From 9fc9e2a1a11b0edada38cb501fefe4f58aa414ac Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 23 Sep 2007 14:46:36 +0200 Subject: Adding live-initramfs 1.87.2-1. --- bin/casper-getty | 15 -- bin/casper-login | 6 - bin/casper-preseed | 19 -- bin/casper-reconfigure | 52 ------ bin/casper-snapshot | 299 ------------------------------ bin/live-getty | 20 ++ bin/live-login | 12 ++ bin/live-md5check/Makefile | 9 + bin/live-md5check/live-md5check.c | 270 +++++++++++++++++++++++++++ bin/live-md5check/md5.c | 381 ++++++++++++++++++++++++++++++++++++++ bin/live-md5check/md5.h | 91 +++++++++ bin/live-preseed | 19 ++ bin/live-reconfigure | 52 ++++++ bin/live-snapshot | 299 ++++++++++++++++++++++++++++++ 14 files changed, 1153 insertions(+), 391 deletions(-) delete mode 100755 bin/casper-getty delete mode 100755 bin/casper-login delete mode 100755 bin/casper-preseed delete mode 100755 bin/casper-reconfigure delete mode 100755 bin/casper-snapshot create mode 100755 bin/live-getty create mode 100755 bin/live-login create mode 100644 bin/live-md5check/Makefile create mode 100644 bin/live-md5check/live-md5check.c create mode 100644 bin/live-md5check/md5.c create mode 100644 bin/live-md5check/md5.h create mode 100755 bin/live-preseed create mode 100755 bin/live-reconfigure create mode 100755 bin/live-snapshot (limited to 'bin') diff --git a/bin/casper-getty b/bin/casper-getty deleted file mode 100755 index f885fa9..0000000 --- a/bin/casper-getty +++ /dev/null @@ -1,15 +0,0 @@ -#! /bin/sh - -autologin=1 -for opt in "$@" ; do - if [ "$opt" = "-l" -o "$opt" = "-n" ] ; then - autologin=0 - fi -done - -if [ "$autologin" = "1" ] ; then - exec /sbin/getty -n -l /sbin/casper-login $* -else - exec /sbin/getty $* -fi - diff --git a/bin/casper-login b/bin/casper-login deleted file mode 100755 index e6a4173..0000000 --- a/bin/casper-login +++ /dev/null @@ -1,6 +0,0 @@ -#! /bin/sh - -USERNAME=root -[ -f /etc/casper.conf ] && . /etc/casper.conf -exec /bin/login -f $USERNAME - diff --git a/bin/casper-preseed b/bin/casper-preseed deleted file mode 100755 index c0c76eb..0000000 --- a/bin/casper-preseed +++ /dev/null @@ -1,19 +0,0 @@ -#! /bin/sh -set -e -PATH=/usr/sbin:/usr/bin:/sbin:/bin - -root="$1" -question="$2" -value="$3" -seen="$4" -[ "$seen" ] || seen=true - -if ! (echo "SET $question $value"; echo "FSET $question seen $seen") | chroot "$1" debconf-communicate -fnoninteractive casper >/dev/null; then - chroot "$1" debconf-communicate -fnoninteractive casper >/dev/null </dev/null) || version="" - -if [ -z "$version" ]; then - echo >&2 "$0: package '$package' is not installed" - exit 0 -fi - -runcommandinroot "$root" dpkg-reconfigure -fnoninteractive --no-reload "$package" - -exit 0 diff --git a/bin/casper-snapshot b/bin/casper-snapshot deleted file mode 100755 index e912493..0000000 --- a/bin/casper-snapshot +++ /dev/null @@ -1,299 +0,0 @@ -#! /bin/bash - -# casper-snapshot - utility to manage Debian Live systems snapshots -# -# This program mount a device (fallback to /tmpfs under /mnt/snapshot -# and save the /cow (or a different dir) filesystem in it for reusing -# in another casper session. Look at manpage for more info. -# -# Copyright (C) 2006 Marco Amadori -# -# 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 St, Fifth Floor, Boston, MA 02110-1301 USA -# -# On Debian systems, the complete text of the GNU General Public License -# can be found in /usr/share/common-licenses/GPL file. - -PROGRAM="`basename $0`" -VERSION=0.0.1 - - -# Source casper conf -if [ -e /etc/casper.conf ]; then - . /etc/casper.conf -else - USERNAME=$(cat /etc/passwd | grep "999" | cut -f1 -d ':') - HOSTNAME=$(hostname) - BUILD_SYSTEM="Debian" -fi - -export USERNAME USERFULLNAME HOSTNAME BUILD_SYSTEM - -# Source helper functions -helpers="/usr/share/initramfs-tools/scripts/casper-helpers" -if [ -e "${helpers}" ]; then - . "${helpers}" -else - echo "Error: I cannot found helper functions \"${helpers}\"." - exit 1 -fi - -# Define LSB log_* functions. -# Depend on lsb-base (>= 3.0-6) to ensure that this file is present. -. /lib/lsb/init-functions - -MOUNTP="" -COW="" -DEV="" -DEST="" -TYPE="" -DESKTOP_LINK="" - -Header () -{ - echo "${PROGRAM} - utility to do Debian Live snapshots" - echo - echo "Usage: ${PROGRAM} [-c|--cow DIRECTORY] [-d|--device DEVICE] [-o|--output FILE] [-t|--type TYPE]" - echo "Usage: ${PROGRAM} [-r|--resync-string STRING]" - echo "Usage: ${PROGRAM} [-h|--help]" - echo "Usage: ${PROGRAM} [-u|--usage]" - echo "Usage: ${PROGRAM} [-v|--version]" -} - -Usage () -{ - MESSAGE=${1} - Header - echo - echo "Try \"${PROGRAM} --help\" for more information." - if [ ! -z "${MESSAGE}" ]; then - echo -e "${MESSAGE}" - exit 1 - else - exit 0 - fi -} - -Help () -{ - Header - echo - echo "Options:" - echo " -c, --cow: specifies the copy on write directory (default: /cow)." - echo " -d, --device: specifies the output snapshot device (default: none)." - echo " -o, --output: specifies the output image file (default: $type dependent)." - echo " -r, --resync-string: internally used to resync previous made snapshots." - echo " -t, --type: specifies the snapshot type between \"squashfs\", \"ext2\" or \"cpio\".gz archive (default: cpio)" - echo -e "\nLook at casper-snapshot(1) man page for more information." - exit 0 -} - -Version () -{ - echo "${PROGRAM}, version ${VERSION}" - echo - echo "Copyright (C) 2006 Marco Amadori " - echo - echo "This program is free software; you can redistribute it and/or modify" - echo "it under the terms of the GNU General Public License as published by" - echo "the Free Software Foundation; either version 2 of the License, or" - echo "(at your option) any later version." - echo - echo "This program is distributed in the hope that it will be useful," - echo "but WITHOUT ANY WARRANTY; without even the implied warranty of" - echo "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the" - echo "GNU General Public License for more details." - echo - echo "You should have received a copy of the GNU General Public License" - echo "along with this program; if not, write to the Free Software" - echo "Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA" - echo - echo "On Debian systems, the complete text of the GNU General Public License" - echo "can be found in /usr/share/common-licenses/GPL file." - echo - echo "Homepage: " - exit 0 -} - -Do_snapshot () -{ - case "${TYPE}" in - squashfs) - echo "./tmp/exclude_list" > /tmp/exclude_list - ( cd "${COW}" && find . -name '*.wh.*' >> /tmp/exclude_list ) - mksquashfs "${COW}" "${DEST}" -ef /tmp/exclude_list || exit 1 - rm /tmp/exclude_list - ;; - cpio) - ( cd "${COW}" && find . -path '*.wh.*' -prune -o -print0 | cpio --quiet -o0 -H newc | gzip -9c > "${DEST}" ) || exit 1 - ;; - ext2) - DU_DIM="`du -ks ${COW} | cut -f1`" - REAL_DIM="`expr ${DU_DIM} + ${DU_DIM} / 20`" # Just 5% more to be sure, need something more sophistcated here... - genext2fs --size-in-blocks=${REAL_DIM} --reserved-blocks=0 --root="${COW}" "${DEST}" || exit 1 - ;; - *) - echo "Internal error." - exit 1 - ;; - esac -} - -Is_same_mount () -{ - dir1="`Base_path $1`" - dir2="`Base_path $2`" - if [ "${dir1}" == "${dir2}" ]; then - return 0 - else - return 1 - fi -} - -Parse_args () -{ - # Parse command line - ARGS="$1" - ARGUMENTS="`getopt --longoptions cow:,device:,output,resync-string:,type:,help,usage,version --name=${PROGRAM} --options c:d:o:t:r:,h,u,v --shell sh -- ${ARGS}`" - - if [ "$?" != "0" ]; then - echo "Terminating." >&2 - exit 1 - fi - - eval set -- "${ARGUMENTS}" - - while true; do - case "$1" in - -c|--cow) - SNAP_COW="$2"; shift 2 ;; - -d|--device) - SNAP_DEV="$2"; shift 2 ;; - -o|--output) - SNAP_OUTPUT="$2"; shift 2 ;; - -t|--type) - SNAP_TYPE="$2"; shift 2 ;; - -r|--resync-string) - SNAP_RSTRING="$2"; break ;; - -h|--help) - Help; shift ;; - -u|--usage) - Usage ; shift ;; - -v|--version) - Version; shift ;; - --) - shift; break ;; - *) - echo "Internal error."; exit 1 ;; - esac - done -} - -Mount_device () -{ - dev="$1" - - if [ ! -d "${MOUNTP}" ]; then - mkdir -p "${MOUNTP}" - fi - - if [ -z "${dev}" ]; then - # create a temp - mount -t tmpfs -o rw tmpfs "${MOUNTP}" - if [ ! -L /home/$USERNAME/Desktop/casper-snapshot ]; then - ln -s "${MOUNTP}" /home/$USERNAME/Desktop/casper-snapshot - fi - else - if [ -b "${dev}" ] ; then - try_mount "${dev}" "${MOUNTP}" rw - fi - fi -} - -Defaults () -{ - MOUNTP="/mnt/casper-snapshot" - COW="/cow" - DEV="" - DEST="${MOUNTP}/casper-sn.cpio.gz" - TYPE="cpio" - DESKTOP_LINK=/home/$USERNAME/Desktop/casper-snapshot - - if [ -n "${SNAP_RSTRING}" ]; then - COW=$(echo "${SNAP_RSTRING}" | cut -f1 -d ':') - DEV=$(echo "${SNAP_RSTRING}" | cut -f2 -d ':') - DEST=$(echo "${SNAP_RSTRING}" | cut -f3 -d ':') - - case "${DEST}" in - *.cpio.gz) - TYPE="cpio" ;; - *.squashfs) - TYPE="squashfs" ;; - "") - TYPE="ext2" ;; - *.ext2) - TYPE="ext2" ;; - *) - Usage "Unregognized String" ;; - esac - else - DEF_COW="/cow" - # Bad options handling - if [ -z "${SNAP_COW}" ]; then - COW="${DEF_COW}" - else - COW="${SNAP_COW}" - fi - - case "${SNAP_TYPE}" in - "cpio"|"squashfs"|"ext2") - TYPE="${SNAP_TYPE}" - ;; - "") - TYPE="cpio" ;; - *) - Usage "Error: unrecognized snapshot type" - ;; - esac - #if [ -d - #if Is_same_mount - fi - - # check vars - if [ ! -d "${COW}" ]; then - Usage "Error: ${COW} is not a directory" - fi - - Mount_device $DEV - -} - -Clean () -{ - if [ -n "$DEV" ]; then - umount "${MOUNTP}" - rmdir "${MOUNTP}" - rm - fi -} - -Main () -{ - Parse_args "$@" - Defaults - Do_snapshot - Clean -} - -Main "$@" diff --git a/bin/live-getty b/bin/live-getty new file mode 100755 index 0000000..6781ea5 --- /dev/null +++ b/bin/live-getty @@ -0,0 +1,20 @@ +#!