(CkPython) Get a Google Drive Access Token using a .p12 Private Key

Demonstrates how to get a Google Drive API access token using a .p12 private key.

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import sys
import chilkat

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

gAuth = chilkat.CkAuthGoogle()

pfx = chilkat.CkPfx()
success = pfx.LoadPfxFile("qa_data/googleApi/ChilkatTest-5ba79ce39459.p12","notasecret")
if (success != True):
    print(pfx.lastErrorText())
    sys.exit()

success = gAuth.SetP12(pfx)
if (success != True):
    print(gAuth.lastErrorText())
    sys.exit()

# Choose a scope.
gAuth.put_Scope("https://www.googleapis.com/auth/drive")

# Request an access token that is valid for this many seconds.
gAuth.put_ExpireNumSeconds(3600)

# If the application is requesting delegated access:
# The email address of the user for which the application is requesting delegated access,
# then set the email address here. (Otherwise leave it empty.)
gAuth.put_SubEmailAddress("support@chilkatcloud.com")

gAuth.put_EmailAddress("597922945226-00rb0ppfg0snd9jo6bhvd4v17jtj2d3a@developer.gserviceaccount.com")

# Connect to www.googleapis.com using TLS (TLS 1.2 is the default.)
# The Chilkat socket object is used so that the connection can be established
# through proxies or an SSH tunnel if desired.
tlsSock = chilkat.CkSocket()
success = tlsSock.Connect("www.googleapis.com",443,True,5000)
if (success != True):
    print(tlsSock.lastErrorText())
    sys.exit()

# Send the request to obtain the access token.
success = gAuth.ObtainAccessToken(tlsSock)
if (success != True):
    print(gAuth.lastErrorText())
    sys.exit()

# Examine the access token:
print("Access Token: " + gAuth.accessToken())