class MemoryStorage(BaseStorate):
storage = {}
def __init__(self, config):
self.config = Config(config)
self.vault = Vault(config)
user_pass = self.vault.get(self.config.password_prefix)
LOGGER.debug("Inited memory storage with user: {} password: {}".format(
user_pass.get("user"),
user_pass.get('password')
))
def generate_presigned_url(self, key):
return "file://{}".format(self.storage[key])
@retry(wait_exponential_multiplier=1000, stop_max_attempt_number=5)
def upload_file(self, file, timestamp):
key = '/'.join((timestamp, os.path.basename(file)))
with NamedTemporaryFile(mode='w+') as tmp_file:
with open(file, 'r') as in_file:
shutil.copyfileobj(in_file, tmp_file)
self.storage[key] = tmp_file.name
return self.generate_presigned_url(key)
def list_objects(self, prefix):
for k, v in self.storage.items():
if k.startswith(prefix):
yield k
class S3Storage(BaseStorate):
def __init__(self, config):
self.config = Config(config)
self.client = boto3.client
self.vault = Vault(config)
user_pass = self.vault.get(self.config.password_prefix)
self.storage = boto3.client(
's3',
aws_access_key_id=user_pass.get(
'AWS_ACCESS_KEY_ID',
str(user_pass.get('user', 'AWS_ACCESS_KEY_ID'))
),
aws_secret_access_key=user_pass.get(
'AWS_SECRET_ACCESS_KEY',
str(user_pass.get('password', 'AWS_SECRET_ACCESS_KEY'))
),
region_name=user_pass.get(
'AWS_DEFAULT_REGION',
str(user_pass.get('region', 'eu-west-2'))
)
)
def generate_presigned_url(self, key):
return self.client.generate_presigned_url(
'get_object',
Params={'Bucket': self.config.bucket, 'Key': key},
ExpiresIn=self.config.expires,
)
@retry(wait_exponential_multiplier=1000, stop_max_attempt_number=5)
def upload_file(self, file, timestamp):
# timestamp aka full path prefix
# accepts only full system path to the file
assert timestamp
key = '/'.join((timestamp, os.path.basename(file)))
try:
self.storage.upload_file(
file,
self.config.bucket,
key
)
except ClientError as e:
LOGGER.fatal(
"Falied to upload file {}. Error {}".format(file, e)
)
return ""
try:
return self.generate_presigned_url(key)
except Exception as e:
LOGGER.fatal(
'Falied to sign url for file {}. Error: {}'.format(key, e)
)
return ""
def list_objects(self, prefix):
return self.client.list_objects(
Bucket=self.config.bucket,
Prefix=prefix
)['Contents']
class MemoryStorage(BaseStorate):
storage = {}
def __init__(self, config):
self.config = Config(config)
self.vault = Vault(config)
user_pass = self.vault.get(self.config.password_prefix)
LOGGER.debug("Inited memory storage with user: {} password: {}".format(
user_pass.get("user"), user_pass.get('password')))
def generate_presigned_url(self, key):
return "file://{}".format(self.storage[key])
@retry(wait_exponential_multiplier=1000, stop_max_attempt_number=5)
def upload_file(self, file, timestamp):
key = '/'.join((timestamp, os.path.basename(file)))
with NamedTemporaryFile(mode='w+') as tmp_file:
with open(file, 'r') as in_file:
shutil.copyfileobj(in_file, tmp_file)
self.storage[key] = tmp_file.name
