From 045a506d1c8e9cfa41964888f1acaaec4be06108 Mon Sep 17 00:00:00 2001
From: Clark Chen <9372896+clarkchentw@users.noreply.github.com>
Date: Wed, 23 Sep 2020 19:11:08 -0500
Subject: [PATCH] Add support for Alpine (apk) (#332)

* Add support for Alpine (apk)

* Minor fix

Add back #!/usr/bin/env bash
---
 snmp/osupdate | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/snmp/osupdate b/snmp/osupdate
index 8a391fa..6e6f8f5 100755
--- a/snmp/osupdate
+++ b/snmp/osupdate
@@ -26,6 +26,8 @@ BIN_PACMAN='/usr/bin/env pacman'
 CMD_PACMAN='-Sup'
 BIN_PKG='/usr/sbin/pkg'
 CMD_PKG=' audit -q -F'
+BIN_APK='/sbin/apk'
+CMD_APK=' version'
 
 ################################################################
 # Don't change anything unless you know what are you doing     #
@@ -78,6 +80,14 @@ elif command -v pkg &>/dev/null ; then
     else
         echo "0";
     fi
+elif command -v apk &>/dev/null ; then
+    # Alpine
+    UPDATES=`$BIN_APK $CMD_APK | $BIN_WC $CMD_WC`
+    if [ $UPDATES -ge 2 ]; then
+        echo $(($UPDATES-1));
+    else
+        echo "0";
+    fi
 else
     echo "0";
 fi