moto/tests/test_awslambda/test_lambda.py
2019-10-22 16:02:33 -07:00

1496 lines
47 KiB
Python

from __future__ import unicode_literals
import base64
import uuid
import botocore.client
import boto3
import hashlib
import io
import json
import time
import zipfile
import sure # noqa
from freezegun import freeze_time
from moto import mock_dynamodb2, mock_lambda, mock_s3, mock_ec2, mock_sns, mock_logs, settings, mock_sqs
from nose.tools import assert_raises
from botocore.exceptions import ClientError
_lambda_region = 'us-west-2'
boto3.setup_default_session(region_name=_lambda_region)
def _process_lambda(func_str):
zip_output = io.BytesIO()
zip_file = zipfile.ZipFile(zip_output, 'w', zipfile.ZIP_DEFLATED)
zip_file.writestr('lambda_function.py', func_str)
zip_file.close()
zip_output.seek(0)
return zip_output.read()
def get_test_zip_file1():
pfunc = """
def lambda_handler(event, context):
return event
"""
return _process_lambda(pfunc)
def get_test_zip_file2():
func_str = """
import boto3
def lambda_handler(event, context):
ec2 = boto3.resource('ec2', region_name='us-west-2', endpoint_url='http://{base_url}')
volume_id = event.get('volume_id')
vol = ec2.Volume(volume_id)
print('get volume details for %s\\nVolume - %s state=%s, size=%s' % (volume_id, volume_id, vol.state, vol.size))
return event
""".format(base_url="motoserver:5000" if settings.TEST_SERVER_MODE else "ec2.us-west-2.amazonaws.com")
return _process_lambda(func_str)
def get_test_zip_file3():
pfunc = """
def lambda_handler(event, context):
print("get_test_zip_file3 success")
return event
"""
return _process_lambda(pfunc)
def get_test_zip_file4():
pfunc = """
def lambda_handler(event, context):
raise Exception('I failed!')
"""
return _process_lambda(pfunc)
@mock_lambda
def test_list_functions():
conn = boto3.client('lambda', 'us-west-2')
result = conn.list_functions()
result['Functions'].should.have.length_of(0)
@mock_lambda
def test_invoke_requestresponse_function():
conn = boto3.client('lambda', 'us-west-2')
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file1(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
in_data = {'msg': 'So long and thanks for all the fish'}
success_result = conn.invoke(FunctionName='testFunction', InvocationType='RequestResponse',
Payload=json.dumps(in_data))
success_result["StatusCode"].should.equal(202)
result_obj = json.loads(
base64.b64decode(success_result["LogResult"]).decode('utf-8'))
result_obj.should.equal(in_data)
payload = success_result["Payload"].read().decode('utf-8')
json.loads(payload).should.equal(in_data)
@mock_lambda
def test_invoke_event_function():
conn = boto3.client('lambda', 'us-west-2')
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file1(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
conn.invoke.when.called_with(
FunctionName='notAFunction',
InvocationType='Event',
Payload='{}'
).should.throw(botocore.client.ClientError)
in_data = {'msg': 'So long and thanks for all the fish'}
success_result = conn.invoke(
FunctionName='testFunction', InvocationType='Event', Payload=json.dumps(in_data))
success_result["StatusCode"].should.equal(202)
json.loads(success_result['Payload'].read().decode(
'utf-8')).should.equal({})
if settings.TEST_SERVER_MODE:
@mock_ec2
@mock_lambda
def test_invoke_function_get_ec2_volume():
conn = boto3.resource("ec2", "us-west-2")
vol = conn.create_volume(Size=99, AvailabilityZone='us-west-2')
vol = conn.Volume(vol.id)
conn = boto3.client('lambda', 'us-west-2')
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file2(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
in_data = {'volume_id': vol.id}
result = conn.invoke(FunctionName='testFunction',
InvocationType='RequestResponse', Payload=json.dumps(in_data))
result["StatusCode"].should.equal(202)
msg = 'get volume details for %s\nVolume - %s state=%s, size=%s\n%s' % (
vol.id, vol.id, vol.state, vol.size, json.dumps(in_data))
log_result = base64.b64decode(result["LogResult"]).decode('utf-8')
# fix for running under travis (TODO: investigate why it has an extra newline)
log_result = log_result.replace('\n\n', '\n')
log_result.should.equal(msg)
payload = result['Payload'].read().decode('utf-8')
