(CkPython) bitzlato.com whoami

Demonstrates sending a request to the bitzlato.com whoami endpoint using an ES256 JWT token for authentication.

Chilkat Python Downloads install with pip pip3 install chilkat or download... Python Module for Windows, MacOS, Linux, Alpine Linux, Solaris

import sys
import chilkat

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

#  Use the following ECC key loaded from JWK format.
jwk = chilkat.CkJsonObject()
success = jwk.UpdateString("kty","EC")
success = jwk.UpdateString("crv","P-256")
success = jwk.UpdateString("x","...")
success = jwk.UpdateString("y","...")
success = jwk.UpdateString("d","...")

eccKey = chilkat.CkPrivateKey()
success = eccKey.LoadJwk(jwk.emit())
if (success == False):
    print(eccKey.lastErrorText())
    sys.exit()

jwt = chilkat.CkJwt()

# Build the JOSE header
jose = chilkat.CkJsonObject()
success = jose.AppendString("format","compact")
success = jose.AppendString("alg","ES256")

# Now build the JWT claims (also known as the payload)

# Our JWT claims will contain members as shown here:

# 	{
# 	  "email":"your_email@example.com",
# 	  "aud":"usr",
# 	  "iat":"1588286154",
# 	  "jti":"555D9123"
# 	}

claims = chilkat.CkJsonObject()
claims.AppendString("jti","555D9123")
claims.AppendString("email","your_email@example.com")

# Set the timestamp of when the JWT was created to now minus 60 seconds
curDateTime = jwt.GenNumericDate(-60)
success = claims.AddIntAt(-1,"iat",curDateTime)

# Set the "not process before" timestamp to now minus 60 seconds
success = claims.AddIntAt(-1,"nbf",curDateTime)

# Set the timestamp defining an expiration time (end time) for the token
# to be now + 1 hour (3600 seconds)
success = claims.AddIntAt(-1,"exp",curDateTime + 3600)

claims.AppendString("aud","usr")

# Produce the smallest possible JWT:
jwt.put_AutoCompact(True)

# Create the JWT token.  This is where the RSA signature is created.
jwt_token = jwt.createJwtPk(jose.emit(),claims.emit(),eccKey)

print(jwt_token)

# Send the HTTPS GET with the jwt_token used for Authorization.
http = chilkat.CkHttp()
http.put_AuthToken(jwt_token)
responseStr = http.quickGetStr("https://bitzlato.com/api/auth/whoami")
if (http.get_LastMethodSuccess() == False):
    print(http.lastErrorText())
    sys.exit()

print("status code = " + str(http.get_LastStatus()))
print(responseStr)