Release/0.5.0 (#35)

* feat: Introduce function-scoped variable interning for state analysis with new tests and fixtures

* feat: Add Phase 26 symbolic execution enhancements with bitwise operator support, abstract interpretation refinements, and new taint analysis tests

* feat: Refine state analysis to handle factory-pattern resource returns with mixed-path tests and leak detection enhancements

* feat: Add Phase 27 debug views with symbolic execution, abstract interpretation, SSA, and call graph viewers; integrate with debug layout and styles

* feat: Add Phase 31 type-qualified symbolic resolution with receiver-based callee disambiguation and testing

* feat: Extend symbolic execution with state iteration, enhanced debug views, and debounced input handling

* feat: Add Phase 13 resource and auth pattern extensions with new tests and fixtures

* feat: Introduce CFG debug graph renderer with compact mode, toolbar, and DAG layout integration

* feat: Add Phase 28 encoding and decoding transform modeling with structural symex enhancements and new taint analysis tests

* feat: Extend abstract interpretation with type facts and constant value tracking in debug views and server logic

* feat: Add linear path handling and witness extraction to symbolic execution with Phase 28 transform mismatch detection

* feat: Refine Go auth and sanitizer handling with enhanced rules, state updates, and benchmark improvements

* feat: Enable auth-state analysis by default and update relevant tests in benchmark config

* test: Update state_tests to reflect default enablement of auth-state analysis and add auth suppression test

* docs: update CHANGELOG.md

* feat: Introduce per-index taint tracking in `HeapState` with `HeapSlot`, overflow handling, and revised SSA transfers

* feat: Introduce C/C++ language labels and refine heap state tracking in SSA transfers

* feat: Implement per-index array slot tracking in symbolic heap with overflow collapse

* feat: Add implicit definition handling for uninitialized declarations in SSA value allocation

* feat: Refactor function parameters and constants for improved clarity and maintainability

* refactor: Reorder module imports and improve formatting for consistency

* refactor: Fix formatting erorrs

* refactor: Fix clippy warnings

* refactor: Fix fmt warnings (again)

* chore: Update dependencies and improve feature configuration

* Add comprehensive tests for undertested modules (#36) (COPILOT)

* Add comprehensive tests for undertested modules

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* Add comprehensive tests for ext, project, walk, and errors modules

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* chore: Update dependencies and improve feature configuration

* fix: formatting errors in new tests

* chore: Update license list in about.toml

* chore: made functions input inline

* chore: updated cfg graph to take up the full page

* chore: add Prettier configuration and update code formatting

* Add frontend test suite with Vitest (111 tests) (#37)

* Add Vitest test suite for frontend - 111 tests across utils, components, hooks, and graph utilities

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* ci: add frontend test step to CI workflow

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* chore: simplify array initialization in test files for consistency

* ran typecheck

* feat: add AnalysisWorkspace component and integrate it into CfgViewerPage

* feat: update routing in AppLayout and improve empty state message in ExplorerPage

* feat: enhance scan progress tracking with additional metrics and stages

* feat: update license information and add license check script

* feat: implement cross-file symbolic execution with callee body persistence

* feat: replace dagre graphs with Graphology + ELK + Sigma for more advanced call stack and cfg rendering

* feat: ensure CFG function view is scoped to the selected function, preventing bleed into sibling functions

* feat: enhance resource tracking with proxy method summaries and improve finding extraction

* feat: add terminal function exit detection for accurate resource leak analysis

* feat: add warnings for loops and functions without bodies to improve error recovery

* feat: update lambda expression handling to ensure proper function classification and control flow

* feat: remove bounded formatting/string ops and add JSON.parse sanitizer for improved data handling

* feat: add inline return taint analysis and regression tests for improved security checks

* feat: add engine version management and migration handling for database schema updates

* feat: enhance first_call_ident to skip nested function bodies and add regression tests

* feat: enhance callee name resolution with two-segment normalization and disambiguation

