From 31fb1dc94e203268b76da7fe91ca84297e84e592 Mon Sep 17 00:00:00 2001
From: alesharik <alesharik4@gmail.com>
Date: Sun, 7 Jul 2024 12:30:49 +0300
Subject: [PATCH] feat(loki): move retention config to vars

---
 roles/loki/README.md             |  6 ++++++
 roles/loki/defaults/main.yaml    |  8 +++++++-
 roles/loki/templates/config.yaml | 10 +++-------
 3 files changed, 16 insertions(+), 8 deletions(-)

diff --git a/roles/loki/README.md b/roles/loki/README.md
index bfab484..51ea1b7 100644
--- a/roles/loki/README.md
+++ b/roles/loki/README.md
@@ -20,6 +20,12 @@ loki:
   tls_hostname: loki.infra.local # server hostname for DNS SAN in TLS cert
   clients: # generate TLS creds for:
     - grafana
+  retention:
+    retention_period: 30d # required, max retention
+    retention_stream: # configure retention for specific log sets
+      - selector: '{container_name="nginx-proxy"}'
+        priority: 1
+        period: 24h
 ```
 
 ### Effects
diff --git a/roles/loki/defaults/main.yaml b/roles/loki/defaults/main.yaml
index 1d72245..ba0856c 100644
--- a/roles/loki/defaults/main.yaml
+++ b/roles/loki/defaults/main.yaml
@@ -4,4 +4,10 @@ loki:
   version: 2.7.4
   tls_hostname: loki.infra.local
   clients:
-    - grafana
\ No newline at end of file
+    - grafana
+  retention:
+    retention_period: 30d
+    retention_stream:
+      - selector: '{container_name="nginx-proxy"}'
+        priority: 1
+        period: 24h
\ No newline at end of file
diff --git a/roles/loki/templates/config.yaml b/roles/loki/templates/config.yaml
index 40515bf..ed67032 100644
--- a/roles/loki/templates/config.yaml
+++ b/roles/loki/templates/config.yaml
@@ -37,18 +37,14 @@ compactor:
   retention_delete_worker_count: 150
 
 limits_config:
-  retention_period: 30d
-  retention_stream:
-  - selector: '{container_name="nginx-proxy"}'
-    priority: 1
-    period: 24h
+  {{ loki.retention | to_yaml(ident=2) }}
 
 chunk_store_config:
-  max_look_back_period: 30d
+  max_look_back_period: {{ loki.retention.retention_period }}
 
 table_manager:
   retention_deletes_enabled: true
-  retention_period: 30d
+  retention_period: {{ loki.retention.retention_period }}
 
 schema_config:
   configs: