class VmMonitoringSerializer(s.InstanceSerializer):
"""
Serializer for validating mon_vm_define parameters.
"""
_model_ = Vm
_blank_fields_ = ('ip', )
_update_fields_ = ('ip', 'dns', 'port', 'useip', 'proxy', 'templates',
'hostgroups')
hostname = s.CharField(read_only=True)
uuid = s.CharField(read_only=True)
monitored = s.BooleanField(read_only=True)
ip = s.IPAddressField(source='monitoring_ip', required=False)
dns = s.RegexField(r'^[A-Za-z0-9\.-]+$',
source='monitoring_dns',
required=False,
min_length=1,
max_length=128)
port = s.IntegerField(source='monitoring_port',
required=False,
min_value=1,
max_value=65535)
useip = s.BooleanField(source='monitoring_useip', required=False)
proxy = s.CharField(source='monitoring_proxy',
required=False,
min_length=1,
max_length=128)
templates = s.ArrayField(source='monitoring_templates',
max_items=32,
required=False,
default=[])
hostgroups = s.ArrayField(
source='monitoring_hostgroups',
max_items=16,
required=False,
default=[],
validators=(RegexValidator(
regex=MonitoringBackend.RE_MONITORING_HOSTGROUPS), ))
def __init__(self, request, vm, *args, **kwargs):
super(VmMonitoringSerializer, self).__init__(request, vm, *args,
**kwargs)
self.dc_settings = dc_settings = request.dc.settings
self.fields['dns'].default = vm.hostname
self.fields['port'].default = dc_settings.MON_ZABBIX_HOST_VM_PORT
self.fields['useip'].default = dc_settings.MON_ZABBIX_HOST_VM_USEIP
self.fields['proxy'].default = dc_settings.MON_ZABBIX_HOST_VM_PROXY
def validate_useip(self, attrs, source):
# null value will remove the useip parameter in monitoring_useip property => the default value will be used
if source in attrs and self.init_data.get('useip', True) is None:
attrs[source] = None
return attrs
# Allow to use only available templates
validate_templates = VmDefineSerializer.validate_monitoring_templates.im_func
# Allow to use only available hostgroups
validate_hostgroups = VmDefineSerializer.validate_monitoring_hostgroups.im_func
class ActionSerializer(s.Serializer):
name = s.SafeCharField(max_length=200) # The name in Zabbix will be prefixed with DC name
enabled = s.BooleanField(default=True)
# As we implement dynamic hostgroup creation everywhere, we will not validate whether any hostgroup exists.
# Also we don't have to have any hostgroup defined while we create the Action as it is not a required field.
hostgroups = s.ArrayField(max_items=1024, default=[],
validators=(RegexValidator(regex=MonitoringBackend.RE_MONITORING_HOSTGROUPS),))
usergroups = s.ArrayField(max_items=1024)
message_subject = s.CharField(max_length=255, default=DEFAULT_ACTION_MESSAGE_SUBJECT)
message_text = s.CharField(default=DEFAULT_ACTION_MESSAGE)
recovery_message_enabled = s.BooleanField(default=False)
recovery_message_subject = s.CharField(max_length=255, default=DEFAULT_ACTION_MESSAGE_SUBJECT)
recovery_message_text = s.CharField(default=DEFAULT_ACTION_MESSAGE)
def __init__(self, request, *args, **kwargs):
super(ActionSerializer, self).__init__(*args, **kwargs)
self.request = request
self.dc_settings = request.dc.settings
if request.method == 'POST':
self.fields['usergroups'].required = True
else:
self.fields['usergroups'].default = []
self.fields['usergroups'].required = False
def validate_usergroups(self, attrs, source):
# User groups are created in the monitoring system according to groups in the DB. We should validate this array
# against groups available in the current DC.
try:
groups_requested = set(attrs[source])
except KeyError:
pass
else:
if not groups_requested: # The Zabbix API does not allow to set empty operations
raise s.ValidationError(s.WritableField.default_error_messages['invalid'])
groups_available = set(Role.objects.filter(dc=self.request.dc, name__in=groups_requested)
.values_list('name', flat=True))
groups_unavailable = groups_requested - groups_available
if groups_unavailable:
raise s.ValidationError([_('User group with name=%s does not exist.') % group
for group in groups_unavailable])
return attrs
class ExtendedNodeStorageSerializer(NodeStorageSerializer):
size_vms = s.IntegerField(read_only=True)
size_snapshots = s.IntegerField(read_only=True)
size_rep_snapshots = s.IntegerField(read_only=True)
size_backups = s.IntegerField(read_only=True)
# size_images = s.IntegerField(read_only=True) # TODO: fix size_images implementation and enable
snapshots = s.IntegerField(read_only=True, source='snapshot_count')
backups = s.IntegerField(read_only=True, source='backup_count')
images = s.IntegerField(read_only=True, source='image_count')
dcs = s.DcsField()
vms = s.ArrayField(read_only=True)
class VmQGASerializer(s.Serializer):
"""
Validate QGA command parameters.
"""
params = s.ArrayField(max_items=1)
def __init__(self, request, command, *args, **kwargs):
self.request = request
self.command = command
super(VmQGASerializer, self).__init__(*args, **kwargs)
def get_full_command(self):
assert self.data is not None # Make sure that the serializer was validated
return [self.command] + self.object['params']
def detail_dict(self, **kwargs):
res = super(VmQGASerializer, self).detail_dict(**kwargs)
res['command'] = self.command
return res
class VmSerializer(VmBaseSerializer):
"""
VM details (read-only)
"""
hostname = s.Field()
uuid = s.CharField(read_only=True)
alias = s.Field()
node = s.SlugRelatedField(slug_field='hostname',
read_only=True,
required=False)
owner = s.SlugRelatedField(slug_field='username', read_only=True)
status = s.DisplayChoiceField(choices=Vm.STATUS, read_only=True)
node_status = s.DisplayChoiceField(source='node.status',
choices=Node.STATUS_DB,
read_only=True)
vcpus = s.IntegerField(read_only=True)
ram = s.IntegerField(read_only=True)
disk = s.IntegerField(read_only=True)
ips = s.ArrayField(read_only=True)
uptime = s.IntegerField(source='uptime_actual', read_only=True)
locked = s.BooleanField(read_only=True)
class DefaultDcSettingsSerializer(DcSettingsSerializer):
"""
vms.models.DefaultDc.settings
"""
_global_settings = None
default_dc_third_party_modules = [] # Class level storage, updated only with the decorator function
default_dc_third_party_settings = [] # Class level storage, updated only with the decorator function
ACL_ENABLED = s.BooleanField(label=_('Advanced User Management')) # Global Module
API_ENABLED = s.BooleanField(label=_('API access')) # Global Module
VMS_DC_ENABLED = s.BooleanField(label=_('Virtual Datacenters')) # Global Module
SMS_ENABLED = s.BooleanField(label=_('SMS')) # Global Module
VMS_NODE_SSH_KEYS_SYNC = s.BooleanField(label='VMS_NODE_SSH_KEYS_SYNC',
help_text=_('WARNING: Do not disable this unless '
'you know what you are doing!'))
VMS_NODE_SSH_KEYS_DEFAULT = s.ArrayField(label='VMS_NODE_SSH_KEYS_DEFAULT',
help_text=_('List of SSH keys to be added to compute nodes by default'))
VMS_IMAGE_VM = s.SafeCharField(label='VMS_IMAGE_VM', required=False,
help_text=_('Global image server (hostname or uuid) - primary IMGAPI source on all '
'compute nodes. Empty value means that most of the image-related '
'operations will be performed only in the DB.'))
VMS_IMAGE_VM_NIC = s.IntegerField(label='VMS_IMAGE_VM_NIC', min_value=NIC_ID_MIN, max_value=NIC_ID_MAX,
help_text=_('Image server\'s NIC ID, which will be used to determine the IP '
'address for constructing the IMGAPI source set on all compute '
'nodes.'))
VMS_IMAGE_SOURCES = s.ArrayField(label='VMS_IMAGE_SOURCES', required=False, max_items=16,
help_text=_('List of additional IMGAPI sources that will be set on all '
'compute nodes.'))
VMS_IMAGE_REPOSITORIES = s.URLDictField(label='VMS_IMAGE_REPOSITORIES', required=False, max_items=16,
help_text=_('Object (key=name, value=URL) with remote disk image '
'repositories available in every virtual datacenter.'))
