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authentik/passbook/sources/saml/models.py

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"""saml sp models"""
from django.db import models
from django.http import HttpRequest
from django.shortcuts import reverse
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from django.urls import reverse_lazy
from django.utils.translation import gettext_lazy as _
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from passbook.core.models import Source
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from passbook.core.types import UILoginButton
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from passbook.crypto.models import CertificateKeyPair
from passbook.lib.utils.time import timedelta_string_validator
from passbook.sources.saml.processors.constants import (
SAML_NAME_ID_FORMAT_EMAIL,
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SAML_NAME_ID_FORMAT_PERSISTENT,
SAML_NAME_ID_FORMAT_TRANSIENT,
SAML_NAME_ID_FORMAT_WINDOWS,
SAML_NAME_ID_FORMAT_X509,
)
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WIP Use Flows for Sources and Providers (#32) * core: start migrating to flows for authorisation * sources/oauth: start type-hinting * core: create default user * core: only show user delete button if an unenrollment flow exists * flows: Correctly check initial policies on flow with context * policies: add more verbosity to engine * sources/oauth: migrate to flows * sources/oauth: fix typing errors * flows: add more tests * sources/oauth: start implementing unittests * sources/ldap: add option to disable user sync, move connection init to model * sources/ldap: re-add default PropertyMappings * providers/saml: re-add default PropertyMappings * admin: fix missing stage count * stages/identification: fix sources not being shown * crypto: fix being unable to save with private key * crypto: re-add default self-signed keypair * policies: rewrite cache_key to prevent wrong cache * sources/saml: migrate to flows for auth and enrollment * stages/consent: add new stage * admin: fix PropertyMapping widget not rendering properly * core: provider.authorization_flow is mandatory * flows: add support for "autosubmit" attribute on form * flows: add InMemoryStage for dynamic stages * flows: optionally allow empty flows from FlowPlanner * providers/saml: update to authorization_flow * sources/*: fix flow executor URL * flows: fix pylint error * flows: wrap responses in JSON object to easily handle redirects * flow: dont cache plan's context * providers/oauth: rewrite OAuth2 Provider to use flows * providers/*: update docstrings of models * core: fix forms not passing help_text through safe * flows: fix HttpResponses not being converted to JSON * providers/oidc: rewrite to use flows * flows: fix linting
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class SAMLBindingTypes(models.TextChoices):
"""SAML Binding types"""
Redirect = "REDIRECT", _("Redirect Binding")
POST = "POST", _("POST Binding")
POST_AUTO = "POST_AUTO", _("POST Binding with auto-confirmation")
WIP Use Flows for Sources and Providers (#32) * core: start migrating to flows for authorisation * sources/oauth: start type-hinting * core: create default user * core: only show user delete button if an unenrollment flow exists * flows: Correctly check initial policies on flow with context * policies: add more verbosity to engine * sources/oauth: migrate to flows * sources/oauth: fix typing errors * flows: add more tests * sources/oauth: start implementing unittests * sources/ldap: add option to disable user sync, move connection init to model * sources/ldap: re-add default PropertyMappings * providers/saml: re-add default PropertyMappings * admin: fix missing stage count * stages/identification: fix sources not being shown * crypto: fix being unable to save with private key * crypto: re-add default self-signed keypair * policies: rewrite cache_key to prevent wrong cache * sources/saml: migrate to flows for auth and enrollment * stages/consent: add new stage * admin: fix PropertyMapping widget not rendering properly * core: provider.authorization_flow is mandatory * flows: add support for "autosubmit" attribute on form * flows: add InMemoryStage for dynamic stages * flows: optionally allow empty flows from FlowPlanner * providers/saml: update to authorization_flow * sources/*: fix flow executor URL * flows: fix pylint error * flows: wrap responses in JSON object to easily handle redirects * flow: dont cache plan's context * providers/oauth: rewrite OAuth2 Provider to use flows * providers/*: update docstrings of models * core: fix forms not passing help_text through safe * flows: fix HttpResponses not being converted to JSON * providers/oidc: rewrite to use flows * flows: fix linting
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class SAMLNameIDPolicy(models.TextChoices):
"""SAML NameID Policies"""
EMAIL = SAML_NAME_ID_FORMAT_EMAIL
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PERSISTENT = SAML_NAME_ID_FORMAT_PERSISTENT
X509 = SAML_NAME_ID_FORMAT_X509
WINDOWS = SAML_NAME_ID_FORMAT_WINDOWS
TRANSIENT = SAML_NAME_ID_FORMAT_TRANSIENT
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class SAMLSource(Source):
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"""Authenticate using an external SAML Identity Provider."""
