def get_git_shas_for_service(service, deploy_groups, soa_dir):
"""Returns a dictionary of 2-tuples of the form (timestamp, deploy_group) for each deploy sha"""
if service is None:
return []
git_url = get_git_url(service=service, soa_dir=soa_dir)
all_deploy_groups = list_deploy_groups(
service=service,
soa_dir=soa_dir,
)
deploy_groups, _ = validate_given_deploy_groups(all_deploy_groups, deploy_groups)
previously_deployed_shas = {}
for ref, sha in list_remote_refs(git_url).items():
regex_match = extract_tags(ref)
try:
deploy_group = regex_match['deploy_group']
tstamp = regex_match['tstamp']
except KeyError:
pass
else:
# Now we filter and dedup by picking the most recent sha for a deploy group
# Note that all strings are greater than ''
if deploy_group in deploy_groups:
tstamp_so_far = previously_deployed_shas.get(sha, ('all', ''))[1]
if tstamp > tstamp_so_far:
previously_deployed_shas[sha] = (tstamp, deploy_group)
return previously_deployed_shas
def get_git_shas_for_service(service, deploy_groups, soa_dir):
"""Returns a list of 2-tuples of the form (sha, timestamp) for each deploy tag in a service's git
repository"""
if service is None:
return []
git_url = get_git_url(service=service, soa_dir=soa_dir)
all_deploy_groups = {
config.get_deploy_group()
for config in get_instance_config_for_service(
service=service,
soa_dir=soa_dir,
)
}
deploy_groups, _ = validate_given_deploy_groups(all_deploy_groups,
deploy_groups)
previously_deployed_shas = {}
for ref, sha in list_remote_refs(git_url).items():
regex_match = extract_tags(ref)
try:
deploy_group = regex_match['deploy_group']
tstamp = regex_match['tstamp']
except KeyError:
pass
else:
# note that all strings are greater than ''
if deploy_group in deploy_groups and tstamp > previously_deployed_shas.get(
sha, ''):
previously_deployed_shas[sha] = tstamp
return previously_deployed_shas.items()
def get_versions_for_service(
service: str, deploy_groups: Collection[str],
soa_dir: str) -> Mapping[DeploymentVersion, Tuple[str, str]]:
"""Returns a dictionary of 2-tuples of the form (timestamp, deploy_group) for each version tuple of (deploy sha, image_version)"""
if service is None:
return {}
git_url = get_git_url(service=service, soa_dir=soa_dir)
all_deploy_groups = list_deploy_groups(service=service, soa_dir=soa_dir)
deploy_groups, _ = validate_given_deploy_groups(all_deploy_groups,
deploy_groups)
previously_deployed_versions: Dict[DeploymentVersion, Tuple[str, str]] = {}
for ref, sha in list_remote_refs(git_url).items():
regex_match = extract_tags(ref)
try:
deploy_group = regex_match["deploy_group"]
tstamp = regex_match["tstamp"]
image_version = regex_match["image_version"]
except KeyError:
pass
else:
# Now we filter and dedup by picking the most recent sha for a deploy group
# Note that all strings are greater than ''
if deploy_group in deploy_groups:
version = DeploymentVersion(sha=sha,
image_version=image_version)
tstamp_so_far = previously_deployed_versions.get(
version, ("all", ""))[1]
if tstamp > tstamp_so_far:
previously_deployed_versions[version] = (tstamp,
deploy_group)
return previously_deployed_versions
def paasta_rollback(args):
"""Call mark_for_deployment with rollback parameters
:param args: contains all the arguments passed onto the script: service,
deploy groups and sha. These arguments will be verified and passed onto
mark_for_deployment.
"""
soa_dir = args.soa_dir
service = figure_out_service_name(args, soa_dir)
git_url = get_git_url(service, soa_dir)
given_deploy_groups = {
deploy_group
for deploy_group in args.deploy_groups.split(",") if deploy_group
}
service_deploy_groups = {
config.get_deploy_group()
for config in get_instance_config_for_service(
service=service,
soa_dir=soa_dir,
)
}
deploy_groups, invalid = validate_given_deploy_groups(
service_deploy_groups, given_deploy_groups)
if len(invalid) > 0:
print PaastaColors.yellow(
"These deploy groups are not valid and will be skipped: %s.\n" %
(",").join(invalid))
if len(deploy_groups) == 0:
print PaastaColors.red(
"ERROR: No valid deploy groups specified for %s.\n" % (service))
return 1
commit = args.commit
if not commit:
list_previous_commits(service, deploy_groups,
bool(given_deploy_groups), soa_dir)
return 1
returncode = 0
for deploy_group in deploy_groups:
returncode = max(
mark_for_deployment(
git_url=git_url,
service=service,
deploy_group=deploy_group,
commit=commit,
),
returncode,
)
return returncode
def paasta_rollback(args):
"""Call mark_for_deployment with rollback parameters
:param args: contains all the arguments passed onto the script: service,
deploy groups and sha. These arguments will be verified and passed onto
mark_for_deployment.
