From 5b088dabc2927957a256a4a44b5eaad8cf954142 Mon Sep 17 00:00:00 2001
From: Pastilhas <up201704982@fe.up.pt>
Date: Mon, 23 Nov 2020 17:37:32 +0000
Subject: [PATCH] [DOCKER][MAIL] Fixed variable expansion in run

---
 docker/mail/rootfs/etc/service/dovecot/run  | 2 +-
 docker/mail/rootfs/etc/service/opendkim/run | 2 +-
 docker/mail/rootfs/etc/service/postfix/run  | 2 +-
 docker/mail/rootfs/etc/service/rsyslog/run  | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/docker/mail/rootfs/etc/service/dovecot/run b/docker/mail/rootfs/etc/service/dovecot/run
index 7491637370..0f43a213b8 100644
--- a/docker/mail/rootfs/etc/service/dovecot/run
+++ b/docker/mail/rootfs/etc/service/dovecot/run
@@ -1,6 +1,6 @@
 #!/bin/sh
 PID=$(pgrep dovecot)
-if [ -z ${PID} ]
+if [ -z "${PID}" ]
 then
     exec /usr/sbin/dovecot -c /etc/mail/dovecot/dovecot.conf
 fi
diff --git a/docker/mail/rootfs/etc/service/opendkim/run b/docker/mail/rootfs/etc/service/opendkim/run
index 2bacc7b9ef..94073828f8 100644
--- a/docker/mail/rootfs/etc/service/opendkim/run
+++ b/docker/mail/rootfs/etc/service/opendkim/run
@@ -1,6 +1,6 @@
 #!/bin/sh
 PID=$(pgrep opendkim)
-if [ -z ${PID} ]
+if [ -z "${PID}" ]
 then
     exec /usr/sbin/opendkim -x /etc/mail/opendkim/opendkim.conf
 fi
\ No newline at end of file
diff --git a/docker/mail/rootfs/etc/service/postfix/run b/docker/mail/rootfs/etc/service/postfix/run
index ada2f580d1..34f6a1f26e 100644
--- a/docker/mail/rootfs/etc/service/postfix/run
+++ b/docker/mail/rootfs/etc/service/postfix/run
@@ -1,6 +1,6 @@
 #!/bin/sh
 PID=$(pgrep master)
-if [ -z ${PID} ]
+if [ -z "${PID}" ]
 then
     exec /usr/sbin/postfix start -c /etc/mail/postfix
 fi
\ No newline at end of file
diff --git a/docker/mail/rootfs/etc/service/rsyslog/run b/docker/mail/rootfs/etc/service/rsyslog/run
index d6257cffcc..e96b3d51c0 100644
--- a/docker/mail/rootfs/etc/service/rsyslog/run
+++ b/docker/mail/rootfs/etc/service/rsyslog/run
@@ -1,6 +1,6 @@
 #!/bin/sh
 PID=$(pgrep rsyslog)
-if [ -z ${PID} ]
+if [ -z "${PID}" ]
 then
     exec /usr/sbin/rsyslogd -f /etc/mail/rsyslogd/rsyslog.conf
 fi
\ No newline at end of file