scale-catalog/jailman/global.sh
Kjeld Schouten-Lebbing 92fa99d689 jailman move
2023-03-16 09:54:20 +01:00

147 lines
4.3 KiB
Bash

#!/usr/local/bin/bash
# shellcheck disable=SC1003
# yml Parser function
# Based on https://gist.github.com/pkuczynski/8665367
#
# This function is very picky and complex. Ignore with shellcheck for now.
# shellcheck disable=SC2086,SC2155
parse_yaml() {
local prefix=${2}
local s='[[:space:]]*' w='[a-zA-Z0-9_]*' fs=$(echo @|tr @ '\034')
sed -ne "s|^\($s\)\($w\)$s:$s\"\(.*\)\"$s\$|\1$fs\2$fs\3|p" \
-e "s|^\($s\)\($w\)$s:$s\(.*\)$s\$|\1$fs\2$fs\3|p" "${1}" |
awk -F$fs '{
indent = length($1)/2;
vname[indent] = $2;
for (i in vname) {if (i > indent) {delete vname[i]}}
if (length($3) > 0) {
vn=""; for (i=0; i<indent; i++) {vn=(vn)(vname[i])("_")}
printf("export %s%s%s=\"%s\"\n", "'$prefix'",vn, $2, $3);
}
}'
}
# automatic update function
gitupdate() {
if [ "$(git config --get remote.origin.url)" = "https://github.com/Ornias1993/jailman" ]
then
echo "The repository has been moved, please reinstall using the new repository: jailmanager/jailman"
exit 1
fi
if [ "$1" = "" ] || [ "$1" = "HEAD" ];
then
echo "Detatched or invalid GIT HEAD detected, please reinstall"
else
echo "checking for updates using Branch: $1"
git fetch > /dev/null 2>&1
git update-index -q --refresh > /dev/null 2>&1
CHANGED=$(git diff --name-only "$1")
if [ -n "$CHANGED" ];
then
echo "script requires update"
git reset --hard > /dev/null 2>&1
git pull > /dev/null 2>&1
echo "script updated, please restart the script manually"
exit 1
else
echo "script up-to-date"
fi
fi
}
jailcreate() {
echo "Checking config..."
blueprintpkgs="blueprint_${2}_pkgs"
blueprintports="blueprint_${2}_ports"
jailinterfaces="jail_${1}_interfaces"
jailip4="jail_${1}_ip4_addr"
jailgateway="jail_${1}_gateway"
jaildhcp="jail_${1}_dhcp"
setdhcp=${!jaildhcp}
if [ -z "${!jailinterfaces}" ]; then
jailinterfaces="vnet0:bridge0"
else
jailinterfaces=${!jailinterfaces}
fi
if [ -z "${setdhcp}" ] && [ -z "${!jailip4}" ] && [ -z "${!jailgateway}" ]; then
echo 'no network settings specified in config.yml, defaulting to dhcp="on"'
setdhcp="on"
fi
echo "Creating jail for $1"
# shellcheck disable=SC2154
pkgs="$(sed 's/[^[:space:]]\{1,\}/"&"/g;s/ /,/g' <<<"${global_jails_pkgs} ${!blueprintpkgs}")"
echo '{"pkgs":['"${pkgs}"']}' > /tmp/pkg.json
if [ "${setdhcp}" == "on" ]
then
# shellcheck disable=SC2154
if ! iocage create -n "${1}" -p /tmp/pkg.json -r "${global_jails_version}" interfaces="${jailinterfaces}" dhcp="on" vnet="on" allow_raw_sockets="1" boot="on" -b
then
echo "Failed to create jail"
exit 1
fi
else
# shellcheck disable=SC2154
if ! iocage create -n "${1}" -p /tmp/pkg.json -r "${global_jails_version}" interfaces="${jailinterfaces}" ip4_addr="vnet0|${!jailip4}" defaultrouter="${!jailgateway}" vnet="on" allow_raw_sockets="1" boot="on" -b
then
echo "Failed to create jail"
exit 1
fi
fi
rm /tmp/pkg.json
echo "creating jail config directory"
# shellcheck disable=SC2154
createmount "${1}" "${global_dataset_config}" || exit 1
createmount "${1}" "${global_dataset_config}"/"${1}" /config || exit 1
# Create and Mount portsnap
createmount "${1}" "${global_dataset_config}"/portsnap || exit 1
createmount "${1}" "${global_dataset_config}"/portsnap/db /var/db/portsnap || exit 1
createmount "${1}" "${global_dataset_config}"/portsnap/ports /usr/ports || exit 1
if [ "${!blueprintports}" == "true" ]
then
echo "Mounting and fetching ports"
iocage exec "${1}" "if [ -z /usr/ports ]; then portsnap fetch extract; else portsnap auto; fi"
else
echo "Ports not enabled for blueprint, skipping"
fi
echo "Jail creation completed for ${1}"
}
# $1 = jail name
# $2 = Dataset
# $3 = Target mountpoint
# $4 = fstab prefernces
createmount() {
if [ -z "$2" ] ; then
echo "ERROR: No Dataset specified to create and/or mount"
exit 1
else
if [ ! -d "/mnt/$2" ]; then
echo "Dataset does not exist... Creating... $2"
zfs create "${2}" || exit 1
else
echo "Dataset already exists, skipping creation of $2"
fi
if [ -n "$1" ] && [ -n "$3" ]; then
iocage exec "${1}" mkdir -p "${3}"
if [ -n "${4}" ]; then
iocage fstab -a "${1}" /mnt/"${2}" "${3}" "${4}" || exit 1
else
iocage fstab -a "${1}" /mnt/"${2}" "${3}" nullfs rw 0 0 || exit 1
fi
else
echo "No Jail Name or Mount target specified, not mounting dataset"
fi
fi
}
export -f createmount