appsv2/regenconf: prevent set -u to be enabled during regen-conf triggered from inside appsv2 scripts

helpers/utils

@@ -65,7 +65,7 @@ ynh_abort_if_errors() {
 }
 
 # When running an app script with packaging format >= 2, auto-enable ynh_abort_if_errors except for remove script
-if dpkg --compare-versions ${YNH_APP_PACKAGING_FORMAT:-0} ge 2 && [[ ${YNH_APP_ACTION} != "remove" ]]
+if [[ "${YNH_CONTEXT:-}" != "regenconf" ]] && dpkg --compare-versions ${YNH_APP_PACKAGING_FORMAT:-0} ge 2 && [[ ${YNH_APP_ACTION} != "remove" ]]
 then
     ynh_abort_if_errors
 fi

src/hook.py

@@ -452,6 +452,8 @@ def _hook_exec_bash(path, args, chdir, env, user, return_format, loggers):
     logger.debug("Executing command '%s'" % command)
 
     _env = os.environ.copy()
+    if "YNH_CONTEXT" in _env:
+        del _env["YNH_CONTEXT"]
     _env.update(env)
 
     # Remove the 'HOME' var which is causing some inconsistencies between

src/regenconf.py

@@ -139,6 +139,7 @@ def regen_conf(
         env["YNH_MAIN_DOMAINS"] = " ".join(
             domain_list(exclude_subdomains=True)["domains"]
         )
+    env["YNH_CONTEXT"] = "regenconf"
 
     pre_result = hook_callback("conf_regen", names, pre_callback=_pre_call, env=env)