[Docker] Add env var to skip yarn install if necessary

Author: kerwan

compose.override.yml

@@ -7,11 +7,11 @@ services:
       - "${HTTPS_PORT:-443}:443"
     environment:
       - HTTPS_PORT=${HTTPS_PORT:-443}
-  
+
   certbot:
     environment:
       - SELF_SIGNED=true
-  
+
   router:
     volumes:
       - ./api/public:/app/public
@@ -49,6 +49,7 @@ services:
     volumes:
       - ./front:/usr/src/front:rw,cached,z
     environment:
+      - SKIP_YARN_INSTALL=${SKIP_YARN_INSTALL:-false}
       # On Linux, you may want to comment the following line for improved performance
       - WATCHPACK_POLLING="true"
       - NEXT_PUBLIC_ENTRYPOINT=
@@ -60,12 +61,13 @@ services:
     build:
       context: ./docker/front
       target: gally_example_dev
-      additional_contexts: 
+      additional_contexts:
         front_src: ./front
     volumes:
       - ./front:/usr/src/front:rw,cached,z
     environment:
       - PUBLIC_URL=https://${SERVER_NAME:-gally.localhost}/example
+      - SKIP_YARN_INSTALL=${SKIP_YARN_INSTALL:-false}
 
   e2e:
     extends:
@@ -92,3 +94,4 @@ services:
       - traefik.http.routers.gally-mail-$COMPOSE_PROJECT_NAME-https.rule=Host(`mail.${SERVER_NAME:-gally.localhost}`)
       - traefik.http.routers.gally-mail-$COMPOSE_PROJECT_NAME-https.entrypoints=https
       - traefik.http.routers.gally-mail-$COMPOSE_PROJECT_NAME-https.tls=true
+

docker/front/docker-entrypoint-pwa.sh

@@ -2,21 +2,32 @@
 
 fixuid || :
 
-rm -rf node_modules pwa/node_modules example-app/node_modules
+# Skip node_modules deletion and yarn install if SKIP_INSTALL is set to true
+# This is disabled by default as clean install are often necessary
+# Change this in env file at your own risk with the benefit of speeding up container startup
+if [ "$SKIP_YARN_INSTALL" != "true" ]; then
+    echo "=== STARTING NODE_MODULES DELETION AND YARN INSTALL ==="
+    echo "SKIP_YARN_INSTALL is not set to true"
 
-if [ -d gally-admin ]
-then
-  rm -rf gally-admin/node_modules gally-admin/packages/components/node_modules gally-admin/packages/shared/node_modules
-fi
+  rm -rf node_modules pwa/node_modules example-app/node_modules
+
+  if [ -d gally-admin ]
+  then
+    rm -rf gally-admin/node_modules gally-admin/packages/components/node_modules gally-admin/packages/shared/node_modules
+  fi
 
-yarn install --frozen-lockfile --network-timeout 120000
+  yarn install --frozen-lockfile --network-timeout 120000
 
-if [ -d gally-admin ]
-then
-  cd gally-admin
-  yarn build
-  yarn cache clean
-  cd ..
+  if [ -d gally-admin ]
+  then
+    cd gally-admin
+    yarn build
+    yarn cache clean
+    cd ..
+  fi
+else
+  echo "=== SKIPPING NODE_MODULES DELETION AND YARN INSTALL ==="
+  echo "SKIP_INSTALL is set to true"
 fi
 
 exec $@