cloud-init for alpine on proxmox

alpine-cloud-init.md

Enable cloud-init for a Alpine VM on proxmox

alpine version 3.20.3 cloud-init version 22.4

Install

Download alpine-virt-3.20.3-x86_64.iso Uploda to PVE Create a VM Boot From ISO

fast mirror

0.01 http://mirror.yandex.ru/mirrors/alpine/
0.02 http://mirror.hyperdedic.ru/alpinelinux/

http://mirror.yandex.ru/mirrors/alpine/v3.20/main
http://mirror.yandex.ru/mirrors/alpine/v3.20/community

Script

SWAP_SIZE=0 setup-alpine

keyboard: us
variant: us
hostname: alpine
interface: eth0
ip: dhcp
timezone: Asia/Shanghai
proxy: none
mirrors: 51
network: DHCP

reboot

Configure

• add cloud-init device
• enable qemu guest agent
• remove iso device

Start

apk add vim 

vim /etc/apk/repositories

apk add --no-cache cloud-init docker docker-cli-compose qemu-guest-agent e2fsprogs-extra ca-certificates curl wget net-tools sudo htop iotop iftop mc nano git
echo iso9660 > /etc/modules-load.d/iso9660.conf
wget 'https://gist.githubusercontent.com/ergoz/5e083d37367d618d955156245f6fac42/raw/cloud.cfg' -O /etc/cloud/cloud.cfg

mv /etc/profile.d/color_prompt.sh.disabled /etc/profile.d/color_prompt.sh

rc-update add qemu-guest-agent boot
setup-cloud-init

## Tweak

cloud-init status -l
cloud-init clean --logs 
cloud-init query userdata
poweroff

## Enable docker daemon

rc-update add docker default
service docker start

cloud.cfg

# The top level settings are used as module
# and base configuration.
# A set of users which may be applied and/or used by various modules
# when a 'default' entry is found it will reference the 'default_user'
# from the distro configuration specified below
users:
   - default


# If this is set, 'root' will not be able to ssh in and they
# will get a message to login instead as the default $user
disable_root: true

ssh_pwauth:   false

mount_default_fields: [~, ~, 'auto', 'defaults,nofail', '0', '2']
resize_rootfs_tmp: /dev

# This will cause the set+update hostname module to not operate (if true)
preserve_hostname: false

apk_repos:
  alpine_repo:
    base_url: http://mirror.yandex.ru/mirrors/alpine
    community_enabled: true

# If you use datasource_list array, keep array items in a single line.
# If you use multi line array, ds-identify script won't read array items.
# Example datasource config
# datasource:
#    Ec2:
#      metadata_urls: [ 'blah.com' ]
#      timeout: 5 # (defaults to 50 seconds)
#      max_wait: 10 # (defaults to 120 seconds)
datasource_list: ['NoCloud']
runcmd:
  - hostname | figlet > /etc/motd


# The modules that run in the 'init' stage
cloud_init_modules:
 - migrator
 - seed_random
 - bootcmd
 - write-files
 - growpart
 - resizefs
 - disk_setup
 - mounts
 - set_hostname
 - update_hostname
 - update_etc_hosts
 - resolv_conf
 - ca-certs
 - rsyslog
 - users-groups
 - ssh

# The modules that run in the 'config' stage
cloud_config_modules:
 - ssh-import-id
 - keyboard
 - locale
 - set-passwords
 - apk-configure
 - ntp
 - timezone
 - disable-ec2-metadata
 - runcmd

# The modules that run in the 'final' stage
cloud_final_modules:
 - package-update-upgrade-install
 - fan
 - write-files-deferred
 - puppet
 - chef
 - ansible
 - mcollective
 - salt-minion
 - reset_rmc
 - refresh_rmc_and_interface
 - rightscale_userdata
 - scripts-vendor
 - scripts-per-once
 - scripts-per-boot
 - scripts-per-instance
 - scripts-user
 - ssh-authkey-fingerprints
 - keys-to-console
 - install-hotplug
 - phone-home
 - final-message
 - power-state-change

