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Code Issues 87 Packages Projects Releases 17 Wiki Activity

auto detect browser

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This commit is contained in:
Antoni Sawicki
2026-04-23 11:40:57 -07:00
parent 7b9ffea57f
commit bd0c2d974c
2 changed files with 76 additions and 0 deletions
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6
ismap.go
View File

@@ -94,8 +94,14 @@ func chromedpStart() (context.CancelFunc, context.CancelFunc) {
if *userAgent != "" {
opts = append(opts, chromedp.UserAgent(*userAgent))
}
if *browserPath == "" {
*browserPath = findBrowser()
}
if *browserPath != "" {
log.Printf("Using browser: %s", *browserPath)
opts = append(opts, chromedp.ExecPath(*browserPath))
} else {
log.Printf("No browser detected, falling back to chromedp default lookup")
}
if *userDataDir != "" {
opts = append(opts, chromedp.UserDataDir(*userDataDir))

70
util.go
View File

@@ -8,6 +8,10 @@ import (
"log"
"net"
"net/http"
"os"
"os/exec"
"path/filepath"
"runtime"
"strings"
"time"
@@ -72,6 +76,72 @@ func asciify(s []byte) []byte {
return a
}
func findBrowser() string {
var paths []string
switch runtime.GOOS {
case "darwin":
paths = []string{
"/Applications/Google Chrome.app/Contents/MacOS/Google Chrome",
"/Applications/Chromium.app/Contents/MacOS/Chromium",
"/Applications/Brave Browser.app/Contents/MacOS/Brave Browser",
"/Applications/Microsoft Edge.app/Contents/MacOS/Microsoft Edge",
"/Applications/Google Chrome Canary.app/Contents/MacOS/Google Chrome Canary",
"/Applications/Brave Browser Beta.app/Contents/MacOS/Brave Browser Beta",
"/Applications/Brave Browser Nightly.app/Contents/MacOS/Brave Browser Nightly",
"/Applications/Vivaldi.app/Contents/MacOS/Vivaldi",
"/Applications/Arc.app/Contents/MacOS/Arc",
}
case "windows":
pf := os.Getenv("ProgramFiles")
pfx86 := os.Getenv("ProgramFiles(x86)")
lad := os.Getenv("LOCALAPPDATA")
paths = []string{
filepath.Join(pf, `Google\Chrome\Application\chrome.exe`),
filepath.Join(pfx86, `Google\Chrome\Application\chrome.exe`),
filepath.Join(lad, `Google\Chrome\Application\chrome.exe`),
filepath.Join(pf, `BraveSoftware\Brave-Browser\Application\brave.exe`),
filepath.Join(pfx86, `BraveSoftware\Brave-Browser\Application\brave.exe`),
filepath.Join(lad, `BraveSoftware\Brave-Browser\Application\brave.exe`),
filepath.Join(pf, `Chromium\Application\chrome.exe`),
filepath.Join(lad, `Chromium\Application\chrome.exe`),
filepath.Join(pf, `Microsoft\Edge\Application\msedge.exe`),
filepath.Join(pfx86, `Microsoft\Edge\Application\msedge.exe`),
filepath.Join(pf, `Vivaldi\Application\vivaldi.exe`),
}
default:
paths = []string{
"/usr/bin/google-chrome",
"/usr/bin/google-chrome-stable",
"/usr/bin/chromium",
"/usr/bin/chromium-browser",
"/usr/bin/brave-browser",
"/usr/bin/brave-browser-stable",
"/usr/bin/brave",
"/usr/bin/microsoft-edge",
"/usr/bin/vivaldi",
"/snap/bin/chromium",
"/snap/bin/brave",
"/opt/brave.com/brave/brave",
"/opt/google/chrome/chrome",
"/opt/vivaldi/vivaldi",
"/usr/local/bin/chrome",
"/usr/local/bin/chromium",
"/usr/local/bin/brave",
}
}
for _, p := range paths {
if _, err := os.Stat(p); err == nil {
return p
}
}
for _, n := range []string{"google-chrome", "google-chrome-stable", "chromium", "chromium-browser", "brave-browser", "brave", "microsoft-edge", "vivaldi", "chrome"} {
if p, err := exec.LookPath(n); err == nil {
return p
}
}
return ""
}
func fetchJnrbsnUserAgent() string {
client := &http.Client{Timeout: 5 * time.Second}
resp, err := client.Get("https://jnrbsn.github.io/user-agents/user-agents.json")