/bin/sh + +set -e + +AUTOLOGIN="1" + +for ARGUMENT in "${@}" +do + if [ "${ARGUMENT}" = "-l" ] || [ "${ARGUMENT}" = "-n" ] + then + AUTOLOGIN="0" + fi +done + +if [ "${AUTOLOGIN}" = "1" ] +then + exec /sbin/getty -n -l /sbin/live-login ${*} +else + exec /sbin/getty ${*} +fi diff --git a/bin/live-login b/bin/live-login new file mode 100755 index 0000000..c2cc5a1 --- /dev/null +++ b/bin/live-login @@ -0,0 +1,12 @@ +#!/bin/sh + +set -e + +USERNAME="root" + +if [ -f /etc/live.conf ] +then + . /etc/live.conf +fi + +exec /bin/login -f "${USERNAME}" diff --git a/bin/live-md5check/Makefile b/bin/live-md5check/Makefile new file mode 100644 index 0000000..51e42b9 --- /dev/null +++ b/bin/live-md5check/Makefile @@ -0,0 +1,9 @@ + +CC=gcc +LDFLAGS=-lm +CFLAGS=$(getconf LFS_CFLAGS) -Wall -O2 + +live-md5check: live-md5check.c md5.c + +clean: + rm -f *.o live-md5check diff --git a/bin/live-md5check/live-md5check.c b/bin/live-md5check/live-md5check.c new file mode 100644 index 0000000..8dfd577 --- /dev/null +++ b/bin/live-md5check/live-md5check.c @@ -0,0 +1,270 @@ +/* casper-md5check - a tool to check md5sums and talk to usplash + (C) Canonical Ltd 2006 + Written by Tollef Fog Heen + + 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. */ + +#define _GNU_SOURCE +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define USPLASH_FIFO "/dev/.initramfs/usplash_fifo" +#define MAXTRIES 5 +#include "md5.h" +#define DEBUG + +int write_and_retry(int fd, char *s) { + int try = 0, ret = 0; + char *end; + +#ifdef DEBUG + fprintf(stderr, "-> %s\n", s); +#endif + + end = s + strlen(s)+1; + + ret = write(fd, s, end - s); + while (s + ret < end && try < MAXTRIES) { + sleep(1); + s += ret; + ret = write(fd, s, strlen(s)+1); + try++; + } + return (s+ret == end ? 0 : 1); +} + +void usplash_timeout(int fd, int timeout) { + char *s; + + asprintf(&s, "TIMEOUT %d", timeout); + + write_and_retry(fd, s); + + free(s); + +} + +void usplash_failure(int fd, char *format, ...) { + char *s, *s1; + va_list argp; + + va_start(argp, format); + vasprintf(&s, format, argp); + va_end(argp); + + asprintf(&s1, "FAILURE %s", s); + + write_and_retry(fd, s1); + + free(s); + free(s1); +} + +void usplash_text(int fd, char *format, ...) { + char *s, *s1; + va_list argp; + + va_start(argp, format); + vasprintf(&s, format, argp); + va_end(argp); + + asprintf(&s1, "TEXT %s", s); + + write_and_retry(fd, s1); + + free(s); + free(s1); +} + +void usplash_urgent(int fd, char *format, ...) { + char *s, *s1; + va_list argp; + + va_start(argp, format); + vasprintf(&s, format, argp); + va_end(argp); + + asprintf(&s1, "TEXT-URGENT %s", s); + + write_and_retry(fd, s1); + + free(s); + free(s1); +} + + +void usplash_success(int fd, char *format, ...) { + char *s, *s1; + va_list argp; + + va_start(argp, format); + vasprintf(&s, format, argp); + va_end(argp); + + asprintf(&s1, "SUCCESS %s", s); + + write_and_retry(fd, s1); + + free(s); + free(s1); +} + +void usplash_progress(int fd, int progress) { + static int prevprogress = -1; + char *s; + + if (progress == prevprogress) + return; + prevprogress = progress; + + asprintf(&s, "PROGRESS %d", progress); + + write_and_retry(fd, s); + + free(s); +} + +int set_nocanonical_tty(int fd) { + struct termios t; + + if (tcgetattr(fd, &t) == -1) { + perror("tcgetattr"); + } + t.c_lflag &= ~ICANON; + t.c_cc[VMIN] = 1; + t.c_cc[VTIME] = 0; + return tcsetattr(fd, TCSANOW, &t); +} + +int main(int argc, char **argv) { + + int pipe_fd, check_fd; + int failed = 0; + + FILE *md5_file; + md5_state_t state; + md5_byte_t digest[16]; + char hex_output[16*2 + 1]; + char *checksum, *checkfile; + ssize_t tsize, csize; + + tsize = 0; + csize = 0; + + if (argc != 3) { + fprintf(stderr,"Wrong number of arguments\n"); + fprintf(stderr,"%s \n", argv[0]); + exit(1); + } + + if (chdir(argv[1]) != 0) { + perror("chdir"); + exit(1); + } + + pipe_fd = open(USPLASH_FIFO, O_WRONLY|O_NONBLOCK); + + if (pipe_fd == -1) { + /* We can't really do anything useful here */ + perror("Opening pipe"); + exit(1); + } + + + usplash_progress(pipe_fd, 0); + usplash_urgent(pipe_fd, "Checking integrity, this may take some time"); + md5_file = fopen(argv[2], "r"); + if (!md5_file) { + perror("fopen md5_file"); + exit(1); + } + while (fscanf(md5_file, "%as %as", &checksum, &checkfile) == 2) { + struct stat statbuf; + + if (stat(checkfile, &statbuf) == 0) { + tsize += statbuf.st_size; + } + + free(checksum); + free(checkfile); + } + + rewind(md5_file); + while (fscanf(md5_file, "%as %as", &checksum, &checkfile) == 2) { + char buf[BUFSIZ]; + ssize_t rsize; + int i; + + md5_init(&state); + + usplash_text(pipe_fd, "Checking %s", checkfile); + + check_fd = open(checkfile, O_RDONLY); + if (check_fd < 0) { + usplash_timeout(pipe_fd, 300); + usplash_failure(pipe_fd, "%s", strerror(errno)); + sleep(10); + } + + rsize = read(check_fd, buf, sizeof(buf)); + + while (rsize > 0) { + csize += rsize; + usplash_progress(pipe_fd, floorl(100*((long double)csize)/tsize)); + + md5_append(&state, (const md5_byte_t *)buf, rsize); + rsize = read(check_fd, buf, sizeof(buf)); + } + + close(check_fd); + md5_finish(&state, digest); + + for (i = 0; i < 16; i++) + sprintf(hex_output + i * 2, "%02x", digest[i]); + + if (strncmp(hex_output, checksum, strlen(hex_output)) == 0) { + usplash_success(pipe_fd, "OK"); + } else { + usplash_failure(pipe_fd, "mismatch"); + failed++; + } + free(checksum); + free(checkfile); + } + if (failed) { + usplash_urgent(pipe_fd, "Check finished: errors found in %d files!", failed); + } else { + usplash_urgent(pipe_fd, "Check finished: no errors found"); + } + usplash_urgent(pipe_fd, "Press any key to reboot your system"); + usplash_timeout(pipe_fd, 86400); + set_nocanonical_tty(0); + getchar(); + reboot(LINUX_REBOOT_CMD_RESTART); + return 0; + +} diff --git a/bin/live-md5check/md5.c b/bin/live-md5check/md5.c new file mode 100644 index 0000000..c35d96c --- /dev/null +++ b/bin/live-md5check/md5.c @@ -0,0 +1,381 @@ +/* + Copyright (C) 1999, 2000, 2002 Aladdin Enterprises. All rights reserved. + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. + + L. Peter Deutsch + ghost@aladdin.com + + */ +/* $Id: md5.c,v 1.6 2002/04/13 19:20:28 lpd Exp $ */ +/* + Independent implementation of MD5 (RFC 1321). + + This code implements the MD5 Algorithm defined in RFC 1321, whose + text is available at + http://www.ietf.org/rfc/rfc1321.txt + The code is derived from the text of the RFC, including the test suite + (section A.5) but excluding the rest of Appendix A. It does not include + any code or documentation that is identified in the RFC as being + copyrighted. + + The original and principal author of md5.c is L. Peter Deutsch + . Other authors are noted in the change history + that follows (in reverse chronological order): + + 2002-04-13 lpd Clarified derivation from RFC 1321; now handles byte order + either statically or dynamically; added missing #include + in library. + 2002-03-11 lpd Corrected argument list for main(), and added int return + type, in test program and T value program. + 2002-02-21 lpd Added missing #include in test program. + 2000-07-03 lpd Patched to eliminate warnings about "constant is + unsigned in ANSI C, signed in traditional"; made test program + self-checking. + 1999-11-04 lpd Edited comments slightly for automatic TOC extraction. + 1999-10-18 lpd Fixed typo in header comment (ansi2knr rather than md5). + 1999-05-03 lpd Original version. + */ + +#include "md5.h" +#include + +#undef BYTE_ORDER /* 1 = big-endian, -1 = little-endian, 0 = unknown */ +#ifdef ARCH_IS_BIG_ENDIAN +# define BYTE_ORDER (ARCH_IS_BIG_ENDIAN ? 1 : -1) +#else +# define BYTE_ORDER 0 +#endif + +#define T_MASK ((md5_word_t)~0) +#define T1 /* 0xd76aa478 */ (T_MASK ^ 0x28955b87) +#define T2 /* 0xe8c7b756 */ (T_MASK ^ 0x173848a9) +#define T3 0x242070db +#define T4 /* 0xc1bdceee */ (T_MASK ^ 0x3e423111) +#define T5 /* 0xf57c0faf */ (T_MASK ^ 0x0a83f050) +#define T6 0x4787c62a +#define T7 /* 0xa8304613 */ (T_MASK ^ 0x57cfb9ec) +#define T8 /* 0xfd469501 */ (T_MASK ^ 0x02b96afe) +#define T9 0x698098d8 +#define T10 /* 0x8b44f7af */ (T_MASK ^ 0x74bb0850) +#define T11 /* 0xffff5bb1 */ (T_MASK ^ 0x0000a44e) +#define T12 /* 0x895cd7be */ (T_MASK ^ 0x76a32841) +#define T13 0x6b901122 +#define T14 /* 0xfd987193 */ (T_MASK ^ 0x02678e6c) +#define T15 /* 0xa679438e */ (T_MASK ^ 0x5986bc71) +#define T16 0x49b40821 +#define T17 /* 0xf61e2562 */ (T_MASK ^ 0x09e1da9d) +#define T18 /* 0xc040b340 */ (T_MASK ^ 0x3fbf4cbf) +#define T19 0x265e5a51 +#define T20 /* 0xe9b6c7aa */ (T_MASK ^ 0x16493855) +#define T21 /* 0xd62f105d */ (T_MASK ^ 0x29d0efa2) +#define T22 0x02441453 +#define T23 /* 0xd8a1e681 */ (T_MASK ^ 0x275e197e) +#define T24 /* 0xe7d3fbc8 */ (T_MASK ^ 0x182c0437) +#define T25 0x21e1cde6 +#define T26 /* 0xc33707d6 */ (T_MASK ^ 0x3cc8f829) +#define T27 /* 0xf4d50d87 */ (T_MASK ^ 0x0b2af278) +#define T28 