "overlay", "aufs", "squashfs"]
   fieldpass = ["total", "free", "used_percent"]
 
@@ -83,3 +83,12 @@
   data_type = "integer"
   name_override = "cpu_temp"
 {% endif %}
+
+{% if ((override_os_family is defined) | ternary(override_os_family,ansible_os_family)) == 'FreeBSD' %}
+# Read metrics of ZFS from arcstats, zfetchstats, vdev_cache_stats, and pools
+[[inputs.zfs]]
+  ## By default, telegraf gather all zfs stats
+  kstatMetrics = ["arcstats", "zfetchstats", "vdev_cache_stats"]
+  ## By default, don't gather zpool stats
+  poolMetrics = true
+{% endif %}