automated mongodb + mongo-express deployment with user creation

Makefile

@@ -15,8 +15,10 @@ OUTPUT = "file"
 OUTDIR = "/home/voje/workdir/test_out"
 DBADDR = ""
 
-DB_ADM_USER = testuser
-DB_ADM_PASS = testpass
+DB_ADM_USER = testadmin
+DB_ADM_PASS = testadminpass
+DB_USR_USER = testuser
+DB_USR_PASS = testuserpass
 export
 
 .PHONY: dev-env preflight

dockerfiles/database/Dockerfile

@@ -0,0 +1,5 @@
+FROM mongo:latest
+
+WORKDIR /
+COPY init_inside_container.sh /.
+COPY create.js /.

dockerfiles/database/Makefile

@@ -4,20 +4,31 @@
 
 # mongo admin -u root -p password --eval "db.getSiblingDB('vlDB').addUser('vluser', 'password')"
 
-.PHONY: start_db
-
 STACKNAME = dbstack
 
-all: run_stack create_users
+.PHONY: start_db FORCE
+
+all: build_mongo run_stack create_users
+
+info:
+	echo "[*] RUN THIS A FEW TIMES (THE STACK NEEDS TIME TO CLEAN UP AND TO SPIN UP THE NODES)"
+
+create.js: FORCE
+
+FORCE:
+	echo 'db.auth("$(DB_ADM_USER)", "$(DB_ADM_PASS)")' > create.js
+	echo 'use valdb' >> create.js
+	echo 'db.createUser({user: "$(DB_USR_USER)", pwd: "$(DB_USR_PASS)", roles: ["readWrite"]})' >> create.js
+
+build_mongo: create.js
+	docker build . -t my-mongo --no-cache
+
+clean_stack:
+	docker stack rm $(STACKNAME)
 
 run_stack:
 	docker stack deploy --compose-file mongodb-stack.yml $(STACKNAME)
 
-create.js:
-	echo -e 'db.auth("$(DB_ADM_USER)", "$(DB_ADM_PASS)")\n \
-		use valdb\n \
-		db.createUser({user: "kristjan", pwd: "password", roles: ["readWrite"]})' > create.js
-
 create_users: create.js
-	docker exec $(shell ./get_container_name.sh) mongo admin < create.js
+	docker exec $(shell ./get_container_name.sh) /init_inside_container.sh
 	# rm create.js

dockerfiles/database/README.md

@@ -0,0 +1,3 @@
+# Some caveats
+* Access mongo-express using `0.0.0.0:8087` instead of `localhost:...`.  
+* Run make from the root Makefile `make database`. You might need to run it several times (wait for conatiners to come up, etc.).  

dockerfiles/database/create.js

@@ -1,5 +1,3 @@
-db.auth("testuser", "testpass")
- \
+db.auth("testadmin", "testadminpass")
 use valdb
- \
-	db.createUser({user: "kristjan", pwd: "password", roles: ["readWrite"]})
+db.createUser({user: "testuser", pwd: "testuserpass", roles: ["readWrite"]})

dockerfiles/database/get_container_name.sh

@@ -1,2 +1,2 @@
 #!/bin/bash
-docker ps | grep mongo:latest | awk '{print $1}'
+docker ps | grep my-mongo | awk '{print $1}'

dockerfiles/database/init_inside_container.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+mongo admin < /create.js

dockerfiles/database/mongodb-stack.yml

@@ -2,8 +2,8 @@ version: '3.1'
 
 services:
 
-  mongo:
-    image: mongo
+  my-mongo:
+    image: my-mongo
     restart: always
     environment:
       MONGO_INITDB_ROOT_USERNAME: ${DB_ADM_USER}
@@ -13,7 +13,8 @@ services:
     image: mongo-express
     restart: always
     ports:
-      - 8081:8081
+      - 8087:8081
     environment:
       ME_CONFIG_MONGODB_ADMINUSERNAME: ${DB_ADM_USER}
       ME_CONFIG_MONGODB_ADMINPASSWORD: ${DB_ADM_PASS}
+      ME_CONFIG_MONGODB_SERVER: my-mongo