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launch.go
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launch.go
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package main
import (
"fmt"
"github.com/spf13/cobra"
cli "github.com/lxc/incus/v6/internal/cmd"
"github.com/lxc/incus/v6/internal/i18n"
"github.com/lxc/incus/v6/shared/api"
)
type cmdLaunch struct {
global *cmdGlobal
init *cmdCreate
flagConsole string
}
func (c *cmdLaunch) Command() *cobra.Command {
cmd := c.init.Command()
cmd.Use = usage("launch", i18n.G("[<remote>:]<image> [<remote>:][<name>]"))
cmd.Short = i18n.G("Create and start instances from images")
cmd.Long = cli.FormatSection(i18n.G("Description"), i18n.G(
`Create and start instances from images`))
cmd.Example = cli.FormatSection("", i18n.G(
`incus launch images:ubuntu/22.04 u1
incus launch images:ubuntu/22.04 u1 < config.yaml
Create and start a container with configuration from config.yaml
incus launch images:ubuntu/22.04 u2 -t aws:t2.micro
Create and start a container using the same size as an AWS t2.micro (1 vCPU, 1GiB of RAM)
incus launch images:ubuntu/22.04 v1 --vm -c limits.cpu=4 -c limits.memory=4GiB
Create and start a virtual machine with 4 vCPUs and 4GiB of RAM`))
cmd.Hidden = false
cmd.RunE = c.Run
cmd.Flags().StringVar(&c.flagConsole, "console", "", i18n.G("Immediately attach to the console")+"``")
cmd.Flags().Lookup("console").NoOptDefVal = "console"
cmd.ValidArgsFunction = func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
if len(args) != 0 {
return nil, cobra.ShellCompDirectiveNoFileComp
}
return c.global.cmpImages(toComplete)
}
return cmd
}
func (c *cmdLaunch) Run(cmd *cobra.Command, args []string) error {
conf := c.global.conf
// Quick checks.
exit, err := c.global.CheckArgs(cmd, args, 1, 2)
if exit {
return err
}
// Call the matching code from init
d, name, err := c.init.create(conf, args, true)
if err != nil {
return err
}
// Check if the instance was started by the server.
if d.HasExtension("instance_create_start") {
// Handle console attach
if c.flagConsole != "" {
console := cmdConsole{}
console.global = c.global
console.flagType = c.flagConsole
return console.Console(d, name)
}
return nil
}
// Get the remote
var remote string
if len(args) == 2 {
remote, _, err = conf.ParseRemote(args[1])
if err != nil {
return err
}
} else {
remote, _, err = conf.ParseRemote("")
if err != nil {
return err
}
}
// Start the instance
if !c.global.flagQuiet {
fmt.Printf(i18n.G("Starting %s")+"\n", name)
}
req := api.InstanceStatePut{
Action: "start",
Timeout: -1,
}
op, err := d.UpdateInstanceState(name, req, "")
if err != nil {
return err
}
progress := cli.ProgressRenderer{
Quiet: c.global.flagQuiet,
}
_, err = op.AddHandler(progress.UpdateOp)
if err != nil {
progress.Done("")
return err
}
// Wait for operation to finish
err = cli.CancelableWait(op, &progress)
if err != nil {
progress.Done("")
prettyName := name
if remote != "" {
prettyName = fmt.Sprintf("%s:%s", remote, name)
}
return fmt.Errorf("%s\n"+i18n.G("Try `incus info --show-log %s` for more info"), err, prettyName)
}
progress.Done("")
// Handle console attach
if c.flagConsole != "" {
console := cmdConsole{}
console.global = c.global
console.flagType = c.flagConsole
return console.Console(d, name)
}
return nil
}