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mail-toaster.sh
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#!/bin/sh
# bump version when a change in this file effects provision scripts
mt6_version() { echo "20241019"; }
dec_to_hex() { printf '%04x\n' "$1"; }
get_random_ip6net()
{
# shellcheck disable=2039
local RAND16
RAND16=$(od -t uI -N 2 /dev/urandom | awk '{print $2}')
echo "fd7a:e5cd:1fc1:$(dec_to_hex "$RAND16"):dead:beef:cafe"
}
tell_status()
{
echo; echo " *** $1 ***"; echo
if [ -t 0 ]; then sleep 1; fi
}
store_config()
{
# $1 - path to config file, $2 - overwrite, STDIN is file contents
local _overwrite=${2:-""}
if [ ! -d "$(dirname $1)" ]; then
tell_status "creating $(dirname $1)"
mkdir -p "$(dirname $1)"
fi
cat - > "$1.mt6"
if [ ! -f "$1" ] || [ "$_overwrite" = "overwrite" ]; then
tell_status "installing $1"
cp "$1.mt6" "$1"
else
tell_status "preserving $1"
fi
}
create_default_config()
{
local _HOSTNAME
local _EMAIL_DOMAIN
local _ORGNAME
if [ -t 0 ] && [ "$(uname)" = 'FreeBSD' ]; then
echo "editing prefs"
_HOSTNAME=$(dialog --stdout --nocancel --backtitle "mail-toaster.sh" --title TOASTER_HOSTNAME --inputbox "the hostname of this [virtual] machine" 8 70 "mail.example.com")
_EMAIL_DOMAIN=$(dialog --stdout --nocancel --backtitle "mail-toaster.sh" --title TOASTER_MAIL_DOMAIN --inputbox "the primary email domain" 8 70 "example.com")
_ORGNAME=$(dialog --stdout --nocancel --backtitle "mail-toaster.sh" --title TOASTER_ORG_NAME --inputbox "the name of your organization" 8 70 "Email Inc")
fi
# for dev/test environs where dialog doesn't exist
if [ -z "$_HOSTNAME" ]; then _HOSTNAME=$(hostname); fi
if [ -z "$_EMAIL_DOMAIN" ]; then _EMAIL_DOMAIN=$(hostname); fi
if [ -z "$_ORGNAME" ]; then _ORGNAME="Sparky the Toaster"; fi
echo "creating mail-toaster.conf with defaults"
store_config mail-toaster.conf <<EO_MT_CONF
export TOASTER_ORG_NAME="$_ORGNAME"
export TOASTER_HOSTNAME="$_HOSTNAME"
export TOASTER_MAIL_DOMAIN="$_EMAIL_DOMAIN"
export TOASTER_ADMIN_EMAIL="postmaster@${_EMAIL_DOMAIN}"
export TOASTER_SRC_URL="https://raw.githubusercontent.com/msimerson/Mail-Toaster-6/master"
# If your hosts public facing IP(s) are not bound to a local interface, configure it here.
# Haraka determines it at runtime (with STUN) but the DNS configuration cannot
export PUBLIC_IP4=""
export PUBLIC_IP6=""
export JAIL_NET_PREFIX="172.16.15"
export JAIL_NET_MASK="/12"
export JAIL_NET_INTERFACE="lo1"
export JAIL_NET6="$(get_random_ip6net)"
export ZFS_VOL="zroot"
export ZFS_JAIL_MNT="/jails"
export ZFS_DATA_MNT="/data"
export TOASTER_EDITOR="vim"
export TOASTER_EDITOR_PORT="vim-tiny"
export TOASTER_MSA="haraka"
export TOASTER_MYSQL="1"
export TOASTER_MYSQL_PASS=""
export TOASTER_NRPE=""
export TOASTER_PKG_AUDIT="0"
export TOASTER_PKG_BRANCH="latest"
export TOASTER_USE_TMPFS="0"
export TOASTER_VPOPMAIL_CLEAR="1"
export TOASTER_VPOPMAIL_EXT="0"
export TOASTER_WEBMAIL_PROXY="haproxy"
export CLAMAV_FANGFRISCH="0"
export GEOIP_UPDATER="geoipupdate"
export MAXMIND_ACCOUNT_ID=""
export MAXMIND_LICENSE_KEY=""
export ROUNDCUBE_SQL="0"
export ROUNDCUBE_DEFAULT_HOST=""
