ansible-taler-exchange

commit b1acb948c36a5263b5a07baf6ef91c6c2c2caae9
parent df524c55ecc8d4cbae333069b86b97b8eb15e6c7
Author: Florian Dold <dold@taler.net>
Date:   Fri,  4 Sep 2026 19:25:56 +0200

exchange: report Typst install in check mode

Run the read-only version probes during check mode, but skip the
temporary directory, download, extraction, and copy operations. Report
the predicted installation as changed without resolving an absent
tempfile path.

Diffstat:
M
roles/exchange/tasks/main.yml
 | 
28
+++++++++++++++++++++++-----

1 file changed, 23 insertions(+), 5 deletions(-)
diff --git a/roles/exchange/tasks/main.yml b/roles/exchange/tasks/main.yml
@@ -46,13 +46,29 @@
   register: typst_version_check
   changed_when: false
   failed_when: false
+  check_mode: false
   when: typst_stat.stat.exists
 
-- name: Install or Update Typst
-  # Only runs if binary is missing OR the version string doesn't match our target
-  when: >
-    not typst_stat.stat.exists or
-    typst_version not in (typst_version_check.stdout | default(''))
+- name: Determine whether Typst must be installed
+  ansible.builtin.set_fact:
+    exchange_typst_install_required: >-
+      {{
+        not typst_stat.stat.exists or
+        typst_version not in (typst_version_check.stdout | default(''))
+      }}
+
+- name: Report pending Typst installation in check mode
+  ansible.builtin.debug:
+    msg: Typst {{ typst_version }} would be installed.
+  changed_when: true
+  when:
+    - ansible_check_mode
+    - exchange_typst_install_required
+
+- name: Install or update Typst
+  when:
+    - exchange_typst_install_required
+    - not ansible_check_mode
   block:
     - name: Create temporary directory for extraction
       ansible.builtin.tempfile:
@@ -93,6 +109,8 @@
   register: typst_final_check
   changed_when: false
   failed_when: "typst_version not in typst_final_check.stdout"
+  check_mode: false
+  when: not (ansible_check_mode and exchange_typst_install_required)
 
 - name: Ensure Taler exchange virtualhost configuration file exists
   ansible.builtin.template: