1439 lines
69 KiB
Bash
Executable File
1439 lines
69 KiB
Bash
Executable File
#!/bin/sh
|
|
# $Id$
|
|
|
|
# ugly: this variable is set during port install time
|
|
ezjail_prefix=EZJAIL_PREFIX
|
|
ezjail_admin=`basename -- $0`
|
|
ezjail_etc="${ezjail_prefix}/etc"
|
|
ezjail_share="${ezjail_prefix}/share/ezjail"
|
|
ezjail_examples="${ezjail_prefix}/share/examples/ezjail"
|
|
ezjail_jailcfgs="${ezjail_etc}/ezjail"
|
|
|
|
# read user config
|
|
[ -f "${ezjail_etc}/ezjail.conf" ] && . "${ezjail_etc}/ezjail.conf"
|
|
|
|
# set defaults
|
|
: ${ezjail_jaildir="/usr/jails"}
|
|
: ${ezjail_jailtemplate="${ezjail_jaildir}/newjail"}
|
|
: ${ezjail_jailbase="${ezjail_jaildir}/basejail"}
|
|
: ${ezjail_jailfull="${ezjail_jaildir}/fulljail"}
|
|
: ${ezjail_jailtemp="${ezjail_jaildir}/ezjailtemp"}
|
|
: ${ezjail_flavours="${ezjail_jaildir}/flavours"}
|
|
: ${ezjail_portscvsroot="freebsdanoncvs@anoncvs.FreeBSD.org:/home/ncvs"}
|
|
: ${ezjail_sourcetree="/usr/src"}
|
|
: ${ezjail_uglyperlhack="YES"}
|
|
: ${ezjail_default_execute="/usr/bin/login -f root"}
|
|
|
|
: ${ezjail_mount_enable="YES"}
|
|
: ${ezjail_devfs_enable="YES"}
|
|
: ${ezjail_devfs_ruleset="devfsrules_jail"}
|
|
: ${ezjail_procfs_enable="YES"}
|
|
: ${ezjail_fdescfs_enable="YES"}
|
|
|
|
: ${ezjail_use_zfs="NO"}
|
|
: ${ezjail_jailzfs=""}
|
|
: ${ezjail_zfs_properties=""}
|
|
|
|
ezjail_dirlist="bin boot lib libexec rescue sbin usr/bin usr/games usr/include usr/lib usr/libdata usr/libexec usr/sbin usr/src usr/share"
|
|
ezjail_basesystem="base"
|
|
|
|
# amd64 needs some extra libs
|
|
case `uname -p` in amd64) ezjail_dirlist="${ezjail_dirlist} usr/lib32"; ezjail_basesystem="${ezjail_basesystem} lib32";; esac
|
|
|
|
# Synopsis messages
|
|
ezjail_usage_ezjailadmin="${ezjail_admin} v3.0\nUsage: ${ezjail_admin} [archive|config|console|create|delete|install|list|restore|update] {params}"
|
|
ezjail_usage_install="Usage: ${ezjail_admin} install [-mMpPsS] [-h host] [-r release]"
|
|
ezjail_usage_create="Usage: ${ezjail_admin} create [-xbi] [-f flavour] [-r jailroot] [-s size] [-c bde|eli|zfs] [-C args] [-a archive] jailname jailip"
|
|
ezjail_usage_delete="Usage: ${ezjail_admin} delete [-w] jailname"
|
|
ezjail_usage_update="Usage: ${ezjail_admin} update [-s sourcetree] [-p] (-b|-i|-u|-P)"
|
|
ezjail_usage_config="Usage: ${ezjail_admin} config [-r run|norun] [-n newname] [-c cpuset] [-z zfs-datasets] [-f fib] [-i attach|detach|fsck] jailname"
|
|
ezjail_usage_console="Usage: ${ezjail_admin} console [-f] [-e command] jailname"
|
|
ezjail_usage_archive="Usage: ${ezjail_admin} archive [-Af] [-a archive] [-d archivedir] jailname [jailname...]"
|
|
ezjail_usage_restore="Usage: ${ezjail_admin} restore [-f] [-d archivedir] (archive|jailname)..."
|
|
ezjail_usage_list="Usage: ${ezjail_admin} list"
|
|
|
|
################################
|
|
# End of variable initialization
|
|
#
|
|
|
|
# define our bail out shortcut
|
|
exerr () { echo -e "$*" >&2 ; exit 1; }
|
|
|
|
# generic attach routine for image jails
|
|
attach_images () {
|
|
# Create a memory disc from jail image
|
|
ezjail_imagedevice=`mdconfig -a -t vnode -f ${ezjail_image}` || exerr "Error: Could not attach memory disc."
|
|
|
|
# If this is a crypto jail, try to mount it, remind user, which jail
|
|
# this is. In this case, the device to mount is
|
|
case ${ezjail_imagetype} in
|
|
crypto|bde)
|
|
echo Attaching bde device for image jail ${ezjail}...
|
|
echo gbde attach "/dev/${ezjail_imagedevice}" ${ezjail_attachparams} | /bin/sh
|
|
[ $? -eq 0 ] || detach_images keep || exerr "Error: Attaching bde device failed."
|
|
# Device to mount is not md anymore
|
|
ezjail_device="${ezjail_imagedevice}.bde"
|
|
;;
|
|
eli)
|
|
echo "Attaching eli device for image jail ${ezjail}..."
|
|
echo geli attach ${ezjail_attachparams} "/dev/${ezjail_imagedevice}" | /bin/sh
|
|
[ $? -eq 0 ] || detach_images keep || exerr "Error: Attaching eli device failed."
|
|
# Device to mount is not md anymore
|
|
ezjail_device="${ezjail_imagedevice}.eli"
|
|
;;
|
|
simple)
|
|
ezjail_device=${ezjail_imagedevice}
|
|
;;
|
|
esac
|
|
}
|
|
|
|
# generic mount routine for image jails
|
|
mount_images () {
|
|
rm -f "${ezjail_devicelink}"
|
|
|
|
# Attach images by type
|
|
attach_images
|
|
|
|
# Clean image
|
|
fsck -t ffs -p "/dev/${ezjail_device}"
|
|
|
|
mount "/dev/${ezjail_device}" "${ezjail_rootdir}" || detach_images keep || exerr "Error: Could not mount /dev/${ezjail_device} to ${ezjail_rootdir}."
|
|
# relink image device
|
|
ln -s "/dev/${ezjail_device}" "${ezjail_devicelink}"
|
|
}
|
|
|
|
# generic detach routine for image jails
|
|
detach_images () {
|
|
# Avoid ending up inside mount point
|
|
cd /
|
|
|
|
# unmount and detach memory disc
|
|
if [ "${ezjail_imagedevice}" ]; then
|
|
umount "${ezjail_rootdir}" > /dev/null 2> /dev/null
|
|
case ${ezjail_imagetype} in
|
|
bde) gbde detach "/dev/${ezjail_imagedevice}" > /dev/null;;
|
|
eli) geli detach "/dev/${ezjail_imagedevice}" > /dev/null;;
|
|
esac
|
|
mdconfig -d -u "${ezjail_imagedevice}" > /dev/null
|
|
[ "$1" = "keep" ] || rm -f "${ezjail_image}"
|
|
fi
|
|
|
|
# Remove soft link (which acts as a lock)
|
|
[ -e "/dev/${ezjail_imagedevice}" ] || rm -f "${ezjail_devicelink}"
|
|
|
|
# This function is being called in case of error. Keep $? bad
|
|
return 1
|
|
}
|
|
|
|
# Find and execute our rc script
|
|
start_stop_jail_by_script () {
|
|
ezjail_action=$1
|
|
[ "${ezjail_action}" = "start" ] && ezjail_success_check="-n" || ezjail_success_check="-z"
|
|
|
|
# Try to locate and run ezjails rc.d script
|
|
if [ -x "${ezjail_prefix}/etc/rc.d/ezjail" ]; then
|
|
(exec "${ezjail_prefix}/etc/rc.d/ezjail" ${ezjail_action} ${ezjail_name});
|
|
elif [ -x "${ezjail_prefix}/etc/rc.d/ezjail.sh" ]; then
|
|
(exec "${ezjail_prefix}/etc/rc.d/ezjail.sh" ${ezjail_action} ${ezjail_name});
|
|
else
|
|
exerr "Error: Could not find ezjail's rc.d script in ${ezjail_prefix}/etc/rc.d/.\n You need to ${ezjail_action} ${ezjail_name} by hand."
|
|
fi
|
|
|
|
# Check for success of our operation
|
|
fetchjailinfo ${ezjail_name}
|
|
[ ${ezjail_success_check} "${ezjail_id}" ] || exerr "Error: Could not ${ezjail_action} ${ezjail_name}.\n You need to ${ezjail_action} it by hand."
|
|
}
|
|
|
|
# fetch everything we need to know about an ezjail from config
|
|
fetchjailinfo () {
|
|
ezjail_name=$1
|
|
|
|
# Clean variables, prevent polution
|
|
unset ezjail_config ezjail_running ezjail_hostname ezjail_rootdir ezjail_image ezjail_imagetype ezjail_imagedevice ezjail_devicelink ezjail_ips ezjail_id ezjail_attached ezjail_device ezjail_device_geom
|
|
|
|
ezjail_safename=`echo -n "${ezjail_name}" | tr -c '[:alnum:]' _`
|
|
|
|
if [ -z "$2" ]; then
|
|
[ -e "${ezjail_jailcfgs}/${ezjail_safename}" ] && ezjail_config="${ezjail_jailcfgs}/${ezjail_safename}"
|
|
[ -e "${ezjail_jailcfgs}/${ezjail_safename}.norun" ] && ezjail_config="${ezjail_jailcfgs}/${ezjail_safename}.norun"
|
|
else
|
|
ezjail_config=$2
|
|
fi
|
|
[ "${ezjail_config}" ] || return 0
|
|
|
|
. "${ezjail_config}"
|
|
eval ezjail_hostname=\"\$jail_${ezjail_safename}_hostname\"
|
|
eval ezjail_rootdir=\"\$jail_${ezjail_safename}_rootdir\"
|
|
eval ezjail_ips=\"\$jail_${ezjail_safename}_ip\"
|
|
eval ezjail_image=\"\$jail_${ezjail_safename}_image\"
|
|
eval ezjail_imagetype=\"\$jail_${ezjail_safename}_imagetype\"
|
|
eval ezjail_attachparams=\"\$jail_${ezjail_safename}_attachparams\"
|
|
eval ezjail_attachblocking=\"\$jail_${ezjail_safename}_attachblocking\"
|
|
eval ezjail_forceblocking=\"\$jail_${ezjail_safename}_forceblocking\"
|
|
eval ezjail_zfs_datasets=\"\$jail_${ezjail_safename}_zfs_datasets\"
|
|
eval ezjail_cpuset=\"\$jail_${ezjail_safename}_cpuset\"
|
|
eval ezjail_fib=\"\$jail_${ezjail_safename}_fib\"
|
|
|
|
ezjail_softlink=${ezjail_jaildir}/`basename -- "${ezjail_rootdir}"`
|
|
ezjail_devicelink="${ezjail_rootdir}.device"
|
|
|
|
if [ "${ezjail_image}" -a -L "${ezjail_devicelink}" ]; then
|
|
# Fetch destination of soft link
|
|
ezjail_device=`stat -f "%Y" ${ezjail_devicelink}`
|
|
ezjail_device_geom=${ezjail_device#/dev/}
|
|
|
|
# Add this device to the list of devices to be unmounted
|
|
case ${ezjail_imagetype} in
|
|
crypto|bde) ezjail_imagedevice=${ezjail_device_geom%.bde} ;;
|
|
eli) ezjail_imagedevice=${ezjail_device_geom%.eli} ;;
|
|
*) ezjail_imagedevice=${ezjail_device_geom} ;;
|
|
esac
|
|
|
|
mount -p -v | grep -q -E "^${ezjail_devicelink}[[:space:]]+${ezjail_rootdir}" && ezjail_attached="YES"
|
|
mount -p -v | grep -q -E "^${ezjail_device}[[:space:]]+${ezjail_rootdir}" && ezjail_attached="YES"
|
|
|
|
# Stale device link detected. Remove and clean.
|
|
[ -z "${ezjail_attached}" ] && unset ezjail_device && rm -f "${ezjail_devicelink}"
|
|
fi
|
|
|
|
[ -f "/var/run/jail_${ezjail_safename}.id" ] && ezjail_id=`cat /var/run/jail_${ezjail_safename}.id` || return
|
|
jls | grep -q -E "^ +${ezjail_id} " || unset ezjail_id
|
|
}
|
|
|
|
# fill the base jail - this function is used by install and update
|
|
ezjail_splitworld() {
|
|
# Fill basejail from installed world
|
|
cd "${ezjail_jailfull}" || exerr "Error: Cant access temporary Jail directory."