0x455a14ed +#define T29 /* 0xa9e3e905 */ (T_MASK ^ 0x561c16fa) +#define T30 /* 0xfcefa3f8 */ (T_MASK ^ 0x03105c07) +#define T31 0x676f02d9 +#define T32 /* 0x8d2a4c8a */ (T_MASK ^ 0x72d5b375) +#define T33 /* 0xfffa3942 */ (T_MASK ^ 0x0005c6bd) +#define T34 /* 0x8771f681 */ (T_MASK ^ 0x788e097e) +#define T35 0x6d9d6122 +#define T36 /* 0xfde5380c */ (T_MASK ^ 0x021ac7f3) +#define T37 /* 0xa4beea44 */ (T_MASK ^ 0x5b4115bb) +#define T38 0x4bdecfa9 +#define T39 /* 0xf6bb4b60 */ (T_MASK ^ 0x0944b49f) +#define T40 /* 0xbebfbc70 */ (T_MASK ^ 0x4140438f) +#define T41 0x289b7ec6 +#define T42 /* 0xeaa127fa */ (T_MASK ^ 0x155ed805) +#define T43 /* 0xd4ef3085 */ (T_MASK ^ 0x2b10cf7a) +#define T44 0x04881d05 +#define T45 /* 0xd9d4d039 */ (T_MASK ^ 0x262b2fc6) +#define T46 /* 0xe6db99e5 */ (T_MASK ^ 0x1924661a) +#define T47 0x1fa27cf8 +#define T48 /* 0xc4ac5665 */ (T_MASK ^ 0x3b53a99a) +#define T49 /* 0xf4292244 */ (T_MASK ^ 0x0bd6ddbb) +#define T50 0x432aff97 +#define T51 /* 0xab9423a7 */ (T_MASK ^ 0x546bdc58) +#define T52 /* 0xfc93a039 */ (T_MASK ^ 0x036c5fc6) +#define T53 0x655b59c3 +#define T54 /* 0x8f0ccc92 */ (T_MASK ^ 0x70f3336d) +#define T55 /* 0xffeff47d */ (T_MASK ^ 0x00100b82) +#define T56 /* 0x85845dd1 */ (T_MASK ^ 0x7a7ba22e) +#define T57 0x6fa87e4f +#define T58 /* 0xfe2ce6e0 */ (T_MASK ^ 0x01d3191f) +#define T59 /* 0xa3014314 */ (T_MASK ^ 0x5cfebceb) +#define T60 0x4e0811a1 +#define T61 /* 0xf7537e82 */ (T_MASK ^ 0x08ac817d) +#define T62 /* 0xbd3af235 */ (T_MASK ^ 0x42c50dca) +#define T63 0x2ad7d2bb +#define T64 /* 0xeb86d391 */ (T_MASK ^ 0x14792c6e) + + +static void +md5_process(md5_state_t *pms, const md5_byte_t *data /*[64]*/) +{ + md5_word_t + a = pms->abcd[0], b = pms->abcd[1], + c = pms->abcd[2], d = pms->abcd[3]; + md5_word_t t; +#if BYTE_ORDER > 0 + /* Define storage only for big-endian CPUs. */ + md5_word_t X[16]; +#else + /* Define storage for little-endian or both types of CPUs. */ + md5_word_t xbuf[16]; + const md5_word_t *X; +#endif + + { +#if BYTE_ORDER == 0 + /* + * Determine dynamically whether this is a big-endian or + * little-endian machine, since we can use a more efficient + * algorithm on the latter. + */ + static const int w = 1; + + if (*((const md5_byte_t *)&w)) /* dynamic little-endian */ +#endif +#if BYTE_ORDER <= 0 /* little-endian */ + { + /* + * On little-endian machines, we can process properly aligned + * data without copying it. + */ + if (!((data - (const md5_byte_t *)0) & 3)) { + /* data are properly aligned */ + X = (const md5_word_t *)data; + } else { + /* not aligned */ + memcpy(xbuf, data, 64); + X = xbuf; + } + } +#endif +#if BYTE_ORDER == 0 + else /* dynamic big-endian */ +#endif +#if BYTE_ORDER >= 0 /* big-endian */ + { + /* + * On big-endian machines, we must arrange the bytes in the + * right order. + */ + const md5_byte_t *xp = data; + int i; + +# if BYTE_ORDER == 0 + X = xbuf; /* (dynamic only) */ +# else +# define xbuf X /* (static only) */ +# endif + for (i = 0; i < 16; ++i, xp += 4) + xbuf[i] = xp[0] + (xp[1] << 8) + (xp[2] << 16) + (xp[3] << 24); + } +#endif + } + +#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32 - (n)))) + + /* Round 1. */ + /* Let [abcd k s i] denote the operation + a = b + ((a + F(b,c,d) + X[k] + T[i]) <<< s). */ +#define F(x, y, z) (((x) & (y)) | (~(x) & (z))) +#define SET(a, b, c, d, k, s, Ti)\ + t = a + F(b,c,d) + X[k] + Ti;\ + a = ROTATE_LEFT(t, s) + b + /* Do the following 16 operations. */ + SET(a, b, c, d, 0, 7, T1); + SET(d, a, b, c, 1, 12, T2); + SET(c, d, a, b, 2, 17, T3); + SET(b, c, d, a, 3, 22, T4); + SET(a, b, c, d, 4, 7, T5); + SET(d, a, b, c, 5, 12, T6); + SET(c, d, a, b, 6, 17, T7); + SET(b, c, d, a, 7, 22, T8); + SET(a, b, c, d, 8, 7, T9); + SET(d, a, b, c, 9, 12, T10); + SET(c, d, a, b, 10, 17, T11); + SET(b, c, d, a, 11, 22, T12); + SET(a, b, c, d, 12, 7, T13); + SET(d, a, b, c, 13, 12, T14); + SET(c, d, a, b, 14, 17, T15); + SET(b, c, d, a, 15, 22, T16); +#undef SET + + /* Round 2. */ + /* Let [abcd k s i] denote the operation + a = b + ((a + G(b,c,d) + X[k] + T[i]) <<< s). */ +#define G(x, y, z) (((x) & (z)) | ((y) & ~(z))) +#define SET(a, b, c, d, k, s, Ti)\ + t = a + G(b,c,d) + X[k] + Ti;\ + a = ROTATE_LEFT(t, s) + b + /* Do the following 16 operations. */ + SET(a, b, c, d, 1, 5, T17); + SET(d, a, b, c, 6, 9, T18); + SET(c, d, a, b, 11, 14, T19); + SET(b, c, d, a, 0, 20, T20); + SET(a, b, c, d, 5, 5, T21); + SET(d, a, b, c, 10, 9, T22); + SET(c, d, a, b, 15, 14, T23); + SET(b, c, d, a, 4, 20, T24); + SET(a, b, c, d, 9, 5, T25); + SET(d, a, b, c, 14, 9, T26); + SET(c, d, a, b, 3, 14, T27); + SET(b, c, d, a, 8, 20, T28); + SET(a, b, c, d, 13, 