def push(phase):
"""
Push release and meta images
"""
check_phase(phase)
info("Pushing meta and release images ...")
yml = lain_yaml(ignore_prepare=True)
meta_version = yml.repo_meta_version()
if meta_version is None:
error("please git commit.")
return None
domain = get_domain(phase)
registry = "registry.%s" % domain
phase_meta_tag = docker.gen_image_name(yml.appname, 'meta', meta_version,
registry)
phase_release_tag = docker.gen_image_name(yml.appname, 'release',
meta_version, registry)
meta_code = docker.push(phase_meta_tag)
release_code = docker.push(phase_release_tag)
if meta_code or release_code:
error("Error lain push.")
sys.exit(1)
else:
info("Done lain push.")
info("notifying lain push.")
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
last_commit_id = fetch_last_commit_id(domain, yml.appname, auth_header)
if last_commit_id is not None:
notify_diffs(domain, yml.appname, last_commit_id, auth_header)
else:
warn("Notified Nothing!")
info("Done notifying lain push.")
def sync(src_phase, dst_phase, appname, meta_version):
check_phase(src_phase)
check_phase(dst_phase)
src_domain = get_domain(src_phase)
dst_domain = get_domain(dst_phase)
src_registry = "registry.{domain}".format(domain=src_domain)
dst_registry = "registry.{domain}".format(domain=dst_domain)
src_phase_meta_tag = docker.gen_image_name(
appname, 'meta', meta_version, src_registry)
src_phase_release_tag = docker.gen_image_name(
appname, 'release', meta_version, src_registry)
dst_phase_meta_tag = docker.gen_image_name(
appname, 'meta', meta_version, dst_registry)
dst_phase_release_tag = docker.gen_image_name(
appname, 'release', meta_version, dst_registry)
return_code = transfer_to(src_phase_meta_tag, dst_phase_meta_tag)
if return_code != 0:
sys.exit(return_code)
return_code = transfer_to(src_phase_release_tag, dst_phase_release_tag)
if return_code != 0:
sys.exit(return_code)
access_token = SSOAccess.get_token(dst_phase)
auth_header = get_auth_header(access_token)
info("notifying lain push.")
notify_pushs(dst_domain, appname, auth_header)
info("notify lain push done.")
def show(cls, phase, procname, path=None):
"""
show secret file of special procname in different phase
path: absolute path of config file, eg : /lain/app/config
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
auth_header = get_auth_header(SSOAccess.get_token(phase))
proc = yml.procs.get(procname, None)
if proc is None:
error('proc {} does not exist'.format(procname))
exit(1)
podgroup_name = "{}.{}.{}".format(yml.appname, proc.type.name,
proc.name)
lvault_url = "http://lvault.%s/v2/secrets?app=%s&proc=%s" % (
get_domain(phase), yml.appname, podgroup_name)
if path:
lvault_url += "&path=%s" % path
show_response = requests.get(lvault_url, headers=auth_header)
if show_response.status_code < 300:
info("secret file detail:")
print(
json.dumps(show_response.json(),
encoding="utf-8",
ensure_ascii=False,
indent=2))
else:
error("shit happened : %s" % show_response.text)
def ps(phase, output='pretty'):
"""
Show basic deploy messages of app
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
console = "console.%s" % get_domain(phase)
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
repo_url = "http://%s/api/v1/repos/%s/" % (console, yml.appname)
repo_r = requests.get(repo_url, headers=auth_header)
if repo_r.status_code == 404:
error('app {} has not been reposited at {}'.format(yml.appname, phase))
exit(1)
elif repo_r.status_code == 200:
pass
else:
error("shit happend: %s" % repo_r.content)
exit(1)
app_url = "http://%s/api/v1/apps/%s/" % (console, yml.appname)
app_r = requests.get(app_url, headers=auth_header)
if app_r.status_code == 200:
app_status = app_r.json()["app"]
render_app_status(app_status, output)
elif app_r.status_code == 404:
error('app {} has not been deployed at {}'.format(yml.appname, phase))
exit(1)
else:
error("shit happend: %s" % repo_r.content)
exit(1)
def attach(phase, proc_name, instance_no, target=None):
"""
Attach the stdout/stderr of the container
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
appname = target if target else yml.appname
authorize_and_check(phase, appname)
domain = get_domain(phase)
access_token = SSOAccess.get_token(phase)
endpoint = "wss://entry.%s/attach" % domain
header_data = [
"access-token: %s" % access_token,
"app-name: %s" % appname,
"proc-name: %s" % proc_name,
"instance-no: %s" % instance_no
]
try:
client = EntryClient(endpoint, header=header_data)
info(
"Start to attach the stdout/stderr of the container. Press <Ctrl+c> to stop..."
