Merge branch 'ansible' of https://github.com/Nutomic/lemmy into Nutomic-ansible

.gitignore

@@ -0,0 +1,2 @@
+ansible/inventory
+ansible/passwords/

README.md

@@ -64,14 +64,32 @@ Made with [Rust](https://www.rust-lang.org), [Actix](https://actix.rs/), [Infern
 
 ## Install
 
-### Docker
+### Ansible (recommended)
 
-Make sure you have both docker and docker-compose(>=`1.24.0`) installed.
+First, you need to [install Ansible on your local computer](https://docs.ansible.com/ansible/latest/installation_guide/intro_installation.html),
+eg using `sudo apt install ansible`, or the equivalent for you platform.
+
+Then run the following commands on your local computer:
+```bash
+git clone https://github.com/dessalines/lemmy.git
+cd lemmy/ansible/
+cp inventory.example inventory
+nano inventory # enter your server, domain, contact email
+ansible-playbook lemmy.yml
+```
+
+### Manual
+
+Make sure you have both docker and docker-compose installed.
 
 ```
 mkdir lemmy/
 cd lemmy/
 wget https://raw.githubusercontent.com/dessalines/lemmy/master/docker/prod/docker-compose.yml
+wget https://raw.githubusercontent.com/dessalines/lemmy/master/docker/prod/env -O .env
+wget https://raw.githubusercontent.com/dessalines/lemmy/master/docker/prod/nginx.conf
+# you need to edit .env and nginx.conf to replace the indicated {{ variables }}
+sudo mv nginx.conf /etc/nginx/sites-enabled/lemmy.conf
 docker-compose up -d
 ```
 

ansible/ansible.cfg

@@ -0,0 +1,5 @@
+[defaults]
+inventory=inventory
+
+[ssh_connection]
+pipelining = True

ansible/inventory.example

@@ -0,0 +1,6 @@
+[lemmy]
+# define the username and hostname that you use for ssh connection, and specify the domain
+myuser@example.com  domain=example.com  letsencrypt_contact_email=your@email.com
+
+[all:vars]
+ansible_connection=ssh

ansible/lemmy.yml

@@ -0,0 +1,70 @@
+---
+- hosts: all
+
+  # Install python if required
+  # https://www.josharcher.uk/code/ansible-python-connection-failure-ubuntu-server-1604/
+  gather_facts: False
+  pre_tasks:
+    - name: install python for Ansible
+      raw: test -e /usr/bin/python || (apt -y update && apt install -y python-minimal python-setuptools)
+      args:
+        executable: /bin/bash
+      register: output
+      changed_when: output.stdout != ""
+    - setup: # gather facts
+
+  tasks:
+  - name: install dependencies
+    apt:
+      pkg: ['nginx', 'docker-compose', 'docker.io', 'certbot', 'python-certbot-nginx']
+
+  - name: request initial letsencrypt certificate
+    command: certbot certonly --nginx --agree-tos -d '{{ domain }}' -m '{{ letsencrypt_contact_email }}'
+    args:
+      creates: '/etc/letsencrypt/live/{{domain}}/privkey.pem'
+
+  - name: create lemmy folder
+    file: path={{item.path}} state=directory
+    with_items:
+      - { path: '/lemmy/' }
+      - { path: '/lemmy/volumes/' }
+
+  - name:  add all template files
+    template: src={{item.src}} dest={{item.dest}}
+    with_items:
+      - { src: 'templates/env', dest: '/lemmy/.env' }
+      - { src: '../docker/prod/docker-compose.yml', dest: '/lemmy/docker-compose.yml' }
+      - { src: 'templates/nginx.conf', dest: '/etc/nginx/sites-enabled/lemmy.conf' }
+    vars:
+      postgres_password: "{{ lookup('password', 'passwords/{{ inventory_hostname }}/postgres chars=ascii_letters,digits') }}"
+      jwt_password: "{{ lookup('password', 'passwords/{{ inventory_hostname }}/jwt chars=ascii_letters,digits') }}"
+
+  - name: set env file permissions
+    file:
+      path: "/lemmy/.env"
+      state: touch
+      mode: 0600
+      access_time: preserve
+      modification_time: preserve
+
+  - name: enable and start docker service
+    systemd:
+      name: docker
+      enabled: yes
+      state: started
+
+  - name: start docker-compose
+    docker_compose:
+      project_src: /lemmy/
+      state: present
+      pull: yes
+
+  - name: reload nginx with new config
+    shell: nginx -s reload
+
+  - name: certbot renewal cronjob
+    cron:
+      special_time=daily
+      name=certbot-renew-lemmy
+      user=root
+      job="certbot certonly --nginx -d '{{ domain }}' --deploy-hook 'docker-compose -f /peertube/docker-compose.yml exec nginx nginx -s reload'"

ansible/templates/env

@@ -0,0 +1,4 @@
+DOMAIN={{ domain }}
+DATABASE_PASSWORD={{ postgres_password }}
+DATABASE_URL=postgres://lemmy:{{ postgres_password }}@db:5432/lemmy
+JWT_SECRET={{ jwt_password }}

