| [c5c522c] | 1 | #!/bin/sh |
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| 2 | |
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| 3 | source /etc/initrd.defaults |
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| 4 | backup() { |
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| 5 | echo -ne "\033[0G\033[0K" |
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| 6 | } |
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| 7 | |
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| 8 | parse_opt() { |
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| 9 | case "$1" in |
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| 10 | *\=*) |
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| 11 | echo "$1" | cut -f2 -d= |
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| 12 | ;; |
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| 13 | esac |
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| 14 | } |
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| 15 | |
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| 16 | |
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| 17 | error_shell() |
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| 18 | { |
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| 19 | |
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| 20 | echo |
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| 21 | MSG="$*" |
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| 22 | if [ "$MSG" == "" ]; then |
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| 23 | MSG="Fatal error!" |
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| 24 | fi |
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| 25 | /bin/splasherror "$MSG" |
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| 26 | if [ "$DEBUG" == "" ] && cat /proc/cmdline|grep test >/dev/null; then |
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| 27 | echo "You are testing a kernel-upgrade, but something went wrong!" |
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| 28 | echo "The normal (working) kernel should be started again." |
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| 29 | echo "Press enter for a shell, or wait 60 seconds before normal reboot..." |
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| 30 | if ! read -t 60 BLA; then |
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| 31 | reboot |
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| 32 | fi |
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| 33 | fi |
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| 34 | echo "Starting shell: " |
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| 35 | setsid cttyhack sh |
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| 36 | } |
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| 37 | |
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| 38 | debug_shell() |
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| 39 | { |
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| 40 | echo |
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| 41 | echo "[ Debug mode, next step: $* ]" |
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| 42 | setsid cttyhack sh |
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| 43 | } |
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| 44 | |
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| 45 | |
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| 46 | modules_scan() { |
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| 47 | local MODS |
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| 48 | [ -d /etc/modules/${1} ] || touch /etc/modules/${1} |
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| 49 | |
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| 50 | MODS=`cat /etc/modules/${1}` |
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| 51 | for x in ${MODS} |
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| 52 | do |
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| 53 | echo -ne "Scanning for ${x}... \c" |
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| 54 | if ! modprobe ${x} 2>/dev/null 1>/dev/null; then |
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| 55 | echo -e "${BAD} FAILED!${NORMAL}" |
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| 56 | fi |
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| 57 | backup |
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| 58 | done |
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| 59 | } |
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| 60 | |
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| 61 | #use hwsetup to detect the other modules |
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| 62 | hwinstall() |
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| 63 | { |
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| 64 | echo -ne "${BOLD} ::${NORMAL} " |
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| 65 | hwsetup -p -n -a -v|while read bla; do |
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| 66 | read bla class |
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| 67 | read bla bus |
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| 68 | read bla device |
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| 69 | read bla driver |
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| 70 | read bla desc |
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| 71 | if test "$driver" != "ignore"; then |
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| 72 | if test "$driver" != "unknown"; then |
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| 73 | if ! echo "$driver"|grep ' '>/dev/null; then |
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| 74 | echo -ne "${BOLD} ::${NORMAL} $desc: $BOLD$driver..."; |
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| 75 | if OUTPUT=`modprobe $driver 2>&1`; then |
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| 76 | echo -e "$GOOD OK $NORMAL" |
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| 77 | else |
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| 78 | echo -e "$WARN skipped $NORMAL" |
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| 79 | fi |
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| 80 | fi |
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| 81 | fi |
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| 82 | fi |
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| 83 | done |
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| 84 | } |
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| 85 | |
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| 86 | |
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| 87 | check_xfs() |
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| 88 | { |
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| 89 | echo -ne "${BOLD} ::${NORMAL} Mounting $@..." |
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| 90 | |
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| 91 | #first replay the log by mounting it |
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| 92 | mkdir /.mnt 2>/dev/null |
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| 93 | mount -o inode32 $1 /.mnt 2>/dev/null |
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| 94 | |
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| 95 | if [ -e /.mnt/.cleanshutdown ]; then |
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| 96 | umount /.mnt 2>/dev/null |
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| 97 | echo -n "(last shutdown was clean) " |
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| 98 | else |
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| 99 | umount /.mnt 2>/dev/null |
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| 100 | echo -n "Last shutdown was not clean, checking..." |
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| 101 | #Check for xfs error's |
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| 102 | #Dont use xfs_check, since it requires too much memory for big filesystems (>2TB) |
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| 103 | if ! xfs_repair -n $1 >/dev/null 2>/dev/null; then |
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| 104 | echo -en "${WARN}Reparing..." |
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| 105 | |
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| 106 | #try a 'normal' repair |
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| 107 | if ! /sbin/xfs_repair $1 >/dev/null 2>/dev/null; then |
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| 108 | echo -n "flushing journal..." |
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| 109 | #try a repair by flushing the log |
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| 110 | if ! /sbin/xfs_repair -L $1 >/dev/null 2> /dev/null; then |
