From efeb864cb547a2cbf96dc0053a8bdb4d9190b364 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 12 Jun 2024 05:50:45 +0200
Subject: Merging upstream version 256.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/units/TEST-17-UDEV.02.sh | 186 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 186 insertions(+)
 create mode 100755 test/units/TEST-17-UDEV.02.sh

(limited to 'test/units/TEST-17-UDEV.02.sh')

diff --git a/test/units/TEST-17-UDEV.02.sh b/test/units/TEST-17-UDEV.02.sh
new file mode 100755
index 0000000..96430e6
--- /dev/null
+++ b/test/units/TEST-17-UDEV.02.sh
@@ -0,0 +1,186 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
+# disable shellcheck warning about '"aaa"' type quotation
+# shellcheck disable=SC2016
+
+set -eux
+set -o pipefail
+
+# shellcheck source=test/units/util.sh
+. "$(dirname "$0")"/util.sh
+
+mkdir -p /run/udev/rules.d/
+
+# test for ID_RENAMING= udev property and device unit state
+
+cat >/run/udev/rules.d/50-testsuite.rules <<EOF
+ACTION=="remove", GOTO="hoge_end"
+SUBSYSTEM!="net", GOTO="hoge_end"
+KERNEL!="hoge", GOTO="hoge_end"
+
+OPTIONS="log_level=debug"
+
+# emulate renaming
+ACTION=="online", ENV{ID_RENAMING}="1"
+
+LABEL="hoge_end"
+EOF
+
+udevadm control --log-priority=debug --reload --timeout=30
+
+ip link add hoge type dummy
+udevadm wait --timeout=30 --settle /sys/devices/virtual/net/hoge
+assert_not_in "ID_RENAMING=" "$(udevadm info /sys/devices/virtual/net/hoge)"
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/hoge)" != "active" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/hoge)" != "active" ]]; do sleep .5; done'
+
+udevadm trigger --action=online --settle /sys/devices/virtual/net/hoge
+assert_in "ID_RENAMING=" "$(udevadm info /sys/devices/virtual/net/hoge)"
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/hoge)" != "inactive" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/hoge)" != "inactive" ]]; do sleep .5; done'
+
+udevadm trigger --action=move --settle /sys/devices/virtual/net/hoge
+assert_not_in "ID_RENAMING=" "$(udevadm info /sys/devices/virtual/net/hoge)"
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/hoge)" != "active" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/hoge)" != "active" ]]; do sleep .5; done'
+
+# test for renaming interface with NAME= (issue #25106)
+
+cat >/run/udev/rules.d/50-testsuite.rules <<EOF
+ACTION!="add", GOTO="hoge_end"
+SUBSYSTEM!="net", GOTO="hoge_end"
+
+OPTIONS="log_level=debug"
+
+KERNEL=="hoge",  NAME="foobar"
+KERNEL=="foobar", NAME="hoge"
+
+LABEL="hoge_end"
+EOF
+
+udevadm control --log-priority=debug --reload --timeout=30
+
+udevadm trigger --action=add --settle /sys/devices/virtual/net/hoge
+udevadm wait --timeout=30 --settle /sys/devices/virtual/net/foobar
+assert_not_in "ID_RENAMING=" "$(udevadm info /sys/devices/virtual/net/foobar)"
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/hoge)" != "inactive" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/hoge)" != "inactive" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/foobar)" != "active" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/foobar)" != "active" ]]; do sleep .5; done'
+
+udevadm trigger --action=add --settle /sys/devices/virtual/net/foobar
+udevadm wait --timeout=30 --settle /sys/devices/virtual/net/hoge
+assert_not_in "ID_RENAMING=" "$(udevadm info /sys/devices/virtual/net/hoge)"
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/hoge)" != "active" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/hoge)" != "active" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/foobar)" != "inactive" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/foobar)" != "inactive" ]]; do sleep .5; done'
+
+# cleanup
+rm -f /run/udev/rules.d/50-testsuite.rules
+udevadm control --reload --timeout=30
+