DNS_DOMAIN_TYPE_DEFAULT = s.ChoiceField(label='DNS_DOMAIN_TYPE_DEFAULT', choices=Domain.TYPE_MASTER,
help_text='Default PowerDNS replication type of newly created domain.')
DNS_HOSTMASTER = s.EmailField(label='DNS_HOSTMASTER', max_length=255,
help_text=_('Default hostmaster email address used for SOA records '
'of newly created domains.'))
DNS_NAMESERVERS = s.ArrayField(label='DNS_NAMESERVERS', max_items=8,
help_text=_('List of DNS servers used for NS records of newly created domains.'
' Set to an empty list to disable automatic creation of NS records.'))
DNS_SOA_DEFAULT = s.CharField(label='DNS_SOA_DEFAULT', max_length=255, min_length=0, required=False,
help_text=_('Default value for the SOA record of newly created domains. '
'Available placeholders are: '
'{nameserver} (replaced by first nameserver in DNS_NAMESERVERS) and '
'{hostmaster} (replaced by DNS_HOSTMASTER). '
'Set to an empty value to disable automatic creation of SOA records.'))
EMAIL_HOST = s.SafeCharField(label='EMAIL_HOST',
help_text=_('Hostname or IP address of the SMTP server used for all outgoing emails.'))
EMAIL_PORT = s.IntegerField(label='EMAIL_PORT', min_value=1, max_value=65535,
help_text=_('Port of the SMTP server.'))
EMAIL_USE_TLS = s.BooleanField(label='EMAIL_USE_TLS',
help_text=_('Whether to use an explicit TLS (secure) SMTP connection (STARTTLS).'))
EMAIL_USE_SSL = s.BooleanField(label='EMAIL_USE_SSL',
help_text=_('Whether to use an implicit TLS (secure) SMTP connection.'))
EMAIL_HOST_USER = s.CharField(label='EMAIL_HOST_USER', max_length=255, required=False,
help_text=_('Username for SMTP authentication.'))
EMAIL_HOST_PASSWORD = s.CharField(label='EMAIL_HOST_PASSWORD', max_length=255, required=False,
help_text=_('Password for SMTP authentication.'))
SHADOW_EMAIL = s.EmailField(label='SHADOW_EMAIL', required=False,
help_text=_('Email address to which hidden copies of all outgoing emails are sent.'))
PROFILE_SSH_KEY_LIMIT = s.IntegerField(label='PROFILE_SSH_KEY_LIMIT', max_value=64,
help_text=_('Maximum number of public SSH keys '
'that can be stored in one user profile.'))
PROFILE_COUNTRY_CODE_DEFAULT = s.ChoiceField(label='PROFILE_COUNTRY_CODE_DEFAULT', choices=UserProfile.COUNTRIES,
help_text=_("Default country in user's profile."))
PROFILE_PHONE_PREFIX_DEFAULT = s.ChoiceField(label='PROFILE_PHONE_PREFIX_DEFAULT',
choices=UserProfile.PHONE_PREFIXES,
help_text=_("Default country phone prefix in user's profile."))
PROFILE_TIME_ZONE_DEFAULT = s.ChoiceField(label='PROFILE_TIME_ZONE_DEFAULT', choices=UserProfile.TIMEZONES,
help_text=_("Default time zone in user's profile."))
MON_ZABBIX_NODE_SYNC = s.BooleanField(label='MON_ZABBIX_NODE_SYNC',
help_text=_('Whether compute nodes should be automatically '
'synchronized with the monitoring server.'))
MON_ZABBIX_NODE_SLA = s.BooleanField(label='MON_ZABBIX_NODE_SLA',
help_text=_('Whether to fetch and display the SLA value of compute nodes.'))
MON_ZABBIX_HOSTGROUP_NODE = s.SafeCharField(label='MON_ZABBIX_HOSTGROUP_NODE', max_length=255,
help_text=_('Existing Zabbix host group, which will be used for all '
'monitored compute nodes.'))
MON_ZABBIX_HOSTGROUPS_NODE = s.ArrayField(label='MON_ZABBIX_HOSTGROUPS_NODE', max_items=32, required=False,
help_text=_('List of other Zabbix host groups, which will be '
'used for all monitored compute nodes.'))
MON_ZABBIX_TEMPLATES_NODE = s.ArrayField(label='MON_ZABBIX_TEMPLATES_NODE', max_items=128, required=False,
help_text=_('List of existing Zabbix templates, which will be used for all'
' monitored compute nodes.'))
SMS_PREFERRED_SERVICE = s.ChoiceField(label='SMS_PREFERRED_SERVICE', choices=get_services(),
help_text=_('Currently used SMS provider.'))
SMS_SERVICE_USERNAME = s.CharField(label='SMS_SERVICE_USERNAME', max_length=255, required=False,
help_text=_('Username required for the selected SMS provider.'))
SMS_SERVICE_PASSWORD = s.CharField(label='SMS_SERVICE_PASSWORD', max_length=255, required=False,
help_text=_('Password required for the selected SMS provider.'))
SMS_FROM_NUMBER = s.SafeCharField(label='SMS_FROM_NUMBER', max_length=64, required=False,
help_text=_('Phone number used as sender for outgoing text messages.'))
SMS_REGISTRATION_ENABLED = s.BooleanField(label='SMS_REGISTRATION_ENABLED',
help_text=_("Whether to verify user's phone number during registration "
"and phone number change"))
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_VMS_NODE_SSH_KEYS_DEFAULT(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
for key in value:
validate_ssh_key(key)
return attrs
# noinspection PyPep8Naming
def validate_VMS_IMAGE_VM(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
if value:
try:
vm = get_vm(self.request, value, exists_ok=True, noexists_fail=True, dc_bound=False)
except ObjectNotFound as exc:
raise s.ValidationError(exc.detail)
else:
if vm.status not in (Vm.RUNNING, Vm.STOPPED):
raise s.ValidationError(_('Invalid VM status; VM must be running or stopped.'))
if vm.ostype != Vm.SUNOS_ZONE:
raise s.ValidationError(_('Invalid OS type; VM must be a SunOS Zone.'))
attrs[source] = vm.uuid
return attrs
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_DNS_SOA_DEFAULT(self, attrs, source):
try:
value = attrs[source]
except KeyError:
return attrs
if not value:
attrs[source] = ''
return attrs
testvalue = placeholder_validator(value, nameserver='ns01.example.com', hostmaster='hostmaster.example.com')
# {nameserver} {hostmaster} 2013010100 28800 7200 604800 86400
RegexValidator(r'^([A-Za-z0-9\._/-]+)\s+([A-Za-z0-9\._-]+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)$')(testvalue)
return attrs
def validate(self, attrs):
if attrs.get('EMAIL_USE_TLS', None) and attrs.get('EMAIL_USE_SSL', None):
self._errors['EMAIL_USE_TLS'] = self._errors['EMAIL_USE_SSL'] = s.ErrorList([
_('Cannot enable EMAIL_USE_TLS and EMAIL_USE_SSL together.')
])
# Do not allow SMS registration without the SMS module
if (attrs.get('SMS_REGISTRATION_ENABLED', None) and
not attrs.get('SMS_ENABLED', self.request.dc.settings.SMS_ENABLED)):
self._errors['SMS_REGISTRATION_ENABLED'] = s.ErrorList([_('SMS support must be enabled first.')])
