1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
#!/bin/bash -
# Test serial console is present in templates.
# Copyright (C) 2016 Red Hat Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
# This slow test checks that the serial console works.
#
# NB. 'test-console.sh' runs the tests, but the various tests are
# run via the 'test-console-GUESTNAME.sh' wrappers.
#
# The script currently assumes a Linux guest. We should test Windows,
# FreeBSD in future (XXX).
set -e
$TEST_FUNCTIONS
slow_test
skip_if_skipped "$script"
guestname="$1"
if [ -z "$guestname" ]; then
echo "$script: guestname parameter not set, don't run this test directly."
exit 1
fi
# If the guest doesn't exist in virt-builder, skip. This is because
# we test some RHEL guests which most users won't have access to.
skip_unless_virt_builder_guest "$guestname"
# We can only run the tests on x86_64.
skip_unless_arch x86_64
# Check qemu is installed.
qemu=qemu-system-x86_64
skip_unless $qemu -help
# Some guests need special virt-builder parameters.
# See virt-builder --notes "$guestname"
declare -a extra
case "$guestname" in
debian-7)
extra[${#extra[*]}]='--edit'
extra[${#extra[*]}]='/etc/inittab:
s,^#([1-9].*respawn.*/sbin/getty.*),$1,'
;;
debian-8|ubuntu-16.04|ubuntu-18.04)
# These commands are required to fix the serial console.
# See https://askubuntu.com/questions/763908/ubuntu-16-04-has-no-vmware-console-access-once-booted-on-vmware-vsphere-5-5-clus/764476#764476
extra[${#extra[*]}]='--edit'
extra[${#extra[*]}]='/etc/default/grub:
s/^GRUB_CMDLINE_LINUX_DEFAULT=.*/GRUB_CMDLINE_LINUX_DEFAULT="console=tty0 console=ttyS0,115200n8"/'
extra[${#extra[*]}]='--run-command'
extra[${#extra[*]}]='update-grub'
;;
*)
;;
esac
disk="console-$guestname.img"
rm -f "$disk"
# Build a guest (using virt-builder).
virt-builder "$guestname" \
--quiet \
-o "$disk" \
"${extra[@]}"
out="console-$guestname.out"
rm -f "$out"
# Boot the guest in qemu with a serial console. Allow it to run
# for a set amount of time, and then kill it.
$qemu \
-no-user-config \
-display none \
-machine accel=kvm:tcg \
-m 1024 \
-boot c \
-drive file="$disk",format=raw,if=ide \
-serial stdio > "$out" &
pid=$!
sleep 180
kill -9 $pid
# Did we see console output?
err ()
{
set +e
echo "$script: didn't see $1 in serial console output"
echo "$script: full output from the serial console below"
echo
cat "$out"
exit 1
}
grub_rex="(highlighted|selected) entry will be (started|executed) automatically"
case "$guestname" in
centos-7.*|rhel-7.*)
grep -Esq "$grub_rex" "$out" ||
err "GRUB messages"
grep -Esq "Linux version [0-9]" "$out" || err "Linux kernel messages"
grep -sq "Reached target Basic System" "$out" || err "systemd messages"
grep -sq "^Kernel [0-9]" "$out" || err "login banner"
grep -sq "login:" "$out" || err "login prompt"
;;
debian-*)
grep -Esq "$grub_rex" "$out" ||
err "GRUB messages"
# Debian boots with 'quiet' so no kernel messages seen.
grep -sq "^Debian GNU/Linux" "$out" || err "login banner"
grep -sq "login:" "$out" || err "login prompt"
;;
fedora-*)
grep -Esq "$grub_rex" "$out" ||
err "GRUB messages"
grep -Esq "Linux version [0-9]" "$out" || err "Linux kernel messages"
grep -sq "Reached target Basic System" "$out" || err "systemd messages"
grep -sq "^Kernel.*(ttyS0)" "$out" || err "login banner"
grep -sq "login:" "$out" || err "login prompt"
;;
ubuntu-*)
# Ubuntu boot is very quiet, but we should see a banner and
# a login prompt at the end.
grep -sq "^Ubuntu" "$out" || err "login banner"
grep -sq "login:" "$out" || err "login prompt"
;;
*)
# Fall back to only checking we see a login prompt.
grep -sq "login:" "$out" || err "login prompt"
;;
esac
rm "$disk" "$out"
|