* feat: add cross-file context flags and debug assertions for taint analysis

* feat: refactor taint analysis structure to unify context handling and improve clarity

* feat: enhance dead code elimination to preserve Sink, Source, and Sanitizer labels with new tests

* docs: updated CHANGELOG.md

* fmt: formatting fixes

* fix: fixed frontend formatting and lint warnings

* fix: optimized ci

* fix: optimized ci

* Add comprehensive multi-file test coverage to Nyx (#38)

* Initial checklist for multi-file test suite expansion

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* Add 12 new multi-file test fixtures with TP/TN/near-miss coverage

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* deleted root repo

* rebuilt to test for regressions

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* feat: enhance import alias resolution and taint tracking

* feat: implement security hardening with CSRF protection and path validation

* feat: add support for import alias bindings in Python, PHP, and Rust

* feat: enhance CFG analysis modes and improve code readability

* feat: add detection for parameterized SQL queries to enhance security

* feat: add safe internal redirect handling and enhance session destroy validation

* feat: implement security improvements by addressing vulnerabilities in execAsync, session management, and file downloads

* feat: enhance taint detection by adding support for inline source member expressions in call arguments

* feat: implement pre-emission of Source nodes for inline source member expressions in call arguments

* feat: add support for Throw statement in control flow and error handling

* feat: add debug and echo endpoints with potential information leakage

* feat: implement internal redirect suppression and enhance taint detection

* feat: implement module alias tracking for dynamic dispatch in JS/TS

* feat: add authorization analysis module with Express support

* feat: add authorization analysis module with Express support

* feat: add tests for admin guard requirements and clean checks in authorization analysis

* feat: integrate Koa and Fastify frameworks into authorization analysis

* feat: add Flask and Django support to authorization analysis module

* feat: add support for Rails and Sinatra frameworks in authorization analysis

* feat: add support for Axum, ActixWeb, and Rocket frameworks in authorization analysis

* feat: add support for ActixWeb, Axum, and Rocket frameworks in authorization analysis

* feat: add support for Rails and Sinatra in authorization analysis

* chore: add .DS_Store to .gitignore

* refactor: simplify conditional checks and improve readability in multiple files

* refactor: update usage of Option methods for improved clarity and consistency

* refactor: improve code readability by simplifying conditional checks and formatting

* refactor: improve code formatting and readability by simplifying conditional checks

* refactor: simplify conditional checks and improve readability in multiple files

* refactor: simplify conditional checks in axum.rs for improved readability

* feat: add CodeQL analysis configuration for enhanced security scanning

* test: add comprehensive tests for `src/output.rs` SARIF builder (#39)

* chore: start test coverage improvement work

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* test: add comprehensive tests for src/output.rs SARIF builder

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* refactor: improve code formatting and readability in output.rs

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* refactor: improve code formatting and readability in output.rs

* Potential fix for code scanning alert no. 210: Uncontrolled data used in path expression

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* Potential fix for code scanning alert no. 211: Uncontrolled data used in path expression

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* refactor: enhance triage file path handling with improved error management and validation

* refactor: updated func summaries for richer detail

* refactor: update SSA summary extraction to use canonical FuncKey for distinct entries

* refactor: enhance callee metadata structure to support arity, receiver, and qualifier for better overload resolution

* refactor: add support for keyword arguments in function calls and enhance receiver extraction for method-style calls

* refactor: implement new Flask routes for safe and unsafe shell command execution

* refactor: separate receiver handling in SSA operations and enhance taint propagation

* refactor: improve arity handling by using arg_uses for positional argument count and enhance witness scoring for tainted arguments

* refactor: implement auth decorator extraction and classification for multiple languages

* refactor: enhance Rust module path resolution and use map handling for cross-file disambiguation

* refactor: introduce CalleeQuery struct for structured callee resolution and enhance resolver logic

* refactor: implement same-file identity collision handling for `runTask` to ensure correct resolver behavior

* refactor: standardize default struct initialization across multiple files

* feat: add scripts for formatting checks and auto-fixes with test summaries

* refactor: simplify character splitting and enhance namespace qualifier handling

