diff options
Diffstat (limited to 'roles/lib_openshift/library/oadm_manage_node.py')
-rw-r--r-- | roles/lib_openshift/library/oadm_manage_node.py | 155 |
1 files changed, 122 insertions, 33 deletions
diff --git a/roles/lib_openshift/library/oadm_manage_node.py b/roles/lib_openshift/library/oadm_manage_node.py index 6c0ff9b13..0c29c1b91 100644 --- a/roles/lib_openshift/library/oadm_manage_node.py +++ b/roles/lib_openshift/library/oadm_manage_node.py @@ -33,6 +33,7 @@ from __future__ import print_function import atexit +import copy import json import os import re @@ -40,7 +41,11 @@ import shutil import subprocess import tempfile # pylint: disable=import-error -import ruamel.yaml as yaml +try: + import ruamel.yaml as yaml +except ImportError: + import yaml + from ansible.module_utils.basic import AnsibleModule # -*- -*- -*- End included fragment: lib/import.py -*- -*- -*- @@ -136,6 +141,7 @@ EXAMPLES = ''' # -*- -*- -*- End included fragment: doc/manage_node -*- -*- -*- # -*- -*- -*- Begin included fragment: ../../lib_utils/src/class/yedit.py -*- -*- -*- +# pylint: disable=undefined-variable,missing-docstring # noqa: E301,E302 @@ -330,11 +336,17 @@ class Yedit(object): if self.backup and self.file_exists(): shutil.copy(self.filename, self.filename + '.orig') - # pylint: disable=no-member - if hasattr(self.yaml_dict, 'fa'): + # Try to set format attributes if supported + try: self.yaml_dict.fa.set_block_style() + except AttributeError: + pass - Yedit._write(self.filename, yaml.dump(self.yaml_dict, Dumper=yaml.RoundTripDumper)) + # Try to use RoundTripDumper if supported. + try: + Yedit._write(self.filename, yaml.dump(self.yaml_dict, Dumper=yaml.RoundTripDumper)) + except AttributeError: + Yedit._write(self.filename, yaml.safe_dump(self.yaml_dict, default_flow_style=False)) return (True, self.yaml_dict) @@ -374,10 +386,24 @@ class Yedit(object): # check if it is yaml try: if content_type == 'yaml' and contents: - self.yaml_dict = yaml.load(contents, yaml.RoundTripLoader) - # pylint: disable=no-member - if hasattr(self.yaml_dict, 'fa'): + # Try to set format attributes if supported + try: + self.yaml_dict.fa.set_block_style() + except AttributeError: + pass + + # Try to use RoundTripLoader if supported. + try: + self.yaml_dict = yaml.safe_load(contents, yaml.RoundTripLoader) + except AttributeError: + self.yaml_dict = yaml.safe_load(contents) + + # Try to set format attributes if supported + try: self.yaml_dict.fa.set_block_style() + except AttributeError: + pass + elif content_type == 'json' and contents: self.yaml_dict = json.loads(contents) except yaml.YAMLError as err: @@ -406,14 +432,16 @@ class Yedit(object): return (False, self.yaml_dict) if isinstance(entry, dict): - # pylint: disable=no-member,maybe-no-member + # AUDIT:maybe-no-member makes sense due to fuzzy types + # pylint: disable=maybe-no-member if key_or_item in entry: entry.pop(key_or_item) return (True, self.yaml_dict) return (False, self.yaml_dict) elif isinstance(entry, list): - # pylint: disable=no-member,maybe-no-member + # AUDIT:maybe-no-member makes sense due to fuzzy types + # pylint: disable=maybe-no-member ind = None try: ind = entry.index(key_or_item) @@ -481,7 +509,9 @@ class Yedit(object): if not isinstance(entry, list): return (False, self.yaml_dict) - # pylint: disable=no-member,maybe-no-member + # AUDIT:maybe-no-member makes sense due to loading data from + # a serialized format. + # pylint: disable=maybe-no-member entry.append(value) return (True, self.yaml_dict) @@ -494,7 +524,8 @@ class Yedit(object): entry = None if isinstance(entry, dict): - # pylint: disable=no-member,maybe-no-member + # AUDIT:maybe-no-member makes sense due to fuzzy types + # pylint: disable=maybe-no-member if not isinstance(value, dict): raise YeditException('Cannot replace key, value entry in ' + 'dict with non-dict type. value=[%s] [%s]' % (value, type(value))) # noqa: E501 @@ -503,7 +534,8 @@ class Yedit(object): return (True, self.yaml_dict) elif isinstance(entry, list): - # pylint: disable=no-member,maybe-no-member + # AUDIT:maybe-no-member makes sense due to fuzzy types + # pylint: disable=maybe-no-member ind = None if curr_value: try: @@ -542,12 +574,20 @@ class Yedit(object): return (False, self.yaml_dict) # deepcopy didn't work - tmp_copy = yaml.load(yaml.round_trip_dump(self.yaml_dict, - default_flow_style=False), - yaml.RoundTripLoader) - # pylint: disable=no-member - if hasattr(self.yaml_dict, 'fa'): + # Try to use ruamel.yaml and fallback to pyyaml + try: + tmp_copy = yaml.load(yaml.round_trip_dump(self.yaml_dict, + default_flow_style=False), + yaml.RoundTripLoader) + except AttributeError: + tmp_copy = copy.deepcopy(self.yaml_dict) + + # set the format attributes if available + try: tmp_copy.fa.set_block_style() + except