def check(self):
"""Check network configuration."""
result = Result()
# check ifcfg import for windows and osx users
try:
ifcfg_ifaces = ifcfg.interfaces()
except NameError:
doctor_error('`ifcfg` module is not imported. '
'Unable to run network check.')
result.add_error()
return result
has_loopback, has_non_loopback, has_multicast = _check_network_config_helper(
ifcfg_ifaces)
if not _is_unix_like_platform():
if not has_loopback and not has_non_loopback:
# no flags found, otherwise one of them should be True.
doctor_error(
'No flags found. '
'Run `ipconfig` on Windows or '
'install `ifconfig` on Unix to check network interfaces.')
result.add_error()
return result
if not has_loopback:
doctor_error('No loopback IP address is found.')
result.add_error()
if not has_non_loopback:
doctor_warn('Only loopback IP address is found.')
result.add_warning()
if not has_multicast:
doctor_warn('No multicast IP address is found.')
result.add_warning()
return result
def check(self):
"""Check publisher and subscriber counts."""
result = Result()
to_be_checked = _get_topic_names()
with DirectNode(None) as node:
for topic in to_be_checked:
pub_count = node.count_publishers(topic)
sub_count = node.count_subscribers(topic)
if pub_count > sub_count:
result.add_warning(
'Publisher without subscriber detected on %s.' % topic)
elif pub_count < sub_count:
result.add_warning(
'Subscriber without publisher detected on %s.' % topic)
return result
def check(self):
"""Check publisher and subscriber counts."""
result = Result()
to_be_checked = _get_topic_names()
with DirectNode(None) as node:
for topic in to_be_checked:
pub_count = node.count_publishers(topic)
sub_count = node.count_subscribers(topic)
if pub_count > 0 and sub_count == 0:
doctor_warn(
f'Publisher without subscriber detected on {topic}.')
result.add_warning()
elif sub_count > 0 and pub_count == 0:
doctor_warn(
f'Subscriber without publisher detected on {topic}.')
result.add_warning()
return result
def compare_versions(result: Result, local_packages: dict,
distro_packages: dict):
"""
Return warning messages for PackageCheck, and info for PackageReport.
:param: dictionary of local package name and version
:param: dictionary of rosdistro package name and version
:param: boolean value determines which output to populate, msgs or report
:return: list of warning messages
"""
missing_req = ''
missing_local = ''
for name, local_ver_str in local_packages.items():
if not local_ver_str:
missing_local += ' ' + name
local_ver_str = ''
required_ver_str = distro_packages.get(name, '')
if not required_ver_str:
missing_req += ' ' + name
local_ver = version.parse(local_ver_str).base_version
required_ver = version.parse(required_ver_str).base_version
if local_ver < required_ver:
doctor_warn(f'{name} has been updated to a new version.'
f' local: {local_ver} <'
f' required: {required_ver}')
result.add_warning()
if missing_req:
if len(missing_req) > 100:
doctor_warn('Cannot find required versions of packages: ' +
textwrap.shorten(missing_req, width=100) +
' Use `ros2 doctor --report` to see full list.')
else:
doctor_warn('Cannot find required versions of packages: ' +
missing_req)
if missing_local:
if len(missing_local) > 100:
doctor_warn('Cannot find local versions of packages: ' +
textwrap.shorten(missing_local, width=100) +
' Use `ros2 doctor --report` to see full list.')
else:
doctor_warn('Cannot find local versions of packages: ' +
missing_local)
def check(self):
"""Check network configuration."""
result = Result()
# check ifcfg import for windows and osx users
try:
ifcfg_ifaces = ifcfg.interfaces()
except NameError:
result.add_error(
'ERROR: ifcfg is not imported. Unable to run network check.')
return result
has_loopback, has_non_loopback, has_multicast = _check_network_config_helper(
ifcfg_ifaces)
if not has_loopback:
result.add_error('ERROR: No loopback IP address is found.')
if not has_non_loopback:
result.add_warning('Only loopback IP address is found.')
if not has_multicast:
result.add_warning('No multicast IP address is found.')
return result
def check(self):
"""Check packages within the directory where command is called."""
result = Result()
try:
distro_package_vers = get_distro_package_versions()
if not distro_package_vers:
result.add_error('ERROR: distro packages info is not found.')
except (AttributeError, RuntimeError, URLError):
result.add_error(
'ERROR: Unable to fetch package information from rosdistro.')
