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Add option to skip signature verification #821

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Add option to skip signature verification #821

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ddbbd44
Add option to skip signature verification
habara-k Jun 27, 2025
e6b69b2
Merge branch 'master' into allow-to-skip-signature-verification
habara-k Jul 4, 2025
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3 changes: 2 additions & 1 deletion examples/aiohttp-echo/app.py
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Original file line number Diff line number Diff line change
Expand Up @@ -89,7 +89,8 @@ async def echo(self, request):
async def main(port=8000):
async_api_client = AsyncApiClient(configuration)
line_bot_api = AsyncMessagingApi(async_api_client)
parser = WebhookParser(channel_secret)
# Dummy value is fine to skip webhook signature verification
parser = WebhookParser("Dummy Channel Secret", lambda: True)

handler = Handler(line_bot_api, parser)

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5 changes: 3 additions & 2 deletions linebot/v3/webhook.py
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Original file line number Diff line number Diff line change
Expand Up @@ -112,12 +112,13 @@ def __init__(self, events=None, destination=None):
class WebhookParser(object):
"""Webhook Parser."""

def __init__(self, channel_secret):
def __init__(self, channel_secret, skip_signature_verification = lambda: False):
"""__init__ method.

:param str channel_secret: Channel secret (as text)
"""
self.signature_validator = SignatureValidator(channel_secret)
self.skip_signature_verification = skip_signature_verification

def parse(self, body, signature, as_payload=False):
"""Parse webhook request body as text.
Expand All @@ -129,7 +130,7 @@ def parse(self, body, signature, as_payload=False):
| :py:class:`linebot.v3.webhook.WebhookPayload`
:return: Events list, or WebhookPayload instance
"""
if not self.signature_validator.validate(body, signature):
if not self.skip_signature_verification() and not self.signature_validator.validate(body, signature):
raise InvalidSignatureError(
'Invalid signature. signature=' + signature)

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