# Copyright (c) 2014 AnsibleWorks, Inc. # All Rights Reserved. # Python import json import re import socket import urlparse import logging import os.path import datetime from dateutil import rrule # PyYAML import yaml # Django from django.conf import settings from django.contrib.auth import authenticate from django.contrib.auth.models import User from django.core.urlresolvers import reverse from django.core.exceptions import ObjectDoesNotExist from django.db.models.fields import BLANK_CHOICE_DASH from django.utils.datastructures import SortedDict from django.utils.translation import ugettext_lazy as _ from django.core.cache import cache # Django REST Framework from rest_framework.compat import get_concrete_model from rest_framework import fields from rest_framework import serializers # Django-Polymorphic from polymorphic import PolymorphicModel # AWX from awx.main.models import * from awx.main.utils import update_scm_url, get_type_for_model, get_model_for_type logger = logging.getLogger('awx.api.serializers') # Fields that should be summarized regardless of object type. DEFAULT_SUMMARY_FIELDS = ('name', 'description')#, 'type') # Keys are fields (foreign keys) where, if found on an instance, summary info # should be added to the serialized data. Values are a tuple of field names on # the related object to include in the summary data (if the field is present on # the related object). SUMMARIZABLE_FK_FIELDS = { 'organization': DEFAULT_SUMMARY_FIELDS, 'user': ('username', 'first_name', 'last_name'), 'team': DEFAULT_SUMMARY_FIELDS, 'inventory': DEFAULT_SUMMARY_FIELDS + ('has_active_failures', 'total_hosts', 'hosts_with_active_failures', 'total_groups', 'groups_with_active_failures', 'has_inventory_sources', 'total_inventory_sources', 'inventory_sources_with_failures'), 'host': DEFAULT_SUMMARY_FIELDS + ('has_active_failures', 'has_inventory_sources'), 'group': DEFAULT_SUMMARY_FIELDS + ('has_active_failures', 'total_hosts', 'hosts_with_active_failures', 'total_groups', 'groups_with_active_failures', 'has_inventory_sources'), 'project': DEFAULT_SUMMARY_FIELDS + ('status',), 'credential': DEFAULT_SUMMARY_FIELDS + ('kind', 'cloud'), 'cloud_credential': DEFAULT_SUMMARY_FIELDS + ('kind', 'cloud'), 'permission': DEFAULT_SUMMARY_FIELDS, 'job': DEFAULT_SUMMARY_FIELDS + ('status', 'failed',), 'job_template': DEFAULT_SUMMARY_FIELDS, 'schedule': DEFAULT_SUMMARY_FIELDS + ('next_run',), 'unified_job_template': DEFAULT_SUMMARY_FIELDS + ('unified_job_type',), 'last_job': DEFAULT_SUMMARY_FIELDS + ('finished', 'status', 'failed', 'license_error'), 'last_job_host_summary': DEFAULT_SUMMARY_FIELDS + ('failed',), 'last_update': DEFAULT_SUMMARY_FIELDS + ('status', 'failed', 'license_error'), 'current_update': DEFAULT_SUMMARY_FIELDS + ('status', 'failed', 'license_error'), 'current_job': DEFAULT_SUMMARY_FIELDS + ('status', 'failed', 'license_error'), 'inventory_source': ('source', 'last_updated', 'status'), } class ChoiceField(fields.ChoiceField): def __init__(self, *args, **kwargs): super(ChoiceField, self).__init__(*args, **kwargs) if not self.required: # Remove extra blank option if one is already present (for writable # field) or if present at all for read-only fields. if ([x[0] for x in self.choices].count(u'') > 1 or self.read_only) \ and BLANK_CHOICE_DASH[0] in self.choices: self.choices = [x for x in self.choices if x != BLANK_CHOICE_DASH[0]] def metadata(self): metadata = super(ChoiceField, self).metadata() if self.choices: metadata['choices'] = self.choices return metadata # Monkeypatch REST framework to replace default ChoiceField used by # ModelSerializer. serializers.ChoiceField = ChoiceField class BaseSerializerMetaclass(serializers.SerializerMetaclass): ''' Custom metaclass to enable attribute inheritance from Meta objects on serializer base classes. Also allows for inheriting or updating field lists from base class(es): class Meta: # Inherit all fields from base class. fields = ('*',) # Inherit all fields from base class and add 'foo'. fields = ('*', 'foo') # Inherit all fields from base class except 'bar'. fields = ('*', '-bar') # Define fields as 'foo' and 'bar'; ignore base class fields. fields = ('foo', 'bar') ''' @classmethod def _update_meta(self, base, meta, other=None): for attr in dir(other): if attr.startswith('_'): continue val = getattr(other, attr) # Special handling for lists of strings (field names). if isinstance(val, (list, tuple)) and all([isinstance(x, basestring) for x in val]): new_vals = [] except_vals = [] if base: # Merge values from all bases. new_vals.extend([x for x in getattr(meta, attr, [])]) for v in val: if not base and v == '*': # Inherit all values from previous base(es). new_vals.extend([x for x in getattr(meta, attr, [])]) elif not base and v.startswith('-'): # Except these values. except_vals.append(v[1:]) else: new_vals.append(v) val = [] for v in new_vals: if v not in except_vals and v not in val: val.append(v) setattr(meta, attr, val) def __new__(cls, name, bases, attrs): meta = type('Meta', (object,), {}) for base in bases[::-1]: cls._update_meta(base, meta, getattr(base, 'Meta', None)) cls._update_meta(None, meta, attrs.get('Meta', meta)) attrs['Meta'] = meta return super(BaseSerializerMetaclass, cls).__new__(cls, name, bases, attrs) class BaseSerializerOptions(serializers.ModelSerializerOptions): def __init__(self, meta): super(BaseSerializerOptions, self).__init__(meta) self.summary_fields = getattr(meta, 'summary_fields', ()) self.summarizable_fields = getattr(meta, 'summarizable_fields', ()) class BaseSerializer(serializers.ModelSerializer): __metaclass__ = BaseSerializerMetaclass _options_class = BaseSerializerOptions class Meta: fields = ('id', 'type', 'url', 'related', 'summary_fields', 'created', 'modified', 'name', 'description') summary_fields = () # FIXME: List of field names from this serializer that should be used when included as part of another's summary_fields. summarizable_fields = () # FIXME: List of field names on this serializer that should be included in summary_fields. # add the URL and related resources type = serializers.SerializerMethodField('get_type') url = serializers.SerializerMethodField('get_url') related = serializers.SerializerMethodField('_get_related') summary_fields = serializers.SerializerMethodField('_get_summary_fields') # make certain fields read only created = serializers.SerializerMethodField('get_created') modified = serializers.SerializerMethodField('get_modified') active = serializers.SerializerMethodField('get_active') def get_fields(self): opts = get_concrete_model(self.opts.model)._meta ret = super(BaseSerializer, self).get_fields() for key, field in ret.items(): if key == 'id' and not getattr(field, 'help_text', None): field.help_text = 'Database ID for this %s.' % unicode(opts.verbose_name) elif key == 'type': field.help_text = 'Data type for this %s.' % unicode(opts.verbose_name) field.type_label = 'string' elif key == 'url': field.help_text = 'URL for this %s.' % unicode(opts.verbose_name) field.type_label = 'string' elif key == 'related': field.help_text = 'Data structure with URLs of related resources.' field.type_label = 'object' elif key == 'summary_fields': field.help_text = 'Data structure with name/description for related resources.' field.type_label = 'object' elif key == 'created': field.help_text = 'Timestamp when this %s was created.' % unicode(opts.verbose_name) field.type_label = 'datetime' elif key == 'modified': field.help_text = 'Timestamp when this %s was last modified.' % unicode(opts.verbose_name) field.type_label = 'datetime' return ret def get_type(self, obj): return get_type_for_model(self.opts.model) def get_types(self): return [self.get_type(None)] def get_type_choices(self): type_name_map = { 'job': 'Playbook Run', 'project_update': 'SCM Update', 'inventory_update': 'Inventory Sync', } choices = [] for t in self.get_types(): name = type_name_map.get(t, unicode(get_model_for_type(t)._meta.verbose_name).title()) choices.append((t, name)) return choices def get_url(self, obj): if obj is None: return '' elif isinstance(obj, User): return reverse('api:user_detail', args=(obj.pk,)) else: return obj.get_absolute_url() def _get_related(self, obj): return {} if obj is None else self.get_related(obj) def get_related(self, obj): res = SortedDict() if getattr(obj, 'created_by', None) and obj.created_by.is_active: res['created_by'] = reverse('api:user_detail', args=(obj.created_by.pk,)) if getattr(obj, 'modified_by', None) and obj.modified_by.is_active: res['modified_by'] = reverse('api:user_detail', args=(obj.modified_by.pk,)) return res def _get_summary_fields(self, obj): return {} if obj is None else self.get_summary_fields(obj) def get_summary_fields(self, obj): # Return values for certain fields on related objects, to simplify # displaying lists of items without additional API requests. summary_fields = SortedDict() for fk, related_fields in SUMMARIZABLE_FK_FIELDS.items(): try: fkval = getattr(obj, fk, None) if fkval is None: continue if fkval == obj: continue if hasattr(fkval, 'active') and not fkval.active: continue if hasattr(fkval, 'is_active') and not fkval.is_active: continue summary_fields[fk] = SortedDict() for field in related_fields: fval = getattr(fkval, field, None) if fval is None and field == 'type': if isinstance(fkval, PolymorphicModel): fkval = fkval.get_real_instance() fval = get_type_for_model(fkval) elif fval is None and field == 'unified_job_type' and isinstance(fkval, UnifiedJobTemplate): fkval = fkval.get_real_instance() fval = get_type_for_model(fkval._get_unified_job_class()) if fval is not None: summary_fields[fk][field] = fval # Can be raised by the reverse accessor for a OneToOneField. except ObjectDoesNotExist: pass return summary_fields def get_created(self, obj): if obj is None: return None elif isinstance(obj, User): return obj.date_joined else: return obj.created def get_modified(self, obj): if obj is None: return None elif isinstance(obj, User): return obj.last_login # Not actually exposed for User. else: return obj.modified def get_active(self, obj): if obj is None: return False elif isinstance(obj, User): return obj.is_active else: return obj.active def get_validation_exclusions(self, instance=None): # Override base class method to continue to use model validation for # fields (including optional ones), appears this was broken by DRF # 2.3.13 update. cls = self.opts.model opts = get_concrete_model(cls)._meta exclusions = [field.name for field in opts.fields + opts.many_to_many] for field_name, field in self.fields.items(): field_name = field.source or field_name if field_name not in exclusions: continue if field.read_only: continue if isinstance(field, serializers.Serializer): continue exclusions.remove(field_name) return exclusions class UnifiedJobTemplateSerializer(BaseSerializer): class Meta: model = UnifiedJobTemplate fields = ('*', 'last_job_run', 'last_job_failed', 'has_schedules', 'next_job_run', 'status') def get_related(self, obj): res = super(UnifiedJobTemplateSerializer, self).get_related(obj) if obj.current_job and obj.current_job.active: res['current_job'] = obj.current_job.get_absolute_url() if obj.last_job and obj.last_job.active: res['last_job'] = obj.last_job.get_absolute_url() if obj.next_schedule and obj.next_schedule.active: res['next_schedule'] = obj.next_schedule.get_absolute_url() return res def get_types(self): if type(self) is UnifiedJobTemplateSerializer: return ['project', 'inventory_source', 'job_template'] else: return super(UnifiedJobTemplateSerializer, self).get_types() def to_native(self, obj): serializer_class = None if type(self) is UnifiedJobTemplateSerializer: if isinstance(obj, Project): serializer_class = ProjectSerializer elif isinstance(obj, InventorySource): serializer_class = InventorySourceSerializer elif isinstance(obj, JobTemplate): serializer_class = JobTemplateSerializer if serializer_class: serializer = serializer_class(instance=obj) return serializer.to_native(obj) else: return super(UnifiedJobTemplateSerializer, self).to_native(obj) class UnifiedJobSerializer(BaseSerializer): result_stdout = serializers.Field(source='result_stdout') class Meta: model = UnifiedJob fields = ('*', 'unified_job_template', 'launch_type', 'status', 'failed', 'started', 'finished', 'elapsed', 'job_args', 'job_cwd', 'job_env', 'job_explanation', 'result_stdout', 'result_traceback') def get_types(self): if type(self) is UnifiedJobSerializer: return ['project_update', 'inventory_update', 'job'] else: return super(UnifiedJobSerializer, self).get_types() def get_related(self, obj): res = super(UnifiedJobSerializer, self).get_related(obj) if obj.unified_job_template and obj.unified_job_template.active: res['unified_job_template'] = obj.unified_job_template.get_absolute_url() if obj.schedule and obj.schedule.active: res['schedule'] = obj.schedule.get_absolute_url() if isinstance(obj, ProjectUpdate): res['stdout'] = reverse('api:project_update_stdout', args=(obj.pk,)) elif isinstance(obj, InventoryUpdate): res['stdout'] = reverse('api:inventory_update_stdout', args=(obj.pk,)) elif isinstance(obj, Job): res['stdout'] = reverse('api:job_stdout', args=(obj.pk,)) return res def to_native(self, obj): serializer_class = None if type(self) is UnifiedJobSerializer: if isinstance(obj, ProjectUpdate): serializer_class = ProjectUpdateSerializer elif isinstance(obj, InventoryUpdate): serializer_class = InventoryUpdateSerializer elif isinstance(obj, Job): serializer_class = JobSerializer if serializer_class: serializer = serializer_class(instance=obj) ret = serializer.to_native(obj) else: ret = super(UnifiedJobSerializer, self).to_native(obj) if 'elapsed' in ret: ret['elapsed'] = float(ret['elapsed']) return ret class UnifiedJobListSerializer(UnifiedJobSerializer): class Meta: exclude = ('*', 'job_args', 'job_cwd', 'job_env', 'result_traceback', 'result_stdout') def get_types(self): if type(self) is UnifiedJobListSerializer: return ['project_update', 'inventory_update', 'job'] else: return super(UnifiedJobListSerializer, self).get_types() def to_native(self, obj): serializer_class = None if type(self) is UnifiedJobListSerializer: if isinstance(obj, ProjectUpdate): serializer_class = ProjectUpdateListSerializer elif isinstance(obj, InventoryUpdate): serializer_class = InventoryUpdateListSerializer elif isinstance(obj, Job): serializer_class = JobListSerializer if serializer_class: serializer = serializer_class(instance=obj) ret = serializer.to_native(obj) else: ret = super(UnifiedJobListSerializer, self).to_native(obj) if 'elapsed' in ret: ret['elapsed'] = float(ret['elapsed']) return ret class UnifiedJobStdoutSerializer(UnifiedJobSerializer): class Meta: fields = ('result_stdout',) def get_types(self): if type(self) is UnifiedJobStdoutSerializer: return ['project_update', 'inventory_update', 'job'] else: return super(UnifiedJobStdoutSerializer, self).get_types() def to_native(self, obj): ret = super(UnifiedJobStdoutSerializer, self).to_native(obj) return ret.get('result_stdout', '') class UserSerializer(BaseSerializer): password = serializers.WritableField(required=False, default='', help_text='Write-only field used to change the password.') ldap_dn = serializers.Field(source='profile.ldap_dn') class Meta: model = User fields = ('*', '-name', '-description', '-modified', '-summary_fields', 'username', 'first_name', 'last_name', 'email', 'is_superuser', 'password', 'ldap_dn') def to_native(self, obj): ret = super(UserSerializer, self).to_native(obj) ret.pop('password', None) ret.fields.pop('password', None) return ret def get_validation_exclusions(self): ret = super(UserSerializer, self).get_validation_exclusions() ret.append('password') return ret def restore_object(self, attrs, instance=None): new_password = attrs.pop('password', None) instance = super(UserSerializer, self).restore_object(attrs, instance) instance._new_password = new_password return instance def save_object(self, obj, **kwargs): new_password = getattr(obj, '_new_password', None) # For now we're not raising an error, just not saving password for # users managed by LDAP who already have an unusable password set. try: if obj.pk and obj.profile.ldap_dn and not obj.has_usable_password(): new_password = None except AttributeError: pass if new_password: obj.set_password(new_password) if not obj.password: obj.set_unusable_password() return super(UserSerializer, self).save_object(obj, **kwargs) def get_related(self, obj): res = super(UserSerializer, self).get_related(obj) res.update(dict( teams = reverse('api:user_teams_list', args=(obj.pk,)), organizations = reverse('api:user_organizations_list', args=(obj.pk,)), admin_of_organizations = reverse('api:user_admin_of_organizations_list', args=(obj.pk,)), projects = reverse('api:user_projects_list', args=(obj.pk,)), credentials = reverse('api:user_credentials_list', args=(obj.pk,)), permissions = reverse('api:user_permissions_list', args=(obj.pk,)), activity_stream = reverse('api:user_activity_stream_list', args=(obj.pk,)), )) return res def _validate_ldap_managed_field(self, attrs, source): try: is_ldap_user = bool(self.object.profile.ldap_dn) except AttributeError: is_ldap_user = False if is_ldap_user: ldap_managed_fields = ['username'] ldap_managed_fields.extend(getattr(settings, 'AUTH_LDAP_USER_ATTR_MAP', {}).keys()) ldap_managed_fields.extend(getattr(settings, 'AUTH_LDAP_USER_FLAGS_BY_GROUP', {}).keys()) if source in ldap_managed_fields and source in attrs: if attrs[source] != getattr(self.object, source): raise serializers.ValidationError('Unable to change %s on user managed by LDAP' % source) return attrs def validate_username(self, attrs, source): return self._validate_ldap_managed_field(attrs, source) def validate_first_name(self, attrs, source): return self._validate_ldap_managed_field(attrs, source) def validate_last_name(self, attrs, source): return self._validate_ldap_managed_field(attrs, source) def validate_email(self, attrs, source): return self._validate_ldap_managed_field(attrs, source) def validate_is_superuser(self, attrs, source): return self._validate_ldap_managed_field(attrs, source) class OrganizationSerializer(BaseSerializer): class Meta: model = Organization fields = ('*',) def get_related(self, obj): res = super(OrganizationSerializer, self).get_related(obj) res.update(dict( projects = reverse('api:organization_projects_list', args=(obj.pk,)), inventories = reverse('api:organization_inventories_list', args=(obj.pk,)), users = reverse('api:organization_users_list', args=(obj.pk,)), admins = reverse('api:organization_admins_list', args=(obj.pk,)), teams = reverse('api:organization_teams_list', args=(obj.pk,)), activity_stream = reverse('api:organization_activity_stream_list', args=(obj.pk,)) )) return res class ProjectOptionsSerializer(BaseSerializer): class Meta: fields = ('*', 'local_path', 'scm_type', 'scm_url', 'scm_branch', 'scm_clean', 'scm_delete_on_update', 'credential') def get_related(self, obj): res = super(ProjectOptionsSerializer, self).get_related(obj) if obj.credential and obj.credential.active: res['credential'] = reverse('api:credential_detail', args=(obj.credential.pk,)) return res def validate_local_path(self, attrs, source): # Don't allow assigning a local_path used by another project. # Don't allow assigning a local_path when scm_type is set. valid_local_paths = Project.get_local_path_choices() if self.object: scm_type = attrs.get('scm_type', self.object.scm_type) or u'' else: scm_type = attrs.get('scm_type', u'') or u'' if self.object and not scm_type: valid_local_paths.append(self.object.local_path) if scm_type: attrs.pop(source, None) if source in attrs and attrs[source] not in valid_local_paths: raise serializers.ValidationError('Invalid path choice') return attrs def to_native(self, obj): ret = super(ProjectOptionsSerializer, self).to_native(obj) if