Files
docker-cli/components/cli/vendor/github.com/docker/docker/client/ping.go
Sebastiaan van Stijn a964103223 Bump docker/docker to 079ed017b61eb819b8184b90013ce89465d3aaba
- Add API support for SCTP port mapping
- Add canonical import path
- Add `REMOVE` and `ORPHANED` to TaskState
- Fix TLS from environment variables in client
- Introduce NewClientWithOpts func to build custom client easily
- Wrap response errors for container copy methodsto fix error detection using
  `IsErrNotFound` and `IsErrNotImplemented` for `ContainerStatPath`,
  `CopyFromContainer`, and `CopyToContainer` methods.
- Produce errors when empty ids are passed into inspect calls

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
Upstream-commit: aaa7a7cb95
Component: cli
2018-02-20 17:17:49 +01:00

33 lines
872 B
Go

package client // import "github.com/docker/docker/client"
import (
"path"
"github.com/docker/docker/api/types"
"golang.org/x/net/context"
)
// Ping pings the server and returns the value of the "Docker-Experimental", "OS-Type" & "API-Version" headers
func (cli *Client) Ping(ctx context.Context) (types.Ping, error) {
var ping types.Ping
req, err := cli.buildRequest("GET", path.Join(cli.basePath, "/_ping"), nil, nil)
if err != nil {
return ping, err
}
serverResp, err := cli.doRequest(ctx, req)
if err != nil {
return ping, err
}
defer ensureReaderClosed(serverResp)
if serverResp.header != nil {
ping.APIVersion = serverResp.header.Get("API-Version")
if serverResp.header.Get("Docker-Experimental") == "true" {
ping.Experimental = true
}
ping.OSType = serverResp.header.Get("OSType")
}
return ping, cli.checkResponseErr(serverResp)
}