From f9dbdc628f21e667aa73a4d88f76405c8137d56b Mon Sep 17 00:00:00 2001
From: Benjamin Drung <benjamin.drung@canonical.com>
Date: Wed, 7 Jun 2023 11:03:03 +0200
Subject: [PATCH] test: Check that the network is not configured

Signed-off-by: Benjamin Drung <benjamin.drung@canonical.com>
---
 debian/tests/qemu-ata-only     |  1 +
 debian/tests/qemu-busybox      |  1 +
 debian/tests/qemu-klibc        |  1 +
 debian/tests/qemu-panic-shell  |  3 +++
 debian/tests/qemu-separate-usr |  1 +
 debian/tests/qemu-virtio-only  |  1 +
 debian/tests/test-common       | 12 ++++++++++++
 7 files changed, 20 insertions(+)

diff --git a/debian/tests/qemu-ata-only b/debian/tests/qemu-ata-only
index 79a91e2..ef742a5 100755
--- a/debian/tests/qemu-ata-only
+++ b/debian/tests/qemu-ata-only
@@ -21,3 +21,4 @@ build_initramfs
 build_rootfs_ext2
 
 run_qemu
+check_no_network_configuration
diff --git a/debian/tests/qemu-busybox b/debian/tests/qemu-busybox
index a24889c..c29c41f 100755
--- a/debian/tests/qemu-busybox
+++ b/debian/tests/qemu-busybox
@@ -15,6 +15,7 @@ lsinitramfs "${INITRAMFS}" | grep -qw busybox
 build_rootfs_ext2
 
 run_qemu
+check_no_network_configuration
 
 # Check that fsck ran
 grep -q "^/dev/${ROOTDISK_LINUX_NAME}: clean," "${OUTPUT}"
diff --git a/debian/tests/qemu-klibc b/debian/tests/qemu-klibc
index 6aa5c76..2111dab 100755
--- a/debian/tests/qemu-klibc
+++ b/debian/tests/qemu-klibc
@@ -15,6 +15,7 @@ build_initramfs
 build_rootfs_ext2
 
 run_qemu
+check_no_network_configuration
 
 # Check that fsck ran
 grep -q "^/dev/${ROOTDISK_LINUX_NAME}: clean," "${OUTPUT}"
diff --git a/debian/tests/qemu-panic-shell b/debian/tests/qemu-panic-shell
index 93e9ad9..296010f 100755
--- a/debian/tests/qemu-panic-shell
+++ b/debian/tests/qemu-panic-shell
@@ -20,13 +20,16 @@ build_initramfs
 build_rootfs_ext2
 
 run_qemu_nocheck
+check_no_network_configuration
 grep -qF "ALERT!  /dev/nonexistent does not exist.  Dropping to a shell!" "${OUTPUT}"
 grep -qF "(initramfs) " "${OUTPUT}"
 
 run_qemu_nocheck "panic=-1"
+check_no_network_configuration
 grep -qF "Rebooting automatically due to panic= boot argument" "${OUTPUT}"
 ! grep -qF "(initramfs) " "${OUTPUT}"
 
 run_qemu_nocheck "panic=0"
+check_no_network_configuration
 grep -qF "Halting automatically due to panic= boot argument" "${OUTPUT}"
 ! grep -qF "(initramfs) " "${OUTPUT}"
diff --git a/debian/tests/qemu-separate-usr b/debian/tests/qemu-separate-usr
index d1bce83..9a252f6 100755
--- a/debian/tests/qemu-separate-usr
+++ b/debian/tests/qemu-separate-usr
@@ -30,6 +30,7 @@ build_rootfs_ext2
 build_fs_ext2 "${USRDIR}" "${USRDISK}"
 
 run_qemu
+check_no_network_configuration
 
 # Check that fsck ran on both devices
 grep -q "^/dev/${ROOTDISK_LINUX_NAME}: clean," "${OUTPUT}"
diff --git a/debian/tests/qemu-virtio-only b/debian/tests/qemu-virtio-only
index fa9bbf7..79670cd 100755
--- a/debian/tests/qemu-virtio-only
+++ b/debian/tests/qemu-virtio-only
@@ -20,3 +20,4 @@ build_initramfs
 build_rootfs_ext2
 
 run_qemu
+check_no_network_configuration
diff --git a/debian/tests/test-common b/debian/tests/test-common
index 732ebad..840fe81 100644
--- a/debian/tests/test-common
+++ b/debian/tests/test-common
@@ -162,3 +162,15 @@ run_qemu() {
 	_run_qemu "panic=-1"
 	grep -qF "${INIT_MESSAGE}" "${OUTPUT}"
 }
+
+check_no_output() {
+	local msg="$1"
+	if grep -qF "${msg}" "${OUTPUT}"; then
+		echo >&2 "E: Message '${msg}' found in log output '${OUTPUT}."
+		exit 1
+	fi
+}
+
+check_no_network_configuration() {
+	check_no_output "Waiting up to 180 secs for"
+}