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Stop service in core main async #816

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merged 1 commit into from
Mar 15, 2019
Merged

Stop service in core main async #816

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30 changes: 24 additions & 6 deletions core/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2,13 +2,15 @@ package main

import (
"path/filepath"
"sync"

"github.com/mesg-foundation/core/api"
"github.com/mesg-foundation/core/config"
"github.com/mesg-foundation/core/database"
"github.com/mesg-foundation/core/interface/grpc"
"github.com/mesg-foundation/core/logger"
"github.com/mesg-foundation/core/version"
"github.com/mesg-foundation/core/x/xerrors"
"github.com/mesg-foundation/core/x/xsignal"
"github.com/sirupsen/logrus"
)
Expand Down Expand Up @@ -65,7 +67,7 @@ func deployCoreServices(config *config.Config, api *api.API) error {
}
service.Sid = s.Sid
service.Hash = s.Hash
logrus.Infof("Service %q deployed with hash %s", service.Key, service.Hash)
logrus.Infof("Service %q deployed with hash %q", service.Key, service.Hash)
if err := api.StartService(s.Sid); err != nil {
return err
}
Expand All @@ -78,12 +80,28 @@ func stopRunningServices(api *api.API) error {
if err != nil {
return err
}
for _, s := range services {
if err := api.StopService(s.Hash); err != nil {
return err
}
var (
serviceLen = len(services)
errC = make(chan error, serviceLen)
wg sync.WaitGroup
)
wg.Add(serviceLen)
for _, service := range services {
go func(hash string) {
defer wg.Done()
err := api.StopService(hash)
if err != nil {
errC <- err
}
}(service.Hash)
}
return nil
wg.Wait()
close(errC)
var errs xerrors.Errors
for err := range errC {
errs = append(errs, err)
}
return errs.ErrorOrNil()
}

func main() {
Expand Down