def get_image_manifest_skopeo(url, registry, repo, intag=None, indigest=None, topdigest=None, user=None, pw=None, verify=True, topmanifest=None):
manifest = {}
digest = None
testDigest = None
if indigest:
pullstring = registry + "/" + repo + "@" + indigest
elif intag:
pullstring = registry + "/" + repo + ":" + intag
else:
raise Exception("invalid input - must supply either an intag or indigest")
try:
try:
rawmanifest = get_image_manifest_skopeo_raw(pullstring, user=user, pw=pw, verify=verify)
digest = manifest_to_digest(rawmanifest)
manifest = json.loads(rawmanifest)
if topmanifest is None:
topmanifest = json.loads(rawmanifest)
if not topdigest:
topdigest = digest
if manifest.get('schemaVersion') == 2 and manifest.get('mediaType') == 'application/vnd.docker.distribution.manifest.list.v2+json':
# Get the arch-specific version for amd64 and linux
new_digest = None
for entry in manifest.get('manifests'):
platform = entry.get('platform')
if platform and platform.get('architecture') in ['amd64'] and platform.get('os') in ['linux', 'windows']:
new_digest = entry.get('digest')
break
return get_image_manifest_skopeo(url=url, registry=registry, repo=repo, intag=None, indigest=new_digest, user=user, pw=pw, verify=verify, topdigest=topdigest, topmanifest=topmanifest)
except Exception as err:
logger.warn("CMD failed - exception: " + str(err))
raise err
except Exception as err:
import traceback
traceback.print_exc()
raise err
if not manifest or not digest:
raise SkopeoError(msg="No digest/manifest from skopeo")
return(manifest, digest, topdigest, topmanifest)
def exec(docker_archive, anchore_archive, digest, parent_digest, image_id, tag,
account_id, manifest, dockerfile, created_at, annotation):
"""
Analyze a local image stored as a docker archive (output result of 'docker save'), and generate an anchore image archive tarball ready for import into an anchore engine.
DOCKER_ARCHIVE : Location of input docker archive tarfile to analyze
ANCHORE_ARCHIVE : Location of output anchore image archive to write
"""
global config
# this could be improved to allow use to input timestamps (created_at, analyzed_at, etc)
now = int(time.time())
try:
try:
imageDigest = None
input_manifest_data = None
rawmanifest = None
if (not manifest and not digest) or (manifest and digest):
raise Exception(
"must supply either an image digest or a valid manifest, but not both"
)
if os.path.exists(anchore_archive):
raise Exception(
"the supplied anchore archive file ({}) already exists, please remove and try again"
.format(anchore_archive))
if manifest:
try:
with open(manifest, 'r') as FH:
# TODO implement manifest validator for anchore requirements, specifically
rawmanifest = FH.read()
input_manifest_data = json.loads(rawmanifest)
imageDigest = manifest_to_digest(rawmanifest)
except Exception as err:
raise ValueError(
"cannot calculate digest from supplied manifest - exception: {}"
.format(err))
if digest:
if re.match("^sha256:[\d|a-f]{64}$", digest):
imageDigest = digest
else:
raise ValueError(
"input digest does not validate - must be sha256:<64 hex characters>"
)
if parent_digest:
if re.match("^sha256:[\d|a-f]{64}$", parent_digest):
parentDigest = parent_digest
else:
raise ValueError(
"input parent_digest does not validate - must be sha256:<64 hex characters>"
)
else:
parentDigest = imageDigest
if image_id:
if re.match("^[\d|a-f]{64}$", image_id):
imageId = image_id
else:
raise ValueError("input image_id does not validate")
else:
# TODO this could be improved to generate imageId from configuration hash
imageId = "{}".format(''.join(
[random.choice('0123456789abcdef') for x in range(0, 64)]))
if account_id:
userId = account_id
else:
userId = 'admin'
if created_at:
try:
if int(created_at) < 0 or int(created_at) > now + 1:
raise Exception()
except Exception as err:
raise ValueError(
"created_at must by a unix timestamp between 0 and now ({})"
.format(now))
else:
created_at = now
try:
inputTag = tag
image_info = parse_dockerimage_string(inputTag)
fulltag = "{}/{}:{}".format(image_info['registry'],
image_info['repo'],
image_info['tag'])
fulldigest = "{}/{}@{}".format(image_info['registry'],
image_info['repo'], imageDigest)
except Exception as err:
raise ValueError(
"input tag does not validate - exception: {}".format(err))
dockerfile_mode = "Guessed"
dockerfile_contents = None
if dockerfile:
with open(dockerfile, 'r') as FH:
dockerfile_contents = ensure_str(
base64.b64encode(ensure_bytes(FH.read())))
dockerfile_mode = "Actual"
annotations = {}
if annotation:
for a in annotation:
try:
(k, v) = a.split('=', 1)
if k and v:
annotations[k] = v
else:
raise Exception("found null in key or value")
except Exception as err:
raise ValueError(
"annotation format error - annotations must be of the form (--annotation key=value), found: {}"
.format(a))
workspace_root = config['tmp_dir']
except Exception as err:
# input setup/validation failure
raise err
logger.debug(
"input has been prepared: imageDigest={} parentDigest={} imageId={} inputTag={} fulltag={} fulldigest={} userId={} annotations={} created_at={}"
.format(imageDigest, parentDigest, imageId, inputTag, fulltag,