"""
soa_dir = args.soa_dir
service = figure_out_service_name(args, soa_dir)
git_url = get_git_url(service, soa_dir)
given_deploy_groups = {deploy_group for deploy_group in args.deploy_groups.split(",") if deploy_group}
all_deploy_groups = list_deploy_groups(service=service, soa_dir=soa_dir)
deploy_groups, invalid = validate_given_deploy_groups(all_deploy_groups, given_deploy_groups)
if len(invalid) > 0:
paasta_print(
PaastaColors.yellow(
"These deploy groups are not valid and will be skipped: %s.\n" % (",").join(invalid),
),
)
if len(deploy_groups) == 0:
paasta_print(PaastaColors.red("ERROR: No valid deploy groups specified for %s.\n" % (service)))
return 1
git_shas = get_git_shas_for_service(service, deploy_groups, soa_dir)
commit = args.commit
if not commit:
paasta_print("Please specify a commit to mark for rollback (-k, --commit).")
list_previous_commits(service, deploy_groups, bool(given_deploy_groups), git_shas)
return 1
elif commit not in git_shas and not args.force:
paasta_print(PaastaColors.red("This Git SHA has never been deployed before."))
paasta_print("Please double check it or use --force to skip this verification.\n")
list_previous_commits(service, deploy_groups, bool(given_deploy_groups), git_shas)
return 1
returncode = 0
for deploy_group in deploy_groups:
returncode = max(
mark_for_deployment(
git_url=git_url,
service=service,
deploy_group=deploy_group,
commit=commit,
),
returncode,
)
return returncode
def validate_deploy_group(deploy_group, service, soa_dir):
"""Validate deploy_group.
Raise exception if the specified deploy group is not used anywhere.
"""
in_use_deploy_groups = list_deploy_groups(service=service, soa_dir=soa_dir)
_, invalid_deploy_groups = \
validate_given_deploy_groups(in_use_deploy_groups, [deploy_group])
if len(invalid_deploy_groups) == 1:
raise DeployGroupError("ERROR: These deploy groups are not currently "
"used anywhere: {}.\n"
"You probably need one of these in-use deploy "
"groups?:\n {}".format(
",".join(invalid_deploy_groups),
",".join(in_use_deploy_groups)))
def validate_deploy_group(deploy_group, service, soa_dir):
"""Validate deploy_group.
Raise exception if the specified deploy group is not used anywhere.
"""
in_use_deploy_groups = list_deploy_groups(service=service, soa_dir=soa_dir)
_, invalid_deploy_groups = \
validate_given_deploy_groups(in_use_deploy_groups, [deploy_group])
if len(invalid_deploy_groups) == 1:
raise DeployGroupError("ERROR: These deploy groups are not currently "
"used anywhere: {0}.\n"
"You probably need one of these in-use deploy "
"groups?:\n {1}".format(
",".join(invalid_deploy_groups),
",".join(in_use_deploy_groups)))
def paasta_rollback(args):
"""Call mark_for_deployment with rollback parameters
:param args: contains all the arguments passed onto the script: service,
deploy groups and sha. These arguments will be verified and passed onto
mark_for_deployment.