ansible/templates/nginx.conf

@@ -0,0 +1,61 @@
+server {
+    listen 80;
+    server_name {{ domain }};
+    location /.well-known/acme-challenge/ {
+        root /var/www/certbot;
+    }
+    location / {
+        return 301 https://$host$request_uri;
+    }
+}
+
+server {
+    listen 443 ssl http2;
+    server_name {{ domain }};
+
+    ssl_certificate /etc/letsencrypt/live/{{domain}}/fullchain.pem;
+    ssl_certificate_key /etc/letsencrypt/live/{{domain}}/privkey.pem;
+
+    # Various TLS hardening settings
+    # https://raymii.org/s/tutorials/Strong_SSL_Security_On_nginx.html
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_prefer_server_ciphers on;
+    ssl_ciphers 'ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256';
+    ssl_session_timeout  10m;
+    ssl_session_cache shared:SSL:10m;
+    ssl_session_tickets off;
+    ssl_stapling on;
+    ssl_stapling_verify on;
+
+    # Hide nginx version
+    server_tokens off;
+
+    # Enable compression for JS/CSS/HTML bundle, for improved client load times.
+    # It might be nice to compress JSON, but leaving that out to protect against potential
+    # compression+encryption information leak attacks like BREACH.
+    gzip on;
+    gzip_types text/css application/javascript;
+    gzip_vary on;
+
+    # Only connect to this site via HTTPS for the two years
+    add_header Strict-Transport-Security "max-age=63072000";
+
+    # Various content security headers
+    add_header Referrer-Policy "same-origin";
+    add_header X-Content-Type-Options "nosniff";
+    add_header X-Frame-Options "DENY";
+    add_header X-XSS-Protection "1; mode=block";
+
+    location / {
+        rewrite (\/(user|u|inbox|post|community|c|login|search|sponsors|communities|modlog|home)+) /static/index.html break;
+        proxy_pass http://0.0.0.0:8536;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header Host $host;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+
+        # WebSocket support
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection "upgrade";
+    }
+}

docker/prod/docker-compose.yml

@@ -1,32 +1,31 @@
-version: '2.4'
+version: "3.3"
 
 services:
+
   db:
     image: postgres:12-alpine
     restart: always
     environment:
-      POSTGRES_USER: rrr
-      POSTGRES_PASSWORD: rrr
-      POSTGRES_DB: rrr
+      - POSTGRES_USER=lemmy
+      - POSTGRES_PASSWORD=${DATABASE_PASSWORD}
+      - POSTGRES_DB=lemmy
     volumes:
-      - db:/var/lib/postgresql/data
+      - ./volumes/db:/var/lib/postgresql/data
     healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U rrr"]
+      test: ["CMD-SHELL", "pg_isready -U lemmy"]
       interval: 5s
       timeout: 5s
       retries: 20
+
   lemmy:
-    image: dessalines/lemmy:v0.0.7.3
+    image: dessalines/lemmy:v0.0.7
.3
+    restart: always
     ports:
       - "8536:8536"
     environment:
-      LEMMY_FRONT_END_DIR: /app/dist
-      DATABASE_URL: postgres://rrr:rrr@db:5432/rrr
-      JWT_SECRET: changeme
-      HOSTNAME: rrr
-    restart: always
+      - LEMMY_FRONT_END_DIR=/app/dist
+      - DATABASE_URL=${DATABASE_URL}
+      - JWT_SECRET=${JWT_SECRET}
+      - HOSTNAME=${DOMAIN}
     depends_on:
-      db: 
-        condition: service_healthy 
-volumes:
-  db:
+      - db

docker/prod/env

@@ -0,0 +1,4 @@
+DOMAIN={{your domain}}
+DATABASE_PASSWORD={{a random password for postgres}}
+DATABASE_URL=postgres://lemmy:{{ the same postgres password again }}@db:5432/lemmy
+JWT_SECRET={{ a random password for jwt}}

docker/prod/nginx.conf

@@ -0,0 +1,61 @@
+server {
+    listen 80;
+    server_name {{ your domain }};
+    location /.well-known/acme-challenge/ {
+        root /var/www/certbot;
+    }
+    location / {
+        return 301 https://$host$request_uri;
+    }
+}
+
+server {
+    listen 443 ssl http2;
+    server_name {{ your domain }};
+
+    ssl_certificate /etc/letsencrypt/live/{{ your domain }}/fullchain.pem;
+    ssl_certificate_key /etc/letsencrypt/live/{{ your domain }}/privkey.pem;
+
+    # Various TLS hardening settings
+    # https://raymii.org/s/tutorials/Strong_SSL_Security_On_nginx.html
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_prefer_server_ciphers on;
+    ssl_ciphers 'ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256';
+    ssl_session_timeout  10m;
+    ssl_session_cache shared:SSL:10m;
+    ssl_session_tickets off;
+    ssl_stapling on;
+    ssl_stapling_verify on;
+
+    # Hide nginx version
+    server_tokens off;
+
+    # Enable compression for JS/CSS/HTML bundle, for improved client load times.
+    # It might be nice to compress JSON, but leaving that out to protect against potential
+    # compression+encryption information leak attacks like BREACH.
+    gzip on;
+    gzip_types text/css application/javascript;
+    gzip_vary on;
+
+    # Only connect to this site via HTTPS for the two years
+    add_header Strict-Transport-Security "max-age=63072000";
+
+    # Various content security headers
+    add_header Referrer-Policy "same-origin";
+    add_header X-Content-Type-Options "nosniff";
+    add_header X-Frame-Options "DENY";
+    add_header X-XSS-Protection "1; mode=block";
+
+    location / {
+        rewrite (\/(user|u|inbox|post|community|c|login|search|sponsors|communities|modlog|home)+) /static/index.html break;
+        proxy_pass http://0.0.0.0:8536;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header Host $host;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+
+        # WebSocket support
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection "upgrade";
+    }
+}