[swarm_docker] Clean up a bunch of vet/lint warnings.
Change-Id: I635ab25b7c38d0c9e58de34753497e54667c9fcf
diff --git a/cmd/swarm_docker/swarm_docker.go b/cmd/swarm_docker/swarm_docker.go
index f427b10..28ddf29 100644
--- a/cmd/swarm_docker/swarm_docker.go
+++ b/cmd/swarm_docker/swarm_docker.go
@@ -88,10 +88,10 @@
Target string `json:"target"`
ReadOnly bool `json:"readonly,omitempty"`
} `json:"mounts,omitempty"`
- hostname string `json:"-"`
- domainname string `json:"-"`
- cpuset string `json:"-"`
- memory int `json:"-"`
+ hostname string
+ domainname string
+ cpuset string
+ memory int
}
// stringsFlag implements flag.Value interface for array of strings.
@@ -161,7 +161,7 @@
var wg sync.WaitGroup
p.lock.RLock()
- for id, _ := range p.containers {
+ for id := range p.containers {
wg.Add(1)
go func(id string) {
defer wg.Done()
@@ -229,7 +229,7 @@
var wg sync.WaitGroup
errc := make(chan error)
- for id, _ := range p.containers {
+ for id := range p.containers {
wg.Add(1)
go func(id string) {
defer wg.Done()
@@ -261,7 +261,7 @@
var wg sync.WaitGroup
errc := make(chan error)
- for id, _ := range p.containers {
+ for id := range p.containers {
wg.Add(1)
go func(id string) {
defer wg.Done()
@@ -369,7 +369,7 @@
})
summary, err := r.client.ImageList(ctx, types.ImageListOptions{Filters: filters})
if err != nil {
- return fmt.Errorf("cannot list images: %v\n", err)
+ return fmt.Errorf("cannot list images: %v", err)
}
if len(summary) != 0 {
return nil
@@ -404,7 +404,7 @@
type JSONMessage struct {
Status string `json:"status,omitempty"`
- Progress string `json:serror,omitempty"`
+ Progress string `json:"serror,omitempty"`
Error string `json:"error,omitempty"`
}
@@ -433,9 +433,8 @@
strs := strings.SplitN(hostname, ".", 2)
if len(strs) == 2 {
return strs[0], strs[1], nil
- } else {
- return strs[0], "", nil
}
+ return strs[0], "", nil
}
// loadConfig reads the service configuration from a file.
@@ -578,13 +577,14 @@
}
break loop
case <-interrupts:
- cancel()
break loop
case err := <-errs:
log.Printf("error in the pool: %v", err)
}
}
+ cancel()
+
// Let systemd know that we began to shutdown.
if _, err := sdNotify(false, "STOPPING=1"); err != nil {
log.Printf("failed to notify systemd: %v", err)