# fix for running under travis (TODO: investigate why it has an extra newline)
payload = payload.replace('\n\n', '\n')
payload.should.equal(msg)
@mock_logs
@mock_sns
@mock_ec2
@mock_lambda
def test_invoke_function_from_sns():
logs_conn = boto3.client("logs", region_name="us-west-2")
sns_conn = boto3.client("sns", region_name="us-west-2")
sns_conn.create_topic(Name="some-topic")
topics_json = sns_conn.list_topics()
topics = topics_json["Topics"]
topic_arn = topics[0]['TopicArn']
conn = boto3.client('lambda', 'us-west-2')
result = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file3(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
sns_conn.subscribe(TopicArn=topic_arn, Protocol="lambda", Endpoint=result['FunctionArn'])
result = sns_conn.publish(TopicArn=topic_arn, Message=json.dumps({}))
start = time.time()
while (time.time() - start) < 30:
result = logs_conn.describe_log_streams(logGroupName='/aws/lambda/testFunction')
log_streams = result.get('logStreams')
if not log_streams:
time.sleep(1)
continue
assert len(log_streams) == 1
result = logs_conn.get_log_events(logGroupName='/aws/lambda/testFunction', logStreamName=log_streams[0]['logStreamName'])
for event in result.get('events'):
if event['message'] == 'get_test_zip_file3 success':
return
time.sleep(1)
assert False, "Test Failed"
@mock_lambda
def test_create_based_on_s3_with_missing_bucket():
conn = boto3.client('lambda', 'us-west-2')
conn.create_function.when.called_with(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'this-bucket-does-not-exist',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
VpcConfig={
"SecurityGroupIds": ["sg-123abc"],
"SubnetIds": ["subnet-123abc"],
},
).should.throw(botocore.client.ClientError)
@mock_lambda
@mock_s3
@freeze_time('2015-01-01 00:00:00')
def test_create_function_from_aws_bucket():
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file2()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
result = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
VpcConfig={
"SecurityGroupIds": ["sg-123abc"],
"SubnetIds": ["subnet-123abc"],
},
)
# this is hard to match against, so remove it
result['ResponseMetadata'].pop('HTTPHeaders', None)
# Botocore inserts retry attempts not seen in Python27
result['ResponseMetadata'].pop('RetryAttempts', None)
result.pop('LastModified')
result.should.equal({
'FunctionName': 'testFunction',
'FunctionArn': 'arn:aws:lambda:{}:123456789012:function:testFunction'.format(_lambda_region),
'Runtime': 'python2.7',
'Role': 'test-iam-role',
'Handler': 'lambda_function.lambda_handler',
"CodeSha256": hashlib.sha256(zip_content).hexdigest(),
"CodeSize": len(zip_content),
'Description': 'test lambda function',
'Timeout': 3,
'MemorySize': 128,
'Version': '1',
'VpcConfig': {
"SecurityGroupIds": ["sg-123abc"],
"SubnetIds": ["subnet-123abc"],
"VpcId": "vpc-123abc"
},
'ResponseMetadata': {'HTTPStatusCode': 201},
})
@mock_lambda
@freeze_time('2015-01-01 00:00:00')
def test_create_function_from_zipfile():
conn = boto3.client('lambda', 'us-west-2')
zip_content = get_test_zip_file1()
result = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': zip_content,
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
# this is hard to match against, so remove it
result['ResponseMetadata'].pop('HTTPHeaders', None)
# Botocore inserts retry attempts not seen in Python27
result['ResponseMetadata'].pop('RetryAttempts', None)
result.pop('LastModified')
result.should.equal({
'FunctionName': 'testFunction',
'FunctionArn': 'arn:aws:lambda:{}:123456789012:function:testFunction'.format(_lambda_region),
'Runtime': 'python2.7',
'Role': 'test-iam-role',
'Handler': 'lambda_function.lambda_handler',
'CodeSize': len(zip_content),
'Description': 'test lambda function',
'Timeout': 3,
'MemorySize': 128,
'CodeSha256': hashlib.sha256(zip_content).hexdigest(),
'Version': '1',
'VpcConfig': {
"SecurityGroupIds": [],
"SubnetIds": [],
},
'ResponseMetadata': {'HTTPStatusCode': 201},
})
@mock_lambda
@mock_s3
@freeze_time('2015-01-01 00:00:00')
def test_get_function():
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file1()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
result = conn.get_function(FunctionName='testFunction')
