liquid truth: mongodb + nginx

8 files changed, 188 insertions, 0 deletions

diff --git a/dan/ele-lt.yml b/dan/ele-lt.yml
index 0529f9dd..d19c6af4 100644
--- a/dan/ele-lt.yml
+++ b/dan/ele-lt.yml
@@ -5,3 +5,5 @@
   - role: base
   - role: sshd
   - role: zsh
+  - role: acmetool/base
+  - role: elevate/liquid-truth
diff --git a/inventory/host_vars/ele-lt.yml b/inventory/host_vars/ele-lt.yml
new file mode 100644
index 00000000..1acbf2a6
--- /dev/null
+++ b/inventory/host_vars/ele-lt.yml
@@ -0,0 +1,8 @@
+---
+#acmetool_directory_server: "{{ acmetool_directory_server_le_live }}"
+
+liquid_truth_hostnames:
+#  - liquidtruth.at
+#  - www.liquidtruth.at
+#  - www2.liquidtruth.at
+  - lt.spreadspace.org
diff --git a/roles/elevate/liquid-truth/defaults/main.yml b/roles/elevate/liquid-truth/defaults/main.yml
new file mode 100644
index 00000000..4770c5fb
--- /dev/null
+++ b/roles/elevate/liquid-truth/defaults/main.yml
@@ -0,0 +1,2 @@
+---
+liquid_truth_srv_disk_size: 12G
diff --git a/roles/elevate/liquid-truth/handlers/main.yml b/roles/elevate/liquid-truth/handlers/main.yml
new file mode 100644
index 00000000..6deed0cd
--- /dev/null
+++ b/roles/elevate/liquid-truth/handlers/main.yml
@@ -0,0 +1,5 @@
+---
+- name: restart nginx
+  service:
+    name: nginx
+    state: restarted
diff --git a/roles/elevate/liquid-truth/tasks/main.yml b/roles/elevate/liquid-truth/tasks/main.yml
new file mode 100644
index 00000000..7f4749ae
--- /dev/null
+++ b/roles/elevate/liquid-truth/tasks/main.yml
@@ -0,0 +1,24 @@
+---
+- name: create logical volume for /srv
+  lvol:
+    vg: "{{ host_name }}"
+    lv: "srv"
+    size: "{{ liquid_truth_srv_disk_size }}"
+
+- name: create filesystem
+  filesystem:
+    fstype: xfs
+    dev: "/dev/mapper/{{ host_name | replace('-', '--') }}-srv"
+
+- name: mount filesytem
+  mount:
+    src: "/dev/mapper/{{ host_name | replace('-', '--') }}-srv"
+    path: /srv
+    fstype: xfs
+    state: mounted
+
+- name: install and configure mongodb
+  import_tasks: mongodb.yml
+
+- name: install and configure nginx
+  import_tasks: nginx.yml
diff --git a/roles/elevate/liquid-truth/tasks/mongodb.yml b/roles/elevate/liquid-truth/tasks/mongodb.yml
new file mode 100644
index 00000000..244d9849
--- /dev/null
+++ b/roles/elevate/liquid-truth/tasks/mongodb.yml
@@ -0,0 +1,21 @@
+---
+- name: create mongodb data directory
+  file:
+    name: /srv/mongodb
+    state: directory
+
+- name: create bind mount for mongodb
+  mount:
+    src: /srv/mongodb
+    path: /var/lib/mongodb
+    fstype: none
+    opts: bind,defaults
+    state: mounted
+
+- name: install mongodb server
+  apt:
+    name:
+      - mongodb
+      - mongo-tools
+      - python-pymongo
+    state: present
diff --git a/roles/elevate/liquid-truth/tasks/nginx.yml b/roles/elevate/liquid-truth/tasks/nginx.yml
new file mode 100644
index 00000000..a5bd31d7
--- /dev/null
+++ b/roles/elevate/liquid-truth/tasks/nginx.yml
@@ -0,0 +1,78 @@
+---
+- name: install nginx
+  apt:
+    name: nginx-light
+    state: present
+
+- name: remove nginx default config
+  file:
+    name: /etc/nginx/sites-enabled/default
+    state: absent
+  notify: restart nginx
+
+- name: install nginx config snippets
+  loop:
+    - ssl
+    - hsts
+  copy:
+    src: "{{ global_files_dir }}/common/nginx-snippets/{{ item }}.conf"