obj is not None and 'credential' in ret and (not obj.credential or not obj.credential.active): ret['credential'] = None return ret class ProjectSerializer(UnifiedJobTemplateSerializer, ProjectOptionsSerializer): playbooks = serializers.Field(source='playbooks', help_text='Array of playbooks available within this project.') scm_delete_on_next_update = serializers.Field(source='scm_delete_on_next_update') last_update_failed = serializers.Field(source='last_update_failed') last_updated = serializers.Field(source='last_updated') class Meta: model = Project fields = ('*', 'scm_delete_on_next_update', 'scm_update_on_launch', 'scm_update_cache_timeout') + \ ('last_update_failed', 'last_updated') # Backwards compatibility def get_related(self, obj): res = super(ProjectSerializer, self).get_related(obj) res.update(dict( organizations = reverse('api:project_organizations_list', args=(obj.pk,)), teams = reverse('api:project_teams_list', args=(obj.pk,)), playbooks = reverse('api:project_playbooks', args=(obj.pk,)), update = reverse('api:project_update_view', args=(obj.pk,)), project_updates = reverse('api:project_updates_list', args=(obj.pk,)), schedules = reverse('api:project_schedules_list', args=(obj.pk,)), activity_stream = reverse('api:project_activity_stream_list', args=(obj.pk,)), )) # Backwards compatibility. if obj.current_update: res['current_update'] = reverse('api:project_update_detail', args=(obj.current_update.pk,)) if obj.last_update: res['last_update'] = reverse('api:project_update_detail', args=(obj.last_update.pk,)) return res class ProjectPlaybooksSerializer(ProjectSerializer): class Meta: model = Project fields = ('playbooks',) def to_native(self, obj): ret = super(ProjectPlaybooksSerializer, self).to_native(obj) return ret.get('playbooks', []) class ProjectUpdateSerializer(UnifiedJobSerializer, ProjectOptionsSerializer): class Meta: model = ProjectUpdate fields = ('*', 'project') def get_related(self, obj): res = super(ProjectUpdateSerializer, self).get_related(obj) res.update(dict( project = reverse('api:project_detail', args=(obj.project.pk,)), cancel = reverse('api:project_update_cancel', args=(obj.pk,)), )) return res class ProjectUpdateListSerializer(ProjectUpdateSerializer, UnifiedJobListSerializer): pass class BaseSerializerWithVariables(BaseSerializer): def validate_variables(self, attrs, source): try: json.loads(attrs.get(source, '').strip() or '{}') except ValueError: try: yaml.safe_load(attrs[source]) except yaml.YAMLError: raise serializers.ValidationError('Must be valid JSON or YAML') return attrs class InventorySerializer(BaseSerializerWithVariables): class Meta: model = Inventory fields = ('*', 'organization', 'variables', 'has_active_failures', 'total_hosts', 'hosts_with_active_failures', 'total_groups', 'groups_with_active_failures', 'has_inventory_sources', 'total_inventory_sources', 'inventory_sources_with_failures') def get_related(self, obj): res = super(InventorySerializer, self).get_related(obj) res.update(dict( hosts = reverse('api:inventory_hosts_list', args=(obj.pk,)), groups = reverse('api:inventory_groups_list', args=(obj.pk,)), root_groups = reverse('api:inventory_root_groups_list', args=(obj.pk,)), variable_data = reverse('api:inventory_variable_data', args=(obj.pk,)), script = reverse('api:inventory_script_view', args=(obj.pk,)), tree = reverse('api:inventory_tree_view', args=(obj.pk,)), inventory_sources = reverse('api:inventory_inventory_sources_list', args=(obj.pk,)), activity_stream = reverse('api:inventory_activity_stream_list', args=(obj.pk,)), )) if obj.organization and obj.organization.active: res['organization'] = reverse('api:organization_detail', args=(obj.organization.pk,)) return res def to_native(self, obj): ret = super(InventorySerializer, self).to_native(obj) if obj is not None and 'organization' in ret and (not obj.organization or not obj.organization.active): ret['organization'] = None return ret class HostSerializer(BaseSerializerWithVariables): class Meta: model = Host fields = ('*', 'inventory', 'enabled', 'instance_id', 'variables', 'has_active_failures', 'has_inventory_sources', 'last_job', 'last_job_host_summary') readonly_fields = ('last_job', 'last_job_host_summary') def get_related(self, obj): res = super(HostSerializer, self).get_related(obj) res.update(dict( variable_data = reverse('api:host_variable_data', args=(obj.pk,)), groups = reverse('api:host_groups_list', args=(obj.pk,)), all_groups = reverse('api:host_all_groups_list', args=(obj.pk,)), job_events = reverse('api:host_job_events_list', args=(obj.pk,)), job_host_summaries = reverse('api:host_job_host_summaries_list', args=(obj.pk,)), activity_stream = reverse('api:host_activity_stream_list', args=(obj.pk,)), inventory_sources = reverse('api:host_inventory_sources_list', args=(obj.pk,)), )) if obj.inventory and obj.inventory.active: res['inventory'] = reverse('api:inventory_detail', args=(obj.inventory.pk,)) if obj.last_job and obj.last_job.active: res['last_job'] = reverse('api:job_detail', args=(obj.last_job.pk,)) if obj.last_job_host_summary and obj.last_job_host_summary.job.active: res['last_job_host_summary'] = reverse('api:job_host_summary_detail', args=(obj.last_job_host_summary.pk,)) return res def get_summary_fields(self, obj): d = super(HostSerializer, self).get_summary_fields(obj) try: d['last_job']['job_template_id'] = obj.last_job.job_template.id d['last_job']['job_template_name'] = obj.last_job.job_template.name except (KeyError, AttributeError): pass d.update({'recent_jobs': [{'id': j.job.id, 'name': j.job.job_template.name if j.job.job_template is not None else "", 'status': j.job.status, 'finished': j.job.finished} for j in obj.job_host_summaries.all().order_by('-created')[:5]]}) return d def _get_host_port_from_name(self, name): # Allow hostname (except IPv6 for now) to specify the port # inline. port = None if name.count(':') == 1: name, port = name.split(':') try: port = int(port) if port < 1 or port > 65535: raise ValueError except ValueError: raise serializers.ValidationError(u'Invalid port specification: %s' % unicode(port)) return name, port def validate_name(self, attrs, source): name = unicode(attrs.get(source, '')) # Validate here only, update in main validate method. host, port = self._get_host_port_from_name(name) #for family in (socket.AF_INET, socket.AF_INET6): # try: # socket.inet_pton(family, name) # return attrs # except socket.error: # pass # Hostname should match the following regular expression and have at # last one letter in the name (to catch invalid IPv4 addresses from # above). #valid_host_re = r'^(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\-]*[A-Za-z0-9])$' #if re.match(valid_host_re, name) and re.match(r'^.