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e98e4a7111
Signed-off-by: Victor Vieux <vieux@docker.com> update cobra and use Tags Signed-off-by: Victor Vieux <vieux@docker.com> allow client to talk to an older server Signed-off-by: Victor Vieux <vieux@docker.com>
30 lines
705 B
Go
30 lines
705 B
Go
package client
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import (
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"fmt"
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"github.com/docker/docker/api/types"
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"golang.org/x/net/context"
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)
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// Ping pings the server and return the value of the "Docker-Experimental" & "API-Version" headers
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func (cli *Client) Ping(ctx context.Context) (types.Ping, error) {
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var ping types.Ping
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req, err := cli.buildRequest("GET", fmt.Sprintf("%s/_ping", cli.basePath), nil, nil)
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if err != nil {
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return ping, err
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}
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serverResp, err := cli.doRequest(ctx, req)
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if err != nil {
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return ping, err
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}
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defer ensureReaderClosed(serverResp)
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ping.APIVersion = serverResp.header.Get("API-Version")
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if serverResp.header.Get("Docker-Experimental") == "true" {
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ping.Experimental = true
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}
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return ping, nil
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}
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