+    dest: /etc/nginx/snippets/
+  notify: restart nginx
+
+- name: generate Diffie-Hellman parameters
+  openssl_dhparam:
+    path: /etc/ssl/dhparams.pem
+    size: 2048
+  notify: restart nginx
+
+- name: install nginx config
+  template:
+    src: nginx.conf.j2
+    dest: /etc/nginx/sites-available/liquid-truth
+  notify: restart nginx
+
+- name: check if acme certs already exist
+  loop: "{{ liquid_truth_hostnames }}"
+  stat:
+    path: "/var/lib/acme/live/{{ item }}"
+  register: acme_cert_stat
+
+- name: set acmecert_missing_hostnames variable
+  set_fact:
+    acmecert_missing_hostnames: "{{ acme_cert_stat.results | acme_cert_nonexistent(liquid_truth_hostnames) }}"
+
+- name: link nonexistent hostnames to self-signed interim cert
+  when: acmecert_missing_hostnames | length > 0
+  block:
+    - name: get id of existing selfsigned interim certificate
+      command: cat /var/lib/acme/.selfsigned-interim-cert
+      changed_when: false
+      check_mode: false
+      register: selfsigned_interim_cert_id
+
+    - name: set selfsigned_interim_cert_id variable
+      set_fact:
+        selfsigned_interim_cert_id: "{{ selfsigned_interim_cert_id.stdout }}"
+
+    - name: link to snakeoil cert for nonexistent hostnames
+      loop: "{{ acmecert_missing_hostnames }}"
+      file:
+        src: "../certs/{{ selfsigned_interim_cert_id }}"
+        dest: "/var/lib/acme/live/{{ item }}"
+        state: link
+
+- name: enable vhost config using acme cert
+  file:
+    src: ../sites-available/liquid-truth
+    dest: /etc/nginx/sites-enabled/liquid-truth
+    state: link
+
+- name: make sure nginx config has been (re)loaded
+  meta: flush_handlers
+
+- name: get certificate using acmetool
+  import_role:
+    name: acmetool/cert
+  vars:
+    acmetool_cert_name: "{{ liquid_truth_hostnames[0] }}"
+    acmetool_cert_hostnames: "{{ liquid_truth_hostnames }}"
diff --git a/roles/elevate/liquid-truth/templates/nginx.conf.j2 b/roles/elevate/liquid-truth/templates/nginx.conf.j2
new file mode 100644
index 00000000..e3cdf575
--- /dev/null
+++ b/roles/elevate/liquid-truth/templates/nginx.conf.j2
@@ -0,0 +1,48 @@
+# used for websockets
+# set http_connection to either upgrade or close (as normal)
+map $http_upgrade $connection_upgrade {
+    default upgrade;
+    ''      close;
+}
+
+server {
+    listen 80;
+    listen [::]:80;
+    server_name {{ liquid_truth_hostnames | join(' ') }};
+
+    include snippets/acmetool.conf;
+
+    location / {
+        return 301 https://$host$request_uri;
+    }
+}
+
+server {
+    listen 443 ssl http2;
+    listen [::]:443 ssl http2;
+    server_name {{ liquid_truth_hostnames | join(' ') }};
+
+    include snippets/acmetool.conf;
+    include snippets/ssl.conf;
+    ssl_certificate     /var/lib/acme/live/{{ liquid_truth_hostnames[0] }}/fullchain;
+    ssl_certificate_key /var/lib/acme/live/{{ liquid_truth_hostnames[0] }}/privkey;
+    include snippets/hsts.conf;
+
+    location / {
+        proxy_buffering off;
+        proxy_ignore_headers "X-Accel-Buffering";
+        proxy_request_buffering off;
+        proxy_http_version 1.1;
+
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+
+        # for websockets
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection $connection_upgrade;
+
+        proxy_pass http://127.0.0.1:8080;
+    }
+}