export ROUNDCUBE_PRODUCT_NAME="Roundcube Webmail"
export ROUNDCUBE_ATTACHMENT_SIZE_MB="25"
EO_MT_CONF
chmod 600 mail-toaster.conf
}
config()
{
if [ ! -f "mail-toaster.conf" ]; then
create_default_config
fi
local _mode; _mode=$(stat -f "%OLp" mail-toaster.conf)
if [ "$_mode" -ne 600 ]; then
echo "tightening permissions on mail-toaster.conf"
chmod 600 mail-toaster.conf
fi
echo "loading mail-toaster.conf"
# shellcheck disable=SC1091,SC2039
. mail-toaster.conf
}
mt6-update()
{
fetch "$TOASTER_SRC_URL/mail-toaster.sh"
# shellcheck disable=SC1091
. mail-toaster.sh
}
mt6_version_check()
{
if [ "$(uname)" != 'FreeBSD' ]; then return; fi
if [ -d ".git" ]; then echo "v: $(mt6_version)"; return; fi
local _github
_github=$(fetch -o - -q "$TOASTER_SRC_URL/mail-toaster.sh" | grep '^mt6_version(' | cut -f2 -d'"')
if [ -z "$_github" ]; then
echo "v: <failed lookup>"
return
else
echo "v: $_github"
fi
local _this
_this="$(mt6_version)";
if [ -n "$_this" ] && [ "$_this" -lt "$_github" ]; then
echo "NOTICE: updating mail-toaster.sh"
mt6-update
fi
}
export TOASTER_SRC_URL=${TOASTER_SRC_URL:="https://raw.githubusercontent.com/msimerson/Mail-Toaster-6/master"}
mt6_version_check
# load the local config file
config
# Required settings
export TOASTER_HOSTNAME=${TOASTER_HOSTNAME:="mail.example.com"} || exit 1
export TOASTER_MAIL_DOMAIN=${TOASTER_MAIL_DOMAIN:="example.com"}
export TOASTER_ADMIN_EMAIL=${TOASTER_ADMIN_EMAIL:="postmaster@$TOASTER_MAIL_DOMAIN"}
# export these in your environment to customize
export BOURNE_SHELL=${BOURNE_SHELL:="bash"}
export JAIL_NET_PREFIX=${JAIL_NET_PREFIX:="172.16.15"}
export JAIL_NET_MASK=${JAIL_NET_MASK:="/12"}
export JAIL_NET_INTERFACE=${JAIL_NET_INTERFACE:="lo1"}
export JAIL_ORDERED_LIST="syslog base dns mysql clamav spamassassin dspam vpopmail haraka webmail munin haproxy rspamd avg dovecot redis geoip nginx mailtest apache postgres minecraft joomla php7 memcached sphinxsearch elasticsearch nictool sqwebmail dhcp letsencrypt tinydns roundcube squirrelmail rainloop rsnapshot mediawiki smf wordpress whmcs squirrelcart horde grafana unifi mongodb gitlab gitlab_runner dcc prometheus influxdb telegraf statsd mail_dmarc ghost jekyll borg nagios postfix puppeteer snappymail knot nsd bsd_cache wildduck zonemta centos ubuntu bhyve-ubuntu mailman"
export ZFS_VOL=${ZFS_VOL:="zroot"}
export ZFS_BHYVE_VOL="${ZFS_BHYVE_VOL:=$ZFS_VOL}"
export ZFS_JAIL_MNT=${ZFS_JAIL_MNT:="/jails"}
export ZFS_DATA_MNT=${ZFS_DATA_MNT:="/data"}
export FBSD_MIRROR=${FBSD_MIRROR:="ftp://ftp.freebsd.org"}
export TLS_LIBRARY=${TLS_LIBRARY:=""}
export TOASTER_BASE_MTA=${TOASTER_BASE_MTA:=""}
export TOASTER_BASE_PKGS=${TOASTER_BASE_PKGS:="pkg ca_root_nss"}
export TOASTER_BUILD_DEBUG=${TOASTER_BUILD_DEBUG:="0"}
export TOASTER_EDITOR=${TOASTER_EDITOR:="vim"}
export TOASTER_EDITOR_PORT=${TOASTER_EDITOR_PORT:="vim-tiny"}
# See https://github.com/msimerson/Mail-Toaster-6/wiki/MySQL
export TOASTER_MYSQL=${TOASTER_MYSQL:="1"}
export TOASTER_MARIADB=${TOASTER_MARIADB:="0"}
export TOASTER_NTP=${TOASTER_NTP:="openntpd"}
export TOASTER_MSA=${TOASTER_MSA:="haraka"}
