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Diffstat (limited to 'meta/recipes-core/initscripts/initscripts-1.0/jornada7xx/checkroot.sh')
-rwxr-xr-x | meta/recipes-core/initscripts/initscripts-1.0/jornada7xx/checkroot.sh | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/meta/recipes-core/initscripts/initscripts-1.0/jornada7xx/checkroot.sh b/meta/recipes-core/initscripts/initscripts-1.0/jornada7xx/checkroot.sh new file mode 100755 index 0000000000..9e2d3cfc85 --- /dev/null +++ b/meta/recipes-core/initscripts/initscripts-1.0/jornada7xx/checkroot.sh | |||
@@ -0,0 +1,211 @@ | |||
1 | # | ||
2 | # checkroot.sh Check to root filesystem. | ||
3 | # | ||
4 | # Version: @(#)checkroot.sh 2.84 25-Jan-2002 miquels@cistron.nl | ||
5 | # | ||
6 | |||
7 | . /etc/default/rcS | ||
8 | |||
9 | # | ||
10 | # Set SULOGIN in /etc/default/rcS to yes if you want a sulogin to be spawned | ||
11 | # from this script *before anything else* with a timeout, like SCO does. | ||
12 | # | ||
13 | test "$SULOGIN" = yes && sulogin -t 30 $CONSOLE | ||
14 | |||
15 | # | ||
16 | # Ensure that bdflush (update) is running before any major I/O is | ||
17 | # performed (the following fsck is a good example of such activity :). | ||
18 | # | ||
19 | test -x /sbin/update && update | ||
20 | |||
21 | # | ||
22 | # Read /etc/fstab. | ||
23 | # | ||
24 | exec 9>&0 </etc/fstab | ||
25 | rootmode=rw | ||
26 | rootopts=rw | ||
27 | test "$ENABLE_ROOTFS_FSCK" = yes && rootcheck="yes" || rootcheck="no" | ||
28 | swap_on_md=no | ||
29 | devfs= | ||
30 | while read fs mnt type opts dump pass junk | ||
31 | do | ||
32 | case "$fs" in | ||
33 | ""|\#*) | ||
34 | continue; | ||
35 | ;; | ||
36 | /dev/md*) | ||
37 | # Swap on md device. | ||
38 | test "$type" = swap && swap_on_md=yes | ||
39 | ;; | ||
40 | /dev/*) | ||
41 | ;; | ||
42 | *) | ||
43 | # Might be a swapfile. | ||
44 | test "$type" = swap && swap_on_md=yes | ||
45 | ;; | ||
46 | esac | ||
47 | |||
48 | test "$type" = devfs && devfs="$fs" | ||
49 | |||
50 | # Currently we do not care about the other entries | ||
51 | if test "$mnt" = "/" | ||
52 | then | ||
53 | #echo "[$fs] [$mnt] [$type] [$opts] [$dump] [$pass] [$junk]" | ||
54 | |||
55 | rootopts="$opts" | ||
56 | roottype="$type" | ||
57 | |||
58 | #The "spinner" is broken on busybox sh | ||
59 | TERM=dumb | ||
60 | |||
61 | test "$pass" = 0 -o "$pass" = "" && rootcheck=no | ||
62 | |||
63 | # Enable fsck for ext2 and ext3 rootfs, disable for everything else | ||
64 | case "$type" in | ||
65 | ext3) rootcheck=yes;; | ||
66 | *) rootcheck=no;; | ||
67 | esac | ||
68 | |||
69 | if test "$rootcheck" = yes | ||
70 | then | ||
71 | if ! test -x "/sbin/fsck.${roottype}" | ||
72 | then | ||
73 | echo -e "\n * * * WARNING: /sbin/fsck.${roottype} is missing! * * *\n" | ||
74 | rootcheck=no | ||
75 | fi | ||
76 | fi | ||
77 | |||
78 | case "$opts" in | ||
79 | ro|ro,*|*,ro|*,ro,*) | ||
80 | rootmode=ro | ||
81 | ;; | ||
82 | esac | ||
83 | fi | ||
84 | done | ||
85 | exec 0>&9 9>&- | ||
86 | |||
87 | # | ||
88 | # Activate the swap device(s) in /etc/fstab. This needs to be done | ||
89 | # before fsck, since fsck can be quite memory-hungry. | ||
90 | # | ||
91 | doswap=no | ||
92 | test -d /proc/1 || mount -n /proc | ||
93 | case "`uname -r`" in | ||
94 | 2.[0123].*) | ||
95 | if test $swap_on_md = yes && grep -qs resync /proc/mdstat | ||
96 | then | ||
97 | test "$VERBOSE" != no && echo "Not activating swap - RAID array resyncing" | ||
98 | else | ||
99 | doswap=yes | ||
100 | fi | ||
101 | ;; | ||
102 | *) | ||
103 | doswap=yes | ||
104 | ;; | ||
105 | esac | ||
106 | if test $doswap = yes | ||
107 | then | ||
108 | test "$VERBOSE" != no && echo "Activating swap" | ||
