diff options
Diffstat (limited to 'sys-fs/cryptsetup/files')
-rw-r--r-- | sys-fs/cryptsetup/files/2.4.0-dmcrypt.confd | 112 | ||||
-rw-r--r-- | sys-fs/cryptsetup/files/2.4.0-dmcrypt.rc | 350 |
2 files changed, 0 insertions, 462 deletions
diff --git a/sys-fs/cryptsetup/files/2.4.0-dmcrypt.confd b/sys-fs/cryptsetup/files/2.4.0-dmcrypt.confd deleted file mode 100644 index 96c523e0f954..000000000000 --- a/sys-fs/cryptsetup/files/2.4.0-dmcrypt.confd +++ /dev/null @@ -1,112 +0,0 @@ -# /etc/conf.d/dmcrypt - -# For people who run dmcrypt on top of some other layer (like raid), -# use rc_need to specify that requirement. See the runscript(8) man -# page for more information. - -#-------------------- -# Instructions -#-------------------- - -# Note regarding the syntax of this file. This file is *almost* bash, -# but each line is evaluated separately. Separate swaps/targets can be -# specified. The init-script which reads this file assumes that a -# swap= or target= line starts a new section, similar to lilo or grub -# configuration. - -# Note when using gpg keys and /usr on a separate partition, you will -# have to copy /usr/bin/gpg to /bin/gpg so that it will work properly -# and ensure that gpg has been compiled statically. -# See http://bugs.gentoo.org/90482 for more information. - -# Note that the init-script which reads this file detects whether your -# partition is LUKS or not. No mkfs is run unless you specify a makefs -# option. - -# Global options: -#---------------- - -# How long to wait for each timeout (in seconds). -dmcrypt_key_timeout=1 - -# Max number of checks to perform (see dmcrypt_key_timeout). -#dmcrypt_max_timeout=300 - -# Number of password retries. -dmcrypt_retries=5 - -# Arguments: -#----------- -# target=<name> == Mapping name for partition. -# swap=<name> == Mapping name for swap partition. -# source='<dev>' == Real device for partition. -# Note: You can (and should) specify a tag like UUID -# for blkid (see -t option). This is safer than using -# the full path to the device. -# key='</path/to/keyfile>[:<mode>]' == Fullpath from / or from inside removable media. -# remdev='<dev>' == Device that will be assigned to removable media. -# gpg_options='<opts>' == Default are --quiet --decrypt -# options='<opts>' == cryptsetup, for LUKS you can only use --readonly -# loop_file='<file>' == Loopback file. -# Note: If you omit $source, then a free loopback will -# be looked up automatically. -# pre_mount='cmds' == commands to execute before mounting partition. -# post_mount='cmds' == commands to execute after mounting partition. -# wait=5 == wait given amount of seconds for source to appear -#----------- -# Supported Modes -# gpg == decrypt and pipe key into cryptsetup. -# Note: new-line character must not be part of key. -# Command to erase \n char: 'cat key | tr -d '\n' > cleanKey' - -#-------------------- -# dm-crypt examples -#-------------------- - -## swap -# Swap partitions. These should come first so that no keys make their -# way into unencrypted swap. -# If no options are given, they will default to: -c aes -h sha1 -d /dev/urandom -# If no makefs is given then mkswap will be assumed -#swap=crypt-swap -#source='/dev/hda2' - -## /home with passphrase -#target=crypt-home -#source='/dev/hda5' - -## /home with regular keyfile -#target=crypt-home -#source='/dev/hda5' -#key='/full/path/to/homekey' - -## /home with gpg protected key -#target=crypt-home -#source='/dev/hda5' -#key='/full/path/to/homekey:gpg' - -## /home with regular keyfile on removable media(such as usb-stick) -#target=crypt-home -#source='/dev/hda5' -#key='/full/path/to/homekey' -#remdev='/dev/sda1' - -## /home with gpg protected key on removable media(such as usb-stick) -#target=crypt-home -#source='/dev/hda5' -#key='/full/path/to/homekey:gpg' -#remdev='/dev/sda1' - -## /tmp with regular keyfile -#target=crypt-tmp -#source='/dev/hda6' -#key='/full/path/to/tmpkey' -#pre_mount='/sbin/mkreiserfs -f -f ${dev}' -#post_mount='chown root:root ${mount_point}; chmod 1777 ${mount_point}' - -## Loopback file example -#target='crypt-loop-home' -#source='/dev/loop0' -#loop_file='/mnt/crypt/home' - -# The file must be terminated by a newline. Or leave this comment last. diff --git a/sys-fs/cryptsetup/files/2.4.0-dmcrypt.rc b/sys-fs/cryptsetup/files/2.4.0-dmcrypt.rc deleted file mode 100644 index 102576509515..000000000000 --- a/sys-fs/cryptsetup/files/2.4.0-dmcrypt.rc +++ /dev/null @@ -1,350 +0,0 @@ -#!