|
|
|
|
# This mkdir is important, since cpio will create intermediate
|
|
# directories with permission 0700 which is bad
|
|
if [ "${ezjail_use_zfs}" = "YES" ]; then
|
|
echo "ZFS: create the basejail"
|
|
echo "/sbin/zfs create -p -o mountpoint=${ezjail_jaildir} ${ezjail_zfs_properties} ${ezjail_jailzfs}"
|
|
/sbin/zfs create -p -o mountpoint=${ezjail_jaildir} ${ezjail_zfs_properties} ${ezjail_jailzfs}
|
|
/sbin/zfs create -p ${ezjail_jailzfs}/basejail
|
|
/sbin/zfs snapshot ${ezjail_jailzfs}/basejail@`date -v -7d +"%C%y%m%d_%H:%M:%S"`
|
|
fi
|
|
mkdir -p "${ezjail_jailbase}/usr"
|
|
for dir in ${ezjail_dirlist}; do
|
|
find ${dir} | cpio -d -p -v "${ezjail_jailbase}" || exerr "Error: Installation of ${dir} failed."
|
|
chflags -R noschg ${dir}; rm -r ${dir}; ln -s /basejail/${dir} ${dir}
|
|
done
|
|
mkdir basejail
|
|
|
|
# Try to remove the old template jail
|
|
if [ "${ezjail_use_zfs}" = "YES" ]; then
|
|
echo "ZFS: cleanup old template jail"
|
|
[ -d "${ezjail_jailtemplate}" ] && zfs destroy -R ${ezjail_jailzfs}/newjail && rm -rf "${ezjail_jailtemplate}"
|
|
cd ${ezjail_jaildir}
|
|
zfs rename ${ezjail_jailzfs}/fulljail ${ezjail_jailzfs}/newjail
|
|
else
|
|
[ -d "${ezjail_jailtemplate}" ] && chflags -R noschg "${ezjail_jailtemplate}" && rm -rf "${ezjail_jailtemplate}"
|
|
mv "${ezjail_jailfull}" "${ezjail_jailtemplate}"
|
|
fi
|
|
|
|
# If the default flavour example has not yet been copied, do it now
|
|
[ -d "${ezjail_flavours}/default" ] || mkdir -p "${ezjail_flavours}" && cp -p -R "${ezjail_examples}/default" "${ezjail_flavours}"
|
|
|
|
# no /usr/ports? link to /basejail/usr/ports
|
|
[ -e "${ezjail_jailtemplate}/usr/ports" ] || ln -s /basejail/usr/ports "${ezjail_jailtemplate}/usr/ports"
|
|
|
|
# A ports collection inside jails is hardly useful w/o an appropriate
|
|
# /etc/make.conf.
|
|
if [ -f "${ezjail_examples}/default/etc/make.conf" -a ! -f "${ezjail_jailtemplate}/etc/make.conf" ]; then
|
|
cp -p "${ezjail_examples}/default/etc/make.conf" "${ezjail_jailtemplate}/etc/"
|
|
echo "Note: a non-standard /etc/make.conf was copied to the template jail in order to get the ports collection running inside jails."
|
|
fi
|
|
|
|
# The ugly perl hack[tm]. Note: we wont do such things for any given
|
|
# port :(
|
|
[ "${ezjail_uglyperlhack}" -a ! -L "${ezjail_jailbase}/usr/bin/perl" ] && ln -s /usr/local/bin/perl "${ezjail_jailbase}/usr/bin/perl"
|
|
}
|
|
|
|
# The user may want to have a ports tree in basejail
|
|
ezjail_updateports () {
|
|
local _portsnap_fetch="fetch"
|
|
# if /usr/ports/CVS exists, assume cvs up is safe
|
|
# this is legacy
|
|
if [ -f "${ezjail_jailbase}/usr/ports/CVS/Root" ]; then
|
|
echo -n "Updating ports from "; cat "${ezjail_jailbase}/usr/ports/CVS/Root"
|
|
echo "Warning: Upgrading legacy ports copy. Consider removing ${ezjail_jailbase}/usr/ports and use the new portsnap strategy instead."
|
|
echo "Gathering local information may take a while."
|
|
cd "${ezjail_jailbase}/usr/ports/" && cvs -d "${ezjail_portscvsroot}" up -Pd
|
|
else
|
|
[ -z "$TERM" -o "$TERM" = "dumb" ] && _portsnap_fetch="cron"
|
|
portsnap ${_portsnap_fetch}
|
|
[ -d "${ezjail_jailbase}/usr/ports" ] && ezjail_portsnapaction="update"
|
|
portsnap -p "${ezjail_jailbase}/usr/ports" ${ezjail_portsnapaction:-"extract"}
|
|
fi
|
|
[ $? -eq 0 ] || exerr "Error: Updating ports failed."
|
|
}
|
|
|
|
# Try to fetch the list of releases the server provides
|
|
ezjail_queryftpserver () {
|
|
unset _ret
|
|
echo -n "Querying your ftp-server... "
|
|
TIFS=${IFS}; IFS=
|
|
for ezjail_path in pub/FreeBSD/releases pub/FreeBSD/snapshot pub/FreeBSD releases snapshots NO; do
|
|
if [ ${ezjail_path} = "NO" ]; then
|
|
echo "Warning: I am having problems querying the ftp server you specified (${ezjail_ftphost})."
|
|
_ret=1; break
|
|
fi
|
|
ezjail_ftpresponse=`echo ls | ftp "${ezjail_ftphost}:${ezjail_path}/${ezjail_installarch}/" 2> /dev/null` 2> /dev/null
|
|
if [ $? -eq 0 ]; then
|
|
echo -e "The ftp server you specified (${ezjail_ftphost}) seems to provide the following builds:\n${ezjail_ftpresponse}"
|
|
_ret=0; break 2
|
|
fi
|
|
done
|
|
IFS=${TIFS}
|
|
ezjail_ftpserverqueried="YES"
|
|
return ${_ret}
|
|
}
|
|
|
|
# Make a path absolute, if it isn't already
|
|
ezjail_makeabsolute ( ) {
|
|
eval [ \"\${$1%%[!/]*}\" -o "\${$1}" = "-" ] && return
|
|
[ "${2%%[!/]*}" ] && path=${2} || path=`pwd -P`/${2}
|
|
eval export ${1}="${path}/\${$1}"
|
|
}
|
|
|
|
parse_geli_attach_args () {
|
|
# create geli(8) attach arguments from geli(8) init arguments:
|
|
# -P becomes -p if present, -K newkeyfile becomes -k newkeyfile if present,
|
|
# everything else is dicarded
|
|
# exit values: 0->NO PASSWORD SET, 1->PASSWORD SET
|
|
_exit=0
|
|
while getopts :bPva:i:K:l:s: arg; do
|
|
case ${arg} in
|
|
b|v|a|i|l|s);; # ignore these
|
|
P) echo -n "-p "; _exit=1 ;;
|
|
K) echo -n "-k '$OPTARG' ";;
|
|
?) exerr "Error: Processing of attach params failed.";;
|
|
esac
|
|
done
|
|
return ${_exit}
|
|
}
|
|
|
|
parse_gbde_attach_args () {
|
|
# create gbde(8) attach arguments from gbde(8) init arguments:
|
|
# -L lockfile becomes -l lockfile if present
|
|
# -K keyfile becomes -k keyfile if present
|
|
# -P passphrase becomes -p passphrase if present
|
|
# everything else is discarded
|
|
# exit values: 0->NO PASSWORD SET, 1->PASSWORD SET
|
|
_exit=0
|
|
while getopts :iK:f:L:P: arg; do
|
|
case ${arg} in
|
|
i|f);; # ignore these
|
|
P) echo -n "-p '$OPTARG' "; _exit=1;;
|
|
K) echo -n "-k '$OPTARG' ";;
|
|
L) echo -n "-l '$OPTARG' ";;
|
|
?) exerr "Error: Processing of attach params failed.";;
|
|
esac
|
|
done
|
|
return ${_exit}
|
|
}
|
|
|
|
check_for_zfs () {
|
|
# check the ZFS version
|
|
_zfs_version=`sysctl -nq vfs.zfs.version.spa`
|
|
[ -z "${_zfs_version}" -o "${_zfs_version}" -lt 13 ] && exerr "Error: ZFS is not loaded or your ZFS version is not supported."
|
|
|
|
# check if ZFS is enabled when managing basejail/newjail in ZFS
|
|
. /etc/rc.subr
|
|
load_rc_config_var zfs zfs_enable
|
|
checkyesno ezjail_use_zfs && checkyesno zfs_enable && echo "Warning: You should enable ZFS in /etc/rc.conf"
|
|
}
|
|
|
|
check_for_zpool () {
|
|
# check for the ZFS zpool to be online
|
|
check_for_zfs
|
|
_zpoolstatus=`/sbin/zpool list -H -o health ${ezjail_jailzfs%%/*} 2> /dev/null`
|
|
[ "${_zpoolstatus}" = "ONLINE" ] || exerr "Error: Your zpool does not exist or is not online."
|
|
}
|
|
|
|
#############################
|
|
# End of function definitions
|
|
#
|
|
|
|
# check for command
|
|
[ $# -gt 0 ] || exerr ${ezjail_usage_ezjailadmin}
|
|
|
|
case "$1" in
|
|
######################## ezjail-admin CREATE ########################
|
|
create)
|
|
# Clean variables, prevent polution
|
|
unset ezjail_rootdir ezjail_flavour ezjail_softlink ezjail_image ezjail_imagetype ezjail_imageparams ezjail_imagesize ezjail_device ezjail_devicelink ezjail_config ezjail_attachparams ezjail_exists ezjail_attachblocking ezjail_forceblocking ezjail_sourcedevice ezjail_rootdirempty ezjail_fromarchive ezjail_fromarchive_config
|
|
shift; while getopts :f:r:s:xbic:C:a:A: arg; do case ${arg} in
|
|
x) ezjail_exists="YES";;
|
|
r) ezjail_rootdir=${OPTARG};;
|
|
f) ezjail_flavour=${OPTARG};;
|
|
a) ezjail_fromarchive=${OPTARG};;
|
|
A) ezjail_fromarchive_config=${OPTARG};;
|
|
c) ezjail_imagetype=${OPTARG};;
|
|
C) ezjail_imageparams=${OPTARG};;
|
|
b) ezjail_forceblocking="YES";;
|
|
i) : ${ezjail_imagetype="simple"};;
|
|
s) ezjail_imagesize=${OPTARG};;
|
|
?) exerr ${ezjail_usage_create};;
|
|
esac; done; shift $(( ${OPTIND} - 1 ))
|
|
|
|
ezjail_name=$1; ezjail_ips=$2
|
|
|
|
# we need at least a name and an ip for new jail
|
|
[ "${ezjail_name}" -a "${ezjail_ips}" -a $# -eq 2 ] || exerr ${ezjail_usage_create}
|
|
|
|
# show the user the type of image used
|
|
echo "TYPE: $ezjail_imagetype"
|
|
|
|
# check for an active ZFS zpool
|
|
if [ "${ezjail_imagetype}" = "zfs" ]; then
|
|
check_for_zpool
|
|
fi
|
|
|
|
# check for sanity of settings concerning the image feature
|
|
if [ "${ezjail_imagetype}" != "zfs" ]; then
|
|
[ -z "${ezjail_imagetype}" -o "${ezjail_exists}" -o "${ezjail_imagesize}" ] || exerr "Error: Image jails need an image size."
