Allow for custom stacks

.gitignore

@@ -1,4 +1,19 @@
+# ansible
+
 /.ansible
-/.dev
 /inventory
+
+# custom stacks
+
+/custom
+
+/roles/karo-compose/defaults/main/*
+!/roles/karo-compose/defaults/main/main.yml
+
+/roles/karo-compose/templates/*
+!/roles/karo-compose/templates/.gitkeep
+
+# misc
+
+/.dev
 /cspell.json

ansible.cfg

@@ -3,7 +3,7 @@ inventory = inventory/hosts.ini
 interpreter_python = /usr/bin/python3
 vault_password_file = /run/user/1000/karo/ansible/vault_pass
 local_tmp = /run/user/1000/karo/ansible/tmp
-editor = micro -backup false
+editor = micro -backup false -scrollbar true -statusline false
 
 [privilege_escalation]
 become_ask_pass = false

justfile

@@ -9,10 +9,16 @@
 help:
     @{{ just_executable() }} --list --unsorted --list-prefix "  - " --justfile "{{ justfile() }}"
 
+# (Internal use) Reusable confirmation statement
+[confirm("proceed? (y/N)")]  
+_confirm:
+    @echo
+
 
 # preseed
 
 # Host preseed.cfg
+[group('Debian install')]
 @preseed platform='server':
     # check user input for platform
     [ "{{platform}}" = "server" ] || [ "{{platform}}" = "desktop" ] || { echo "platform must be 'server' or 'desktop'" >&2; exit 1; }
@@ -38,13 +44,15 @@ _host-preseed platform:
 # server
 
 # Setup a system
+[group('System setup')]
 @install hostname='': _check-password
     ansible-playbook run.yml --tags install --limit "{{hostname}}"
 
 
 # compose
 
 # Deploy/remove stacks
+[group('System setup')]
 [arg("stack", long, short="s")]
 compose action hostname='' stack='all': _check-password
     #!/bin/bash
@@ -56,6 +64,8 @@ compose action hostname='' stack='all': _check-password
     else
         echo "action must be 'up' or 'down'" >&2; exit 1;
     fi
+    # manage symlinks
+    just _custom-symlinks
     # run user action
     ANSIBLE_DISPLAY_SKIPPED_HOSTS=false ansible-playbook run.yml \
         --extra-vars "karo_compose_justfile_stack={{stack}}" \
@@ -69,6 +79,7 @@ compose action hostname='' stack='all': _check-password
 password := "/run/user/1000/karo/ansible/vault_pass"
 
 # Manage a vault
+[group('Ansible vault')]
 vault hostname:
     #!/bin/bash
     # check password file exists
@@ -91,15 +102,84 @@ _check-password:
     @[ -e "{{password}}" ] || micro -backup false -mkparents true "{{password}}"
 
 # Set password
+[group('Ansible vault')]
 password:
     @micro -backup false -mkparents true "{{password}}"
 
 
 # wireguard
 
 # Generate key pair
-wireguard:
+_wireguard:
     @priv="$(wg genkey)"; \
     pub="$(wg pubkey <<<"$priv")"; \
     printf 'Private key: %s\n' "$priv"; \
     printf 'Public key: %s\n' "$pub"
+
+
+# custom
+
+# Manage custom repos
+[group('Custom repos')]
+custom action username:
+    #!/usr/bin/env bash
+    set -euo pipefail
+    case "{{action}}" in
+        add)
+            echo "adding karo-custom {{username}}"
+            just _custom-add {{username}}
+            ;;
+        remove)
+            echo "removing karo-custom {{username}}"
+            just _custom-remove {{username}}
+            ;;
+        *)
+            echo "action must be 'add' or 'remove'" >&2; exit 1;
+            ;;
+    esac
+
+repo_name := "karo-custom"
+
+# (Internal use) Add new karo-custom repo
+_custom-add username:
+    #!/usr/bin/env bash
+    set -euo pipefail
+    # clone karo-custom git repo
+    git clone git@github.com:{{username}}/{{repo_name}}.git custom/{{username}}
+    # check karo-custom repo dir not empty
+    if [ -z "$(find custom/{{username}}/karo-compose -mindepth 1 -maxdepth 1)" ]; then
+        exit 0
+    else
+        # manage symlinks
+        just _custom-symlinks
+        # list stack groups for username
+        echo "new karo-compose stack groups:"
+        ls -1 roles/karo-compose/templates | grep {{username}} | awk '{print "- " $0}'
+    fi
+
+# (Internal use) Remove existing karo-custom repo
+@_custom-remove username:
+    # check username dir exists
+    test -d "custom/{{username}}"
+    # confirm removal
+    just _confirm
+    # remove custom dir
+    rm -rf "custom/{{username}}"
+    # manage symlinks
+    just _custom-symlinks
+
+# (Internal use) Manage symbolic links for custom files
+_custom-symlinks:
+    #!/usr/bin/env bash
+    set -euo pipefail
+    # clear existing symlinks
+    find roles/karo-compose/defaults/main/ -mindepth 1 -maxdepth 1 ! -name "main.yml" -delete
+    find roles/karo-compose/templates/ -mindepth 1 -maxdepth 1 ! -name ".gitkeep" -delete
+    # check custom dir not empty
+    if [ -z "$(find custom -mindepth 1 -maxdepth 1)" ]; then
+        exit 0
+    else
+        # symlink custom files
+        ln -sr custom/*/karo-compose/defaults/main/*/ roles/karo-compose/defaults/main/
+        ln -sr custom/*/karo-compose/templates/*/ roles/karo-compose/templates/
+    fi