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cordon.go
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cordon.go
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package machine
import (
"context"
"fmt"
"github.com/spf13/cobra"
"github.com/superfly/flyctl/internal/command"
"github.com/superfly/flyctl/internal/flag"
"github.com/superfly/flyctl/internal/flapsutil"
mach "github.com/superfly/flyctl/internal/machine"
"github.com/superfly/flyctl/iostreams"
)
func newMachineCordon() *cobra.Command {
const (
short = "Deactivate all services on a machine"
long = short + "\n"
usage = "cordon [<id>...]"
)
cmd := command.New(usage, short, long, runMachineCordon,
command.RequireSession,
command.LoadAppNameIfPresent,
)
flag.Add(
cmd,
flag.App(),
flag.AppConfig(),
selectFlag,
)
cmd.Args = cobra.ArbitraryArgs
return cmd
}
func runMachineCordon(ctx context.Context) (err error) {
var (
io = iostreams.FromContext(ctx)
args = flag.Args(ctx)
)
machines, ctx, err := selectManyMachines(ctx, args)
if err != nil {
return err
}
machines, release, err := mach.AcquireLeases(ctx, machines)
if err != nil {
return err
}
defer release()
flapsClient := flapsutil.ClientFromContext(ctx)
for _, machine := range machines {
fmt.Fprintf(io.Out, "Activating cordon on machine %s...\n", machine.ID)
if err = flapsClient.Cordon(ctx, machine.ID, machine.LeaseNonce); err != nil {
return err
}
fmt.Fprintf(io.Out, "done!\n")
}
return
}