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import json
import requests.compat
import logging
import boto
import boto.s3.connection
import dateutil.parser
import datetime
import re
from nose.tools import eq_ as eq
from itertools import zip_longest # type: ignore
from urllib.parse import urlparse
from .multisite import *
from .tools import *
log = logging.getLogger(__name__)
def get_key_ver(k):
if not k.version_id:
return 'null'
return k.version_id
def unquote(s):
if s[0] == '"' and s[-1] == '"':
return s[1:-1]
return s
def check_object_eq(k1, k2, check_extra = True):
assert k1
assert k2
log.debug('comparing key name=%s', k1.name)
eq(k1.name, k2.name)
eq(k1.metadata, k2.metadata)
# eq(k1.cache_control, k2.cache_control)
eq(k1.content_type, k2.content_type)
eq(k1.content_encoding, k2.content_encoding)
eq(k1.content_disposition, k2.content_disposition)
eq(k1.content_language, k2.content_language)
eq(unquote(k1.etag), unquote(k2.etag))
mtime1 = dateutil.parser.parse(k1.last_modified)
mtime2 = dateutil.parser.parse(k2.last_modified)
log.debug('k1.last_modified=%s k2.last_modified=%s', k1.last_modified, k2.last_modified)
assert abs((mtime1 - mtime2).total_seconds()) < 1 # handle different time resolution
# if check_extra:
# eq(k1.owner.id, k2.owner.id)
# eq(k1.owner.display_name, k2.owner.display_name)
# eq(k1.storage_class, k2.storage_class)
eq(k1.size, k2.size)
eq(get_key_ver(k1), get_key_ver(k2))
# eq(k1.encrypted, k2.encrypted)
def make_request(conn, method, bucket, key, query_args, headers):
result = conn.make_request(method, bucket=bucket, key=key, query_args=query_args, headers=headers)
if result.status // 100 != 2:
raise boto.exception.S3ResponseError(result.status, result.reason, result.read())
return result
class CloudKey:
def __init__(self, zone_bucket, k):
self.zone_bucket = zone_bucket
# we need two keys: when listing buckets, we get keys that only contain partial data
# but we need to have the full data so that we could use all the meta-rgwx- headers
# that are needed in order to create a correct representation of the object
self.key = k
self.rgwx_key = k # assuming k has all the meta info on, if not then we'll update it in update()
self.update()
def update(self):
k = self.key
rk = self.rgwx_key
self.size = rk.size
orig_name = rk.metadata.get('rgwx-source-key')
if not orig_name:
self.rgwx_key = self.zone_bucket.bucket.get_key(k.name, version_id = k.version_id)
rk = self.rgwx_key
orig_name = rk.metadata.get('rgwx-source-key')
self.name = orig_name
self.version_id = rk.metadata.get('rgwx-source-version-id')
ve = rk.metadata.get('rgwx-versioned-epoch')
if ve:
self.versioned_epoch = int(ve)
else:
self.versioned_epoch = 0
mt = rk.metadata.get('rgwx-source-mtime')
if mt:
self.last_modified = datetime.datetime.utcfromtimestamp(float(mt)).strftime('%a, %d %b %Y %H:%M:%S GMT')
else:
self.last_modified = k.last_modified
et = rk.metadata.get('rgwx-source-etag')
if rk.etag.find('-') >= 0 or et.find('-') >= 0:
# in this case we will use the source etag as it was uploaded via multipart upload
# in one of the zones, so there's no way to make sure etags are calculated the same
# way. In the other case we'd just want to keep the etag that was generated in the
# regular upload mechanism, which should be consistent in both ends
self.etag = et
else:
self.etag = rk.etag
if k.etag[0] == '"' and self.etag[0] != '"': # inconsistent etag quoting when listing bucket vs object get
self.etag = '"' + self.etag + '"'
new_meta = {}
for meta_key, meta_val in k.metadata.items():
if not meta_key.startswith('rgwx-'):
new_meta[meta_key] = meta_val
self.metadata = new_meta
self.cache_control = k.cache_control
self.content_type = k.content_type
self.content_encoding = k.content_encoding
self.content_disposition = k.content_disposition
self.content_language = k.content_language
def get_contents_as_string(self, encoding=None):
r = self.key.get_contents_as_string(encoding=encoding)
# the previous call changed the status of the source object, as it loaded
# its metadata
self.rgwx_key = self.key
self.update()
return r
class CloudZoneBucket:
def __init__(self, zone_conn, target_path, name):
self.zone_conn = zone_conn
self.name = name
self.cloud_conn = zone_conn.zone.cloud_conn
target_path = target_path[:]
if target_path[-1] != '/':
target_path += '/'
target_path = target_path.replace('${bucket}', name)
tp = target_path.split('/', 1)
if len(tp) == 1:
self.target_bucket = target_path
