Files
herolib/lib/virt/herorun/factory.v
2025-09-07 14:47:58 +04:00

135 lines
3.8 KiB
V

module herorun
import freeflowuniverse.herolib.ui.console
import freeflowuniverse.herolib.osal.tmux
import freeflowuniverse.herolib.osal.core as osal
import time
import freeflowuniverse.herolib.builder
import freeflowuniverse.herolib.core.pathlib
import os
pub struct ContainerFactory {
pub mut:
tmux_session string // tmux session name if used
containers map[string]&Container
images map[string]&Image
}
@[params]
pub struct FactoryInitArgs {
pub:
reset bool
}
pub fn new(args FactoryInitArgs) !ContainerFactory {
mut f := ContainerFactory{}
f.init(args)!
return f
}
fn (mut self ContainerFactory) init(args FactoryInitArgs) ! {
// Ensure base directories exist
osal.exec(cmd: 'mkdir -p /containers/images /containers/configs /containers/runtime', stdout: false)!
// Setup for all supported images
images := [ContainerImage.alpine_3_20, .ubuntu_24_04, .ubuntu_25_04]
for image in images {
match image {
.alpine_3_20 {
alpine_ver := '3.20.3'
alpine_file := 'alpine-minirootfs-${alpine_ver}-x86_64.tar.gz'
alpine_url := 'https://dl-cdn.alpinelinux.org/alpine/v${alpine_ver[..4]}/releases/x86_64/${alpine_file}'
alpine_dest := '/containers/images/alpine/${alpine_file}'
alpine_rootfs := '/containers/images/alpine/rootfs'
if args.reset || !os.exists(alpine_rootfs) {
osal.download(
url: alpine_url
dest: alpine_dest
minsize_kb: 1024
)!
// Extract alpine rootfs
osal.exec(cmd: 'mkdir -p ${alpine_rootfs}', stdout: false)!
osal.exec(cmd: 'tar -xzf ${alpine_dest} -C ${alpine_rootfs}', stdout: false)!
}
console.print_green('Alpine ${alpine_ver} rootfs prepared at ${alpine_rootfs}')
}
.ubuntu_24_04 {
ver := '24.04'
codename := 'noble'
file := 'ubuntu-${ver}-minimal-cloudimg-amd64-root.tar.xz'
url := 'https://cloud-images.ubuntu.com/minimal/releases/${codename}/release/${file}'
dest := '/containers/images/ubuntu/${ver}/${file}'
rootfs := '/containers/images/ubuntu/${ver}/rootfs'
if args.reset || !os.exists(rootfs) {
osal.download(
url: url
dest: dest
minsize_kb: 10240
)!
// Extract ubuntu rootfs
osal.exec(cmd: 'mkdir -p ${rootfs}', stdout: false)!
osal.exec(cmd: 'tar -xf ${dest} -C ${rootfs}', stdout: false)!
}
console.print_green('Ubuntu ${ver} (${codename}) rootfs prepared at ${rootfs}')
}
.ubuntu_25_04 {
ver := '25.04'
codename := 'plucky'
file := 'ubuntu-${ver}-minimal-cloudimg-amd64-root.tar.xz'
url := 'https://cloud-images.ubuntu.com/daily/minimal/releases/${codename}/release/${file}'
dest := '/containers/images/ubuntu/${ver}/${file}'
rootfs := '/containers/images/ubuntu/${ver}/rootfs'
if args.reset || !os.exists(rootfs) {
osal.download(
url: url
dest: dest
minsize_kb: 10240
)!
// Extract ubuntu rootfs
osal.exec(cmd: 'mkdir -p ${rootfs}', stdout: false)!
osal.exec(cmd: 'tar -xf ${dest} -C ${rootfs}', stdout: false)!
}
console.print_green('Ubuntu ${ver} (${codename}) rootfs prepared at ${rootfs}')
}
}
}
}
pub fn (mut self ContainerFactory) get(args ContainerNewArgs) !&Container {
if args.name !in self.containers {
return error('Container ${args.name} does not exist')
}
return self.containers[args.name]
}
pub fn (self ContainerFactory) list() ![]Container {
mut containers := []Container{}
result := osal.exec(cmd: 'crun list --format json', stdout: false) or { '[]' }
// Parse crun list output and populate containers
// The output format from crun list is typically tab-separated
lines := result.split_into_lines()
for line in lines {
if line.trim_space() == '' || line.starts_with('ID') {
continue
}
parts := line.split('\t')
if parts.len > 0 {
containers << Container{
name: parts[0]
factory: &self
}
}
}
return containers
}