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# -*- coding: utf-8 -*-
'''
Module for fetching artifacts from Artifactory
'''
# Import python libs
from __future__ import absolute_import, print_function, unicode_literals
import os
import base64
import logging
# Import Salt libs
import salt.utils.files
import salt.utils.stringutils
import salt.ext.six.moves.http_client # pylint: disable=import-error,redefined-builtin,no-name-in-module
from salt.ext.six.moves import urllib # pylint: disable=no-name-in-module
from salt.ext.six.moves.urllib.error import HTTPError, URLError # pylint: disable=no-name-in-module
from salt.exceptions import CommandExecutionError
# Import 3rd party libs
try:
from salt._compat import ElementTree as ET
HAS_ELEMENT_TREE = True
except ImportError:
HAS_ELEMENT_TREE = False
log = logging.getLogger(__name__)
__virtualname__ = 'artifactory'
def __virtual__():
'''
Only load if elementtree xml library is available.
'''
if not HAS_ELEMENT_TREE:
return (False, 'Cannot load {0} module: ElementTree library unavailable'.format(__virtualname__))
else:
return True
def get_latest_snapshot(artifactory_url, repository, group_id, artifact_id, packaging, target_dir='/tmp', target_file=None, classifier=None, username=None, password=None, use_literal_group_id=False):
'''
Gets latest snapshot of the given artifact
artifactory_url
URL of artifactory instance
repository
Snapshot repository in artifactory to retrieve artifact from, for example: libs-snapshots
group_id
Group Id of the artifact
artifact_id
Artifact Id of the artifact
packaging
Packaging type (jar,war,ear,etc)
target_dir
Target directory to download artifact to (default: /tmp)
target_file
Target file to download artifact to (by default it is target_dir/artifact_id-snapshot_version.packaging)
classifier
Artifact classifier name (ex: sources,javadoc,etc). Optional parameter.
username
Artifactory username. Optional parameter.
password
Artifactory password. Optional parameter.
'''
log.debug("======================== MODULE FUNCTION: artifactory.get_latest_snapshot, artifactory_url=%s, repository=%s, group_id=%s, artifact_id=%s, packaging=%s, target_dir=%s, classifier=%s)",
artifactory_url, repository, group_id, artifact_id, packaging, target_dir, classifier)
headers = {}
if username and password:
headers['Authorization'] = 'Basic {0}'.format(base64.encodestring('{0}:{1}'.format(username, password)).replace('\n', ''))
artifact_metadata = _get_artifact_metadata(artifactory_url=artifactory_url, repository=repository, group_id=group_id, artifact_id=artifact_id, headers=headers, use_literal_group_id=use_literal_group_id)
version = artifact_metadata['latest_version']
snapshot_url, file_name = _get_snapshot_url(artifactory_url=artifactory_url, repository=repository, group_id=group_id, artifact_id=artifact_id, version=version, packaging=packaging, classifier=classifier, headers=headers, use_literal_group_id=use_literal_group_id)
target_file = __resolve_target_file(file_name, target_dir, target_file)
return __save_artifact(snapshot_url, target_file, headers)
def get_snapshot(artifactory_url, repository, group_id, artifact_id, packaging, version, snapshot_version=None, target_dir='/tmp', target_file=None, classifier=None, username=None, password=None, use_literal_group_id=False):
'''
Gets snapshot of the desired version of the artifact
artifactory_url
URL of artifactory instance
repository
Snapshot repository in artifactory to retrieve artifact from, for example: libs-snapshots
group_id
Group Id of the artifact
artifact_id
Artifact Id of the artifact
packaging
Packaging type (jar,war,ear,etc)
version
Version of the artifact
target_dir
Target directory to download artifact to (default: /tmp)
target_file
Target file to download artifact to (by default it is target_dir/artifact_id-snapshot_version.packaging)
classifier
Artifact classifier name (ex: sources,javadoc,etc). Optional parameter.
username
Artifactory username. Optional parameter.
password
Artifactory password. Optional parameter.
