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show.go
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show.go
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package image
import (
"context"
"fmt"
"github.com/spf13/cobra"
"github.com/superfly/flyctl/api"
"github.com/superfly/flyctl/flaps"
"github.com/superfly/flyctl/iostreams"
"github.com/superfly/flyctl/client"
"github.com/superfly/flyctl/internal/app"
"github.com/superfly/flyctl/internal/command"
"github.com/superfly/flyctl/internal/config"
"github.com/superfly/flyctl/internal/flag"
"github.com/superfly/flyctl/internal/render"
)
func newShow() *cobra.Command {
const (
long = "Show image details."
short = long + "\n"
usage = "show"
)
cmd := command.New(usage, short, long, runShow,
command.RequireSession,
command.RequireAppName,
)
cmd.Args = cobra.MaximumNArgs(1)
flag.Add(cmd,
flag.App(),
flag.AppConfig(),
)
return cmd
}
func runShow(ctx context.Context) (err error) {
var (
client = client.FromContext(ctx).API()
io = iostreams.FromContext(ctx)
appName = app.NameFromContext(ctx)
)
app, err := client.GetAppCompact(ctx, appName)
if err != nil {
return fmt.Errorf("get app: %w", err)
}
var status *api.AppStatus
if status, err = client.GetAppStatus(ctx, appName, true); err != nil {
err = fmt.Errorf("failed retrieving app %s: %w", appName, err)
return
}
if !status.Deployed && app.PlatformVersion == "" {
_, err = fmt.Fprintln(io.Out, "App has not been deployed yet.")
return
}
switch app.PlatformVersion {
case "nomad":
return showNomadImage(ctx, app)
case "machines":
return showMachineImage(ctx, app)
}
return nil
}
func showNomadImage(ctx context.Context, app *api.AppCompact) error {
var (
client = client.FromContext(ctx).API()
cfg = config.FromContext(ctx)
io = iostreams.FromContext(ctx)
colorize = io.ColorScheme()
// appName = app.NameFromContext(ctx)
)
info, err := client.GetImageInfo(ctx, app.Name)
if err != nil {
return fmt.Errorf("failed to get image info: %w", err)
}
if cfg.JSONOutput {
return render.JSON(io.Out, info.ImageDetails)
}
if info.ImageVersionTrackingEnabled && info.ImageUpgradeAvailable {
current := fmt.Sprintf("%s:%s", info.ImageDetails.Repository, info.ImageDetails.Tag)
latest := fmt.Sprintf("%s:%s", info.LatestImageDetails.Repository, info.LatestImageDetails.Tag)
if info.ImageDetails.Version != "" {
current = fmt.Sprintf("%s %s", current, info.ImageDetails.Version)
}
if info.LatestImageDetails.Version != "" {
latest = fmt.Sprintf("%s %s", latest, info.LatestImageDetails.Version)
}
var message = fmt.Sprintf("Update available! (%s -> %s)\n", current, latest)
message += "Run `flyctl image update` to migrate to the latest image version.\n"
fmt.Fprintln(io.ErrOut, colorize.Yellow(message))
}
image := info.ImageDetails
if image.Version == "" {
image.Version = "N/A"
}
obj := [][]string{
{
image.Registry,
image.Repository,
image.Tag,
image.Version,
image.Digest,
},
}
return render.VerticalTable(io.Out, "Image Details", obj,
"Registry",
"Repository",
"Tag",
"Version",
"Digest",
)
}
func showMachineImage(ctx context.Context, app *api.AppCompact) error {
var (
io = iostreams.FromContext(ctx)
)
flaps, err := flaps.New(ctx, app)
if err != nil {
return err
}
// if we have machine_id as an arg, we want to show the image for that machine only
if len(flag.Args(ctx)) > 0 {
machine, err := flaps.Get(ctx, flag.FirstArg(ctx))
if err != nil {
return fmt.Errorf("failed to get machine: %w", err)
}
var version = "N/A"
if machine.ImageVersion() != "" {
version = machine.ImageVersion()
}
obj := [][]string{
{
machine.ImageRef.Registry,
machine.ImageRef.Repository,
machine.ImageRef.Tag,
version,
machine.ImageRef.Digest,
},
}
return render.VerticalTable(io.Out, "Image Details", obj,
"Registry",
"Repository",
"Tag",
"Version",
"Digest",
)
}
// get machines
machines, err := flaps.List(ctx, "")
if err != nil {
return fmt.Errorf("failed to get machines: %w", err)
}
rows := [][]string{}
for _, machine := range machines {
var image = machine.ImageRef
var version = "N/A"
if machine.ImageVersion() != "" {
version = machine.ImageVersion()
}
rows = append(rows, []string{
machine.ID,
image.Registry,
image.Repository,
image.Tag,
version,
image.Digest,
})
}
return render.Table(
io.Out,
"Image Details",
rows,
"Machine ID",
"Registry",
"Repository",
"Tag",
"Version",
"Digest",
)
}