AttributeError: + pass + result = Yedit.add_entry(tmp_copy, path, value, self.separator) if not result: return (False, self.yaml_dict) @@ -560,11 +600,20 @@ class Yedit(object): ''' create a yaml file ''' if not self.file_exists(): # deepcopy didn't work - tmp_copy = yaml.load(yaml.round_trip_dump(self.yaml_dict, default_flow_style=False), # noqa: E501 - yaml.RoundTripLoader) - # pylint: disable=no-member - if hasattr(self.yaml_dict, 'fa'): + # Try to use ruamel.yaml and fallback to pyyaml + try: + tmp_copy = yaml.load(yaml.round_trip_dump(self.yaml_dict, + default_flow_style=False), + yaml.RoundTripLoader) + except AttributeError: + tmp_copy = copy.deepcopy(self.yaml_dict) + + # set the format attributes if available + try: tmp_copy.fa.set_block_style() + except AttributeError: + pass + result = Yedit.add_entry(tmp_copy, path, value, self.separator) if result: self.yaml_dict = tmp_copy @@ -720,6 +769,32 @@ class OpenShiftCLIError(Exception): pass +ADDITIONAL_PATH_LOOKUPS = ['/usr/local/bin', os.path.expanduser('~/bin')] + + +def locate_oc_binary(): + ''' Find and return oc binary file ''' + # https://github.com/openshift/openshift-ansible/issues/3410 + # oc can be in /usr/local/bin in some cases, but that may not + # be in $PATH due to ansible/sudo + paths = os.environ.get("PATH", os.defpath).split(os.pathsep) + ADDITIONAL_PATH_LOOKUPS + + oc_binary = 'oc' + + # Use shutil.which if it is available, otherwise fallback to a naive path search + try: + which_result = shutil.which(oc_binary, path=os.pathsep.join(paths)) + if which_result is not None: + oc_binary = which_result + except AttributeError: + for path in paths: + if os.path.exists(os.path.join(path, oc_binary)): + oc_binary = os.path.join(path, oc_binary) + break + + return oc_binary + + # pylint: disable=too-few-public-methods class OpenShiftCLI(object): ''' Class to wrap the command line tools ''' @@ -733,6 +808,7 @@ class OpenShiftCLI(object): self.verbose = verbose self.kubeconfig = Utils.create_tmpfile_copy(kubeconfig) self.all_namespaces = all_namespaces + self.oc_binary = locate_oc_binary() # Pylint allows only 5 arguments to be passed. # pylint: disable=too-many-arguments @@ -929,24 +1005,23 @@ class OpenShiftCLI(object): stdout, stderr = proc.communicate(input_data) - return proc.returncode, stdout, stderr + return proc.returncode, stdout.decode(), stderr.decode() # pylint: disable=too-many-arguments,too-many-branches def openshift_cmd(self, cmd, oadm=False, output=False, output_type='json', input_data=None): '''Base command for oc ''' - cmds = [] + cmds = [self.oc_binary] + if oadm: - cmds = ['oadm'] - else: - cmds = ['oc'] + cmds.append('adm') + + cmds.extend(cmd) if self.all_namespaces: cmds.extend(['--all-namespaces']) elif self.namespace is not None and self.namespace.lower() not in ['none', 'emtpy']: # E501 cmds.extend(['-n', self.namespace]) - cmds.extend(cmd) - rval = {} results = '' err = None @@ -954,7 +1029,10 @@ class OpenShiftCLI(object): if self.verbose: print(' '.join(cmds)) - returncode, stdout, stderr = self._run(cmds, input_data) + try: + returncode, stdout, stderr = self._run(cmds, input_data) + except OSError as ex: + returncode, stdout, stderr = 1, '', 'Failed to execute {}: {}'.format(subprocess.list2cmdline(cmds), ex) rval = {"returncode": returncode, "results": results, @@ -1006,7 +1084,13 @@ class Utils(object): tmp = Utils.create_tmpfile(prefix=rname) if ftype == 'yaml': - Utils._write(tmp, yaml.dump(data, Dumper=yaml.RoundTripDumper)) + # AUDIT:no-member makes sense here due to ruamel.YAML/PyYAML usage + # pylint: disable=no-member + if hasattr(yaml, 'RoundTripDumper'): + Utils._write(tmp, yaml.dump(data, Dumper=yaml.RoundTripDumper)) + else: + Utils._write(tmp, yaml.safe_dump(data, default_flow_style=False)) + elif ftype == 'json': Utils._write(tmp, json.dumps(data)) else: @@ -1088,7 +1172,12 @@ class Utils(object): contents = sfd.read() if sfile_type == 'yaml': - contents = yaml.load(contents, yaml.RoundTripLoader) + # AUDIT:no-member makes sense here due to ruamel.YAML/PyYAML usage + # pylint: disable=no-member + if hasattr(yaml, 'RoundTripLoader'): + contents = yaml.load(contents, yaml.RoundTripLoader) + else: + contents = yaml.safe_load(contents) elif sfile_type == 'json': contents = json.loads(contents) @@ -1194,8 +1283,8 @@ class Utils(object): elif value != user_def[key]: if debug: print('value should be identical') - print(value) print(user_def[key]) + print(value) return False # recurse on a dictionary @@ -1215,8 +1304,8 @@ class Utils(object): if api_values != user_values: if debug: print("keys are not equal in dict") - print(api_values) print(user_values) + print(api_values) return False result = Utils.check_def_equal(user_def[key], value, skip_keys=skip_keys, debug=debug) |