return self.generate_presigned_url(key)
def list_objects(self, prefix):
for k, v in self.storage.items():
if k.startswith(prefix):
yield k
class S3Storage(BaseStorate):
def __init__(self, config):
self.config = Config(config)
self.client = boto3.client
self.vault = Vault(config)
user_pass = self.vault.get(self.config.password_prefix)
self.storage = boto3.client(
's3',
aws_access_key_id=user_pass.get(
'AWS_ACCESS_KEY_ID',
str(user_pass.get('user', 'AWS_ACCESS_KEY_ID'))),
aws_secret_access_key=user_pass.get(
'AWS_SECRET_ACCESS_KEY',
str(user_pass.get('password', 'AWS_SECRET_ACCESS_KEY'))),
region_name=user_pass.get(
'AWS_DEFAULT_REGION', str(user_pass.get('region',
'eu-west-2'))))
def generate_presigned_url(self, key):
return self.client.generate_presigned_url(
'get_object',
Params={
'Bucket': self.config.bucket,
'Key': key
},
ExpiresIn=self.config.expires,
)
@retry(wait_exponential_multiplier=1000, stop_max_attempt_number=5)
def upload_file(self, file, timestamp):
# timestamp aka full path prefix
# accepts only full system path to the file
assert timestamp
key = '/'.join((timestamp, os.path.basename(file)))
try:
self.storage.upload_file(file, self.config.bucket, key)
except ClientError as e:
LOGGER.fatal("Falied to upload file {}. Error {}".format(file, e))
return ""
try:
return self.generate_presigned_url(key)
except Exception as e:
LOGGER.fatal('Falied to sign url for file {}. Error: {}'.format(
key, e))
return ""
def list_objects(self, prefix):
return self.client.list_objects(Bucket=self.config.bucket,
Prefix=prefix)['Contents']
class SwiftStorage(BaseStorate):
def __init__(self, config):
"""
Swift client wrapper
:param config: global configuration dict
"""
self.config = SwiftConfig(config)
self.vault = Vault(config)
user_pass = self.vault.get(self.config.password_prefix)
self.swift = swiftclient.service.SwiftService(options={
"auth_version": user_pass.get('auth_version', '3'),
"os_username": user_pass.get('os_username'),
"os_user_domain_name": user_pass.get(
'os_user_domain_name', 'default'
),
"os_password": user_pass.get('os_password'),
"os_project_name": user_pass.get('os_project_name'),
"os_project_domain_name": user_pass.get(
'os_project_domain_name', 'default'
),
"os_auth_url": user_pass.get('os_auth_url'),
"insecure": user_pass.get('insecure')
})
self.temporary_url_key = user_pass.get('temp_url_key')
self.project = user_pass
stats = self.swift.stat()
self.account = dict(stats.get('items', {})).get('Account')
if not self.account:
LOGGER.warn("Unable to get Account from swift stats")
temp_url_key = stats['headers'].get('x-account-meta-temp-url-key')
if temp_url_key:
if not self.temporary_url_key or\
(str(self.temporary_url_key) != str(temp_url_key)):
self.temporary_url_key = temp_url_key
def generate_presigned_url(self, key):
"""
Generates temporary public URL from given full key
to swift object
:param key: Full path to the object.
:return: Full URL to the object for unauthenticated used to
being able to download object.
