From b2c730ad291c2683716849b68dffe9a434f4c152 Mon Sep 17 00:00:00 2001
From: Thomas BRIEN <thomas.brien1990@gmail.com>
Date: Mon, 16 Dec 2024 10:43:48 +0100
Subject: [PATCH] [prometheus-postgres-exporter] Use non default database in
 multi-targets

Signed-off-by: Thomas BRIEN <thomas.brien1990@gmail.com>
---
 charts/prometheus-postgres-exporter/Chart.yaml                | 2 +-
 .../templates/servicemonitor.yaml                             | 4 ++++
 charts/prometheus-postgres-exporter/values.yaml               | 1 +
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/charts/prometheus-postgres-exporter/Chart.yaml b/charts/prometheus-postgres-exporter/Chart.yaml
index cd9fb8292052..ad1232ab68d2 100644
--- a/charts/prometheus-postgres-exporter/Chart.yaml
+++ b/charts/prometheus-postgres-exporter/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: "v0.16.0"
 description: A Helm chart for prometheus postgres-exporter
 name: prometheus-postgres-exporter
-version: 6.7.1
+version: 6.8.0
 home: https://github.com/prometheus-community/postgres_exporter
 sources:
 - https://github.com/prometheus-community/postgres_exporter
diff --git a/charts/prometheus-postgres-exporter/templates/servicemonitor.yaml b/charts/prometheus-postgres-exporter/templates/servicemonitor.yaml
index 9dccf089324f..6d7ba837cdeb 100644
--- a/charts/prometheus-postgres-exporter/templates/servicemonitor.yaml
+++ b/charts/prometheus-postgres-exporter/templates/servicemonitor.yaml
@@ -47,7 +47,11 @@ spec:
   {{- end }}
       params:
         target:
+        {{- if .databaseName }}
+          - {{ .endpoint }}:{{ .port | default 5432 }}/{{ .databaseName | default "" }}
+        {{- else }}
           - {{ .endpoint }}:{{ .port | default 5432 }}
+        {{- end }}
         {{- if $.Values.serviceMonitor.multipleTarget.sharedAuthModule.enabled }}
         auth_module:
           - {{ $.Values.serviceMonitor.multipleTarget.sharedAuthModule.name }}
diff --git a/charts/prometheus-postgres-exporter/values.yaml b/charts/prometheus-postgres-exporter/values.yaml
index feb6a9aefff1..db71653907fd 100644
--- a/charts/prometheus-postgres-exporter/values.yaml
+++ b/charts/prometheus-postgres-exporter/values.yaml
@@ -65,6 +65,7 @@ serviceMonitor:
       # - endpoint: pg01.local
       #   name: pg01 (there needs to exist an authModule with key "client.pg01" if not using sharedAuthModule)
       #   port: default 5432
+      #   databaseName: default '' (Set the database name to connect to)
 
 prometheusRule:
   enabled: false