"""
soa_dir = args.soa_dir
service = figure_out_service_name(args, soa_dir)
git_url = get_git_url(service, soa_dir)
given_deploy_groups = {deploy_group for deploy_group in args.deploy_groups.split(",") if deploy_group}
all_deploy_groups = list_deploy_groups(service=service, soa_dir=soa_dir)
deploy_groups, invalid = validate_given_deploy_groups(all_deploy_groups, given_deploy_groups)
if len(invalid) > 0:
print PaastaColors.yellow("These deploy groups are not valid and will be skipped: %s.\n" % (",").join(invalid))
if len(deploy_groups) == 0:
print PaastaColors.red("ERROR: No valid deploy groups specified for %s.\n" % (service))
return 1
commit = args.commit
if not commit:
list_previous_commits(service, deploy_groups, bool(given_deploy_groups), soa_dir)
return 1
returncode = 0
for deploy_group in deploy_groups:
returncode = max(
mark_for_deployment(
git_url=git_url,
service=service,
deploy_group=deploy_group,
commit=commit,
),
returncode,
)
return returncode
def get_git_shas_for_service(service, deploy_groups, soa_dir):
"""Returns a dictionary of 2-tuples of the form (timestamp, deploy_group) for each deploy sha"""
if service is None:
return []
git_url = get_git_url(service=service, soa_dir=soa_dir)
all_deploy_groups = list_deploy_groups(
service=service,
soa_dir=soa_dir,
)
deploy_groups, _ = validate_given_deploy_groups(all_deploy_groups, deploy_groups)
previously_deployed_shas = {}
for ref, sha in list_remote_refs(git_url).items():
regex_match = extract_tags(ref)
try:
deploy_group = regex_match['deploy_group']
tstamp = regex_match['tstamp']
except KeyError:
pass
else:
# note that all strings are greater than ''
if deploy_group in deploy_groups and tstamp > previously_deployed_shas.get(sha, ''):
previously_deployed_shas[sha] = (tstamp, deploy_group)
return previously_deployed_shas.items()
def paasta_mark_for_deployment(args):
"""Wrapping mark_for_deployment"""
if args.verbose:
log.setLevel(level=logging.DEBUG)
else:
log.setLevel(level=logging.INFO)
service = args.service
if service and service.startswith("services-"):
service = service.split("services-", 1)[1]
validate_service_name(service, soa_dir=args.soa_dir)
deploy_group = args.deploy_group
in_use_deploy_groups = list_deploy_groups(service=service, soa_dir=args.soa_dir)
_, invalid_deploy_groups = validate_given_deploy_groups(
in_use_deploy_groups, [deploy_group]
)
if len(invalid_deploy_groups) == 1:
paasta_print(
PaastaColors.red(
"ERROR: These deploy groups are not currently used anywhere: %s.\n"
% (",").join(invalid_deploy_groups)
)
)
paasta_print(
PaastaColors.red(
"This isn't technically wrong because you can mark-for-deployment before deploying there"
)
)
paasta_print(
PaastaColors.red(
"but this is probably a typo. Did you mean one of these in-use deploy groups?:"
)
)
paasta_print(PaastaColors.red(" %s" % (",").join(in_use_deploy_groups)))
paasta_print()
paasta_print(PaastaColors.red("Continuing regardless..."))
if args.git_url is None:
args.git_url = get_git_url(service=service, soa_dir=args.soa_dir)
commit = validate_git_sha(sha=args.commit, git_url=args.git_url)
old_git_sha = get_currently_deployed_sha(service=service, deploy_group=deploy_group)
if old_git_sha == commit:
paasta_print(
"Warning: The sha asked to be deployed already matches what is set to be deployed:"
)
paasta_print(old_git_sha)
paasta_print("Continuing anyway.")
if args.verify_image:
if not is_docker_image_already_in_registry(service, args.soa_dir, commit):
raise ValueError(
"Failed to find image in the registry for the following sha %s" % commit
)
deploy_info = get_deploy_info(service=service, soa_dir=args.soa_dir)
deploy_process = MarkForDeploymentProcess(
service=service,
deploy_info=deploy_info,
deploy_group=deploy_group,
commit=commit,
old_git_sha=old_git_sha,
git_url=args.git_url,
auto_rollback=args.auto_rollback,
block=args.block,
soa_dir=args.soa_dir,
timeout=args.timeout,
auto_certify_delay=args.auto_certify_delay,
auto_abandon_delay=args.auto_abandon_delay,
auto_rollback_delay=args.auto_rollback_delay,
)
ret = deploy_process.run()
return ret
def paasta_rollback(args):
"""Call mark_for_deployment with rollback parameters
:param args: contains all the arguments passed onto the script: service,
deploy groups and sha. These arguments will be verified and passed onto
mark_for_deployment.
"""
soa_dir = args.soa_dir
service = figure_out_service_name(args, soa_dir)
deploy_info = get_deploy_info(service=service, soa_dir=args.soa_dir)
deploy_authz_check(deploy_info, service)
git_url = get_git_url(service, soa_dir)
given_deploy_groups = {
deploy_group for deploy_group in args.deploy_groups.split(",") if deploy_group
}
all_deploy_groups = list_deploy_groups(service=service, soa_dir=soa_dir)
deploy_groups, invalid = validate_given_deploy_groups(
all_deploy_groups, given_deploy_groups
)
if len(invalid) > 0:
print(
PaastaColors.yellow(
"These deploy groups are not valid and will be skipped: %s.\n"
% (",").join(invalid)
)
)
if len(deploy_groups) == 0:
print(
PaastaColors.red(
"ERROR: No valid deploy groups specified for %s.\n" % (service)
)
)
return 1
git_shas = get_git_shas_for_service(service, deploy_groups, soa_dir)
commit = args.commit
if not commit:
print("Please specify a commit to mark for rollback (-k, --commit).")