export TOASTER_PKG_AUDIT=${TOASTER_PKG_AUDIT:="0"}
export TOASTER_PKG_BRANCH=${TOASTER_PKG_BRANCH:="latest"}
export TOASTER_USE_TMPFS=${TOASTER_USE_TMPFS:="0"}
export TOASTER_VPOPMAIL_CLEAR=${TOASTER_VPOPMAIL_CLEAR:="1"}
export TOASTER_VPOPMAIL_EXT=${TOASTER_VPOPMAIL_EXT:="0"}
export TOASTER_VQADMIN=${TOASTER_VQADMIN:="0"}
export TOASTER_WEBMAIL_PROXY=${TOASTER_WEBMAIL_PROXY:="haproxy"}
export CLAMAV_FANGFRISCH=${CLAMAV_FANGFRISCH:="0"}
export CLAMAV_UNOFFICIAL=${CLAMAV_UNOFFICIAL:="0"}
export ROUNDCUBE_SQL=${ROUNDCUBE_SQL:="$TOASTER_MYSQL"}
export ROUNDCUBE_PRODUCT_NAME=${ROUNDCUBE_PRODUCT_NAME:="Roundcube Webmail"}
export ROUNDCUBE_ATTACHMENT_SIZE_MB=${ROUNDCUBE_ATTACHMENT_SIZE_MB:="25"}
export SQUIRREL_SQL=${SQUIRREL_SQL:="$TOASTER_MYSQL"}
export WILDDUCK_MAIL_DOMAIN=${WILDDUCK_MAIL_DOMAIN:="$TOASTER_MAIL_DOMAIN"}
export WILDDUCK_HOSTNAME=${WILDDUCK_HOSTNAME:="$TOASTER_HOSTNAME"}
# shellcheck disable=2009,2317
if ps -o args= -p "$$" | grep csh; then
echo; echo "ERROR: switch to sh or bash"; return 1; exit 1;
fi
echo "shell: $SHELL"
if [ "$TOASTER_MYSQL" = "1" ]; then
echo "mysql enabled"
fi
usage()
{
if [ -n "$1" ]; then echo; echo "ERROR: invalid $1"; echo; fi
echo; echo "Next step, edit mail-toaster.conf!"; echo
echo "See: https://github.com/msimerson/Mail-Toaster-6/wiki/FreeBSD"; echo
}
# shellcheck disable=2317
if [ "$TOASTER_HOSTNAME" = "mail.example.com" ]; then
usage TOASTER_HOSTNAME; return 1; exit 1
fi
echo "toaster host: $TOASTER_HOSTNAME"
# shellcheck disable=2317
if [ "$TOASTER_MAIL_DOMAIN" = "example.com" ]; then
usage TOASTER_MAIL_DOMAIN; return 1; exit 1
fi
echo "email domain: $TOASTER_MAIL_DOMAIN"
if [ -z "$JAIL_NET6" ]; then
JAIL_NET6=$(get_random_ip6net)
echo "export JAIL_NET6=\"$JAIL_NET6\"" >> mail-toaster.conf
export JAIL_NET6
fi
echo "IPv6 jail network: $JAIL_NET6"
# little below here should need customizing. If so, consider opening
# an issue or PR at https://github.com/msimerson/Mail-Toaster-6
export ZFS_JAIL_VOL="${ZFS_VOL}${ZFS_JAIL_MNT}"
export ZFS_DATA_VOL="${ZFS_VOL}${ZFS_DATA_MNT}"
export FBSD_REL_VER FBSD_PATCH_VER
if [ "$(uname)" = 'FreeBSD' ]; then
FBSD_REL_VER=$(/bin/freebsd-version | /usr/bin/cut -f1-2 -d'-')
FBSD_PATCH_VER=$(/bin/freebsd-version | /usr/bin/cut -f3 -d'-')
FBSD_PATCH_VER=${FBSD_PATCH_VER:="p0"}
fi
# the 'base' jail that other jails are cloned from. This will be named as the
# host OS version, eg: base-13.2-RELEASE and the snapshot name will be the OS
# patch level, eg: base-13.2-RELEASE@p3
export BASE_NAME="base-$FBSD_REL_VER"
export BASE_VOL="$ZFS_JAIL_VOL/$BASE_NAME"
export BASE_SNAP="${BASE_VOL}@${FBSD_PATCH_VER}"
export BASE_MNT="$ZFS_JAIL_MNT/$BASE_NAME"
export STAGE_MNT="$ZFS_JAIL_MNT/stage"
fatal_err() { echo; echo "FATAL: $1"; echo; exit 1; }
safe_jailname()
{
# constrain jail name chars to alpha-numeric and _
# shellcheck disable=SC2001
echo "$1" | sed -e 's/[^a-zA-Z0-9]/_/g'
}
export SAFE_NAME; SAFE_NAME=$(safe_jailname stage)
if [ -z "$SAFE_NAME" ]; then echo "unset SAFE_NAME"; exit; fi
echo "safe name: $SAFE_NAME"
zfs_filesystem_exists()
{
zfs list -t filesystem "$1" 2>/dev/null | grep -q "^$1" || return 1
