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moby--moby/api/client/events.go
Lei Jitang 2b0927c9ac Use consistent command description
Signed-off-by: Lei Jitang <leijitang@huawei.com>
2015-10-08 08:46:21 -04:00

63 lines
1.7 KiB
Go

package client
import (
"net/url"
"time"
Cli "github.com/docker/docker/cli"
"github.com/docker/docker/opts"
flag "github.com/docker/docker/pkg/mflag"
"github.com/docker/docker/pkg/parsers/filters"
"github.com/docker/docker/pkg/timeutils"
)
// CmdEvents prints a live stream of real time events from the server.
//
// Usage: docker events [OPTIONS]
func (cli *DockerCli) CmdEvents(args ...string) error {
cmd := Cli.Subcmd("events", nil, Cli.DockerCommands["events"].Description, true)
since := cmd.String([]string{"#since", "-since"}, "", "Show all events created since timestamp")
until := cmd.String([]string{"-until"}, "", "Stream events until this timestamp")
flFilter := opts.NewListOpts(nil)
cmd.Var(&flFilter, []string{"f", "-filter"}, "Filter output based on conditions provided")
cmd.Require(flag.Exact, 0)
cmd.ParseFlags(args, true)
var (
v = url.Values{}
eventFilterArgs = filters.Args{}
)
// Consolidate all filter flags, and sanity check them early.
// They'll get process in the daemon/server.
for _, f := range flFilter.GetAll() {
var err error
eventFilterArgs, err = filters.ParseFlag(f, eventFilterArgs)
if err != nil {
return err
}
}
ref := time.Now()
if *since != "" {
v.Set("since", timeutils.GetTimestamp(*since, ref))
}
if *until != "" {
v.Set("until", timeutils.GetTimestamp(*until, ref))
}
if len(eventFilterArgs) > 0 {
filterJSON, err := filters.ToParam(eventFilterArgs)
if err != nil {
return err
}
v.Set("filters", filterJSON)
}
sopts := &streamOpts{
rawTerminal: true,
out: cli.out,
}
if _, err := cli.stream("GET", "/events?"+v.Encode(), sopts); err != nil {
return err
}
return nil
}