)
client.attach_container()
except KeyboardInterrupt:
pass
except:
error("Server stops the connection. Ask admin for help.")
def show(cls, phase, procname, path=None):
"""
show secret file of special procname in different phase
path: absolute path of config file, eg : /lain/app/config
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
auth_header = get_auth_header(SSOAccess.get_token(phase))
proc = yml.procs.get(procname, None)
if proc is None:
error('proc {} does not exist'.format(procname))
exit(1)
podgroup_name = "{}.{}.{}".format(yml.appname, proc.type.name, proc.name)
lvault_url = "http://lvault.%s/v2/secrets?app=%s&proc=%s" % (
get_domain(phase), yml.appname, podgroup_name)
if path:
lvault_url += "&path=%s" % path
show_response = requests.get(lvault_url, headers=auth_header)
if show_response.status_code < 300:
info("secret file detail:")
print(json.dumps(show_response.json(), encoding="utf-8", ensure_ascii=False, indent=2))
else:
error("shit happened : %s" % show_response.text)
def sync(src_phase, dst_phase, appname, meta_version):
check_phase(src_phase)
check_phase(dst_phase)
src_domain = get_domain(src_phase)
dst_domain = get_domain(dst_phase)
src_registry = "registry.{domain}".format(domain=src_domain)
dst_registry = "registry.{domain}".format(domain=dst_domain)
src_phase_meta_tag = docker.gen_image_name(appname, 'meta', meta_version,
src_registry)
src_phase_release_tag = docker.gen_image_name(appname, 'release',
meta_version, src_registry)
dst_phase_meta_tag = docker.gen_image_name(appname, 'meta', meta_version,
dst_registry)
dst_phase_release_tag = docker.gen_image_name(appname, 'release',
meta_version, dst_registry)
return_code = transfer_to(src_phase_meta_tag, dst_phase_meta_tag)
if return_code != 0:
sys.exit(return_code)
return_code = transfer_to(src_phase_release_tag, dst_phase_release_tag)
if return_code != 0:
sys.exit(return_code)
access_token = SSOAccess.get_token(dst_phase)
auth_header = get_auth_header(access_token)
info("notifying lain push.")
notify_pushs(dst_domain, appname, auth_header)
info("notify lain push done.")
def push(phase):
"""
Push release and meta images
"""
check_phase(phase)
info("Pushing meta and release images ...")
yml = lain_yaml(ignore_prepare=True)
meta_version = yml.repo_meta_version()
if meta_version is None:
error("please git commit.")
return None
domain = get_domain(phase)
registry = "registry.%s" % domain
phase_meta_tag = docker.gen_image_name(
yml.appname, 'meta', meta_version, registry)
phase_release_tag = docker.gen_image_name(
yml.appname, 'release', meta_version, registry)
meta_code = docker.push(phase_meta_tag)
release_code = docker.push(phase_release_tag)
if meta_code or release_code:
error("Error lain push.")
sys.exit(1)
else:
info("Done lain push.")
info("notifying lain push.")
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
last_commit_id = fetch_last_commit_id(domain, yml.appname, auth_header)
if last_commit_id is not None:
notify_diffs(domain, yml.appname, last_commit_id, auth_header)
else:
warn("Notified Nothing!")
info("Done notifying lain push.")
def logout(phase):
"""
Logout specific phase
"""
check_phase(phase)
domain = get_domain(phase)
logout_success = SSOAccess.clear_token(phase)
if logout_success:
docker.logout('registry.%s' % domain)
info("Logout successfully!")
else:
warn('Logout failed!')
def logout(phase):
"""
Logout specific phase
"""
check_phase(phase)
domain = get_domain(phase)
logout_success = SSOAccess.clear_token(phase)
if logout_success:
docker.logout('registry.%s'%domain)
info("Logout successfully!")
else:
warn('Logout failed!')
