Adding hetzner servers.

.vscode/settings.json

@@ -1,4 +1,15 @@
 {
+    "black-formatter.args": [
+        "--line-length 110"
+    ],
+    "isort.args": [
+        "--profile",
+        "black"
+    ],
+    "editor.formatOnSave": true,
+    "editor.codeActionsOnSave": {
+        "source.organizeImports": "explicit"
+    },
     "python.linting.enabled": true,
     "python.linting.pylintEnabled": false,
     "python.linting.flake8Enabled": true,

Makefile

@@ -115,7 +115,8 @@ inventory:
 	./ansible/utils/generate_inventory.py
 oldinventory:
 	OLD=1 ./ansible/utils/generate_inventory.py
-
+hinventory:
+	./ansible/utils/generate_hetzner_inventory.py
 # Docker
 pull:
 	docker pull newsblur/newsblur_python3

ansible.cfg

@@ -2,7 +2,7 @@
 host_key_checking = False
 remote_user = nb
 retry_files_enabled = False
-inventory = /srv/newsblur/ansible/inventories/digital_ocean.ini, /srv/newsblur/ansible/inventories/digital_ocean.yml
+inventory = /srv/newsblur/ansible/inventories/digital_ocean.ini, /srv/newsblur/ansible/inventories/digital_ocean.yml, /srv/newsblur/ansible/inventories/hetzner.ini, /srv/newsblur/ansible/inventories/hetzner.yml
 private_key_file = /srv/secrets-newsblur/keys/docker.key
 remote_tmp = ~/.ansible/tmp
 forks = 20

ansible/inventories/.gitignore

@@ -1 +1 @@
-*.ini
+digital_ocean*.ini

ansible/inventories/hetzner.ini

@@ -0,0 +1 @@
+../secrets-newsblur/configs/hetzner.ini

ansible/inventories/hetzner.yml

@@ -0,0 +1,41 @@
+plugin: constructed
+strict: False
+
+groups:
+  
+  haproxy: inventory_hostname.startswith('hwww')
+
+  web: inventory_hostname.startswith('happ')
+  app: inventory_hostname.startswith('happ')
+  django: inventory_hostname.startswith('happ-django')
+  refresh: inventory_hostname.startswith('happ-refresh')
+  counts: inventory_hostname.startswith('happ-counts')
+  push: inventory_hostname.startswith('happ-push')
+  blogs: inventory_hostname.startswith('blog')
+
+  node: inventory_hostname.startswith('hnode')
+  node_socket: inventory_hostname.startswith('hnode-socket')
+  node_images: inventory_hostname.startswith('hnode-images')
+  node_text: inventory_hostname.startswith('hnode-text')
+  node_page: inventory_hostname.startswith('hnode-page')
+  node_favicons: inventory_hostname.startswith('hnode-favicons')
+
+  # debugs: inventory_hostname.startswith('hdebug')
+
+  task: inventory_hostname.startswith('htask')
+  celery: inventory_hostname.startswith('htask-celery')
+  work: inventory_hostname.startswith('htask-work')
+  
+  staging: inventory_hostname.startswith('hstaging')
+  
+  db: inventory_hostname.startswith('hdb')
+  search: inventory_hostname.startswith('hdb-elasticsearch')
+  elasticsearch: inventory_hostname.startswith('hdb-elasticsearch')
+  redis: inventory_hostname.startswith('hdb-redis')
+  redis_story: inventory_hostname.startswith('hdb-redis-story')
+  postgres: inventory_hostname.startswith('hdb-postgres')
+  mongo: inventory_hostname.startswith('hdb-mongo') and not inventory_hostname.startswith('hdb-mongo-analytics')
+  mongo_analytics: inventory_hostname.startswith('hdb-mongo-analytics')
+  consul: inventory_hostname.startswith('hdb-consul')
+  metrics: inventory_hostname.startswith('hdb-metrics')
+  sentry: inventory_hostname.startswith('hdb-sentry')

