75 lines
1.9 KiB
Go
75 lines
1.9 KiB
Go
package client
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import (
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"net/url"
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"strconv"
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"time"
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"github.com/docker/docker/opts"
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flag "github.com/docker/docker/pkg/mflag"
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"github.com/docker/docker/pkg/parsers/filters"
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"github.com/docker/docker/pkg/timeutils"
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)
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// CmdEvents prints a live stream of real time events from the server.
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//
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// Usage: docker events [OPTIONS]
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func (cli *DockerCli) CmdEvents(args ...string) error {
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cmd := cli.Subcmd("events", "", "Get real time events from the server", true)
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since := cmd.String([]string{"#since", "-since"}, "", "Show all events created since timestamp")
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until := cmd.String([]string{"-until"}, "", "Stream events until this timestamp")
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flFilter := opts.NewListOpts(nil)
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cmd.Var(&flFilter, []string{"f", "-filter"}, "Filter output based on conditions provided")
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cmd.Require(flag.Exact, 0)
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cmd.ParseFlags(args, true)
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var (
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v = url.Values{}
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loc = time.FixedZone(time.Now().Zone())
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eventFilterArgs = filters.Args{}
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)
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// Consolidate all filter flags, and sanity check them early.
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// They'll get process in the daemon/server.
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for _, f := range flFilter.GetAll() {
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var err error
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eventFilterArgs, err = filters.ParseFlag(f, eventFilterArgs)
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if err != nil {
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return err
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}
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}
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var setTime = func(key, value string) {
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format := timeutils.RFC3339NanoFixed
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if len(value) < len(format) {
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format = format[:len(value)]
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}
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if t, err := time.ParseInLocation(format, value, loc); err == nil {
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v.Set(key, strconv.FormatInt(t.Unix(), 10))
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} else {
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v.Set(key, value)
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}
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}
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if *since != "" {
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setTime("since", *since)
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}
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if *until != "" {
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setTime("until", *until)
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}
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if len(eventFilterArgs) > 0 {
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filterJSON, err := filters.ToParam(eventFilterArgs)
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if err != nil {
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return err
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}
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v.Set("filters", filterJSON)
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}
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sopts := &streamOpts{
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rawTerminal: true,
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out: cli.out,
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}
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if err := cli.stream("GET", "/events?"+v.Encode(), sopts); err != nil {
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return err
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}
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return nil
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}
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