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issuer = models.TextField(
blank=True,
default=None,
verbose_name=_("Issuer"),
help_text=_("Also known as Entity ID. Defaults the Metadata URL."),
)
sso_url = models.URLField(
verbose_name=_("SSO URL"),
help_text=_("URL that the initial Login request is sent to."),
WIP Use Flows for Sources and Providers (#32) * core: start migrating to flows for authorisation * sources/oauth: start type-hinting * core: create default user * core: only show user delete button if an unenrollment flow exists * flows: Correctly check initial policies on flow with context * policies: add more verbosity to engine * sources/oauth: migrate to flows * sources/oauth: fix typing errors * flows: add more tests * sources/oauth: start implementing unittests * sources/ldap: add option to disable user sync, move connection init to model * sources/ldap: re-add default PropertyMappings * providers/saml: re-add default PropertyMappings * admin: fix missing stage count * stages/identification: fix sources not being shown * crypto: fix being unable to save with private key * crypto: re-add default self-signed keypair * policies: rewrite cache_key to prevent wrong cache * sources/saml: migrate to flows for auth and enrollment * stages/consent: add new stage * admin: fix PropertyMapping widget not rendering properly * core: provider.authorization_flow is mandatory * flows: add support for "autosubmit" attribute on form * flows: add InMemoryStage for dynamic stages * flows: optionally allow empty flows from FlowPlanner * providers/saml: update to authorization_flow * sources/*: fix flow executor URL * flows: fix pylint error * flows: wrap responses in JSON object to easily handle redirects * flow: dont cache plan's context * providers/oauth: rewrite OAuth2 Provider to use flows * providers/*: update docstrings of models * core: fix forms not passing help_text through safe * flows: fix HttpResponses not being converted to JSON * providers/oidc: rewrite to use flows * flows: fix linting
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)
name_id_policy = models.TextField(
choices=SAMLNameIDPolicy.choices,
default=SAMLNameIDPolicy.TRANSIENT,
help_text=_(
"NameID Policy sent to the IdP. Can be unset, in which case no Policy is sent."
),
)
WIP Use Flows for Sources and Providers (#32) * core: start migrating to flows for authorisation * sources/oauth: start type-hinting * core: create default user * core: only show user delete button if an unenrollment flow exists * flows: Correctly check initial policies on flow with context * policies: add more verbosity to engine * sources/oauth: migrate to flows * sources/oauth: fix typing errors * flows: add more tests * sources/oauth: start implementing unittests * sources/ldap: add option to disable user sync, move connection init to model * sources/ldap: re-add default PropertyMappings * providers/saml: re-add default PropertyMappings * admin: fix missing stage count * stages/identification: fix sources not being shown * crypto: fix being unable to save with private key * crypto: re-add default self-signed keypair * policies: rewrite cache_key to prevent wrong cache * sources/saml: migrate to flows for auth and enrollment * stages/consent: add new stage * admin: fix PropertyMapping widget not rendering properly * core: provider.authorization_flow is mandatory * flows: add support for "autosubmit" attribute on form * flows: add InMemoryStage for dynamic stages * flows: optionally allow empty flows from FlowPlanner * providers/saml: update to authorization_flow * sources/*: fix flow executor URL * flows: fix pylint error * flows: wrap responses in JSON object to easily handle redirects * flow: dont cache plan's context * providers/oauth: rewrite OAuth2 Provider to use flows * providers/*: update docstrings of models * core: fix forms not passing help_text through safe * flows: fix HttpResponses not being converted to JSON * providers/oidc: rewrite to use flows * flows: fix linting
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binding_type = models.CharField(
max_length=100,
choices=SAMLBindingTypes.choices,
default=SAMLBindingTypes.Redirect,
)
slo_url = models.URLField(
default=None,
blank=True,
null=True,
verbose_name=_("SLO URL"),
help_text=_("Optional URL if your IDP supports Single-Logout."),
)
temporary_user_delete_after = models.TextField(
default="days=1",
verbose_name=_("Delete temporary users after"),
validators=[timedelta_string_validator],
help_text=_(
(
"Time offset when temporary users should be deleted. This only applies if your IDP "
"uses the NameID Format 'transient', and the user doesn't log out manually. "
"(Format: hours=1;minutes=2;seconds=3)."
)
),
)
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signing_kp = models.ForeignKey(
CertificateKeyPair,
verbose_name=_("Singing Keypair"),
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help_text=_(
"Certificate Key Pair of the IdP which Assertion's Signature is validated against."
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),
on_delete=models.PROTECT,
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)
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form = "passbook.sources.saml.forms.SAMLSourceForm"
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def get_issuer(self, request: HttpRequest) -> str:
"""Get Source's Issuer, falling back to our Metadata URL if none is set"""
if self.issuer is None:
return self.build_full_url(request, view="metadata")
return self.issuer
def build_full_url(self, request: HttpRequest, view: str = "acs") -> str:
"""Build Full ACS URL to be used in IDP"""
return request.build_absolute_uri(
reverse(f"passbook_sources_saml:{view}", kwargs={"source_slug": self.slug})
)
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@property
def ui_login_button(self) -> UILoginButton:
return UILoginButton(
name=self.name,
url=reverse_lazy(
"passbook_sources_saml:login", kwargs={"source_slug": self.slug}
),
icon_path="",
)
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@property
def ui_additional_info(self) -> str:
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metadata_url = reverse_lazy(
"passbook_sources_saml:metadata", kwargs={"source_slug": self.slug}
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)
return f'<a href="{metadata_url}" class="btn btn-default btn-sm">Metadata Download</a>'
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def __str__(self):
return f"SAML Source {self.name}"
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class Meta:
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verbose_name = _("SAML Source")
verbose_name_plural = _("SAML Sources")