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| 111 | #its broken! |
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| 112 | echo -e "${BAD} FAILED!${NORMAL}" |
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| 113 | error_shell "Filesystem error, please fix manually!" |
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| 114 | fi |
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| 115 | fi |
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| 116 | fi |
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| 117 | fi |
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| 118 | echo -e " ${GOOD}OK${NORMAL}" |
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| 119 | } |
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| 120 | |
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| 121 | |
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| 122 | random() |
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| 123 | { |
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| 124 | echo -n $RANDOM |
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| 125 | } |
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| 126 | |
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| 127 | |
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| 128 | #cleanup the initrd environment, before exiting |
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| 129 | cleanupinitrd() |
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| 130 | { |
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| 131 | #if support environment is active, leave the initrd alone |
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| 132 | if [ "$SUP" == "" ]; then |
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| 133 | #unmount and kill everything, so the initrd is unused from now on. |
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| 134 | killall -9 udevd v86d udhcpc 2>/dev/null #we keep our IP! |
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| 135 | #umount /proc/bus/usb 2>/dev/null |
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| 136 | #umount /sys 2>/dev/null |
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| 137 | #umount /proc 2>/dev/null |
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| 138 | #umount /dev/pts 2>/dev/null |
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| 139 | #umount /dev 2>/dev/null |
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| 140 | fi |
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| 141 | } |
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| 142 | |
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| 143 | boot_image() |
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| 144 | { |
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| 145 | ###################################### find MEDIA and mount it under /newroot/mnt/cdrom |
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| 146 | splashstep "Searching boot image" |
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| 147 | |
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| 148 | #prepare /newroot |
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| 149 | #NOTE: the live image will be mounted under /newroot/mnt/live, and then there will be symlinks to it. |
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| 150 | mkdir /newroot |
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| 151 | mount -t tmpfs tmpfs /newroot |
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| 152 | |
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| 153 | mkdir -p /newroot/dev /newroot/mnt /newroot/tmp /newroot/initrd |
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| 154 | |
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| 155 | #the installer-cdrom or usbstick is mounted here. If NET_SERVER is specified, it mounts the server here. |
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| 156 | mkdir /newroot/mnt/cdrom |
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| 157 | |
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| 158 | #the live-environment image that needs to be started is mounted here: |
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| 159 | mkdir /newroot/mnt/live |
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| 160 | |
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| 161 | |
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| 162 | #network mode |
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| 163 | if [ "$NET_SERVER" ]; then |
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| 164 | #network mode |
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| 165 | splashinfo "Preparing to boot from network image" |
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| 166 | if [ "$NET_PASS_ASK" ]; then |
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| 167 | while true; do |
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| 168 | splashmode verbose |
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| 169 | splashinfo "Please enter password for user $NET_USER at share $NET_SERVER ..." |
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| 170 | echo -n "Password: " |
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| 171 | read NET_PASS |
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| 172 | mount.cifs "$NET_SERVER" /newroot/mnt/cdrom -o user=$NET_USER,pass=$NET_PASS,noserverino && break |
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| 173 | echo "Error while connecting, please try again." |
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| 174 | done |
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| 175 | else |
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| 176 | echo " Mounting samba share $NET_SERVER with user $NET_USER..." |
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| 177 | mount.cifs "$NET_SERVER" /newroot/mnt/cdrom -o user=$NET_USER,pass=$NET_PASS,noserverino || error_shell "Error while connecting to server" |
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| 178 | fi |
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| 179 | |
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| 180 | #cdrom/usb install mode |
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| 181 | else |
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| 182 | |
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| 183 | #loadusb-storage and wait for usbstick detection |
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| 184 | modprobe usb-storage |
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| 185 | modprobe vfat |
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| 186 | udevadm settle |
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| 187 | |
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| 188 | #scan all removable devices, also USB sticks |
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| 189 | FOUND=0 |
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| 190 | SLEPT=0 |
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| 191 | while [ "$FOUND" == "0" ]; do |
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| 192 | for x in `ls -d /sys/block/*/device | sed 's#/device$##' | sed 's#/sys/block#/dev#' | grep -v fd0` |
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| 193 | do |
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| 194 | echo -en " Identifying $x: " |
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| 195 | VOLNAME=`volname $x` 2>/dev/null |
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| 196 | echo -n "[ $VOLNAME ] " |
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| 197 | if echo $VOLNAME | grep "^Syn-3 installer" >/dev/null; then |
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| 198 | echo -n "mounting..." |
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| 199 | mount -r ${x} /newroot/mnt/cdrom > /dev/null 2>&1 |
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| 200 | mount -r ${x}1 /newroot/mnt/cdrom > /dev/null 2>&1 |
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| 201 | if [ -e /newroot/mnt/cdrom/$BOOTIMAGE ]; |
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| 202 | then |
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| 203 | FOUND=1 |
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| 204 | echo -e " ${GOOD}OK${NORMAL}" |
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| 205 | break |
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| 206 | else |
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| 207 | echo -e " ${WARN}NOT FOUND${NORMAL}" |
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| 208 | fi |
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| 209 | umount /newroot/mnt/cdrom >/dev/null 2>&1 |
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| 210 | else |