/sbin/openrc-run -# Copyright 1999-2015 Gentoo Foundation -# Distributed under the terms of the GNU General Public License v2 - -depend() { - use modules - before checkfs fsck - - if grep -qs ^swap= "${conf_file}" ; then - before swap - fi -} - -# We support multiple dmcrypt instances based on $SVCNAME -conf_file="/etc/conf.d/${SVCNAME}" - -# Get splash helpers if available. -if [ -e /sbin/splash-functions.sh ] ; then - . /sbin/splash-functions.sh -fi - -# Setup mappings for an individual target/swap -# Note: This relies on variables localized in the main body below. -dm_crypt_execute() { - local dev ret mode foo source_dev - - if [ -z "${target}" -a -z "${swap}" ] ; then - return - fi - - # Set up default values. - : ${dmcrypt_key_timeout:=1} - : ${dmcrypt_max_timeout:=300} - : ${dmcrypt_retries:=5} - : ${wait:=5} - - # Handle automatic look up of the source path. - if [ -z "${source}" -a -n "${loop_file}" ] ; then - source=$(losetup --show -f "${loop_file}") - fi - case ${source} in - *=*) - i=0 - while [ ${i} -lt ${wait} ]; do - if source_dev="$(blkid -l -t "${source}" -o device)"; then - source="${source_dev}" - break - fi - : $((i += 1)) - einfo "waiting for source \"${source}\" for ${target}..." - sleep 1 - done - ;; - esac - if [ -z "${source}" ] || [ ! -e "${source}" ] ; then - ewarn "source \"${source}\" for ${target} missing, skipping..." - return - fi - - if [ -n "${target}" ] ; then - # let user set options, otherwise leave empty - : ${options:=' '} - elif [ -n "${swap}" ] ; then - if cryptsetup isLuks ${source} 2>/dev/null ; then - ewarn "The swap you have defined is a LUKS partition. Aborting crypt-swap setup." - return - fi - target=${swap} - # swap contents do not need to be preserved between boots, luks not required. - # suspend2 users should have initramfs's init handling their swap partition either way. - : ${options:='-c aes -h sha1 -d /dev/urandom'} - : ${pre_mount:='mkswap ${dev}'} - fi - - if [ -n "${loop_file}" ] ; then - dev="/dev/mapper/${target}" - ebegin " Setting up loop device ${source}" - losetup ${source} ${loop_file} - fi - - # cryptsetup: - # open <device> <name> # <device> is $source - # create <name> <device> # <name> is $target - local arg1="create" arg2="${target}" arg3="${source}" - if cryptsetup isLuks ${source} 2>/dev/null ; then - arg1="open" - arg2="${source}" - arg3="${target}" - fi - - # Older versions reported: - # ${target} is active: - # Newer versions report: - # ${target} is active[ and is in use.] - if cryptsetup status ${target} | egrep -q ' is active' ; then - einfo "dm-crypt mapping ${target} is already configured" - return - fi - splash svc_input_begin ${SVCNAME} >/dev/null 2>&1 - - # Handle keys - if [ -n "${key}" ] ; then - read_abort() { - # some colors - local ans savetty resettty - [ -z "${NORMAL}" ] && eval $(eval_ecolors) - einfon " $1? (${WARN}yes${NORMAL}/${GOOD}No${NORMAL}) " - shift - # This is ugly as s**t. But POSIX doesn't provide `read -t`, so - # we end up having to implement our own crap with stty/etc... - savetty=$(stty -g) - resettty='stty ${savetty}; trap - EXIT HUP INT TERM' - trap 'eval "${resettty}"' EXIT HUP INT TERM - stty -icanon - stty min 0 time "$(( $2 * 10 ))" - ans=$(dd count=1 bs=1 2>/dev/null) || ans='' - eval "${resettty}" - if [ -z "${ans}" ] ; then - printf '\r' - else - echo - fi - case ${ans} in - [yY]) return 0;; - *) return 1;; - esac - } - - # Notes: sed not used to avoid case where /usr partition is encrypted. - mode=${key##*:} && ( [ "${mode}" = "${key}" ] || [ -z "${mode}" ] ) && mode=reg - key=${key%:*} - case "${mode}" in - gpg|reg) - # handle key on removable device - if [ -n "${remdev}" ] ; then - # temp directory to mount removable device - local mntrem="${RC_SVCDIR}/dm-crypt-remdev.$$" - if [ ! -d "${mntrem}" ] ; then - if ! mkdir -p "${mntrem}" ; then - ewarn "${source} will not be decrypted ..." - einfo "Reason: Unable to create temporary mount point '${mntrem}'" - return - fi - fi - i=0 - einfo "Please insert removable device for ${target}" - while [ ${i} -lt ${dmcrypt_max_timeout} ] ; do - foo="" - if mount -n -o ro "${remdev}" "${mntrem}" 2>/dev/null >/dev/null ; then - # keyfile exists? - if [ ! -e "${mntrem}${key}" ] ; then - umount -n "${mntrem}" - rmdir "${mntrem}" - einfo "Cannot find ${key} on removable media." - read_abort "Abort" ${dmcrypt_key_timeout} && return - else - key="${mntrem}${key}" - break - fi - else - [ -e "${remdev}" ] \ - && foo="mount failed" \ - || foo="mount