1 files changed, 44 insertions, 0 deletions
diff --git a/community/nullmailer/nullmailer.install b/community/nullmailer/nullmailer.install
new file mode 100644
index 000000000..823df6e27
--- /dev/null
+++ b/community/nullmailer/nullmailer.install
@@ -0,0 +1,44 @@
+# arg 1: the new package version
+post_install() {
+    if ! getent passwd nullmail > /dev/null; then
+        echo "==> Creating nullmail user"
+        usr/bin/useradd --comment "nullmailer MTA" --shell /bin/sh --home /var/nullmailer --system --user-group nullmail
+    fi
+
+    echo "==> Creating trigger fifo"
+    rm -f var/nullmailer/trigger && mkfifo -m 600 var/nullmailer/trigger
+
+    echo "==> Fixing permissions"
+    chown nullmail var/nullmailer/*
+    chown nullmail usr/bin/nullmailer-queue
+    chmod u+s      usr/bin/nullmailer-queue
+    chown nullmail usr/bin/mailq
+    chmod u+s      usr/bin/mailq
+    if ! [ -s etc/nullmailer/me ]; then
+        echo "==> Configuring"
+        hostnamectl --static > etc/nullmailer/me
+    fi
+    if ! [ -s etc/nullmailer/remotes ]; then
+        echo "smarthost.example.org smtp --port=25 --auth-login --user=user --pass=pass" > etc/nullmailer/remotes
+        chgrp nullmail etc/nullmailer/remotes
+        chmod 640 etc/nullmailer/remotes
+    fi
+}
+
+# arg 1:  the new package version
+# arg 2:  the old package version
+post_upgrade() {
+    post_install $1
+}
+
+# arg 1:  the old package version
+pre_remove() {
+    systemctl stop nullmailer
+    # Leave the 'queue' directory intact
+    rm -rf var/service/nullmailer/{tmp,trigger}
+    echo "==> Removing nullmailer user and group"
+    userdel nullmail
+    if getent group nullmail > /dev/null; then
+        groupdel nullmail
+    fi
+}