moby/api/common.go
Derek McGowan 2cd5b7dae8 Use filepath instead of path
Currently loading the trust key uses path instead of filepath. This creates problems on some operating systems such as Windows.

Fixes #10319

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
2015-01-23 14:44:30 -08:00

75 lines
2.2 KiB
Go

package api
import (
"fmt"
"mime"
"os"
"path/filepath"
"strings"
log "github.com/Sirupsen/logrus"
"github.com/docker/docker/engine"
"github.com/docker/docker/pkg/parsers"
"github.com/docker/docker/pkg/version"
"github.com/docker/libtrust"
)
const (
APIVERSION version.Version = "1.17"
DEFAULTHTTPHOST = "127.0.0.1"
DEFAULTUNIXSOCKET = "/var/run/docker.sock"
DefaultDockerfileName string = "Dockerfile"
)
func ValidateHost(val string) (string, error) {
host, err := parsers.ParseHost(DEFAULTHTTPHOST, DEFAULTUNIXSOCKET, val)
if err != nil {
return val, err
}
return host, nil
}
//TODO remove, used on < 1.5 in getContainersJSON
func DisplayablePorts(ports *engine.Table) string {
result := []string{}
ports.SetKey("PublicPort")
ports.Sort()
for _, port := range ports.Data {
if port.Get("IP") == "" {
result = append(result, fmt.Sprintf("%d/%s", port.GetInt("PrivatePort"), port.Get("Type")))
} else {
result = append(result, fmt.Sprintf("%s:%d->%d/%s", port.Get("IP"), port.GetInt("PublicPort"), port.GetInt("PrivatePort"), port.Get("Type")))
}
}
return strings.Join(result, ", ")
}
func MatchesContentType(contentType, expectedType string) bool {
mimetype, _, err := mime.ParseMediaType(contentType)
if err != nil {
log.Errorf("Error parsing media type: %s error: %s", contentType, err.Error())
}
return err == nil && mimetype == expectedType
}
// LoadOrCreateTrustKey attempts to load the libtrust key at the given path,
// otherwise generates a new one
func LoadOrCreateTrustKey(trustKeyPath string) (libtrust.PrivateKey, error) {
err := os.MkdirAll(filepath.Dir(trustKeyPath), 0700)
if err != nil {
return nil, err
}
trustKey, err := libtrust.LoadKeyFile(trustKeyPath)
if err == libtrust.ErrKeyFileDoesNotExist {
trustKey, err = libtrust.GenerateECP256PrivateKey()
if err != nil {
return nil, fmt.Errorf("Error generating key: %s", err)
}
if err := libtrust.SaveKey(trustKeyPath, trustKey); err != nil {
return nil, fmt.Errorf("Error saving key file: %s", err)
}
} else if err != nil {
return nil, fmt.Errorf("Error loading key file: %s", err)
}
return trustKey, nil
}