'''
log.debug('======================== MODULE FUNCTION: artifactory.get_snapshot(artifactory_url=%s, repository=%s, group_id=%s, artifact_id=%s, packaging=%s, version=%s, target_dir=%s, classifier=%s)',
artifactory_url, repository, group_id, artifact_id, packaging, version, target_dir, classifier)
headers = {}
if username and password:
headers['Authorization'] = 'Basic {0}'.format(base64.encodestring('{0}:{1}'.format(username, password)).replace('\n', ''))
snapshot_url, file_name = _get_snapshot_url(artifactory_url=artifactory_url, repository=repository, group_id=group_id, artifact_id=artifact_id, version=version, packaging=packaging, snapshot_version=snapshot_version, classifier=classifier, headers=headers, use_literal_group_id=use_literal_group_id)
target_file = __resolve_target_file(file_name, target_dir, target_file)
return __save_artifact(snapshot_url, target_file, headers)
def get_latest_release(artifactory_url, repository, group_id, artifact_id, packaging, target_dir='/tmp', target_file=None, classifier=None, username=None, password=None, use_literal_group_id=False):
'''
Gets the latest release of the artifact
artifactory_url
URL of artifactory instance
repository
Release repository in artifactory to retrieve artifact from, for example: libs-releases
group_id
Group Id of the artifact
artifact_id
Artifact Id of the artifact
packaging
Packaging type (jar,war,ear,etc)
target_dir
Target directory to download artifact to (default: /tmp)
target_file
Target file to download artifact to (by default it is target_dir/artifact_id-version.packaging)
classifier
Artifact classifier name (ex: sources,javadoc,etc). Optional parameter.
username
Artifactory username. Optional parameter.
password
Artifactory password. Optional parameter.
'''
log.debug('======================== MODULE FUNCTION: artifactory.get_latest_release(artifactory_url=%s, repository=%s, group_id=%s, artifact_id=%s, packaging=%s, target_dir=%s, classifier=%s)',
artifactory_url, repository, group_id, artifact_id, packaging, target_dir, classifier)
headers = {}
if username and password:
headers['Authorization'] = 'Basic {0}'.format(base64.encodestring('{0}:{1}'.format(username, password)).replace('\n', ''))
version = __find_latest_version(artifactory_url=artifactory_url, repository=repository, group_id=group_id, artifact_id=artifact_id, headers=headers)
release_url, file_name = _get_release_url(repository, group_id, artifact_id, packaging, version, artifactory_url, classifier, use_literal_group_id)
target_file = __resolve_target_file(file_name, target_dir, target_file)
return __save_artifact(release_url, target_file, headers)
def get_release(artifactory_url, repository, group_id, artifact_id, packaging, version, target_dir='/tmp', target_file=None, classifier=None, username=None, password=None, use_literal_group_id=False):
'''
Gets the specified release of the artifact
artifactory_url
URL of artifactory instance
repository
Release repository in artifactory to retrieve artifact from, for example: libs-releases
group_id
Group Id of the artifact
artifact_id
Artifact Id of the artifact
packaging
Packaging type (jar,war,ear,etc)
version
Version of the artifact
target_dir
Target directory to download artifact to (default: /tmp)
target_file
Target file to download artifact to (by default it is target_dir/artifact_id-version.packaging)
classifier
Artifact classifier name (ex: sources,javadoc,etc). Optional parameter.
username
Artifactory username. Optional parameter.
password
Artifactory password. Optional parameter.
'''
log.debug('======================== MODULE FUNCTION: artifactory.get_release(artifactory_url=%s, repository=%s, group_id=%s, artifact_id=%s, packaging=%s, version=%s, target_dir=%s, classifier=%s)',
artifactory_url, repository, group_id, artifact_id, packaging, version, target_dir, classifier)
headers = {}
if username and password:
headers['Authorization'] = 'Basic {0}'.format(base64.encodestring('{0}:{1}'.format(username, password)).replace('\n', ''))
release_url, file_name = _get_release_url(repository, group_id, artifact_id, packaging, version, artifactory_url, classifier, use_literal_group_id)
target_file = __resolve_target_file(file_name, target_dir, target_file)
return __save_artifact(release_url, target_file, headers)
def __resolve_target_file(file_name, target_dir, target_file=None):
if target_file is None:
target_file = os.path.join(target_dir, file_name)
return target_file
def _get_snapshot_url(artifactory_url, repository, group_id, artifact_id, version, packaging, snapshot_version=None, classifier=None, headers=None, use_literal_group_id=False):
if headers is None:
headers = {}
has_classifier = classifier is not None and classifier != ""
if snapshot_version is None:
try:
snapshot_version_metadata = _get_snapshot_version_metadata(artifactory_url=artifactory_url, repository=repository, group_id=group_id, artifact_id=artifact_id, version=version, headers=headers)
if packaging not in snapshot_version_metadata['snapshot_versions']:
error_message = '''Cannot find requested packaging '{packaging}' in the snapshot version metadata.