# this is hard to match against, so remove it
result['ResponseMetadata'].pop('HTTPHeaders', None)
# Botocore inserts retry attempts not seen in Python27
result['ResponseMetadata'].pop('RetryAttempts', None)
result['Configuration'].pop('LastModified')
result['Code']['Location'].should.equal('s3://awslambda-{0}-tasks.s3-{0}.amazonaws.com/test.zip'.format(_lambda_region))
result['Code']['RepositoryType'].should.equal('S3')
result['Configuration']['CodeSha256'].should.equal(hashlib.sha256(zip_content).hexdigest())
result['Configuration']['CodeSize'].should.equal(len(zip_content))
result['Configuration']['Description'].should.equal('test lambda function')
result['Configuration'].should.contain('FunctionArn')
result['Configuration']['FunctionName'].should.equal('testFunction')
result['Configuration']['Handler'].should.equal('lambda_function.lambda_handler')
result['Configuration']['MemorySize'].should.equal(128)
result['Configuration']['Role'].should.equal('test-iam-role')
result['Configuration']['Runtime'].should.equal('python2.7')
result['Configuration']['Timeout'].should.equal(3)
result['Configuration']['Version'].should.equal('$LATEST')
result['Configuration'].should.contain('VpcConfig')
# Test get function with
result = conn.get_function(FunctionName='testFunction', Qualifier='$LATEST')
result['Configuration']['Version'].should.equal('$LATEST')
result['Configuration']['FunctionArn'].should.equal('arn:aws:lambda:us-west-2:123456789012:function:testFunction:$LATEST')
# Test get function when can't find function name
with assert_raises(ClientError):
conn.get_function(FunctionName='junk', Qualifier='$LATEST')
@mock_lambda
@mock_s3
def test_delete_function():
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file2()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
success_result = conn.delete_function(FunctionName='testFunction')
# this is hard to match against, so remove it
success_result['ResponseMetadata'].pop('HTTPHeaders', None)
# Botocore inserts retry attempts not seen in Python27
success_result['ResponseMetadata'].pop('RetryAttempts', None)
success_result.should.equal({'ResponseMetadata': {'HTTPStatusCode': 204}})
function_list = conn.list_functions()
function_list['Functions'].should.have.length_of(0)
@mock_lambda
@mock_s3
def test_delete_function_by_arn():
bucket_name = 'test-bucket'
s3_conn = boto3.client('s3', 'us-east-1')
s3_conn.create_bucket(Bucket=bucket_name)
zip_content = get_test_zip_file2()
s3_conn.put_object(Bucket=bucket_name, Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-east-1')
fnc = conn.create_function(FunctionName='testFunction',
Runtime='python2.7', Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={'S3Bucket': bucket_name, 'S3Key': 'test.zip'},
Description='test lambda function',
Timeout=3, MemorySize=128, Publish=True)
conn.delete_function(FunctionName=fnc['FunctionArn'])
function_list = conn.list_functions()
function_list['Functions'].should.have.length_of(0)
@mock_lambda
def test_delete_unknown_function():
conn = boto3.client('lambda', 'us-west-2')
conn.delete_function.when.called_with(
FunctionName='testFunctionThatDoesntExist').should.throw(botocore.client.ClientError)
@mock_lambda
@mock_s3
def test_publish():
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file2()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=False,
)
function_list = conn.list_functions()
function_list['Functions'].should.have.length_of(1)
latest_arn = function_list['Functions'][0]['FunctionArn']
res = conn.publish_version(FunctionName='testFunction')
assert res['ResponseMetadata']['HTTPStatusCode'] == 201
function_list = conn.list_functions()
function_list['Functions'].should.have.length_of(2)
# #SetComprehension ;-)
published_arn = list({f['FunctionArn'] for f in function_list['Functions']} - {latest_arn})[0]
published_arn.should.contain('testFunction:1')
conn.delete_function(FunctionName='testFunction', Qualifier='1')
function_list = conn.list_functions()
function_list['Functions'].should.have.length_of(1)
function_list['Functions'][0]['FunctionArn'].should.contain('testFunction')
@mock_lambda
@mock_s3
@freeze_time('2015-01-01 00:00:00')
def test_list_create_list_get_delete_list():
"""
test `list -> create -> list -> get -> delete -> list` integration