return super(DefaultDcSettingsSerializer, self).validate(attrs)
class DcSettingsSerializer(s.InstanceSerializer):
"""
vms.models.Dc.settings
"""
_global_settings = None
_model_ = Dc
modules = settings.MODULES # Used in gui forms
third_party_modules = [] # Class level storage, updated only with the decorator function
third_party_settings = [] # Class level storage, updated only with the decorator function
# List of settings which cannot be changed when set to False in (local_)settings.py (booleans only)
_override_disabled_ = settings.MODULES
_blank_fields_ = frozenset({
'SITE_LOGO',
'SITE_ICON',
'SHADOW_EMAIL',
'SUPPORT_PHONE',
'VMS_DISK_IMAGE_DEFAULT',
'VMS_DISK_IMAGE_ZONE_DEFAULT',
'VMS_DISK_IMAGE_LX_ZONE_DEFAULT',
'VMS_NET_DEFAULT',
'VMS_STORAGE_DEFAULT',
'MON_ZABBIX_HTTP_USERNAME',
'MON_ZABBIX_HTTP_PASSWORD',
'MON_ZABBIX_HOST_VM_PROXY',
'DNS_SOA_DEFAULT',
'EMAIL_HOST_USER',
'EMAIL_HOST_PASSWORD',
'SMS_FROM_NUMBER',
'SMS_SERVICE_USERNAME',
'SMS_SERVICE_PASSWORD',
})
_null_fields_ = frozenset({
'VMS_VM_DEFINE_LIMIT',
'VMS_VM_SNAPSHOT_DEFINE_LIMIT',
'VMS_VM_SNAPSHOT_LIMIT_AUTO',
'VMS_VM_SNAPSHOT_LIMIT_MANUAL',
'VMS_VM_SNAPSHOT_LIMIT_MANUAL_DEFAULT',
'VMS_VM_SNAPSHOT_SIZE_LIMIT',
'VMS_VM_SNAPSHOT_SIZE_LIMIT_DEFAULT',
'VMS_VM_SNAPSHOT_DC_SIZE_LIMIT',
'VMS_VM_BACKUP_DEFINE_LIMIT',
'VMS_VM_BACKUP_LIMIT',
'VMS_VM_BACKUP_DC_SIZE_LIMIT',
'VMS_NET_LIMIT',
'VMS_IMAGE_VM',
'VMS_IMAGE_LIMIT',
'VMS_ISO_LIMIT'
})
dc = s.CharField(label=_('Datacenter'), read_only=True)
# Modules
VMS_VM_SNAPSHOT_ENABLED = s.BooleanField(label=_('Snapshots'))
VMS_VM_BACKUP_ENABLED = s.BooleanField(label=_('Backups'))
MON_ZABBIX_ENABLED = s.BooleanField(label=_('Monitoring'))
DNS_ENABLED = s.BooleanField(label=_('DNS'))
SUPPORT_ENABLED = s.BooleanField(label=_('Support'))
REGISTRATION_ENABLED = s.BooleanField(label=_('Registration'))
FAQ_ENABLED = s.BooleanField(label=_('FAQ')) # Not part of MODULES (can be overridden even if disabled in settings)
# Advanced settings
VMS_VM_DOMAIN_DEFAULT = s.RegexField(r'^[A-Za-z0-9][A-Za-z0-9\._/-]*$', label='VMS_VM_DOMAIN_DEFAULT',
max_length=255, min_length=3,
help_text=_('Default domain part of the hostname of a newly '
'created virtual server.'))
COMPANY_NAME = s.CharField(label='COMPANY_NAME', max_length=255,
help_text=_('Name of the company using this virtual datacenter.'))
SITE_NAME = s.CharField(label='SITE_NAME', max_length=255,
help_text=_('Name of this site used mostly in email and text message templates.'))
SITE_LINK = s.CharField(label='SITE_LINK', max_length=255,
help_text=_('Link to this site used mostly in email and text message templates.'))
SITE_SIGNATURE = s.CharField(label='SITE_SIGNATURE', max_length=255,
help_text=_('Signature attached to outgoing emails related '
'to this virtual datacenter.'))
SITE_LOGO = s.URLField(label='SITE_LOGO', max_length=2048, required=False,
help_text=_('URL pointing to an image, which will be displayed as a logo on the main page. '
'If empty the default Danube Cloud logo will be used.'))
SITE_ICON = s.URLField(label='SITE_ICON', max_length=2048, required=False,
help_text=_('URL pointing to an image, which will be displayed as an icon in the navigation '
'bar. If empty the default Danube Cloud icon will be used.'))
SUPPORT_EMAIL = s.EmailField(label='SUPPORT_EMAIL', max_length=255,
help_text=_('Destination email address used for all support tickets '
'related to this virtual datacenter.'))
SUPPORT_PHONE = s.CharField(label='SUPPORT_PHONE', max_length=255, required=False,
help_text=_('Phone number displayed in the support contact details.'))
SUPPORT_USER_CONFIRMATION = s.BooleanField(label='SUPPORT_USER_CONFIRMATION',
help_text=_('Whether to send a confirmation email to the user after '
'a support ticket has been sent to SUPPORT_EMAIL.'))
DEFAULT_FROM_EMAIL = s.EmailField(label='DEFAULT_FROM_EMAIL', max_length=255,
help_text=_('Email address used as the "From" address for all outgoing emails '
'related to this virtual datacenter.'))
EMAIL_ENABLED = s.BooleanField(label='EMAIL_ENABLED',
help_text=_('Whether to completely disable sending of emails '
'related to this virtual datacenter.'))
API_LOG_USER_CALLBACK = s.BooleanField(label='API_LOG_USER_CALLBACK',
help_text=_('Whether to log API user callback requests into the tasklog.'))
VMS_ZONE_ENABLED = s.BooleanField(label='VMS_ZONE_ENABLED', # Module
help_text=_('Whether to enable support for SunOS and Linux zones in '
'this virtual datacenter.'))
VMS_VM_DEFINE_LIMIT = s.IntegerField(label='VMS_VM_DEFINE_LIMIT', required=False,
help_text=_('Maximum number of virtual servers that can be defined in '
'this virtual datacenter.'))
VMS_VM_CPU_CAP_REQUIRED = s.BooleanField(label='VMS_VM_CPU_CAP_REQUIRED',
help_text='When disabled, the vCPUs server parameter on SunOS and Linux '
'Zones can be set to 0, which removes the compute node CPU '
'limit (cpu_cap) for the virtual server.')
VMS_VM_STOP_TIMEOUT_DEFAULT = s.IntegerField(label='VMS_VM_STOP_TIMEOUT_DEFAULT',
help_text='Default time period (in seconds) for a graceful VM stop or '
'reboot, after which a force stop/reboot is send to the VM '
'(KVM only).')
VMS_VM_STOP_WIN_TIMEOUT_DEFAULT = s.IntegerField(label='VMS_VM_STOP_WIN_TIMEOUT_DEFAULT',
help_text='This is the same setting as VMS_VM_STOP_TIMEOUT_DEFAULT'
' but for a VM with Windows OS type, which usually takes'
' longer to shutdown.')
VMS_VM_OSTYPE_DEFAULT = s.IntegerChoiceField(label='VMS_VM_OSTYPE_DEFAULT', choices=Vm.OSTYPE,
help_text=_('Default operating system type. One of: 1 - Linux VM, '
'2 - SunOS VM, 3 - BSD VM, 4 - Windows VM, '
'5 - SunOS Zone, 6 - Linux Zone.'))
VMS_VM_MONITORED_DEFAULT = s.BooleanField(label='VMS_VM_MONITORED_DEFAULT',
help_text=_('Controls whether server synchronization with the monitoring '
'system is enabled by default.'))
VMS_VM_CPU_SHARES_DEFAULT = s.IntegerField(label='VMS_VM_CPU_SHARES_DEFAULT', min_value=0, max_value=1048576,
help_text=_("Default value of the server's CPU shares, "
"relative to other servers."))
VMS_VM_ZFS_IO_PRIORITY_DEFAULT = s.IntegerField(label='VMS_VM_ZFS_IO_PRIORITY_DEFAULT', min_value=0, max_value=1024,
help_text=_("Default value of the server's IO throttling "
"priority, relative to other servers."))
VMS_VM_RESOLVERS_DEFAULT = s.IPAddressArrayField(label='VMS_VM_RESOLVERS_DEFAULT', max_items=8,
help_text=_('Default DNS resolvers used for newly '
'created servers.'))
VMS_VM_SSH_KEYS_DEFAULT = s.ArrayField(label='VMS_VM_SSH_KEYS_DEFAULT', max_items=32, required=False,
help_text=_('List of public SSH keys added to every virtual machine '
'in this virtual datacenter.'))
VMS_VM_MDATA_DEFAULT = s.MetadataField(label='VMS_VM_MDATA_DEFAULT', required=False,
validators=(validate_mdata(Vm.RESERVED_MDATA_KEYS),),
help_text=_('Default VM metadata (key=value string pairs).'))
VMS_DISK_MODEL_DEFAULT = s.ChoiceField(label='VMS_DISK_MODEL_DEFAULT', choices=Vm.DISK_MODEL,
help_text=_('Default disk model of newly created server disks. One of: '
'virtio, ide, scsi.'))
