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authentik/passbook/providers/saml/models.py

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"""passbook saml_idp Models"""
from typing import Optional
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from django.db import models
from django.http import HttpRequest
from django.shortcuts import reverse
from django.utils.translation import ugettext_lazy as _
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from structlog import get_logger
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from passbook.core.models import PropertyMapping, Provider
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from passbook.crypto.models import CertificateKeyPair
from passbook.lib.utils.template import render_to_string
from passbook.lib.utils.time import timedelta_string_validator
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LOGGER = get_logger()
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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 SAMLBindings(models.TextChoices):
"""SAML Bindings supported by passbook"""
REDIRECT = "redirect"
POST = "post"
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class SAMLProvider(Provider):
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"""SAML 2.0 Endpoint for applications which support SAML."""
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name = models.TextField()
acs_url = models.URLField(verbose_name=_("ACS URL"))
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audience = models.TextField(default="")
issuer = models.TextField(help_text=_("Also known as EntityID"))
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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sp_binding = models.TextField(
choices=SAMLBindings.choices,
default=SAMLBindings.REDIRECT,
verbose_name=_("Service Prodier Binding"),
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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)
assertion_valid_not_before = models.TextField(
default="minutes=-5",
validators=[timedelta_string_validator],
help_text=_(
(
"Assertion valid not before current time + this value "
"(Format: hours=-1;minutes=-2;seconds=-3)."
)
),
)
assertion_valid_not_on_or_after = models.TextField(
default="minutes=5",
validators=[timedelta_string_validator],
help_text=_(
(
"Assertion not valid on or after current time + this value "
"(Format: hours=1;minutes=2;seconds=3)."
)
),
)
session_valid_not_on_or_after = models.TextField(
default="minutes=86400",
validators=[timedelta_string_validator],
help_text=_(
(
"Session not valid on or after current time + this value "
"(Format: hours=1;minutes=2;seconds=3)."
)
),
)
digest_algorithm = models.CharField(
max_length=50,
choices=(("sha1", _("SHA1")), ("sha256", _("SHA256")),),
default="sha256",
)
signature_algorithm = models.CharField(
max_length=50,
choices=(
("rsa-sha1", _("RSA-SHA1")),
("rsa-sha256", _("RSA-SHA256")),
("ecdsa-sha256", _("ECDSA-SHA256")),
("dsa-sha1", _("DSA-SHA1")),
),
default="rsa-sha256",
)
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signing_kp = models.ForeignKey(
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CertificateKeyPair,
default=None,
null=True,
help_text=_("Singing is enabled upon selection of a Key Pair."),
on_delete=models.SET_NULL,
verbose_name=_("Signing Keypair"),
)
require_signing = models.BooleanField(
default=False,
help_text=_(
"Require Requests to be signed by an X509 Certificate. "
"Must match the Certificate selected in `Singing Keypair`."
),
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)
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form = "passbook.providers.saml.forms.SAMLProviderForm"
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def __str__(self):
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return self.name
def link_download_metadata(self):
"""Get link to download XML metadata for admin interface"""
try:
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# pylint: disable=no-member
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return reverse(
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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"passbook_providers_saml:metadata",
kwargs={"application_slug": self.application.slug},
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)
except Provider.application.RelatedObjectDoesNotExist:
return None
def html_metadata_view(self, request: HttpRequest) -> Optional[str]:
"""return template and context modal with to view Metadata without downloading it"""
from passbook.providers.saml.views import DescriptorDownloadView
try:
# pylint: disable=no-member
metadata = DescriptorDownloadView.get_metadata(request, self)
return render_to_string(
"providers/saml/admin_metadata_modal.html",
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{"provider": self, "metadata": metadata},
)
except Provider.application.RelatedObjectDoesNotExist:
return None
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class Meta:
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verbose_name = _("SAML Provider")
verbose_name_plural = _("SAML Providers")
class SAMLPropertyMapping(PropertyMapping):
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"""Map User/Group attribute to SAML Attribute, which can be used by the Service Provider."""
saml_name = models.TextField(verbose_name="SAML Name")
friendly_name = models.TextField(default=None, blank=True, null=True)
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form = "passbook.providers.saml.forms.SAMLPropertyMappingForm"
def __str__(self):
return f"SAML Property Mapping {self.saml_name}"
class Meta:
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verbose_name = _("SAML Property Mapping")
verbose_name_plural = _("SAML Property Mappings")