143 lines
5.1 KiB
Python
143 lines
5.1 KiB
Python
# Generated by Django 3.0.6 on 2020-05-23 15:47
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from django.apps.registry import Apps
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from django.db import migrations
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from django.db.backends.base.schema import BaseDatabaseSchemaEditor
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from passbook.flows.models import FlowDesignation
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from passbook.stages.prompt.models import FieldTypes
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FLOW_POLICY_EXPRESSION = """return pb_is_sso_flow"""
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PROMPT_POLICY_EXPRESSION = (
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"""return 'username' in pb_flow_plan.context['prompt_data']"""
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)
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def create_default_source_enrollment_flow(
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apps: Apps, schema_editor: BaseDatabaseSchemaEditor
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):
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Flow = apps.get_model("passbook_flows", "Flow")
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FlowStageBinding = apps.get_model("passbook_flows", "FlowStageBinding")
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PolicyBinding = apps.get_model("passbook_policies", "PolicyBinding")
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ExpressionPolicy = apps.get_model(
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"passbook_policies_expression", "ExpressionPolicy"
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)
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PromptStage = apps.get_model("passbook_stages_prompt", "PromptStage")
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Prompt = apps.get_model("passbook_stages_prompt", "Prompt")
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UserWriteStage = apps.get_model("passbook_stages_user_write", "UserWriteStage")
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UserLoginStage = apps.get_model("passbook_stages_user_login", "UserLoginStage")
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db_alias = schema_editor.connection.alias
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# Create a policy that only allows this flow when doing an SSO Request
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flow_policy = ExpressionPolicy.objects.using(db_alias).create(
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name="default-source-enrollment-if-sso", expression=FLOW_POLICY_EXPRESSION
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)
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# This creates a Flow used by sources to enroll users
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# It makes sure that a username is set, and if not, prompts the user for a Username
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flow = Flow.objects.using(db_alias).create(
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name="default-source-enrollment",
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slug="default-source-enrollment",
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designation=FlowDesignation.ENROLLMENT,
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)
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PolicyBinding.objects.using(db_alias).create(
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policy=flow_policy, target=flow, order=0
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)
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# PromptStage to ask user for their username
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prompt_stage = PromptStage.objects.using(db_alias).create(
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name="default-source-enrollment-username-prompt",
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)
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prompt_stage.fields.add(
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Prompt.objects.using(db_alias).create(
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field_key="username",
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label="Username",
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type=FieldTypes.TEXT,
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required=True,
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placeholder="Username",
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)
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)
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# Policy to only trigger prompt when no username is given
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prompt_policy = ExpressionPolicy.objects.using(db_alias).create(
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name="default-source-enrollment-if-username",
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expression=PROMPT_POLICY_EXPRESSION,
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)
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# UserWrite stage to create the user, and login stage to log user in
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user_write = UserWriteStage.objects.using(db_alias).create(
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name="default-source-enrollment-write"
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)
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user_login = UserLoginStage.objects.using(db_alias).create(
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name="default-source-enrollment-login"
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)
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binding = FlowStageBinding.objects.using(db_alias).create(
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flow=flow, stage=prompt_stage, order=0
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)
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PolicyBinding.objects.using(db_alias).create(policy=prompt_policy, target=binding)
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FlowStageBinding.objects.using(db_alias).create(
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flow=flow, stage=user_write, order=1
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)
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FlowStageBinding.objects.using(db_alias).create(
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flow=flow, stage=user_login, order=2
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)
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def create_default_source_authentication_flow(
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apps: Apps, schema_editor: BaseDatabaseSchemaEditor
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):
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Flow = apps.get_model("passbook_flows", "Flow")
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FlowStageBinding = apps.get_model("passbook_flows", "FlowStageBinding")
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PolicyBinding = apps.get_model("passbook_policies", "PolicyBinding")
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ExpressionPolicy = apps.get_model(
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"passbook_policies_expression", "ExpressionPolicy"
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)
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UserLoginStage = apps.get_model("passbook_stages_user_login", "UserLoginStage")
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db_alias = schema_editor.connection.alias
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# Create a policy that only allows this flow when doing an SSO Request
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flow_policy = ExpressionPolicy.objects.using(db_alias).create(
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name="default-source-authentication-if-sso", expression=FLOW_POLICY_EXPRESSION
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)
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# This creates a Flow used by sources to authenticate users
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flow = Flow.objects.using(db_alias).create(
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name="default-source-authentication",
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slug="default-source-authentication",
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designation=FlowDesignation.AUTHENTICATION,
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)
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PolicyBinding.objects.using(db_alias).create(
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policy=flow_policy, target=flow, order=0
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)
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user_login = UserLoginStage.objects.using(db_alias).create(
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name="default-source-authentication-login"
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)
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FlowStageBinding.objects.using(db_alias).create(
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flow=flow, stage=user_login, order=0
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)
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class Migration(migrations.Migration):
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dependencies = [
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("passbook_flows", "0003_auto_20200523_1133"),
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("passbook_policies", "0001_initial"),
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("passbook_policies_expression", "0001_initial"),
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("passbook_stages_prompt", "0001_initial"),
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("passbook_stages_user_write", "0001_initial"),
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("passbook_stages_user_login", "0001_initial"),
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]
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operations = [
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migrations.RunPython(create_default_source_enrollment_flow),
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migrations.RunPython(create_default_source_authentication_flow),
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]
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