|
|
fi
|
|
|
|
|
|
# check for a sane image type
|
|
case ${ezjail_imagetype} in ""|simple|bde|eli|zfs) ;; *) exerr ${ezjail_usage_create};; esac
|
|
|
|
# check for a sane image size and split it up in blocks
|
|
if [ "${ezjail_imagesize}" ]; then
|
|
_val=`echo "${ezjail_imagesize}"|tr GMKBWX gmkbwx|sed -Ees:g:km:g -es:m:kk:g -es:k:"*2b":g -es:b:"*128w":g -es:w:"*4 ":g -e"s:(^|[^0-9])0x:\1\0X:g" -ey:x:"*":|bc`
|
|
[ $? -eq 0 -a ${_val} -gt 0 ] || exerr "Error: The image size you specified is somehow incomprehensible (you specified ${ezjail_imagesize})."
|
|
ezjail_imageblockcount=`echo ${_val} / 1048576 | bc`
|
|
ezjail_imagerestbytes=`echo ${_val} % 1048576 | bc`
|
|
fi
|
|
|
|
# check, whether ezjail has been set up correctly. existence of
|
|
# ezjail_jailbase is our indicator
|
|
[ -d "${ezjail_jailbase}" ] || exerr "Error: base jail does not exist.\n Please run '${ezjail_admin} install' or '${ezjail_admin} update' first."
|
|
|
|
# relative paths don't make sense in rc.scripts
|
|
[ "${ezjail_jaildir%%[!/]*}" ] || exerr "Error: Need an absolute path in ezjail_jaildir.\n It is currently set to: ${ezjail_jaildir}."
|
|
|
|
# jail names must not irritate file systems, excluding dots from this list
|
|
# was done intentionally to permit foo.com style directory names, however,
|
|
# the jail name will be foo_com in most scripts
|
|
|
|
ezjail_hostname=`echo -n "${ezjail_name}" | tr '/~' '__'`
|
|
ezjail_safename=`echo -n "${ezjail_name}" | tr -c '[:alnum:]' _`
|
|
: ${ezjail_rootdir="${ezjail_jaildir}/${ezjail_hostname}"}
|
|
ezjail_config="${ezjail_jailcfgs}/${ezjail_safename}"
|
|
|
|
# This scenario really will only lead to real troubles in the 'fulljail'
|
|
# case, but I should still explain this to the user and not claim that
|
|
# "an ezjail would already exist"
|
|
case ${ezjail_hostname} in basejail|newjail|fulljail|flavours|ezjailtemp) exerr "Error: Cannot name the jail ${ezjail_hostname}.\n ezjail needs the ${ezjail_hostname} directory for its own administrative purposes.\n Please rename the ezjail.";; esac
|
|
|
|
# jail names may lead to identical configs, eg. foo.bar.com == foo-bar.com
|
|
# so check, whether we might be running into problems
|
|
[ -e "${ezjail_config}" -o -e "${ezjail_config}.norun" ] && exerr "Error: An ezjail config already exists at ${ezjail_config}.\n This can happen because ezjail converts non alphanumeric characters in jail names to '_'.\n Please rename the ezjail."
|
|
|
|
# if jail root specified on command line is not absolute, make it absolute
|
|
# inside our jail directory
|
|
ezjail_makeabsolute ezjail_rootdir ${ezjail_jaildir}
|
|
|
|
# if a directory at the specified jail root already exists, refuse to
|
|
# install. Empty root dirs are considered okay, sometimes they are
|
|
# mount points to be filled by ezjail.
|
|
[ -d "${ezjail_rootdir}" ] && [ -z "`ls -I ${ezjail_rootdir}`" ] && ezjail_rootdirempty="YES"
|
|
[ -e "${ezjail_rootdir}" -a -z "${ezjail_rootdirempty}" -a -z "${ezjail_exists}" ] && exerr "Error: A file or a non empty directory already exists at the specified jail root ${ezjail_rootdir}.\n Maybe you want to '${ezjail_admin} create -x' an existing jail?\n Please specify another jail root with the -r switch."
|
|
|
|
# if jail root specified on command line does not lie within our jail
|
|
# directory, we need to create a softlink
|
|
if [ "${ezjail_rootdir##${ezjail_jaildir}}" = "${ezjail_rootdir}" ]; then
|
|
ezjail_softlink=${ezjail_jaildir}/`basename -- "${ezjail_rootdir}"`
|
|
[ -e "${ezjail_softlink}" ] && exerr "Error: An ezjail already exists at ${ezjail_softlink}.\n Please specify another jail root with the -r switch."
|
|
fi
|
|
|
|
# do some sanity checks on the selected flavour (if any)
|
|
[ "${ezjail_flavour}" -a ! -d "${ezjail_flavours}/${ezjail_flavour}" ] && exerr "Error: Flavour config directory ${ezjail_flavours}/${ezjail_flavour} not found.\n Refer to ${ezjail_admin}s man page for details on flavours."
|
|
|
|
# check for restore circumstances, normally this is invoked by the restore command
|
|
[ "${ezjail_fromarchive}" -a "${ezjail_exists}" ] && exerr "Error: You can not restore an archive over an existing jail.\n '${ezjail_admin} delete -w ${ezjail_name}' the old version first."
|
|
[ "${ezjail_fromarchive}" -a "${ezjail_flavour}" ] && exerr "Error: Cannot apply flavours to a jail being restored."
|
|
[ "${ezjail_fromarchive}" -a "${ezjail_fromarchive}" != "-" -a ! -r "${ezjail_fromarchive}" ] && exerr "Error: No archive found at ${ezjail_fromarchive}."
|
|
|
|
# Ensure existence of our control directory
|
|
mkdir -p "${ezjail_jailcfgs}" || exerr "Error: ezjail can not create its control directory ${ezjail_jailcfgs}."
|
|
|
|
#
|
|
# All sanity checks that may lead to errors are hopefully passed here
|
|
#
|
|
|
|
if [ "${ezjail_imagetype}" ]; then
|
|
# Strip trailing slashes from jail root, those would confuse image path
|
|
ezjail_image=${ezjail_rootdir%/}; while [ "${ezjail_image}" -a -z "${ezjail_image%%*/}" ]; do ezjail_image=${ezjail_image%/}; done
|
|
[ "${ezjail_image}" ] || exerr "Error: Could not determine image file name.\n Something is wrong with the jail root: ${ezjail_rootdir}."
|
|
|
|
# Location of our image file
|
|
ezjail_image="${ezjail_image}.img"
|
|
|
|
# zfs does not use image files
|
|
[ "${ezjail_imagetype}" = "zfs" ] && unset ezjail_image
|
|
|
|
# Prepare crypto jail so that an attacker cannot guess which blocks
|
|
# have been written
|
|
case ${ezjail_imagetype} in bde|eli) ezjail_sourcedevice="/dev/random";; simple) ezjail_sourcedevice="/dev/zero";; esac
|
|
|
|
# If NOT exist and imagetype not ZFS, create image
|
|
if [ -z "${ezjail_exists}" -a ${ezjail_imagetype} != "zfs" ]; then
|
|
[ -e "${ezjail_image}" ] && exerr "Error: A file exists at ${ezjail_image}.\n Won't overwrite an existing image."
|
|
|
|
# Now create jail disc image
|
|
touch "${ezjail_image}"
|
|
echo "Creating jail image ${ezjail_image}. This may take a while."
|
|
if [ "${ezjail_imageblockcount}" -gt 0 ]; then
|
|
dd if="${ezjail_sourcedevice}" of="${ezjail_image}" bs=1m count=${ezjail_imageblockcount} || exerr "Error: Could not (or not fully) create the image file.\n You might want to check (and possibly remove) the file ${ezjail_image}.\n The image size provided was ${ezjail_imagesize}."
|
|
fi
|
|
if [ "${ezjail_imagerestbytes}" -gt 0 ]; then
|
|
( dd if="${ezjail_sourcedevice}" bs=${ezjail_imagerestbytes} count=1 >> "${ezjail_image}" ) || exerr "Error: Could not (or not fully) create the image file.\n You might want to check (and possibly remove) the file ${ezjail_image}.\n The image size provided was ${ezjail_imagesize}."
|
|
fi
|
|
|
|
# Attach device
|
|
ezjail_imagedevice=`mdconfig -a -t vnode -f "${ezjail_image}"`
|
|
ezjail_devicelink="${ezjail_rootdir}.device"
|
|
|
|
[ $? -eq 0 ] || detach_images || exerr "Error: Could not attach image device.\n Command failed was 'mdconfig -a -t vnode -f ${ezjail_image}'."
|
|
fi
|
|
|
|
case ${ezjail_imagetype} in
|
|
bde|eli)
|
|
# parse imageparams, generate attachparams
|
|
ezjail_attachblocking="YES"
|
|
if [ "${ezjail_imageparams}" ]; then
|
|
ezjail_attachparams=`eval parse_g${ezjail_imagetype}_attach_args ${ezjail_imageparams}` || unset ezjail_attachblocking
|
|
fi
|
|
case ${ezjail_imagetype} in
|
|
bde) init_cmd="gbde init /dev/${ezjail_imagedevice} ${ezjail_imageparams}"
|
|
attach_cmd="gbde attach /dev/${ezjail_imagedevice} ${ezjail_attachparams}";;
|
|
eli) init_cmd="geli init ${ezjail_imageparams} /dev/${ezjail_imagedevice}"
|
|
attach_cmd="geli attach ${ezjail_attachparams} /dev/${ezjail_imagedevice}";;
|
|
esac
|
|
|
|
if [ -z "${ezjail_exists}" ]; then
|
|
[ "${ezjail_attachblocking}" ] && echo "Initialising crypto device. You will be asked to enter a new passphrase twice... "
|
|
( echo ${init_cmd} | /bin/sh ) || detach_images || exerr "Error: Could not initialise crypto image."
|
|
|
|
[ "${ezjail_attachblocking}" ] && echo "Attaching crypto device. You will be asked to enter the new passphrase... "
|
|
( echo ${attach_cmd} | /bin/sh ) || detach_images || exerr "Error: Could not attach crypto image."
|
|
fi
|
|
|
|
ezjail_device="${ezjail_imagedevice}.${ezjail_imagetype}"
|
|
;;
|
|
simple)
|
|
ezjail_device=${ezjail_imagedevice}
|
|
;;
|
|
zfs)
|
|
echo "ZFS: create the jail filesystem"
|
|
if [ ${ezjail_imagesize} ]; then
|
|
ezjail_zfs_jail_properies="-o quota=${ezjail_imagesize} -o compression=lzjb"
|
|
fi
|
|
[ -d "${ezjail_jaildir}/${ezjail_hostname}" ] && exerr "Error: Could not create jail root mount point ${ezjail_rootdir}"
|
|
/sbin/zfs create -p -o mountpoint=${ezjail_rootdir} ${ezjail_zfs_jail_properies} ${ezjail_jailzfs}/${ezjail_hostname}
|
|
;;
|
|
|
|
esac
|
|
|
|
if [ -z "${ezjail_exists}" -a ${ezjail_imagetype} != "zfs" ]; then
|
|
# Format memory image
|
|
newfs -U "/dev/${ezjail_device}" || detach_images || exerr "Error: Could not newfs /dev/${ezjail_device}."
|
|
# Create mount point and mount
|
|
mkdir -p "${ezjail_rootdir}" || detach_images || exerr "Error: Could not create jail root mount point ${ezjail_rootdir}."
|
|
mount "/dev/${ezjail_device}" "${ezjail_rootdir}" || detach_images || exerr "Error: Could not mount /dev/${ezjail_device} to ${ezjail_root}."
|
|
else
|
|
if [ -e "${ezjail_rootdir}" -a ! -d "${ezjail_rootdir}" ]; then
|
|
[ "${ezjail_rootdir%%*.img}" ] || exerr "Error: Could not create mount point for your jails image.\n A file exists at its location.\n Try '${ezjail_admin} create -x -r ${ezjail_rootdir%%.img} ${ezjail_name} ${ezjail_ips}' instead."