source not found" - fi - : $((i += 1)) - read_abort "Stop waiting after $i attempts (${foo})" -t 1 && return - done - else # keyfile ! on removable device - if [ ! -e "${key}" ] ; then - ewarn "${source} will not be decrypted ..." - einfo "Reason: keyfile ${key} does not exist." - return - fi - fi - ;; - *) - ewarn "${source} will not be decrypted ..." - einfo "Reason: mode ${mode} is invalid." - return - ;; - esac - else - mode=none - fi - ebegin " ${target} using: ${options} ${arg1} ${arg2} ${arg3}" - if [ "${mode}" = "gpg" ] ; then - : ${gpg_options:='-q -d'} - # gpg available ? - if command -v gpg >/dev/null ; then - i=0 - while [ ${i} -lt ${dmcrypt_retries} ] ; do - # paranoid, don't store key in a variable, pipe it so it stays very little in ram unprotected. - # save stdin stdout stderr "values" - timeout ${dmcrypt_max_timeout} gpg ${gpg_options} ${key} 2>/dev/null | \ - cryptsetup --key-file - ${options} ${arg1} ${arg2} ${arg3} - ret=$? - # The timeout command exits 124 when it times out. - [ ${ret} -eq 0 -o ${ret} -eq 124 ] && break - : $(( i += 1 )) - done - eend ${ret} "failure running cryptsetup" - else - ewarn "${source} will not be decrypted ..." - einfo "Reason: cannot find gpg application." - einfo "You have to install app-crypt/gnupg first." - einfo "If you have /usr on its own partition, try copying gpg to /bin ." - fi - else - if [ "${mode}" = "reg" ] ; then - cryptsetup ${options} -d ${key} ${arg1} ${arg2} ${arg3} - ret=$? - eend ${ret} "failure running cryptsetup" - else - cryptsetup ${options} ${arg1} ${arg2} ${arg3} - ret=$? - eend ${ret} "failure running cryptsetup" - fi - fi - if [ -d "${mntrem}" ] ; then - umount -n ${mntrem} 2>/dev/null >/dev/null - rmdir ${mntrem} 2>/dev/null >/dev/null - fi - splash svc_input_end ${SVCNAME} >/dev/null 2>&1 - - if [ ${ret} -ne 0 ] ; then - cryptfs_status=1 - else - if [ -n "${pre_mount}" ] ; then - dev="/dev/mapper/${target}" - eval ebegin \"" pre_mount: ${pre_mount}"\" - eval "${pre_mount}" > /dev/null - ewend $? || cryptfs_status=1 - fi - fi -} - -# Lookup optional bootparams -get_bootparam_val() { - # We're given something like: - # foo=bar=cow - # Return the "bar=cow" part. - case $1 in - *=*) - echo "${1#*=}" - ;; - esac -} - -start() { - local header=true cryptfs_status=0 - local gpg_options key loop_file target targetline options pre_mount post_mount source swap remdev - - local x - for x in $(cat /proc/cmdline) ; do - case "${x}" in - key_timeout=*) - dmcrypt_key_timeout=$(get_bootparam_val "${x}") - ;; - esac - done - - while read targetline <&3 ; do - case ${targetline} in - # skip comments and blank lines - ""|"#"*) continue ;; - # skip service-specific openrc configs #377927 - rc_*) continue ;; - esac - - ${header} && ebegin "Setting up dm-crypt mappings" - header=false - - # check for the start of a new target/swap - case ${targetline} in - target=*|swap=*) - # If we have a target queued up, then execute it - dm_crypt_execute - - # Prepare for the next target/swap by resetting variables - unset gpg_options key loop_file target options pre_mount post_mount source swap remdev wait - ;; - - gpg_options=*|remdev=*|key=*|loop_file=*|options=*|pre_mount=*|post_mount=*|wait=*|source=*) - if [ -z "${target}${swap}" ] ; then - ewarn "Ignoring setting outside target/swap section: ${targetline}" - continue - fi - ;; - - dmcrypt_*=*) - # ignore global options - continue - ;; - - *) - ewarn "Skipping invalid line in ${conf_file}: ${targetline}" - ;; - esac - - # Queue this setting for the next call to dm_crypt_execute - eval "${targetline}" - done 3< ${conf_file} - - # If we have a target queued up, then execute it - dm_crypt_execute - - ewend ${cryptfs_status} "Failed to setup dm-crypt devices" -} - -stop() { - local line header - - # Break down all mappings - header=true - egrep "^(target|swap)=" ${conf_file} | \ - while read line ; do - ${header} && einfo "Removing dm-crypt mappings" - header=false - - target= swap= - eval ${line} - - [ -n "${swap}" ] && target=${swap} - if [ -z "${target}" ] ; then - ewarn "invalid line in ${conf_file}: ${line}" - continue - fi - - ebegin " ${target}" - cryptsetup remove ${target} - eend $? - done - - # Break down loop devices - header=true - grep '^source=./dev/loop' ${conf_file} | \ - while read line ; do - ${header} && einfo "Detaching dm-crypt loop devices" - header=false - - source= - eval ${line} - - ebegin " ${source}" - losetup -d "${source}" - eend $? - done - - return 0 -} |