list_previous_commits(
service, deploy_groups, bool(given_deploy_groups), git_shas
)
return 1
elif commit not in git_shas and not args.force:
print(PaastaColors.red("This Git SHA has never been deployed before."))
print("Please double check it or use --force to skip this verification.\n")
list_previous_commits(
service, deploy_groups, bool(given_deploy_groups), git_shas
)
return 1
returncode = 0
for deploy_group in deploy_groups:
rolled_back_from = get_currently_deployed_sha(service, deploy_group)
returncode |= mark_for_deployment(
git_url=git_url, service=service, deploy_group=deploy_group, commit=commit
)
# we could also gate this by the return code from m-f-d, but we probably care more about someone wanting to
# rollback than we care about if the underlying machinery was successfully able to complete the request
if rolled_back_from != commit:
audit_action_details = {
"rolled_back_from": rolled_back_from,
"rolled_back_to": commit,
"rollback_type": RollbackTypes.USER_INITIATED_ROLLBACK.value,
"deploy_group": deploy_group,
}
_log_audit(
action="rollback", action_details=audit_action_details, service=service
)
return returncode
def paasta_mark_for_deployment(args):
"""Wrapping mark_for_deployment"""
if args.verbose:
log.setLevel(level=logging.DEBUG)
else:
log.setLevel(level=logging.INFO)
service = args.service
if service and service.startswith('services-'):
service = service.split('services-', 1)[1]
validate_service_name(service, soa_dir=args.soa_dir)
in_use_deploy_groups = list_deploy_groups(
service=service,
soa_dir=args.soa_dir,
)
_, invalid_deploy_groups = validate_given_deploy_groups(
in_use_deploy_groups, [args.deploy_group])
if len(invalid_deploy_groups) == 1:
paasta_print(
PaastaColors.red(
"ERROR: These deploy groups are not currently used anywhere: %s.\n"
% (",").join(invalid_deploy_groups), ))
paasta_print(
PaastaColors.red(
"This isn't technically wrong because you can mark-for-deployment before deploying there",
))
paasta_print(
PaastaColors.red(
"but this is probably a typo. Did you mean one of these in-use deploy groups?:"
))
paasta_print(
PaastaColors.red(" %s" % (",").join(in_use_deploy_groups)))
paasta_print()
paasta_print(PaastaColors.red("Continuing regardless..."))
if args.git_url is None:
args.git_url = get_git_url(service=service, soa_dir=args.soa_dir)
try:
validate_full_git_sha(args.commit)
except ArgumentTypeError:
refs = remote_git.list_remote_refs(args.git_url)
commits = short_to_full_git_sha(short=args.commit, refs=refs)
if len(commits) != 1:
raise ValueError(
"%s matched %d git shas (with refs pointing at them). Must match exactly 1."
% (args.commit, len(commits)), )
args.commit = commits[0]
old_git_sha = get_currently_deployed_sha(service=service,
deploy_group=args.deploy_group)
if old_git_sha == args.commit:
paasta_print(
"Warning: The sha asked to be deployed already matches what is set to be deployed:"
)
paasta_print(old_git_sha)
paasta_print("Continuing anyway.")
if args.verify_image:
if not is_docker_image_already_in_registry(service, args.soa_dir,
args.commit):
raise ValueError(
'Failed to find image in the registry for the following sha %s'
% args.commit)
ret = mark_for_deployment(
git_url=args.git_url,
deploy_group=args.deploy_group,
service=service,
commit=args.commit,
)
if args.block and ret == 0:
try:
wait_for_deployment(
service=service,
deploy_group=args.deploy_group,
git_sha=args.commit,
soa_dir=args.soa_dir,
timeout=args.timeout,
)
line = "Deployment of {} for {} complete".format(
args.commit, args.deploy_group)
_log(
service=service,
component='deploy',
line=line,
level='event',
)
except (KeyboardInterrupt, TimeoutError):
if args.auto_rollback is True:
if old_git_sha == args.commit:
paasta_print(
"Error: --auto-rollback was requested, but the previous sha"
)
paasta_print(
"is the same that was requested with --commit. Can't rollback"
)
paasta_print("automatically.")