def dashboard(phase, sort='appname'):
"""
Basic dashboard of Lain
"""
check_phase(phase)
print_welecome()
print_workflows()
console = "console.%s" % (get_domain(phase))
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
print_available_repos(console, auth_header)
print_available_apps(console, auth_header, sort)
def dashboard(phase, sort='appname'):
"""
Basic dashboard of Lain
"""
check_phase(phase)
print_welecome()
print_workflows()
console = "console.%s" % (get_domain(phase))
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
print_available_repos(console, auth_header)
print_available_apps(console, auth_header, sort)
def undeploy(phase, target=None, proc=None):
"""
Undeploy specific proc in the app or the whole app
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
appname = target if target else yml.appname
authorize_and_check(phase, appname)
console = "console.%s" % get_domain(phase)
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
if proc:
undeploy_proc(proc, appname, console, auth_header)
else:
undeploy_app(appname, console, auth_header)
def undeploy(phase, target=None, proc=None):
"""
Undeploy specific proc in the app or the whole app
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
appname = target if target else yml.appname
authorize_and_check(phase, appname)
console = "console.%s" % get_domain(phase)
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
if proc:
undeploy_proc(proc, appname, console, auth_header)
else:
undeploy_app(appname, console, auth_header)
def delete(cls, phase, username):
"""
delete maintianer for different phase
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
auth_header = get_auth_header(SSOAccess.get_token(phase))
console = "console.%s" % get_domain(phase)
maintainer_url = "http://%s/api/v1/repos/%s/maintainers/%s/" % (
console, yml.appname, username)
delete_response = requests.delete(maintainer_url, headers=auth_header)
if delete_response.status_code < 300:
info("delete successfully.")
else:
error("shit happened : %s" % delete_response.text)
def reposit(phase):
"""
Initialize a repository in lain
"""
check_phase(phase)
validate_only_warning()
info("Repositing ...")
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
console = "console.%s" % get_domain(phase)
result = reposit_app(phase, yml.appname, console, auth_header)
info("Done, %s" % result)
def deploy(phase, version=None, target=None, proc=None, output='pretty'):
"""
Deploy specific proc in the app or the whole app
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
appname = target if target else yml.appname
authorize_and_check(phase, appname)
console = "console.%s" % get_domain(phase)
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
if proc:
deploy_proc(proc, appname, console, auth_header, output)
else:
if not is_resource_instance(appname):
reposit_app(phase, appname, console, auth_header)
deploy_app(phase, appname, console, auth_header, version, output)
def add(cls, phase, username, role):
"""
add maintianer for different phase
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
auth_header = get_auth_header(SSOAccess.get_token(phase))
console = "console.%s" % get_domain(phase)
maintainer_url = "http://%s/api/v1/repos/%s/maintainers/" % (
console, yml.appname)
payload = {"username": username,
"role": role}
add_response = requests.post(maintainer_url, headers=auth_header, json=payload)
if add_response.status_code < 300:
info("add successfully.")
else:
error("shit happened : %s" % add_response.text)
def ps(phase, output='pretty'):
"""
Show basic deploy messages of app
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
console = "console.%s" % get_domain(phase)
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
repo_url = "http://%s/api/v1/repos/%s/" % (console, yml.appname)
repo_r = requests.get(repo_url, headers=auth_header)
if repo_r.status_code == 404:
error('app {} has not been reposited at {}'.format(
yml.appname, phase
))
exit(1)
elif repo_r.status_code == 200:
pass
else:
error("shit happend: %s" % repo_r.content)
exit(1)
app_url = "http://%s/api/v1/apps/%s/" % (console, yml.appname)
app_r = requests.get(app_url, headers=auth_header)
if app_r.status_code == 200:
app_status = app_r.json()["app"]
render_app_status(app_status, output)
elif app_r.status_code == 404:
error('app {} has not been deployed at {}'.format(
yml.appname, phase
))
exit(1)
else:
error("shit happend: %s" % repo_r.content)
exit(1)
def delete(cls, phase, procname, path):
"""
delete secret file for different phase
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
auth_header = get_auth_header(SSOAccess.get_token(phase))
proc = yml.procs.get(procname, None)
if proc is None:
error('proc {} does not exist'.format(procname))
exit(1)
podgroup_name = "{}.{}.{}".format(yml.appname, proc.type.name, proc.name)
lvault_url = "http://lvault.%s/v2/secrets?app=%s&proc=%s&path=%s" % (
get_domain(phase), yml.appname, podgroup_name, path)
delete_response = requests.delete(lvault_url, headers=auth_header)
if delete_response.status_code < 300:
info("delete successfully.")
else:
error("shit happened : %s" % delete_response.text)
def show(cls, phase, username=None):
"""
show maintainers list or specical maitainer message of app in different phase
username: sso username
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
auth_header = get_auth_header(SSOAccess.get_token(phase))
console = "console.%s" % get_domain(phase)
maintainer_url = "http://%s/api/v1/repos/%s/maintainers/" % (
console, yml.appname)
if username:
maintainer_url += '%s/' % username
show_response = requests.get(maintainer_url, headers=auth_header)
if show_response.status_code < 300:
info("maintainer detail:")
pprint.pprint(show_response.json())
else:
error("shit happened : %s" % show_response.text)
def enter(phase, proc_name, instance_no, target=None):
"""
Enter the container of specific proc
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
appname = target if target else yml.appname
authorize_and_check(phase, appname)
domain = get_domain(phase)
access_token = SSOAccess.get_token(phase)
term_type = os.environ.get("TERM", "xterm")
endpoint = "wss://entry.%s/enter" % domain
header_data = ["access-token: %s" % access_token,
"app-name: %s" % appname,
"proc-name: %s" % proc_name,
"instance-no: %s" % instance_no,
"term-type: %s" % term_type]
try:
client = EntryClient(endpoint, header=header_data)
client.invoke_shell()
except:
error("Server stops the connection. Ask admin for help.")
