First data filtering api route (supports RBAC policy)#162
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August 12, 2024 16:15
…back to boolean expression
…e response encoding to the api wrapper
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Aug 15, 2024
| @@ -0,0 +1,11 @@ | |||
| .PHONY: help | |||
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I'm in favor of using poetry instead of all of that, this is really hard to manage and poetry basically abstracts everything
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| # Permit.io Data Filtering SDK (EAP) | ||
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| Initial SDK to enable data filtering scenarios based on compiling OPA policies from Rego AST into SQL-like expressions. | ||
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| ## Installation | ||
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| ```py | ||
| pip install permit-datafilter | ||
| ``` |
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add a detailed readme & reference our docs
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| TEMP_PARTIAL_EVAL_POLICY = """ | ||
| package permit.partial_eval | ||
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| import future.keywords.contains | ||
| import future.keywords.if | ||
| import future.keywords.in | ||
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| default allow := false | ||
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| allow if { | ||
| checked_permission := sprintf("%s:%s", [input.resource.type, input.action]) | ||
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| some granting_role, role_data in data.roles | ||
| some resource_type, actions in role_data.grants | ||
| granted_action := actions[_] | ||
| granted_permission := sprintf("%s:%s", [resource_type, granted_action]) | ||
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| some tenant, roles in data.users[input.user.key].roleAssignments | ||
| role := roles[_] | ||
| role == granting_role | ||
| checked_permission == granted_permission | ||
| input.resource.tenant == tenant | ||
| } | ||
| """ |
| with open(PDP_VERSION_FILENAME) as f: | ||
| return f.read().strip() | ||
| return None | ||
| return "0.0.0" |
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| return Response( | ||
| content=json.dumps(residual_policy.dict()), | ||
| status_code=status.HTTP_200_OK, | ||
| media_type="application/json", | ||
| ) |
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the response is schemaless ?
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| CompileResponse.update_forward_refs() | ||
| CompileResponseComponents.update_forward_refs() | ||
| CRQuerySet.update_forward_refs() | ||
| CRQuery.update_forward_refs() | ||
| CRExpression.update_forward_refs() | ||
| CRTerm.update_forward_refs() | ||
| CRSupportBlock.update_forward_refs() | ||
| CRSupportModule.update_forward_refs() | ||
| CRSupportModulePackage.update_forward_refs() | ||
| CRRegoRule.update_forward_refs() | ||
| CRRuleHead.update_forward_refs() |
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| "eq": lambda c, v: c == v, | ||
| "ne": lambda c, v: c != v, | ||
| "lt": lambda c, v: c < v, | ||
| "gt": lambda c, v: c > v, | ||
| "le": lambda c, v: c <= v, | ||
| "ge": lambda c, v: c >= v, |
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there are already builtin functions for that ( check out import operator )
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| def column_table_name(c: Column) -> str: | ||
| return cast(sa.Table, c.table).name | ||
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| def is_main_table_column(c: Column) -> bool: | ||
| return column_table_name(c) == _get_table_name(table) |
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why are those functions declared inside the function ?
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| if len(join_conditions) == 0: | ||
| raise TypeError( | ||
| f"You must call QueryBuilder.join(table, condition) to map residual references to other SQL tables" | ||
| ) |
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this won't work with SQLAlchemy auto join techniques and "load options"
| protobuf>=3.20.2 # not directly required, pinned by Snyk to avoid a vulnerability | ||
| opal-common==0.7.6 | ||
| opal-client==0.7.6 | ||
| permit-datafilter>=0.0.3,<1 |
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make this "optional" dependency, otherwise you require everyone that uses our SDK to have SQLAlchemy and many other unnecessary packages
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