*?[a-zA-Z].*?$', name): # return attrs #raise serializers.ValidationError('Invalid host name or IP') return attrs def validate(self, attrs): name = unicode(attrs.get('name', '')) host, port = self._get_host_port_from_name(name) if port: attrs['name'] = host if self.object: variables = unicode(attrs.get('variables', self.object.variables) or '') else: variables = unicode(attrs.get('variables', '')) try: vars_dict = json.loads(variables.strip() or '{}') vars_dict['ansible_ssh_port'] = port attrs['variables'] = json.dumps(vars_dict) except (ValueError, TypeError): try: vars_dict = yaml.safe_load(variables) vars_dict['ansible_ssh_port'] = port attrs['variables'] = yaml.dump(vars_dict) except (yaml.YAMLError, TypeError): raise serializers.ValidationError('Must be valid JSON or YAML') return attrs def to_native(self, obj): ret = super(HostSerializer, self).to_native(obj) if not obj: return ret if 'inventory' in ret and (not obj.inventory or not obj.inventory.active): ret['inventory'] = None if 'last_job' in ret and (not obj.last_job or not obj.last_job.active): ret['last_job'] = None if 'last_job_host_summary' in ret and (not obj.last_job_host_summary or not obj.last_job_host_summary.job.active): ret['last_job_host_summary'] = None return ret class GroupSerializer(BaseSerializerWithVariables): class Meta: model = Group fields = ('*', 'inventory', 'variables', 'has_active_failures', 'total_hosts', 'hosts_with_active_failures', 'total_groups', 'groups_with_active_failures', 'has_inventory_sources') def get_related(self, obj): res = super(GroupSerializer, self).get_related(obj) res.update(dict( variable_data = reverse('api:group_variable_data', args=(obj.pk,)), hosts = reverse('api:group_hosts_list', args=(obj.pk,)), potential_children = reverse('api:group_potential_children_list', args=(obj.pk,)), children = reverse('api:group_children_list', args=(obj.pk,)), all_hosts = reverse('api:group_all_hosts_list', args=(obj.pk,)), job_events = reverse('api:group_job_events_list', args=(obj.pk,)), job_host_summaries = reverse('api:group_job_host_summaries_list', args=(obj.pk,)), activity_stream = reverse('api:group_activity_stream_list', args=(obj.pk,)), inventory_sources = reverse('api:group_inventory_sources_list', args=(obj.pk,)), )) if obj.inventory and obj.inventory.active: res['inventory'] = reverse('api:inventory_detail', args=(obj.inventory.pk,)) if obj.inventory_source: res['inventory_source'] = reverse('api:inventory_source_detail', args=(obj.inventory_source.pk,)) return res def validate_name(self, attrs, source): name = attrs.get(source, '') if name in ('all', '_meta'): raise serializers.ValidationError('Invalid group name') return attrs def to_native(self, obj): ret = super(GroupSerializer, self).to_native(obj) if obj is not None and 'inventory' in ret and (not obj.inventory or not obj.inventory.active): ret['inventory'] = None return ret class GroupTreeSerializer(GroupSerializer): children = serializers.SerializerMethodField('get_children') class Meta: model = Group fields = ('*', 'children') def get_children(self, obj): if obj is None: return {} children_qs = obj.children.filter(active=True) children_qs = children_qs.select_related('inventory') children_qs = children_qs.prefetch_related('inventory_source') return GroupTreeSerializer(children_qs, many=True).data class BaseVariableDataSerializer(BaseSerializer): class Meta: fields = ('variables',) def to_native(self, obj): if obj is None: return {} ret = super(BaseVariableDataSerializer, self).to_native(obj) try: return json.loads(ret.get('variables', '') or '{}') except ValueError: return yaml.safe_load(ret.get('variables', '')) def from_native(self, data, files): data = {'variables': json.dumps(data)} return super(BaseVariableDataSerializer, self).from_native(data, files) class InventoryVariableDataSerializer(BaseVariableDataSerializer): class Meta: model = Inventory class HostVariableDataSerializer(BaseVariableDataSerializer): class Meta: model = Host class GroupVariableDataSerializer(BaseVariableDataSerializer): class Meta: model = Group class InventorySourceOptionsSerializer(BaseSerializer): class Meta: fields = ('*', 'source', 'source_path', 'source_vars', 'credential', 'source_regions', 'overwrite', 'overwrite_vars') def get_related(self, obj): res = super(InventorySourceOptionsSerializer, self).get_related(obj) if obj.credential and obj.credential.active: res['credential'] = reverse('api:credential_detail', args=(obj.credential.pk,)) return res def validate_source(self, attrs, source): src = attrs.get(source, '') obj = self.object # FIXME return attrs def validate_source_vars(self, attrs, source): # source_env must be blank, a valid JSON or YAML dict, or ... # FIXME: support key=value pairs. try: json.loads(attrs.get(source, '').strip() or '{}') return attrs except ValueError: pass try: yaml.safe_load(attrs[source]) return attrs except yaml.YAMLError: pass raise serializers.ValidationError('Must be valid JSON or YAML') def validate_source_regions(self, attrs, source): # FIXME return attrs def metadata(self): metadata = super(InventorySourceOptionsSerializer, self).metadata() field_opts = metadata.get('source_regions', {}) field_opts['ec2_region_choices'] = self.opts.model.get_ec2_region_choices() field_opts['rax_region_choices'] = self.opts.model.get_rax_region_choices() return metadata def to_native(self, obj): ret = super(InventorySourceOptionsSerializer, self).to_native(obj) if obj is None: return ret if 'credential' in ret and (not obj.credential or not obj.credential.active): ret['credential'] = None return ret class InventorySourceSerializer(UnifiedJobTemplateSerializer, InventorySourceOptionsSerializer): last_update_failed = serializers.Field(source='last_update_failed') last_updated = serializers.Field(source='last_updated') class Meta: model = InventorySource fields = ('*', 'inventory', 'group', 'update_on_launch', 'update_cache_timeout') + \ ('last_update_failed', 'last_updated') # Backwards compatibility. read_only_fields = ('*', 'name', 'inventory', 'group') def get_related(self, obj): res = super(InventorySourceSerializer, self).get_related(obj) res.update(dict( update = reverse('api:inventory_source_update_view', args=(obj.pk,)), inventory_updates = reverse('api:inventory_source_updates_list', args=(obj.pk,)), schedules = reverse('api:inventory_source_schedules_list', args=(obj.pk,)), activity_stream = reverse('api:inventory_activity_stream_list', args=(obj.pk,)), hosts = reverse('api:inventory_source_hosts_list', args=(obj.pk,)), groups = reverse('api:inventory_source_groups_list', args=(obj.pk,)), )) if obj.inventory and obj.inventory.active: res['inventory'] = reverse('api:inventory_detail', args=(obj.inventory.pk,)) if obj.group and obj.group.active: res['group'] = reverse('api:group_detail', args=(obj.group.pk,)) # Backwards compatibility. if obj.current_update: res['current_update'] = reverse('api:inventory_update_detail', args=(obj.current_update.pk,)) if obj.last_update: res['last_update'] = reverse('api:inventory_update_detail', args=(obj.last_update.pk,)) return res def to_native(self, obj): ret = super(InventorySourceSerializer, self).to_native(obj) if obj is None: return ret if 'inventory' in ret and (not obj.inventory or not obj.inventory.active): ret['inventory'] = None if 'group' in ret and (not obj.group or not obj.group.active): ret['group'] = None return ret class InventoryUpdateSerializer(UnifiedJobSerializer, InventorySourceOptionsSerializer): class Meta: model = InventoryUpdate fields = ('*', 'inventory_source', 'license_error') def get_related(self, obj): res = super(InventoryUpdateSerializer, self).get_related(obj) res.update(dict( inventory_source = reverse('api:inventory_source_detail', args=(obj.inventory_source.pk,)), cancel = reverse('api:inventory_update_cancel', args=(obj.pk,)), )) return res class InventoryUpdateListSerializer(InventoryUpdateSerializer, UnifiedJobListSerializer): pass class TeamSerializer(BaseSerializer): class Meta: model = Team fields = ('*', 'organization') def get_related(self, obj): res = super(TeamSerializer, self).get_related(obj) res.update(dict( projects = reverse('api:team_projects_list', args=(obj.pk,)), users = reverse('api:team_users_list', args=(obj.pk,)), credentials = reverse('api:team_credentials_list', args=(obj.pk,)), permissions = reverse('api:team_permissions_list', args=(obj.pk,)), activity_stream = reverse('api:team_activity_stream_list', args=(obj.pk,)), )) if obj.organization and obj.organization.active: res['organization'] = reverse('api:organization_detail', args=(obj.organization.pk,)) return res def to_native(self, obj): ret = super(TeamSerializer, self).to_native(obj) if obj is not None and 'organization' in ret and (not obj.organization or not obj.organization.active): ret['organization'] = None return ret class PermissionSerializer(BaseSerializer): class Meta: model = Permission fields = ('*', 'user', 'team', 'project', 'inventory', 'permission_type') def get_related(self, obj): res = super(PermissionSerializer, self).get_related(obj) if obj.user and obj.user.is_active: res['user'] = reverse('api:user_detail', args=(obj.user.pk,)) if obj.team and obj.team.active: res['team'] = reverse('api:team_detail', args=(obj.team.pk,)) if obj.project and obj.project.active: res['project'] = reverse('api:project_detail', args=(obj.project.pk,)) if obj.inventory and obj.inventory.active: res['inventory'] = reverse('api:inventory_detail', args=(obj.inventory.pk,)) return res def validate(self, attrs): # Can only set either user or team. if attrs['user'] and attrs['team']: raise serializers.ValidationError('permission can only be assigned' ' to a user OR a team, not both') # Cannot assign admit/read/write permissions for a project. if attrs['permission_type'] in ('admin', 'read', 'write') and attrs['project']: raise serializers.ValidationError('project cannot be assigned for ' 'inventory-only permissions') # Project is required when setting deployment permissions. if attrs['permission_type'] in ('run', 'check') and not attrs['project']: raise serializers.ValidationError('project is required when ' 'assigning deployment permissions') return attrs def to_native(self, obj): ret = super(PermissionSerializer, self).to_native(obj) if obj is None: return ret if 'user' in ret and (not obj.user or not obj.user.is_active): ret['user'] = None if 'team' in ret and (not obj.team or not obj.team.active): ret['team'] = None if 'project' in ret and (not obj.project or not obj.project.active): ret['project'] = None if 'inventory' in ret and (not obj.inventory or not obj.inventory.active): ret['inventory'] = None return ret class CredentialSerializer(BaseSerializer): # FIXME: may want to make some of these filtered based on user accessing password = serializers.WritableField(required=False, default='') ssh_key_data = serializers.WritableField(required=False, default='') ssh_key_unlock = serializers.WritableField(required=False, default='') sudo_password = serializers.WritableField(required=False, default='') vault_password = serializers.WritableField(required=False, default='') class Meta: model = Credential fields = ('*', 'user', 'team', 'kind', 'cloud', 'username', 'password', 'ssh_key_data', 'ssh_key_unlock', 'sudo_username', 'sudo_password', 'vault_password') def to_native(self, obj): ret = super(CredentialSerializer, self).to_native(obj) if obj is not None and 'user' in ret and (not obj.user or not obj.user.is_active): ret['user'] = None if obj is not None and 'team' in ret and (not obj.team or not obj.team.active): ret['team'] = None # Replace the actual encrypted value with the string $encrypted$. for field in Credential.PASSWORD_FIELDS: if field in ret and unicode(ret[field]).startswith('$encrypted$'): ret[field] = '$encrypted$' return ret def restore_object(self, attrs, instance=None): # If the value sent to the API startswith $encrypted$, ignore it. for field in Credential.PASSWORD_FIELDS: if unicode(attrs.get(field, '')).startswith('$encrypted$'): attrs.pop(field, None) instance = super(CredentialSerializer, self).restore_object(attrs, instance) return instance def get_related(self, obj): res = super(CredentialSerializer, self).get_related(obj) res.update(dict( activity_stream = reverse('api:credential_activity_stream_list', args=(obj.pk,)) )) if obj.user: res['user'] = reverse('api:user_detail', args=(obj.user.pk,)) if obj.team: res['team'] = reverse('api:team_detail', args=(obj.team.pk,)) return res class JobOptionsSerializer(BaseSerializer): class Meta: fields = ('*', 'job_type', 'inventory', 'project', 'playbook', 'credential', 'cloud_credential', 'forks', 'limit', 'verbosity', 'extra_vars', 'job_tags') def get_related(self, obj): res = super(JobOptionsSerializer, self).get_related(obj) if obj.inventory and obj.inventory.active: res['inventory'] = reverse('api:inventory_detail', args=(obj.inventory.pk,)) if obj.project and obj.project.active: res['project'] = reverse('api:project_detail', args=(obj.project.pk,)) if obj.credential and obj.credential.active: res['credential'] = reverse('api:credential_detail', args=(obj.credential.pk,)) if obj.cloud_credential and obj.cloud_credential.active: res['cloud_credential'] = reverse('api:credential_detail', args=(obj.cloud_credential.pk,)) return res def to_native(self, obj): ret = super(JobOptionsSerializer, self).to_native(obj) if obj is None: return ret if 'inventory' in ret and (not obj.inventory or not obj.inventory.active): ret['inventory'] = None if 'project' in ret and (not obj.project or not obj.project.active): ret['project'] = None if 'playbook' in ret: ret['playbook'] = '' if 'credential' in ret and (not obj.credential or not obj.credential.active): ret['credential'] = None if 'cloud_credential' in ret and (not obj.cloud_credential or not obj.cloud_credential.active): ret['cloud_credential'] = None return ret def validate_playbook(self, attrs, source): project = attrs.get('project', None) playbook = attrs.get('playbook', '') if project and playbook and playbook not in project.playbooks: raise serializers.ValidationError('Playbook not found for project') return attrs class JobTemplateSerializer(UnifiedJobTemplateSerializer, JobOptionsSerializer): class Meta: model = JobTemplate fields = ('*', 'host_config_key', 'ask_variables_on_launch') def get_related(self, obj): res = super(JobTemplateSerializer, self).get_related(obj) res.update(dict( jobs = reverse('api:job_template_jobs_list', args=(obj.pk,)), schedules = reverse('api:job_template_schedules_list', args=(obj.pk,)), activity_stream = reverse('api:job_template_activity_stream_list', args=(obj.pk,)), )) if obj.host_config_key: res['callback'] = reverse('api:job_template_callback', args=(obj.pk,)) return res class JobSerializer(UnifiedJobSerializer, JobOptionsSerializer): passwords_needed_to_start = serializers.Field(source='passwords_needed_to_start') ask_variables_on_launch = serializers.Field(source='ask_variables_on_launch') class Meta: model = Job fields = ('*', 'job_template', 'passwords_needed_to_start', 'ask_variables_on_launch') def get_related(self, obj): res = super(JobSerializer, self).get_related(obj) res.update(dict( job_events = reverse('api:job_job_events_list', args=(obj.pk,)), job_plays = reverse('api:job_job_plays_list', args=(obj.pk,)), job_tasks = reverse('api:job_job_tasks_list', args=(obj.pk,)), job_host_summaries = reverse('api:job_job_host_summaries_list', args=(obj.pk,)), activity_stream = reverse('api:job_activity_stream_list', args=(obj.pk,)), )) if obj.job_template and obj.job_template.active: res['job_template'] = reverse('api:job_template_detail', args=(obj.job_template.pk,)) if obj.can_start or True: res['start'] = reverse('api:job_start', args=(obj.pk,)) if obj.can_cancel or True: res['cancel'] = reverse('api:job_cancel', args=(obj.pk,)) return res def from_native(self, data, files): # When creating a new job and a job template is specified, populate any # fields not provided in data from the job template. if not self.object and isinstance(data, dict) and 'job_template' in data: try: job_template = JobTemplate.objects.get(pk=data['job_template']) except JobTemplate.DoesNotExist: self._errors = {'job_template': 'Invalid job template'} return data.setdefault('name', job_template.name) data.setdefault('description', job_template.description) data.setdefault('job_type', job_template.job_type) if job_template.inventory: data.setdefault('inventory', job_template.inventory.pk) if job_template.project: data.setdefault('project', job_template.project.pk) data.setdefault('playbook', job_template.playbook) if job_template.credential: data.setdefault('credential', job_template.credential.pk) if job_template.cloud_credential: data.setdefault('cloud_credential', job_template.cloud_credential.pk) data.setdefault('forks', job_template.forks) data.setdefault('limit', job_template.limit) data.setdefault('verbosity', job_template.verbosity) data.setdefault('extra_vars', job_template.extra_vars) data.setdefault('job_tags', job_template.job_tags) return super(JobSerializer, self).from_native(data, files) def to_native(self, obj): ret = super(JobSerializer, self).to_native(obj) if obj is None: return ret if 'job_template' in ret and (not obj.job_template or not obj.job_template.active): ret['job_template'] = None return ret class JobListSerializer(JobSerializer, UnifiedJobListSerializer): pass class JobHostSummarySerializer(BaseSerializer): class Meta: model = JobHostSummary fields = ('*', '-name', '-description', 'job', 'host', 'host_name', 'changed', 'dark', 'failures', 'ok', 'processed', 'skipped', 'failed') def get_related(self, obj): res = super(JobHostSummarySerializer, self).get_related(obj) res.update(dict( job=reverse('api:job_detail', args=(obj.job.pk,)), host=reverse('api:host_detail', args=(obj.host.pk,)) )) return res def get_summary_fields(self, obj): d = super(JobHostSummarySerializer, self).get_summary_fields(obj) try: d['job']['job_template_id'] = obj.job.job_template.id d['job']['job_template_name'] = obj.job.job_template.name except (KeyError, AttributeError): pass return d class JobEventSerializer(BaseSerializer): event_display = serializers.Field(source='get_event_display2') event_level = serializers.Field(source='event_level') class Meta: model = JobEvent fields = ('*', '-name', '-description', 'job', 'event', 'event_display', 'event_data', 'event_level', 'failed', 'changed', 'host', 'host_name', 'parent', 'play', 'task', 'role') def get_related(self, obj): res = super(JobEventSerializer, self).get_related(obj) res.update(dict( job = reverse('api:job_detail', args=(obj.job.pk,)), #children = reverse('api:job_event_children_list', args=(obj.pk,)), )) if obj.parent: res['parent'] = reverse('api:job_event_detail', args=(obj.parent.pk,)) if obj.children.count(): res['children'] = reverse('api:job_event_children_list', args=(obj.pk,)) if obj.host: res['host'] = reverse('api:host_detail', args=(obj.host.pk,)) if obj.hosts.count(): res['hosts'] = reverse('api:job_event_hosts_list', args=(obj.pk,)) return res def get_summary_fields(self, obj): d = super(JobEventSerializer, self).get_summary_fields(obj) try: d['job']['job_template_id'] = obj.job.job_template.id d['job']['job_template_name'] = obj.job.job_template.name except (KeyError, AttributeError): pass return d class ScheduleSerializer(BaseSerializer): class Meta: model = Schedule fields = ('*', 'unified_job_template', 'enabled', 'dtstart', 'dtend', 'rrule', 'next_run') def get_related(self, obj): res = super(ScheduleSerializer, self).get_related(obj) res.update(dict( unified_jobs = reverse('api:schedule_unified_jobs_list', args=(obj.pk,)), )) if obj.unified_job_template and obj.unified_job_template.active: #TODO: Figure out why we have to do this ujt = UnifiedJobTemplate.objects.get(id=obj.unified_job_template.id) res['unified_job_template'] = ujt.get_absolute_url() #obj.unified_job_template.get_absolute_url() return res def validate_unified_job_template(self, attrs, source): ujt = attrs[source] if type(ujt) == InventorySource and ujt.source not in ('rax', 'ec2',): raise serializers.ValidationError('Inventory Source must be a cloud resource') return attrs # We reject rrules if: # - DTSTART is not include # - INTERVAL is not included # - SECONDLY is used # - TZID is used # - BYDAY prefixed with a number (MO is good but not 20MO) # - BYYEARDAY # - BYWEEKNO # - Multiple DTSTART or RRULE elements # - COUNT > 999 def validate_rrule(self, attrs, source): rrule_value = attrs[source] multi_by_month_day = ".