def delete(cls, phase, procname, path):
"""
delete secret file for different phase
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
auth_header = get_auth_header(SSOAccess.get_token(phase))
proc = yml.procs.get(procname, None)
if proc is None:
error('proc {} does not exist'.format(procname))
exit(1)
podgroup_name = "{}.{}.{}".format(yml.appname, proc.type.name,
proc.name)
lvault_url = "http://lvault.%s/v2/secrets?app=%s&proc=%s&path=%s" % (
get_domain(phase), yml.appname, podgroup_name, path)
delete_response = requests.delete(lvault_url, headers=auth_header)
if delete_response.status_code < 300:
info("delete successfully.")
else:
error("shit happened : %s" % delete_response.text)
def attach(phase, proc_name, instance_no, target=None):
"""
Attach the stdout/stderr of the container
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
appname = target if target else yml.appname
authorize_and_check(phase, appname)
domain = get_domain(phase)
access_token = SSOAccess.get_token(phase)
endpoint = "wss://entry.%s/attach" % domain
header_data = ["access-token: %s" % access_token,
"app-name: %s" % appname,
"proc-name: %s" % proc_name,
"instance-no: %s" % instance_no]
try:
client = EntryClient(endpoint, header=header_data)
info("Start to attach the stdout/stderr of the container. Press <Ctrl+c> to stop...")
client.attach_container()
except KeyboardInterrupt:
pass
except:
error("Server stops the connection. Ask admin for help.")
class SecretCommands(TwoLevelCommandBase):
'''
allow add secret files for app, lain will add the secret file into
image of the proc when deploying.
'''
@classmethod
def subcommands(self):
return [self.show, self.add, self.delete]
@classmethod
def namespace(self):
return "secret"
@classmethod
def help_message(self):
return "secret operation: including add, delete or show secret files of the app"
@classmethod
@arg('phase',
help="lain cluster phase id, can be added by lain config save")
@arg('procname', help="proc name of the app")
def show(cls, phase, procname, path=None):
"""
show secret file of special procname in different phase
path: absolute path of config file, eg : /lain/app/config
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
auth_header = get_auth_header(SSOAccess.get_token(phase))
proc = yml.procs.get(procname, None)
if proc is None:
error('proc {} does not exist'.format(procname))
exit(1)
podgroup_name = "{}.{}.{}".format(yml.appname, proc.type.name,
proc.name)
lvault_url = "http://lvault.%s/v2/secrets?app=%s&proc=%s" % (
get_domain(phase), yml.appname, podgroup_name)
if path:
lvault_url += "&path=%s" % path
show_response = requests.get(lvault_url, headers=auth_header)
if show_response.status_code < 300:
info("secret file detail:")
print(
json.dumps(show_response.json(),
encoding="utf-8",
ensure_ascii=False,
indent=2))
else:
error("shit happened : %s" % show_response.text)
@classmethod
@arg('phase',
help="lain cluster phase id, can be added by lain config save")
@arg('procname', help="proc name of the app")
@arg('path', help='absolute path of config file, eg : /lain/app/config')
def add(cls, phase, procname, path, content=None, file=None):
"""
add secret file for different phase
content: content of the secret file
file: read secret content from a specify file
"""
if file is None and content is None:
error("need specify the content use -c or -f parameter")
exit(1)
if file is not None:
try:
f = open(file)
content = f.read()
except Exception, e:
error("error read file %s : %s" % (file, str(e)))
exit(1)
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
authorize_and_check(phase, yml.appname)
auth_header = get_auth_header(SSOAccess.get_token(phase))
proc = yml.procs.get(procname, None)
if proc is None:
error('proc {} does not exist'.format(procname))
exit(1)
podgroup_name = "{}.{}.{}".format(yml.appname, proc.type.name,
proc.name)
lvault_url = "http://lvault.%s/v2/secrets?app=%s&proc=%s&path=%s" % (
get_domain(phase), yml.appname, podgroup_name, path)
payload = {"content": content}
add_response = requests.put(lvault_url,
headers=auth_header,
json=payload)
if add_response.status_code < 300:
info("add successfully.")
