proofreading

content/posts/05-build-your-own-docker-swarm-cluster-part-4/index.md

@@ -74,8 +74,10 @@ We are now ready to go for installing phpMyAdmin as GUI DB manager. Thanks to ou
 
 Create a new `phpmyadmin` stack with following :
 
+{{< highlight host="stack" file="phpmyadmin" >}}
+
 ```yml
-version: '3.8'
+version: '3'
 
 services:
   app:
@@ -102,6 +104,8 @@ networks:
     external: true
 ```
 
+{{< /highlight >}}
+
 The important part is `/etc/hosts` in order to allow proper DNS resolving for `data-01` configured in `PMA_HOST` environment variable. This will avoid us from dragging the real IP of data server everywhere...
 
 Deploy it, and you should access to <https://phpmyadmin.sw.dockerswarm.rocks> after few seconds, with full admin access to your MySQL DB !
@@ -197,8 +201,10 @@ sudo chown -R 5050:5050 /mnt/storage-pool/pgadmin/
 
 Finally, create a new `pgadmin` stack with following :
 
+{{< highlight host="stack" file="pgadmin" >}}
+
 ```yml
-version: '3.8'
+version: '3'
 
 services:
   app:
@@ -225,6 +231,8 @@ networks:
     external: true
 ```
 
+{{< /highlight >}}
+
 You'll need both `PGADMIN_DEFAULT_EMAIL` and `PGADMIN_DEFAULT_PASSWORD` variable environment for proper initialization.
 
 Deploy it, and you should access after few seconds to <https://pgadmin.sw.dockerswarm.rocks> with the default logins just above.
@@ -243,6 +251,8 @@ Let's now test our cluster with 3 app samples. We'll deploy them to the worker n
 
 Be free from Google Analytics with Matomo. It's incredibly simple to install with our cluster. Note as Matomo only supports MySQL or MariaDB database. Let's create dedicated storage folder with `sudo mkdir /mnt/storage-pool/matomo` and create following `matomo` stack :
 
+{{< highlight host="stack" file="matomo" >}}
+
 ```yml
 version: '3'
 
@@ -267,6 +277,8 @@ networks:
     external: true
 ```
 
+{{< /highlight >}}
+
 Now we'll creating the `matomo` DB with dedicated user through above *phpMyAdmin*. For that simply create a new `matomo` account and always specify `10.0.0.0/8` inside host field. Don't forget to check *Create database with same name and grant all privileges*.
 
 Then go to <https://matomo.sw.dockerswarm.rocks> and go through all installation. At the DB install step, use the above credentials and use the hostname of your data server, which is `data-01` in our case.
@@ -314,8 +326,10 @@ cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 40 | head -n 1
 
 Next create new following `redmine` stack :
 
+{{< highlight host="stack" file="redmine" >}}
+
 ```yml
-version: '3.8'
+version: '3'
 
 services:
   app:
@@ -347,6 +361,8 @@ networks:
     external: true
 ```
 
+{{< /highlight >}}
+
 Configure `REDMINE_DB_*` with proper above created DB credential and set the random key to `REDMINE_SECRET_KEY_BASE`.
 
 {{< alert >}}
@@ -365,8 +381,10 @@ First connect to pgAdmin and create new n8n user and database. Don't forget *Can
 
 Create storage folder with `sudo mkdir /mnt/storage-pool/n8n` and create new following stack :
 
+{{< highlight host="stack" file="n8n" >}}
+
 ```yml
-version: "3"
+version: '3'
 
 services:
   app:
@@ -396,6 +414,8 @@ networks:
     external: true
 ```
 
+{{< /highlight >}}
+
 And voilà, it's done, n8n will automatically migrate the database and <https://n8n.sw.dockerswarm.rocks> should be soon accessible. Note as we use `admin-auth` middleware because n8n doesn't offer authentication. Use the same Traefik credentials.
 
 [![n8n](n8n.png)](n8n.png)