ONVIF http request example

onvif_request.py

#!/usr/bin/env python3

import hashlib
import os
import base64
from datetime import datetime

username = "admin"
password = "12345"
# created = datetime.now().strftime("%Y-%m-%dT%H:%M:%S.000Z")
created = datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%S.000Z")

raw_nonce = os.urandom(20)
nonce = base64.b64encode(raw_nonce)

sha1 = hashlib.sha1()
sha1.update(raw_nonce + created.encode('utf8') + password.encode('utf8'))
raw_digest = sha1.digest()
digest = base64.b64encode(raw_digest)

template = """<s:Envelope xmlns:s="http://www.w3.org/2003/05/soap-envelope">
    <s:Header>
        <Security s:mustUnderstand="1" xmlns="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd">
            <UsernameToken>
                <Username>{username}</Username>
                <Password Type="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-username-token-profile-1.0#PasswordDigest">{digest}</Password>
                <Nonce EncodingType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#Base64Binary">{nonce}</Nonce>
                <Created xmlns="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd">{created}</Created>
            </UsernameToken>
        </Security>
    </s:Header>
    <s:Body xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
        <GetCapabilities xmlns="http://www.onvif.org/ver10/device/wsdl">
            <Category>All</Category>
        </GetCapabilities>
    </s:Body>
</s:Envelope>"""

req_body = template.format(username=username, nonce=nonce.decode('utf8'), created=created, digest=digest.decode('utf8'))
print(req_body)

request.sh

#!/bin/bash                                                                     
                                                                                
python3 onvif_request.py > request.xml                                          
curl --silent -X POST --header 'Content-Type: text/xml; charset=utf-8' -d @request.xml 'http://192.168.4.61/onvif/device_service' | xmllint --format -

I played with your script and I had an error 417 - Expectation Failed, after adding --header 'Expect:' to the curl request, It worked.

Works great, thanks!

Thank you. With this script you helped me onto the correct path onto finding my rtsp uri for my camera!

great! helped me a lot me thanks