92 lines
1.7 KiB
Go
92 lines
1.7 KiB
Go
package plugin
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import (
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"fmt"
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"log"
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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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)
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func helperProcess(s ...string) *exec.Cmd {
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cs := []string{"-test.run=TestHelperProcess", "--"}
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cs = append(cs, s...)
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env := []string{
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"GO_WANT_HELPER_PROCESS=1",
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"PACKER_PLUGIN_MIN_PORT=10000",
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"PACKER_PLUGIN_MAX_PORT=25000",
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}
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cmd := exec.Command(os.Args[0], cs...)
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cmd.Env = append(env, os.Environ()...)
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return cmd
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}
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// This is not a real test. This is just a helper process kicked off by
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// tests.
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func TestHelperProcess(*testing.T) {
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if os.Getenv("GO_WANT_HELPER_PROCESS") != "1" {
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return
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}
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defer os.Exit(0)
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args := os.Args
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for len(args) > 0 {
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if args[0] == "--" {
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args = args[1:]
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break
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}
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args = args[1:]
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}
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if len(args) == 0 {
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fmt.Fprintf(os.Stderr, "No command\n")
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os.Exit(2)
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}
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cmd, args := args[0], args[1:]
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switch cmd {
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case "builder":
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ServeBuilder(new(helperBuilder))
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case "command":
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ServeCommand(new(helperCommand))
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case "hook":
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ServeHook(new(helperHook))
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case "invalid-rpc-address":
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fmt.Println("lolinvalid")
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case "mock":
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fmt.Println(":1234")
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<-make(chan int)
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case "post-processor":
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ServePostProcessor(new(helperPostProcessor))
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case "provisioner":
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ServeProvisioner(new(helperProvisioner))
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case "start-timeout":
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time.Sleep(1 * time.Minute)
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os.Exit(1)
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case "stderr":
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fmt.Println(":1234")
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log.Println("HELLO")
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log.Println("WORLD")
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case "stdin":
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fmt.Println(":1234")
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data := make([]byte, 5)
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if _, err := os.Stdin.Read(data); err != nil {
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log.Printf("stdin read error: %s", err)
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os.Exit(100)
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}
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if string(data) == "hello" {
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os.Exit(0)
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}
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os.Exit(1)
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default:
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fmt.Fprintf(os.Stderr, "Unknown command: %q\n", cmd)
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os.Exit(2)
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}
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}
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