Bug 1299828

Summary: [abrt] docker-compose: parser.py:439:parse_block_mapping_key:ParserError: while parsing a block mapping
Product: [Fedora] Fedora Reporter: Allan Poulsen <apo>
Component: docker-composeAssignee: Michael Hampton <error>
Status: CLOSED CURRENTRELEASE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 23CC: apo, error, lsm5
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Unspecified   
URL: https://retrace.fedoraproject.org/faf/reports/bthash/6a645a8a87bd9af478606a71e86121d9df81958d
Whiteboard: abrt_hash:0a36c933f4752b5321cf9aaa53009187a6ecae24;
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-02-05 10:12:29 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Attachments:
Description Flags
File: backtrace
none
File: environ none

Description Allan Poulsen 2016-01-19 10:57:58 UTC
Version-Release number of selected component:
docker-compose-1.4.2-1.fc23

Additional info:
reporter:       libreport-2.6.3
cmdline:        /usr/bin/python2 /usr/bin/docker-compose -f demo-compose.yml up
dso_list:       PyYAML-3.11-9.fc23.x86_64
executable:     /usr/bin/docker-compose
kernel:         4.2.6-301.fc23.x86_64
runlevel:       N 5
type:           Python
uid:            1000

Truncated backtrace:
parser.py:439:parse_block_mapping_key:ParserError: while parsing a block mapping
  in "./demo-compose.yml", line 1, column 1
expected <block end>, but found '<block mapping start>'
  in "./demo-compose.yml", line 3, column 3

Traceback (most recent call last):
  File "/usr/bin/docker-compose", line 9, in <module>
    load_entry_point('docker-compose==1.4.2', 'console_scripts', 'docker-compose')()
  File "/usr/lib/python2.7/site-packages/compose/cli/main.py", line 39, in main
    command.sys_dispatch()
  File "/usr/lib/python2.7/site-packages/compose/cli/docopt_command.py", line 21, in sys_dispatch
    self.dispatch(sys.argv[1:], None)
  File "/usr/lib/python2.7/site-packages/compose/cli/command.py", line 27, in dispatch
    super(Command, self).dispatch(*args, **kwargs)
  File "/usr/lib/python2.7/site-packages/compose/cli/docopt_command.py", line 24, in dispatch
    self.perform_command(*self.parse(argv, global_options))
  File "/usr/lib/python2.7/site-packages/compose/cli/command.py", line 57, in perform_command
    verbose=options.get('--verbose'))
  File "/usr/lib/python2.7/site-packages/compose/cli/command.py", line 73, in get_project
    config_details = config.find(self.base_dir, config_path)
  File "/usr/lib/python2.7/site-packages/compose/config.py", line 107, in find
    return ConfigDetails(load_yaml(filename), os.path.dirname(filename), filename)
  File "/usr/lib/python2.7/site-packages/compose/config.py", line 558, in load_yaml
    return yaml.safe_load(fh)
  File "/usr/lib64/python2.7/site-packages/yaml/__init__.py", line 93, in safe_load
    return load(stream, SafeLoader)
  File "/usr/lib64/python2.7/site-packages/yaml/__init__.py", line 71, in load
    return loader.get_single_data()
  File "/usr/lib64/python2.7/site-packages/yaml/constructor.py", line 37, in get_single_data
    node = self.get_single_node()
  File "/usr/lib64/python2.7/site-packages/yaml/composer.py", line 36, in get_single_node
    document = self.compose_document()
  File "/usr/lib64/python2.7/site-packages/yaml/composer.py", line 55, in compose_document
    node = self.compose_node(None, None)
  File "/usr/lib64/python2.7/site-packages/yaml/composer.py", line 84, in compose_node
    node = self.compose_mapping_node(anchor)
  File "/usr/lib64/python2.7/site-packages/yaml/composer.py", line 127, in compose_mapping_node
    while not self.check_event(MappingEndEvent):
  File "/usr/lib64/python2.7/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
  File "/usr/lib64/python2.7/site-packages/yaml/parser.py", line 439, in parse_block_mapping_key
    "expected <block end>, but found %r" % token.id, token.start_mark)
ParserError: while parsing a block mapping
  in "./demo-compose.yml", line 1, column 1
expected <block end>, but found '<block mapping start>'
  in "./demo-compose.yml", line 3, column 3

Local variables in innermost frame:
token: BlockMappingStartToken()
self: <yaml.loader.SafeLoader object at 0x7f7ecacb4a50>

Comment 1 Allan Poulsen 2016-01-19 10:58:02 UTC
Created attachment 1116140 [details]
File: backtrace

Comment 2 Allan Poulsen 2016-01-19 10:58:04 UTC
Created attachment 1116141 [details]
File: environ

Comment 3 Michael Hampton 2016-02-05 01:35:55 UTC
It doesn't seem to like your yaml file. Is its syntax correct?

Can you reproduce this on the current version of docker-compose?

Comment 4 Allan Poulsen 2016-02-05 10:12:29 UTC
After upgrading to docker-compose-1.5.2-4.fc23 I can not recreate the error.
Closing.