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replaced dailyAPIKey with pccApiKey, also allow handling of messages when hmac is missing

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This commit is contained in:
Varun Singh
2025-04-01 23:34:24 -07:00
parent 18b56d4a10
commit a14205415f
3 changed files with 24 additions and 17 deletions
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3
examples/pcc-dialin-server/simple-python/env.example Normal file
View File

@@ -0,0 +1,3 @@
AGENT_NAME="your-agent-name"
PIPECAT_CLOUD_API_KEY="your-daily-api-key"
PINLESS_HMAC_SECRET="hmac-secret-pinless-dialin"

12
examples/pcc-dialin-server/simple-python/requirements.txt
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@@ -1,6 +1,6 @@
fastapi==0.104.1 fastapi
uvicorn==0.24.0 uvicorn
python-dotenv==1.0.0 python-dotenv
requests==2.31.0 requests
pydantic==2.10.6 pydantic
loguru==0.7.2 loguru

26
examples/pcc-dialin-server/simple-python/server.py
View File

@@ -94,19 +94,23 @@ async def dial(request: RoomRequest, raw_request: Request):
# calculate signature and compare/verify # calculate signature and compare/verify
hmac_secret = os.getenv("PINLESS_HMAC_SECRET") hmac_secret = os.getenv("PINLESS_HMAC_SECRET")
timestamp = raw_request.headers.get("x-pinless-timestamp") timestamp = raw_request.headers.get("x-pinless-timestamp")
signature = raw_request.headers.get("x-pinless-signature")
if timestamp: if not hmac_secret:
signature = timestamp + "." + raw_body_str logger.debug("Skipping HMAC validation - PINLESS_HMAC_SECRET not set")
logger.debug(f"Signature: {signature}") elif timestamp and signature:
message = timestamp + "." + raw_body_str
base64_decoded_secret = base64.b64decode(hmac_secret) base64_decoded_secret = base64.b64decode(hmac_secret)
computed_signature = base64.b64encode( computed_signature = base64.b64encode(
hmac.new(base64_decoded_secret, signature.encode(), "sha256").digest() hmac.new(base64_decoded_secret, message.encode(), "sha256").digest()
).decode() ).decode()
if computed_signature != raw_request.headers.get("x-pinless-signature"): if computed_signature != signature:
logger.error("Invalid signature") logger.error(f"Invalid signature. Expected {signature}, got {computed_signature}")
raise HTTPException(status_code=401, detail="Invalid signature") raise HTTPException(status_code=401, detail="Invalid signature")
else:
logger.debug("Skipping HMAC validation - no signature headers present")
if request.test == "test": if request.test == "test":
logger.debug("Test request received") logger.debug("Test request received")
@@ -134,7 +138,7 @@ async def dial(request: RoomRequest, raw_request: Request):
if dialin_settings is not None: if dialin_settings is not None:
sip_config = { sip_config = {
"display_name": "dialin", "display_name": request.From,
"sip_mode": "dial-in", "sip_mode": "dial-in",
"num_endpoints": 2 if request.call_transfer is not None else 1, "num_endpoints": 2 if request.call_transfer is not None else 1,
} }
@@ -155,13 +159,13 @@ async def dial(request: RoomRequest, raw_request: Request):
}, },
} }
daily_api_key = os.getenv("DAILY_API_KEY") pcc_api_key = os.getenv("PIPECAT_CLOUD_API_KEY")
agent_name = os.getenv("AGENT_NAME", "my-first-agent") agent_name = os.getenv("AGENT_NAME", "my-first-agent")
if not daily_api_key: if not pcc_api_key:
raise HTTPException(status_code=500, detail="DAILY_API_KEY environment variable is not set") raise HTTPException(status_code=500, detail="DAILY_API_KEY environment variable is not set")
headers = {"Authorization": f"Bearer {daily_api_key}", "Content-Type": "application/json"} headers = {"Authorization": f"Bearer {pcc_api_key}", "Content-Type": "application/json"}
url = f"https://api.pipecat.daily.co/v1/public/{agent_name}/start" url = f"https://api.pipecat.daily.co/v1/public/{agent_name}/start"
@@ -192,6 +196,6 @@ if __name__ == "__main__":
try: try:
import uvicorn import uvicorn
uvicorn.run(app, host="0.0.0.0", port=3000) uvicorn.run(app, host="0.0.0.0", port=7860)
except KeyboardInterrupt: except KeyboardInterrupt:
logger.info("Server stopped manually") logger.info("Server stopped manually")