VMS_DISK_COMPRESSION_DEFAULT = s.ChoiceField(label='VMS_DISK_COMPRESSION_DEFAULT', choices=Vm.DISK_COMPRESSION,
help_text=_('Default disk compression algorithm. '
'One of: off, lzjb, gzip, gzip-N, zle, lz4.'))
VMS_DISK_IMAGE_DEFAULT = s.CharField(label='VMS_DISK_IMAGE_DEFAULT', max_length=64, required=False,
help_text=_('Name of the default disk image used for '
'newly created server disks.'))
VMS_DISK_IMAGE_ZONE_DEFAULT = s.CharField(label='VMS_DISK_IMAGE_ZONE_DEFAULT', max_length=64, required=False,
help_text=_('Name of the default disk image used for '
'newly created SunOS zone servers.'))
VMS_DISK_IMAGE_LX_ZONE_DEFAULT = s.CharField(label='VMS_DISK_IMAGE_LX_ZONE_DEFAULT', max_length=64, required=False,
help_text=_('Name of the default disk image used for '
'newly created Linux zone servers.'))
VMS_NIC_MODEL_DEFAULT = s.ChoiceField(label='VMS_NIC_MODEL_DEFAULT', choices=Vm.NIC_MODEL,
help_text=_('Default virtual NIC model of newly created server NICs. '
'One of: virtio, e1000, rtl8139.'))
VMS_NIC_MONITORING_DEFAULT = s.IntegerField(label='VMS_NIC_MONITORING_DEFAULT', min_value=NIC_ID_MIN,
max_value=NIC_ID_MAX,
help_text=_('Default NIC ID, which will be used for '
'external monitoring.'))
VMS_NET_DEFAULT = s.CharField(label='VMS_NET_DEFAULT', max_length=64, required=False,
help_text=_('Name of the default network used for newly created server NICs.'))
VMS_NET_LIMIT = s.IntegerField(label='VMS_NET_LIMIT', required=False,
help_text=_('Maximum number of DC-bound networks that can be created in '
'this virtual datacenter.'))
VMS_NET_VLAN_RESTRICT = s.BooleanField(label='VMS_NET_VLAN_RESTRICT',
help_text=_('Whether to restrict VLAN IDs to the '
'VMS_NET_VLAN_ALLOWED list.'))
VMS_NET_VLAN_ALLOWED = s.IntegerArrayField(label='VMS_NET_VLAN_ALLOWED', required=False,
help_text=_('List of VLAN IDs available for newly created DC-bound '
'networks in this virtual datacenter.'))
VMS_NET_VXLAN_RESTRICT = s.BooleanField(label='VMS_NET_VXLAN_RESTRICT',
help_text=_('Whether to restrict VXLAN IDs to the '
'VMS_NET_VXLAN_ALLOWED list.'))
VMS_NET_VXLAN_ALLOWED = s.IntegerArrayField(label='VMS_NET_VXLAN_ALLOWED', required=False,
help_text=_('List of VXLAN IDs available for newly created DC-bound '
'networks in this virtual datacenter.'))
VMS_IMAGE_LIMIT = s.IntegerField(label='VMS_IMAGE_LIMIT', required=False,
help_text=_('Maximum number of DC-bound server images that can be created in '
'this virtual datacenter.'))
VMS_ISO_LIMIT = s.IntegerField(label='VMS_ISO_LIMIT', required=False,
help_text=_('Maximum number of DC-bound ISO images that can be created in '
'this virtual datacenter.'))
VMS_STORAGE_DEFAULT = s.CharField(label='VMS_STORAGE_DEFAULT', max_length=64, required=False,
help_text=_('Name of the default storage used for newly created servers '
'and server disks.'))
VMS_VGA_MODEL_DEFAULT = s.ChoiceField(label='VMS_VGA_MODEL_DEFAULT', choices=Vm.VGA_MODEL,
help_text=_('Default VGA emulation driver of newly created servers. '
'One of: std, cirrus, vmware.'))
VMS_VM_SNAPSHOT_DEFINE_LIMIT = s.IntegerField(label='VMS_VM_SNAPSHOT_DEFINE_LIMIT', required=False,
help_text=_('Maximum number of snapshot definitions per server.'))
VMS_VM_SNAPSHOT_LIMIT_AUTO = s.IntegerField(label='VMS_VM_SNAPSHOT_LIMIT_AUTO', required=False,
help_text=_('Maximum number of automatic snapshots per server.'))
VMS_VM_SNAPSHOT_LIMIT_MANUAL = s.IntegerField(label='VMS_VM_SNAPSHOT_LIMIT_MANUAL', required=False,
help_text=_('Maximum number of manual snapshots per server.'))
VMS_VM_SNAPSHOT_LIMIT_MANUAL_DEFAULT = s.IntegerField(label='VMS_VM_SNAPSHOT_LIMIT_MANUAL_DEFAULT', required=False,
help_text=_('Predefined manual snapshot limit '
'for new servers.'))
VMS_VM_SNAPSHOT_SIZE_LIMIT = s.IntegerField(label='VMS_VM_SNAPSHOT_SIZE_LIMIT', required=False,
help_text=_('Maximum size (MB) of all snapshots per server.'))
VMS_VM_SNAPSHOT_SIZE_LIMIT_DEFAULT = s.IntegerField(label='VMS_VM_SNAPSHOT_SIZE_LIMIT_DEFAULT', required=False,
help_text=_('Predefined snapshot size limit (MB) for new '
'servers.'))
VMS_VM_SNAPSHOT_DC_SIZE_LIMIT = s.IntegerField(label='VMS_VM_SNAPSHOT_DC_SIZE_LIMIT', required=False,
help_text=_('Maximum size (MB) of all snapshots in this '
'virtual datacenter.'))
VMS_VM_BACKUP_DEFINE_LIMIT = s.IntegerField(label='VMS_VM_BACKUP_DEFINE_LIMIT', required=False,
help_text=_('Maximum number of backup definitions per server.'))
VMS_VM_BACKUP_LIMIT = s.IntegerField(label='VMS_VM_BACKUP_LIMIT', required=False,
help_text=_('Upper retention limit used for new backup definitions.'))
VMS_VM_BACKUP_DC_SIZE_LIMIT = s.IntegerField(label='VMS_VM_BACKUP_DC_SIZE_LIMIT', required=False,
help_text=_('Maximum size (MB) of all backups in this '
'virtual datacenter.'))
VMS_VM_BACKUP_COMPRESSION_DEFAULT = s.ChoiceField(label='VMS_VM_BACKUP_COMPRESSION_DEFAULT',
choices=BackupDefine.COMPRESSION,
help_text=_('Predefined compression algorithm for '
'new file backups.'))
DNS_PTR_DEFAULT = s.CharField(label='DNS_PTR_DEFAULT', max_length=255, min_length=4,
help_text=_("Default value used for reverse DNS records of virtual server "
"NIC's IP addresses. Available placeholders are: "
"{ipaddr}, {hostname}, {alias}."))
MON_ZABBIX_SERVER = s.RegexField(r'^https?://.*$', label='MON_ZABBIX_SERVER', max_length=1024,
help_text=_('URL address of Zabbix server used for external monitoring of servers '
'in this virtual datacenter. WARNING: Changing this and other '
'MON_ZABBIX_* values in default virtual datacenter will '
'affect the built-in internal monitoring of servers and '
'compute nodes.'))
MON_ZABBIX_SERVER_SSL_VERIFY = s.BooleanField(label='MON_ZABBIX_SERVER_SSL_VERIFY',
help_text=_('Whether to perform HTTPS certificate verification when '
'connecting to the Zabbix API.'))
MON_ZABBIX_TIMEOUT = s.IntegerField(label='MON_ZABBIX_TIMEOUT', min_value=1, max_value=180,
help_text=_('Timeout in seconds used for connections to the Zabbix API.'))
MON_ZABBIX_USERNAME = s.CharField(label='MON_ZABBIX_USERNAME', max_length=255,
help_text=_('Username used for connecting to the Zabbix API.'))
MON_ZABBIX_PASSWORD = s.CharField(label='MON_ZABBIX_PASSWORD', max_length=255,
help_text=_('Password used for connecting to the Zabbix API.'))
MON_ZABBIX_HTTP_USERNAME = s.CharField(label='MON_ZABBIX_HTTP_USERNAME', max_length=255, required=False,
help_text=_('Username used for the HTTP basic authentication required for '
'connections to the Zabbix API.'))