local_package_vers = get_local_package_versions()
if not local_package_vers:
result.add_error('ERROR: local package info is not found.')
if result.error != 0:
return result
warning_msgs = compare_versions(local_package_vers,
distro_package_vers)
for msg in warning_msgs:
result.add_warning(msg)
return result
def check(self):
"""Check network configuration."""
result = Result()
has_loopback = False
has_non_loopback = False
has_multicast = False
for interface in psutil.net_if_addrs().keys():
flags = InterfaceFlags(interface)
has_loopback |= flags.has_loopback
has_non_loopback |= flags.has_non_loopback
has_multicast |= flags.has_multicast
if os.name != 'posix':
if not has_loopback and not has_non_loopback:
# no flags found, otherwise one of them should be True.
doctor_warn(
'Interface flags are not available on Windows. '
'Run `ipconfig` to see what interfaces are available.')
result.add_warning()
return result
if not has_loopback:
doctor_error('No loopback IP address is found.')
result.add_error()
if not has_non_loopback:
doctor_warn('Only loopback IP address is found.')
result.add_warning()
if not has_multicast:
doctor_warn('No multicast IP address is found.')
result.add_warning()
return result
def check(self):
"""Check network configuration."""
result = Result()
# check ifcfg import for windows and osx users
ifcfg_ifaces = ifcfg.interfaces()
has_loopback, has_non_loopback, has_multicast = _check_network_config_helper(
ifcfg_ifaces)
if not _is_unix_like_platform():
if not has_loopback and not has_non_loopback:
# no flags found, otherwise one of them should be True.
doctor_warn(
'Interface flags are not available on Windows. '
'Run `ipconfig` to see what interfaces are available.')
result.add_warning()
return result
if not has_loopback:
doctor_error('No loopback IP address is found.')
result.add_error()
if not has_non_loopback:
doctor_warn('Only loopback IP address is found.')
result.add_warning()
if not has_multicast:
doctor_warn('No multicast IP address is found.')
result.add_warning()
return result
def check(self):
"""Check system platform against ROS 2 Distro."""
result = Result()
distros = _check_platform_helper()
if not distros:
result.add_error(
'ERROR: Missing rosdistro info. Unable to check platform.')
return result
distro_name, distro_info, _ = distros
# check distro status
if distro_info.get('distribution_status') == 'prerelease':
result.add_warning(
'Distribution %s is not fully supported or tested. '
'To get more consistent features, download a stable version at '
'https://index.ros.org/doc/ros2/Installation/' % distro_name)
elif distro_info.get('distribution_status') == 'end-of-life':
result.add_warning(
'Distribution %s is no longer supported or deprecated. '
'To get the latest features, download the new versions at '
'https://index.ros.org/doc/ros2/Installation/' % distro_name)
return result
def check(self):
"""Check publisher and subscriber counts."""
result = Result()
to_be_checked = get_topic_names()
with NodeStrategy(None) as node:
for topic in to_be_checked:
for pub in node.get_publishers_info_by_topic(topic):
for sub in node.get_subscriptions_info_by_topic(topic):
compatibility, reason = qos_check_compatible(
pub.qos_profile, sub.qos_profile)
reason_message = self._strip_leading_warning_or_error_from_string(
reason)
if compatibility == QoSCompatibility.WARNING:
doctor_warn(
f"QoS compatibility warning found on topic '{topic}': "
f'{reason_message}')
result.add_warning()
elif compatibility == QoSCompatibility.ERROR:
doctor_error(
f"QoS compatibility error found on topic '{topic}': "
f'{reason_message}')
result.add_error()
return result
def check(self):
"""Check network configuration."""
result = Result()
# check ifcfg import for windows and osx users
try:
ifcfg_ifaces = ifcfg.interfaces()
except NameError:
result.add_error('ERROR: ifcfg is not imported. Unable to run network check.')
return result
has_loopback, has_non_loopback, has_multicast = _check_network_config_helper(ifcfg_ifaces)
if not _is_unix_like_platform():
if not has_loopback and not has_non_loopback:
# no flags found, otherwise one of them should be True.
print('No flags found. \
Run `ipconfig` on cmd to check network interfaces.')
return result
if not has_loopback:
result.add_error('ERROR: No loopback IP address is found.')
if not has_non_loopback:
result.add_warning('Only loopback IP address is found.')
if not has_multicast:
result.add_warning('No multicast IP address is found.')
return result