|
|
exerr "Error: Could not create mount point for your jails image.\n A file exists at its location."
|
|
fi
|
|
[ -d "${ezjail_rootdir}" ] || mkdir -p "${ezjail_rootdir}"
|
|
fi
|
|
fi
|
|
|
|
if [ "${ezjail_fromarchive}" ]; then
|
|
unset ezjail_archive_opt
|
|
ezjail_makeabsolute ezjail_fromarchive
|
|
[ "${ezjail_fromarchive}" = "-" ] && unset ezjail_archive_opt || ezjail_archive_opt="-f ${ezjail_fromarchive}"
|
|
mkdir -p "${ezjail_rootdir}" && cd "${ezjail_rootdir}" && pax -rz -pe ${ezjail_archive_opt} -s:^ezjail:.: ezjail/*
|
|
[ $? -eq 0 ] || detach_images || exerr "Error: Could not extract archive from ${ezjail_fromarchive}."
|
|
elif [ -z "${ezjail_exists}" ]; then
|
|
# now take a copy of our template jail
|
|
if [ "${ezjail_imagetype}" = "zfs" -a "${ezjail_use_zfs}" = "YES" ]; then
|
|
# create ZFS filesystem first when using ZFS
|
|
/sbin/zfs snapshot ${ezjail_jailzfs}/newjail@_createnewjailtmp
|
|
/sbin/zfs send ${ezjail_jailzfs}/newjail@_createnewjailtmp | zfs receive -F ${ezjail_jailzfs}/${ezjail_hostname}
|
|
/sbin/zfs destroy ${ezjail_jailzfs}/${ezjail_hostname}@_createnewjailtmp
|
|
/sbin/zfs destroy ${ezjail_jailzfs}/newjail@_createnewjailtmp
|
|
else
|
|
mkdir -p "${ezjail_rootdir}" && cd "${ezjail_jailtemplate}" && find . | cpio -p -v "${ezjail_rootdir}" > /dev/null
|
|
fi
|
|
|
|
[ $? -eq 0 ] || detach_images || exerr "Error: Could not copy template jail."
|
|
fi
|
|
|
|
# if a soft link is necessary, create it now
|
|
[ "${ezjail_softlink}" ] && ln -s "${ezjail_rootdir}" "${ezjail_softlink}"
|
|
|
|
# if the automount feature is not disabled, this fstab entry for new jail
|
|
# will be obeyed
|
|
echo -n > /etc/fstab.${ezjail_safename}
|
|
if [ "${ezjail_imagetype}" -a "${ezjail_imagetype}" != "zfs" ] ; then
|
|
echo ${ezjail_devicelink} ${ezjail_rootdir} ufs rw 0 0 >> "/etc/fstab.${ezjail_safename}"
|
|
fi
|
|
echo ${ezjail_jailbase} ${ezjail_rootdir}/basejail nullfs ro 0 0 >> "/etc/fstab.${ezjail_safename}"
|
|
|
|
# now, where everything seems to have gone right, create control file in
|
|
# ezjails config dir
|
|
(
|
|
if [ "${ezjail_fromarchive_config}" ]; then
|
|
grep -E ^\# ${ezjail_fromarchive_config}; echo
|
|
else
|
|
echo -e "# To specify the start up order of your ezjails, use these lines to\n# create a Jail dependency tree. See rcorder(8) for more details."
|
|
echo -e "#\n# PROVIDE: standard_ezjail\n# REQUIRE: \n# BEFORE: \n#\n"
|
|
fi
|
|
echo export jail_${ezjail_safename}_hostname=\"${ezjail_hostname}\"
|
|
echo export jail_${ezjail_safename}_ip=\"${ezjail_ips}\"
|
|
echo export jail_${ezjail_safename}_rootdir=\"${ezjail_rootdir}\"
|
|
echo export jail_${ezjail_safename}_exec=\"/bin/sh /etc/rc\"
|
|
echo export jail_${ezjail_safename}_mount_enable=\"${ezjail_mount_enable}\"
|
|
echo export jail_${ezjail_safename}_devfs_enable=\"${ezjail_devfs_enable}\"
|
|
echo export jail_${ezjail_safename}_devfs_ruleset=\"devfsrules_jail\"
|
|
echo export jail_${ezjail_safename}_procfs_enable=\"${ezjail_procfs_enable}\"
|
|
echo export jail_${ezjail_safename}_fdescfs_enable=\"${ezjail_fdescfs_enable}\"
|
|
echo export jail_${ezjail_safename}_image=\"${ezjail_image}\"
|
|
echo export jail_${ezjail_safename}_imagetype=\"${ezjail_imagetype}\"
|
|
echo export jail_${ezjail_safename}_attachparams=\"${ezjail_attachparams}\"
|
|
echo export jail_${ezjail_safename}_attachblocking=\"${ezjail_attachblocking}\"
|
|
echo export jail_${ezjail_safename}_forceblocking=\"${ezjail_forceblocking}\"
|
|
echo export jail_${ezjail_safename}_zfs_datasets=\"${ezjail_zfs_datasets}\"
|
|
echo export jail_${ezjail_safename}_cpuset=\"${ezjail_cpuset}\"
|
|
echo export jail_${ezjail_safename}_fib=\"${ezjail_fib}\"
|
|
) > "${ezjail_config}"
|
|
|
|
# Final steps for flavour installation
|
|
if [ -z "${ezjail_exists}" -a "${ezjail_flavour}" ]; then
|
|
# install files and config to new jail
|
|
cd "${ezjail_flavours}/${ezjail_flavour}" && find . | cpio -p -u -v "${ezjail_rootdir}" > /dev/null
|
|
[ $? -eq 0 ] || echo "Warning: Could not fully install flavour."
|
|
|
|
# if the packages are links and not files we have to copy them now
|
|
find "${ezjail_rootdir}/pkg/" -type l -exec cp -r -f {} {}.ezjail \; -exec mv {}.ezjail {} \;
|
|
|
|
# If a config is found, make it auto run on jails startup
|
|
if [ -f "${ezjail_rootdir}/ezjail.flavour" ]; then
|
|
ln -s /ezjail.flavour "${ezjail_rootdir}/etc/rc.d/ezjail-config"
|
|
chmod 0700 "${ezjail_rootdir}/ezjail.flavour"
|
|
echo "Note: Shell scripts installed, flavourizing on jails first startup."
|
|
fi
|
|
fi
|
|
|
|
# Detach (crypto and) memory discs
|
|
detach_images keep
|
|
|
|
#
|
|
# For user convenience some scenarios commonly causing headaches are checked
|
|
#
|
|
|
|
TIFS=${IFS}; IFS=,
|
|
for ezjail_ip in ${ezjail_ips}; do
|
|
# check, whether IP is configured on a local interface, warn if it isnt
|
|
ping -c 1 -m 1 -t 1 -q ${ezjail_ip} > /dev/null
|
|
[ $? -eq 0 ] || echo "Warning: IP ${ezjail_ip} not configured on a local interface."
|
|
|
|
# check, whether some host system services do listen on the Jails IP
|
|
IFS=_
|
|
ezjail_listener=`sockstat -4 -l | grep "${ezjail_ip}:[[:digit:]]"`
|
|
[ $? -eq 0 ] && echo -e "Warning: Some services already seem to be listening on IP ${ezjail_ip}\n This may cause some confusion, here they are:\n${ezjail_listener}"
|
|
|
|
ezjail_listener=`sockstat -4 -l | grep "*:[[:digit:]]"`
|
|
[ $? -eq 0 ] && echo -e "Warning: Some services already seem to be listening on all IP, (including ${ezjail_ip})\n This may cause some confusion, here they are:\n${ezjail_listener}"
|
|
IFS=,
|
|
done
|
|
IFS=${TIFS}
|
|
|
|
[ "${ezjail_imagetype}" -a "${ezjail_imagetype}" != "zfs" ] && echo "Note: To administrate your image jail, attach it using the '${ezjail_admin} config -i attach ${ezjail_hostname}' command."
|
|
;;
|
|
######################## ezjail-admin DELETE ########################
|
|
delete)
|
|
# Clean variables, prevent polution
|
|
unset ezjail_wipeme ezjail_forcestop
|
|
|
|
shift; while getopts :wf arg; do case ${arg} in
|
|
w) ezjail_wipeme="YES";;
|
|
f) ezjail_forcestop="YES";;
|
|
?) exerr ${ezjail_usage_delete};;
|
|
esac; done; shift $(( $OPTIND - 1 ))
|
|
|
|
# we need name of jail to vanish
|
|
[ $# -eq 1 ] || exerr ${ezjail_usage_delete}
|
|
|
|
# Get all info we have on that jail
|
|
fetchjailinfo $1
|
|
|
|
# check for existence of jail in our records
|
|
[ "${ezjail_config}" ] || exerr "Error: Nothing known about jail ${ezjail_name}."
|
|
|
|
# check for an active ZFS zpool
|
|
if [ "${ezjail_imagetype}" = "zfs" ]; then
|
|
check_for_zpool
|
|
fi
|
|
|
|
if [ "${ezjail_id}" ]; then
|
|
# if jail is still running, refuse to go any further
|
|
[ "${ezjail_forcestop}" ] || exerr "Error: Jail appears to be still running.\n '${ezjail_admin} stop ${ezjail_name}' it first or use '${ezjail_admin} delete -f ${ezjail_name}' to force stop."
|
|
|
|
# This one will also exerr on failure
|
|
start_stop_jail_by_script stop
|
|
fi
|
|
|
|
if [ "${ezjail_attached}" ]; then
|
|
# if jail is attached and detach is not forced, refuse to go any further
|
|
[ "${ezjail_forcestop}" ] || exerr "Error: Jail image file ${ezjail_image} is attached as ${ezjail_device}.\n '${ezjail_admin} config -i detach ${ezjail_name}' it first, or use '${ezjail_admin} delete -f ${ezjail_name}' to force detach."
|
|
|
|
detach_images keep
|
|
|
|
# See, if it successfully detached
|
|
fetchjailinfo ${ezjail_name}
|
|
[ "${ezjail_attached}" ] && exerr "Error: Could not detach ${ezjail_name}.\n You need to detach it by hand."