tell_status "$1 filesystem exists"
return 0
}
zfs_snapshot_exists()
{
if zfs list -t snapshot "$1" 2>/dev/null | grep -q "$1"; then
echo "$1 snapshot exists"
return
fi
false
}
zfs_mountpoint_exists()
{
zfs list -t filesystem "$1" 2>/dev/null | grep -q "$1\$" || return 1
echo "$1 mountpoint exists"
return 0
}
zfs_create_fs()
{
if zfs_filesystem_exists "$1"; then return; fi
if zfs_mountpoint_exists "$2"; then return; fi
if echo "$1" | grep "$ZFS_DATA_VOL"; then
if ! zfs_filesystem_exists "$ZFS_DATA_VOL"; then
tell_status "zfs create -o mountpoint=$ZFS_DATA_MNT $ZFS_DATA_VOL"
zfs create -o mountpoint="$ZFS_DATA_MNT" "$ZFS_DATA_VOL" || exit
fi
fi
if echo "$1" | grep "$ZFS_JAIL_VOL"; then
if ! zfs_filesystem_exists "$ZFS_JAIL_VOL"; then
tell_status "zfs create -o mountpoint=$ZFS_JAIL_MNT $ZFS_JAIL_VOL"
zfs create -o mountpoint="$ZFS_JAIL_MNT" "$ZFS_JAIL_VOL" || exit
fi
fi
if [ -z "$2" ]; then
tell_status "zfs create $1"
zfs create "$1" || exit
echo "done"
return
fi
tell_status "zfs create -o mountpoint=$2 $1"
zfs create -o mountpoint="$2" "$1" || exit
echo "done"
}
zfs_destroy_fs()
{
local _fs="$1"
local _flags=${2-}
if ! zfs_filesystem_exists "$_fs"; then return; fi
if [ -n "$_flags" ]; then
echo "zfs destroy $2 $1"
zfs destroy "$2" "$1" || exit 1
else
echo "zfs destroy $1"
zfs destroy "$1" || exit 1
fi
}
base_snapshot_exists()
{
if zfs_snapshot_exists "$BASE_SNAP"; then
return 0
fi
echo "$BASE_SNAP does not exist, use 'provision base' to create it"
return 1
}
jail_conf_header()
{
local _path="$ZFS_JAIL_MNT/$1"
if [ "$1" = "base" ]; then _path="$BASE_MNT"; fi
cat <<EO_JAIL_CONF_HEAD
exec.start = "/bin/sh /etc/rc";
exec.stop = "/bin/sh /etc/rc.shutdown";
exec.clean;
devfs_ruleset=5;
path = "$_path";
interface = $JAIL_NET_INTERFACE;
host.hostname = \$name;
EO_JAIL_CONF_HEAD
}
get_jail_ip()
{
local _start=${JAIL_NET_START:=1}
case "$1" in
syslog) echo "$JAIL_NET_PREFIX.$_start"; return;;
base) echo "$JAIL_NET_PREFIX.$((_start + 1))"; return;;
stage) echo "$JAIL_NET_PREFIX.254"; return;;
esac
if echo "$1" | grep -q ^base; then
echo "$JAIL_NET_PREFIX.$((_start + 1))"
return
fi
local _octet="$_start"
for _j in $JAIL_ORDERED_LIST; do
if [ "$1" = "$_j" ]; then
echo "$JAIL_NET_PREFIX.$_octet"
return
fi
_octet=$((_octet + 1))
done
_dns=$(host "$1" | grep 'has address' | cut -f4 -d' ')
if [ -n "$_dns" ]; then
echo "$_dns"
return
fi
# return error code
return 2
}
get_jail_ip6()
{
local _start=${JAIL_NET_START:=1}
case "$1" in
syslog) echo "$JAIL_NET6:$(dec_to_hex "$_start")"; return;;
base) echo "$JAIL_NET6:$(dec_to_hex $((_start + 1)))"; return;;
stage) echo "$JAIL_NET6:$(dec_to_hex 254)"; return;;
esac
if echo "$1" | grep -q ^base; then
echo "$JAIL_NET6:$(dec_to_hex $((_start + 1)))"
return
fi
local _octet="$_start"
for _j in $JAIL_ORDERED_LIST; do
if [ "$1" = "$_j" ]; then
echo "$JAIL_NET6:$(dec_to_hex "$_octet")"
return
fi
_octet=$((_octet + 1))
done
_dns=$(host "$1" | grep 'has IPv6 address' | cut -f5 -d' ')
if [ -n "$_dns" ]; then
echo "$_dns"
return
fi
# return error code
return 2
}
get_reverse_ip()
{