* refactor: improve documentation clarity and enhance code readability in resolver logic

* refactor: replace default struct initialization with explicit field assignments for clarity

* feat: enhance anonymous function naming by deriving context-based bindings

* refactor: streamline match expressions for improved readability and performance

* refactor: streamline match expressions for improved readability and performance

* refactor: replace loop with while let for improved clarity and performance

* feat: add SSA constant propagation support to analysis context for improved accuracy

* feat: add SSA constant propagation support to analysis context for improved accuracy

* feat: implement shell metacharacter validation and bounded-length checks in Rust analysis

* feat: add static map analysis for command injection suppression and type safety

* refactor: simplify match statements and reduce line breaks for improved readability

* feat(summary): phase 1/5 SinkSite data model for primary sink-location attribution

Introduce SinkSite (file_rel, line, col, snippet, cap) carrying the
primary sink source-location through function summaries. Swap
SsaFuncSummary.param_to_sink and FuncSummary.param_to_sink from a coarse
Cap map to a deduped SmallVec<[SinkSite; 1]> per parameter, with a
backward-compatible cap_sites() helper and serde defaults so pre-phase-1
on-disk rows continue to deserialise cleanly.

Extraction: SinkSiteLocator bundles the tree/bytes/file_rel needed by
extract_ssa_func_summary; ParsedFile::extract_ssa_artifacts wires the
locator in for the persisted pass-1 path, while pass-2 intra-file
transient summaries fall back to cap-only sites (behavior unchanged).
Merge: GlobalSummaries::insert now unions sink sites with
(file_rel, line, col, cap) dedup via shared union_param_sink_sites
helper.

Database: JSON-serialised summary columns carry the new shape
automatically; no schema change needed.

Phase 2 will consume SinkSite in build_taint_diag() to overwrite the
caller-site Finding.line with the callee's sink line when resolved via
summary. Phase 1 keeps behavior unchanged: scanning
tests/benchmark/corpus/rust/cmdi/cmdi_indirect.rs still produces the
same (wrong) line 10 finding.

Adds round-trip tests covering SinkSite solo, SsaFuncSummary with sink
sites, legacy-JSON default handling for both summary types, and merge
dedup.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

* feat(taint): phase 2/5 thread SinkSite into SsaTaintEvent and Finding

Plumb Phase 1's SinkSite through the event pipeline into Findings,
no output change yet.  SsaTaintEvent gains `primary_sink_site:
Option<SinkSite>`; when the main or callback sink-emission path has
non-empty `param_to_sink_sites`, filter to sites whose
`(line != 0) && (cap ∩ sink_caps != ∅)` and emit one event per
distinct site — the multi-primary collapse keeps each downstream
Finding single-primary.

Resolution: ResolvedSummary and SinkInfo gain mirror
`param_to_sink_sites` fields, populated from `SsaFuncSummary.param_to_sink`
(SSA + callback paths) and `FuncSummary.param_to_sink` (global paths).
Label, local-summary, and interop resolution paths leave the field
empty — they only ever had cap-level info to begin with.

Finding: new `primary_location: Option<SinkLocation>` with
`file_rel/line/col`.  `ssa_events_to_findings` maps
`event.primary_sink_site` → `Finding.primary_location`, filtering
cap-only sites (`line == 0`) to `None` so the (0,0) sentinel never
leaks to formatters.  Dedup key extended with the primary location
so multi-site events aren't collapsed back together.

Invariants (debug_assert!):
* every SinkSite reaching emission has `line != 0 && cap ∩ sink_caps
  != ∅` — enforced by the pick_primary_sink_sites* filters;
* every populated Finding.primary_location has `line != 0` AND
  non-empty `file_rel` — the cap-only → None translation upstream
  guarantees this.