|
|
fi
|
|
|
|
# now we know everything we need to let the jail be gone. remove entry
|
|
# from ezjail resource structure, delete fstab.JAILNAME
|
|
rm -f "${ezjail_config}" "/etc/fstab.${ezjail_safename}"
|
|
|
|
# if there is a soft link pointing to the jail root, remove it
|
|
[ -L "${ezjail_softlink}" ] && rm -f "${ezjail_softlink}"
|
|
|
|
# if wiping the jail was requested, remove it
|
|
if [ "${ezjail_wipeme}" ]; then
|
|
case ${ezjail_imagetype} in
|
|
simple|bde|eli)
|
|
[ "${ezjail_image}" ] && rm -f "${ezjail_image}" "${ezjail_image%.img}.device"
|
|
;;
|
|
zfs)
|
|
echo "ZFS: delete the jails ZFS"
|
|
/sbin/zfs destroy -r ${ezjail_jailzfs}/${ezjail_hostname}
|
|
;;
|
|
esac
|
|
rm -rf "${ezjail_rootdir}"
|
|
fi
|
|
|
|
;;
|
|
######################## ezjail-admin LIST ########################
|
|
list)
|
|
[ $# -eq 1 ] || exerr ${ezjail_usage_list}
|
|
unset ezjail_list
|
|
|
|
[ -d "${ezjail_prefix}/etc/ezjail/" ] && cd "${ezjail_prefix}/etc/ezjail/" && ezjail_list=`ls | xargs rcorder`
|
|
|
|
printf "%-3s %-5s %-15s %-28s %s\\n" STA JID IP Hostname "Root Directory"
|
|
echo "--- ----- --------------- ---------------------------- -------------------------"
|
|
for ezjail in ${ezjail_list}; do
|
|
fetchjailinfo ${ezjail%.norun}
|
|
case ${ezjail_imagetype} in simple) ezjail_state="I";; bde) ezjail_state="B";; eli) ezjail_state="E";; *) ezjail_state="D";; esac
|
|
if [ "${ezjail_id}" ]; then
|
|
ezjail_state="${ezjail_state}R"
|
|
else
|
|
[ "${ezjail_attached}" ] && ezjail_state="${ezjail_state}A" || ezjail_state="${ezjail_state}S"
|
|
fi
|
|
[ "${ezjail_safename}" != "${ezjail}" ] && ezjail_state="${ezjail_state}N"
|
|
|
|
TIFS=${IFS}; IFS=,; unset _multiline
|
|
for ezjail_ip in ${ezjail_ips}; do
|
|
if [ -z "${_multiline}" ]; then
|
|
printf "%-3s %-5s %-15s %-28s %s\\n" "${ezjail_state}" "${ezjail_id:-N/A}" "${ezjail_ip}" "${ezjail_hostname}" "${ezjail_rootdir}"
|
|
_multiline=yes
|
|
else
|
|
echo " ${ezjail_ip}"
|
|
fi
|
|
done
|
|
IFS=${TIFS}
|
|
done
|
|
|
|
;;
|
|
######################## ezjail-admin UPDATE ########################
|
|
setup|update)
|
|
# Clean variables, prevent polution
|
|
unset ezjail_provideports ezjail_installaction
|
|
|
|
shift; while getopts :biupPs: arg; do case ${arg} in
|
|
b) ezjail_installaction="buildworld installworld";;
|
|
i) ezjail_installaction="installworld";;
|
|
u) ezjail_installaction="freebsd-update";;
|
|
s) ezjail_sourcetree=${OPTARG};;
|
|
P) ezjail_provideports="YES"; ezjail_installaction="none";;
|
|
p) ezjail_provideports="YES";;
|
|
?) exerr ${ezjail_usage_update};;
|
|
esac; done; shift $(( ${OPTIND} - 1 ))
|
|
|
|
[ $# -eq 0 ] || exerr ${ezjail_usage_update}
|
|
|
|
# Check if some action was requested
|
|
[ "${ezjail_installaction}" ] || exerr "Error: No install action has been chosen.\n Please note that ezjails behaviour changed. Rebuilding the world no longer is default.\n Run '${ezjail_admin} update -b' to build and install a world from source or '${ezjail_admin} update -i' to install an already built world."
|
|
|
|
if [ "${ezjail_use_zfs}" = "YES" ]; then
|
|
check_for_zpool
|
|
zfs create -p -o mountpoint=${ezjail_jaildir} ${ezjail_jailzfs}
|
|
fi
|
|
|
|
if [ "${ezjail_installaction}" = "none" ]; then
|
|
# check, whether ezjail has been setup correctly. existence of
|
|
# ezjail_jailbase is our indicator
|
|
[ -d "${ezjail_jailbase}" ] || exerr "Error: base jail does not exist.\n You cannot fill base jails ports tree before creating it.\n Please run '${ezjail_admin} update' or '${ezjail_admin} install' first."
|
|
elif [ "${ezjail_installaction}" = "freebsd-update" ]; then
|
|
[ -d "${ezjail_jailbase}" ] || exerr "Error: base jail does not exist.\n You cannot update a base jail until it is created.\n Please run '${ezjail_admin} update' or '${ezjail_admin} install' first."
|
|
|
|
# If ran from cron be kind to freebsds update servers and sleep first
|
|
[ -z "$TERM" -o "$TERM" = "dumb" ] && sleep $(( ${RANDOM} % 3600 ))
|
|
if [ "${ezjail_use_zfs}" = "YES" ]; then
|
|
zfs snapshot ${ezjail_jailzfs}/basejail@`date -v -7d +"%C%y%m%d_%H:%M:%S"`
|
|
fi
|
|
freebsd-update -b ${ezjail_jailbase} fetch install
|
|
else
|
|
# Bump the user for some of the most common errors
|
|
[ -d "${ezjail_sourcetree}" ] || exerr "Error: Cannot find your copy of the FreeBSD source tree in ${ezjail_sourcetree}.\n Consider using '${ezjail_admin} install' to create the base jail from an ftp server."
|
|
[ -e "${ezjail_sourcetree}/Makefile" ] || exerr "Error: Your source tree in ${ezjail_sourcetree} seems to be incomplete (Makefile is missing)."
|
|
[ "`sysctl -n kern.securelevel`" -gt 0 ] && exerr "Error: You are running in a secure level higher than 0.\n ${ezjail_admin} will not update correctly.\n Please reboot into a lower secure level."
|
|
|
|
# Normally fulljail should be renamed by past ezjail-admin commands.
|
|
# However those may have failed
|
|
if [ "${ezjail_use_zfs}" = "YES" ]; then
|
|
echo "ZFS: manage basejail and newjail"
|
|
[ -d "${ezjail_jailfull}" ] && /sbin/zfs destroy -R "${ezjail_jailzfs}/fulljail" && rm -rf "${ezjail_jailfull}"
|
|
[ ! -d " ${ezjail_jaildir}" ] && /sbin/zfs create -p -o mountpoint=${ezjail_jaildir} ${ezjail_zfs_properties} ${ezjail_jailzfs}
|
|
/sbin/zfs create "${ezjail_jailzfs}/fulljail" || exerr "Error: Cannot create temporary Jail directory."
|
|
else
|
|
[ -d "${ezjail_jailfull}" ] && chflags -R noschg "${ezjail_jailfull}" && rm -rf "${ezjail_jailfull}"
|
|
mkdir -p "${ezjail_jailfull}" || exerr "Error: Cannot create temporary Jail directory."
|
|
fi
|
|
|
|
# make and setup our world, then split basejail and newjail
|
|
cd "${ezjail_sourcetree}" && env DESTDIR="${ezjail_jailfull}" make ${ezjail_installaction} || exerr "Error: The command 'make ${ezjail_installaction}' failed.\n Refer to the error report(s) above."
|
|
cd "${ezjail_sourcetree}/etc" && env DESTDIR="${ezjail_jailfull}" make distribution || exerr "Error: The command 'make distribution' failed.\n Refer to the error report(s) above."
|
|
ezjail_splitworld
|
|
|
|
fi # installaction="none"
|
|
|
|
# Provide a copy of ports tree in basejail
|
|
[ "${ezjail_provideports}" ] && ezjail_updateports
|
|
|
|
;;
|
|
######################## ezjail-admin INSTALL ########################
|
|
install)
|
|
# Clean variables, prevent polution
|
|
unset ezjail_release ezjail_installmanpages ezjail_installports ezjail_installsources ezjail_dir ezjail_reldir ezjail_ftpserverqueried
|
|
|
|
shift; while getopts :mMpPsSh:r: arg; do case ${arg} in
|
|
m) ezjail_installmanpages=" manpages";;
|
|
M) ezjail_installmanpages=" manpages"; unset ezjail_basesystem;;
|
|
s) ezjail_installsources=" src";;
|
|
S) ezjail_installsources=" src"; unset ezjail_basesystem;;
|
|
p) ezjail_installports="YES";;
|
|
P) ezjail_installports="YES"; unset ezjail_basesystem;;
|
|
h) ezjail_ftphost=${OPTARG};;
|
|
r) ezjail_release=${OPTARG};;
|
|
?) exerr ${ezjail_usage_install};;
|
|
esac; done; shift $(( ${OPTIND} - 1 ))
|
|
|
|
[ $# -eq 0 ] || exerr ${ezjail_usage_install}
|
|
|
|
ezjail_installarch=`uname -p`
|
|
: ${ezjail_ftphost="ftp.freebsd.org"}
|
|
ezjail_ftphost=${ezjail_ftphost#ftp://}
|
|
ezjail_dir=${ezjail_ftphost#file://}
|
|
[ "${ezjail_dir%%[!/]*}" ] || ezjail_reldir=`pwd -P`
|
|
|
|
[ "`sysctl -n kern.securelevel`" -gt 0 ] && exerr "Error: You are running in a secure level higher than 0.\n ${ezjail_admin} will not install correctly.\n Please reboot into a lower secure level."
|
|
|
|
# Check for basejail when not installing base jail
|
|
[ "${ezjail_basesystem}" -o -d "${ezjail_jailbase}" ] || exerr "Error: The basejail does not exist.\n You cannot install distribution packages before creating ezjails environment.\n Please run '${ezjail_admin} update' or '${ezjail_admin} install' using lower case parameters first."
|
|
|
|
# ftp servers normally wont provide non-RELEASE-builds
|
|
if [ -z "${ezjail_release}" -a "${ezjail_dir}" = "${ezjail_ftphost}" ]; then
|
|
ezjail_release=`uname -r`
|
|
case ${ezjail_release} in *-STABLE) ezjail_release="${ezjail_release%-STABLE}-RELEASE";; esac
|
|
if [ "${ezjail_release%-RELEASE}" = "${ezjail_release}" ]; then
|
|
echo "Your system is ${ezjail_release}. Normally FTP-servers don't provide non-RELEASE-builds."
|
|
ezjail_queryftpserver || echo "... I'll continue anyway."
|
|
echo -n "Release [ ${ezjail_release} ]: "
|
|
read ezjail_releasetmp
|
|
[ "${ezjail_releasetmp}" ] && ezjail_release=${ezjail_releasetmp}
|
|
fi
|
|
fi
|
|
|
|
# Normally fulljail should be renamed by past ezjail-admin commands.
|
|
# However those may have failed
|
|
if [ "${ezjail_use_zfs}" = "YES" ]; then
|
|
check_for_zpool
|
|
echo "ZFS: manage basejail and newjail"
|
|
[ -d "${ezjail_jailfull}" ] && /sbin/zfs destroy -R "${ezjail_jailzfs}/fulljail" && rm -rf "${ezjail_jailfull}"
|
|
[ ! -d " ${ezjail_jaildir}" ] && /sbin/zfs create -p -o mountpoint=${ezjail_jaildir} ${ezjail_jailzfs}
|
|
/sbin/zfs create -p "${ezjail_jailzfs}/fulljail" || exerr "Error: Cannot create temporary Jail directory."
|
|
else
|
|
[ -d "${ezjail_jailfull}" ] && chflags -R noschg "${ezjail_jailfull}" && rm -rf "${ezjail_jailfull}"
|
|
mkdir -p "${ezjail_jailfull}" || exerr "Error: Cannot create temporary Jail directory."
|
|
fi
|
|
DESTDIR=${ezjail_jailfull}
|
|
|
|
rm -rf "${ezjail_jailtemp}"
|
|
for pkg in ${ezjail_basesystem} ${ezjail_installmanpages} ${ezjail_installsources}; do
|
|
|
|
# The first case means, that a remote host has been specified.
|
|
if [ "${ezjail_dir}" = "${ezjail_ftphost}" ]; then
|
|
# Create and try to access temp dir
|
|
mkdir -p "${ezjail_jailtemp}" || exerr "Error: Could not create temporary base jail directory ${ezjail_jailtemp}."
|
|
cd "${ezjail_jailtemp}" || exerr "Error: Could not cd to ${ezjail_jailtemp}."
|
|
|
|
# Try all paths as stolen from sysinstall, break on success.
|
|
for ezjail_path in pub/FreeBSD/releases pub/FreeBSD/snapshot pub/FreeBSD releases snapshots NO; do
|
|
if [ "${ezjail_path}" = "NO" ]; then
|
|
echo -e "\nCould not fetch ${pkg} from ${ezjail_ftphost}.\n Maybe your release (${ezjail_release}) is specified incorrectly or the host ${ezjail_ftphost} does not provide that release build.\n Use the -r option to specify an existing release or the -h option to specify an alternative ftp server." >&2
|
|
[ "${ezjail_ftpserverqueried}" ] || ezjail_queryftpserver
|
|
exit 1
|
|
fi
|
|
ftp "${ezjail_ftphost}:${ezjail_path}/${ezjail_installarch}/${ezjail_release}/${pkg}/*" && break
|
|
done
|
|
|
|
# These actions are really ugly: sources want $1 to contain the set
|
|
# of sources to install, base asks the user if he is sure, hence the
|
|
# yes and the set -- all
|
|
[ "${pkg}" = "base" ] && echo "Ignore the next question, ezjail answers it for you."
