From fe61216f95208d419c4824296bb90b1c05711d74 Mon Sep 17 00:00:00 2001
From: Alexey Skobkin <skobkin-ru@ya.ru>
Date: Wed, 6 Mar 2024 21:44:58 +0300
Subject: [PATCH] redis. Adding persistence.

---
 redis/.env.dist          | 6 +++++-
 redis/data/.gitignore    | 2 ++
 redis/docker-compose.yml | 9 ++++-----
 3 files changed, 11 insertions(+), 6 deletions(-)
 create mode 100644 redis/data/.gitignore

diff --git a/redis/.env.dist b/redis/.env.dist
index a4a2e70..5a5f99a 100644
--- a/redis/.env.dist
+++ b/redis/.env.dist
@@ -1,7 +1,11 @@
 # https://hub.docker.com/_/redis
 
 # Uncomment to use directory binding instead of docker volume (almost always not needed)
-#DATA_PATH=/some/path
+HOST_DATA_DIR=./data
+# https://redis.io/docs/management/persistence/#snapshotting
+PERSISTENCE_PERIOD_SEC=60
+PERSISTENCE_MIN_OPS=1
+LOG_LEVEL=warning
 
 LOG_MAX_SIZE=5m
 LOG_MAX_FILE=5
diff --git a/redis/data/.gitignore b/redis/data/.gitignore
new file mode 100644
index 0000000..a68d087
--- /dev/null
+++ b/redis/data/.gitignore
@@ -0,0 +1,2 @@
+/*
+!/.gitignore
diff --git a/redis/docker-compose.yml b/redis/docker-compose.yml
index 646a8ce..22f0bdf 100644
--- a/redis/docker-compose.yml
+++ b/redis/docker-compose.yml
@@ -1,10 +1,13 @@
-version: '3.7'
+version: '3.8'
 
 services:
   redis:
     # https://hub.docker.com/_/redis
     image: redis:alpine
     container_name: redis
+    command: "redis-server --save ${PERSISTENCE_PERIOD_SEC:-60} ${PERSISTENCE_MIN_OPS:-1} --loglevel ${LOG_LEVEL:-warning}"
+    volumes:
+      - "${HOST_DATA_DIR:-./data}:/data"
     ports:
       - "127.0.0.1:6379:6379/tcp"
     env_file: .env
@@ -14,7 +17,3 @@ services:
       options:
         max-size: "${LOG_MAX_SIZE:-5m}"
         max-file: "${LOG_MAX_FILE:-5}"
-
-#volumes:
-#  redis_data:
-#    name: redis_data