| // +build !windows |
| |
| /* |
| Copyright The containerd Authors. |
| |
| Licensed under the Apache License, Version 2.0 (the "License"); |
| you may not use this file except in compliance with the License. |
| You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| */ |
| |
| package dialer |
| |
| import ( |
| "fmt" |
| "net" |
| "os" |
| "strings" |
| "syscall" |
| "time" |
| ) |
| |
| // DialAddress returns the address with unix:// prepended to the |
| // provided address |
| func DialAddress(address string) string { |
| return fmt.Sprintf("unix://%s", address) |
| } |
| |
| func isNoent(err error) bool { |
| if err != nil { |
| if nerr, ok := err.(*net.OpError); ok { |
| if serr, ok := nerr.Err.(*os.SyscallError); ok { |
| if serr.Err == syscall.ENOENT { |
| return true |
| } |
| } |
| } |
| } |
| return false |
| } |
| |
| func dialer(address string, timeout time.Duration) (net.Conn, error) { |
| address = strings.TrimPrefix(address, "unix://") |
| return net.DialTimeout("unix", address, timeout) |
| } |