ansible/roles/consul-client/templates/consul_client.json.j2

@@ -1,11 +1,19 @@
 {
+  {% if inventory_hostname.startswith("h") %}
   "datacenter": "nyc1",
+  {% else %}
+  "datacenter": "nyc1",
+  {% endif %}
   "data_dir": "/opt/consul",
   "log_level": "INFO",
   "log_file": "/var/log/consul/consul.log",
   "enable_syslog": true,
   "retry_join": [{{ consul_manager_ip.stdout|trim }}],
+  {% if inventory_hostname.startswith("h") %}
+  "advertise_addr": "{% raw %}{{ GetAllInterfaces | include \"name\" \"^enp\" | include \"flags\" \"forwardable|up\" | attr \"address\" }}{% endraw %}",
+  {% else %}
   "advertise_addr": "{% raw %}{{ GetAllInterfaces | include \"name\" \"^eth\" | include \"flags\" \"forwardable|up\" | attr \"address\" }}{% endraw %}",
+  {% endif %}
   "bind_addr": "0.0.0.0",
   "ui_config": {"enabled": true},
   "dns_config": {

ansible/roles/consul/tasks/main.yml

@@ -1,6 +1,8 @@
 ---
 - name: Add the HashiCorp GPG key
   become: yes
+  # Only warn if fail
+  ignore_errors: yes
   apt_key:
     url: https://apt.releases.hashicorp.com/gpg
     state: present

ansible/roles/dnsmasq/tasks/main.yml

@@ -19,7 +19,17 @@
 
 - name: Bind dnsmasq to localhost
   become: yes
-  lineinfile: dest=/etc/dnsmasq.conf state=present line='listen-address=127.0.0.1'
+  lineinfile: 
+    dest: /etc/dnsmasq.conf 
+    state: present 
+    line: 'listen-address=127.0.0.1'
+
+- name: Gather network facts
+  become: yes
+  setup:
+    gather_subset:
+      - '!all'
+      - network
 
 - name: Check if resolv.conf exists
   become: yes
@@ -27,18 +37,23 @@
     path: /etc/resolv.conf
   register: resolvconf
 
-# - debug: msg="{{resolvconf}}"
-
 - name: Add localhost to resolv.conf
   become: yes
-  lineinfile: dest=/etc/resolv.conf state=present line='nameserver 127.0.0.1' insertbefore=BOF
-  when: resolvconf.stat.readable
+  lineinfile: 
+    dest: /etc/resolv.conf 
+    state: present 
+    line: 'nameserver 127.0.0.1'
+    insertbefore: BOF
+  when: resolvconf.stat.exists
 
-- name: user=root dnsmasq
+- name: Set dnsmasq user to root
   become: yes
-  lineinfile: dest=/etc/dnsmasq.conf state=present line='user=root'
+  lineinfile: 
+    dest: /etc/dnsmasq.conf 
+    state: present 
+    line: 'user=root'
 
-- name: Stop systemd-resolved
+- name: Stop and disable systemd-resolved
   become: yes
   systemd:
     name: systemd-resolved
@@ -54,6 +69,8 @@
     owner: root
     group: root
     mode: 0644
+  vars:
+    network_interfaces: "{{ ansible_interfaces }}"
   notify: restart dnsmasq
 
 - name: Launch dnsmasq

ansible/roles/dnsmasq/templates/dnsmasq-10-consul.j2

@@ -8,9 +8,9 @@ server=/consul/127.0.0.1#8600
 {# dnsmasq should not needlessly read /etc/resolv.conf #}
 no-resolv
 
