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Detect docker is not available gracefully

This commit is contained in:
Evan Phoenix 2015-04-07 09:24:16 -07:00
parent 83b77e31f4
commit 6302dc553c
1 changed files with 6 additions and 2 deletions
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8
plugins/system/system.go
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@ -2,6 +2,7 @@ package system
import ( import (
"fmt" "fmt"
gonet "net"
"strings" "strings"
dc "github.com/fsouza/go-dockerclient" dc "github.com/fsouza/go-dockerclient"
@ -298,8 +299,11 @@ func (s *systemPS) DockerStat() ([]*DockerContainerStat, error) {
list, err := s.dockerClient.ListContainers(opts) list, err := s.dockerClient.ListContainers(opts)
if err != nil { if err != nil {
fmt.Printf("list err: %s\n", err) if _, ok := err.(*gonet.OpError); ok {
return nil, nil return nil, nil
}
return nil, err
} }
var stats []*DockerContainerStat var stats []*DockerContainerStat