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| 211 | echo "skipped" |
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| 212 | fi |
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| 213 | done |
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| 214 | if [ "$FOUND" == "0" ] && [ "$SLEPT" == "0" ]; then |
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| 215 | echo "Waiting for usb storage devices to settle and trying again..." |
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| 216 | sleep 15 |
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| 217 | SLEPT=1 |
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| 218 | else |
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| 219 | break; |
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| 220 | fi |
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| 221 | done |
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| 222 | |
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| 223 | #something bad happend while searching installer media |
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| 224 | if [ "$FOUND" = "0" ] |
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| 225 | then |
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| 226 | error_shell "Can't find boot media! ( Please mount it under /newroot/mnt/cdrom )" |
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| 227 | fi |
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| 228 | fi |
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| 229 | |
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| 230 | |
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| 231 | # from this point on, the media is mounted under /newroot/mnt/cdrom |
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| 232 | |
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| 233 | ################################################# mount bootimage or copy bootimage to a block device? |
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| 234 | if [ "$INSTALL_DEVICE" != "" ]; then |
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| 235 | splashstep "Copying install image $BOOTIMAGE to $INSTALL_DEVICE ..." |
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| 236 | gunzip -c /newroot/mnt/cdrom/$BOOTIMAGE > $INSTALL_DEVICE || error_shell "Error while copying install image" |
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| 237 | sync |
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| 238 | reboot -f |
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| 239 | else |
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| 240 | splashstep "Opening $BOOTIMAGE ..." |
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| 241 | mount -o loop,ro /newroot/mnt/cdrom/$BOOTIMAGE /newroot/mnt/live || error_shell "Error while opening boot image" |
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| 242 | fi |
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| 243 | |
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| 244 | |
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| 245 | |
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| 246 | ################################################## prepare live environment |
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| 247 | #NOTE: We dont mount the live environment over /newroot, but use symlinks and copying instead. |
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| 248 | # This way its writable AND we can access all the stuff thats already mounted. (cdrom, network mounts) |
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| 249 | splashstep |
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| 250 | #link to all readonly stuff: |
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| 251 | for x in bin sbin lib boot usr opt |
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| 252 | do |
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| 253 | ln -s "/mnt/live/${x}" "/newroot/${x}" |
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| 254 | done |
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| 255 | #copy stuff that needs to be modified |
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| 256 | (cd /newroot/mnt/live; cp -a etc root home var /newroot) |
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| 257 | #copy over the dev tree |
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| 258 | #NO: we use a bindmount |
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| 259 | #cp -a /dev /newroot |
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| 260 | |
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| 261 | |
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| 262 | ################################################ start live image |
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| 263 | splashstep "Starting boot image" |
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| 264 | |
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| 265 | |
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| 266 | |
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| 267 | #pivot to the bootimage, never to return from it: |
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| 268 | if [ "$PIVOTIMAGE" ]; then |
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| 269 | cleanupinitrd |
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| 270 | |
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| 271 | #swap system root to newroot |
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| 272 | cd /newroot |
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| 273 | pivot_root . initrd |
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| 274 | |
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| 275 | #everything prepared, it's time to handover control to the 'real' system |
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| 276 | export CONSOLE=/dev/tty1 |
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| 277 | exec /sbin/init |
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| 278 | |
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| 279 | error_shell "Can't start the init system!" |
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| 280 | echo "Can't start the init system!" |
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| 281 | #chroot to the bootimage and continue booting when it returns |
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| 282 | else |
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| 283 | #we can only run one udevd: |
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| 284 | mkdir /newroot/dev 2>/dev/null |
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| 285 | mount -o bind /dev /newroot/dev |
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| 286 | |
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| 287 | #start it |
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| 288 | if ! chroot /newroot "/sbin/init" ; then |
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| 289 | error_shell "Error while running live image! Please reboot." |
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| 290 | fi |
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| 291 | umount /newroot/dev |
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| 292 | fi |
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| 293 | |
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| 294 | |
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| 295 | if [ ! -e /newroot/INSTALLOK ]; then |
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| 296 | error_shell "Installation failed!" |
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| 297 | fi |
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| 298 | |
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| 299 | ################################################ cleanup |
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| 300 | #restore splash |
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| 301 | splashmode silent |
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| 302 | splashstep "Closing boot image" |
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| 303 | |
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| 304 | cd / |
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| 305 | umount -d /newroot/mnt/live |
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| 306 | umount /newroot/mnt/cdrom |
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| 307 | umount /newroot |
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| 308 | sync |
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| 309 | |
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| 310 | |
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| 311 | |
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| 312 | } |
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