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Merge pull request #325 from runhyve/feature/custom-cloud-init-location

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Support network configuration in cloud-init
This commit is contained in:
Matt Churchyard
2019-11-05 09:37:08 +00:00
committed by GitHub
parent c84e68bf53 7148594463
commit fb14da44e7
1 changed files with 45 additions and 16 deletions
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61
lib/vm-core
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@@ -98,9 +98,9 @@ core::list(){
core::create(){
local _name _opt _size _vmdir _disk _disk_dev _num=0
local _zfs_opts _disk_size _template="default" _ds="default" _ds_path _img _cpu _memory _uuid
local _enable_cloud_init _cloud_init_dir _ssh_public_key _ssh_key_file
local _enable_cloud_init _cloud_init_dir _ssh_public_key _ssh_key_file _network_config _mac
while getopts d:t:s:i:c:m:Ck: _opt ; do
while getopts d:t:s:i:c:m:Ck:n: _opt ; do
case $_opt in
t) _template=${OPTARG} ;;
s) _size=${OPTARG} ;;
@@ -110,6 +110,7 @@ core::create(){
i) _img=${OPTARG} ;;
k) _ssh_key_file=${OPTARG} ;;
C) _enable_cloud_init='true' ;;
n) _network_config=${OPTARG} ;;
*) util::usage ;;
esac
@@ -168,6 +169,9 @@ core::create(){
# get any zvol options
config::get "_zfs_opts" "zfs_zvol_opts"
# generate mac address - it's saved in _mac variable
vm::generate_static_mac
# Optional overrides
[ -n "${_cpu}" ] && config::set "${_name}" "cpu" "${_cpu}"
[ -n "${_memory}" ] && config::set "${_name}" "memory" "${_memory}"
@@ -208,34 +212,59 @@ core::create(){
done
if [ -n "${_enable_cloud_init}" ]; then
# create disk with metadata for cloud-init
_cloud_init_dir="${VM_DS_PATH}/${_name}/.cloud-init"
mkdir -p "${_cloud_init_dir}"
core::create_cloud_init
fi
cat << EOF > "${_cloud_init_dir}/meta-data"
exit 0
}
core::create_cloud_init(){
# create disk with metadata for cloud-init
_cloud_init_dir="${VM_DS_PATH}/${_name}/.cloud-init"
mkdir -p "${_cloud_init_dir}"
cat << EOF > "${_cloud_init_dir}/meta-data"
instance-id: ${_uuid}
local-hostname: ${_name}
EOF
cat << EOF > "${_cloud_init_dir}/user-data"
cat << EOF > "${_cloud_init_dir}/user-data"
#cloud-config
resize_rootfs: True
manage_etc_hosts: localhost
EOF
if [ -n "${_ssh_public_key}" ]; then
cat << EOF >> "${_cloud_init_dir}/user-data"
if [ -n "${_ssh_public_key}" ]; then
cat << EOF >> "${_cloud_init_dir}/user-data"
ssh_authorized_keys:
- ${_ssh_public_key}
EOF
fi
genisoimage -output "${VM_DS_PATH}/${_name}/seed.iso" -volid cidata -joliet -rock "${_cloud_init_dir}/meta-data" "${_cloud_init_dir}/user-data" > /dev/null 2>&1 || util::err "Can't write seed.iso for cloud-init"
config::set "${_name}" "disk${_num}_type" "ahci-cd"
config::set "${_name}" "disk${_num}_name" "seed.iso"
config::set "${_name}" "disk${_num}_dev" "file"
fi
exit 0
if [ -n "${_network_config}" ]; then
# Example netconfig param: "ip=10.0.0.2/24;gateway=10.0.0.1;nameservers=1.1.1.1,8.8.8.8"
_network_config_ipaddress="$(echo "${_network_config}" | pcregrep -o "ip=\K[^;]*")"
_network_config_gateway="$(echo "${_network_config}" | pcregrep -o "gateway=\K[^;]*")"
_network_config_nameservers="$(echo "${_network_config}" | pcregrep -o "nameservers=\K[^;]*")"
cat << EOF > "${_cloud_init_dir}/network-config"
version: 2
ethernets:
id0:
set-name: eth0
match:
macaddress: "${_mac}"
addresses:
- ${_network_config_ipaddress}
gateway4: ${_network_config_gateway}
nameservers:
addresses: [${_network_config_nameservers}]
EOF
fi
genisoimage -output "${VM_DS_PATH}/${_name}/seed.iso" -volid cidata -joliet -rock ${_cloud_init_dir}/* > /dev/null 2>&1 || util::err "Can't write seed.iso for cloud-init"
config::set "${_name}" "disk${_num}_type" "ahci-cd"
config::set "${_name}" "disk${_num}_name" "seed.iso"
config::set "${_name}" "disk${_num}_dev" "file"
}
# write cloud image to disk image