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cmd/{cron,rebuild}: Add parallel argument

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This commit is contained in:
Tom Wiesing 2022-10-03 14:22:07 +02:00
parent 2639cda69b
commit f6f24670c2
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3 changed files with 39 additions and 31 deletions
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2
cmd/blind_update.go
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@ -17,7 +17,7 @@ import (
var BlindUpdate wisski_distillery.Command = blindUpdate{}
type blindUpdate struct {
Parallel int `short:"p" long:"parallel" description:"run on (at most) this many instances concurrently. 0 for no limit." default:"1"`
Parallel int `short:"p" long:"parallel" description:"run on (at most) this many instances in parallel. 0 for no limit." default:"1"`
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"`

43
cmd/cron.go
View file

@ -1,16 +1,22 @@
package cmd
import (
"fmt"
wisski_distillery "github.com/FAU-CDI/wisski-distillery"
"github.com/FAU-CDI/wisski-distillery/internal/component/instances"
"github.com/FAU-CDI/wisski-distillery/internal/core"
"github.com/FAU-CDI/wisski-distillery/pkg/logging"
"github.com/FAU-CDI/wisski-distillery/pkg/smartp"
"github.com/tkw1536/goprogram/exit"
"github.com/tkw1536/goprogram/stream"
)
// Cron is the 'cron' command
var Cron wisski_distillery.Command = cron{}
type cron struct {
Parallel int `short:"p" long:"parallel" description:"run on (at most) this many instances in parallel. 0 for no limit." default:"1"`
Positionals struct {
Slug []string `positional-arg-name:"SLUG" required:"0" description:"slug of instance(s) to run cron in"`
} `positional-args:"true"`
@ -32,27 +38,26 @@ var errCronFailed = exit.Error{
}
func (cr cron) Run(context wisski_distillery.Context) error {
instances, err := context.Environment.Instances().Load(cr.Positionals.Slug...)
// find all the instances!
wissKIs, err := context.Environment.Instances().Load(cr.Positionals.Slug...)
if err != nil {
return err
}
// iterate over the instances and store the last value of error
for _, instance := range instances {
logging.LogOperation(func() error {
code, err := instance.Shell(context.IOStream, "/runtime/cron.sh")
if err != nil {
context.EPrintln(err)
}
if code != 0 {
// keep going, because we want to run as many crons as possible
err = errBlindUpdateFailed.WithMessageF(instance.Slug, code)
context.EPrintln(err)
}
// and do the actual blind_update!
return smartp.Run(context.IOStream, cr.Parallel, func(instance instances.WissKI, io stream.IOStream) error {
code, err := instance.Shell(io, "/runtime/cron.sh")
if err != nil {
io.EPrintln(err)
}
if code != 0 {
// keep going, because we want to run as many crons as possible
err = errBlindUpdateFailed.WithMessageF(instance.Slug, code)
io.EPrintln(err)
}
return nil
}, context.IOStream, "running cron for instance %s", instance.Slug)
}
return err
return nil
}, wissKIs, smartp.SmartMessage(func(item instances.WissKI) string {
return fmt.Sprintf("cron %q", item.Slug)
}))
}

25
cmd/rebuild.go
View file

@ -1,16 +1,21 @@
package cmd
import (
"fmt"
wisski_distillery "github.com/FAU-CDI/wisski-distillery"
"github.com/FAU-CDI/wisski-distillery/internal/component/instances"
"github.com/FAU-CDI/wisski-distillery/internal/core"
"github.com/FAU-CDI/wisski-distillery/pkg/logging"
"github.com/FAU-CDI/wisski-distillery/pkg/smartp"
"github.com/tkw1536/goprogram/exit"
"github.com/tkw1536/goprogram/stream"
)
// Cron is the 'cron' command
var Rebuild wisski_distillery.Command = rebuild{}
type rebuild struct {
Parallel int `short:"p" long:"parallel" description:"run on (at most) this many instances in parallel. 0 for no limit." default:"1"`
Positionals struct {
Slug []string `positional-arg-name:"SLUG" required:"0" description:"slug of instance(s) to run rebuild"`
} `positional-args:"true"`
@ -34,18 +39,16 @@ var errRebuildFailed = exit.Error{
func (rb rebuild) Run(context wisski_distillery.Context) error {
dis := context.Environment
instances, err := dis.Instances().Load(rb.Positionals.Slug...)
// find the instances
wissKIs, err := dis.Instances().Load(rb.Positionals.Slug...)
if err != nil {
return err
}
// iterate over the instances and store the last value of error
var globalErr error
for _, instance := range instances {
logging.LogOperation(func() error {
return instance.Build(context.IOStream, true)
}, context.IOStream, "Rebuilding instance %s", instance.Slug)
}
return globalErr
// and do the actual rebuild
return smartp.Run(context.IOStream, rb.Parallel, func(instance instances.WissKI, io stream.IOStream) error {
return instance.Build(io, true)
}, wissKIs, smartp.SmartMessage(func(item instances.WissKI) string {
return fmt.Sprintf("rebuild %q", item.Slug)
}))
}