"""
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file2()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
conn.list_functions()['Functions'].should.have.length_of(0)
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
expected_function_result = {
"Code": {
"Location": "s3://awslambda-{0}-tasks.s3-{0}.amazonaws.com/test.zip".format(_lambda_region),
"RepositoryType": "S3"
},
"Configuration": {
"CodeSha256": hashlib.sha256(zip_content).hexdigest(),
"CodeSize": len(zip_content),
"Description": "test lambda function",
"FunctionArn": 'arn:aws:lambda:{}:123456789012:function:testFunction'.format(_lambda_region),
"FunctionName": "testFunction",
"Handler": "lambda_function.lambda_handler",
"MemorySize": 128,
"Role": "test-iam-role",
"Runtime": "python2.7",
"Timeout": 3,
"Version": '$LATEST',
"VpcConfig": {
"SecurityGroupIds": [],
"SubnetIds": [],
}
},
'ResponseMetadata': {'HTTPStatusCode': 200},
}
func = conn.list_functions()['Functions'][0]
func.pop('LastModified')
func.should.equal(expected_function_result['Configuration'])
func = conn.get_function(FunctionName='testFunction')
# this is hard to match against, so remove it
func['ResponseMetadata'].pop('HTTPHeaders', None)
# Botocore inserts retry attempts not seen in Python27
func['ResponseMetadata'].pop('RetryAttempts', None)
func['Configuration'].pop('LastModified')
func.should.equal(expected_function_result)
conn.delete_function(FunctionName='testFunction')
conn.list_functions()['Functions'].should.have.length_of(0)
@mock_lambda
def test_invoke_lambda_error():
lambda_fx = """
def lambda_handler(event, context):
raise Exception('failsauce')
"""
zip_output = io.BytesIO()
zip_file = zipfile.ZipFile(zip_output, 'w', zipfile.ZIP_DEFLATED)
zip_file.writestr('lambda_function.py', lambda_fx)
zip_file.close()
zip_output.seek(0)
client = boto3.client('lambda', region_name='us-east-1')
client.create_function(
FunctionName='test-lambda-fx',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
Code={
'ZipFile': zip_output.read()
},
)
result = client.invoke(
FunctionName='test-lambda-fx',
InvocationType='RequestResponse',
LogType='Tail'
)
assert 'FunctionError' in result
assert result['FunctionError'] == 'Handled'
@mock_lambda
@mock_s3
def test_tags():
"""
test list_tags -> tag_resource -> list_tags -> tag_resource -> list_tags -> untag_resource -> list_tags integration
"""
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file2()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
function = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
# List tags when there are none
conn.list_tags(
Resource=function['FunctionArn']
)['Tags'].should.equal(dict())
# List tags when there is one
conn.tag_resource(
Resource=function['FunctionArn'],
Tags=dict(spam='eggs')
)['ResponseMetadata']['HTTPStatusCode'].should.equal(200)
conn.list_tags(
Resource=function['FunctionArn']
)['Tags'].should.equal(dict(spam='eggs'))
# List tags when another has been added
conn.tag_resource(
Resource=function['FunctionArn'],
Tags=dict(foo='bar')
)['ResponseMetadata']['HTTPStatusCode'].should.equal(200)
conn.list_tags(
Resource=function['FunctionArn']
)['Tags'].should.equal(dict(spam='eggs', foo='bar'))
# Untag resource
conn.untag_resource(
Resource=function['FunctionArn'],
TagKeys=['spam', 'trolls']
)['ResponseMetadata']['HTTPStatusCode'].should.equal(204)
conn.list_tags(
Resource=function['FunctionArn']
)['Tags'].should.equal(dict(foo='bar'))
# Untag a tag that does not exist (no error and no change)
conn.untag_resource(
Resource=function['FunctionArn'],
TagKeys=['spam']
)['ResponseMetadata']['HTTPStatusCode'].should.equal(204)
@mock_lambda
def test_tags_not_found():
"""
Test list_tags and tag_resource when the lambda with the given arn does not exist
"""
conn = boto3.client('lambda', 'us-west-2')
conn.list_tags.when.called_with(
Resource='arn:aws:lambda:123456789012:function:not-found'
).should.throw(botocore.client.ClientError)
conn.tag_resource.when.called_with(
Resource='arn:aws:lambda:123456789012:function:not-found',
Tags=dict(spam='eggs')
).should.throw(botocore.client.ClientError)
conn.untag_resource.when.called_with(
Resource='arn:aws:lambda:123456789012:function:not-found',
