Contents of /alx-src/branches/alxconf-060/bin/update-alx.sh
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Fri Apr 13 17:34:40 2012 UTC (12 years ago) by niro
File MIME type: application/x-sh
File size: 3093 byte(s)
Fri Apr 13 17:34:40 2012 UTC (12 years ago) by niro
File MIME type: application/x-sh
File size: 3093 byte(s)
-fixed some minor issues and coding style
1 | #!/bin/bash |
2 | # $Id$ |
3 | |
4 | die() |
5 | { |
6 | echo |
7 | echo "Error: $@. Update *not* successfull." |
8 | trap_exit |
9 | } |
10 | |
11 | trap_exit() |
12 | { |
13 | is_mounted ${BUILDDIR} && umount ${BUILDDIR} |
14 | is_mounted ${MAGEDIR} && umount ${MAGEDIR} |
15 | is_mounted ${PKGDIR} && umount ${PKGDIR} |
16 | is_mounted ${TEMPDIR} && umount_server |
17 | |
18 | exit 1 |
19 | } |
20 | |
21 | diskfree() |
22 | { |
23 | local dev="$1" |
24 | df -kP "${dev}" |grep "${dev}" | xargs | cut -d' ' -f4 |
25 | } |
26 | |
27 | mount_server() |
28 | { |
29 | local ret |
30 | |
31 | [ ! -d ${TEMPDIR} ] && install -d ${TEMPDIR} |
32 | # use cifs only if supported |
33 | modprobe cifs &> /dev/null |
34 | if [ -n "$(cat /proc/filesystems | grep cifs)" ] |
35 | then |
36 | mount -t cifs "${SERVER_SHARE}" \ |
37 | ${TEMPDIR} \ |
38 | -o user="${USER}",pass="${PASS}" |
39 | ret="$?" |
40 | else |
41 | # unix extensions must be enabled on server-side ! |
42 | mount -t smbfs "${SERVER_SHARE}" \ |
43 | ${TEMPDIR} \ |
44 | -o username="${USER}",password="${PASS}" |
45 | ret="$?" |
46 | fi |
47 | |
48 | sleep 3 |
49 | |
50 | return "${ret}" |
51 | } |
52 | |
53 | umount_server() |
54 | { |
55 | umount ${TEMPDIR} |
56 | sleep 3 |
57 | [ -d ${TEMPDIR} ] && rm -rf ${TEMPDIR} |
58 | } |
59 | |
60 | is_mounted() |
61 | { |
62 | local dev="$1" |
63 | # the spaces are neccessary -> to locate " / " |
64 | [ -n "$(cat /proc/mounts | grep " ${dev} ")" ] && return 0 |
65 | return 1 |
66 | } |
67 | |
68 | [[ $(whoami) != root ]] && ( echo "you must be r00t ..."; exit 1 ) |
69 | |
70 | source /etc/mage.rc |
71 | source /etc/alxconfig-ng/config.rc |
72 | |
73 | # in kilobytes ! min 50MB are needed !! |
74 | MIN_SPACE="${MIN_DISK_SPACE}" |
75 | SERVER_SHARE="${SMB_UPDATE_HOST}" |
76 | USER="${SMB_UPDATE_USER}" |
77 | PASS="${SMB_UPDATE_PASS}" |
78 | |
79 | # disable colors |
80 | export NOCOLORS=true |
81 | |
82 | # set some proper traps |
83 | trap "trap_exit" SIGINT SIGQUIT |
84 | |
85 | # setup mage.rc |
86 | sed -i -e "s@^\(MIRRORS=\).*@\1\"${MAGE_MIRRORS}\"@" \ |
87 | -e "s@^\(RSYNC=\).*@\1\"${MAGE_RSYNC}\"@" \ |
88 | /etc/mage.rc || die "fixing /etc/mage.rc" |
89 | |
90 | if [ $(diskfree /) -le ${MIN_SPACE} ] |
91 | then |
92 | echo "Mounting server '${SERVER_SHARE}' ..." |
93 | # make a secure tmp dir |
94 | if [ -x /bin/mktemp ]; then |
95 | TEMPDIR="$(/bin/mktemp -d)" |
96 | else |
97 | TEMPDIR="/tmp/tmp-$$" |
98 | fi |
99 | |
100 | # mount the server share to TEMPDIR |
101 | mount_server || die "netshare mount failed, updated aborted." |
102 | |
103 | # now fake a new builddir so that multiple clients |
104 | # can use one server share |
105 | install -d ${TEMPDIR}/${HOSTNAME}/{mage,packages,tmp} |
106 | mount -o bind ${TEMPDIR}/${HOSTNAME}/tmp ${BUILDDIR} |
107 | # mount -o bind ${TEMPDIR}/${HOSTNAME}/mage ${MAGEDIR} |
108 | mount -o bind ${TEMPDIR}/${HOSTNAME}/packages ${PKGDIR} |
109 | fi |
110 | |
111 | echo "Running update ..." |
112 | # fetching new db |
113 | |
114 | echo "Fetching mage database update ..." |
115 | mage update > /dev/null || die "mage update" |
116 | |
117 | # to be safe, mount boot (kernel updates !) |
118 | mount /boot &> /dev/null |
119 | |
120 | # first update mage if an update is available |
121 | mage pretend mage &> /dev/null |
122 | if [[ $? = 1 ]] |
123 | then |
124 | mage install mage || die "install mage" |
125 | fi |
126 | |
127 | # then clean forcefully all packages that does not match the profile |
128 | if [ -f /etc/mage-profile/forced-uninstall ] |
129 | then |
130 | bash /etc/mage-profile/forced-uninstall |
131 | fi |
132 | |
133 | # update the whole system |
134 | mage upgrade || die "system upgrade" |
135 | |
136 | # umount BUILDDIR |
137 | if is_mounted ${BUILDDIR} |
138 | then |
139 | umount ${BUILDDIR} |
140 | fi |
141 | |
142 | # umount MAGEDIR |
143 | if is_mounted ${MAGEDIR} |
144 | then |
145 | umount ${MAGEDIR} |
146 | fi |
147 | |
148 | if is_mounted ${PKGDIR} |
149 | then |
150 | umount ${PKGDIR} |
151 | fi |
152 | |
153 | # umount TEMPDIR |
154 | if is_mounted ${TEMPDIR} |
155 | then |
156 | umount_server |
157 | fi |
Properties
Name | Value |
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svn:executable | * |