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synced 2022-11-09 12:21:53 -05:00
79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
package logging
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import (
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"bufio"
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"context"
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"os"
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"strings"
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"testing"
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"time"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/integration/internal/container"
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"github.com/docker/docker/testutil/daemon"
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"gotest.tools/v3/assert"
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"gotest.tools/v3/skip"
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)
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func TestContinueAfterPluginCrash(t *testing.T) {
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skip.If(t, testEnv.IsRemoteDaemon, "test requires daemon on the same host")
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t.Parallel()
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d := daemon.New(t)
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d.StartWithBusybox(t, "--iptables=false", "--init")
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defer d.Stop(t)
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client := d.NewClientT(t)
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createPlugin(t, client, "test", "close_on_start", asLogDriver)
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ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
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assert.Assert(t, client.PluginEnable(ctx, "test", types.PluginEnableOptions{Timeout: 30}))
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cancel()
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defer client.PluginRemove(context.Background(), "test", types.PluginRemoveOptions{Force: true})
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ctx, cancel = context.WithTimeout(context.Background(), 60*time.Second)
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id := container.Run(ctx, t, client,
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container.WithAutoRemove,
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container.WithLogDriver("test"),
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container.WithCmd(
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"/bin/sh", "-c", "while true; do sleep 1; echo hello; done",
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),
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)
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cancel()
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defer client.ContainerRemove(context.Background(), id, types.ContainerRemoveOptions{Force: true})
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// Attach to the container to make sure it's written a few times to stdout
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attach, err := client.ContainerAttach(context.Background(), id, types.ContainerAttachOptions{Stream: true, Stdout: true})
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assert.NilError(t, err)
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chErr := make(chan error, 1)
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go func() {
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defer close(chErr)
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rdr := bufio.NewReader(attach.Reader)
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for i := 0; i < 5; i++ {
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_, _, err := rdr.ReadLine()
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if err != nil {
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chErr <- err
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return
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}
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}
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}()
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select {
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case err := <-chErr:
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assert.NilError(t, err)
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case <-time.After(60 * time.Second):
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t.Fatal("timeout waiting for container i/o")
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}
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// check daemon logs for "broken pipe"
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// TODO(@cpuguy83): This is horribly hacky but is the only way to really test this case right now.
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// It would be nice if there was a way to know that a broken pipe has occurred without looking through the logs.
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log, err := os.Open(d.LogFileName())
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assert.NilError(t, err)
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scanner := bufio.NewScanner(log)
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for scanner.Scan() {
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assert.Assert(t, !strings.Contains(scanner.Text(), "broken pipe"))
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}
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}
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