"""
full_path = "/v1/{}/{}/{}".format(
self.account,
self.config.bucket,
key
)
url = generate_temp_url(
full_path,
self.config.expires,
self.temporary_url_key,
'GET'
).split(self.config.bucket)[1]
if not self.config.swift_url_prefix.endswith('/'):
if url.startswith('/'):
return "{}{}".format(self.config.swift_url_prefix, url)
else:
return "{}/{}".format(self.config.swift_url_prefix, url)
return self.config.swift_url_prefix[:-1] + url
@retry(wait_exponential_multiplier=1000, stop_max_attempt_number=5)
def upload_file(self, file, timestamp):
with open(file, 'r') as upload_stream:
try:
key = '/'.join((timestamp, os.path.basename(file)))
upload_obj = swiftclient.service.SwiftUploadObject(
upload_stream,
object_name=key
)
results = self.swift.upload(
container=self.config.bucket,
objects=[upload_obj]
)
for result in results:
if result['success']:
if 'object' in result:
LOGGER.info(
"Action {} with object {} success: {}. :"
"Reason: {}. x-trans-id: {}".format(
result['action'], result['object'],
result['success'],
result['response_dict']['reason'],
result['response_dict']['headers'].get(
'x-trans-id'
)
))
else:
LOGGER.info(
"Operation {} successfull. "
"Reason: {}. x-trans-id {}".format(
result['action'],
result['response_dict']['reason'],
result['response_dict']['headers'].get(
'x-trans-id'
))
)
else:
LOGGER.fatal(
"Operation {} falied with error {}".format(
result['action'],
result['error']
))
LOGGER.fatal("Error traceback {}".format(
result.get('traceback'))
)
if all((res['success'] for res in results)):
return self.generate_presigned_url(key)
else:
return ""
except swiftclient.service.SwiftError as error:
LOGGER.fatal(
"Falied to upload file to swift with error {}".format(
error
)
)
return ""
def list_objects(self, prefix):
try:
result = next(self.swift.list(
container=self.config.bucket,
options={"prefix": prefix}
))
if result['success']:
LOGGER.info(
'Action `{}` on container {} success: {}'.format(
result.get('action'),
result.get('container'),
result['success']
))
return [item['name'] for item in result['listing']]
LOGGER.fatal(
"Request status {} with error {}".format(
result['success'], result['error']
)
)
return []
except swiftclient.service.SwiftError as e:
LOGGER.fatal(
"Error {} on getting listint of "
"objects of {} with prefix {}".format(
e, self.container, prefix)
)
return []
class Postman(object):
def __init__(self, config):
self.config = config
self.brokers = []
self.emails_to = self.config.get('brokers_emails')
self.vault = Vault(self.config)
def render_email(self, context):
return ENV.get_template(TEMPLATE).render(context)
def construct_mime_message(self, context):
recipients = self.emails_to[context['broker']]
msg = MIMEText(self.render_email(context), 'html', 'utf-8')
msg['Subject'] = SUBJECT.format(**dict(broker=context['broker'],
type=context['type'],
period=context['period']))
msg['From'] = self.config.get('email', {}).get('verified_email')
msg['To'] = COMMASPACE.join(recipients)
return (recipients, msg)
@retry(wait_exponential_multiplier=1000, stop_max_attempt_number=5)
def send_emails(self, msgs):
try:
self.server = smtplib.SMTP(
self.config.get('email', {}).get('smtp_server'),
self.config.get('email', {}).get('smtp_port'))
user_pass = self.vault.get(
self.config.get('email', {}).get('password_prefix'))
self.server.ehlo()
if self.config.get('use_tls', True):
self.server.starttls()
self.server.ehlo()
if self.config.get('email', {}).get('use_auth'):
self.server.login(
user_pass.get('AWS_ACCESS_KEY_ID', user_pass.get('user')),
user_pass.get('AWS_SECRET_ACCESS_KEY',
user_pass.get('password')))
except smtplib.SMTPException as e:
LOGGER.fatal("SMTP connection failed with error: {}. :"
"Generation will ran without notifications".format(e))
self.server = None
except Exception as e:
LOGGER.fatal("Uncaught error while connecting to SMTP: Error: {}."
