Describe volume mapping

.dockerignore

@@ -1,4 +1,5 @@
 .git
+.gitignore
 .stuff
 .bundle
 tmp/*
@@ -6,6 +7,7 @@ log/*
 target
 uploads/*
 coverage
+volumes
 Dockerfile
 docker-compose.yml
 a2png/main.js
@@ -16,4 +18,4 @@ a2png/target
 config/asciinema.yml
 config/database.yml
 .env
-.env.*
+.env.*

.gitignore

@@ -37,3 +37,5 @@ pom.xml.asc
 /profiles.clj
 /dev/resources/local.edn
 /dev/src/local.clj
+
+/volumes

docker-compose.yml

@@ -1,22 +1,12 @@
 version: '2'
 
-# Quickstart:
-#   docker-compose run --rm db_init
-#   docker-compose up -d web
-
-# To cleanup:
-#   docker-compose stop && docker-compose rm
-
 services:
   postgres:
     image: postgres
     container_name: asciinema_postgres
     restart: unless-stopped
-
-    ### Uncomment to enable DB persistence
-    # volumes:
-    #   - ./postgres:/var/lib/postgresql/data
-
+    volumes:
+      - ./volumes/postgres:/var/lib/postgresql/data
     ### See https://hub.docker.com/_/postgres/ for more
     ### configuration options for this image.
 
@@ -24,11 +14,8 @@ services:
     image: redis
     container_name: asciinema_redis
     restart: unless-stopped
-
-    ### Uncomment to enable Redis persistence
-    # volumes:
-    #   - ./redis:/data
-
+    volumes:
+      - ./volumes/redis:/data
     ### See https://hub.docker.com/_/redis/ for more
     ### configuration options for this image.
 
@@ -44,14 +31,14 @@ services:
     env_file: .env.production
     command: "bundle exec sidekiq"
     volumes:
-      - /tmp/asciinema/uploads:/app/uploads
+      - ./uploads:/app/uploads
+      - ./log:/app/log
 
   smtp:
     image: namshi/smtp
     container_name: asciinema_smtp
     restart: unless-stopped
     env_file: .env.production
-
     ### See https://github.com/namshi/docker-smtp for more SMTP configuration
     ### options for this image.
 
@@ -70,4 +57,5 @@ services:
     ports:
       - "3000:80"
     volumes:
-      - /tmp/asciinema/uploads:/app/uploads
+      - ./uploads:/app/uploads
+      - ./log:/app/log

docs/INSTALL.md

@@ -99,6 +99,16 @@ variables to the config file.
 by default. You can set these so they point to your existing services. Look at
 "Service Requirements" above for minimum versions supported.
 
+### Specify volume mappings
+
+The container has two volumes, for user uploads and for application logs. The
+default `docker-compose.yml` maps them to the repository's `uploads` and `log`
+directories, you may wish to put them somewhere else.
+
+Likewise, the PostgreSQL and Redis images have data volumes that you may wish to
+map somewhere where you know how to find them and back them up. By default
+they're mapped inside repository's `volumes` directory.
+
 ### Initialize the database
 
 Now, once you have the config file ready, create database schema and seed it