artifactory_url: {artifactory_url}
repository: {repository}
group_id: {group_id}
artifact_id: {artifact_id}
packaging: {packaging}
classifier: {classifier}
version: {version}'''.format(
artifactory_url=artifactory_url,
repository=repository,
group_id=group_id,
artifact_id=artifact_id,
packaging=packaging,
classifier=classifier,
version=version)
raise ArtifactoryError(error_message)
packaging_with_classifier = packaging if not has_classifier else packaging + ':' + classifier
if has_classifier and packaging_with_classifier not in snapshot_version_metadata['snapshot_versions']:
error_message = '''Cannot find requested classifier '{classifier}' in the snapshot version metadata.
artifactory_url: {artifactory_url}
repository: {repository}
group_id: {group_id}
artifact_id: {artifact_id}
packaging: {packaging}
classifier: {classifier}
version: {version}'''.format(
artifactory_url=artifactory_url,
repository=repository,
group_id=group_id,
artifact_id=artifact_id,
packaging=packaging,
classifier=classifier,
version=version)
raise ArtifactoryError(error_message)
snapshot_version = snapshot_version_metadata['snapshot_versions'][packaging_with_classifier]
except CommandExecutionError as err:
log.error('Could not fetch maven-metadata.xml. Assuming snapshot_version=%s.', version)
snapshot_version = version
group_url = __get_group_id_subpath(group_id, use_literal_group_id)
file_name = '{artifact_id}-{snapshot_version}{classifier}.{packaging}'.format(
artifact_id=artifact_id,
snapshot_version=snapshot_version,
packaging=packaging,
classifier=__get_classifier_url(classifier))
snapshot_url = '{artifactory_url}/{repository}/{group_url}/{artifact_id}/{version}/{file_name}'.format(
artifactory_url=artifactory_url,
repository=repository,
group_url=group_url,
artifact_id=artifact_id,
version=version,
file_name=file_name)
log.debug('snapshot_url=%s', snapshot_url)
return snapshot_url, file_name
def _get_release_url(repository, group_id, artifact_id, packaging, version, artifactory_url, classifier=None, use_literal_group_id=False):
group_url = __get_group_id_subpath(group_id, use_literal_group_id)
# for released versions the suffix for the file is same as version
file_name = '{artifact_id}-{version}{classifier}.{packaging}'.format(
artifact_id=artifact_id,
version=version,
packaging=packaging,
classifier=__get_classifier_url(classifier))
release_url = '{artifactory_url}/{repository}/{group_url}/{artifact_id}/{version}/{file_name}'.format(
artifactory_url=artifactory_url,
repository=repository,
group_url=group_url,
artifact_id=artifact_id,
version=version,
file_name=file_name)
log.debug('release_url=%s', release_url)
return release_url, file_name
def _get_artifact_metadata_url(artifactory_url, repository, group_id, artifact_id, use_literal_group_id=False):
group_url = __get_group_id_subpath(group_id, use_literal_group_id)
# for released versions the suffix for the file is same as version
artifact_metadata_url = '{artifactory_url}/{repository}/{group_url}/{artifact_id}/maven-metadata.xml'.format(
artifactory_url=artifactory_url,
repository=repository,
group_url=group_url,
artifact_id=artifact_id)
log.debug('artifact_metadata_url=%s', artifact_metadata_url)
return artifact_metadata_url
def _get_artifact_metadata_xml(artifactory_url, repository, group_id, artifact_id, headers, use_literal_group_id=False):
artifact_metadata_url = _get_artifact_metadata_url(
artifactory_url=artifactory_url,
repository=repository,
group_id=group_id,
artifact_id=artifact_id,
use_literal_group_id=use_literal_group_id
)
try:
request = urllib.request.Request(artifact_metadata_url, None, headers)
artifact_metadata_xml = urllib.request.urlopen(request).read()
except (HTTPError, URLError) as err:
message = 'Could not fetch data from url: {0}. ERROR: {1}'.format(
artifact_metadata_url,
err
)
raise CommandExecutionError(message)
