Upgrading from old ghost to ghost 1.x without CLI

Upgrading from old ghost to ghost 1.x without CLI

This builds on the super helpful posts by Kevin, and Tom post on the same topic.

We run multiple light-traffic ghost instances at Karma Computing, so the Ghost CLI isn't really helpful for our use-case because it dosn't allow multiple instances (yet). This post exmplains how to install Ghost without the ghost tool, and then post 2 how to run multiple instances with systemd.

1. Take a backup

Backup your current ghost directory, and check it. No excuses.

2. Export your content

From your old ghost blog use the export function to get a JSON export of your posts:
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Now we're ready to start setting up ghost 1.x without the need for the ghost cli.

Installing Ghost without ghost CLI

We assume a ubuntu 16.04 LTS box with no yarn or nvm installed yet

Install NVM (Node Version Manager)

Note: Installing node version manager (NVM) is not required. It helps if you're working with multiple node projects requiring different node versions. If you find yourself stuck between needing node version x for project 1 and node version y for another, then you need nvm.

Download & install nvm:

Review source before blindly running:

curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.8/install.sh | bash

To 'activate' nvm in your current terminal session run the following (or just close and reopen your terminal):

export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" # This loads nvm
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"  # This loads nvm bash_completion

The above ads nvm to your local environment, mening when you type nvm your PATH is pointing to the nvm executable. Learn more.

Get the latest version of node:

nvm install node

At the time of wrtiting this will set your node version to 9.6.1, but this was too new for Ghost. Therefore using nvm we can switch to a lower version of node.

amperize@0.3.7: The engine "node" is incompatible with this module. Expected version "^4.5.0 || ^6.9.0 || ^8.9.0".

To switch to node version 8.9.0:

nvm install 8.9.0

The nvm install instruction will download and activate the specified version of node. TAren't you glad you have nvm now!

Install Yarn

The yarn install instructions at the time of writing are:

curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -

Add the source list:

echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list

Get the Yarn package list

sudo apt-get update

Install yarn. Note, as we're using nvm, we can skip install-recommends:

sudo apt-get install --no-install-recommends yarn

Add nodejs as an alias:

vim ~/.bashrc

Add alias nodejs=node to the bottom of your ~/.bashrc file. More about bashrc.

If you wern't using nvm then you'd simply do sudo apt-get install yarn

Congrats, you have yarn.

Begin installing Ghost

Not you've got node & yarn installed we can install ghost using Yarn, without the need for the ghost cli.

Initialise the yarn project

yarn init

Fill in as desired, or just leave defaults.

Import Ghost@latest into the project

yarn add ghost@latest --save

Change Ghost 1.x production config database & port

Ghost uses nconf to manage different local/production settings. This tutotial sets up the production settings choosing sqlite at the database.

The ghost team have warned that they may start favoring mysql in the future. So just a heads up there. For us, the simplicity of simple sqlite databaes makes sense for light-traffic sites.

Setup production congig using core's template

Copy the config.development.json file into your main project folder renaming it to production: We need to edit it to set the database, url and port settings.

cp node_modules/ghost/core/server/config/env/config.development.json config.production.json

Edit your config file, this example sets the port to 2369, and the database to sqlite3.

{
    "url": "http://blog.example.com",
    "server": {
        "host":"127.0.0.1",
        "port": 2369
    },
    "database": {
        "client": "sqlite3",
        "connection": {
            "filename": "content/data/ghost.db"
        },
        "debug": false
    },
    "auth": {
        "type": "password"
    },
    "paths": {
        "contentPath": "content"
    },
    "logging": {
        "level": "info",
        "rotation": {
            "enabled" :true
        },
        "transports": ["file", "stdout"]
    },
    "privacy": {
        "useRpcPing": false,
        "useUpdateCheck": true
    },
    "useMinFiles": true,
    "caching": {
        "theme": {
            "maxAge": 0
        },
        "admin": {
            "maxAge": 0
        }
    }   
}

Note that we've removed the trailing slash "/" from "content" in the paths setting. This causes ghost to look in your root directory for content, and not within node_modules. Thanks Kevin for pointing this out.

Create an index.js file for Ghost

Given we've imported Ghost using yarn just like any other module, we need to import in and run the server. This index file is where our package.json main points to:

index.js:

var ghost = require('ghost');
var path = require('path');

ghost().then(function (ghostServer) {
    ghostServer.start();
});

Copy over the content directly to your base directory

Use the existing ghost content directoy in node_modules as a templte for your own content folder:

cp -r node_modules/ghost/content ./

Install knex-migrator

knex-migrator will eventually populatate your initial database schema. Install it first!

npm install -g knex-migrator

Now run the migrations to setup the required tablesin the sqlite3 database:

NODE_ENV=production knex-migrator init --mgpath node_modules/ghost

Success looks like this:

Ghost 1.x with sqlite3 knex-migrator

Start ghost

You're now ready to start ghost:

NODE_ENV=production node index.js

Visit example.com/ghost to complete the setup steps.

Import your old blog content

Then visit the Labs section and re-import the content you backed-up earlier from your old blog:

Ghost upload backup

Be sure to change the file options from Zip to 'All files' else you don't see your .json backup from older ghost exports.

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A successful import might have a few warnings, don't worry by default any mismatched authers will be put into the current 'master' user:

Ghost import from backup

Copy over your images: Get your images back

Chances are you're missing your pictures at this point. Older versions of ghost (pre 1.x) stored images in /content/images/... and the 1.0 follows the same pattern expect it's one directory below.

Locate the directy of your old images, and copy them over into your new instance:

cp -R /path/to/old/content/images/* /path/to/new/content/images/

Restart your ghost instance, and you'll see your images pop back into place!

Run ghost as a service using Systemd

Run forever ghost, even after reboots. To achieve this you can create a systemd config file. Follow along!

Running ghost without NODE_ENV=production node index.js is great for debugging, but we need to register ghost as a service else it's not going to be there when you reboot.

Create a systemd profile for ghost

We'll call the service ghost-blog.

How to create a systemd service goes something like this:

  1. Create a service definition file
  2. Reload the systemd daemon
  3. Start your ghost service
  4. Enable the ghost service for autostart on boot (optional)

1. Create the systemd service file

sudo vim /etc/systemd/system/ghost-blog.service

Example ghost-blog.service file contents:

[Unit]
Description=Karma ghost blog
After=network.target

[Service]
Environment=NODE_ENV=production
Type=simple
User=www-data
WorkingDirectory=/path/to/your/ghost/blog
ExecStart=/home/<username>/.nvm/versions/node/v8.9.0/bin/node index.js
Restart=on-failure

[Install]
WantedBy=multi-user.target

Items to check:

  • Environment sets ghost to run in production, and thus reads our config.production.json file
  • User needs to be set to your user account which is runing the ghost instance. This might be your own username (e.g. fred) or apache, www-data, httpd etc.
  • WorkingDirectory is the base path to your ghost install
  • ExecStart is the absolute path (not relative path) to the version of node your using. To find out, run which node from your ghost directory.

2. Reload the systemd daemon

sudo systemctl daemon-reload

3. Start your ghost service

sudo systemctl start ghost-blog

But wait? How to check status of a systemd service?

Just pass systemcty status the name of the service you want to know about:

sudo systemctl status ghost-blog

Which gives you access to the status, and stdout of the running ghost process:

Ghost as a service using systemd

4. Enable ghost service for autostart on boot (optional)

sudo systemctl enable ghost-blog

Learn more about systemctrl.

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