Empty string is treated as ['']

eWaterCycle · Mar 20, 2024 · fdbb0f4 · fdbb0f4
1 parent 8d30bbb
commit fdbb0f4
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/roles/grader/tasks/main.yml b/roles/grader/tasks/main.yml
@@ -53,7 +53,8 @@
     name: "{{ item.split(':') | first }}"
     password: "{{ item.split(':') | last | password_hash(hashtype='sha512') }}"
     shell: /bin/bash
-  loop: "{{ students.split(',') | default([]) }}"
+  loop: "{{ students.split(',') }}"
+  when: students != ''
 
 - name: List all non-grader_user non-system users
   shell: set -o pipefail && ls -1 | grep -v lost+found | grep -v {{ grader_user }}