Add the ability to update user passwords with ansible (when using the matrix-postgres container).

roles/matrix-synapse/tasks/update_user_password.yml

@@ -0,0 +1,48 @@
+---
+
+- name: Fail if playbook called incorrectly
+  fail:
+    msg: "The `username` variable needs to be provided to this playbook, via --extra-vars"
+  when: "username is not defined or username == '<your-username>'"
+
+- name: Fail if playbook called incorrectly
+  fail:
+    msg: "The `password` variable needs to be provided to this playbook, via --extra-vars"
+  when: "password is not defined or password == '<your-password>'"
+
+- name: Fail if not using matrix-postgres container
+  fail:
+    msg: "This command is working only when matrix-postgres container is being used"
+  when: "not matrix_postgres_enabled"
+
+- name: Ensure matrix-synapse is started
+  service:
+    name: matrix-synapse
+    state: started
+    daemon_reload: yes
+  register: start_result
+
+- name: Ensure matrix-postgres is started
+  service:
+    name: matrix-postgres
+    state: started
+    daemon_reload: yes
+  register: postgres_start_result
+
+
+- name: Wait a while, so that Matrix Synapse can manage to start
+  pause:
+    seconds: 7
+  when: start_result.changed
+
+- name: Wait a while, so that Matrix Postgres can manage to start
+  pause:
+    seconds: 7
+  when: postgres_start_result.changed
+
+- name: Generate password hash
+  shell: "/usr/local/bin/matrix-synapse-generate-password-hash {{ password }}"
+  register: password_hash
+
+- name: Update user password hash
+  shell: "/usr/local/bin/matrix-postgres-update-user-password-hash {{ username }} '{{ password_hash.stdout }}'"