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35 lines
992 B
Go
35 lines
992 B
Go
package client // import "github.com/docker/docker/client"
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import (
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"context"
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"path"
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"github.com/docker/docker/api/types"
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)
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// Ping pings the server and returns the value of the "Docker-Experimental", "Builder-Version", "OS-Type" & "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", path.Join(cli.basePath, "/_ping"), 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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if serverResp.header != nil {
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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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ping.OSType = serverResp.header.Get("OSType")
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if bv := serverResp.header.Get("Builder-Version"); bv != "" {
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ping.BuilderVersion = types.BuilderVersion(bv)
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}
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}
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return ping, cli.checkResponseErr(serverResp)
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}
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