MON_ZABBIX_HTTP_PASSWORD = s.CharField(label='MON_ZABBIX_HTTP_PASSWORD', max_length=255, required=False,
help_text=_('Password used for the HTTP basic authentication required for '
'connections to the Zabbix API.'))
MON_ZABBIX_VM_SLA = s.BooleanField(label='MON_ZABBIX_VM_SLA',
help_text=_('Whether to fetch and display the SLA value of virtual servers.'))
MON_ZABBIX_VM_SYNC = s.BooleanField(label='MON_ZABBIX_VM_SYNC',
help_text=_('Whether newly created virtual servers can be automatically '
'synchronized with the monitoring server.'))
MON_ZABBIX_HOSTGROUP_VM = s.SafeCharField(label='MON_ZABBIX_HOSTGROUP_VM', max_length=255,
help_text=_('Existing Zabbix host group, which will be used for all '
'monitored servers in this virtual datacenter.'))
MON_ZABBIX_HOSTGROUPS_VM = s.ArrayField(label='MON_ZABBIX_HOSTGROUPS_VM', max_items=32, required=False,
help_text=_('List of Zabbix host groups, which will be used '
'for all monitored servers in this virtual datacenter. '
'Available placeholders are: {ostype}, {ostype_text}, '
'{disk_image}, {disk_image_abbr}, {dc_name}.'))
MON_ZABBIX_HOSTGROUPS_VM_RESTRICT = s.BooleanField(label='MON_ZABBIX_HOSTGROUPS_VM_RESTRICT',
help_text=_('Whether to restrict Zabbix host group names to the '
'MON_ZABBIX_HOSTGROUPS_VM_ALLOWED list.'))
MON_ZABBIX_HOSTGROUPS_VM_ALLOWED = s.ArrayField(label='MON_ZABBIX_HOSTGROUPS_VM_ALLOWED', max_items=32,
required=False,
help_text=_('List of Zabbix host groups that can be used by servers'
' in this virtual datacenter. Available placeholders'
' are: {ostype}, {ostype_text}, {disk_image},'
' {disk_image_abbr}, {dc_name}.'))
MON_ZABBIX_TEMPLATES_VM = s.ArrayField(label='MON_ZABBIX_TEMPLATES_VM', max_items=128, required=False,
help_text=_('List of existing Zabbix templates, which will be used for all '
'monitored servers in this virtual datacenter. '
'Available placeholders are: {ostype}, {ostype_text}, '
'{disk_image}, {disk_image_abbr}, {dc_name}.'))
MON_ZABBIX_TEMPLATES_VM_MAP_TO_TAGS = s.BooleanField(label='MON_ZABBIX_TEMPLATES_VM_MAP_TO_TAGS',
help_text=_('Whether to find and use existing Zabbix templates'
' according to tags of a monitored '
'virtual server.'))
MON_ZABBIX_TEMPLATES_VM_RESTRICT = s.BooleanField(label='MON_ZABBIX_TEMPLATES_VM_RESTRICT',
help_text=_('Whether to restrict Zabbix template names to the '
'MON_ZABBIX_TEMPLATES_VM_ALLOWED list.'))
MON_ZABBIX_TEMPLATES_VM_ALLOWED = s.ArrayField(label='MON_ZABBIX_TEMPLATES_VM_ALLOWED', max_items=128,
required=False,
help_text=_('List of Zabbix templates that can be used by servers '
'in this virtual datacenter. Available placeholders are:'
' {ostype}, {ostype_text}, {disk_image},'
' {disk_image_abbr}, {dc_name}.'))
MON_ZABBIX_TEMPLATES_VM_NIC = s.ArrayField(label='MON_ZABBIX_TEMPLATES_VM_NIC', max_items=16, required=False,
help_text=_('List of Zabbix templates that will be used for all '
'monitored servers, for every virtual NIC of a server. '
'Available placeholders are: {net}, {nic_id} + '
'MON_ZABBIX_TEMPLATES_VM placeholders.'))
MON_ZABBIX_TEMPLATES_VM_DISK = s.ArrayField(label='MON_ZABBIX_TEMPLATES_VM_DISK', max_items=16, required=False,
help_text=_('List of Zabbix templates that will be used for all '
'monitored servers, for every virtual disk of a server. '
'Available placeholders: {disk}, {disk_id} + '
'MON_ZABBIX_TEMPLATES_VM placeholders.'))
MON_ZABBIX_HOST_VM_PROXY = s.CharField(label='MON_ZABBIX_HOST_VM_PROXY', min_length=1, max_length=128,
required=False,
help_text=_('Name or ID of the monitoring proxy, which will be used to '
'monitor all monitored virtual servers.'))
def __init__(self, request, dc, *args, **kwargs):
# noinspection PyNoneFunctionAssignment
global_settings = self.get_global_settings()
if global_settings and not dc.is_default(): # Displaying global settings for non default DC
dc1_settings = DefaultDc().settings # These setting should be read-only and read from default DC
dc_settings = DefAttrDict(dc.custom_settings, defaults=dc1_settings) # instance
else:
dc1_settings = None
dc_settings = dc.settings # instance
self.dc_settings = dc_settings
dc_settings['dc'] = dc.name
super(DcSettingsSerializer, self).__init__(request, dc_settings, *args, **kwargs)
self._update_fields_ = self.fields.keys()
self._update_fields_.remove('dc')
self.settings = {}
self.dc = dc
if dc1_settings is not None:
for i in global_settings:
self.fields[i].read_only = True
@classmethod
def get_global_settings(cls):
if cls._global_settings is None:
# noinspection PyUnresolvedReferences
cls._global_settings = frozenset(set(cls.base_fields.keys()) - set(DcSettingsSerializer.base_fields.keys()))
return cls._global_settings
@staticmethod
def _filter_sensitive_data(dictionary):
"""Replace sensitive data in input dict with ***"""
for key in dictionary.keys():
if any([i in key for i in SENSITIVE_FIELD_NAMES]):
dictionary[key] = SENSITIVE_FIELD_VALUE
return dictionary
def _setattr(self, instance, source, value):
# noinspection PyProtectedMember
super(DcSettingsSerializer, self)._setattr(instance, source, value)
self.settings[source] = value
def detail_dict(self, **kwargs):
# Remove sensitive data from detail dict
return self._filter_sensitive_data(super(DcSettingsSerializer, self).detail_dict(**kwargs))
@property
def data(self):
if self._data is None:
# Remove sensitive data from output
self._data = self._filter_sensitive_data(super(DcSettingsSerializer, self).data)
return self._data
# noinspection PyPep8Naming
def validate_VMS_VM_DOMAIN_DEFAULT(self, attrs, source):
if self.dc_settings.DNS_ENABLED:
try:
value = attrs[source]
except KeyError:
pass
else:
try:
domain = Domain.objects.get(name=value)
except Domain.DoesNotExist:
raise s.ValidationError(_('Object with name=%s does not exist.') % value)
else:
if not self.dc.domaindc_set.filter(domain_id=domain.id).exists():
raise s.ValidationError(_('Domain is not available in this datacenter.'))
return attrs
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_VMS_VM_SSH_KEYS_DEFAULT(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
for key in value:
validate_ssh_key(key)
return attrs
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_DNS_PTR_DEFAULT(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
testvalue = placeholder_validator(value, ipaddr='test', hostname='test', alias='test')
RegexValidator(r'^[a-z0-9][a-z0-9\.-]+[a-z0-9]$')(testvalue)
return attrs
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_MON_ZABBIX_HOSTGROUPS_VM(self, attrs, source):
return validate_array_placeholders(attrs, source, VM_KWARGS)
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_MON_ZABBIX_HOSTGROUPS_VM_ALLOWED(self, attrs, source):
return validate_array_placeholders(attrs, source, VM_KWARGS)
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_MON_ZABBIX_TEMPLATES_VM(self, attrs, source):
return validate_array_placeholders(attrs, source, VM_KWARGS)
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_MON_ZABBIX_TEMPLATES_VM_ALLOWED(self, attrs, source):
return validate_array_placeholders(attrs, source, VM_KWARGS)
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_MON_ZABBIX_TEMPLATES_VM_NIC(self, attrs, source):
return validate_array_placeholders(attrs, source, VM_KWARGS_NIC)
# noinspection PyMethodMayBeStatic,PyPep8Naming
def validate_MON_ZABBIX_TEMPLATES_VM_DISK(self, attrs, source):
return validate_array_placeholders(attrs, source, VM_KWARGS_DISK)
def validate(self, attrs):
# Check if it is possible to override a boolean setting
for source, value in attrs.items():
if source in self._override_disabled_ and not getattr(settings, source, False) and value:
self._errors[source] = s.ErrorList([_('Cannot override global setting.')])