else:
paasta_print(
"Auto-Rollback requested. Marking the previous sha")
paasta_print("(%s) for %s as desired." %
(args.deploy_group, old_git_sha))
mark_for_deployment(
git_url=args.git_url,
deploy_group=args.deploy_group,
service=service,
commit=old_git_sha,
)
else:
report_waiting_aborted(service, args.deploy_group)
ret = 1
except NoSuchCluster:
report_waiting_aborted(service, args.deploy_group)
if old_git_sha is not None and old_git_sha != args.commit and not args.auto_rollback:
paasta_print()
paasta_print("If you wish to roll back, you can run:")
paasta_print()
paasta_print(
PaastaColors.bold(
" paasta rollback --service %s --deploy-group %s --commit %s "
% (
service,
args.deploy_group,
old_git_sha,
)), )
return ret
def paasta_mark_for_deployment(args):
"""Wrapping mark_for_deployment"""
if args.verbose:
log.setLevel(level=logging.DEBUG)
else:
log.setLevel(level=logging.INFO)
service = args.service
if service and service.startswith('services-'):
service = service.split('services-', 1)[1]
validate_service_name(service, soa_dir=args.soa_dir)
in_use_deploy_groups = list_deploy_groups(
service=service,
soa_dir=args.soa_dir,
)
_, invalid_deploy_groups = validate_given_deploy_groups(
in_use_deploy_groups, [args.deploy_group])
if len(invalid_deploy_groups) == 1:
paasta_print(
PaastaColors.red(
"ERROR: These deploy groups are not currently used anywhere: %s.\n"
% (",").join(invalid_deploy_groups)))
paasta_print(
PaastaColors.red(
"This isn't technically wrong because you can mark-for-deployment before deploying there"
))
paasta_print(
PaastaColors.red(
"but this is probably a typo. Did you mean one of these in-use deploy groups?:"
))
paasta_print(
PaastaColors.red(" %s" % (",").join(in_use_deploy_groups)))
paasta_print()
paasta_print(PaastaColors.red("Continuing regardless..."))
if args.git_url is None:
args.git_url = get_git_url(service=service, soa_dir=args.soa_dir)
old_git_sha = get_currently_deployed_sha(service=service,
deploy_group=args.deploy_group)
if old_git_sha == args.commit:
paasta_print(
"Warning: The sha asked to be deployed already matches what is set to be deployed:"
)
paasta_print(old_git_sha)
paasta_print("Continuing anyway.")
ret = mark_for_deployment(
git_url=args.git_url,
deploy_group=args.deploy_group,
service=service,
commit=args.commit,
)
if args.block:
try:
wait_for_deployment(service=service,
deploy_group=args.deploy_group,
git_sha=args.commit,
soa_dir=args.soa_dir,
timeout=args.timeout)
line = "Deployment of {} for {} complete".format(
args.commit, args.deploy_group)
_log(service=service, component='deploy', line=line, level='event')
except (KeyboardInterrupt, TimeoutError):
if args.auto_rollback is True:
if old_git_sha == args.commit:
paasta_print(
"Error: --auto-rollback was requested, but the previous sha"
)
paasta_print(
"is the same that was requested with --commit. Can't rollback"
)
paasta_print("automatically.")
else:
paasta_print(
"Auto-Rollback requested. Marking the previous sha")
paasta_print("(%s) for %s as desired." %
(args.deploy_group, old_git_sha))
mark_for_deployment(
git_url=args.git_url,
deploy_group=args.deploy_group,
service=service,
commit=old_git_sha,
)
else:
paasta_print(
"Waiting for deployment aborted. PaaSTA will continue to try to deploy this code."
)
paasta_print("If you wish to see the status, run:")
paasta_print()
paasta_print(" paasta status -s %s -v" % service)
paasta_print()
ret = 1
except NoInstancesFound:
return 1
if old_git_sha is not None and old_git_sha != args.commit and not args.auto_rollback:
paasta_print()
paasta_print("If you wish to roll back, you can run:")
paasta_print()
paasta_print(
PaastaColors.bold(
" paasta rollback --service %s --deploy-group %s --commit %s "
% (service, args.deploy_group, old_git_sha)))
return ret
def paasta_mark_for_deployment(args):
"""Wrapping mark_for_deployment"""
if args.verbose:
log.setLevel(level=logging.DEBUG)
else:
log.setLevel(level=logging.INFO)
service = args.service
if service and service.startswith('services-'):
service = service.split('services-', 1)[1]
validate_service_name(service, soa_dir=args.soa_dir)
in_use_deploy_groups = list_deploy_groups(
service=service,
soa_dir=args.soa_dir,
)
_, invalid_deploy_groups = validate_given_deploy_groups(
in_use_deploy_groups, [args.deploy_group])
if len(invalid_deploy_groups) == 1:
print PaastaColors.red(
"ERROR: These deploy groups are not currently used anywhere: %s.\n"
% (",").join(invalid_deploy_groups))
print PaastaColors.red(
"This isn't technically wrong because you can mark-for-deployment before deploying there"
)
print PaastaColors.red(
"but this is probably a typo. Did you mean one of these in-use deploy groups?:"
)
print PaastaColors.red(" %s" % (",").join(in_use_deploy_groups))
print ""
print PaastaColors.red("Continuing regardless...")