local _jail_ip; _jail_ip=$(get_jail_ip "$1")
if [ -z "$_jail_ip" ]; then
echo "unknown jail: $1"
exit
fi
local _rev_ip
_rev_ip=$(echo "$_jail_ip" | awk '{split($1,a,".");printf("%s.%s.%s.%s",a[4],a[3],a[2],a[1])}')
echo "$_rev_ip.in-addr.arpa"
}
get_reverse_ip6()
{
_rev_ip=$(get_jail_ip6 "$1" | sed -e 's/://g' | rev | sed -e 's/./&./g')
echo "${_rev_ip}ip6.arpa"
}
add_jail_conf()
{
local _jail_ip; _jail_ip=$(get_jail_ip "$1");
if [ -z "$_jail_ip" ]; then
fatal_err "can't determine IP for $1"
fi
if [ -d /etc/jail.conf.d ]; then
add_jail_conf_d $1
return
fi
if [ ! -e /etc/jail.conf ]; then
tell_status "adding /etc/jail.conf header"
jail_conf_header $1 | tee -a /etc/jail.conf
fi
if grep -q "^$1\\>" /etc/jail.conf; then
tell_status "preserving $1 config in /etc/jail.conf"
return
fi
tell_status "adding $1 to /etc/jail.conf"
echo "$1 {$(get_safe_jail_path $1)
mount.fstab = \"$ZFS_DATA_MNT/$1/etc/fstab\";
ip4.addr = $JAIL_NET_INTERFACE|${_jail_ip};
ip6.addr = $JAIL_NET_INTERFACE|$(get_jail_ip6 $1);${JAIL_CONF_EXTRA}
}" | tee -a /etc/jail.conf
}
get_safe_jail_path()
{
local _safe; _safe=$(safe_jailname "$1")
if [ "$1" != "$_safe" ]; then
echo "
path = $ZFS_JAIL_MNT/${1};"
else
echo ""
fi
}
get_jail_data()
{
if [ "$1" = "base" ]; then
echo "$BASE_MNT/data"
else
echo "$ZFS_DATA_MNT/$1"
fi
}
add_jail_conf_d()
{
store_config "/etc/jail.conf.d/$(safe_jailname $1).conf" <<EO_JAIL_RC
$(jail_conf_header $1)
$(safe_jailname $1) {$(get_safe_jail_path $1)
mount.fstab = "$(get_jail_data $1)/etc/fstab";
ip4.addr = $JAIL_NET_INTERFACE|${_jail_ip};
ip6.addr = $JAIL_NET_INTERFACE|$(get_jail_ip6 $1);${JAIL_CONF_EXTRA}
exec.created = "$(get_jail_data $1)/etc/pf.conf.d/pfrule.sh load";
exec.poststop = "$(get_jail_data $1)/etc/pf.conf.d/pfrule.sh unload";
}
EO_JAIL_RC
}
add_automount()
{
if grep -qs auto_ports /etc/auto_master; then
if grep -qs "^$ZFS_JAIL_MNT/$1/" /etc/auto_ports; then
tell_status "automount ports already configured"
else
tell_status "enabling /usr/ports automount"
echo "$ZFS_JAIL_MNT/$1/usr/ports -fstype=nullfs :/usr/ports" | tee -a /etc/auto_ports
/usr/sbin/automount
fi
else
echo "automount not enabled, see https://github.com/msimerson/Mail-Toaster-6/wiki/automount"
fi
if grep -qs auto_pkgcache /etc/auto_master; then
if grep -qs "^$ZFS_JAIL_MNT/$1/" /etc/auto_pkgcache; then
tell_status "automount pkg cache already configured"
else
tell_status "enabling /var/cache/pkg automount"
echo "$ZFS_JAIL_MNT/$1/var/cache/pkg -fstype=nullfs :/var/cache/pkg" | tee -a /etc/auto_pkgcache
/usr/sbin/automount
fi
fi
}
stop_jail()
{
tell_status "stopping jail $1"
local _safe; _safe=$(safe_jailname "$1")
if jail_is_running "$_safe"; then
echo "service jail stop $_safe"
if ! service jail stop "$_safe"; then
echo "jail -r $_safe"
if jail -r "$_safe" 2>/dev/null; then echo "removed"; fi
fi
fi
if jail_is_running "$_safe"; then
echo "jail -r $_safe"
if jail -r "$_safe" 2>/dev/null; then echo "removed"; fi
fi
}
stage_unmount()
{
for _fs in $(mount | grep stage | sort -u | awk '{ print $3 }'); do
if [ "$(basename "$_fs")" = "stage" ]; then continue; fi
echo "umount $_fs"