del attrs[source]
return attrs
class UserSerializer(ApiKeysSerializer):
"""
gui.models.User
"""
_model_ = User
_update_fields_ = ('email', 'first_name', 'last_name', 'is_super_admin',
'is_active', 'api_access', 'api_key', 'callback_key',
'groups', 'dc_bound', 'password')
_default_fields_ = ('username', 'is_super_admin', 'is_active',
'api_access', 'password')
username = s.RegexField(r'^[A-Za-z0-9@.+_-]*$', max_length=254)
current_dc = s.SlugRelatedField(source='default_dc',
slug_field='name',
read_only=True,
required=False)
email = s.EmailField(max_length=254)
first_name = s.SafeCharField(max_length=30)
last_name = s.SafeCharField(max_length=30)
is_super_admin = s.BooleanField(source='is_staff')
is_active = s.BooleanField()
api_access = s.BooleanField()
groups = s.ArrayField(required=False, source='roles_api')
dc_bound = s.BooleanField(source='dc_bound_bool', default=True)
created = s.DateTimeField(source='date_joined', read_only=True)
password = s.CharField()
old_email = None # variable for value storage on email change
is_staff_changed = False
old_roles = ()
def __init__(self, request, user, *args, **kwargs):
super(UserSerializer, self).__init__(request, user, *args, **kwargs)
if not kwargs.get('many', False):
self._dc_bound = user.dc_bound
def _normalize(self, attr, value):
if attr == 'dc_bound':
return self._dc_bound
# noinspection PyProtectedMember
return super(UserSerializer, self)._normalize(attr, value)
# noinspection PyProtectedMember
@atomic
def save(self, **kwargs):
user = self.object
new_flag = (not user.pk or getattr(user, 'new', False))
user.save()
if user._roles_to_save is not None:
self.old_roles = set(user.roles.all())
user.roles = user._roles_to_save
# Newly created user via API is automatically marked as verified
# Creator has to provide correct email, or in user profile set email as not verified (since email is required)!
# Email change by user will trigger email with verification code so he can finish profile!
# If admin doesnt set phone user is force to set it and when phone is changed sms verification is send
if new_flag:
user.userprofile.email_verified = True
user.userprofile.phone_verified = True
user.userprofile.save()
# Changing a user email makes the email not verified
# (unless request.user is not part of the staff or registration is disabled)
if self.old_email and not self.request.user.is_staff and settings.REGISTRATION_ENABLED:
user.userprofile.email_verified = False
user.userprofile.email_token = user.userprofile.generate_token(6)
user.userprofile.save()
sendmail(user,
'accounts/user/base/profile_verify_subject.txt',
'accounts/user/base/profile_verify_email.txt',
extra_context={
'email_token': user.userprofile.email_token,
})
def validate_username(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
if self.object.id == settings.ADMIN_USER:
raise s.NoPermissionToModify
elif value in INVALID_USERNAMES:
raise s.ValidationError(
s.WritableField.default_error_messages['invalid'])
return attrs
def validate_email(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
qs = User.objects
if self.object.pk:
if self.object.email == value:
return attrs
else:
self.old_email = self.object.email
qs = qs.exclude(pk=self.object.pk)
# Check if someone does not use this email (or username) already
if qs.filter(Q(email__iexact=value)
| Q(username__iexact=value)).exists():
raise s.ValidationError(
_('This email is already in use. Please supply a different email.'
))
return attrs
# noinspection PyMethodMayBeStatic
def validate_groups(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
groups = []
for grp in value:
try:
group = Role.objects.get(name=grp)
except Role.DoesNotExist:
raise s.ObjectDoesNotExist(grp)
else:
if self.request.user.is_staff:
groups.append(group)
else:
if group.dc_bound and self._dc_bound and group.dc_bound == self._dc_bound:
groups.append(group)
else:
raise s.ValidationError(
_('You don\'t have permission to use DC-unbound groups.'
))
attrs[source] = groups
return attrs
def validate_dc_bound(self, attrs, source):
try:
value = bool(attrs[source])
except KeyError:
pass
else:
if value != self.object.dc_bound_bool:
if not self.request.user.is_staff:
raise s.NoPermissionToModify
if value:
data = self.init_data or {}
self._dc_bound = get_dc(
self.request, data.get('dc', self.request.dc.name))
else:
self._dc_bound = None
return attrs
def validate_is_super_admin(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
if self.object.is_staff != value:
if self.object.id == settings.ADMIN_USER:
raise s.NoPermissionToModify
if self.request.user.is_staff:
self.is_staff_changed = self.object.is_staff != value
else:
raise s.NoPermissionToModify
return attrs
def validate_is_active(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
if self.object.is_active != value and self.object.id == settings.ADMIN_USER:
raise s.NoPermissionToModify
return attrs
def validate_api_access(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
if self.object.api_access != value and self.object.id == settings.ADMIN_USER:
raise s.NoPermissionToModify
return attrs
def validate(self, attrs):
# User is or will be bound to this DC
dc = self._dc_bound
if attrs.get('dc_bound_bool', self.object.dc_bound_bool) and attrs.get(
'is_staff', self.object.is_staff):
self._errors['dc_bound'] = _(
'A SuperAdmin user cannot be DC-bound.')
if dc:
# User is or will be member of these groups
try:
groups = attrs['roles_api']
except KeyError:
if self.object.pk:
groups = self.object.roles.all()
else:
groups = ()
# A DC-bound user cannot be a member of a group that is assigned to another DC other than user.dc_bound
if Dc.objects.filter(roles__in=groups).exclude(id=dc.id).exists():
self._errors['dc_bound'] = s.ErrorList([
_("User's group(s) are attached into another datacenter(s)."
)
])
return attrs
def _setattr(self, instance, source, value):
"""Update user password if parameter was passed from es"""
if source == 'password':
self.object.set_password(value)
else:
# noinspection PyProtectedMember
super(UserSerializer, self)._setattr(instance, source, value)
def detail_dict(self, **kwargs):
dd = super(UserSerializer, self).detail_dict(**kwargs)
# Remove sensitive data from detail dict
if 'password' in dd:
dd['password'] = '******'
if 'api_key' in dd:
dd['api_key'] = '***'
if 'callback_key' in dd:
dd['callback_key'] = '***'
return dd
def to_native(self, obj):
"""Updated so we don't display password hash"""
ret = super(UserSerializer, self).to_native(obj)
if 'password' in ret:
del ret['password']
if 'api_key' in ret:
ret['api_key'] = '***'
if 'callback_key' in ret:
ret['callback_key'] = '***'
return ret
class ExtendedUserSerializer(UserSerializer):
dcs = s.ArrayField(required=False, source='dcs', read_only=True)
class NodeDefineSerializer(s.InstanceSerializer):
"""
vms.models.Node
"""
error_negative_resources = s.ErrorList(
[_('Value is too low because of existing virtual machines.')])
_model_ = Node
_update_fields_ = ('status', 'owner', 'is_compute', 'is_backup',
'cpu_coef', 'ram_coef', 'monitoring_hostgroups',
'monitoring_templates')
hostname = s.CharField(read_only=True)
uuid = s.CharField(read_only=True)
address = s.CharField(read_only=True)
status = s.IntegerChoiceField(choices=Node.STATUS_DB)
node_status = s.DisplayChoiceField(source='status',
choices=Node.STATUS_DB,
read_only=True)
owner = s.SlugRelatedField(slug_field='username',
queryset=User.objects,
read_only=False)
is_head = s.BooleanField(read_only=True)
is_compute = s.BooleanField()
is_backup = s.BooleanField()
cpu = s.IntegerField(source='cpu_total', read_only=True)
ram = s.IntegerField(source='ram_total', read_only=True)
cpu_coef = s.DecimalField(min_value=0, max_digits=4, decimal_places=2)
ram_coef = s.DecimalField(min_value=0,
max_value=1,
max_digits=4,
decimal_places=2)
cpu_free = s.IntegerField(read_only=True)
ram_free = s.IntegerField(read_only=True)
ram_kvm_overhead = s.IntegerField(read_only=True)
sysinfo = s.Field(
source='api_sysinfo') # Field is read_only=True by default
monitoring_hostgroups = s.ArrayField(max_items=16, default=[])
monitoring_templates = s.ArrayField(max_items=32, default=[])
created = s.DateTimeField(read_only=True, required=False)
def __init__(self, request, instance, *args, **kwargs):
super(NodeDefineSerializer, self).__init__(request, instance, *args,
**kwargs)
self.clear_cache = False
self.status_changed = False
self.monitoring_changed = False
if not kwargs.get('many', False):
# Used for update_node_resources()
self._cpu_coef = instance.cpu_coef
self._ram_coef = instance.ram_coef
# Only active users
self.fields['owner'].queryset = get_owners(request)
def validate_owner(self, attrs, source):
"""Cannot change owner while pending tasks exist"""
validate_owner(self.object, attrs.get(source, None), _('Compute node'))
return attrs
def validate_status(self, attrs, source):
"""Mark the status change -> used for triggering the signal.