fulldigest, userId, annotations, created_at))
# create an image record
try:
image_record = make_image_record(userId,
'docker',
None,
image_metadata={
'tag': fulltag,
'digest': fulldigest,
'imageId': imageId,
'parentdigest': parentDigest,
'created_at': created_at,
'dockerfile':
dockerfile_contents,
'dockerfile_mode':
dockerfile_mode,
'annotations': annotations
},
registry_lookup=False,
registry_creds=(None, None))
image_record['created_at'] = created_at
image_record['last_updated'] = created_at
image_record['analyzed_at'] = now
image_record['analysis_status'] = 'analyzed'
image_record['image_status'] = 'active'
image_record['record_state_key'] = 'active'
for image_detail in image_record['image_detail']:
image_detail['created_at'] = created_at
image_detail['last_updated'] = created_at
image_detail['tag_detected_at'] = created_at
image_detail['record_state_key'] = 'active'
except Exception as err:
# image record setup fail
raise err
# perform analysis
try:
image_data, analyzed_manifest_data = analyze_image(
userId,
rawmanifest,
image_record,
workspace_root,
config,
registry_creds=[],
use_cache_dir=None,
image_source='docker-archive',
image_source_meta=docker_archive)
image_content_data = {}
for content_type in anchore_engine.common.image_content_types + anchore_engine.common.image_metadata_types:
try:
image_content_data[
content_type] = anchore_engine.common.helpers.extract_analyzer_content(
image_data,
content_type,
manifest=input_manifest_data)
except:
image_content_data[content_type] = {}
anchore_engine.common.helpers.update_image_record_with_analysis_data(
image_record, image_data)
image_record['image_size'] = int(image_record['image_size'])
except Exception as err:
# image analysis fail
raise err
# generate an output image archive tarball
archive_file = anchore_archive
try:
with ImageArchive.for_writing(archive_file) as img_archive:
img_archive.account = userId
img_archive.image_digest = imageDigest
img_archive.manifest.metadata = {
'versions': localconfig.get_versions(),
'image_id': imageId,
'image_record': json.dumps(image_record, sort_keys=True)
}
pack_data = {'document': image_data}
data = ensure_bytes(json.dumps(pack_data, sort_keys=True))
img_archive.add_artifact('analysis',
source=ObjectStoreLocation(
bucket='analysis_data',
key=imageDigest),
data=data,
metadata=None)
pack_data = {'document': image_content_data}
data = ensure_bytes(json.dumps(pack_data, sort_keys=True))
img_archive.add_artifact('image_content',
source=ObjectStoreLocation(
bucket='image_content_data',
key=imageDigest),
data=data,
metadata=None)
pack_data = {'document': input_manifest_data}
data = ensure_bytes(json.dumps(pack_data, sort_keys=True))
img_archive.add_artifact('image_manifest',
source=ObjectStoreLocation(
bucket='manifest_data',
key=imageDigest),
data=data,
metadata=None)
except Exception as err:
# archive tarball generate fail
raise err
except Exception as err:
logger.error(
anchore_manager.cli.utils.format_error_output(
click_config, 'db', {}, err))
sys.exit(2)
click.echo(
"Analysis complete for image {} - archive file is located at {}".
format(imageDigest, archive_file))
def get_image_manifest_skopeo(url, registry, repo, intag=None, indigest=None, user=None, pw=None, verify=True):
manifest = {}
digest = None
testDigest = None
if indigest:
pullstring = registry + "/" + repo + "@" + indigest
elif intag:
pullstring = registry + "/" + repo + ":" + intag
else:
raise Exception("invalid input - must supply either an intag or indigest")
try:
proc_env = os.environ.copy()
if user and pw:
proc_env['SKOPUSER'] = user
proc_env['SKOPPASS'] = pw
credstr = '--creds \"${SKOPUSER}\":\"${SKOPPASS}\"'
else:
credstr = ""
if verify:
tlsverifystr = "--tls-verify=true"
else:
tlsverifystr = "--tls-verify=false"
try:
cmd = ["/bin/sh", "-c", "skopeo inspect --raw {} {} docker://{}".format(tlsverifystr, credstr, pullstring)]
cmdstr = ' '.join(cmd)
try:
rc, sout, serr = run_command_list(cmd, env=proc_env)
if rc != 0:
raise SkopeoError(cmd=cmd, rc=rc, out=sout, err=serr)
else:
logger.debug("command succeeded: cmd="+str(cmdstr)+" stdout="+str(sout).strip()+" stderr="+str(serr).strip())
except Exception as err:
logger.error("command failed with exception - " + str(err))
raise err
sout = str(sout, 'utf-8') if sout else None
digest = manifest_to_digest(sout)
manifest = json.loads(sout)
if manifest.get('schemaVersion') == 2 and manifest.get('mediaType') == 'application/vnd.docker.distribution.manifest.list.v2+json':
# Get the arch-specific version for amd64 and linux
new_digest = None
for entry in manifest.get('manifests'):
platform = entry.get('platform')
if platform and platform.get('architecture') in ['amd64'] and platform.get('os') == 'linux':
new_digest = entry.get('digest')
break
return get_image_manifest_skopeo(url=url, registry=registry, repo=repo, intag=None, indigest=new_digest, user=user, pw=pw, verify=verify)
except Exception as err:
logger.warn("CMD failed - exception: " + str(err))
raise err
except Exception as err:
import traceback
traceback.print_exc()
raise err
if not manifest or not digest:
raise SkopeoError(msg="No digest/manifest from skopeo")
return(manifest, digest)