TagKeys=['spam']
).should.throw(botocore.client.ClientError)
@mock_lambda
def test_invoke_async_function():
conn = boto3.client('lambda', 'us-west-2')
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={'ZipFile': get_test_zip_file1()},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
success_result = conn.invoke_async(
FunctionName='testFunction',
InvokeArgs=json.dumps({'test': 'event'})
)
success_result['Status'].should.equal(202)
@mock_lambda
@freeze_time('2015-01-01 00:00:00')
def test_get_function_created_with_zipfile():
conn = boto3.client('lambda', 'us-west-2')
zip_content = get_test_zip_file1()
result = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.handler',
Code={
'ZipFile': zip_content,
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.get_function(
FunctionName='testFunction'
)
response['Configuration'].pop('LastModified')
response['ResponseMetadata']['HTTPStatusCode'].should.equal(200)
assert len(response['Code']) == 2
assert response['Code']['RepositoryType'] == 'S3'
assert response['Code']['Location'].startswith('s3://awslambda-{0}-tasks.s3-{0}.amazonaws.com'.format(_lambda_region))
response['Configuration'].should.equal(
{
"CodeSha256": hashlib.sha256(zip_content).hexdigest(),
"CodeSize": len(zip_content),
"Description": "test lambda function",
"FunctionArn": 'arn:aws:lambda:{}:123456789012:function:testFunction'.format(_lambda_region),
"FunctionName": "testFunction",
"Handler": "lambda_function.handler",
"MemorySize": 128,
"Role": "test-iam-role",
"Runtime": "python2.7",
"Timeout": 3,
"Version": '$LATEST',
"VpcConfig": {
"SecurityGroupIds": [],
"SubnetIds": [],
}
},
)
@mock_lambda
def test_add_function_permission():
conn = boto3.client('lambda', 'us-west-2')
zip_content = get_test_zip_file1()
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.handler',
Code={
'ZipFile': zip_content,
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.add_permission(
FunctionName='testFunction',
StatementId='1',
Action="lambda:InvokeFunction",
Principal='432143214321',
SourceArn="arn:aws:lambda:us-west-2:account-id:function:helloworld",
SourceAccount='123412341234',
EventSourceToken='blah',
Qualifier='2'
)
assert u'Statement' in response
res = json.loads(response[u'Statement'])
assert res[u'Action'] == u'lambda:InvokeFunction'
@mock_lambda
def test_get_function_policy():
conn = boto3.client('lambda', 'us-west-2')
zip_content = get_test_zip_file1()
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.handler',
Code={
'ZipFile': zip_content,
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.add_permission(
FunctionName='testFunction',
StatementId='1',
Action="lambda:InvokeFunction",
Principal='432143214321',
SourceArn="arn:aws:lambda:us-west-2:account-id:function:helloworld",
SourceAccount='123412341234',
EventSourceToken='blah',
Qualifier='2'
)
response = conn.get_policy(
FunctionName='testFunction'
)
assert u'Policy' in response
res = json.loads(response[u'Policy'])
assert res[u'Statement'][0][u'Action'] == u'lambda:InvokeFunction'
@mock_lambda
@mock_s3
def test_list_versions_by_function():
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file2()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='arn:aws:iam::123456789012:role/test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
res = conn.publish_version(FunctionName='testFunction')
assert res['ResponseMetadata']['HTTPStatusCode'] == 201
versions = conn.list_versions_by_function(FunctionName='testFunction')
assert len(versions['Versions']) == 3
assert versions['Versions'][0]['FunctionArn'] == 'arn:aws:lambda:us-west-2:123456789012:function:testFunction:$LATEST'
assert versions['Versions'][1]['FunctionArn'] == 'arn:aws:lambda:us-west-2:123456789012:function:testFunction:1'
assert versions['Versions'][2]['FunctionArn'] == 'arn:aws:lambda:us-west-2:123456789012:function:testFunction:2'
conn.create_function(
FunctionName='testFunction_2',
Runtime='python2.7',
Role='arn:aws:iam::123456789012:role/test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=False,
)
versions = conn.list_versions_by_function(FunctionName='testFunction_2')
assert len(versions['Versions']) == 1
assert versions['Versions'][0]['FunctionArn'] == 'arn:aws:lambda:us-west-2:123456789012:function:testFunction_2:$LATEST'