Do not allow a manual status change from unlicensed status."""
try:
value = attrs[source]
except KeyError:
return attrs
if self.object.status != value:
node = self.object
if node.is_unlicensed():
raise s.ValidationError(
_('Cannot change status. Please add a valid license first.'
))
if node.is_unreachable() or node.is_offline(
): # Manual switch from unreachable and offline state
if settings.DEBUG:
logger.warning(
'DEBUG mode on => skipping status checking of node %s',
self.object)
elif not node_ping(self.object, all_workers=False
): # requires that node is really online
raise s.ValidationError(
_('Cannot change status. Compute node is down.'))
self.clear_cache = True
self.status_changed = value
return attrs
def validate_is_compute(self, attrs, source):
"""Search for defined VMs when turning compute capability off"""
if source in attrs and self.object.is_compute != attrs[source]:
if self.object.vm_set.exists():
raise s.ValidationError(_('Found existing VMs on node.'))
self.clear_cache = True
return attrs
def validate_is_backup(self, attrs, source):
"""Search for existing backup definitions, which are using this node"""
if source in attrs and self.object.is_backup != attrs[source]:
if self.object.backupdefine_set.exists():
raise s.ValidationError(
_('Found existing VM backup definitions.'))
self.clear_cache = True
# Check existing backups when removing node
if self.request.method == 'DELETE':
if self.object.backup_set.exists():
raise s.ValidationError(_('Found existing VM backups.'))
self.clear_cache = True
return attrs
def validate_monitoring_hostgroups(self, attrs, source):
"""Mark the monitoring change -> used for triggering the signal"""
if source in attrs and self.object.monitoring_hostgroups != attrs[
source]:
self.monitoring_changed = True
return attrs
def validate_monitoring_templates(self, attrs, source):
"""Mark the monitoring change -> used for triggering the signal"""
if source in attrs and self.object.monitoring_templates != attrs[
source]:
self.monitoring_changed = True
return attrs
@property
def update_node_resources(self):
"""True if cpu_coef or ram_coef changed"""
return not (self.object.cpu_coef == self._cpu_coef
and self.object.ram_coef == self._ram_coef)
class NodeDefineSerializer(s.InstanceSerializer):
"""
vms.models.Node
"""
error_negative_resources = s.ErrorList(
[_('Value is too low because of existing virtual machines.')])
_model_ = Node
_update_fields_ = ('status', 'owner', 'address', 'is_compute', 'is_backup',
'note', 'cpu_coef', 'ram_coef', 'monitoring_hostgroups',
'monitoring_templates')
hostname = s.CharField(read_only=True)
uuid = s.CharField(read_only=True)
address = s.ChoiceField()
status = s.IntegerChoiceField(choices=Node.STATUS_DB)
node_status = s.DisplayChoiceField(source='status',
choices=Node.STATUS_DB,
read_only=True)
owner = s.SlugRelatedField(slug_field='username',
queryset=User.objects,
read_only=False)
is_head = s.BooleanField(read_only=True)
is_compute = s.BooleanField()
is_backup = s.BooleanField()
note = s.CharField(required=False)
cpu = s.IntegerField(source='cpu_total', read_only=True)
ram = s.IntegerField(source='ram_total', read_only=True)
cpu_coef = s.DecimalField(min_value=0, max_digits=4, decimal_places=2)
ram_coef = s.DecimalField(min_value=0,
max_value=1,
max_digits=4,
decimal_places=2)
cpu_free = s.IntegerField(read_only=True)
ram_free = s.IntegerField(read_only=True)
ram_kvm_overhead = s.IntegerField(read_only=True)
sysinfo = s.Field(
source='api_sysinfo') # Field is read_only=True by default
monitoring_hostgroups = s.ArrayField(
max_items=16,
default=[],
validators=(RegexValidator(
regex=MonitoringBackend.RE_MONITORING_HOSTGROUPS), ))
monitoring_templates = s.ArrayField(max_items=32, default=[])
created = s.DateTimeField(read_only=True, required=False)
def __init__(self, request, instance, *args, **kwargs):
super(NodeDefineSerializer, self).__init__(request, instance, *args,
**kwargs)
self.clear_cache = False
self.status_changed = False
self.address_changed = False
self.old_ip_address = None
self.monitoring_changed = False
if not kwargs.get('many', False):
# Valid node IP addresses
self.fields['address'].choices = [(ip, ip) for ip in instance.ips]
# Used for update_node_resources()
self._cpu_coef = instance.cpu_coef
self._ram_coef = instance.ram_coef
# Only active users
self.fields['owner'].queryset = get_owners(request)
def validate_owner(self, attrs, source):
"""Cannot change owner while pending tasks exist"""
validate_owner(self.object, attrs.get(source, None), _('Compute node'))
return attrs
def validate_address(self, attrs, source):
"""Mark that node IP address is going to change"""
new_address = attrs.get(source, None)
if new_address and self.object.address != new_address:
self.address_changed = True
try:
self.old_ip_address = self.object.ip_address
except ObjectDoesNotExist:
self.old_ip_address = None
return attrs
def validate_status(self, attrs, source):
"""Mark the status change -> used for triggering the signal.
Do not allow a manual status change from unlicensed status."""
try:
value = attrs[source]
except KeyError:
return attrs
if self.object.status != value:
node = self.object
if node.is_unlicensed():
raise s.ValidationError(
_('Cannot change status. Please add a valid license first.'
))
if node.is_unreachable() or node.is_offline(
): # Manual switch from unreachable and offline state
if settings.DEBUG:
logger.warning(
'DEBUG mode on => skipping status checking of node %s',
self.object)
elif not node_ping(self.object, all_workers=False
): # requires that node is really online
raise s.ValidationError(
_('Cannot change status. Compute node is down.'))
self.clear_cache = True
self.status_changed = value
return attrs
def validate_is_compute(self, attrs, source):
"""Search for defined VMs when turning compute capability off"""
if source in attrs and self.object.is_compute != attrs[source]:
if self.object.vm_set.exists():
raise s.ValidationError(_('Found existing VMs on node.'))
self.clear_cache = True
return attrs
def validate_is_backup(self, attrs, source):
"""Search for existing backup definitions, which are using this node"""
if source in attrs and self.object.is_backup != attrs[source]:
if self.object.backupdefine_set.exists():
raise s.ValidationError(
_('Found existing VM backup definitions.'))
self.clear_cache = True
# Check existing backups when removing node
if self.request.method == 'DELETE':
if self.object.backup_set.exists():
raise s.ValidationError(_('Found existing VM backups.'))