"Generation will ran without notifications".format(e))
self.server = None
try:
for context in msgs:
recipients, msg = self.construct_mime_message(context)
if (not self.brokers) or (self.brokers and context['broker']
in self.brokers):
if self.server:
self.server.sendmail(
self.config.get('email', {}).get('verified_email'),
recipients, msg.as_string())
LOGGER.info('Sent mail to {}'.format(recipients))
except smtplib.SMTPException as e:
LOGGER.fatal("Falied to send mails. Error: {}".format(e))
finally:
try:
self.server.close()
except Exception as e:
LOGGER.fatal("Unable to close connection "
"to SMTP server. Error: {}".format(e))
class SwiftStorage(BaseStorate):
def __init__(self, config):
"""
Swift client wrapper
:param config: global configuration dict
"""
self.config = SwiftConfig(config)
self.vault = Vault(config)
user_pass = self.vault.get(self.config.password_prefix)
self.swift = swiftclient.service.SwiftService(
options={
"auth_version":
user_pass.get('auth_version', '3'),
"os_username":
user_pass.get('os_username'),
"os_user_domain_name":
user_pass.get('os_user_domain_name', 'default'),
"os_password":
user_pass.get('os_password'),
"os_project_name":
user_pass.get('os_project_name'),
"os_project_domain_name":
user_pass.get('os_project_domain_name', 'default'),
"os_auth_url":
user_pass.get('os_auth_url'),
"insecure":
user_pass.get('insecure')
})
self.temporary_url_key = user_pass.get('temp_url_key')
self.project = user_pass
stats = self.swift.stat()
self.account = dict(stats.get('items', {})).get('Account')
if not self.account:
LOGGER.warn("Unable to get Account from swift stats")
temp_url_key = stats['headers'].get('x-account-meta-temp-url-key')
if temp_url_key:
if not self.temporary_url_key or\
(str(self.temporary_url_key) != str(temp_url_key)):
self.temporary_url_key = temp_url_key
def generate_presigned_url(self, key):
"""
Generates temporary public URL from given full key
to swift object
:param key: Full path to the object.
:return: Full URL to the object for unauthenticated used to
being able to download object.
"""
full_path = "/v1/{}/{}/{}".format(self.account, self.config.bucket,
key)
url = generate_temp_url(full_path,
int(time() + int(self.config.expires)),
self.temporary_url_key,
'GET').split(self.config.bucket)[1]
if not self.config.swift_url_prefix.endswith('/'):
if url.startswith('/'):
return "{}{}".format(self.config.swift_url_prefix, url)
else:
return "{}/{}".format(self.config.swift_url_prefix, url)
return self.config.swift_url_prefix[:-1] + url
@retry(wait_exponential_multiplier=1000, stop_max_attempt_number=5)
def upload_file(self, file, timestamp):
with open(file, 'r') as upload_stream:
try:
key = '/'.join((timestamp, os.path.basename(file)))
upload_obj = swiftclient.service.SwiftUploadObject(
upload_stream, object_name=key)
results = self.swift.upload(container=self.config.bucket,
objects=[upload_obj])
for result in results:
if result['success']:
if 'object' in result:
LOGGER.info(
"Action {} with object {} success: {}. :"
"Reason: {}. x-trans-id: {}".format(
result['action'], result['object'],
result['success'],
result['response_dict']['reason'],
result['response_dict']['headers'].get(
'x-trans-id')))
else:
LOGGER.info(
"Operation {} successfull. "
"Reason: {}. x-trans-id {}".format(
result['action'],
result['response_dict']['reason'],
result['response_dict']['headers'].get(
'x-trans-id')))
else:
LOGGER.fatal(
"Operation {} falied with error {}".format(
result['action'], result['error']))
LOGGER.fatal("Error traceback {}".format(
result.get('traceback')))
if all((res['success'] for res in results)):
return self.generate_presigned_url(key)
else:
return ""
except swiftclient.service.SwiftError as error:
LOGGER.fatal(
"Falied to upload file to swift with error {}".format(
error))
return ""
def list_objects(self, prefix):
try:
result = next(
self.swift.list(container=self.config.bucket,
options={"prefix": prefix}))
if result['success']:
LOGGER.info(
'Action `{}` on container {} success: {}'.format(
result.get('action'), result.get('container'),
result['success']))
return [item['name'] for item in result['listing']]
LOGGER.fatal("Request status {} with error {}".format(
result['success'], result['error']))
return []
except swiftclient.service.SwiftError as e:
LOGGER.fatal("Error {} on getting listint of "
"objects of {} with prefix {}".format(
e, self.container, prefix))
return []