|
|
set -- all
|
|
[ -f install.sh ] && yes | . install.sh
|
|
[ $? -eq 0 ] || exerr "Error: Package install script for ${pkg} failed."
|
|
|
|
rm -rf "${ezjail_jailtemp}"
|
|
else
|
|
cd "${ezjail_reldir}/${ezjail_dir}/${pkg}" || exerr "Error: Could not cd to ${ezjail_dir}."
|
|
set -- all
|
|
[ -f install.sh ] && yes | . install.sh
|
|
[ $? -eq 0 ] || exerr "Error: Package install script for ${pkg} failed."
|
|
fi
|
|
done
|
|
|
|
# Split basejail and newjail
|
|
[ "${ezjail_basesystem}" ] && ezjail_splitworld
|
|
|
|
# Fill ports, if requested
|
|
[ "${ezjail_installports}" ] && ezjail_updateports
|
|
|
|
;;
|
|
######################## ezjail-admin SHORTCUT ########################
|
|
*start|*stop|*startcrypto|*stopcrypto)
|
|
[ -x "${ezjail_prefix}/etc/rc.d/ezjail" ] && exec "${ezjail_prefix}/etc/rc.d/ezjail" $@
|
|
[ -x "${ezjail_prefix}/etc/rc.d/ezjail.sh" ] && exec "${ezjail_prefix}/etc/rc.d/ezjail.sh" $@
|
|
|
|
exerr "Error: Could not find ezjail's rc.d script in ${ezjail_prefix}/etc/rc.d/.\n You need to type it the long way."
|
|
;;
|
|
######################## ezjail-admin CONSOLE ########################
|
|
console)
|
|
# Clean variables, prevent polution
|
|
unset ezjail_execute ezjail_forcestart
|
|
|
|
shift; while getopts :e:f arg; do case ${arg} in
|
|
e) ezjail_execute=${OPTARG};;
|
|
f) ezjail_forcestart="YES";;
|
|
?) exerr ${ezjail_usage_console};;
|
|
esac; done; shift $(( $OPTIND - 1 ))
|
|
|
|
# we need name of jail to attach to
|
|
[ $# -eq 1 ] || exerr ${ezjail_usage_console}
|
|
|
|
# Get all info we have on that jail
|
|
fetchjailinfo $1
|
|
|
|
# check for existence of jail in our records
|
|
[ "${ezjail_config}" ] || exerr "Error: Nothing known about jail ${ezjail_name}."
|
|
|
|
# if jail is not running, we either try to force start it or fail
|
|
if [ -z "${ezjail_id}" ]; then
|
|
|
|
# If force start is requested, try that
|
|
[ "$ezjail_forcestart}" ] || exerr "Error: Jail ${ezjail_name} appears not to be running\n Start it first, or use '${ezjail_admin} console -f ${ezjail_name}' to force start."
|
|
|
|
# This one will also exerr on failure
|
|
start_stop_jail_by_script start
|
|
fi
|
|
|
|
# use the jails FIB if there is one
|
|
if [ -n "${ezjail_fib}" ]; then
|
|
_setfib="setfib -F ${ezjail_fib}"
|
|
else
|
|
_setfib=""
|
|
fi
|
|
|
|
# Try to attach to jail
|
|
[ "${ezjail_execute}" ] && exec ${_setfib} jexec ${ezjail_id} ${ezjail_execute}
|
|
|
|
exec ${_setfib} jexec ${ezjail_id} ${ezjail_default_execute}
|
|
;;
|
|
######################## ezjail-admin ARCHIVE ########################
|
|
archive)
|
|
# Clean variables, prevent polution
|
|
unset ezjail_archive ezjail_archive_tag ezjail_force ezjail_archivealljails ezjail_addfiles
|
|
|
|
shift; while getopts :Afa:d: arg; do case ${arg} in
|
|
f) ezjail_force="YES";;
|
|
a) ezjail_archive=${OPTARG};;
|
|
d) ezjail_archivedir=${OPTARG};;
|
|
A) ezjail_archivealljails="YES";;
|
|
?) exerr ${ezjail_usage_archive};;
|
|
esac; done; shift $(( ${OPTIND} - 1 ))
|
|
|
|
# Specifying no jails only is acceptable if archiving all jails
|
|
[ $# -lt 1 -a -z "${ezjail_archivealljails}" ] && exerr ${ezjail_usage_archive}
|
|
|
|
# Default archive directory to .
|
|
: ${ezjail_archivedir=`pwd -P`}
|
|
|
|
# Will not backup more than one jail per archive
|
|
[ "${ezjail_archive}" -a "${ezjail_archivealljails}" ] && exerr "Error: Must not specify an archive location for multiple archives.\n Can not archive multiple jails into one archive."
|
|
|
|
# Will not backup more than one jail per archive
|
|
[ $# -gt 1 -a "${ezjail_archive}" ] && exerr "Error: Must not specify an archive location for multiple archives.\n Can not archive multiple jails into one archive."
|
|
|
|
# Either all or only some. Decide.
|
|
[ $# -gt 0 -a "${ezjail_archivealljails}" ] && exerr "Error: Must not specify an ezjail to backup with -A.\n Please use either '${ezjail_admin} archive -A' or '${ezjail_admin} archive $*'."
|
|
|
|
# Fetch list of all ezjails
|
|
[ "${ezjail_archivealljails}" -a -d "${ezjail_prefix}/etc/ezjail/" ] && cd "${ezjail_prefix}/etc/ezjail/" && set - `ls | xargs rcorder`
|
|
|
|
for ezjail in $@; do
|
|
unset ezjail_imagesize
|
|
|
|
# Jail name mandatory
|
|
fetchjailinfo ${ezjail%.norun}
|
|
|
|
# Check for existence of jail in our records
|
|
[ "${ezjail_config}" ] || exerr "Error: Nothing known about jail ${ezjail_name}."
|
|
|
|
# If jail is still running, refuse to go any further - unless forced
|
|
if [ "${ezjail_id}" -a -z "${ezjail_force}" ]; then
|
|
echo -e "Warning: Jail ${ezjail_name} appears to be still running.\n Stop it first, or use '${ezjail_admin} archive -f ${ezjail_name}' to force archiving."
|
|
continue
|
|
fi
|
|
|
|
# Attach non-attached jails, if they can be attached non blocking
|
|
if [ "${ezjail_imagetype}" -a -z "${ezjail_attached}" ]; then
|
|
if [ "${ezjail_attachblocking}" ]; then
|
|
echo "Warning: Jail ${ezjail_name} is an image jail and can not be attached automatically."
|
|
echo " Use '${ezjail_admin} config -i attach ${ezjail_name}' to attach it first."
|
|
continue
|
|
fi
|
|
mount_images
|
|
ezjail_imagesize=-`stat -Lf %z "${ezjail_image}"`
|
|
fi
|
|
|
|
# This one goes into archive to identify jail by name and restore date
|
|
ezjail_archive_tag="${ezjail_safename}-`date +%Y%m%d%H%M.%S`"
|
|
|
|
# If no archive name was specified, make one up
|
|
[ "${ezjail_archive}" ] || ezjail_archive="${ezjail_archive_tag}.tar.gz"
|
|
|
|
# Archives need to know, where they came from. Restore by default only
|
|
# reinstalls jails on the same machine. We also warn on OS upgrades and
|
|
# processor type changes
|
|
ezjail_hostsystem_name=$( echo -n `uname -n` | tr -c '[:alnum:].' _ )
|
|
ezjail_hostsystem_version=$( echo -n `uname -r` | tr -c '[:alnum:].' _ )
|
|
ezjail_hostsystem_cpu=$( echo -n `uname -p` | tr -c '[:alnum:].' _ )
|
|
|
|
ezjail_archive_tag="${ezjail_archive_tag}-${ezjail_hostsystem_name}-${ezjail_hostsystem_version}-${ezjail_hostsystem_cpu}${ezjail_imagesize}"
|
|
|
|
# If archive location is not absolute, prepend archive directory
|
|
ezjail_makeabsolute ezjail_archive ${ezjail_archivedir}
|
|
|
|
# It's a tar archive, after all
|
|
case ${ezjail_archive} in
|
|
*.tar.gz|*.tgz|-) ;;
|
|
*) ezjail_archive="${ezjail_archive}.tar.gz";;
|
|
esac
|
|
|
|
# For stdout do specify nothing
|
|
[ "${ezjail_archive}" = "-" ] && unset ezjail_archive_opt || ezjail_archive_opt="-f ${ezjail_archive}"
|
|
|
|
[ -f "/etc/fstab.${ezjail_safename}" ] && ezjail_addfiles=/etc/fstab.${ezjail_safename}
|
|
|
|
cd "${ezjail_rootdir}" || exerr "Error: Can't cd to ${ezjail_root}."
|
|
pax -wzXt -x cpio ${ezjail_archive_opt} \
|
|
-s:"^[^\\.].*/${ezjail_safename}\$":prop.ezjail-${ezjail_archive_tag}: \
|
|
-s:"^[^\\.].*/${ezjail_safename}.norun\$":prop.ezjail-${ezjail_archive_tag}.norun: \
|
|
-s:"etc/fstab.${ezjail_safename}\$":fstab.ezjail: \
|
|
-s:"^\\.":ezjail: \
|
|
"${ezjail_config}" ${ezjail_addfiles} .
|
|
|
|
ezjail_paxresult=$?
|
|
|
|
# Detach previously attached jail
|
|
[ "${ezjail_imagesize}" ] && detach_images keep
|
|
|
|
# An error on a jail not running is bad
|
|
[ ${ezjail_paxresult} -eq 0 -o "${ezjail_force}" ] || exerr "Error: Archiving jail failed.\n You might want to check and remove ${ezjail_archive}."
|
|
|
|
# When archiving a running jail, some errors might occur
|
|
[ ${ezjail_paxresult} -eq 0 ] || echo "Warning: Archiving jail ${ezjail_name} was not completely successful. For a running jail this is not unusual."
|
|
|
|
unset ezjail_archive ezjail_archive_opt ezjail_addfiles
|
|
done
|
|
;;
|
|
####################### ezjail-admin RESTORE ########################
|
|
restore)
|
|
# Clean variables, prevent polution
|
|
unset ezjail_archivedir ezjail_safename ezjail_forcerestore
|
|
|
|
shift; while getopts :d:f arg; do case ${arg} in
|
|
d) ezjail_archivedir=${OPTARG};;
|
|
f) ezjail_forcerestore="YES";;
|
|
?) exerr ${ezjail_usage_restore};;
|
|
esac; done; shift $(( ${OPTIND} - 1 ))
|
|
|
|
[ $# -eq 0 ] && exerr ${ezjail_usage_restore}
|
|
|
|
# Default archive directory to .
|
|
: ${ezjail_archivedir=`pwd -P`}
|
|
|
|
for ezjail_fromarchive in $@; do
|
|
unset ezjail_safename ezjail_imagedata ezjail_nameprop
|
|
|
|
# if archive location is absolute and doesn't exist, fail
|
|
[ "${ezjail_fromarchive%%[!/]*}" -a ! -f "${ezjail_fromarchive}" ] && exerr "Error: Archive ${ezjail_fromarchive} not found."
|
|
if [ -z "${ezjail_fromarchive%%[!/]*}" ]; then
|
|
# Try archive location
|
|
if [ -r "${ezjail_archivedir}/${ezjail_fromarchive}" ]; then
|
|
ezjail_fromarchive="${ezjail_archivedir}/${ezjail_fromarchive}"
|
|
else
|
|
# If archive is not found, try guessing by jail name
|
|
ezjail_safename=`echo -n "${ezjail_fromarchive}" | tr -c '[:alnum:]' _`
|
|
unset ezjail_fromarchive
|
|
for ezjail_archive in "${ezjail_archivedir}/${ezjail_safename}"*; do
|
|
[ -z "${ezjail_fromarchive}" -a -f "${ezjail_archive}" ] && ezjail_fromarchive=${ezjail_archive}
|
|
[ "${ezjail_archive}" -nt "${ezjail_fromarchive}" ] && ezjail_fromarchive=${ezjail_archive}
|
|
done
|
|
[ -f "${ezjail_fromarchive}" ] || exerr "Error: No archive for pattern ${ezjail_safename} can be found."