109 | swapon -a 2> /dev/null | ||
110 | fi | ||
111 | |||
112 | # | ||
113 | # Check the root filesystem. | ||
114 | # | ||
115 | if test -f /fastboot || test $rootcheck = no | ||
116 | then | ||
117 | test $rootcheck = yes && echo "Fast boot, no filesystem check" | ||
118 | else | ||
119 | # | ||
120 | # Ensure that root is quiescent and read-only before fsck'ing. | ||
121 | # | ||
122 | mount -n -o remount,ro / | ||
123 | if test $? = 0 | ||
124 | then | ||
125 | if test -f /forcefsck | ||
126 | then | ||
127 | force="-f" | ||
128 | else | ||
129 | force="" | ||
130 | fi | ||
131 | if test "$FSCKFIX" = yes | ||
132 | then | ||
133 | fix="-y" | ||
134 | else | ||
135 | fix="-a" | ||
136 | fi | ||
137 | spinner="-C" | ||
138 | case "$TERM" in | ||
139 | dumb|network|unknown|"") spinner="" ;; | ||
140 | esac | ||
141 | test `uname -m` = s390 && spinner="" # This should go away | ||
142 | test "$VERBOSE" != no && echo "Checking root filesystem..." | ||
143 | fsck $spinner $force $fix / | ||
144 | # | ||
145 | # If there was a failure, drop into single-user mode. | ||
146 | # | ||
147 | # NOTE: "failure" is defined as exiting with a return code of | ||
148 | # 2 or larger. A return code of 1 indicates that filesystem | ||
149 | # errors were corrected but that the boot may proceed. | ||
150 | # | ||
151 | if test "$?" -gt 1 | ||
152 | then | ||
153 | |||
154 | # Since this script is run very early in the boot-process, it should be safe to assume that the | ||
155 | # output is printed to VT1. However, some distributions use a bootsplash to hide the "ugly" boot | ||
156 | # messages and having the bootsplash "hang" due to a waiting fsck prompt is less than ideal | ||
157 | chvt 1 | ||
158 | |||
159 | # Surprise! Re-directing from a HERE document (as in | ||
160 | # "cat << EOF") won't work, because the root is read-only. | ||
161 | echo | ||
162 | echo "fsck failed. Please repair manually and reboot. Please note" | ||
163 | echo "that the root filesystem is currently mounted read-only. To" | ||
164 | echo "remount it read-write:" | ||
165 | echo | ||
166 | echo " # mount -n -o remount,rw /" | ||
167 | echo | ||
168 | echo "CONTROL-D will exit from this shell and REBOOT the system." | ||
169 | echo | ||
170 | # Start a single user shell on the console | ||
171 | /sbin/sulogin $CONSOLE | ||
172 | reboot -f | ||
173 | fi | ||
174 | else | ||
175 | echo "*** ERROR! Cannot fsck root fs because it is not mounted read-only!" | ||
176 | echo | ||
177 | fi | ||
178 | fi | ||
179 | |||
180 | # | ||
181 | # If the root filesystem was not marked as read-only in /etc/fstab, | ||
182 | # remount the rootfs rw but do not try to change mtab because it | ||
183 | # is on a ro fs until the remount succeeded. Then clean up old mtabs | ||
184 | # and finally write the new mtab. | ||
185 | # This part is only needed if the rootfs was mounted ro. | ||
186 | # | ||
187 | if [ $(grep rootfs /proc/mounts | awk '{print $4}') = rw ]; then | ||
188 | exit 0 | ||
189 | fi | ||
190 | |||
191 | # Add a second check, which seems to be needed for some kernel versions | ||
192 | if [ $(grep "/dev/root" /proc/mounts | awk '{print $4}') = rw ]; then | ||
193 | exit 0 | ||
194 | fi | ||
195 | |||
196 | |||
197 | echo "Remounting root file system..." | ||
198 | mount -n -o remount,$rootmode / | ||
199 | if test "$rootmode" = rw | ||
200 | then | ||
201 | if test ! -L /etc/mtab | ||
202 | then | ||
203 | rm -f /etc/mtab~ /etc/nologin | ||
204 | : > /etc/mtab | ||
205 | fi | ||
206 | mount -f -o remount / | ||
207 | mount -f /proc | ||
208 | test "$devfs" && grep -q '^devfs /dev' /proc/mounts && mount -f "$devfs" | ||
209 | fi | ||
210 | |||
211 | : exit 0 | ||