From 1d94d5f6e3cf85f1e0be0eb6b45cc1a5f1f27b7f Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Sun, 28 Jan 2024 13:37:07 +0100
Subject: whawty/auth/store: add prometheus metrics for sync

---
 roles/whawty/auth/store/defaults/main.yml            |  1 +
 roles/whawty/auth/store/tasks/sync-client.yml        | 10 +++++++++-
 roles/whawty/auth/store/templates/systemd.service.j2 |  3 ++-
 3 files changed, 12 insertions(+), 2 deletions(-)

(limited to 'roles/whawty')

diff --git a/roles/whawty/auth/store/defaults/main.yml b/roles/whawty/auth/store/defaults/main.yml
index c479c600..5b1ba5a6 100644
--- a/roles/whawty/auth/store/defaults/main.yml
+++ b/roles/whawty/auth/store/defaults/main.yml
@@ -25,3 +25,4 @@
 #       hostname: passwd.example.com
 #       port: 3022
 #       user: sync
+#       prometheus: yes
diff --git a/roles/whawty/auth/store/tasks/sync-client.yml b/roles/whawty/auth/store/tasks/sync-client.yml
index a45e4727..bbd5e8c9 100644
--- a/roles/whawty/auth/store/tasks/sync-client.yml
+++ b/roles/whawty/auth/store/tasks/sync-client.yml
@@ -41,7 +41,15 @@
       {%   endif %}
       {% endif %}
       while true; do
-        /usr/bin/rsync -rtW --delete --delete-delay --delay-updates --partial-dir=.tmp{{ rsync_args | join('') }} -e 'ssh -F "/etc/whawty/auth/.store-{{ item.key }}-sync/ssh_config"' 'rsync://whawty-auth-server/store' '{{ item.value.config.basedir }}'
+        /usr/bin/rsync -rtWi --delete --delete-delay --delay-updates --partial-dir=.tmp{{ rsync_args | join('') }} -e 'ssh -F "/etc/whawty/auth/.store-{{ item.key }}-sync/ssh_config"' 'rsync://whawty-auth-server/store' '{{ item.value.config.basedir }}'
+      {% if (item.value.sync.prometheus | default(False)) %}
+        result=$?
+        now=$(date +"%s")
+        cat <<EOF | sponge /var/lib/prometheus-node-exporter/textfile-collector/whawty-auth-store-sync-{{ item.key }}.prom
+      whawty_auth_store_sync_run{name="{{ item.key }}"} $now
+      whawty_auth_store_sync_exit_code{name="{{ item.key }}"} $result
+      EOF
+      {% endif %}
         sleep 60
       done
     dest: /etc/whawty/auth/.store-{{ item.key }}-sync/run.sh
diff --git a/roles/whawty/auth/store/templates/systemd.service.j2 b/roles/whawty/auth/store/templates/systemd.service.j2
index 7e066901..4a630183 100644
--- a/roles/whawty/auth/store/templates/systemd.service.j2
+++ b/roles/whawty/auth/store/templates/systemd.service.j2
@@ -3,6 +3,7 @@ Description=sync for whawty-auth store {{ item.key }}
 
 [Service]
 Type=simple
+Restart=always
 ExecStart=/etc/whawty/auth/.store-{{ item.key }}-sync/run.sh
 
 # systemd hardening-options
@@ -20,7 +21,7 @@ ProtectHome=true
 ProtectKernelModules=true
 ProtectKernelTunables=true
 ProtectSystem=strict
-ReadWritePaths={{ item.value.config.basedir }}
+ReadWritePaths={{ item.value.config.basedir }}{% if (item.value.sync.prometheus | default(False)) %} /var/lib/prometheus-node-exporter/textfile-collector/{% endif %}{{ '' }}
 RemoveIPC=true
 RestrictNamespaces=true
 RestrictRealtime=true
-- 
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