@mock_lambda
@mock_s3
def test_create_function_with_already_exists():
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file2()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
assert response['FunctionName'] == 'testFunction'
@mock_lambda
@mock_s3
def test_list_versions_by_function_for_nonexistent_function():
conn = boto3.client('lambda', 'us-west-2')
versions = conn.list_versions_by_function(FunctionName='testFunction')
assert len(versions['Versions']) == 0
@mock_logs
@mock_lambda
@mock_sqs
def test_create_event_source_mapping():
sqs = boto3.resource('sqs')
queue = sqs.create_queue(QueueName="test-sqs-queue1")
conn = boto3.client('lambda')
func = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file3(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.create_event_source_mapping(
EventSourceArn=queue.attributes['QueueArn'],
FunctionName=func['FunctionArn'],
)
assert response['EventSourceArn'] == queue.attributes['QueueArn']
assert response['FunctionArn'] == func['FunctionArn']
assert response['State'] == 'Enabled'
@mock_logs
@mock_lambda
@mock_sqs
def test_invoke_function_from_sqs():
logs_conn = boto3.client("logs")
sqs = boto3.resource('sqs')
queue = sqs.create_queue(QueueName="test-sqs-queue1")
conn = boto3.client('lambda')
func = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file3(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.create_event_source_mapping(
EventSourceArn=queue.attributes['QueueArn'],
FunctionName=func['FunctionArn'],
)
assert response['EventSourceArn'] == queue.attributes['QueueArn']
assert response['State'] == 'Enabled'
sqs_client = boto3.client('sqs')
sqs_client.send_message(QueueUrl=queue.url, MessageBody='test')
start = time.time()
while (time.time() - start) < 30:
result = logs_conn.describe_log_streams(logGroupName='/aws/lambda/testFunction')
log_streams = result.get('logStreams')
if not log_streams:
time.sleep(1)
continue
assert len(log_streams) == 1
result = logs_conn.get_log_events(logGroupName='/aws/lambda/testFunction', logStreamName=log_streams[0]['logStreamName'])
for event in result.get('events'):
if event['message'] == 'get_test_zip_file3 success':
return
time.sleep(1)
assert False, "Test Failed"
@mock_logs
@mock_lambda
@mock_dynamodb2
def test_invoke_function_from_dynamodb():
logs_conn = boto3.client("logs")
dynamodb = boto3.client('dynamodb')
table_name = 'table_with_stream'
table = dynamodb.create_table(TableName=table_name,
KeySchema=[{'AttributeName':'id','KeyType':'HASH'}],
AttributeDefinitions=[{'AttributeName':'id','AttributeType':'S'}],
StreamSpecification={'StreamEnabled': True,
'StreamViewType': 'NEW_AND_OLD_IMAGES'})
conn = boto3.client('lambda')
func = conn.create_function(FunctionName='testFunction', Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={'ZipFile': get_test_zip_file3()},
Description='test lambda function executed after a DynamoDB table is updated',
Timeout=3, MemorySize=128, Publish=True)
response = conn.create_event_source_mapping(
EventSourceArn=table['TableDescription']['LatestStreamArn'],
FunctionName=func['FunctionArn']
)
assert response['EventSourceArn'] == table['TableDescription']['LatestStreamArn']
assert response['State'] == 'Enabled'
dynamodb.put_item(TableName=table_name, Item={'id': { 'S': 'item 1' }})
start = time.time()
while (time.time() - start) < 30:
result = logs_conn.describe_log_streams(logGroupName='/aws/lambda/testFunction')
log_streams = result.get('logStreams')
if not log_streams:
time.sleep(1)
continue
assert len(log_streams) == 1
result = logs_conn.get_log_events(logGroupName='/aws/lambda/testFunction', logStreamName=log_streams[0]['logStreamName'])
for event in result.get('events'):
if event['message'] == 'get_test_zip_file3 success':
return
time.sleep(1)
assert False, "Test Failed"
@mock_logs
@mock_lambda
@mock_sqs
def test_invoke_function_from_sqs_exception():
logs_conn = boto3.client("logs")
sqs = boto3.resource('sqs')
queue = sqs.create_queue(QueueName="test-sqs-queue1")
conn = boto3.client('lambda')
func = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file4(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.create_event_source_mapping(
