import sys
import boto.s3.connection
#------------------------------------------------------------------------------
HOST_S3 = 'ss3.scayle.es'
PORT_S3 = 443
#------------------------------------------------------------------------------
# FUNCTION:      S3 Connection
# DESCRIPTION:  Connection to Server S3
# PARAMETERS:   accessKey:   Encoded token to access with AD User
#------------------------------------------------------------------------------
def S3Connection (accessKey):
   global conn
   try:
      conn = boto.connect_s3(
        aws_access_key_id=accessKey,
        aws_secret_access_key=accessKey,
        host=HOST_S3,
        port=PORT_S3,
        is_secure=True,
        calling_format=boto.s3.connection.OrdinaryCallingFormat(),
       )
   except:
      print ("AD User with access data <%s> has not privileges or does not exist." % (accessKey))
      sys.exit(-1)
#------------------------------------------------------------------------------
# FUNCTION:  	infoResources
# DESCRIPTION:  Show all buckets associated to user and their keys
#------------------------------------------------------------------------------
def infoResources ():

    try:
      for bucket in conn.get_all_buckets():
        print ("- BUCKET {name} {created}".format(
             name=bucket.name,
             created=bucket.creation_date,
        ))
        for key in bucket.list():
            print ("   - KEY {name}\t{modified}".format(
                name = key.name,
                modified = key.last_modified,
                ))
    except:
      print ("Connection to OpenCayle can not be done, please review your AccessKey:")
      print ("1) Run program s3AccessKey.py")
      print ("2) Run program s3CheckConnection.py")
      print ("If problem persists then contact to Scayle through HelpDesk tool.")
      sys.exit (-4)

#########################################################################################################
# PROGRAM
#########################################################################################################
# -----------------------------  PARAMETERS EVALUATION -----------------------------
if len(sys.argv) >= 2:
        accessKey = str(sys.argv[1])
        print ("PARAMETERS: Access Key <%s>" % (accessKey))
else:
        print ("USE: python s3DeleteKey.py <Access Key> ")
        sys.exit(-1)

# ----------------------- CONNECTION  ------------------------------------------------
S3Connection (accessKey)

print ("-----------------------------------------------------------------------------------------")
print ("                         Open Scayle Resources associated to user.  ")
print ("-----------------------------------------------------------------------------------------")
infoResources ()

# -------------- END PROCESS --------------------------------------------------------------------
print ("-----------------------------------------------------------------------------------------")
print ("                         END Open Scayle Resources  ")
print ("-----------------------------------------------------------------------------------------")
sys.exit(0)