From 75eafcd63052738bc1aa8dac24e1a1d4b8a50820 Mon Sep 17 00:00:00 2001
From: William Yang <mscame@gmail.com>
Date: Fri, 3 Dec 2021 17:58:21 +0100
Subject: [PATCH] build(deb): deb pkg enable/disable emqx system

---
 deploy/packages/deb/debian/postinst | 6 ++++++
 deploy/packages/deb/debian/postrm   | 5 +++++
 2 files changed, 11 insertions(+)

diff --git a/deploy/packages/deb/debian/postinst b/deploy/packages/deb/debian/postinst
index 1a8dd3be8..69936cbe0 100755
--- a/deploy/packages/deb/debian/postinst
+++ b/deploy/packages/deb/debian/postinst
@@ -35,6 +35,12 @@ chmod -R 0755 /usr/lib/emqx/bin
 ln -s /usr/lib/emqx/bin/emqx /usr/bin/emqx
 ln -s /usr/lib/emqx/bin/emqx_ctl /usr/bin/emqx_ctl
 
+if systemctl status --no-pager; then
+    systemctl enable emqx;
+else
+    echo "systemd is not in use, skip enable emqx"
+fi
+
 case "$1" in
     configure)
     ;;
diff --git a/deploy/packages/deb/debian/postrm b/deploy/packages/deb/debian/postrm
index caea4a520..affb2f4cc 100755
--- a/deploy/packages/deb/debian/postrm
+++ b/deploy/packages/deb/debian/postrm
@@ -55,6 +55,11 @@ case "$1" in
         if [ -d /usr/lib/emqx ]; then
                 rm -r /usr/lib/emqx
         fi
+
+        if pidof systemd; then
+          systemctl disable emqx;
+          rm -f /etc/systemd/emqx.service
+        fi
     ;;
 
     remove)