log.debug('artifact_metadata_xml=%s', artifact_metadata_xml)
return artifact_metadata_xml
def _get_artifact_metadata(artifactory_url, repository, group_id, artifact_id, headers, use_literal_group_id=False):
metadata_xml = _get_artifact_metadata_xml(artifactory_url=artifactory_url, repository=repository, group_id=group_id, artifact_id=artifact_id, headers=headers, use_literal_group_id=use_literal_group_id)
root = ET.fromstring(metadata_xml)
assert group_id == root.find('groupId').text
assert artifact_id == root.find('artifactId').text
latest_version = root.find('versioning').find('latest').text
return {
'latest_version': latest_version
}
# functions for handling snapshots
def _get_snapshot_version_metadata_url(artifactory_url, repository, group_id, artifact_id, version, use_literal_group_id=False):
group_url = __get_group_id_subpath(group_id, use_literal_group_id)
# for released versions the suffix for the file is same as version
snapshot_version_metadata_url = '{artifactory_url}/{repository}/{group_url}/{artifact_id}/{version}/maven-metadata.xml'.format(
artifactory_url=artifactory_url,
repository=repository,
group_url=group_url,
artifact_id=artifact_id,
version=version)
log.debug('snapshot_version_metadata_url=%s', snapshot_version_metadata_url)
return snapshot_version_metadata_url
def _get_snapshot_version_metadata_xml(artifactory_url, repository, group_id, artifact_id, version, headers, use_literal_group_id=False):
snapshot_version_metadata_url = _get_snapshot_version_metadata_url(
artifactory_url=artifactory_url,
repository=repository,
group_id=group_id,
artifact_id=artifact_id,
version=version,
use_literal_group_id=use_literal_group_id
)
try:
request = urllib.request.Request(snapshot_version_metadata_url, None, headers)
snapshot_version_metadata_xml = urllib.request.urlopen(request).read()
except (HTTPError, URLError) as err:
message = 'Could not fetch data from url: {0}. ERROR: {1}'.format(
snapshot_version_metadata_url,
err
)
raise CommandExecutionError(message)
log.debug('snapshot_version_metadata_xml=%s', snapshot_version_metadata_xml)
return snapshot_version_metadata_xml
def _get_snapshot_version_metadata(artifactory_url, repository, group_id, artifact_id, version, headers):
metadata_xml = _get_snapshot_version_metadata_xml(artifactory_url=artifactory_url, repository=repository, group_id=group_id, artifact_id=artifact_id, version=version, headers=headers)
metadata = ET.fromstring(metadata_xml)
assert group_id == metadata.find('groupId').text
assert artifact_id == metadata.find('artifactId').text
assert version == metadata.find('version').text
snapshot_versions = metadata.find('versioning').find('snapshotVersions')
extension_version_dict = {}
for snapshot_version in snapshot_versions:
extension = snapshot_version.find('extension').text
value = snapshot_version.find('value').text
if snapshot_version.find('classifier') is not None:
classifier = snapshot_version.find('classifier').text
extension_version_dict[extension + ':' + classifier] = value
else:
extension_version_dict[extension] = value
return {
'snapshot_versions': extension_version_dict
}
def __get_latest_version_url(artifactory_url, repository, group_id, artifact_id, use_literal_group_id=False):
group_url = __get_group_id_subpath(group_id, use_literal_group_id)
# for released versions the suffix for the file is same as version
latest_version_url = '{artifactory_url}/api/search/latestVersion?g={group_url}&a={artifact_id}&repos={repository}'.format(
artifactory_url=artifactory_url,
repository=repository,
group_url=group_url,
artifact_id=artifact_id)
log.debug('latest_version_url=%s', latest_version_url)
return latest_version_url
def __find_latest_version(artifactory_url, repository, group_id, artifact_id, headers, use_literal_group_id=False):
latest_version_url = __get_latest_version_url(
