Initialize branch for install strfry-policies.

README.md

@@ -1,6 +1,6 @@
 # Ansible Role: strfry
 
-This Ansible Role builds and installs [strfry](https://github.com/hoytech/strfry). It is intended to be composed with a separate role to handle the web proxy configuration.
+This Ansible Role builds and installs [strfry](https://github.com/hoytech/strfry), and also sets up [strfry-policies](https://gitlab.com/soapbox-pub/strfry-policies). It is intended to be composed with a separate role to handle the web proxy configuration.
 
 Tested on:
 * Archlinux
@@ -17,6 +17,7 @@ None.
 strfry_version: beta # git repository branch or release tag
 strfry_make_jobs: "{{ ansible_processor_cores }}" # number of CPUs to build with
 strfry_skip_config: no
+strfry_policies_enabled: yes
 ```
 
 See the role [defaults](defaults/main.yml).

defaults/main.yml

@@ -9,6 +9,9 @@ strfry_system_user: strfry
 strfry_data_path: /var/lib/strfry
 strfry_db: "./strfry-db/" # Becomes /var/lib/strfry/strfry-db
 
+strfry_policies_enabled: true
+strfry_policies_path:  "{{ strfry_data_path }}/strfry-policy.ts"
+
 strfry_dbParams:
   # Maximum number of threads/processes that can simultaneously have LMDB transactions open (restart required)
   maxreaders: 256

tasks/deno.yml

@@ -29,6 +29,7 @@
     remote_src: true
     extra_opts:
       - -j
+  when: install_deno
 
 - name: 'Save meta information about the version of {{ app_name }} that was installed'
   community.general.ini_file:
@@ -39,3 +40,4 @@
     value: "{{ deno_latest_release_tag.json.tag_name | replace('v','') }}"
     backup: true
     no_extra_spaces: true
+  when: install_deno

tasks/install.yml

@@ -5,13 +5,11 @@
     dest: "{{ strfry_binary_path }}"
     mode: 0755
     remote_src: true
-  become: true
 
 - name: Setup strfry service unit
   ansible.builtin.template:
     src: strfry.service
     dest: /etc/systemd/system/strfry.service
-  become: true
   notify: restart strfry
 
 - name: Ensure strfry is enabled on boot
@@ -19,7 +17,6 @@
     name: strfry
     enabled: true
     state: started
-  become: true
 
 - name: Configure strfry
   ansible.builtin.template:
@@ -28,7 +25,16 @@
     owner: "{{ strfry_system_user }}"
     group: "{{ strfry_system_group }}"
   when: not strfry_skip_config
-  become: true
+  tags: config
+  notify: restart strfry
+
+- name: Configure basic strfry-policies only if a configuration does not already exist
+  ansible.builtin.template:
+    src: strfry-policy.ts
+    dest: "{{ strfry_policies_path }}"
+    owner: "{{ strfry_system_user }}"
+    group: "{{ strfry_system_group }}"
+  when: not strfry_skip_config
   tags: config
   notify: restart strfry
 
@@ -39,7 +45,6 @@
     owner: "{{ strfry_system_user }}"
     group: "{{ strfry_system_group }}"
   when: strfry_db.startswith('/')
-  become: true
 
 - name: Ensure the configured database directory exists.
   ansible.builtin.file:
@@ -48,4 +53,3 @@
     owner: "{{ strfry_system_user }}"
     group: "{{ strfry_system_group }}"
   when: not strfry_db.startswith('/')
-  become: true

tasks/main.yml

@@ -6,12 +6,18 @@
     - "{{ ansible_distribution }}.yml"
     - "{{ ansible_os_family }}.yml"
 
+- name: Set up local user account
+  include_tasks:
+    file: setup-user.yml
+    apply:
+      become: true
+
 - name: Install Deno
-  ansible.builtin.include_tasks:
+  include_tasks:
     file: deno.yml
     apply:
-      tags: deno
       become: true
+  when: strfry_policies_enabled
         
 - name: Install build dependencies
   ansible.builtin.package:
@@ -19,12 +25,11 @@
     state: present
   become: true
 
-- name: Set up local user account
-  import_tasks: setup-user.yml
-
-- name: Run build tasks
-  import_tasks: build.yml
-  tags: build
+- name: Run build tasks as the ansible user (must not be root)
+  include_tasks: build.yml
 
 - name: Proceeding with installation
-  import_tasks: install.yml
+  include_tasks:
+    file: install.yml
+    apply:
+      become: true

tasks/setup-user.yml

@@ -8,7 +8,6 @@
       - /usr/sbin
     patterns: nologin
   register: nologin_bin
-  become: true
 
 - name: Create the strfry group
   ansible.builtin.group:
@@ -16,7 +15,6 @@
     state: present
     system: true
   when: strfry_system_group != "root"
-  become: true
 
 - name: Create the strfry system user
   ansible.builtin.user:
@@ -27,7 +25,6 @@
     create_home: false
     home: "{{ strfry_data_path }}"
   when: strfry_system_user != "root"
-  become: true
 
 - name: Ensure strfry_path exists.
   ansible.builtin.file:
@@ -36,4 +33,3 @@
     group: "{{ strfry_system_group }}"
     state: directory
     mode: '0750'
-  become: true

templates/strfry-policy.ts

@@ -0,0 +1,21 @@
+#!/bin/sh
+//bin/true; exec deno run "$0" "$@"
+import {
+    antiDuplicationPolicy,
+    hellthreadPolicy,
+    pipeline,
+    rateLimitPolicy,
+    readStdin,
+    writeStdout,
+  } from 'https://gitlab.com/soapbox-pub/strfry-policies/-/raw/v0.1.0/mod.ts';
+  
+  for await (const msg of readStdin()) {
+    const result = await pipeline(msg, [
+      [hellthreadPolicy, { limit: 100 }],
+      [antiDuplicationPolicy, { ttl: 60000, minLength: 50 }],
+      [rateLimitPolicy, { whitelist: ['127.0.0.1'] }],
+    ]);
+  
+    writeStdout(result);
+  }
+