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rcholic wants to merge 1 commit into from
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chrome disable feature #209

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32 changes: 27 additions & 5 deletions sentience/browser.py
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Original file line number Diff line number Diff line change
Expand Up @@ -270,13 +270,28 @@ def start(self) -> None:
self.playwright = sync_playwright().start()

# Build launch arguments
#
# NOTE: Prefer a single --disable-features=... flag; Chrome's behavior with
# multiple flags is easy to get wrong (last-one-wins vs merge).
#
# - WebRtcHideLocalIpsWithMdns: WebRTC leak protection
# - TranslateUI: reduce UI popups / noise in automation
# - EnableTLS13EarlyData: avoid intermittent HTTP 425 "too early" responses
# from some CDNs/origins when Chrome uses TLS 1.3 0-RTT early data.
disabled_features = [
"WebRtcHideLocalIpsWithMdns",
"TranslateUI",
"EnableTLS13EarlyData",
]
args = [
f"--disable-extensions-except={self._extension_path}",
f"--load-extension={self._extension_path}",
"--disable-blink-features=AutomationControlled", # Hides 'navigator.webdriver'
"--disable-infobars",
# WebRTC leak protection (prevents real IP exposure when using proxies/VPNs)
"--disable-features=WebRtcHideLocalIpsWithMdns",
# HTTP/3 (QUIC) can surface intermittent edge/CDN weirdness in automation
# (including minimal error pages like "too early"). Prefer stability.
"--disable-quic",
f"--disable-features={','.join(disabled_features)}",
"--force-webrtc-ip-handling-policy=disable_non_proxied_udp",
]

Expand All @@ -302,7 +317,6 @@ def start(self) -> None:
"--disable-background-timer-throttling", # Disable background throttling
"--disable-backgrounding-occluded-windows", # Disable backgrounding
"--disable-renderer-backgrounding", # Disable renderer backgrounding
"--disable-features=TranslateUI", # Disable translate UI
"--disable-ipc-flooding-protection", # Disable IPC flooding protection
"--disable-logging", # Disable logging to reduce stderr noise
"--log-level=3", # Set log level to fatal only (suppresses warnings)
Expand Down Expand Up @@ -902,12 +916,21 @@ async def start(self) -> None:
self.playwright = await async_playwright().start()

# Build launch arguments
#
# NOTE: Prefer a single --disable-features=... flag; Chrome's behavior with
# multiple flags is easy to get wrong (last-one-wins vs merge).
disabled_features = [
"WebRtcHideLocalIpsWithMdns",
"TranslateUI",
"EnableTLS13EarlyData",
]
args = [
f"--disable-extensions-except={self._extension_path}",
f"--load-extension={self._extension_path}",
"--disable-blink-features=AutomationControlled",
"--disable-infobars",
"--disable-features=WebRtcHideLocalIpsWithMdns",
"--disable-quic",
f"--disable-features={','.join(disabled_features)}",
"--force-webrtc-ip-handling-policy=disable_non_proxied_udp",
]

Expand All @@ -933,7 +956,6 @@ async def start(self) -> None:
"--disable-background-timer-throttling", # Disable background throttling
"--disable-backgrounding-occluded-windows", # Disable backgrounding
"--disable-renderer-backgrounding", # Disable renderer backgrounding
"--disable-features=TranslateUI", # Disable translate UI
"--disable-ipc-flooding-protection", # Disable IPC flooding protection
"--disable-logging", # Disable logging to reduce stderr noise
"--log-level=3", # Set log level to fatal only (suppresses warnings)
Expand Down
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