def wait_for_instance(self, instance_id, state): """ wait for EC2 instance to reach a state """ msg( "... waiting EC2 instance " + instance_id + " to be in " + state + " state ..." ) reached = False instance = None while not reached: insts = self.connection.get_all_instances([instance_id]) for res in insts : instance = res.instances[0] debug_msg( "... current state: " + instance.state ) if instance.state == state : reached = True break if not reached: BaseDatetime.sleep(10) return instance
key = self.connection.create_key_pair(ec2_key_pair)
key.save(key_dir)
else:
raise
reservation = self.connection.run_instances(ec2_ami,
key_name=ec2_key_pair,
instance_type=ec2_instancetype,
security_groups=[group])
instance = reservation.instances[0]
conn.create_tags([instance.id], {"Name":ec2_tag})
while instance.state == u'pending':
msg( "Instance state: %s" % instance.state )
BaseDatetime.sleep(10)
instance.update()
msg( "Instance.ID: %s: " % instance.id )
msg( "Instance state: %s " % instance.state )
msg( "Public DNS: %s" % instance.public_dns_name )
return instance
def start_instance(self, instance_id):
"""
start EC2 instance with given ID
"""
msg( "... starting EC2 instance " + instance_id + " ..." )
self.connection.start_instances(instance_ids=[instance_id])
return self.wait_for_instance(instance_id, "running")
