grab all config files for installed packages, closes #3718
[openwrt/svn-archive/archive.git] / package / base-files / files / sbin / sysupgrade
1 #!/bin/sh
2 . /etc/functions.sh
3
4 # initialize defaults
5 RAMFS_COPY_BIN="" # extra programs for temporary ramfs root
6 RAMFS_COPY_DATA="" # extra data files
7 export INTERACTIVE=0
8 export VERBOSE=1
9 export SAVE_CONFIG=1
10 export DELAY=
11 export CONF_IMAGE=
12 # parse options
13 while [ -n "$1" ]; do
14 case "$1" in
15 -i) export INTERACTIVE=1;;
16 -d) export DELAY="$2"; shift;;
17 -v) export VERBOSE="$(($VERBOSE + 1))";;
18 -q) export VERBOSE="$(($VERBOSE - 1))";;
19 -n) export SAVE_CONFIG=0;;
20 -f) export CONF_IMAGE="$2"; shift;;
21 -*)
22 echo "Invalid option: $1"
23 exit 1
24 ;;
25 *) break;;
26 esac
27 shift;
28 done
29
30 export CONFFILES=/tmp/sysupgrade.conffiles
31 export CONF_TAR=/tmp/sysupgrade.tgz
32
33 export ARGV="$*"
34 export ARGC="$#"
35
36 [ -z "$ARGV" ] && {
37 cat <<EOF
38 Usage: $0 [options] <image file or URL>
39
40 Options:
41 -d <delay> add a delay before rebooting
42 -f <config> restore configuration from .tar.gz (file or url)
43 -i interactive mode
44 -n do not save configuration over reflash
45 -q less verbose
46 -v more verbose
47
48 EOF
49 exit 1
50 }
51
52 add_uci_conffiles() {
53 local file="$1"
54 find /etc/config/httpd /etc/config/network /etc/config/system /etc/config/wireless /etc/config/fstab \
55 /etc/firewall.user /etc/rc.local /etc/passwd /etc/group /etc/hosts -type f > "$file"
56 find `cat /usr/lib/opkg/status | grep "Conffiles:" | grep -v -e "/etc/banner" -e "/etc/opkg.conf" |cut -d':' -f2` -type f >> "$file"
57 return 0
58 }
59
60 # hooks
61 sysupgrade_image_check="platform_check_image"
62 sysupgrade_init_conffiles="add_uci_conffiles"
63
64 include /lib/upgrade
65
66 do_save_conffiles() {
67 [ -z "$(rootfs_type)" ] && {
68 echo "Cannot save config while running from ramdisk."
69 ask_bool 0 "Abort" && exit
70 return 0
71 }
72 run_hooks "$CONFFILES" $sysupgrade_init_conffiles
73 ask_bool 0 "Edit config file list" && vi "$CONFFILES"
74
75 v "Saving config files..."
76 [ "$VERBOSE" -gt 1 ] && TAR_V="v" || TAR_V=""
77 tar c${TAR_V}zf "$CONF_TAR" -T "$CONFFILES" 2>/dev/null
78 }
79
80 type platform_check_image >/dev/null 2>/dev/null || {
81 echo "Firmware upgrade is not implemented for this platform."
82 exit 1
83 }
84
85 for check in $sysupgrade_image_check; do
86 ( eval "$check \"\$ARGV\"" ) || {
87 echo "Image check '$check' failed."
88 exit 1
89 }
90 done
91
92 if [ -n "$CONF_IMAGE" ]; then
93 case "$(get_magic_word $CONF_IMAGE cat)" in
94 # .gz files
95 1f8b) ;;
96 *)
97 echo "Invalid config file. Please use only .tar.gz files"
98 exit 1
99 ;;
100 esac
101 get_image "$CONF_IMAGE" "cat" > "$CONF_TAR"
102 export SAVE_CONFIG=1
103 elif ask_bool $SAVE_CONFIG "Keep config files over reflash"; then
104 do_save_conffiles
105 export SAVE_CONFIG=1
106 else
107 export SAVE_CONFIG=0
108 fi
109 run_hooks "" $sysupgrade_pre_upgrade
110
111 if [ -n "$(rootfs_type)" ]; then
112 v "Switching to ramdisk..."
113 run_ramfs '. /etc/functions.sh; include /lib/upgrade; do_upgrade'
114 else
115 do_upgrade
116 fi