mirror of
https://github.com/priyanshujain/sanderling.git
synced 2026-10-02 19:17:10 +00:00
97 lines
3.1 KiB
Go
97 lines
3.1 KiB
Go
package testrun
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import (
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"context"
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"fmt"
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"io"
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"net"
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"os"
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"os/exec"
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"strconv"
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"github.com/priyanshujain/sanderling/internal/android"
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"github.com/priyanshujain/sanderling/internal/driver"
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"github.com/priyanshujain/sanderling/internal/driver/chrome"
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driverSidecar "github.com/priyanshujain/sanderling/internal/driver/sidecar"
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"github.com/priyanshujain/sanderling/internal/ios"
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"github.com/priyanshujain/sanderling/internal/sidecarassets"
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)
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// buildDriver creates the appropriate DeviceDriver for the platform and returns
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// a cleanup function. For web, ChromeDriver is used directly; for android/ios
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// the JVM sidecar is extracted, spawned, and dialed.
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func buildDriver(ctx context.Context, options Options, stdout io.Writer) (driver.DeviceDriver, func(), error) {
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if err := Preflight(ctx, options.Platform); err != nil {
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return nil, nil, err
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}
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if options.Platform == "web" {
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d := chrome.New()
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return d, func() { _ = d.Terminate(context.Background()) }, nil
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}
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sidecarDirectory := os.TempDir() + "/sanderling-sidecar"
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jarPath, err := sidecarassets.Extract(sidecarDirectory)
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if err != nil {
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return nil, nil, fmt.Errorf("extract sidecar: %w", err)
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}
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fmt.Fprintf(stdout, "sidecar JAR: %s (size=%d)\n", jarPath, sidecarassets.EmbeddedSize())
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sidecarPort, err := pickFreePort()
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if err != nil {
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return nil, nil, err
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}
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sidecarArgs := []string{"-jar", jarPath,
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"--port", strconv.Itoa(sidecarPort),
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"--platform", options.Platform,
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}
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if options.Platform == "ios" {
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if udid := ios.BootedUDID(ctx); udid != "" {
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sidecarArgs = append(sidecarArgs, "--udid", udid)
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}
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}
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sidecarCommand := exec.CommandContext(ctx, "java", sidecarArgs...)
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sidecarCommand.Stdout = stdout
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sidecarCommand.Stderr = stdout
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sidecarCommand.Env = android.EnvWithAndroidPlatformTools(os.Environ())
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if err := sidecarCommand.Start(); err != nil {
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return nil, nil, fmt.Errorf("spawn sidecar: %w", err)
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}
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fmt.Fprintf(stdout, "sidecar pid=%d listening on 127.0.0.1:%d\n", sidecarCommand.Process.Pid, sidecarPort)
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driverClient, err := driverSidecar.Dial(fmt.Sprintf("127.0.0.1:%d", sidecarPort))
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if err != nil {
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_ = sidecarCommand.Process.Kill()
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return nil, nil, fmt.Errorf("dial sidecar: %w", err)
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}
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driverClient.SetPlatform(options.Platform)
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// WaitForHealth confirms the gRPC sidecar is up. For iOS, the WDA warmup
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// (absorbing the XCUITest startup race) runs inside IosDriverBackend.init
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// in the sidecar - no additional sleep needed here.
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healthCtx, healthCancel := context.WithTimeout(ctx, sidecarStartupTimeout)
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if err := driverClient.WaitForHealth(healthCtx, 250e6); err != nil {
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healthCancel()
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_ = sidecarCommand.Process.Kill()
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_ = driverClient.Close()
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return nil, nil, fmt.Errorf("sidecar health check: %w", err)
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}
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healthCancel()
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fmt.Fprintln(stdout, "sidecar is healthy")
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cleanup := func() {
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_ = driverClient.Close()
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if sidecarCommand.Process != nil {
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_ = sidecarCommand.Process.Kill()
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}
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}
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return driverClient, cleanup, nil
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}
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func pickFreePort() (int, error) {
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listener, err := net.Listen("tcp", "127.0.0.1:0")
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if err != nil {
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return 0, err
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}
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defer listener.Close()
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return listener.Addr().(*net.TCPAddr).Port, nil
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}
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