EventSourceArn=queue.attributes['QueueArn'],
FunctionName=func['FunctionArn'],
)
assert response['EventSourceArn'] == queue.attributes['QueueArn']
assert response['State'] == 'Enabled'
entries = []
for i in range(3):
body = {
"uuid": str(uuid.uuid4()),
"test": "test_{}".format(i),
}
entry = {
'Id': str(i),
'MessageBody': json.dumps(body)
}
entries.append(entry)
queue.send_messages(Entries=entries)
start = time.time()
while (time.time() - start) < 30:
result = logs_conn.describe_log_streams(logGroupName='/aws/lambda/testFunction')
log_streams = result.get('logStreams')
if not log_streams:
time.sleep(1)
continue
assert len(log_streams) >= 1
result = logs_conn.get_log_events(logGroupName='/aws/lambda/testFunction', logStreamName=log_streams[0]['logStreamName'])
for event in result.get('events'):
if 'I failed!' in event['message']:
messages = queue.receive_messages(MaxNumberOfMessages=10)
# Verify messages are still visible and unprocessed
assert len(messages) == 3
return
time.sleep(1)
assert False, "Test Failed"
@mock_logs
@mock_lambda
@mock_sqs
def test_list_event_source_mappings():
sqs = boto3.resource('sqs')
queue = sqs.create_queue(QueueName="test-sqs-queue1")
conn = boto3.client('lambda')
func = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file3(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.create_event_source_mapping(
EventSourceArn=queue.attributes['QueueArn'],
FunctionName=func['FunctionArn'],
)
mappings = conn.list_event_source_mappings(EventSourceArn='123')
assert len(mappings['EventSourceMappings']) == 0
mappings = conn.list_event_source_mappings(EventSourceArn=queue.attributes['QueueArn'])
assert len(mappings['EventSourceMappings']) == 1
assert mappings['EventSourceMappings'][0]['UUID'] == response['UUID']
assert mappings['EventSourceMappings'][0]['FunctionArn'] == func['FunctionArn']
@mock_lambda
@mock_sqs
def test_get_event_source_mapping():
sqs = boto3.resource('sqs')
queue = sqs.create_queue(QueueName="test-sqs-queue1")
conn = boto3.client('lambda')
func = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file3(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.create_event_source_mapping(
EventSourceArn=queue.attributes['QueueArn'],
FunctionName=func['FunctionArn'],
)
mapping = conn.get_event_source_mapping(UUID=response['UUID'])
assert mapping['UUID'] == response['UUID']
assert mapping['FunctionArn'] == func['FunctionArn']
conn.get_event_source_mapping.when.called_with(UUID='1')\
.should.throw(botocore.client.ClientError)
@mock_lambda
@mock_sqs
def test_update_event_source_mapping():
sqs = boto3.resource('sqs')
queue = sqs.create_queue(QueueName="test-sqs-queue1")
conn = boto3.client('lambda')
func1 = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file3(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
func2 = conn.create_function(
FunctionName='testFunction2',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file3(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.create_event_source_mapping(
EventSourceArn=queue.attributes['QueueArn'],
FunctionName=func1['FunctionArn'],
)
assert response['FunctionArn'] == func1['FunctionArn']
assert response['BatchSize'] == 10
assert response['State'] == 'Enabled'
mapping = conn.update_event_source_mapping(
UUID=response['UUID'],
Enabled=False,
BatchSize=15,
FunctionName='testFunction2'
)
assert mapping['UUID'] == response['UUID']
assert mapping['FunctionArn'] == func2['FunctionArn']
assert mapping['State'] == 'Disabled'
@mock_lambda
@mock_sqs
def test_delete_event_source_mapping():
sqs = boto3.resource('sqs')
queue = sqs.create_queue(QueueName="test-sqs-queue1")
conn = boto3.client('lambda')
func1 = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': get_test_zip_file3(),
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
response = conn.create_event_source_mapping(
EventSourceArn=queue.attributes['QueueArn'],
FunctionName=func1['FunctionArn'],
)
assert response['FunctionArn'] == func1['FunctionArn']
assert response['BatchSize'] == 10
assert response['State'] == 'Enabled'
response = conn.delete_event_source_mapping(UUID=response['UUID'])
assert response['State'] == 'Deleting'
conn.get_event_source_mapping.when.called_with(UUID=response['UUID'])\
