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115 lines
2.3 KiB
Go
115 lines
2.3 KiB
Go
package pm2
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import (
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"context"
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"time"
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"github.com/mafredri/cdp/devtool"
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"github.com/thecodingmachine/gotenberg/internal/pkg/xerror"
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"github.com/thecodingmachine/gotenberg/internal/pkg/xlog"
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)
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type chromeProcess struct {
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logger xlog.Logger
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}
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// NewChromeProcess returns a Google Chrome
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// headless process.
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func NewChromeProcess(logger xlog.Logger) Process {
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return chromeProcess{
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logger: logger,
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}
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}
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func (p chromeProcess) Fullname() string {
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return "Google Chrome headless"
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}
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func (p chromeProcess) Start() error {
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const op string = "pm2.chromeProcess.Start"
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if err := start(p.logger, p); err != nil {
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return xerror.New(op, err)
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}
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return nil
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}
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func (p chromeProcess) IsViable() bool {
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const op string = "pm2.chromeProcess.IsViable"
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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p.logger.DebugfOp(
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op,
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"checking '%s' viability via endpoint '%s'",
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p.Fullname(),
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"http://localhost:9222/json/version",
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)
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v, err := devtool.New("http://localhost:9222").Version(ctx)
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if err != nil {
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p.logger.ErrorfOp(
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op,
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"'%s' is not viable as endpoint returned '%v'",
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p.Fullname(),
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err,
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)
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return false
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}
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p.logger.DebugfOp(
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op,
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"'%s' is viable as endpoint returned '%v'",
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p.Fullname(),
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v,
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)
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return true
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}
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func (p chromeProcess) Stop() error {
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const op string = "pm2.chromeProcess.Stop"
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if err := stop(p.logger, p); err != nil {
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return xerror.New(op, err)
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}
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return nil
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}
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func (p chromeProcess) args() []string {
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return []string{
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"--no-sandbox",
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"--headless",
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"--font-render-hinting=medium",
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"--remote-debugging-port=9222",
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"--disable-gpu",
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"--disable-translate",
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"--disable-extensions",
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"--disable-background-networking",
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"--safebrowsing-disable-auto-update",
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"--disable-sync",
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"--disable-default-apps",
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"--hide-scrollbars",
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"--metrics-recording-only",
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"--mute-audio",
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"--no-first-run",
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}
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}
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func (p chromeProcess) binary() string {
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return "google-chrome-stable"
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}
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func (p chromeProcess) warmup() {
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const (
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op string = "pm2.chromeProcess.warmup"
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warmupTime time.Duration = 10 * time.Second
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)
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p.logger.DebugfOp(
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op,
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"waiting '%v' for allowing '%s' to warmup",
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warmupTime,
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p.Fullname(),
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)
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time.Sleep(warmupTime)
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}
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// Compile-time checks to ensure type implements desired interfaces.
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var (
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_ = Process(new(chromeProcess))
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)
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