Make it easier to run Openverse from an offline media

docker/.gitignore

@@ -0,0 +1 @@
+images/

docker/justfile

@@ -0,0 +1,39 @@
+set dotenv-load := false
+
+COLOR := "\\033[0;35m"
+NO_COLOR := "\\033[0m"
+
+# Show all available recipes
+@_default:
+    printf "\n{{ COLOR }}# Docker (path: \`docker/\`)\n"
+    printf "=========================={{ NO_COLOR }}\n"
+    just --list --unsorted
+
+################
+# Offline mode #
+################
+
+# Save all Docker images needed for all services
+save:
+    #!/usr/bin/env bash
+    mkdir -p images/;
+    git grep "image:" \
+    | grep "compose.yml" \
+    | grep --invert-match "openverse" \
+    | awk 'NF>1{print $NF}' \
+    | while read line; do
+        name="docker/images/"$(echo $line | sed 's:/:-:g')".tar.gz";
+        echo "Exporting image $line to file $name";
+        docker image pull --quiet $line;
+        docker image save $line | gzip > $name;
+      done
+
+# Load all images saved in the `images/` dir
+load:
+    #!/usr/bin/env bash
+    ls images/ \
+    | while read line; do
+        name="images/"$line;
+        echo "Importing image from $name";
+        docker image load < $name;
+      done

justfile

@@ -14,6 +14,7 @@ DC_USER := env_var_or_default("DC_USER", "opener")
 @_default:
     just --list --unsorted
     cd packages/python/openverse-attribution && just
+    cd docker/ && just
     cd docker/cache && just
     cd docker/nginx && just
     cd docker/es && just
@@ -146,6 +147,15 @@ lint-codeowners checks="stable":
     ([ ! -f ingestion_server/.env ] && cp ingestion_server/env.template ingestion_server/.env) || true
     ([ ! -f api/.env ] && cp api/env.template api/.env) || true
 
+# Delete `.env` files
+unenv:
+    rm \
+        .env \
+        docker/minio/.env \
+        catalog/.env \
+        ingestion_server/.env \
+        api/.env
+
 ##########
 # Docker #
 ##########