Mixpost is a Self-Hosted, Open-Source social media management tool. With Mixpost you can easily create, schedule, publish, and manage social media content in one place, with no limits or monthly subscription fees. In this step by step guide I will show you how to install Mixpost on your Synology NAS using Docker & Portainer.

💡Note: This guide works perfectly with the latest Mixpost v1.5.2 release.

• STEP 1

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• STEP 2

Install Portainer using my step by step guide. If you already have Portainer installed on your Synology NAS, skip this STEP. Attention: Make sure you have installed the latest Portainer version.

• STEP 3

Make sure you have a synology.me Wildcard Certificate. Follow my guide to get a Wildcard Certificate. If you already have a synology.me Wildcard certificate, skip this STEP.

• STEP 4

Go to Control Panel / Login Portal / Advanced Tab / click Reverse Proxy. Follow the instructions in the image below.

• STEP 5

Now click the “Create” button. Follow the instructions in the image below.

• STEP 6

After you click the Create button, the window below will open. Follow the instructions in the image below.

On the General area, set the Reverse Proxy Name description: type in Mixpost. After that, add the following instructions:

Source:
Protocol: HTTPS
Hostname: mixpost.yourname.synology.me
Port: 443

Check Enable HSTS

Destination:
Protocol: HTTP
Hostname: localhost
Port: 9831

• STEP 7

On the Reverse Proxy Rules click the Custom Header tab. Click Create and then, from the drop-down menu, click WebSocket. After you click on WebSocket, two Header Names and two Values will be automatically added. Click Save. Follow the instructions in the image below.

• STEP 8

Go to Control Panel / Network / Connectivity tab/ Check Enable HTTP/2 then click Apply. Follow the instructions in the image below.

• STEP 9

Go to Control Panel / Security / Advanced tab/ Check Enable HTTP Compression then click Apply. Follow the instructions in the image below.

• STEP 10

Go to File Station and open the docker folder. Inside the docker folder, create one new folder and name it mixpost. Follow the instructions in the image below.
Note: Be careful to enter only lowercase, not uppercase letters.

• STEP 11

Now create four new folders inside the mixpost folder that you created at STEP 10 and name them db, logs, redis, storage. Follow the instructions in the image below.
Note: Be careful to enter only lowercase, not uppercase letters.

• STEP 12

Right click on the mixpost folder that you have previously created at STEP 11 then click Properties. Follow the instructions in the image below.

• STEP 13

Go to the Permission tab then click Advanced options. From the drop-down menu choose “Make inherited permissions explicit“. Follow the instructions in the image below.

• STEP 14

Select Everyone then click the Edit tab. Follow the instructions in the image below.

• STEP 15

Check all Read and Write Permissions. Click Done. Follow the instructions in the image below.

• STEP 16

After you click Done on STEP 15, check “Apply to this folder, sub-folders and files“. Click Save. Follow the instructions in the image below.

• STEP 17

Log into Portainer using your username and password. On the left sidebar in Portainer, click on Stacks then + Add stack. Follow the instructions in the image below.

• STEP 18

In the Name field type in mixpost. Follow the instructions in the image below.

Note: Copy Paste the code below in the Portainer Stacks Web editor.

version: '3.9'
services:
    mixpost:
        image: inovector/mixpost:latest
        container_name: Mixpost
        environment:
            APP_NAME: Mixpost
            APP_KEY: base64:0IiTThKozTyiN6ke5U37wfwHc5Cv5EmlzSebzG8awOg= # Generate a base64 secret Key.
            APP_URL: https://mixpost.yourname.synology.me
            DB_DATABASE: mixpost
            DB_USERNAME: mixpostuser
            DB_PASSWORD: mixpostpass
        ports:
            - 9831:80
        volumes:
            - /volume1/docker/mixpost/storage:/var/www/html/storage/app:rw
            - /volume1/docker/mixpost/logs:/var/www/html/storage/logs:rw
        depends_on:
             mysql:
               condition: service_healthy
             redis:
               condition: service_healthy
        restart: on-failure:5
        
    mysql:
        image: mysql/mysql-server:8.0
        container_name: Mixpost-DB
        ports:
            - 3306:3306
        environment:
            MYSQL_DATABASE: mixpost
            MYSQL_USER: mixpostuser
            MYSQL_PASSWORD: mixpostpass
        volumes:
            - /volume1/docker/mixpost/db:/var/lib/mysql:rw
        restart: on-failure:5
        
    redis:
        image: redis:latest
        container_name: Mixpost-REDIS
        command: redis-server --appendonly yes --replica-read-only no
        volumes:
            - /volume1/docker/mixpost/redis:/data:rw
        healthcheck:
            test: ["CMD", "redis-cli", "ping"]
            retries: 3
            timeout: 5s
        restart: on-failure:5

Note: Before you paste the code above in the Web editor area below, change the value for APP_KEY and type in your own base64 secret Key. Create one using the following link.
Note: Before you paste the code above in the Web editor area below, change the value for APP_URL and type in your own synology.me DDNS with https:// at the beginning that you have previously created at STEP 6.

• STEP 19

Scroll down on the page until you see a button called Deploy the stack. Click on it. Follow the instructions in the image below. The installation process can take up to a few minutes. It will depend on your Internet speed connection.

• STEP 20

If everything goes right, you will see this message at the top right of your screen: “Success Stack successfully deployed“.

• STEP 21

Go back to STEP 1 or you will deal with karma 🙂.

• STEP 22

Now open your browser and type in your HTTPS/SSL certificate like this https://mixpost.yourname.synology.me In my case it’s https://mixpost.mariushosting.synology.me If everything goes right, you will see the Mixpost Login Page. Type in the default Email and Password then click LOG IN. Follow the instructions in the image below.

⚠️Warning: the default email address is admin@example.com and the default password is changeme

• STEP 23

On the left sidebar click Admin, then Edit profile. Follow the instructions in the image below.

• STEP 24

Change your default Name, Email and Password, then click Save. Follow the instructions in the image below.

• STEP 25

On the left sidebar, click Dashboard, then ADD ACCOUNTS to add Third Part Services. Follow the instructions in the image below.

Enjoy Mixpost!

Note: Check the full Mixpost documentation!

🆘TROUBLESHOOTING

If you encounter issues by using this container, make sure to check out the Common Docker issues article.

Note: Can I run Docker on my Synology NAS? See the supported models.
Note: How to Back Up Docker Containers on your Synology NAS.
Note: Find out how to update the Mixpost container with the latest image.
Note: How to Free Disk Space on Your NAS if You Run Docker.
Note: How to Schedule Start & Stop For Docker Containers.
Note: How to Activate Email Notifications.
Note: How to Add Access Control Profile on Your NAS.
Note: How to Change Docker Containers Restart Policy.
Note: How to Use Docker Containers With VPN.
Note: Convert Docker Run Into Docker Compose.
Note: How to Clean Docker.
Note: How to Clean Docker Automatically.
Note: Best Practices When Using Docker and DDNS.
Note: Some Docker Containers Need WebSocket.
Note: Find out the Best NAS Models For Docker.
Note: Activate Gmail SMTP For Docker Containers.

This post was updated on Wednesday / April 24th, 2024 at 5:22 PM