Files
herolib/lib/virt/herocontainers/container.v
2024-12-25 20:13:02 +01:00

136 lines
4.5 KiB
V

module herocontainers
import time
import freeflowuniverse.herolib.osal { exec }
import freeflowuniverse.herolib.data.ipaddress { IPAddress }
import freeflowuniverse.herolib.core.texttools
import freeflowuniverse.herolib.virt.utils
import freeflowuniverse.herolib.ui.console
@[heap]
pub struct Container {
pub mut:
id string
name string
created time.Time
ssh_enabled bool // if yes make sure ssh is enabled to the container
ipaddr IPAddress
forwarded_ports []string
mounts []utils.ContainerVolume
ssh_port int // ssh port on node that is used to get ssh
ports []string
networks []string
labels map[string]string @[str: skip]
image &Image @[str: skip]
engine &CEngine @[skip; str: skip]
status utils.ContainerStatus
memsize int // in MB
command string
}
@[params]
pub struct ContainerCreateArgs {
name string
hostname string
forwarded_ports []string // ["80:9000/tcp", "1000, 10000/udp"]
mounted_volumes []string // ["/root:/root", ]
env map[string]string // map of environment variables that will be passed to the container
privileged bool
remove_when_done bool = true // remove the container when it shuts down
pub mut:
image_repo string
image_tag string
command string = '/bin/bash'
}
// TODO: implement
// import a container into an image, run podman container with it
// image_repo examples ['myimage', 'myimage:latest']
// if ContainerCreateArgs contains a name, container will be created and restarted
// pub fn (mut e CEngine) container_import(path string, mut args ContainerCreateArgs) !&Container {
// mut image := args.image_repo
// if args.image_tag != '' {
// image = image + ':${args.image_tag}'
// }
// exec(cmd: 'herocontainers import ${path} ${image}', stdout: false)!
// // make sure we start from loaded image
// return e.container_create(args)
// }
// create/start container (first need to get a herocontainerscontainer before we can start)
pub fn (mut container Container) start() ! {
exec(cmd: 'podman start ${container.id}')!
container.status = utils.ContainerStatus.up
}
// delete container
pub fn (mut container Container) halt() ! {
osal.execute_stdout('podman stop ${container.id}') or { '' }
container.status = utils.ContainerStatus.down
}
// delete container
pub fn (mut container Container) delete() ! {
console.print_debug('container delete: ${container.name}')
cmd := 'podman rm ${container.id} -f'
// console.print_debug(cmd)
exec(cmd: cmd, stdout: false)!
}
// save the container to image
pub fn (mut container Container) save2image(image_repo string, image_tag string) !string {
id := osal.execute_stdout('podman commit ${container.id} ${image_repo}:${image_tag}')!
return id
}
// export herocontainers to tgz
pub fn (mut container Container) export(path string) ! {
exec(cmd: 'podman export ${container.id} > ${path}')!
}
// // open ssh shell to the cobtainer
// pub fn (mut container Container) ssh_shell(cmd string) ! {
// container.engine.node.shell(cmd)!
// }
@[params]
pub struct BAHShellArgs {
pub mut:
cmd string
}
// open shell to the container using podman, is interactive, cannot use in script
pub fn (mut container Container) shell(args BAHShellArgs) ! {
mut cmd := ''
if args.cmd.len == 0 {
cmd = 'podman exec -ti ${container.id} /bin/bash'
} else {
cmd = "podman exec -ti ${container.id} /bin/bash -c '${args.cmd}'"
}
exec(cmd: cmd, shell: true, debug: true)!
}
pub fn (mut container Container) execute(cmd_ string, silent bool) ! {
cmd := 'podman exec ${container.id} ${cmd_}'
exec(cmd: cmd, stdout: !silent)!
}
// pub fn (mut container Container) ssh_enable() ! {
// // mut herocontainers_pubkey := pubkey
// // cmd = "podman exec $container.id sh -c 'echo \"$herocontainers_pubkey\" >> ~/.ssh/authorized_keys'"
// // if container.engine.node.executor is builder.ExecutorSSH {
// // mut sshkey := container.engine.node.executor.info()['sshkey'] + '.pub'
// // sshkey = os.read_file(sshkey) or { panic(err) }
// // // add pub sshkey on authorized keys of node and container
// // cmd = "echo \"$sshkey\" >> ~/.ssh/authorized_keys && podman exec $container.id sh -c 'echo \"$herocontainers_pubkey\" >> ~/.ssh/authorized_keys && echo \"$sshkey\" >> ~/.ssh/authorized_keys'"
// // }
// // wait making sure container started correctly
// // time.sleep_ms(100 * time.millisecond)
// // container.engine.node.executor.exec(cmd) !
// }