+# test for renaming interface with an external tool (issue #16967)
+
+ip link set hoge name foobar
+udevadm wait --timeout=30 --settle /sys/devices/virtual/net/foobar
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/hoge)" != "inactive" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/hoge)" != "inactive" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/foobar)" != "active" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/foobar)" != "active" ]]; do sleep .5; done'
+
+ip link set foobar name hoge
+udevadm wait --timeout=30 --settle /sys/devices/virtual/net/hoge
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/hoge)" != "active" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/hoge)" != "active" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/devices/virtual/net/foobar)" != "inactive" ]]; do sleep .5; done'
+timeout 30 bash -c 'while [[ "$(systemctl show --property=ActiveState --value /sys/subsystem/net/devices/foobar)" != "inactive" ]]; do sleep .5; done'
+
+# cleanup
+ip link del hoge
+
+# shellcheck disable=SC2317
+teardown_netif_renaming_conflict() {
+    set +ex
+
+    if [[ -n "$KILL_PID" ]]; then
+        kill "$KILL_PID"
+    fi
+
+    rm -rf "$TMPDIR"
+
+    rm -f /run/udev/rules.d/50-testsuite.rules
+    udevadm control --reload --timeout=30
+
+    ip link del hoge
+    ip link del foobar
+}
+
+test_netif_renaming_conflict() {
+    local since found=
+
+    trap teardown_netif_renaming_conflict RETURN
+
+    cat >/run/udev/rules.d/50-testsuite.rules <<EOF
+ACTION!="add", GOTO="hoge_end"
+SUBSYSTEM!="net", GOTO="hoge_end"
+
+OPTIONS="log_level=debug"
+
+KERNEL=="foobar", NAME="hoge"
+
+LABEL="hoge_end"
+EOF
+
+    udevadm control --log-priority=debug --reload --timeout=30
+
+    ip link add hoge type dummy
+    udevadm wait --timeout=30 --settle /sys/devices/virtual/net/hoge
+
+    TMPDIR=$(mktemp -d -p /tmp udev-tests.XXXXXX)
+    udevadm monitor --udev --property --subsystem-match=net >"$TMPDIR"/monitor.txt &
+    KILL_PID="$!"
+
+    # make sure that 'udevadm monitor' actually monitor uevents
+    sleep 1
+
+    journalctl --sync
+    since="$(date '+%H:%M:%S')"
+
+    # add another interface which will conflict with an existing interface
+    ip link add foobar type dummy
+
+    for _ in {1..40}; do
+        if (
+            grep -q 'ACTION=add' "$TMPDIR"/monitor.txt
+            grep -q 'DEVPATH=/devices/virtual/net/foobar' "$TMPDIR"/monitor.txt
+            grep -q 'SUBSYSTEM=net' "$TMPDIR"/monitor.txt
+            grep -q 'INTERFACE=foobar' "$TMPDIR"/monitor.txt
+            grep -q 'ID_NET_DRIVER=dummy' "$TMPDIR"/monitor.txt
+            grep -q 'ID_NET_NAME=foobar' "$TMPDIR"/monitor.txt
+            # Even when network interface renaming is failed, SYSTEMD_ALIAS with the conflicting name will be broadcast.
+            grep -q 'SYSTEMD_ALIAS=/sys/subsystem/net/devices/hoge' "$TMPDIR"/monitor.txt
+            grep -q 'UDEV_WORKER_FAILED=1' "$TMPDIR"/monitor.txt
+            grep -q 'UDEV_WORKER_ERRNO=17' "$TMPDIR"/monitor.txt
+            grep -q 'UDEV_WORKER_ERRNO_NAME=EEXIST' "$TMPDIR"/monitor.txt
+        ); then
+            cat "$TMPDIR"/monitor.txt
+            found=1
+            break
+        fi
+        sleep .5
+    done
+    test -n "$found"
+
+    journalctl --sync
+    set +o pipefail
+    timeout -v 30 journalctl _PID=1 _COMM=systemd --since "$since" -n all --follow | grep -m 1 -q -F 'foobar: systemd-udevd failed to process the device, ignoring: File exists'
+    set -o pipefail
+    # check if the invalid SYSTEMD_ALIAS property for the interface foobar is ignored by PID1
+    assert_eq "$(systemctl show --property=SysFSPath --value /sys/subsystem/net/devices/hoge)" "/sys/devices/virtual/net/hoge"
+}
+
+test_netif_renaming_conflict
+
+exit 0
-- 
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