artifactory_url=artifactory_url,
repository=repository,
group_id=group_id,
artifact_id=artifact_id,
use_literal_group_id=use_literal_group_id
)
try:
request = urllib.request.Request(latest_version_url, None, headers)
version = urllib.request.urlopen(request).read()
except (HTTPError, URLError) as err:
message = 'Could not fetch data from url: {0}. ERROR: {1}'.format(
latest_version_url,
err
)
raise CommandExecutionError(message)
log.debug("Response of: %s", version)
if version is None or version == '':
raise ArtifactoryError('Unable to find release version')
return version
def __save_artifact(artifact_url, target_file, headers):
log.debug("__save_artifact(%s, %s)", artifact_url, target_file)
result = {
'status': False,
'changes': {},
'comment': ''
}
if os.path.isfile(target_file):
log.debug("File %s already exists, checking checksum...", target_file)
checksum_url = artifact_url + ".sha1"
checksum_success, artifact_sum, checksum_comment = __download(checksum_url, headers)
if checksum_success:
log.debug("Downloaded SHA1 SUM: %s", artifact_sum)
file_sum = __salt__['file.get_hash'](path=target_file, form='sha1')
log.debug("Target file (%s) SHA1 SUM: %s", target_file, file_sum)
if artifact_sum == file_sum:
result['status'] = True
result['target_file'] = target_file
result['comment'] = 'File {0} already exists, checksum matches with Artifactory.\n' \
'Checksum URL: {1}'.format(target_file, checksum_url)
return result
else:
result['comment'] = 'File {0} already exists, checksum does not match with Artifactory!\n'\
'Checksum URL: {1}'.format(target_file, checksum_url)
else:
result['status'] = False
result['comment'] = checksum_comment
return result
log.debug('Downloading: %s -> %s', artifact_url, target_file)
try:
request = urllib.request.Request(artifact_url, None, headers)
f = urllib.request.urlopen(request)
with salt.utils.files.fopen(target_file, "wb") as local_file:
local_file.write(salt.utils.stringutils.to_bytes(f.read()))
result['status'] = True
result['comment'] = __append_comment(('Artifact downloaded from URL: {0}'.format(artifact_url)), result['comment'])
result['changes']['downloaded_file'] = target_file
result['target_file'] = target_file
except (HTTPError, URLError) as e:
result['status'] = False
result['comment'] = __get_error_comment(e, artifact_url)
return result
def __get_group_id_subpath(group_id, use_literal_group_id=False):
if not use_literal_group_id:
group_url = group_id.replace('.', '/')
return group_url
return group_id
def __get_classifier_url(classifier):
has_classifier = classifier is not None and classifier != ""
return "-" + classifier if has_classifier else ""
def __download(request_url, headers):
log.debug('Downloading content from %s', request_url)
success = False
content = None
comment = None
try:
request = urllib.request.Request(request_url, None, headers)
url = urllib.request.urlopen(request)
content = url.read()
success = True
except HTTPError as e:
comment = __get_error_comment(e, request_url)
return success, content, comment
def __get_error_comment(http_error, request_url):
if http_error.code == salt.ext.six.moves.http_client.NOT_FOUND:
comment = 'HTTP Error 404. Request URL: ' + request_url
elif http_error.code == salt.ext.six.moves.http_client.CONFLICT:
comment = 'HTTP Error 409: Conflict. Requested URL: {0}. \n' \
'This error may be caused by reading snapshot artifact from non-snapshot repository.'.format(request_url)
else:
comment = 'HTTP Error {err_code}. Request URL: {url}'.format(err_code=http_error.code, url=request_url)
return comment
def __append_comment(new_comment, current_comment=''):
return current_comment+'\n'+new_comment
class ArtifactoryError(Exception):
def __init__(self, value):
super(ArtifactoryError, self).__init__()
self.value = value
def __str__(self):
return repr(self.value)
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