From c37da2914253df1107a6bcb239fd699ff0cdcc50 Mon Sep 17 00:00:00 2001
From: Christoph <ckubu@oopen.de>
Date: Mon, 19 Apr 2021 01:43:02 +0200
Subject: [PATCH] Print warning instead of error if group 'dovecot' does not
 exist.

---
 install_postfixadmin.sh | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/install_postfixadmin.sh b/install_postfixadmin.sh
index 69285fb..b12fb23 100755
--- a/install_postfixadmin.sh
+++ b/install_postfixadmin.sh
@@ -2319,12 +2319,17 @@ echononl "\tAdd Apache User (${HTTP_USER}) to group 'dovecot'.."
 if getent group dovecot 2> /dev/null | grep -q "\b${HTTP_USER}\b" > /dev/null 2>&1 ; then
    echo_skipped
 else
-   usermod -a -G dovecot $HTTP_USER > $log_file 2>&1
-   if [[ $? -eq 0 ]] ; then
-      echo_ok
+   if ! $(grep dovecot /etc/group > /dev/null) ; then
+      echo_skipped
+      warn "Group 'dovecot' not present.!"
    else
-      echo_failed
-      error "$(cat $log_file)"
+      usermod -a -G dovecot $HTTP_USER > $log_file 2>&1
+      if [[ $? -eq 0 ]] ; then
+         echo_ok
+      else
+         echo_failed
+         error "$(cat $log_file)"
+      fi
    fi
 fi