*?BYMONTHDAY[\:\=][0-9]+,-*[0-9]+" multi_by_month = ".*?BYMONTH[\:\=][0-9]+,[0-9]+" by_day_with_numeric_prefix = ".*?BYDAY[\:\=][0-9]+[a-zA-Z]{2}" match_count = re.match(".*?(COUNT\=[0-9]+)", rrule_value) match_multiple_dtstart = re.findall(".*?(DTSTART\:[0-9]+T[0-9]+Z)", rrule_value) match_multiple_rrule = re.findall(".*?(RRULE\:)", rrule_value) if not len(match_multiple_dtstart): raise serializers.ValidationError('DTSTART required in rrule. Value should match: DTSTART:YYYYMMDDTHHMMSSZ') if len(match_multiple_dtstart) > 1: raise serializers.ValidationError('Multiple DTSTART is not supported') if not len(match_multiple_rrule): raise serializers.ValidationError('RRULE require in rrule') if len(match_multiple_rrule) > 1: raise serializers.ValidationError('Multiple RRULE is not supported') if not 'interval' in rrule_value.lower(): raise serializers.ValidationError('INTERVAL required in rrule') if 'tzid' in rrule_value.lower(): raise serializers.ValidationError('TZID is not supported') if 'secondly' in rrule_value.lower(): raise serializers.ValidationError('SECONDLY is not supported') if re.match(multi_by_month_day, rrule_value): raise serializers.ValidationError('Multiple BYMONTHDAYs not supported') if re.match(multi_by_month, rrule_value): raise serializers.ValidationError('Multiple BYMONTHs not supported') if re.match(by_day_with_numeric_prefix, rrule_value): raise serializers.ValidationError("BYDAY with numeric prefix not supported") if 'byyearday' in rrule_value.lower(): raise serializers.ValidationError("BYYEARDAY not supported") if 'byweekno' in rrule_value.lower(): raise serializers.ValidationError("BYWEEKNO not supported") if match_count: count_val = match_count.groups()[0].strip().split("=") if int(count_val[1]) > 999: raise serializers.ValidationError("COUNT > 999 is unsupported") try: sched_rule = rrule.rrulestr(rrule_value) except Exception, e: raise serializers.ValidationError("rrule parsing failed validation") return attrs class ActivityStreamSerializer(BaseSerializer): changes = serializers.SerializerMethodField('get_changes') class Meta: model = ActivityStream fields = ('*', '-name', '-description', '-created', '-modified', 'timestamp', 'operation', 'changes', 'object1', 'object2') def get_fields(self): ret = super(ActivityStreamSerializer, self).get_fields() for key, field in ret.items(): if key == 'changes': field.help_text = 'A summary of the new and changed values when an object is created, updated, or deleted' if key == 'object1': field.help_text = 'For create, update, and delete events this is the object type that was affected. For associate and disassociate events this is the object type associated or disassociated with object2' if key == 'object2': field.help_text = 'Unpopulated for create, update, and delete events. For associate and disassociate events this is the object type that object1 is being associated with' if key == 'operation': field.help_text = 'The action taken with respect to the given object(s).' return ret def get_changes(self, obj): if obj is None: return {} try: d_changes = json.loads(obj.changes) if 'variables' in d_changes: d_changes['variables'] = json.loads(d_changes['variables']) return d_changes except Exception, e: logger.warn("Error deserializing activity stream json changes") return {} def get_related(self, obj): rel = {} if obj.actor is not None: rel['actor'] = reverse('api:user_detail', args=(obj.actor.pk,)) for fk, _ in SUMMARIZABLE_FK_FIELDS.items(): if not hasattr(obj, fk): continue allm2m = getattr(obj, fk).all() if allm2m.count() > 0: rel[fk] = [] for thisItem in allm2m: rel[fk].append(reverse('api:' + fk + '_detail', args=(thisItem.id,))) if fk == 'schedule': rel['unified_job_template'] = thisItem.unified_job_template.get_absolute_url() return rel def get_summary_fields(self, obj): summary_fields = SortedDict() for fk, related_fields in SUMMARIZABLE_FK_FIELDS.items(): try: if not hasattr(obj, fk): continue allm2m = getattr(obj, fk).all() if allm2m.count() > 0: summary_fields[fk] = [] for thisItem in allm2m: if fk == 'job': summary_fields['job_template'] = [] job_template_item = {} job_template_fields = SUMMARIZABLE_FK_FIELDS['job_template'] job_template = getattr(thisItem, 'job_template', None) if job_template is not None: for field in job_template_fields: fval = getattr(job_template, field, None) if fval is not None: job_template_item[field] = fval summary_fields['job_template'].append(job_template_item) if fk == 'schedule': unified_job_template = getattr(thisItem, 'unified_job_template', None) if unified_job_template is not None: summary_fields[get_type_for_model(unified_job_template)] = {'id': unified_job_template.id, 'name': unified_job_template.name} thisItemDict = {} if 'id' not in related_fields: related_fields = related_fields + ('id',) for field in related_fields: fval = getattr(thisItem, field, None) if fval is not None: thisItemDict[field] = fval summary_fields[fk].append(thisItemDict) except ObjectDoesNotExist: pass if obj.actor is not None: summary_fields['actor'] = dict(id = obj.actor.id, username = obj.actor.username, first_name = obj.actor.first_name, last_name = obj.actor.last_name) return summary_fields class AuthTokenSerializer(serializers.Serializer): username = serializers.CharField() password = serializers.CharField() def validate(self, attrs): username = attrs.get('username') password = attrs.get('password') if username and password: user = authenticate(username=username, password=password) if user: if not user.is_active: raise serializers.ValidationError('User account is disabled.') attrs['user'] = user return attrs else: raise serializers.ValidationError('Unable to login with provided credentials.') else: raise serializers.ValidationError('Must include "username" and "password"')