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aws-cli/awscli/customizations/codedeploy/utils.py at develop · chefren/aws-cli · GitHub
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awscli
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customizations
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codedeploy
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utils.py
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aws-cli
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awscli
/
customizations
/
codedeploy
/
utils.py
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# Copyright 2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file is
# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
# ANY KIND, either express or implied. See the License for the specific
# language governing permissions and limitations under the License.
import
platform
import
re
import
awscli
.
compat
from
awscli
.
compat
import
urlopen
,
URLError
from
awscli
.
customizations
.
codedeploy
.
systems
import
System
,
Ubuntu
,
Windows
,
RHEL
from
socket
import
timeout
MAX_INSTANCE_NAME_LENGTH
=
100
MAX_TAGS_PER_INSTANCE
=
10
MAX_TAG_KEY_LENGTH
=
128
MAX_TAG_VALUE_LENGTH
=
256
INSTANCE_NAME_PATTERN
=
r'^[A-Za-z0-9+=,.@_-]+$'
IAM_USER_ARN_PATTERN
=
r'^arn:aws:iam::[0-9]{12}:user/[A-Za-z0-9/+=,.@_-]+$'
INSTANCE_NAME_ARG
=
{
'name'
:
'instance-name'
,
'synopsis'
:
'--instance-name <instance-name>'
,
'required'
:
True
,
'help_text'
: (
'Required. The name of the on-premises instance.'
)
}
IAM_USER_ARN_ARG
=
{
'name'
:
'iam-user-arn'
,
'synopsis'
:
'--iam-user-arn <iam-user-arn>'
,
'required'
:
False
,
'help_text'
: (
'Optional. The IAM user associated with the on-premises instance.'
)
}
def
validate_region
(
params
,
parsed_globals
):
if
parsed_globals
.
region
:
params
.
region
=
parsed_globals
.
region
else
:
params
.
region
=
params
.
session
.
get_config_variable
(
'region'
)
if
not
params
.
region
:
raise
RuntimeError
(
'Region not specified.'
)
def
validate_instance_name
(
params
):
if
params
.
instance_name
:
if
not
re
.
match
(
INSTANCE_NAME_PATTERN
,
params
.
instance_name
):
raise
ValueError
(
'Instance name contains invalid characters.'
)
if
params
.
instance_name
.
startswith
(
'i-'
):
raise
ValueError
(
'Instance name cannot start with
\'
i-
\'
.'
)
if
len
(
params
.
instance_name
)
>
MAX_INSTANCE_NAME_LENGTH
:
raise
ValueError
(
'Instance name cannot be longer than {0} characters.'
.
format
(
MAX_INSTANCE_NAME_LENGTH
)
)
def
validate_tags
(
params
):
if
params
.
tags
:
if
len
(
params
.
tags
)
>
MAX_TAGS_PER_INSTANCE
:
raise
ValueError
(
'Instances can only have a maximum of {0} tags.'
.
format
(
MAX_TAGS_PER_INSTANCE
)
)
for
tag
in
params
.
tags
:
if
len
(
tag
[
'Key'
])
>
MAX_TAG_KEY_LENGTH
:
raise
ValueError
(
'Tag Key cannot be longer than {0} characters.'
.
format
(
MAX_TAG_KEY_LENGTH
)
)
if
len
(
tag
[
'Value'
])
>
MAX_TAG_VALUE_LENGTH
:
raise
ValueError
(
'Tag Value cannot be longer than {0} characters.'
.
format
(
MAX_TAG_VALUE_LENGTH
)
)
def
validate_iam_user_arn
(
params
):
if
params
.
iam_user_arn
and
\
not
re
.
match
(
IAM_USER_ARN_PATTERN
,
params
.
iam_user_arn
):
raise
ValueError
(
'Invalid IAM user ARN.'
)
def
validate_instance
(
params
):
if
platform
.
system
()
==
'Linux'
:
distribution
=
awscli
.
compat
.
linux_distribution
()[
0
]
if
'Ubuntu'
in
distribution
:
params
.
system
=
Ubuntu
(
params
)
if
'Red Hat Enterprise Linux Server'
in
distribution
:
params
.
system
=
RHEL
(
params
)
elif
platform
.
system
()
==
'Windows'
:
params
.
system
=
Windows
(
params
)
if
'system'
not
in
params
:
raise
RuntimeError
(
System
.
UNSUPPORTED_SYSTEM_MSG
)
try
:
urlopen
(
'http://169.254.169.254/latest/meta-data/'
,
timeout
=
1
)
raise
RuntimeError
(
'Amazon EC2 instances are not supported.'
)
except
(
URLError
,
timeout
):
pass
def
validate_s3_location
(
params
,
arg_name
):
arg_name
=
arg_name
.
replace
(
'-'
,
'_'
)
if
arg_name
in
params
:
s3_location
=
getattr
(
params
,
arg_name
)
if
s3_location
:
matcher
=
re
.
match
(
's3://(.+?)/(.+)'
,
str
(
s3_location
))
if
matcher
:
params
.
bucket
=
matcher
.
group
(
1
)
params
.
key
=
matcher
.
group
(
2
)
else
:
raise
ValueError
(
'--{0} must specify the Amazon S3 URL format as '
's3://<bucket>/<key>.'
.
format
(
arg_name
.
replace
(
'_'
,
'-'
)
)
)
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