|
|
fi
|
|
fi
|
|
|
|
# We want to parse some content from archive. In order to reduce
|
|
# security implication this may have, we check owner and permission.
|
|
#
|
|
# However, this does not protect against admins transporting
|
|
# archives over insecure lines over the net.
|
|
[ `stat -f %u "${ezjail_fromarchive}"` -eq 0 ] || exerr "Error: Insecure ownership of archive ${ezjail_fromarchive}.\n Please check the file and chown it to root if you trust its source."
|
|
[ $(( `stat -f %OLp "${ezjail_fromarchive}"` & 0022 )) -eq 0 ] || exerr "Error: Insecure permissions for archive ${ezjail_fromarchive}.\n Please check the file and fix permission (chmod og-w) if you trust its source."
|
|
|
|
ezjail_nameprop=`pax -zn -f ${ezjail_fromarchive} prop.ezjail-\*`
|
|
[ $? -eq 0 -a "${ezjail_nameprop}" ] || exerr "Error: File ${ezjail_fromarchive} is not an ezjail archive."
|
|
|
|
# Figure out, what jail and jail enviroment archive claims to contain
|
|
TIFS=${IFS}; IFS=-; set - ${ezjail_nameprop}
|
|
ezjail_nameprop_safename=$2 ezjail_nameprop_hsname=$4 ezjail_nameprop_hsversion=$5 ezjail_nameprop_hscpu=$6 ezjail_nameprop_imgagesize=$7
|
|
IFS=${TIFS}
|
|
|
|
# Figure out current system environment
|
|
ezjail_hsname=$( echo -n `uname -n` | tr -c '[:alnum:].' _ )
|
|
ezjail_hsversion=$( echo -n `uname -r` | tr -c '[:alnum:].' _ )
|
|
ezjail_hscpu=$( echo -n `uname -p` | tr -c '[:alnum:].' _ )
|
|
|
|
# Catch all errors that will likely create a broken backup
|
|
[ "${ezjail_safename}" -a "${ezjail_safename}" != "${ezjail_nameprop_safename}" ] && exerr "Error: Archive name ${ezjail_fromarchive} does not match archived jail ${ezjail_nameprop_safename}."
|
|
[ "${ezjail_hsname}" != "${ezjail_nameprop_hsname}" -a -z "${ezjail_forcerestore}" ] && exerr "Error: Archive was created on host named ${ezjail_nameprop_hsname}.\n Consider using '${ezjail_admin} create -a ${ezjail_fromarchive}' when migrating ezjails, or '${ezjail_admin} restore -f ${ezjail_fromarchive}' to force restore."
|
|
[ "${ezjail_hscpu}" != "${ezjail_nameprop_hscpu}" -a -z "${ezjail_forcerestore}" ] && exerr "Error: Archive was created on a different CPU. Can not restore.\n Consider using '${ezjail_admin} create -a ${ezjail_fromarchive}' when migrating ezjails, or '${ezjail_admin} restore -f ${ezjail_fromarchive}' to force restore."
|
|
|
|
# Save config to tempfile and source it
|
|
ezjail_config=`mktemp /tmp/ezjail.prop.XXXXXXXX`
|
|
[ $? -ne 0 ] && exerr "Error: Can't create temporary file."
|
|
pax -rzn -s:${ezjail_nameprop}:${ezjail_config}: -f ${ezjail_fromarchive} ${ezjail_nameprop}
|
|
fetchjailinfo ${ezjail_safename} ${ezjail_config}
|
|
|
|
# Now all parameters are here, invoke ezjail-admin create
|
|
[ "${ezjail_rootdir}" -a "${ezjail_ips}" -a "${ezjail_hostname}" ] || exerr "Error: Archive does not contain a valid ezjail properties file.\n Some jails properties are missing."
|
|
[ "${ezjail_imagetype}" ] && ezjail_imagedata="-c ${ezjail_imagetype} -C '${ezjail_attachparams}' -s ${ezjail_nameprop_imgagesize}"
|
|
|
|
$0 create -a "${ezjail_fromarchive}" -A "${ezjail_config}" ${ezjail_imagedata} -r "${ezjail_rootdir}" "${ezjail_hostname}" "${ezjail_ips}" || exerr "Error: Create failed."
|
|
rm -f "${ezjail_config}"
|
|
|
|
done
|
|
;;
|
|
######################## ezjail-admin CONFIG ########################
|
|
config)
|
|
# Clean variables, prevent polution
|
|
unset ezjail_setrunnable ezjail_imageaction ezjail_new_name ezjail_new_zfs_datasets ezjail_new_cpuset ezjail_new_fib
|
|
|
|
shift; while getopts :r:i:n:z:c:f: arg; do case ${arg} in
|
|
i) ezjail_imageaction=${OPTARG};;
|
|
r) ezjail_setrunnable=${OPTARG};;
|
|
n) ezjail_new_name=${OPTARG};;
|
|
z) ezjail_new_zfs_datasets=${OPTARG};;
|
|
c) ezjail_new_cpuset=${OPTARG};;
|
|
f) ezjail_new_fib=${OPTARG};;
|
|
?) exerr ${ezjail_usage_config};;
|
|
esac; done; shift $(( ${OPTIND} - 1 ))
|
|
|
|
[ $# -eq 1 ] || exerr ${ezjail_usage_config}
|
|
|
|
# Jail name mandatory
|
|
fetchjailinfo $1
|
|
|
|
# check for existence of jail in our records
|
|
[ "${ezjail_config}" ] || exerr "Error: Nothing known about jail ${ezjail_name}."
|
|
|
|
# Nothing to be configured?
|
|
[ "${ezjail_setrunnable}" -o "${ezjail_new_name}" -o "${ezjail_imageaction}" -o "${ezjail_new_zfs_datasets}" -o "${ezjail_new_cpuset}" -o "${ezjail_new_fib}" ] || echo "Warning: No config option specified."
|
|
|
|
# Do we want a new name for our jail?
|
|
if [ "${ezjail_new_name}" ]; then
|
|
# if jail is still running, refuse to go any further
|
|
[ "${ezjail_id}" ] && exerr "Error: Jail appears to be still running.\n '${ezjail_admin} stop ${ezjail_name}' it first ."
|
|
|
|
# Cannot rename an attached jail
|
|
[ "${ezjail_attached}" ] && exerr "Error: Jail image file ${ezjail_image} is attached as ${ezjail_device}.\n '${ezjail_admin} config -i detach ${ezjail_name}' it first."
|
|
|
|
# The new values for the jail
|
|
ezjail_new_hostname=`echo -n ${ezjail_new_name} | tr '/~' '__'`
|
|
ezjail_new_safename=`echo -n "${ezjail_new_name}" | tr -c '[:alnum:]' _`
|
|
ezjail_new_rootdir=`dirname -- ${ezjail_rootdir}`/${ezjail_new_hostname}
|
|
ezjail_new_config="${ezjail_jailcfgs}/${ezjail_new_safename}"
|
|
[ "${ezjail_config}" = "${ezjail_config%.norun}" ] || ezjail_new_config="${ezjail_jailcfgs}/${ezjail_new_safename}.norun"
|
|
ezjail_new_softlink=${ezjail_jaildir}/`basename -- "${ezjail_new_rootdir}"`
|
|
|
|
# those are just copied
|
|
eval ezjail_new_ip=\"\$jail_${ezjail_safename}_ip\"
|
|
eval ezjail_new_exec=\"\$jail_${ezjail_safename}_exec\"
|
|
eval ezjail_new_mount_enable=\"\$jail_${ezjail_safename}_mount_enable\"
|
|
eval ezjail_new_devfs_enable=\"\$jail_${ezjail_safename}_devfs_enable\"
|
|
eval ezjail_new_devfs_ruleset=\"\$jail_${ezjail_safename}_devfs_ruleset\"
|
|
eval ezjail_new_procfs_enable=\"\$jail_${ezjail_safename}_devfs_enable\"
|
|
eval ezjail_new_fdescfs_enable=\"\$jail_${ezjail_safename}_fdescfs_enable\"
|
|
eval ezjail_new_attachparams=\"\$jail_${ezjail_safename}_attachparams\"
|
|
eval ezjail_new_attachblocking=\"\$jail_${ezjail_safename}_attachblocking\"
|
|
eval ezjail_new_forceblocking=\"\$jail_${ezjail_safename}_forceblocking\"
|
|
eval ezjail_new_imagetype=\"\$jail_${ezjail_safename}_imagetype\"
|
|
eval ezjail_new_zfs_datasets=\"\$jail_${ezjail_safename}_zfs_datasets\"
|
|
eval ezjail_new_cpuset=\"\$jail_${ezjail_safename}_cpuset\"
|
|
eval ezjail_new_fib=\"\$jail_${ezjail_safename}_fib\"
|
|
|
|
# This scenario really will only lead to real troubles in the 'fulljail'
|
|
# case, but I should still explain this to the user and not claim that
|
|
# "an ezjail would already exist"
|
|
case ${ezjail_new_hostname} in basejail|newjail|fulljail|flavours|ezjailtemp) exerr "Error: ezjail needs the ${ezjail_new_hostname} directory for its own administrative purposes.\n Please chose another name.";; esac
|
|
|
|
# jail names may lead to identical configs, eg. foo.bar.com == foo-bar.com
|
|
# so check, whether we might be running into problems
|
|
[ -e "${ezjail_new_config}" -o -e "${ezjail_new_config}.norun" ] && exerr "Error: An ezjail config already exists at ${ezjail_new_config}.\n Please chose another name."
|
|
|
|
# since we just used the old rootdir prefix and added the new hostname,
|
|
# we might end up at an existing directory
|
|
[ -e "${ezjail_new_rootdir}" ] && exerr "Error: An object already exists at ${ezjail_new_rootdir}, cant rename."
|
|
|
|
# prevent trouble with creating our softlink
|
|
[ -L "${ezjail_softlink}" -a -e "${ezjail_new_softlink}" ] && exerr "Error: An object already exists at ${ezjail_new_softlink}, cant create softlink there."
|
|
|
|
# need to rename the image?
|
|
if [ "${ezjail_image}" ]; then
|
|
# Do we have an auto generated image name?
|
|
if [ "${ezjail_rootdir}.img" = "${ezjail_image}" ]; then
|
|
ezjail_new_image="${ezjail_new_rootdir}.img"
|
|
[ -e "${ezjail_new_image}" ] && exerr "Error: An object already exists at ${ezjail_new_image}, cant rename image."