self.target_prefix = ''
else:
self.target_bucket = tp[0]
self.target_prefix = tp[1]
log.debug('target_path=%s target_bucket=%s target_prefix=%s', target_path, self.target_bucket, self.target_prefix)
self.bucket = self.cloud_conn.get_bucket(self.target_bucket)
def get_all_versions(self):
l = []
for k in self.bucket.get_all_keys(prefix=self.target_prefix):
new_key = CloudKey(self, k)
log.debug('appending o=[\'%s\', \'%s\', \'%d\']', new_key.name, new_key.version_id, new_key.versioned_epoch)
l.append(new_key)
sort_key = lambda k: (k.name, -k.versioned_epoch)
l.sort(key = sort_key)
for new_key in l:
yield new_key
def get_key(self, name, version_id=None):
return CloudKey(self, self.bucket.get_key(name, version_id=version_id))
def parse_endpoint(endpoint):
o = urlparse(endpoint)
netloc = o.netloc.split(':')
host = netloc[0]
if len(netloc) > 1:
port = int(netloc[1])
else:
port = o.port
is_secure = False
if o.scheme == 'https':
is_secure = True
if not port:
if is_secure:
port = 443
else:
port = 80
return host, port, is_secure
class CloudZone(Zone):
def __init__(self, name, cloud_endpoint, credentials, source_bucket, target_path,
zonegroup = None, cluster = None, data = None, zone_id = None, gateways = None):
self.cloud_endpoint = cloud_endpoint
self.credentials = credentials
self.source_bucket = source_bucket
self.target_path = target_path
self.target_path = self.target_path.replace('${zone}', name)
# self.target_path = self.target_path.replace('${zone_id}', zone_id)
self.target_path = self.target_path.replace('${zonegroup}', zonegroup.name)
self.target_path = self.target_path.replace('${zonegroup_id}', zonegroup.id)
log.debug('target_path=%s', self.target_path)
host, port, is_secure = parse_endpoint(cloud_endpoint)
self.cloud_conn = boto.connect_s3(
aws_access_key_id = credentials.access_key,
aws_secret_access_key = credentials.secret,
host = host,
port = port,
is_secure = is_secure,
calling_format = boto.s3.connection.OrdinaryCallingFormat())
super(CloudZone, self).__init__(name, zonegroup, cluster, data, zone_id, gateways)
def is_read_only(self):
return True
def tier_type(self):
return "cloud"
def create(self, cluster, args = None, check_retcode = True):
""" create the object with the given arguments """
if args is None:
args = ''
tier_config = ','.join([ 'connection.endpoint=' + self.cloud_endpoint,
'connection.access_key=' + self.credentials.access_key,
'connection.secret=' + self.credentials.secret,
'target_path=' + re.escape(self.target_path)])
args += [ '--tier-type', self.tier_type(), '--tier-config', tier_config ]
return self.json_command(cluster, 'create', args, check_retcode=check_retcode)
def has_buckets(self):
return False
class Conn(ZoneConn):
def __init__(self, zone, credentials):
super(CloudZone.Conn, self).__init__(zone, credentials)
def get_bucket(self, bucket_name):
return CloudZoneBucket(self, self.zone.target_path, bucket_name)
def create_bucket(self, name):
# should not be here, a bug in the test suite
log.critical('Conn.create_bucket() should not be called in cloud zone')
assert False
def check_bucket_eq(self, zone_conn, bucket_name):
assert(zone_conn.zone.tier_type() == "rados")
log.info('comparing bucket=%s zones={%s, %s}', bucket_name, self.name, self.name)
b1 = self.get_bucket(bucket_name)
b2 = zone_conn.get_bucket(bucket_name)
log.debug('bucket1 objects:')
for o in b1.get_all_versions():
log.debug('o=%s', o.name)
log.debug('bucket2 objects:')
for o in b2.get_all_versions():
log.debug('o=%s', o.name)
for k1, k2 in zip_longest(b1.get_all_versions(), b2.get_all_versions()):
if k1 is None:
log.critical('key=%s is missing from zone=%s', k2.name, self.name)
assert False
if k2 is None:
log.critical('key=%s is missing from zone=%s', k1.name, zone_conn.name)
assert False
check_object_eq(k1, k2)
log.info('success, bucket identical: bucket=%s zones={%s, %s}', bucket_name, self.name, zone_conn.name)
return True
def get_conn(self, credentials):
return self.Conn(self, credentials)
class CloudZoneConfig:
def __init__(self, cfg, section):
self.endpoint = cfg.get(section, 'endpoint')
access_key = cfg.get(section, 'access_key')
secret = cfg.get(section, 'secret')
self.credentials = Credentials(access_key, secret)
try:
self.target_path = cfg.get(section, 'target_path')
except:
self.target_path = 'rgw-${zonegroup_id}/${bucket}'
try:
self.source_bucket = cfg.get(section, 'source_bucket')
except:
self.source_bucket = '*'
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