.should.throw(botocore.client.ClientError)
@mock_lambda
@mock_s3
def test_update_configuration():
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file2()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
fxn = conn.create_function(
FunctionName='testFunction',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
assert fxn['Description'] == 'test lambda function'
assert fxn['Handler'] == 'lambda_function.lambda_handler'
assert fxn['MemorySize'] == 128
assert fxn['Runtime'] == 'python2.7'
assert fxn['Timeout'] == 3
updated_config = conn.update_function_configuration(
FunctionName='testFunction',
Description='updated test lambda function',
Handler='lambda_function.new_lambda_handler',
Runtime='python3.6',
Timeout=7
)
assert updated_config['ResponseMetadata']['HTTPStatusCode'] == 200
assert updated_config['Description'] == 'updated test lambda function'
assert updated_config['Handler'] == 'lambda_function.new_lambda_handler'
assert updated_config['MemorySize'] == 128
assert updated_config['Runtime'] == 'python3.6'
assert updated_config['Timeout'] == 7
@mock_lambda
def test_update_function_zip():
conn = boto3.client('lambda', 'us-west-2')
zip_content_one = get_test_zip_file1()
fxn = conn.create_function(
FunctionName='testFunctionZip',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'ZipFile': zip_content_one,
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
zip_content_two = get_test_zip_file2()
fxn_updated = conn.update_function_code(
FunctionName='testFunctionZip',
ZipFile=zip_content_two,
Publish=True
)
response = conn.get_function(
FunctionName='testFunctionZip',
Qualifier='2'
)
response['Configuration'].pop('LastModified')
response['ResponseMetadata']['HTTPStatusCode'].should.equal(200)
assert len(response['Code']) == 2
assert response['Code']['RepositoryType'] == 'S3'
assert response['Code']['Location'].startswith('s3://awslambda-{0}-tasks.s3-{0}.amazonaws.com'.format(_lambda_region))
response['Configuration'].should.equal(
{
"CodeSha256": hashlib.sha256(zip_content_two).hexdigest(),
"CodeSize": len(zip_content_two),
"Description": "test lambda function",
"FunctionArn": 'arn:aws:lambda:{}:123456789012:function:testFunctionZip:2'.format(_lambda_region),
"FunctionName": "testFunctionZip",
"Handler": "lambda_function.lambda_handler",
"MemorySize": 128,
"Role": "test-iam-role",
"Runtime": "python2.7",
"Timeout": 3,
"Version": '2',
"VpcConfig": {
"SecurityGroupIds": [],
"SubnetIds": [],
}
},
)
@mock_lambda
@mock_s3
def test_update_function_s3():
s3_conn = boto3.client('s3', 'us-west-2')
s3_conn.create_bucket(Bucket='test-bucket')
zip_content = get_test_zip_file1()
s3_conn.put_object(Bucket='test-bucket', Key='test.zip', Body=zip_content)
conn = boto3.client('lambda', 'us-west-2')
fxn = conn.create_function(
FunctionName='testFunctionS3',
Runtime='python2.7',
Role='test-iam-role',
Handler='lambda_function.lambda_handler',
Code={
'S3Bucket': 'test-bucket',
'S3Key': 'test.zip',
},
Description='test lambda function',
Timeout=3,
MemorySize=128,
Publish=True,
)
zip_content_two = get_test_zip_file2()
s3_conn.put_object(Bucket='test-bucket', Key='test2.zip', Body=zip_content_two)
fxn_updated = conn.update_function_code(
FunctionName='testFunctionS3',
S3Bucket='test-bucket',
S3Key='test2.zip',
Publish=True
)
response = conn.get_function(
FunctionName='testFunctionS3',
Qualifier='2'
)
response['Configuration'].pop('LastModified')
response['ResponseMetadata']['HTTPStatusCode'].should.equal(200)
assert len(response['Code']) == 2
assert response['Code']['RepositoryType'] == 'S3'
assert response['Code']['Location'].startswith('s3://awslambda-{0}-tasks.s3-{0}.amazonaws.com'.format(_lambda_region))
response['Configuration'].should.equal(
{
"CodeSha256": hashlib.sha256(zip_content_two).hexdigest(),
"CodeSize": len(zip_content_two),
"Description": "test lambda function",
"FunctionArn": 'arn:aws:lambda:{}:123456789012:function:testFunctionS3:2'.format(_lambda_region),
"FunctionName": "testFunctionS3",
"Handler": "lambda_function.lambda_handler",
"MemorySize": 128,
"Role": "test-iam-role",
"Runtime": "python2.7",
"Timeout": 3,
"Version": '2',
"VpcConfig": {
"SecurityGroupIds": [],
"SubnetIds": [],
}
},
)