plugins/acl: doveadm acl - Fix crash if ACLs not enabled

Ensure ACLs are actually enabled when opening mailbox.
Fixes Panic: Module context acl_storage_module missing

diff --git a/src/plugins/acl/doveadm-acl.c b/src/plugins/acl/doveadm-acl.c
index a99aad722a978af299850caaecf7af75197bea12..1c7ff5f4d08fdffe6bcf513b140dc37e8e00ce54 100644 (file)
--- a/src/plugins/acl/doveadm-acl.c
+++ b/src/plugins/acl/doveadm-acl.c
@@ -49,6 +49,16 @@ cmd_acl_mailbox_open(struct doveadm_mail_cmd_context *ctx,
                mailbox_free(&box);
                return -1;
        }
+
+       /* check that ACLs are enabled */
+       struct acl_mailbox *abox = ACL_CONTEXT(box);
+       if (abox == NULL) {
+               e_error(box->event, "ACL not enabled for %s", user->username);
+               doveadm_mail_failed_error(ctx, MAIL_ERROR_NOTFOUND);
+                mailbox_free(&box);
+               return -1;
+       }
+
        *box_r = box;
        return 0;
 }