-interface=lo
-interface=eth0
-interface=eth1
+{% for interface in network_interfaces %}
+interface={{ interface }}
+{% endfor %}
 
 bind-interfaces
 # log-dhcp

ansible/roles/mongo/tasks/main.yml

@@ -103,7 +103,7 @@
       - /srv/newsblur/config/mongodb_keyfile.key:/srv/newsblur/config/mongodb_keyfile.key
       - /var/log/mongodb/:/var/log/mongodb/
       - /mnt/{{ inventory_hostname | regex_replace('db-|-', '') }}/backup/:/backup/
-  when: (inventory_hostname | regex_replace('[0-9]+', '')) in ['db-mongo', 'db-mongo-primary', 'db-mongo-secondary']
+  when: (inventory_hostname | regex_replace('\-?[0-9]+', '')) in ['db-mongo', 'db-mongo-primary', 'db-mongo-secondary', 'hdb-mongo-secondary', 'hdb-mongo-primray']
 
 - name: Start db-mongo-analytics docker container
   become: yes
@@ -131,7 +131,7 @@
       - /srv/newsblur/config/mongodb_keyfile.key:/srv/newsblur/config/mongodb_keyfile.key
       - /var/log/mongodb/:/var/log/mongodb/
       - /mnt/{{ inventory_hostname | regex_replace('db-|-', '') }}/backup/:/backup/
-  when: (inventory_hostname | regex_replace('[0-9]+', '')) == 'db-mongo-analytics'
+  when: (inventory_hostname | regex_replace('[0-9]+', '')) in ['db-mongo-analytics', 'hdb-mongo-analytics']
 
 - name: Create mongo database user
   shell:

ansible/roles/ufw/tasks/main.yml

@@ -35,6 +35,17 @@
     - firewall
     - ufw
   
+- name: Allow all access from Hetzner inventory hosts with docker
+  become: yes
+  ufw:
+    rule: allow
+    src: '{{ item }}'
+  with_items: "{{ groups['NewsBlur_Hetzner'] | map('extract', hostvars, ['ansible_host']) }}"
+  tags: 
+    - firewall
+    - ufw
+    - hetzner_firewall
+
 - name: Allow all access from inventory hosts old + new
   become: yes
   ufw:

ansible/utils/generate_hetzner_inventory.py

@@ -0,0 +1,34 @@
+#!/usr/bin/env python
+
+import os
+import subprocess
+import sys
+import time
+
+from hetzner.robot import Robot
+
+TOKEN_FILE = "/srv/secrets-newsblur/keys/hetzner.yaml"
+
+import requests
+import yaml
+
+# Load credentials from a YAML file
+with open(TOKEN_FILE, "r") as file:
+    credentials = yaml.safe_load(file)
+
+user = credentials["hetzner_robot"]["username"]
+password = credentials["hetzner_robot"]["password"]
+outfile = f"/srv/newsblur/ansible/inventories/hetzner.ini"
+print(user, password)
+robot = Robot(user, password)
+
+# Check if the request was successful
+if robot.servers:
+    with open(outfile, "w") as inventory_file:
+        inventory_file.write("[hetzner_servers]\n")
+        for server in robot.servers:
+            # Assuming the server IP is under 'server_ip' key
+            inventory_file.write(f"{server.ip}\n")
+        print(f"Inventory file 'hetzner_inventory.ini' created with {len(servers)} servers")
+else:
+    print(f"Failed to fetch server data")

utils/ssh_hz.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# The script name
+SCRIPT_NAME=$(basename "$0")
+
+# The alias provided as an argument
+ALIAS=$1
+
+# The .ini file location
+INI_FILE="ansible/inventories/hetzner.ini"
+
+# Check if an alias is provided
+if [ -z "$ALIAS" ]; then
+    echo "Usage: $SCRIPT_NAME <alias>"
+    exit 1
+fi
+
+# Function to extract ansible_host value
+extract_host() {
+    grep "$1" "$INI_FILE" | awk '{print $2}' | cut -d'=' -f2
+}
+
+# Extract the host for the given alias
+HOST=$(extract_host "$ALIAS")
+
+# Check if a host was found
+if [ -z "$HOST" ]; then
+    echo "Host for alias '$ALIAS' not found in $INI_FILE."
+    exit 1
+fi
+
+# SSH into the host
+ssh -i /srv/secrets-newsblur/keys/docker.key "nb@$HOST"