Deliberately independent of `uses_summary`: that flag tracks whether
the *taint chain* used a summary, whereas primary attribution
requires only that the *sink* itself was summary-resolved.  A local
source reaching a cross-file sink produces `uses_summary=false`
alongside a populated primary_location — documented on
Finding.primary_location, covered by
`cross_file_sink_finding_carries_primary_location`.

build_taint_diag, SARIF/JSON/explanation formatters, and the
benchmark scorer remain untouched: finding.line still comes from
`cfg_graph[finding.sink]`, so cmdi_indirect.rs still reports line 10
and the benchmark's rs-cmdi-003 row still shows FN in the LOC column.

Tests: `cross_file_sink_finding_carries_primary_location` (proves
plumbing via a synthetic FuncSummary carrying a SinkSite at 42:5) and
`cross_file_sink_cap_only_site_leaves_primary_location_none`
(regression guard against cap-only sites surfacing).  All 1566 lib
tests + integration tests pass.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* feat(output): phase 3/5 consume primary sink location in diag + SARIF

When a finding's primary_location (populated in phase 2 from a callee
summary's SinkSite) names the dangerous instruction inside a callee
body, attribute the diagnostic line to that location instead of the
caller's call site. The call site is demoted to a Call step in
flow_steps, and a synthetic Sink step at the primary location is
appended so analysts still see the full trace.

Changes:
- Add scan_root parameter to build_taint_diag so file_rel can be
  resolved back to an absolute path via a shared resolve_file_rel
  helper. Empty file_rel (single-file scans where namespace == "")
  resolves to the file under analysis.
- Extend SinkLocation with snippet, carried from the upstream
  SinkSite so the formatter needs no second file read.
- Relax the ssa_events_to_findings debug_assert to allow empty
  file_rel, which is valid when scan root equals the file itself.
- SARIF: emit data-flow as codeFlows[0].threadFlows[0].locations[];
  locations[0] already reflects the primary sink position via the
  updated diag line/col.

Acceptance: scan on tests/benchmark/corpus/rust/cmdi/cmdi_indirect.rs
now reports line 5 (Command::new) as the primary sink, with the call
site at line 10 visible in flow_steps.

Two expect.json fixtures updated (must_match line_range widened):
- javascript/taint/context_sensitive_call: 12-14 -> 7-14 (line 8 is
  the real sink inside run()).
- rust/cfg/closure_async: 10-10 -> 10-11 (line 11 is Command::new
  inside the closure).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* feat(bench): phase 4/5 validate primary sink attribution across corpus

Extend the benchmark scorer and ground truth to lock in phase 3's
primary-location behavior, and add fixtures that exercise the new
capability end-to-end.

Scorer (tests/benchmark_test.rs):
- Add optional `expected_call_site_lines: Option<Vec<[usize; 2]>>` on
  Case. When present, score_location_level additionally requires at
  least one flow_step in the finding's evidence trace to fall within
  ±2 of the call-site range. When absent, the check is skipped —
  fully forward-compatible with existing fixtures.
- Retain ±2 tolerance on expected_sink_lines (compared against the
  now-primary Diag.line post-phase-3).

Ground truth edits:
- rs-cmdi-cross-001: expected_sink_lines [8,8] -> [9,9]. Line 8 is the
  transform::wrap call site (a cross-file propagator, not a sink);
  line 9 is Command::new, the real sink. The ±2 tolerance happened to
  mask this stale attribution but it was semantically wrong — phase 4
  is the right time to correct it. Also adds expected_call_site_lines
  [8,8] so the new field is exercised on an existing cross-file case.
- rs-cmdi-003: adds expected_call_site_lines [10,10] (run_cmd call).
  This fixture's sink (Command::new inside run_cmd at line 5) was the
  motivating case for phases 1-3; adding the call-site assertion
  guards against regression to caller-line attribution.