if args.git_url is None:
args.git_url = get_git_url(service=service, soa_dir=args.soa_dir)
old_git_sha = get_currently_deployed_sha(service=service,
deploy_group=args.deploy_group)
if old_git_sha == args.commit:
print "Warning: The sha asked to be deployed already matches what is set to be deployed:"
print old_git_sha
print "Continuing anyway."
ret = mark_for_deployment(
git_url=args.git_url,
deploy_group=args.deploy_group,
service=service,
commit=args.commit,
)
if args.block:
try:
print "Waiting for deployment of {0} for '{1}' complete...".format(
args.commit, args.deploy_group)
wait_for_deployment(service=service,
deploy_group=args.deploy_group,
git_sha=args.commit,
soa_dir=args.soa_dir,
timeout=args.timeout)
line = "Deployment of {0} for {1} complete".format(
args.commit, args.deploy_group)
_log(service=service, component='deploy', line=line, level='event')
except (KeyboardInterrupt, TimeoutError):
print "Waiting for deployment aborted. PaaSTA will continue to try to deploy this code."
print "If you wish to see the status, run:"
print ""
print " paasta status -s %s -v" % service
print ""
ret = 1
if old_git_sha is not None and old_git_sha != args.commit:
print ""
print "If you wish to roll back, you can run:"
print ""
print PaastaColors.bold(
" paasta rollback --service %s --deploy-group %s --commit %s " %
(service, args.deploy_group, old_git_sha))
return ret
def paasta_mark_for_deployment(args):
"""Wrapping mark_for_deployment"""
if args.verbose:
log.setLevel(level=logging.DEBUG)
else:
log.setLevel(level=logging.INFO)
service = args.service
if service and service.startswith('services-'):
service = service.split('services-', 1)[1]
validate_service_name(service, soa_dir=args.soa_dir)
in_use_deploy_groups = {
config.get_deploy_group()
for config in get_instance_config_for_service(
service=service,
soa_dir=args.soa_dir,
)
}
_, invalid_deploy_groups = validate_given_deploy_groups(
in_use_deploy_groups, [args.deploy_group])
if len(invalid_deploy_groups) == 1:
print PaastaColors.red(
"ERROR: These deploy groups are not currently used anywhere: %s.\n"
% (",").join(invalid_deploy_groups))
print PaastaColors.red(
"This isn't technically wrong because you can mark-for-deployment before deploying there"
)
print PaastaColors.red(
"but this is probably a typo. Did you mean one of these in-use deploy groups?:"
)
print PaastaColors.red(" %s" % (",").join(in_use_deploy_groups))
print ""
print PaastaColors.red("Continuing regardless...")
ret = mark_for_deployment(
git_url=args.git_url,
deploy_group=args.deploy_group,
service=service,
commit=args.commit,
)
if args.block:
try:
line = "Waiting for deployment of {0} to {1} complete".format(
args.commit, args.deploy_group)
log.info(line)
wait_for_deployment(service=service,
deploy_group=args.deploy_group,
git_sha=args.commit,
soa_dir=args.soa_dir,
timeout=args.timeout)
line = "Deployment of {0} to {1} complete".format(
args.commit, args.deploy_group)
_log(service=service, component='deploy', line=line, level='event')
except KeyboardInterrupt:
print "Waiting for deployment aborted. PaaSTA will continue to try to deploy this code."
print "If you wish to see the status, run:"
print ""
print " paasta status -s %s -v" % service
print ""
print "Or if you wish to rollback:"
print ""
print " paasta rollback -s %s -d %s" % (service,
args.deploy_group)
sys.exit(1)
except TimeoutError:
sys.exit(1)
return ret
def paasta_mark_for_deployment(args):
"""Wrapping mark_for_deployment"""
if args.verbose:
log.setLevel(level=logging.DEBUG)
else:
log.setLevel(level=logging.INFO)
service = args.service
if service and service.startswith('services-'):
service = service.split('services-', 1)[1]
validate_service_name(service, soa_dir=args.soa_dir)
deploy_group = args.deploy_group
in_use_deploy_groups = list_deploy_groups(
service=service,
soa_dir=args.soa_dir,
)
_, invalid_deploy_groups = validate_given_deploy_groups(
in_use_deploy_groups, [deploy_group])
if len(invalid_deploy_groups) == 1:
paasta_print(
PaastaColors.red(
"ERROR: These deploy groups are not currently used anywhere: %s.\n"
% (",").join(invalid_deploy_groups), ))
paasta_print(
PaastaColors.red(
"This isn't technically wrong because you can mark-for-deployment before deploying there",
))
paasta_print(
PaastaColors.red(
"but this is probably a typo. Did you mean one of these in-use deploy groups?:"
))
paasta_print(
PaastaColors.red(" %s" % (",").join(in_use_deploy_groups)))
paasta_print()
paasta_print(PaastaColors.red("Continuing regardless..."))