|
|
mv "${ezjail_image}" "${ezjail_new_image}"
|
|
else
|
|
ezjail_new_image=${ezjail_image}
|
|
echo "Warning: Image file for jail ${ezjail_name} remains ${ezjail_image}, as it was not auto generated"
|
|
fi
|
|
else
|
|
unset ezjail_new_image
|
|
fi
|
|
|
|
# ZFS: using the zfs rename feature to rename the filesystem, remounting is done by ZFS
|
|
[ "${ezjail_imagetype}" = "zfs" ] && zfs rename ${ezjail_jailzfs}/${ezjail_hostname} ${ezjail_jailzfs}/${ezjail_new_hostname}
|
|
|
|
# adjust softlink
|
|
if [ -L "${ezjail_softlink}" ]; then
|
|
rm -f "${ezjail_softlink}"
|
|
ln -s "${ezjail_new_rootdir}" "${ezjail_new_softlink}"
|
|
fi
|
|
|
|
# rename rootdir
|
|
if [ ! "${ezjail_imagetype}" = "zfs" ]; then
|
|
mv "${ezjail_rootdir}" "${ezjail_new_rootdir}"
|
|
fi
|
|
|
|
# rename fstab
|
|
echo -n > "/etc/fstab.${ezjail_new_safename}"
|
|
[ "${ezjail_new_imagetype}" ] && \
|
|
echo ${ezjail_new_rootdir}.device ${ezjail_new_rootdir} ufs rw 0 0 >> "/etc/fstab.${ezjail_new_safename}"
|
|
echo ${ezjail_jailbase} ${ezjail_new_rootdir}/basejail nullfs ro 0 0 >> "/etc/fstab.${ezjail_new_safename}"
|
|
rm -f "/etc/fstab.${ezjail_safename}"
|
|
|
|
# rename config file, preserve comments
|
|
(
|
|
grep -e ^\# "${ezjail_config}"
|
|
echo
|
|
echo export jail_${ezjail_new_safename}_hostname=\"${ezjail_new_hostname}\"
|
|
echo export jail_${ezjail_new_safename}_ip=\"${ezjail_new_ip}\"
|
|
echo export jail_${ezjail_new_safename}_rootdir=\"${ezjail_new_rootdir}\"
|
|
echo export jail_${ezjail_new_safename}_exec=\"${ezjail_new_exec}\"
|
|
echo export jail_${ezjail_new_safename}_mount_enable=\"${ezjail_new_mount_enable}\"
|
|
echo export jail_${ezjail_new_safename}_devfs_enable=\"${ezjail_new_devfs_enable}\"
|
|
echo export jail_${ezjail_new_safename}_devfs_ruleset=\"${ezjail_new_devfs_ruleset}\"
|
|
echo export jail_${ezjail_new_safename}_procfs_enable=\"${ezjail_new_procfs_enable}\"
|
|
echo export jail_${ezjail_new_safename}_fdescfs_enable=\"${ezjail_new_fdescfs_enable}\"
|
|
echo export jail_${ezjail_new_safename}_image=\"${ezjail_new_image}\"
|
|
echo export jail_${ezjail_new_safename}_imagetype=\"${ezjail_new_imagetype}\"
|
|
echo export jail_${ezjail_new_safename}_attachparams=\"${ezjail_new_attachparams}\"
|
|
echo export jail_${ezjail_new_safename}_attachblocking=\"${ezjail_new_attachblocking}\"
|
|
echo export jail_${ezjail_new_safename}_forceblocking=\"${ezjail_new_forceblocking}\"
|
|
echo export jail_${ezjail_new_safename}_zfs_datasets=\"${ezjail_new_zfs_datasets}\"
|
|
echo export jail_${ezjail_new_safename}_cpuset=\"${ezjail_new_cpuset}\"
|
|
echo export jail_${ezjail_new_safename}_fib=\"${ezjail_new_fib}\"
|
|
) > "${ezjail_new_config}"
|
|
|
|
# remove old config
|
|
rm -f "${ezjail_config}"
|
|
|
|
# usually that doesnt go smoothly, but the user wanted it
|
|
# that way ;)
|
|
echo "Jail has been renamed. You might want to check ${ezjail_new_config} and /etc/fstab.${ezjail_new_safename} to ensure everything has gone smoothly."
|
|
echo "Also check settings in your Jail's /etc/ directory (especially /etc/rc.conf)."
|
|
|
|
# reread config
|
|
fetchjailinfo ${ezjail_new_safename}
|
|
fi
|
|
|
|
if [ "${ezjail_new_zfs_datasets}" ]; then
|
|
# if jail is still running, refuse to go any further
|
|
[ "${ezjail_id}" ] && exerr "Error: Jail appears to be still running.\n '${ezjail_admin} stop ${ezjail_name}' it first ."
|
|
|
|
# write new config file, preserve comments
|
|
(
|
|
grep -e ^\# "${ezjail_config}"
|
|
echo
|
|
echo export jail_${ezjail_safename}_hostname=\"${ezjail_hostname}\"
|
|
echo export jail_${ezjail_safename}_ip=\"${ezjail_ips}\"
|
|
echo export jail_${ezjail_safename}_rootdir=\"${ezjail_rootdir}\"
|
|
echo export jail_${ezjail_safename}_exec=\"${ezjail_exec}\"
|
|
echo export jail_${ezjail_safename}_mount_enable=\"${ezjail_mount_enable}\"
|
|
echo export jail_${ezjail_safename}_devfs_enable=\"${ezjail_devfs_enable}\"
|
|
echo export jail_${ezjail_safename}_devfs_ruleset=\"${ezjail_devfs_ruleset}\"
|
|
echo export jail_${ezjail_safename}_procfs_enable=\"${ezjail_procfs_enable}\"
|
|
echo export jail_${ezjail_safename}_fdescfs_enable=\"${ezjail_fdescfs_enable}\"
|
|
echo export jail_${ezjail_safename}_image=\"${ezjail_image}\"
|
|
echo export jail_${ezjail_safename}_imagetype=\"${ezjail_imagetype}\"
|
|
echo export jail_${ezjail_safename}_attachparams=\"${ezjail_attachparams}\"
|
|
echo export jail_${ezjail_safename}_attachblocking=\"${ezjail_attachblocking}\"
|
|
echo export jail_${ezjail_safename}_forceblocking=\"${ezjail_forceblocking}\"
|
|
echo export jail_${ezjail_safename}_zfs_datasets=\"${ezjail_new_zfs_datasets}\"
|
|
echo export jail_${ezjail_safename}_cpuset=\"${ezjail_cpuset}\"
|
|
echo export jail_${ezjail_safename}_fib=\"${ezjail_fib}\"
|
|
) > "${ezjail_config}_"
|
|
mv "${ezjail_config}_" "${ezjail_config}"
|
|
fi
|
|
|
|
if [ "${ezjail_new_cpuset}" ]; then
|
|
# configure the new cpuset if the jail is currently running
|
|
[ "${ezjail_id}" ] && /usr/bin/cpuset -l ${ezjail_new_cpuset} -j ${ezjail_id} || exerr "Error: The defined cpuset is malformed"
|
|
|
|
# write new config file, preserve comments
|
|
(
|
|
grep -e ^\# "${ezjail_config}"
|
|
echo
|
|
echo export jail_${ezjail_safename}_hostname=\"${ezjail_hostname}\"
|
|
echo export jail_${ezjail_safename}_ip=\"${ezjail_ips}\"
|
|
echo export jail_${ezjail_safename}_rootdir=\"${ezjail_rootdir}\"
|
|
echo export jail_${ezjail_safename}_exec=\"${ezjail_exec}\"
|
|
echo export jail_${ezjail_safename}_mount_enable=\"${ezjail_mount_enable}\"
|
|
echo export jail_${ezjail_safename}_devfs_enable=\"${ezjail_devfs_enable}\"
|
|
echo export jail_${ezjail_safename}_devfs_ruleset=\"${ezjail_devfs_ruleset}\"
|
|
echo export jail_${ezjail_safename}_procfs_enable=\"${ezjail_procfs_enable}\"
|
|
echo export jail_${ezjail_safename}_fdescfs_enable=\"${ezjail_fdescfs_enable}\"
|
|
echo export jail_${ezjail_safename}_image=\"${ezjail_image}\"
|
|
echo export jail_${ezjail_safename}_imagetype=\"${ezjail_imagetype}\"
|
|
echo export jail_${ezjail_safename}_attachparams=\"${ezjail_attachparams}\"
|
|
echo export jail_${ezjail_safename}_attachblocking=\"${ezjail_attachblocking}\"
|
|
echo export jail_${ezjail_safename}_forceblocking=\"${ezjail_forceblocking}\"
|
|
echo export jail_${ezjail_safename}_zfs_datasets=\"${ezjail_zfs_datasets}\"
|
|
echo export jail_${ezjail_safename}_cpuset=\"${ezjail_new_cpuset}\"
|
|
echo export jail_${ezjail_safename}_fib=\"${ezjail_fib}\"
|
|
) > "${ezjail_config}_"
|
|
mv "${ezjail_config}_" "${ezjail_config}"
|
|
|
|
fi
|
|
|
|
if [ "${ezjail_new_fib}" ]; then
|
|
# if jail is still running, refuse to go any further
|
|
[ "${ezjail_id}" ] && exerr "Error: Jail appears to be still running.\n '${ezjail_admin} stop ${ezjail_name}' it first ."
|
|
[ "${ezjail_new_fib}" -ge "0" ] || exerr "Error: fib number has to be an integer."
|
|
|
|
# write new config file, preserve comments
|
|
(
|
|
grep -e ^\# "${ezjail_config}"
|
|
echo
|
|
echo export jail_${ezjail_safename}_hostname=\"${ezjail_hostname}\"
|
|
echo export jail_${ezjail_safename}_ip=\"${ezjail_ips}\"
|
|
echo export jail_${ezjail_safename}_rootdir=\"${ezjail_rootdir}\"
|
|
echo export jail_${ezjail_safename}_exec=\"${ezjail_exec}\"
|
|
echo export jail_${ezjail_safename}_mount_enable=\"${ezjail_mount_enable}\"
|
|
echo export jail_${ezjail_safename}_devfs_enable=\"${ezjail_devfs_enable}\"
|
|
echo export jail_${ezjail_safename}_devfs_ruleset=\"${ezjail_devfs_ruleset}\"
|
|
echo export jail_${ezjail_safename}_procfs_enable=\"${ezjail_procfs_enable}\"
|
|
echo export jail_${ezjail_safename}_fdescfs_enable=\"${ezjail_fdescfs_enable}\"
|
|
echo export jail_${ezjail_safename}_image=\"${ezjail_image}\"
|
|
echo export jail_${ezjail_safename}_imagetype=\"${ezjail_imagetype}\"
|
|
echo export jail_${ezjail_safename}_attachparams=\"${ezjail_attachparams}\"
|
|
echo export jail_${ezjail_safename}_attachblocking=\"${ezjail_attachblocking}\"
|
|
echo export jail_${ezjail_safename}_forceblocking=\"${ezjail_forceblocking}\"
|
|
echo export jail_${ezjail_safename}_zfs_datasets=\"${ezjail_zfs_datasets}\"
|
|
echo export jail_${ezjail_safename}_cpuset=\"${ezjail_cpuset}\"
|
|
echo export jail_${ezjail_safename}_fib=\"${ezjail_new_fib}\"
|
|
) > "${ezjail_config}_"
|
|
mv "${ezjail_config}_" "${ezjail_config}"
|
|
|
|
fi
|
|
|
|
|
|
case "${ezjail_setrunnable}" in
|
|
run) [ "${ezjail_config}" = "${ezjail_config%.norun}" ] || mv "${ezjail_config}" "${ezjail_config%.norun}";;
|
|
norun) [ "${ezjail_config}" = "${ezjail_config%.norun}" ] && mv "${ezjail_config}" "${ezjail_config}.norun" ;;
|
|
esac
|
|
|
|
[ "${ezjail_imageaction}" -a -z "${ezjail_image}" ] && exerr "Error: Jail ${ezjail_name} not an image jail."
|
|
|
|
case "${ezjail_imageaction}" in
|
|
attach)
|
|
# Check, if image already attached
|
|
[ "${ezjail_attached}" ] && exerr "Error: Jail image file ${ezjail_image} already attached as ${ezjail_device}."
|
|
|
|
# Actually, just "attaching" is not enough, we need to mount
|
|
mount_images
|
|
;;
|
|
detach)
|
|
# Check, if image really attached or running
|
|
[ "${ezjail_id}" ] && exerr "Error: Jail ${ezjail_name} still running\n Can not detach.\n '${ezjail_admin} stop ${ezjail_name}' it first."
|
|
[ "${ezjail_attached}" ] || exerr "Error: Jail image file ${ezjail_name} is not attached."
|
|
|
|
# Unmount/detach everything
|
|
detach_images keep
|
|
;;
|
|
fsck)
|
|
# Check, if image already attached
|
|
[ "${ezjail_attached}" ] && exerr "Error: Jail image file ${ezjail_image} already attached as ${ezjail_device}."
|
|
rm -f "${ezjail_devicelink}"
|
|
|
|
# Attach images by type
|
|
attach_images
|
|
|
|
# Clean image
|
|
fsck -t ufs "/dev/${ezjail_device}"
|
|
|
|
# Detach images by type
|
|
detach_images keep
|
|
;;
|
|
esac
|
|
;;
|
|
*)
|
|
exerr "${ezjail_usage_ezjailadmin}"
|
|
;;
|
|
esac
|