umount "$_fs" || echo ""
done
# repeat, as sometimes a nested fs will prevent first try from success
for _fs in $(mount | grep stage | sort -u | awk '{ print $3 }'); do
if [ "$(basename "$_fs")" = "stage" ]; then continue; fi
echo "umount $_fs"
umount "$_fs"
done
if mount -t devfs | grep -q "$STAGE_MNT/dev"; then
echo "umount $STAGE_MNT/dev"
umount "$STAGE_MNT/dev"
fi
}
cleanup_staged_fs()
{
tell_status "stage cleanup"
stop_jail stage
stage_unmount "$1"
zfs_destroy_fs "$ZFS_JAIL_VOL/stage" -f
}
install_pfrule()
{
local _pfdir
_pfdir="$(get_jail_data $1)/etc/pf.conf.d"
mt6-fetch contrib pfrule.sh
install -d "$_pfdir"
install -C -m 0755 contrib/pfrule.sh "$_pfdir/pfrule.sh"
}
install_fstab()
{
_data_mount="$ZFS_DATA_MNT/$1"
_jail_mount="$ZFS_JAIL_MNT/$1"
_fstab="$ZFS_DATA_MNT/$1/etc/fstab"
if [ ! -d "$_data_mount/etc" ]; then
mkdir "$_data_mount/etc" || exit 1
fi
tell_status "writing data mount to $_fstab"
echo "# Device Mountpoint FStype Options Dump Pass#" | tee "$_fstab" || exit 1
echo "$_data_mount $_jail_mount/data nullfs rw 0 0" | tee -a "$_fstab"
echo "devfs $_jail_mount/dev devfs rw 0 0" | tee -a "$_fstab"
if [ -n "$JAIL_FSTAB" ]; then
tell_status "appending JAIL_FSTAB to fstab"
echo "$JAIL_FSTAB" | tee -a "$_fstab" || exit 1
fi
if [ "$TOASTER_USE_TMPFS" = 1 ]; then
if ! grep -q "$_jail_mount/tmp" "$_fstab"; then
tell_status "adding tmpfs to fstab"
echo "tmpfs $_jail_mount/tmp tmpfs rw,mode=01777,noexec,nosuid 0 0" | tee -a "$_fstab"
echo "tmpfs $_jail_mount/var/run tmpfs rw,mode=01755,noexec,nosuid 0 0" | tee -a "$_fstab"
fi
fi
sed -e "s|[[:space:]]$ZFS_JAIL_MNT/$1| $ZFS_JAIL_MNT/stage|" \
"$_fstab" > \
"$_fstab.stage" || exit 1
tell_status "appending pkg & ports to fstab.stage"
echo "/usr/ports $STAGE_MNT/usr/ports nullfs rw 0 0" | tee -a "$_fstab.stage"
echo "/var/cache/pkg $STAGE_MNT/var/cache/pkg nullfs rw 0 0" | tee -a "$_fstab.stage"
# copy staged fstab into place for jail shutdown
if [ ! -d "$ZFS_DATA_MNT/stage/etc" ]; then
mkdir -p "$ZFS_DATA_MNT/stage/etc" || exit 1
fi
cp "$_fstab.stage" "$ZFS_DATA_MNT/stage/etc/fstab" || exit 1
}
create_staged_fs()
{
cleanup_staged_fs "$1"
tell_status "stage jail filesystem setup"
echo "zfs clone $BASE_SNAP $ZFS_JAIL_VOL/stage"
zfs clone "$BASE_SNAP" "$ZFS_JAIL_VOL/stage" || exit 1
if [ ! -d "$ZFS_JAIL_MNT/stage/data" ]; then
mkdir "$ZFS_JAIL_MNT/stage/data" || exit 1
fi
if [ ! -d "$ZFS_JAIL_MNT/stage/data" ]; then
tell_status "creating $ZFS_JAIL_MNT/stage/data"
mkdir "$ZFS_JAIL_MNT/stage/data" || exit 1
fi
stage_sysrc hostname="$1"
if [ -f "$STAGE_MNT/usr/local/etc/ssmtp/ssmtp.conf" ]; then
sed -i '' -e "/^hostname=/ s/_HOSTNAME_/$1/" \
"$STAGE_MNT/usr/local/etc/ssmtp/ssmtp.conf"
fi
assure_ip6_addr_is_declared "$1"
stage_resolv_conf
echo "MASQUERADE $1@$TOASTER_MAIL_DOMAIN" >> "$STAGE_MNT/etc/dma/dma.conf"
zfs_create_fs "$ZFS_DATA_VOL/$1" "$ZFS_DATA_MNT/$1"
install_fstab $1
install_pfrule $1
echo
}
enable_bsd_cache()
{
if ! jail_is_running bsd_cache; then return; fi
if ! jail_is_running dns; then return; fi
# assure services are available
sockstat -4 -6 -p 80 -q -j bsd_cache | grep -q . || return