if args.git_url is None:
args.git_url = get_git_url(service=service, soa_dir=args.soa_dir)
commit = validate_git_sha(sha=args.commit, git_url=args.git_url)
old_git_sha = get_currently_deployed_sha(service=service,
deploy_group=deploy_group)
if old_git_sha == commit:
paasta_print(
"Warning: The sha asked to be deployed already matches what is set to be deployed:"
)
paasta_print(old_git_sha)
paasta_print("Continuing anyway.")
if args.verify_image:
if not is_docker_image_already_in_registry(service, args.soa_dir,
commit):
raise ValueError(
'Failed to find image in the registry for the following sha %s'
% commit)
deploy_info = get_deploy_info(service=service, soa_dir=args.soa_dir)
slack_notifier = SlackDeployNotifier(
deploy_info=deploy_info,
service=service,
deploy_group=deploy_group,
commit=commit,
old_commit=old_git_sha,
git_url=args.git_url,
)
ret = mark_for_deployment(
git_url=args.git_url,
deploy_group=deploy_group,
service=service,
commit=commit,
)
slack_notifier.notify_after_mark(ret=ret)
if args.block and ret == 0:
try:
wait_for_deployment(
service=service,
deploy_group=deploy_group,
git_sha=commit,
soa_dir=args.soa_dir,
timeout=args.timeout,
)
line = f"Deployment of {commit} for {deploy_group} complete"
_log(
service=service,
component='deploy',
line=line,
level='event',
)
slack_notifier.notify_after_good_deploy()
except (KeyboardInterrupt, TimeoutError):
if args.auto_rollback is True:
if old_git_sha == commit:
paasta_print(
"Error: --auto-rollback was requested, but the previous sha"
)
paasta_print(
"is the same that was requested with --commit. Can't rollback"
)
paasta_print("automatically.")
else:
paasta_print(
"Auto-Rollback requested. Marking the previous sha")
paasta_print(
f"({deploy_group}) for {old_git_sha} as desired.")
mark_for_deployment(
git_url=args.git_url,
deploy_group=deploy_group,
service=service,
commit=old_git_sha,
)
slack_notifier.notify_after_auto_rollback()
else:
report_waiting_aborted(service, deploy_group)
slack_notifier.notify_after_abort()
ret = 1
except NoSuchCluster:
report_waiting_aborted(service, deploy_group)
slack_notifier.notify_after_abort()
if old_git_sha is not None and old_git_sha != commit and not args.auto_rollback:
paasta_print()
paasta_print("If you wish to roll back, you can run:")
paasta_print()
paasta_print(
PaastaColors.bold(
" paasta rollback --service {} --deploy-group {} --commit {} "
.format(
service,
deploy_group,
old_git_sha,
)), )
return ret
def paasta_mark_for_deployment(args):
"""Wrapping mark_for_deployment"""
if args.verbose:
log.setLevel(level=logging.DEBUG)
else:
log.setLevel(level=logging.INFO)
service = args.service
if service and service.startswith('services-'):
service = service.split('services-', 1)[1]
validate_service_name(service, soa_dir=args.soa_dir)
in_use_deploy_groups = list_deploy_groups(
service=service,
soa_dir=args.soa_dir,
)
_, invalid_deploy_groups = validate_given_deploy_groups(in_use_deploy_groups, [args.deploy_group])
if len(invalid_deploy_groups) == 1:
paasta_print(PaastaColors.red(
"ERROR: These deploy groups are not currently used anywhere: %s.\n" % (",").join(invalid_deploy_groups)))
paasta_print(PaastaColors.red(
"This isn't technically wrong because you can mark-for-deployment before deploying there"))
paasta_print(PaastaColors.red("but this is probably a typo. Did you mean one of these in-use deploy groups?:"))
paasta_print(PaastaColors.red(" %s" % (",").join(in_use_deploy_groups)))
paasta_print()
paasta_print(PaastaColors.red("Continuing regardless..."))
if args.git_url is None:
args.git_url = get_git_url(service=service, soa_dir=args.soa_dir)
old_git_sha = get_currently_deployed_sha(service=service, deploy_group=args.deploy_group)
if old_git_sha == args.commit:
paasta_print("Warning: The sha asked to be deployed already matches what is set to be deployed:")
paasta_print(old_git_sha)
paasta_print("Continuing anyway.")