# System and/or distro specific settings
# (not accessible to handlers/transforms)
system_info:
   # This will affect which distro class gets used
   distro: alpine
   # Default user name + that default users groups (if added/used)
   default_user:
     name: alpine
     lock_passwd: True
     gecos: Alpine
     groups: [adm, audio, bin, cdrom, daemon, dialout, disk, floppy, netdev, sudo, sys, tape, video, wheel]
     sudo: ["ALL=(ALL) NOPASSWD:ALL"]
     shell: /bin/ash     
   # Other config here will be given to the distro class and/or path classes
   paths:
      cloud_dir: /var/lib/cloud/
      templates_dir: /etc/cloud/templates/
   ssh_svcname: sshd

cloud.cfg-debian

# The top level settings are used as module
# and system configuration.
# A set of users which may be applied and/or used by various modules
# when a 'default' entry is found it will reference the 'default_user'
# from the distro configuration specified below
users:
   - default


# If this is set, 'root' will not be able to ssh in and they
# will get a message to login instead as the default $user
disable_root: true

# This will cause the set+update hostname module to not operate (if true)
preserve_hostname: false

apt:
   # This prevents cloud-init from rewriting apt's sources.list file,
   # which has been a source of surprise.
   preserve_sources_list: true

# If you use datasource_list array, keep array items in a single line.
# If you use multi line array, ds-identify script won't read array items.
# Example datasource config
# datasource:
#    Ec2:
#      metadata_urls: [ 'blah.com' ]
#      timeout: 5 # (defaults to 50 seconds)
#      max_wait: 10 # (defaults to 120 seconds)




# The modules that run in the 'init' stage
cloud_init_modules:
 - migrator
 - seed_random
 - bootcmd
 - write-files
 - growpart
 - resizefs
 - disk_setup
 - mounts
 - set_hostname
 - update_hostname
 - update_etc_hosts
 - ca-certs
 - rsyslog
 - users-groups
 - ssh

# The modules that run in the 'config' stage
cloud_config_modules:
 - snap
 - ssh-import-id
 - keyboard
 - locale
 - set-passwords
 - grub-dpkg
 - apt-pipelining
 - apt-configure
 - ntp
 - timezone
 - disable-ec2-metadata
 - runcmd
 - byobu

# The modules that run in the 'final' stage
cloud_final_modules:
 - package-update-upgrade-install
 - fan
 - landscape
 - lxd
 - write-files-deferred
 - puppet
 - chef
 - mcollective
 - salt-minion
 - reset_rmc
 - refresh_rmc_and_interface
 - rightscale_userdata
 - scripts-vendor
 - scripts-per-once
 - scripts-per-boot
 - scripts-per-instance
 - scripts-user
 - ssh-authkey-fingerprints
 - keys-to-console
 - install-hotplug
 - phone-home
 - final-message
 - power-state-change

# System and/or distro specific settings
# (not accessible to handlers/transforms)
system_info:
   # This will affect which distro class gets used
   distro: debian
   # Default user name + that default users groups (if added/used)
   default_user:
     name: debian
     lock_passwd: True
     gecos: Debian
     groups: [adm, audio, cdrom, dialout, dip, floppy, netdev, plugdev, sudo, video]
     sudo: ["ALL=(ALL) NOPASSWD:ALL"]
     shell: /bin/bash
   # Other config here will be given to the distro class and/or path classes
   paths:
      cloud_dir: /var/lib/cloud/
      templates_dir: /etc/cloud/templates/
   package_mirrors:
     - arches: [default]
       failsafe:
         primary: https://deb.debian.org/debian
         security: https://deb.debian.org/debian-security
   ssh_svcname: ssh

disable-ipv6.conf

 net.ipv6.conf.all.disable_ipv6 = 1
 net.ipv6.conf.default.disable_ipv6 = 1