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Allow a jail to be started with a specific route fib.
Reviewed by: secteam (simon) Reviewed by: brooks, bz
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parent
4d423c805b
commit
51e1463035
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=183100
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@ -621,6 +621,7 @@ jail_sysvipc_allow="NO" # Allow SystemV IPC use from within a jail
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#jail_example_hostname="default.domain.com" # Jail's hostname
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#jail_example_hostname="default.domain.com" # Jail's hostname
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#jail_example_ip="192.168.0.10" # Jail's IP number
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#jail_example_ip="192.168.0.10" # Jail's IP number
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#jail_example_interface="" # Interface to create the IP alias on
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#jail_example_interface="" # Interface to create the IP alias on
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#jail_example_fib="0" # routing table for setfib(1)
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#jail_example_exec_start="/bin/sh /etc/rc" # command to execute in jail for starting
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#jail_example_exec_start="/bin/sh /etc/rc" # command to execute in jail for starting
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#jail_example_exec_afterstart0="/bin/sh command" # command to execute after the one for
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#jail_example_exec_afterstart0="/bin/sh command" # command to execute after the one for
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# starting the jail. More than one can be
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# starting the jail. More than one can be
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@ -83,6 +83,7 @@ init_variables()
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[ -z "${_flags}" ] && _flags="-l -U root"
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[ -z "${_flags}" ] && _flags="-l -U root"
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eval _consolelog=\"\${jail_${_j}_consolelog:-${jail_consolelog}}\"
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eval _consolelog=\"\${jail_${_j}_consolelog:-${jail_consolelog}}\"
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[ -z "${_consolelog}" ] && _consolelog="/var/log/jail_${_j}_console.log"
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[ -z "${_consolelog}" ] && _consolelog="/var/log/jail_${_j}_console.log"
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eval _fib=\"\${jail_${_j}_fib:-${jail_fib}}\"
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# Debugging aid
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# Debugging aid
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#
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#
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@ -93,6 +94,7 @@ init_variables()
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debug "$_j hostname: $_hostname"
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debug "$_j hostname: $_hostname"
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debug "$_j ip: $_ip"
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debug "$_j ip: $_ip"
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debug "$_j interface: $_interface"
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debug "$_j interface: $_interface"
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debug "$_j fib: $_fib"
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debug "$_j root: $_rootdir"
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debug "$_j root: $_rootdir"
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debug "$_j devdir: $_devdir"
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debug "$_j devdir: $_devdir"
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debug "$_j fdescdir: $_fdescdir"
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debug "$_j fdescdir: $_fdescdir"
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@ -297,6 +299,11 @@ jail_start()
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if [ -n "${_interface}" ]; then
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if [ -n "${_interface}" ]; then
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ifconfig ${_interface} alias ${_ip} netmask 255.255.255.255
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ifconfig ${_interface} alias ${_ip} netmask 255.255.255.255
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fi
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fi
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if [ -n "${_fib}" ]; then
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_setfib="setfib -F '${_fib}'"
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else
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_setfib=""
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fi
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if checkyesno _mount; then
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if checkyesno _mount; then
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info "Mounting fstab for jail ${_jail} (${_fstab})"
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info "Mounting fstab for jail ${_jail} (${_fstab})"
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if [ ! -f "${_fstab}" ]; then
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if [ ! -f "${_fstab}" ]; then
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@ -350,7 +357,7 @@ jail_start()
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fi
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fi
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fi
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fi
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_tmp_jail=${_tmp_dir}/jail.$$
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_tmp_jail=${_tmp_dir}/jail.$$
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eval jail ${_flags} -i ${_rootdir} ${_hostname} \
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eval ${_setfib} jail ${_flags} -i ${_rootdir} ${_hostname} \
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${_ip} ${_exec_start} > ${_tmp_jail} 2>&1
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${_ip} ${_exec_start} > ${_tmp_jail} 2>&1
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if [ "$?" -eq 0 ] ; then
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if [ "$?" -eq 0 ] ; then
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@ -24,7 +24,7 @@
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.\"
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.\"
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.\" $FreeBSD$
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.\" $FreeBSD$
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.\"
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.\"
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.Dd June 21, 2008
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.Dd September 16, 2008
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.Dt RC.CONF 5
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.Dt RC.CONF 5
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.Os
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.Os
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.Sh NAME
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.Sh NAME
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@ -3450,6 +3450,11 @@ These are flags to pass to
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Unset by default.
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Unset by default.
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When set, sets the interface to use when setting IP address alias.
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When set, sets the interface to use when setting IP address alias.
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Note that the alias is created at jail startup and removed at jail shutdown.
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Note that the alias is created at jail startup and removed at jail shutdown.
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.It Va jail_ Ns Ao Ar jname Ac Ns Va _fib
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.Pq Vt str
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Unset by default.
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When set, the jail is started with the specified routing table via
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.Xr setfib 1 .
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.It Va jail_ Ns Ao Ar jname Ac Ns Va _fstab
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.It Va jail_ Ns Ao Ar jname Ac Ns Va _fstab
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.Pq Vt str
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.Pq Vt str
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Set to
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Set to
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