Files
notes/documents/alpine/alpine_cloud_init_setup/content.md
2024-08-10 00:32:15 -05:00

116 lines
2.5 KiB
Markdown
Executable File

# **INSTALL AND INITIAL SETUP**
## first boot
boot alpine from network
log in as root
## setup-alpine
```bash
keyboard: us
keyboard locale: us-intl
hostname: default
network interface: default
dhcp: default
netmask: default
gateway: default
manual network changes: default
network suffix: lan
dns: default
set root password
timezone: America/Chicago
proxy: default
mirror: default
add user: default
ssh server: default
allow ssh root login: yes
ssh key for root: default
format: /dev/sda
filesystem: sys
write disk: y
reboot
```
# CONFIGURATION
## set nano as default editor
```bin
apk add nano
```
```bin
echo "EDITOR=nano" > /etc/profile.d/default_editor.sh
echo "export EDITOR" >> /etc/profile.d/default_editor.sh
```
save and exit
log out and back in
## update repos
```bin
echo "http://dl-cdn.alpinelinux.org/alpine/latest-stable/main" > /etc/apk/repositories
echo "http://dl-cdn.alpinelinux.org/alpine/latest-stable/community" >> /etc/apk/repositories
```
## update and install packages
```bin
apk update && apk upgrade
apk add util-linux e2fsprogs-extra qemu-guest-agent sudo cfdisk cloud-init
```
## enable qemu-guest-agent on boot
```bin
rc-update add qemu-guest-agent
```
## add root ssh public keys
```bin
mkdir /root/.ssh
echo "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHWiw5lVzQIZiZc1SPphvHhdSpFl9UN6Xm4znFqq5xs4 server-root" > /root/.ssh/authorized_keys
echo "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBI/kuy/SVCxShVBNtWtNREX9cpWrlsthV3z15ky+bPy winpc-root" >> /root/.ssh/authorized_keys
chmod 600 /root/.ssh/*
```
## change sshd config back to default
```bin
sed -i 's/PermitRootLogin yes/#PermitRootLogin prohibit-password/g' /etc/ssh/sshd_config
sed -i 's/#PasswordAuthentication yes/PasswordAuthentication no/g' /etc/ssh/sshd_config
```
save and exit
restart sshd
```bin
/etc/init.d/sshd restart
```
log out and back in with root public key
## configure sudo
```bin
visudo
```
remove comment on #%wheel ALL=(ALL:ALL) ALL
remove comment on #%sudo ALL=(ALL:ALL) ALL
save and exit
## configure cloud-init
```bin
sed -i 's/disable_root: true/disable_root: false/g' /etc/cloud/cloud.cfg
sed -i 's/groups: [adm, wheel]/groups: [adm, wheel, sudo]/g' /etc/cloud/cloud.cfg
```
```bin
nano /etc/cloud/cloud.cfg
```
remove all but NoCloud for datasource_list
save and exit
## download scripts
```bin
mkdir /root/scripts
wget -qO /root/scripts/download-alpine-scripts.sh aknlw.com/download-alpine-scripts
chmod +x /root/scripts/download-alpine-scripts.sh
```
# FINALIZE - DO NOT POWER BACK ON BEFORE CONVERTING TO TEMPLATE
```bin
setup-cloud-init
```
```bin
poweroff
```