wisski-cloud-distillery/cmd/blind_update.go
Tom Wiesing f19619ef9f
Add 'environment' package
This commit adds a new environment package that manages all calls to the
underlying operating system.
2022-09-18 14:24:22 +02:00

58 lines
1.7 KiB
Go

package cmd
import (
wisski_distillery "github.com/FAU-CDI/wisski-distillery"
"github.com/FAU-CDI/wisski-distillery/internal/core"
"github.com/FAU-CDI/wisski-distillery/pkg/environment"
"github.com/tkw1536/goprogram/exit"
)
// BlindUpdate is the 'blind_update' command
var BlindUpdate wisski_distillery.Command = blindUpdate{}
type blindUpdate struct {
Force bool `short:"f" long:"force" description:"force running blind-update even if AutoBlindUpdate is set to false"`
Positionals struct {
Slug []string `positional-arg-name:"SLUG" required:"0" description:"slug of instance(s) to run blind-update in"`
} `positional-args:"true"`
}
func (blindUpdate) Description() wisski_distillery.Description {
return wisski_distillery.Description{
Requirements: core.Requirements{
NeedsDistillery: true,
},
Command: "blind_update",
Description: "Runs the blind update in the provided instances",
}
}
var errBlindUpdateFailed = exit.Error{
Message: "Failed to run blind update script for instance %q: exited with code %s",
ExitCode: exit.ExitGeneric,
}
func (bu blindUpdate) Run(context wisski_distillery.Context) error {
instances, err := context.Environment.Instances().Load(bu.Positionals.Slug...)
if err != nil {
return err
}
for _, instance := range instances {
if !(instance.IsBlindUpdateEnabled() || bu.Force) {
context.EPrintf("skipping instance %q\n", instance.Slug)
continue
}
context.EPrintf("Updating instance %s\n", instance.Slug)
code, err := instance.Shell(context.IOStream, "/runtime/blind_update.sh")
if err != nil {
return errBlindUpdateFailed.WithMessageF(instance.Slug, environment.ExecCommandError)
}
if code != 0 {
return errBlindUpdateFailed.WithMessageF(instance.Slug, code)
}
}
return nil
}