self.clear_cache = True
return attrs
def validate_monitoring_hostgroups(self, attrs, source):
"""Mark the monitoring change -> used for triggering the signal"""
if source in attrs and self.object.monitoring_hostgroups != attrs[
source]:
self.monitoring_changed = True
return attrs
def validate_monitoring_templates(self, attrs, source):
"""Mark the monitoring change -> used for triggering the signal"""
if source in attrs and self.object.monitoring_templates != attrs[
source]:
self.monitoring_changed = True
return attrs
@property
def update_node_resources(self):
"""True if cpu_coef or ram_coef changed"""
return not (self.object.cpu_coef == self._cpu_coef
and self.object.ram_coef == self._ram_coef)
def save(self):
"""Update compute node attributes in database"""
node = self.object
# NOTE:
# Changing cpu or disk coefficients can lead to negative numbers in node.cpu/ram_free or dc_node.cpu/ram_free
try:
with transaction.atomic():
node.save(update_resources=self.update_node_resources,
clear_cache=self.clear_cache)
if self.update_node_resources:
if node.cpu_free < 0 or node.dcnode_set.filter(
cpu_free__lt=0).exists():
raise IntegrityError('cpu_check')
if node.ram_free < 0 or node.dcnode_set.filter(
ram_free__lt=0).exists():
raise IntegrityError('ram_check')
except IntegrityError as exc:
errors = {}
exc_error = str(exc)
# ram or cpu constraint was violated on vms_dcnode (can happen when DcNode strategy is set to RESERVED)
# OR a an exception was raised above
if 'ram_check' in exc_error:
errors['ram_coef'] = self.error_negative_resources
if 'cpu_check' in exc_error:
errors['cpu_coef'] = self.error_negative_resources
if not errors:
raise exc
return errors
if self.update_node_resources: # cpu_free or ram_free changed
self.reload()
return None
class GroupSerializer(s.ConditionalDCBoundSerializer):
"""
gui.models.role
"""
_model_ = Role
_update_fields_ = ('alias', 'permissions', 'users', 'dc_bound')
_default_fields_ = ('name', 'alias')
name = s.RegexField(
r'^[A-Za-z0-9\._-]*$', max_length=32
) # FIXME post update do check on DB to reduce name length
alias = s.SafeCharField(max_length=80)
permissions = s.ArrayField(required=False, source='permissions_api')
users = s.ArrayField(required=False, source='users_api')
dc_bound = s.BooleanField(source='dc_bound_bool', default=True)
created = s.DateTimeField(read_only=True, required=False)
def __init__(self, request, group, *args, **kwargs):
super(GroupSerializer, self).__init__(request, group, *args, **kwargs)
if not kwargs.get('many', False):
self._dc_bound = group.dc_bound
def _normalize(self, attr, value):
if attr == 'dc_bound':
return self._dc_bound
# noinspection PyProtectedMember
return super(GroupSerializer, self)._normalize(attr, value)
# noinspection PyProtectedMember
@atomic
def save(self, **kwargs):
role = self.object
role.save()
if role._permissions_to_save is not None:
role.permissions = role._permissions_to_save
if role._users_to_save is not None:
role.user_set = role._users_to_save
def validate_alias(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
validate_alias(self.object, value)
return attrs
# noinspection PyMethodMayBeStatic
def validate_permissions(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
permissions = []
for perm in value:
try:
permission = Permission.objects.get(name=perm)
except Permission.DoesNotExist:
raise s.ObjectDoesNotExist(perm)
else:
permissions.append(permission)
attrs[source] = permissions
return attrs
# noinspection PyMethodMayBeStatic
def validate_users(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
users = []
for user in value:
try:
usr = User.objects.filter(
ExcludeInternalUsers).select_related('dc_bound').get(
username=user)
except User.DoesNotExist:
raise s.ObjectDoesNotExist(user, field_name=_('username'))
else:
users.append(usr)
attrs[source] = users
return attrs
class AlertSerializer(s.Serializer):
"""
Used by NodeHistoryView to validate zpools value.
"""
since = s.TimeStampField(required=False)
until = s.TimeStampField(required=False)
last = s.IntegerField(required=False)
vm_hostnames = s.ArrayField(required=False, allow_none=True)
vm_uuids = s.ArrayField(required=False, allow_none=True)
node_hostnames = s.ArrayField(required=False, allow_none=True)
node_uuids = s.ArrayField(required=False, allow_none=True)
show_events = s.BooleanField(default=True)
dc_bound = s.BooleanField(default=True)
show_all = s.BooleanField(default=False)
def __init__(self, request, *args, **kwargs):
super(AlertSerializer, self).__init__(*args, **kwargs)
self.request = request
self.vms = None # This will be a list of VM uuids if vm_* filters are set
self.nodes = None # This will be a list of node uuids if node_* filters are set
def validate_dc_bound(self, attrs, source):
if not attrs.get(source) and not self.request.user.is_staff:
raise s.ValidationError(PERMISSION_DENIED)
return attrs
def validate_show_all(self, attrs, source):
if attrs.get(source) and not self.request.user.is_staff:
raise s.ValidationError(PERMISSION_DENIED)
return attrs
def validate(self, attrs):
if attrs.get('show_all', False):
attrs['dc_bound'] = False
request = self.request
since = attrs.get('since', None)
until = attrs.get('until', None)
if until and not since:
self._errors['since'] = s.ErrorList([_('Missing value.')])
return attrs
if since and not until:
attrs['until'] = s.TimeStampField.now()
dc_bound = attrs['dc_bound']
vm_uuids = attrs.get('vm_uuids', None)
vm_hostnames = attrs.get('vm_hostnames', None)
node_uuids = attrs.get('node_uuids', None)
node_hostnames = attrs.get('node_hostnames', None)
if vm_hostnames is not None or vm_uuids is not None:
vms_qs = Vm.objects.exclude(status=Vm.NOTCREATED).filter(slavevm__isnull=True)\
.filter(Q(hostname__in=vm_hostnames or ()) | Q(uuid__in=vm_uuids or ()))
else:
vms_qs = None
if dc_bound:
if node_uuids is not None:
self._errors['node_uuids'] = s.ErrorList([PERMISSION_DENIED])
return attrs
if node_hostnames is not None:
self._errors['node_hostnames'] = s.ErrorList(
[PERMISSION_DENIED])
return attrs
if vms_qs:
vms_qs = vms_qs.filter(dc=request.dc)
else:
if node_hostnames is not None or node_uuids is not None:
qs = Node.objects.filter(
Q(hostname__in=node_hostnames or ())
| Q(uuid__in=node_uuids or ()))
self.nodes = map(
str,
qs.order_by('uuid').values_list('uuid', flat=True))
if vms_qs:
self.vms = map(
str,
vms_qs.order_by('uuid').values_list('uuid', flat=True))
return attrs
class NetworkIPSerializer(s.Serializer):
"""
vms.models.IPAddress
"""
ip = s.IPAddressField(strict=True)
hostname = s.CharField(read_only=True, required=False)
vm_uuid = s.CharField(read_only=True, required=False)
additional_vm_uuids = s.ArrayField(read_only=True, required=False)
additional_vm_hostnames = s.ArrayField(read_only=True, required=False)
dc = s.CharField(source='vm.dc', read_only=True, required=False)
mac = s.CharField(read_only=True, required=False)
nic_id = s.IntegerField(read_only=True, required=False)
usage = s.IntegerChoiceField(choices=IPAddress.USAGE, default=IPAddress.VM)
note = s.SafeCharField(source='api_note', required=False, max_length=128)
def __init__(self, net, *args, **kwargs):
self.net = net
super(NetworkIPSerializer, self).__init__(*args, **kwargs)
def restore_object(self, attrs, instance=None):
if instance is None: # POST
instance = IPAddress(subnet=self.net, ip=attrs['ip'])
if 'api_note' in attrs:
note = attrs['api_note']
if note:
instance.api_note = note
else:
instance.api_note = ''
usage = attrs.get('usage', None)
if usage:
instance.usage = usage
return instance
def validate_ip(self, attrs, source):
try:
value = attrs[source]
except KeyError:
return attrs
net = self.net
# Was already validated by IPAddressField
ipaddr = ipaddress.ip_address(text_type(value))
network = net.ip_network
if ipaddr not in network:
raise s.ValidationError(
_('IP address "%(ip)s" does not belong to network %(net)s.') %
{
'ip': value,
'net': net.name
})
# Check if IP does not exist in another network with same VLAN ID
if IPAddress.objects.exclude(subnet=net).filter(
ip=value, subnet__vlan_id=net.vlan_id).exists():
raise s.ValidationError(
_('IP address "%(ip)s" already exists in another network with the same VLAN ID.'
) % {'ip': value})
return attrs
def validate_usage(self, attrs, source):
try:
value = attrs[source]
except KeyError:
pass
else:
if self.object and (self.object.vm or self.object.vms.exists()
) and value != IPAddress.VM:
raise s.ValidationError(
_('IP address is already used by some VM.'))
return attrs
def validate(self, attrs):
if self.object and self.object.is_node_address():
raise s.ValidationError(_('IP address is used by Compute node.'))
return attrs