sockstat -4 -6 -p 53 -q -j dns | grep -q . || return
tell_status "enabling bsd_cache"
store_config "$STAGE_MNT/etc/resolv.conf" "overwrite" <<EO_RESOLV
nameserver $(get_jail_ip dns)
nameserver $(get_jail_ip6 dns)
EO_RESOLV
local _repo_dir="$ZFS_JAIL_MNT/stage/usr/local/etc/pkg/repos"
if [ ! -d "$_repo_dir" ]; then mkdir -p "$_repo_dir"; fi
store_config "$_repo_dir/FreeBSD.conf" <<EO_PKG_CONF
FreeBSD: {
enabled: no
}
EO_PKG_CONF
store_config "$_repo_dir/MT6.conf" <<EO_PKG_MT6
MT6: {
url: "http://pkg/\${ABI}/$TOASTER_PKG_BRANCH",
enabled: yes
}
EO_PKG_MT6
# cache pkg audit vulnerability db
sed -i '' \
-e '/^#VULNXML_SITE/ s/^#//' \
-e '/^VULNXML_SITE/ s/vuxml.freebsd.org/vulnxml/' \
"$ZFS_JAIL_MNT/stage/usr/local/etc/pkg.conf"
sed -i '' -e '/^ServerName/ s/update.FreeBSD.org/freebsd-update/' \
"$ZFS_JAIL_MNT/stage/etc/freebsd-update.conf"
}
start_staged_jail()
{
local _name=${1:-"$SAFE_NAME"}
local _path=${2:-"$STAGE_MNT"}
local _fstab
_fstab="$(get_jail_data $_name)/etc/fstab"
if [ "$_name" != "base" ]; then _fstab="$_fstab.stage"; fi
tell_status "stage jail $_name startup"
# shellcheck disable=2086
jail -c \
name=stage \
host.hostname="$_name" \
path="$_path" \
interface="$JAIL_NET_INTERFACE" \
ip4.addr="$(get_jail_ip stage)" \
ip6.addr="$(get_jail_ip6 stage)" \
exec.start="/bin/sh /etc/rc" \
exec.stop="/bin/sh /etc/rc.shutdown" \
mount.fstab="$_fstab" \
devfs_ruleset=5 \
$JAIL_START_EXTRA
enable_bsd_cache
tell_status "updating pkg database"
pkg -j stage update
}
rename_staged_to_ready()
{
local _new_vol="$ZFS_JAIL_VOL/${1}.ready"
# remove stages that failed promotion
zfs_destroy_fs "$_new_vol"
# get the wait over with before shutting down production jail
local _tries=0
local _zfs_rename="zfs rename $ZFS_JAIL_VOL/stage $_new_vol"
echo "$_zfs_rename"
until $_zfs_rename; do
if [ "$_tries" -gt 5 ]; then
echo "trying to force rename"
_zfs_rename="zfs rename -f $ZFS_JAIL_VOL/stage $_new_vol"
fi
echo "waiting for ZFS filesystem to quiet ($_tries)"
_tries=$((_tries + 1))
sleep 3
done
}
rename_active_to_last()
{
local ACTIVE="$ZFS_JAIL_VOL/$1"
local LAST="$ACTIVE.last"
zfs_destroy_fs "$LAST"
if ! zfs_filesystem_exists "$ACTIVE"; then return; fi
local _tries=0
local _zfs_rename="zfs rename $ACTIVE $LAST"
echo "$_zfs_rename"
until $_zfs_rename; do
if [ $_tries -gt 5 ]; then
echo "trying to force rename ($_tries)"
_zfs_rename="zfs rename -f $ACTIVE $LAST"
fi
echo "waiting for ZFS filesystem to quiet ($_tries)"
_tries=$((_tries + 1))
sleep 4
done
}
rename_ready_to_active()
{
echo "zfs rename $ZFS_JAIL_VOL/${1}.ready $ZFS_JAIL_VOL/$1"
zfs rename "$ZFS_JAIL_VOL/${1}.ready" "$ZFS_JAIL_VOL/$1" || exit
}
tell_settings()
{
echo; echo " *** Configured $1 settings: ***"; echo
set | grep "^$1_"
echo
if [ -t 0 ]; then sleep 2; fi
}
proclaim_success()
{
echo; echo "Success! A new '$1' jail is provisioned"; echo
}
stage_clear_caches()
{
for _c in "$STAGE_MNT/var/cache/pkg" "$STAGE_MNT/var/db/freebsd-update"
do
echo "clearing cache ($_c)"
rm -rf "${_c:?}"/*
done
}
stage_resolv_conf()
{
if ! jail_is_running dns; then return; fi
tell_status "configuring DNS for local recursor"
