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[Postfix] fix extra.cf updating

5bf29e6a

Habetdin <[email protected]> 3 years ago

data/Dockerfiles/postfix/postfix.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Diff

diff --git a/data/Dockerfiles/postfix/postfix.sh b/data/Dockerfiles/postfix/postfix.sh
index f981bff6..b3098d3a 100755
--- a/data/Dockerfiles/postfix/postfix.sh
+++ b/data/Dockerfiles/postfix/postfix.sh
@@ -486,7 +486,7 @@ fi
 # Append user overrides
 echo -e "\n# User Overrides" >> /opt/postfix/conf/main.cf
 touch /opt/postfix/conf/extra.cf
-sed -i '/myhostname/d' /opt/postfix/conf/extra.cf
+sed -i '/\$myhostname/! { /myhostname/d }' /opt/postfix/conf/extra.cf
 echo -e "myhostname = ${MAILCOW_HOSTNAME}\n$(cat /opt/postfix/conf/extra.cf)" > /opt/postfix/conf/extra.cf
 cat /opt/postfix/conf/extra.cf >> /opt/postfix/conf/main.cf