5, T29); + SET(d, a, b, c, 2, 9, T30); + SET(c, d, a, b, 7, 14, T31); + SET(b, c, d, a, 12, 20, T32); +#undef SET + + /* Round 3. */ + /* Let [abcd k s t] denote the operation + a = b + ((a + H(b,c,d) + X[k] + T[i]) <<< s). */ +#define H(x, y, z) ((x) ^ (y) ^ (z)) +#define SET(a, b, c, d, k, s, Ti)\ + t = a + H(b,c,d) + X[k] + Ti;\ + a = ROTATE_LEFT(t, s) + b + /* Do the following 16 operations. */ + SET(a, b, c, d, 5, 4, T33); + SET(d, a, b, c, 8, 11, T34); + SET(c, d, a, b, 11, 16, T35); + SET(b, c, d, a, 14, 23, T36); + SET(a, b, c, d, 1, 4, T37); + SET(d, a, b, c, 4, 11, T38); + SET(c, d, a, b, 7, 16, T39); + SET(b, c, d, a, 10, 23, T40); + SET(a, b, c, d, 13, 4, T41); + SET(d, a, b, c, 0, 11, T42); + SET(c, d, a, b, 3, 16, T43); + SET(b, c, d, a, 6, 23, T44); + SET(a, b, c, d, 9, 4, T45); + SET(d, a, b, c, 12, 11, T46); + SET(c, d, a, b, 15, 16, T47); + SET(b, c, d, a, 2, 23, T48); +#undef SET + + /* Round 4. */ + /* Let [abcd k s t] denote the operation + a = b + ((a + I(b,c,d) + X[k] + T[i]) <<< s). */ +#define I(x, y, z) ((y) ^ ((x) | ~(z))) +#define SET(a, b, c, d, k, s, Ti)\ + t = a + I(b,c,d) + X[k] + Ti;\ + a = ROTATE_LEFT(t, s) + b + /* Do the following 16 operations. */ + SET(a, b, c, d, 0, 6, T49); + SET(d, a, b, c, 7, 10, T50); + SET(c, d, a, b, 14, 15, T51); + SET(b, c, d, a, 5, 21, T52); + SET(a, b, c, d, 12, 6, T53); + SET(d, a, b, c, 3, 10, T54); + SET(c, d, a, b, 10, 15, T55); + SET(b, c, d, a, 1, 21, T56); + SET(a, b, c, d, 8, 6, T57); + SET(d, a, b, c, 15, 10, T58); + SET(c, d, a, b, 6, 15, T59); + SET(b, c, d, a, 13, 21, T60); + SET(a, b, c, d, 4, 6, T61); + SET(d, a, b, c, 11, 10, T62); + SET(c, d, a, b, 2, 15, T63); + SET(b, c, d, a, 9, 21, T64); +#undef SET + + /* Then perform the following additions. (That is increment each + of the four registers by the value it had before this block + was started.) */ + pms->abcd[0] += a; + pms->abcd[1] += b; + pms->abcd[2] += c; + pms->abcd[3] += d; +} + +void +md5_init(md5_state_t *pms) +{ + pms->count[0] = pms->count[1] = 0; + pms->abcd[0] = 0x67452301; + pms->abcd[1] = /*0xefcdab89*/ T_MASK ^ 0x10325476; + pms->abcd[2] = /*0x98badcfe*/ T_MASK ^ 0x67452301; + pms->abcd[3] = 0x10325476; +} + +void +md5_append(md5_state_t *pms, const md5_byte_t *data, int nbytes) +{ + const md5_byte_t *p = data; + int left = nbytes; + int offset = (pms->count[0] >> 3) & 63; + md5_word_t nbits = (md5_word_t)(nbytes << 3); + + if (nbytes <= 0) + return; + + /* Update the message length. */ + pms->count[1] += nbytes >> 29; + pms->count[0] += nbits; + if (pms->count[0] < nbits) + pms->count[1]++; + + /* Process an initial partial block. */ + if (offset) { + int copy = (offset + nbytes > 64 ? 64 - offset : nbytes); + + memcpy(pms->buf + offset, p, copy); + if (offset + copy < 64) + return; + p += copy; + left -= copy; + md5_process(pms, pms->buf); + } + + /* Process full blocks. */ + for (; left >= 64; p += 64, left -= 64) + md5_process(pms, p); + + /* Process a final partial block. */ + if (left) + memcpy(pms->buf, p, left); +} + +void +md5_finish(md5_state_t *pms, md5_byte_t digest[16]) +{ + static const md5_byte_t pad[64] = { + 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + }; + md5_byte_t data[8]; + int i; + + /* Save the length before padding. */ + for (i = 0; i < 8; ++i) + data[i] = (md5_byte_t)(pms->count[i >> 2] >> ((i & 3) << 3)); + /* Pad to 56 bytes mod 64. */ + md5_append(pms, pad, ((55 - (pms->count[0] >> 3)) & 63) + 1); + /* Append the length. */ + md5_append(pms, data, 8); + for (i = 0; i < 16; ++i) + digest[i] = (md5_byte_t)(pms->abcd[i >> 2] >> ((i & 3) << 3)); +} diff --git a/bin/live-md5check/md5.h b/bin/live-md5check/md5.h new file mode 100644 index 0000000..698c995 --- /dev/null +++ b/bin/live-md5check/md5.h @@ -0,0 +1,91 @@ +/* + Copyright (C) 1999, 2002 Aladdin Enterprises. All rights reserved. + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. + + L. Peter Deutsch + ghost@aladdin.com + + */ +/* $Id: md5.h,v 1.4 2002/04/13 19:20:28 lpd Exp $ */ +/* + Independent implementation of MD5 (RFC 1321). + + This code implements the MD5 Algorithm defined in RFC 1321, whose + text is available at + http://www.ietf.org/rfc/rfc1321.txt + The code is derived from the text of the RFC, including the test suite + (section A.5) but excluding the rest of Appendix A. It does not include + any code or documentation that is identified in the RFC as being + copyrighted. + + The original and principal author of md5.h is L. Peter Deutsch + . Other authors are noted in the change history + that follows (in reverse chronological order): + + 2002-04-13 lpd Removed support for non-ANSI compilers; removed + references to Ghostscript; clarified derivation from RFC 1321; + now handles byte order either statically or dynamically. + 1999-11-04 lpd Edited comments slightly for automatic TOC extraction. + 1999-10-18 lpd Fixed typo in header comment (ansi2knr rather than md5); + added conditionalization for C++ compilation from Martin + Purschke . + 1999-05-03 lpd Original version. + */ + +#ifndef md5_INCLUDED +# define md5_INCLUDED + +/* + * This package supports both compile-time and run-time determination of CPU + * byte order. If ARCH_IS_BIG_ENDIAN is defined as 0, the code will be + * compiled to run only on little-endian CPUs; if ARCH_IS_BIG_ENDIAN is + * defined as non-zero, the code will be compiled to run only on big-endian + * CPUs; if ARCH_IS_BIG_ENDIAN is not defined, the code will be compiled to + * run on either big- or little-endian CPUs, but will run slightly less + * efficiently on either one than if ARCH_IS_BIG_ENDIAN is defined. + */ + +typedef unsigned char md5_byte_t; /* 8-bit byte */ +typedef unsigned int md5_word_t; /* 32-bit word */ + +/* Define the state of the MD5 Algorithm. */ +typedef struct md5_state_s { + md5_word_t count[2]; /* message length in bits, lsw first */ + md5_word_t abcd[4]; /* digest buffer */ + md5_byte_t buf[64]; /* accumulate block */ +} md5_state_t; + +#ifdef __cplusplus +extern "C" +{ +#endif + +/* Initialize the algorithm. */ +void md5_init(md5_state_t *pms); + +/* Append a string to the message. */ +void md5_append(md5_state_t *pms, const md5_byte_t *data, int nbytes); + +/* Finish the message and return the digest. */ +void md5_finish(md5_state_t *pms, md5_byte_t digest[16]); + +#ifdef __cplusplus +} /* end extern "C" */ +#endif + +#endif /* md5_INCLUDED */ diff --git a/bin/live-preseed b/bin/live-preseed new file mode 100755 index 0000000..c10315e --- /dev/null +++ b/bin/live-preseed @@ -0,0 +1,19 @@ +#! /bin/sh +set -e +PATH=/usr/sbin:/usr/bin:/sbin:/bin + +root="$1" +question="$2" +value="$3" +seen="$4" +[ "$seen" ] || seen=true + +if ! (echo "SET $question $value"; echo "FSET $question seen $seen") | chroot "$1" debconf-communicate -fnoninteractive live-initramfs >/dev/null; then + chroot "$1" debconf-communicate -fnoninteractive live-initramfs >/dev/null </dev/null) || version="" + +if [ -z "$version" ]; then + echo >&2 "$0: package '$package' is not installed" + exit 0 +fi + +runcommandinroot "$root" dpkg-reconfigure -fnoninteractive --no-reload "$package" + +exit 0 diff --git a/bin/live-snapshot b/bin/live-snapshot new file mode 100755 index 0000000..e3e05fe --- /dev/null +++ b/bin/live-snapshot @@ -0,0 +1,299 @@ +#! /bin/bash + +# casper-snapshot - utility to manage Debian Live systems snapshots +# +# This program mount a device (fallback to /tmpfs under /mnt/snapshot +# and save the /cow (or a different dir) filesystem in it for reusing +# in another casper session. Look at manpage for more info. +# +# Copyright (C) 2006 Marco Amadori +# +# 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 St, Fifth Floor, Boston, MA 02110-1301 USA +# +# On Debian systems, the complete text of the GNU General Public License +# can be found in /usr/share/common-licenses/GPL file. + +PROGRAM="`basename $0`" +VERSION=0.0.1 + + +# Source live conf +if [ -e /etc/live.conf ]; then + . /etc/live.conf +else + USERNAME=$(cat /etc/passwd | grep "999" | cut -f1 -d ':') + HOSTNAME=$(hostname) + BUILD_SYSTEM="Debian" +fi + +export USERNAME USERFULLNAME HOSTNAME BUILD_SYSTEM + +# Source helper functions +helpers="/usr/share/initramfs-tools/scripts/live-helpers" +if [ -e "${helpers}" ]; then + . "${helpers}" +else + echo "Error: I cannot found helper functions \"${helpers}\"." + exit 1 +fi + +# Define LSB log_* functions. +# Depend on lsb-base (>= 3.0-6) to ensure that this file is present. +. /lib/lsb/init-functions + +MOUNTP="" +COW="" +DEV="" +DEST="" +TYPE="" +DESKTOP_LINK="" + +Header () +{ + echo "${PROGRAM} - utility to do Debian Live snapshots" + echo + echo "Usage: ${PROGRAM} [-c|--cow DIRECTORY] [-d|--device DEVICE] [-o|--output FILE] [-t|--type TYPE]" + echo "Usage: ${PROGRAM} [-r|--resync-string STRING]" + echo "Usage: ${PROGRAM} [-h|--help]" + echo "Usage: ${PROGRAM} [-u|--usage]" + echo "Usage: ${PROGRAM} [-v|--version]" +} + +Usage () +{ + MESSAGE=${1} + Header + echo + echo "Try \"${PROGRAM} --help\" for more information." + if [ ! -z "${MESSAGE}" ]; then + echo -e "${MESSAGE}" + exit 1 + else + exit 0 + fi +} + +Help () +{ + Header + echo + echo "Options:" + echo " -c, --cow: specifies the copy on write directory (default: /cow)." + echo " -d, --device: specifies the output snapshot device (default: none)." + echo " -o, --output: specifies the output image file (default: $type dependent)." + echo " -r, --resync-string: internally used to resync previous made snapshots." + echo " -t, --type: specifies the snapshot type between \"squashfs\", \"ext2\" or \"cpio\".gz archive (default: cpio)" + echo -e "\nLook at live-snapshot(1) man page for more information." + exit 0 +} + +Version () +{ + echo "${PROGRAM}, version ${VERSION}" + echo + echo "Copyright (C) 2006 Marco Amadori " + echo + echo "This program is free software; you can redistribute it and/or modify" + echo "it under the terms of the GNU General Public License as published by" + echo "the Free Software Foundation; either version 2 of the License, or" + echo "(at your option) any later version." + echo + echo "This program is distributed in the hope that it will be useful," + echo "but WITHOUT ANY WARRANTY; without even the implied warranty of" + echo "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the" + echo "GNU General Public License for more details." + echo + echo "You should have received a copy of the GNU General Public License" + echo "along with this program; if not, write to the Free Software" + echo "Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA" + echo + echo "On Debian systems, the complete text of the GNU General Public License" + echo "can be found in /usr/share/common-licenses/GPL file." + echo + echo "Homepage: " + exit 0 +} + +Do_snapshot () +{ + case "${TYPE}" in + squashfs) + echo "./tmp/exclude_list" > /tmp/exclude_list + ( cd "${COW}" && find . -name '*.wh.*' >> /tmp/exclude_list ) + mksquashfs "${COW}" "${DEST}" -ef /tmp/exclude_list || exit 1 + rm /tmp/exclude_list + ;; + cpio) + ( cd "${COW}" && find . -path '*.wh.*' -prune -o -print0 | cpio --quiet -o0 -H newc | gzip -9c > "${DEST}" ) || exit 1 + ;; + ext2) + DU_DIM="`du -ks ${COW} | cut -f1`" + REAL_DIM="`expr ${DU_DIM} + ${DU_DIM} / 20`" # Just 5% more to be sure, need something more sophistcated here... + genext2fs --size-in-blocks=${REAL_DIM} --reserved-blocks=0 --root="${COW}" "${DEST}" || exit 1 + ;; + *) + echo "Internal error." + exit 1 + ;; + esac +} + +Is_same_mount () +{ + dir1="`Base_path $1`" + dir2="`Base_path $2`" + if [ "${dir1}" == "${dir2}" ]; then + return 0 + else + return 1 + fi +} + +Parse_args () +{ + # Parse command line + ARGS="$1" + ARGUMENTS="`getopt --longoptions cow:,device:,output,resync-string:,type:,help,usage,version --name=${PROGRAM} --options c:d:o:t:r:,h,u,v --shell sh -- ${ARGS}`" + + if [ "$?" != "0" ]; then + echo "Terminating." >&2 + exit 1 + fi + + eval set -- "${ARGUMENTS}" + + while true; do + case "$1" in + -c|--cow) + SNAP_COW="$2"; shift 2 ;; + -d|--device) + SNAP_DEV="$2"; shift 2 ;; + -o|--output) + SNAP_OUTPUT="$2"; shift 2 ;; + -t|--type) + SNAP_TYPE="$2"; shift 2 ;; + -r|--resync-string) + SNAP_RSTRING="$2"; break ;; + -h|--help) + Help; shift ;; + -u|--usage) + Usage ; shift ;; + -v|--version) + Version; shift ;; + --) + shift; break ;; + *) + echo "Internal error."; exit 1 ;; + esac + done +} + +Mount_device () +{ + dev="$1" + + if [ ! -d "${MOUNTP}" ]; then + mkdir -p "${MOUNTP}" + fi + + if [ -z "${dev}" ]; then + # create a temp + mount -t tmpfs -o rw tmpfs "${MOUNTP}" + if [ ! -L /home/$USERNAME/Desktop/live-snapshot ]; then + ln -s "${MOUNTP}" /home/$USERNAME/Desktop/live-snapshot + fi + else + if [ -b "${dev}" ] ; then + try_mount "${dev}" "${MOUNTP}" rw + fi + fi +} + +Defaults () +{ + MOUNTP="/mnt/live-snapshot" + COW="/cow" + DEV="" + DEST="${MOUNTP}/live-sn.cpio.gz" + TYPE="cpio" + DESKTOP_LINK=/home/$USERNAME/Desktop/live-snapshot + + if [ -n "${SNAP_RSTRING}" ]; then + COW=$(echo "${SNAP_RSTRING}" | cut -f1 -d ':') + DEV=$(echo "${SNAP_RSTRING}" | cut -f2 -d ':') + DEST=$(echo "${SNAP_RSTRING}" | cut -f3 -d ':') + + case "${DEST}" in + *.cpio.gz) + TYPE="cpio" ;; + *.squashfs) + TYPE="squashfs" ;; + "") + TYPE="ext2" ;; + *.ext2) + TYPE="ext2" ;; + *) + Usage "Unregognized String" ;; + esac + else + DEF_COW="/cow" + # Bad options handling + if [ -z "${SNAP_COW}" ]; then + COW="${DEF_COW}" + else + COW="${SNAP_COW}" + fi + + case "${SNAP_TYPE}" in + "cpio"|"squashfs"|"ext2") + TYPE="${SNAP_TYPE}" + ;; + "") + TYPE="cpio" ;; + *) + Usage "Error: unrecognized snapshot type" + ;; + esac + #if [ -d + #if Is_same_mount + fi + + # check vars + if [ ! -d "${COW}" ]; then + Usage "Error: ${COW} is not a directory" + fi + + Mount_device $DEV + +} + +Clean () +{ + if [ -n "$DEV" ]; then + umount "${MOUNTP}" + rmdir "${MOUNTP}" + rm + fi +} + +Main () +{ + Parse_args "$@" + Defaults + Do_snapshot + Clean +} + +Main "$@" -- cgit v1.2.3