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85 lines
1.8 KiB
Go
85 lines
1.8 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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)
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const (
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warmupTime = 10 * time.Second
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)
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type chrome struct {
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manager *processManager
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}
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// NewChrome retruns a Google Chrome
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// headless process.
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func NewChrome(debug bool) Process {
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return &chrome{
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manager: &processManager{verbose: debug},
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}
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}
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func (p *chrome) Fullname() string {
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return "Google Chrome headless"
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}
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func (p *chrome) Start() error {
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return p.manager.start(p)
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}
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func (p *chrome) Shutdown() error {
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return p.manager.shutdown(p)
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}
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func (p *chrome) args() []string {
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return []string{
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"--no-sandbox",
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"--headless",
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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 *chrome) name() string {
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return "google-chrome-stable"
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}
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func (p *chrome) viable() bool {
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// check if Google Chrome is correctly running.
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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p.manager.notifyf(`%v: checking Chrome liveness via debug version endpoint
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'http://localhost:9222/json/version'`, p.name())
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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.manager.notifyf("%v: Chrome version endpoint returned error: %v", p.name(), err)
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return false
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}
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p.manager.notifyf("%v: Chrome returned version info: %+v", p.name(), *v)
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return true
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}
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func (p *chrome) warmup() {
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p.manager.notifyf("%v: allowing Chrome %v to startup", p.name(), warmupTime)
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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(chrome))
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)
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