New fixtures:
- rust/cmdi/cmdi_indirect_multisink.rs (rs-cmdi-009): helper run_both
  takes two tainted params and invokes two Command sinks on
  consecutive lines. Locks in that primary line lands inside the
  helper (lines 5-6), not at the caller (line 12). Notes document
  that SinkSite is currently one-per-callee so both findings today
  collapse onto the first sink; expected_sink_lines=[5,6] and
  expected_call_site_lines=[12,12] stay valid either way.
- python/cmdi/cross_indirect_sink/{app.py,helper.py} (py-cmdi-cross-
  004): sink os.system lives in helper.py (cross-file), caller in
  app.py reads env source and calls run_cmd. Verifies phase 3's
  cross-file primary attribution: Diag.path = helper.py, Diag.line =
  5, with app.py:7 recorded in flow_steps as a Call step.

Acceptance:
- `cargo test --test benchmark_test -- --ignored --nocapture` passes.
- rs-cmdi-003 is TP/TP/TP (the target flip FN->TP at LOC). All
  pre-existing TP/TP/TP fixtures remain TP/TP/TP; 2 new fixtures are
  TP/TP/TP.
- Aggregate rule-level: TP=158 FP=10 FN=1 TN=97, P=0.940 R=0.994
  F1=0.966 on the 266-case corpus (was TP=156 FP=10 FN=1 TN=97 on
  264 pre-phase-4, delta is the +2 new cases both resolving TP).
- Full `cargo test` green (1566 lib tests + all integration tests).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* feat(taint): phase 5/5 lock Finding.primary_location contract via regression test

Add a regression test in src/taint/ssa_transfer.rs that wires up a synthetic
SsaFuncSummary with a SinkSite at other.rs:42:10 and drives the three
emission stages (pick_primary_sink_sites → emit_ssa_taint_events →
ssa_events_to_findings) against a minimal caller SSA body.  Asserts the
resulting Finding.primary_location is exactly that triple.

The existing integration tests in src/taint/tests.rs cover the coarse
FuncSummary path end-to-end through analyse_file.  This test locks in the
lower-level SSA-side plumbing so a future refactor that silently drops the
site between pick → emit → findings fails here rather than only at the
benchmark layer.

Also refreshes tests/benchmark/results/latest.json (timestamp only; rs-cmdi-003
remains TP/TP/TP and the aggregate P/R/F1 are unchanged from phase 4).

Closes the primary sink-location attribution feature (phases 1-5/5):
* Phase 1 — SinkSite data model on summaries.
* Phase 2 — SinkSite threaded into SsaTaintEvent and Finding.
* Phase 3 — diag + SARIF consume primary_location.
* Phase 4 — benchmark validates primary_call_site_lines across corpus.
* Phase 5 — regression test locks the event→finding contract.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* refactor: clean up formatting and improve readability in multiple files

* refactor: simplify type definition for deduplication key in findings

* test(harness): add must_not_match expectation for FP regression guards

Extends ExpectedFinding with must_not_match field that asserts a
diagnostic must NOT fire — presence is a hard failure. Non-consuming
scan so it coexists with must_match entries on the same rule_id.
Adds forbidden_violations accumulator and updates summary line.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* feat(regression): update expectations to ensure must_not_match for various taint and resource leak rules

* feat: implement auto-seeding for JS/TS handler parameters to enhance taint tracking

* feat: update switch statement handling to improve control flow analysis

* feat: implement promisify alias handling for JS/TS to enhance taint tracking

* feat: enhance taint tracking by refining expectation handling and adding mode filtering

* feat: refine SQL handling in stream processing and enhance auto-seeding for handler parameters

* feat: update taint tracking rules to enforce full mode matching and improve flow analysis

* feat: enhance Ruby subshell handling to improve taint tracking and flow analysis

* feat: update xss_response expectations to refine taint flow analysis and enhance regression guarding

* feat: refine framework detection and update expectation handling for Echo and Sinatra

* feat: implement max_count for taint tracking expectations and deduplicate findings

* feat: add strict_unexpected handling for taint-unsanitised-flow in expectation files

* feat: enhance deduplication of taint-unsanitised-flow findings by collapsing based on line and severity

* feat: add strict_unexpected handling for taint-unsanitised-flow in multiple expectation files