ret = mark_for_deployment(
git_url=args.git_url,
deploy_group=args.deploy_group,
service=service,
commit=args.commit,
)
if args.block:
try:
wait_for_deployment(service=service,
deploy_group=args.deploy_group,
git_sha=args.commit,
soa_dir=args.soa_dir,
timeout=args.timeout)
line = "Deployment of {0} for {1} complete".format(args.commit, args.deploy_group)
_log(
service=service,
component='deploy',
line=line,
level='event'
)
except (KeyboardInterrupt, TimeoutError):
if args.auto_rollback is True:
if old_git_sha == args.commit:
paasta_print("Error: --auto-rollback was requested, but the previous sha")
paasta_print("is the same that was requested with --commit. Can't rollback")
paasta_print("automatically.")
else:
paasta_print("Auto-Rollback requested. Marking the previous sha")
paasta_print("(%s) for %s as desired." % (args.deploy_group, old_git_sha))
mark_for_deployment(
git_url=args.git_url,
deploy_group=args.deploy_group,
service=service,
commit=old_git_sha,
)
else:
paasta_print("Waiting for deployment aborted. PaaSTA will continue to try to deploy this code.")
paasta_print("If you wish to see the status, run:")
paasta_print()
paasta_print(" paasta status -s %s -v" % service)
paasta_print()
ret = 1
except NoInstancesFound:
return 1
if old_git_sha is not None and old_git_sha != args.commit and not args.auto_rollback:
paasta_print()
paasta_print("If you wish to roll back, you can run:")
paasta_print()
paasta_print(PaastaColors.bold(" paasta rollback --service %s --deploy-group %s --commit %s " % (
service, args.deploy_group, old_git_sha))
)
return ret
def paasta_rollback(args: argparse.Namespace) -> int:
"""Call mark_for_deployment with rollback parameters
:param args: contains all the arguments passed onto the script: service,
deploy groups and sha. These arguments will be verified and passed onto
mark_for_deployment.
"""
soa_dir = args.soa_dir
service = figure_out_service_name(args, soa_dir)
deploy_info = get_deploy_info(service=service, soa_dir=args.soa_dir)
if not can_user_deploy_service(deploy_info, service):
return 1
git_url = get_git_url(service, soa_dir)
if args.all_deploy_groups:
given_deploy_groups = list_deploy_groups(service=service,
soa_dir=soa_dir)
else:
given_deploy_groups = {
deploy_group
for deploy_group in args.deploy_groups.split(",") if deploy_group
}
all_deploy_groups = list_deploy_groups(service=service, soa_dir=soa_dir)
deploy_groups, invalid = validate_given_deploy_groups(
all_deploy_groups, given_deploy_groups)
if len(invalid) > 0:
print(
PaastaColors.yellow(
"These deploy groups are not valid and will be skipped: %s.\n"
% (",").join(invalid)))
if len(deploy_groups) == 0 and not args.all_deploy_groups:
print(
PaastaColors.red(
"ERROR: No valid deploy groups specified for %s.\n Use the flag -a to rollback all valid deploy groups for this service"
% (service)))
return 1
versions = get_versions_for_service(service, deploy_groups, soa_dir)
commit = args.commit
image_version = args.image_version
new_version = DeploymentVersion(sha=commit, image_version=image_version)
if not commit:
print("Please specify a commit to mark for rollback (-k, --commit).")
list_previous_versions(service, deploy_groups,
bool(given_deploy_groups), versions)
return 1
elif new_version not in versions and not args.force:
print(
PaastaColors.red(
f"This version {new_version} has never been deployed before."))
print(
"Please double check it or use --force to skip this verification.\n"
)
list_previous_versions(service, deploy_groups,
bool(given_deploy_groups), versions)
return 1
# TODO: Add similar check for when image_version is empty and no-commit redeploys is enforced for requested deploy_group
returncode = 0
for deploy_group in deploy_groups:
rolled_back_from = get_currently_deployed_version(
service, deploy_group)
returncode |= mark_for_deployment(
git_url=git_url,
service=service,
deploy_group=deploy_group,
commit=commit,
image_version=image_version,
)
# we could also gate this by the return code from m-f-d, but we probably care more about someone wanting to
# rollback than we care about if the underlying machinery was successfully able to complete the request
if rolled_back_from != new_version:
audit_action_details = {
"rolled_back_from": str(rolled_back_from),
"rolled_back_to": str(new_version),
"rollback_type": RollbackTypes.USER_INITIATED_ROLLBACK.value,
"deploy_group": deploy_group,
}
_log_audit(action="rollback",
action_details=audit_action_details,
service=service)
return returncode
