mirror of https://github.com/coder/coder.git
67 lines
1.5 KiB
Go
67 lines
1.5 KiB
Go
//go:build linux
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package reaper_test
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import (
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"os"
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"os/exec"
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"testing"
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"time"
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"github.com/hashicorp/go-reap"
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"github.com/stretchr/testify/require"
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"github.com/coder/coder/agent/reaper"
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"github.com/coder/coder/testutil"
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)
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func TestReap(t *testing.T) {
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t.Parallel()
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// Don't run the reaper test in CI. It does weird
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// things like forkexecing which may have unintended
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// consequences in CI.
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if _, ok := os.LookupEnv("CI"); ok {
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t.Skip("Detected CI, skipping reaper tests")
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}
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// OK checks that's the reaper is successfully reaping
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// exited processes and passing the PIDs through the shared
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// channel.
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t.Run("OK", func(t *testing.T) {
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t.Parallel()
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pids := make(reap.PidCh, 1)
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err := reaper.ForkReap(
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reaper.WithPIDCallback(pids),
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// Provide some argument that immediately exits.
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reaper.WithExecArgs("/bin/sh", "-c", "exit 0"),
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)
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require.NoError(t, err)
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cmd := exec.Command("tail", "-f", "/dev/null")
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err = cmd.Start()
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require.NoError(t, err)
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cmd2 := exec.Command("tail", "-f", "/dev/null")
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err = cmd2.Start()
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require.NoError(t, err)
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err = cmd.Process.Kill()
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require.NoError(t, err)
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err = cmd2.Process.Kill()
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require.NoError(t, err)
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expectedPIDs := []int{cmd.Process.Pid, cmd2.Process.Pid}
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for i := 0; i < len(expectedPIDs); i++ {
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select {
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case <-time.After(testutil.WaitShort):
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t.Fatalf("Timed out waiting for process")
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case pid := <-pids:
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require.Contains(t, expectedPIDs, pid)
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}
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}
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})
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}
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