From: Michael Tremer <michael.tremer@ipfire.org>
Date: Fri, 14 Jun 2019 15:31:35 +0000 (+0000)
Subject: cloud-init: Add function to detect if we are running on Azure
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=daad69ba65aaf3c28d5a777c27c28d0ec4efe97a;p=people%2Fms%2Fipfire-2.x.git

cloud-init: Add function to detect if we are running on Azure

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/initscripts/system/cloud-init b/src/initscripts/system/cloud-init
index 7448ff3b0c..4bd474b0ba 100644
--- a/src/initscripts/system/cloud-init
+++ b/src/initscripts/system/cloud-init
@@ -28,6 +28,22 @@ running_on_ec2() {
 	return 1
 }
 
+running_on_azure() {
+	# Check if the vendor is Microsoft
+	if [ -r "/sys/devices/virtual/dmi/id/sys_vendor" ] && \
+			[ "$(</sys/devices/virtual/dmi/id/sys_vendor)" = "Microsoft Corporation" ]; then
+		# Check if this product is a "Virtual Machine"
+		if [ -r "/sys/devices/virtual/dmi/id/product_name" ] && \
+				[ "$(</sys/devices/virtual/dmi/id/product_name)" = "Virtual Machine" ]; then
+			# Yes, we are running on Azure
+			return 0
+		fi
+	fi
+
+	# We are not running on Azure
+	return 1
+}
+
 case "${1}" in
 	start)
 		# Do nothing if we are not running on AWS EC2
@@ -68,11 +84,19 @@ case "${1}" in
 		;;
 
 	status)
+		# Check Amazon
 		if running_on_ec2; then
 			echo "This system is running on AWS EC2"
 			exit 0
+
+		# Check Microsoft
+		elif running_on_azure; then
+			echo "This system is running on Microsoft Azure"
+			exit 0
+
+		# The rest
 		else
-			echo "This system is NOT running on AWS EC2"
+			echo "This system is NOT running in the cloud"
 			exit 1
 		fi
 		;;