def delete_channel(medialive, event, context):
"""
Delete a MediaLive channel
Return success/failure
"""
channel_id = event["PhysicalResourceId"]
try:
# stop the channel
medialive.stop_channel(ChannelId=channel_id)
# wait untl the channel is idle, otherwise the lambda will time out
resource_tools.wait_for_channel_states(medialive, channel_id, ['IDLE'])
except Exception as ex:
# report it and continue
print(ex)
try:
response = medialive.delete_channel(ChannelId=channel_id)
result = {'Status': 'SUCCESS', 'Data': {}, 'ResourceId': channel_id}
except Exception as ex:
print(ex)
result = {
'Status': 'FAILED',
'Data': {
"Exception": str(ex)
},
'ResourceId': channel_id
}
return result
def create_channel(medialive, event, context, auto_id=True):
"""
Create a MediaLive channel
Return the channel URL, username and password generated by MediaLive
"""
if auto_id:
channel_id = "%s-%s" % (resource_tools.stack_name(event),
event["LogicalResourceId"])
else:
channel_id = event["PhysicalResourceId"]
try:
destinations = {
'p_url': event["ResourceProperties"]["PackagerPrimaryChannelUrl"],
'p_u':
event["ResourceProperties"]["PackagerPrimaryChannelUsername"],
'p_p':
event["ResourceProperties"]["PackagerPrimaryChannelPassword"],
'b_url':
event["ResourceProperties"]["PackagerSecondaryChannelUrl"],
'b_u':
event["ResourceProperties"]["PackagerSecondaryChannelUsername"],
'b_p':
event["ResourceProperties"]["PackagerSecondaryChannelPassword"]
}
print("The Destinations are: %s \n" % destinations)
channel_id = create_live_channel(
event["ResourceProperties"]["MediaLiveInputId"], channel_id,
event["ResourceProperties"]["Resolutions"], destinations,
event["ResourceProperties"]["MediaLiveAccessRoleArn"], medialive)
result = {'Status': 'SUCCESS', 'Data': {}, 'ResourceId': channel_id}
# wait until the channel is idle, otherwise the lambda will time out
resource_tools.wait_for_channel_states(medialive, channel_id, ['IDLE'])
if event['State'] == "ON":
medialive.start_channel(ChannelId=channel_id)
except Exception as ex:
print(ex)
result = {
'Status': 'FAILED',
'Data': {
"Exception": str(ex)
},
'ResourceId': channel_id
}
return result