🐛 Fix: postgres query exporter staying disconnected when postgres is (briefly) offline (ITISFoundation#1207)

* wip

* Add csi-s3 and have portainer use it

* Change request @Hrytsuk 1GB max portainer volume size

* Arch Linux Certificates Customization

* Fix pgsql exporter failure

* [Kubernetes] Introduce on-prem persistent Storage (Longhorn) 🎉  (ITISFoundation#979)

* Introduce longhorn chart

* Further longhorn configuration

* Longhorn: further settings configuration

* Fix longhorn configuration bugs

Extra: introduce longhorn pv vales for portainer

* Add comment for deletion longhorn

* Further longhorn configuration

* Add README.md for Longhorn wit FAQ

* Update Longhorn readme

* Update readme

* Futher LH configuration

* Update LH's Readme

* Update Longhorn Readme

* Improve LH's Readme

* LH: Reduce reserved default disk space to 5%

Since we use a dedicated disk for LH, we can go ahead with 5%

* Use values to set Longhorn storage class

* Update LH's Readme

* LH Readme: add requirements reference

* PR Review: bring back portainer s3 pv

* LH: decrease portinaer volume size

* Experimental: Try to add tracing to simcore-traefik on master

* Fixes ITISFoundation/osparc-simcore#7363

* Arch Linux Certificates Customization - 2

* Fix disconnect of postgres querry exporter

* fix

---------

Co-authored-by: Dustin Kaiser <[email protected]>
Co-authored-by: YH <[email protected]>

Author: mrnicegyu11

services/monitoring/docker-compose.yml.j2

@@ -301,7 +301,7 @@ services:
       - prometheus-port=9400
 
   pgsql-query-exporter:
-    image: ghcr.io/albertodonato/query-exporter:sha-a1d908e
+    image: ghcr.io/albertodonato/query-exporter:sha-685d8ed
     volumes: []
     dns:
       - 8.8.8.8
@@ -311,6 +311,9 @@ services:
     networks:
       - monitored
       - public
+    environment:
+      - POSTGRES_HOST=${POSTGRES_HOST}
+      - POSTGRES_PORT=${POSTGRES_PORT}
     extra_hosts: []
     deploy:
       labels:
@@ -326,6 +329,13 @@ services:
         reservations:
           memory: 64M
           cpus: "0.1"
+    healthcheck:
+      test: ["CMD", "bash", "-c", "timeout 3 bash -c '</dev/tcp/$POSTGRES_HOST/$POSTGRES_PORT'"]
+      timeout: 5s
+      retries: 3
+      interval: 10s
+      start_period: 40s
+
   postgres-exporter:
     image: bitnami/postgres-exporter:0.17.1
     networks: