def create_jwt(project_id, private_key, algorithm, token_ttl):
# print init in process of jwt generation
print("Creating JWT...")
# the actual token
private_key = rsa.PrivateKey(*private_key)
# duration
claims = {
# The time that the token was issued at
'iat': utime.time() + epoch_offset,
# The time the token expires.
'exp': utime.time() + epoch_offset + token_ttl,
# The audience field should always be set to the GCP project id.
'aud': project_id
}
# This only supports RS256 at this time.
header = {"alg": algorithm, "typ": "JWT"}
content = b42_urlsafe_encode(ujson.dumps(header).encode('utf-8'))
content = content + '.' + b42_urlsafe_encode(
ujson.dumps(claims).encode('utf-8'))
signature = b42_urlsafe_encode(rsa.sign(content, private_key, 'SHA-256'))
#signed JWT
return content + '.' + signature
def create_jwt(project_id, private_key, algorithm, token_ttl):
print("Creating JWT...")
private_key = rsa.PrivateKey(*private_key)
claims = {
'iat': utime.time() + epoch_offset,
'exp': utime.time() + epoch_offset + token_ttl,
'aud': project_id
}
header = {"alg": algorithm, "typ": "JWT"}
content = b42_urlsafe_encode(ujson.dumps(header).encode('utf-8'))
content = content + '.' + b42_urlsafe_encode(
ujson.dumps(claims).encode('utf-8'))
signature = b42_urlsafe_encode(
rsa.sign(content, private_key, 'SHA-256'))
return content + '.' + signature
def create_jwt(project_id, private_key, algorithm, token_ttl):
print("Creating JWT...")
private_key = rsa.PrivateKey(*private_key)
# Epoch_offset is needed because micropython epoch is 2000-1-1 and unix is 1970-1-1. Adding 946684800 (30 years)
epoch_offset = 946684800
claims = {
# The time that the token was issued at
'iat': utime.time() + epoch_offset,
# The time the token expires.
'exp': utime.time() + epoch_offset + token_ttl,
# The audience field should always be set to the GCP project id.
'aud': project_id
}
#This only supports RS256 at this time.
header = { "alg": algorithm, "typ": "JWT" }
content = b42_urlsafe_encode(ujson.dumps(header).encode('utf-8'))
content = content + '.' + b42_urlsafe_encode(ujson.dumps(claims).encode('utf-8'))
signature = b42_urlsafe_encode(rsa.sign(content,private_key,'SHA-256'))
return content+ '.' + signature #signed JWT