else:
error("shit happened : %s" % add_response.text)
def scale(phase,
proc,
target=None,
cpu=None,
memory=None,
numinstances=None,
output='pretty'):
"""
Scale proc with cpu/memory/num_instances
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
appname = target if target else yml.appname
authorize_and_check(phase, appname)
domain = get_domain(phase)
console = "console.%s" % domain
url = "http://{}/api/v1/apps/{}/procs/{}/".format(console, appname, proc)
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
cpu, memory, numinstances = validate_parameters(cpu, memory, numinstances)
proc_status = requests.get(url, headers=auth_header)
if proc_status.status_code == 200:
# proc exists
info(
"Start to scale Proc {} of App {} in Lain Cluster {} with domain {}"
.format(proc, appname, phase, domain))
elif proc_status.status_code == 404:
# proc does not exist
warn(
"Proc {} of App {} does not exists in Lain Cluster {} with domain {}"
.format(proc, appname, phase, domain))
info("Please deploy it first")
exit(1)
else:
error("shit happend: %s" % proc_status.content)
exit(1)
scale_results = {}
payload1 = {}
payload2 = {}
if cpu is not None:
payload1['cpu'] = cpu
if memory is not None:
payload1['memory'] = memory
if len(payload1) > 0:
info("Scaling......")
info(str(payload1))
scale_r = requests.patch(url,
headers=auth_header,
data=json.dumps(payload1),
timeout=120)
scale_results['cpu_or_memory'] = {
'payload': payload1,
'success': scale_r.status_code < 300
}
render_scale_result(scale_r, output)
if numinstances is not None:
payload2['num_instances'] = numinstances
if len(payload2) > 0:
info("Scaling...")
info(str(payload2))
scale_r = requests.patch(url,
headers=auth_header,
data=json.dumps(payload2),
timeout=120)
scale_results['num_instances'] = {
'payload': payload2,
'success': scale_r.status_code < 300
}
render_scale_result(scale_r, output)
info("Outline of scale result: ")
for k, v in scale_results.iteritems():
success = v['success']
output_func = None
if success:
output_func = info
else:
output_func = error
output_func(" scale of {} {}".format(
k, "success" if success else "failed"))
output_func(" params: {}".format(v['payload']))
def scale(phase, proc, target=None, cpu=None, memory=None, numinstances=None, output='pretty'):
"""
Scale proc with cpu/memory/num_instances
"""
check_phase(phase)
yml = lain_yaml(ignore_prepare=True)
appname = target if target else yml.appname
authorize_and_check(phase, appname)
domain = get_domain(phase)
console = "console.%s" % domain
url = "http://{}/api/v1/apps/{}/procs/{}/".format(
console, appname, proc
)
access_token = SSOAccess.get_token(phase)
auth_header = get_auth_header(access_token)
cpu, memory, numinstances = validate_parameters(cpu, memory, numinstances)
proc_status = requests.get(url, headers=auth_header)
if proc_status.status_code == 200:
# proc exists
info(
"Start to scale Proc {} of App {} in Lain Cluster {} with domain {}".format(
proc, appname, phase, domain
)
)
elif proc_status.status_code == 404:
# proc does not exist
warn(
"Proc {} of App {} does not exists in Lain Cluster {} with domain {}".format(
proc, appname, phase, domain
)
)
info("Please deploy it first")
exit(1)
else:
error("shit happend: %s"%proc_status.content)
exit(1)
scale_results = {}
payload1 = {}
payload2 = {}
if cpu is not None:
payload1['cpu'] = cpu
if memory is not None:
payload1['memory'] = memory
if len(payload1) > 0:
info("Scaling......")
info(str(payload1))
scale_r = requests.patch(url, headers=auth_header,
data=json.dumps(payload1), timeout=120)
scale_results['cpu_or_memory'] = {
'payload': payload1,
'success': scale_r.status_code < 300
}
render_scale_result(scale_r, output)
if numinstances is not None:
payload2['num_instances'] = numinstances
if len(payload2) > 0:
info("Scaling...")
info(str(payload2))
scale_r = requests.patch(url, headers=auth_header,
data=json.dumps(payload2), timeout=120)
scale_results['num_instances'] = {
'payload': payload2,
'success': scale_r.status_code < 300
}
render_scale_result(scale_r, output)
info("Outline of scale result: ")
for k, v in scale_results.iteritems():
success = v['success']
output_func = None
if success:
output_func = info
else:
output_func = error
output_func(" scale of {} {}".format(k, "success" if success else "failed"))
output_func(" params: {}".format(v['payload']))