echo "nameserver $(get_jail_ip dns)" > "$STAGE_MNT/etc/resolv.conf"
echo "nameserver $(get_jail_ip6 dns)" >> "$STAGE_MNT/etc/resolv.conf"
}
seed_pkg_audit()
{
if [ "$TOASTER_PKG_AUDIT" = "1" ]; then
tell_status "installing FreeBSD package audit database"
stage_exec /usr/sbin/pkg audit -F
fi
}
enable_jail()
{
case " $(sysrc -n jail_list) " in *" $1 "*)
#echo "jail $1 already enabled at startup"
return ;;
esac
tell_status "enabling jail $1 at startup"
sysrc jail_list+=" $1"
sysrc -f /etc/periodic.conf security_status_pkgaudit_jails+=" $1"
}
promote_staged_jail()
{
seed_pkg_audit
tell_status "promoting jail $1"
stop_jail stage
stage_clear_caches
stage_unmount "$1"
ipcrm -W
rename_staged_to_ready "$1"
stop_jail "$1"
rename_active_to_last "$1"
rename_ready_to_active "$1"
add_jail_conf "$1"
#add_automount "$1"
tell_status "service jail start $1"
service jail start "$1" || exit 1
enable_jail "$1"
proclaim_success "$1"
}
stage_pkg_install()
{
echo "pkg -j $SAFE_NAME install -y $*"
pkg -j "$SAFE_NAME" install -y "$@"
}
stage_port_install()
{
# $1 is the port directory (eg: mail/dovecot)
stage_pkg_install pkgconf portconfig
stage_exec make -C "/usr/ports/$1" build deinstall install clean || return 1
tell_status "port $1 installed"
}
stage_sysrc()
{
# don't use -j as this is oft called when jail is not running
echo "sysrc -R $STAGE_MNT $*"
sysrc -R "$STAGE_MNT" "$@"
}
stage_make_conf()
{
if grep -s "$1" "$STAGE_MNT/etc/make.conf"; then
echo "preserving make.conf settings"
return
fi
tell_status "setting $1 make.conf options"
echo "$2" | tee -a "$STAGE_MNT/etc/make.conf" || exit
}
stage_exec()
{
echo "jexec $SAFE_NAME $*"
jexec "$SAFE_NAME" "$@"
}
port_is_listening()
{
local _port=${1:-"25"}
local _jail=${2:-"stage"}
if [ -n "$(sockstat -l -q -4 -6 -p "$_port" -j "$_jail")" ]; then
true
else
false
fi
}
stage_listening()
{
local _port=${1:-"25"}
local _max_tries=${2:-"3"}
local _sleep=${3:-"1"}
local _try=0
echo; echo -n "checking for port $_port listening in staged jail..."
until port_is_listening "$_port"; do
_try=$((_try + 1))
if [ "$_try" -gt "$_max_tries" ]; then
echo "FAILED"
exit 1
fi
echo -n "."
sleep "$_sleep"
done
echo "OK"; echo
}
stage_test_running()
{
echo "checking for process $1 in staged jail"
pgrep -j stage "$1" || exit
echo "ok"
}
unmount_pkg_cache()
{
if ! mount -t nullfs | grep -q "$STAGE_MNT/var/cache/pkg"; then
return
fi
echo "unmount $STAGE_MNT/var/cache/pkg"
umount "$STAGE_MNT/var/cache/pkg" || exit
}
freebsd_release_url_base()
{
_major_ver="$(/bin/freebsd-version | cut -f1 -d.)"
if [ "$_major_ver" -lt "13" ]; then
echo "http://ftp-archive.freebsd.org/pub/FreeBSD-Archive/old-releases"
else
echo "ftp://ftp.freebsd.org/pub/FreeBSD/releases"
fi
}
stage_fbsd_package()
{
local _dest="$2"
if [ -z "$_dest" ]; then _dest="$STAGE_MNT"; fi
_file_uri="$(freebsd_release_url_base)/$(uname -m)/$FBSD_REL_VER/$1.txz"
tell_status "downloading $_file_uri"
fetch -m "$_file_uri" || exit
echo "done"
tell_status "extracting FreeBSD package $1.tgz to $_dest"
tar -C "$_dest" -xpJf "$1.txz" || exit
echo "done"
}
stage_setup_tls()
{