scripts: fix error message caused by `grep` on first starts (#2591)

Co-authored-by: Casper <casperklein@users.noreply.github.com>
2022-05-28 20:59:31 +02:00 · 2022-05-28 20:59:31 +02:00 · 05e45c349a
parent 0d30b92a83
commit 05e45c349a
1 changed files with 1 additions and 1 deletions
--- a/target/scripts/startup/setup-stack.sh
+++ b/target/scripts/startup/setup-stack.sh
@ -300,7 +300,7 @@ function _setup_dovecot_local_user
  local SLEEP_PERIOD='10'
  for (( COUNTER = 11 ; COUNTER >= 0 ; COUNTER-- ))
  do
-    if [[ $(grep -cE '.+@.+\|' /tmp/docker-mailserver/postfix-accounts.cf) -ge 1 ]]
+    if [[ $(grep -cE '.+@.+\|' /tmp/docker-mailserver/postfix-accounts.cf 2>/dev/null || printf '%s' '0') -ge 1 ]]
    then
      return 0
    else