* feat: add structural invariant checks for SSA bodies

* feat: ensure deterministic phi emission order using BTreeSet

* feat: enhance handling of terminators to ensure authoritative flow through successor edges

* feat: enhance Goto terminator handling to ensure all successors are marked executable

* feat: refactor code for improved readability and organization

* feat: simplify predicate checks and enhance readability in SSA handling

* feat: implement per-file parse timeout and enhance file size handling

* feat: migrate analysis engine toggles from environment variables to configuration file

* feat: remove unnecessary whitespace in hostile_input_tests.rs

* feat: remove unnecessary whitespace in hostile_input_tests.rs

* feat: update dependencies and enhance documentation on language maturity

* feat: enhance security headers and improve request body limits

* feat: implement sink capability bits for deduplication and enhance evidence tagging

* feat: implement dynamic activation handling for gated sinks and enhance validation logic

* feat: enhance configuration documentation and clarify inline analysis cache behavior

* feat: implement panic recovery during analysis to continue scans past errors

* feat: add expectations configuration for taint analysis and performance metrics

* feat: enhance error handling and logging during file reading and mutex locking

* feat: add cross-file body loading tests and plumbing for CF-1 phase

* feat: implement cross-file k=1 context-sensitive inline taint analysis with new tests and fixtures

* feat: implement indexed-scan parity in cross-file inline analysis with new dropdown and copy functionality

* feat: enhance classification span handling in CFG and AST for improved source attribution

* feat: add new Express routes for handling user input and telemetry data

* feat: implement ternary expression handling in CFG with diamond structure for JS/TS

* feat: implement Phase CF-3 abstract-domain transfer channels in summaries

* feat: add support for string-prefix transfer in cross-file calls and update tests

* docs: reduce RESULTS.md doc size

* feat: implement Phase CF-4 per-return-path summary decomposition with tests

* feat: update parameter handling in pass1 and refactor SsaFuncSummary initialization

* feat: implement Phase CF-5 for cross-file SCC joint fixed-point convergence with new flags and tests

* feat: implement Phase CF-6 with parameter-granularity points-to summaries and associated tests

* refactor: update comments and documentation for clarity and consistency

* style: format code for consistency and readability

* refactor: simplify verdict handling and improve edge checking logic

* refactor: optimize path and identifier collection by avoiding unnecessary cloning

* chore: update Cargo.toml for Rust version 1.85 and add ignored files; modify CHANGELOG and README for clarity on state analysis defaults

* refactor: update documentation and improve clarity in configuration files

* refactor: update documentation and improve clarity in configuration files

* feat: add JS/TS pass-2 convergence tests and expectations configuration

* feat: add Phase 5 regression tests for inline cache origin attribution and update related logic

* feat: implement Phase 7 deduplication and alternative path linking for taint findings

* feat: implement structural DFS index for anonymous functions and update naming conventions

* feat: add Phase 8 regression tests for container-element taint in JS and Python

* feat: add engine-depth profiles and explain-engine option for CLI

* feat: update expectations and add new README fixtures for multi-file scan regression

* feat: implement Phase 11 callback-alias and factory patterns with regression tests

* feat: implement Terminator::Switch for multi-way dispatch and add regression tests

* feat: add real-CVE benchmark fixtures for CVE-2023-48022, CVE-2019-14939, and CVE-2023-26159 with corresponding patched variants

* refactor: extract cfg and ssa_transfer to submodules

* refactor: cargo fmt

* refactor: remove unnecessary blank line in cfg_tests.rs

* refactor: remove unnecessary planning file

* chore: update Rust version to 1.88 and bump dependencies in Cargo files

* feat: enhance triage UI with new layout and controls, update README for clarity

* feat: enhance triage UI with new layout and controls, update README for clarity

* chore: remove outdated section from README for version 0.5.0

* docs: improve clarity and consistency in README content

* chore: add "GPL-3.0-or-later" to license options in about.toml

* chore: update license handling in about.toml and check-licenses.mjs

* style: format code for improved readability in TriagePage component

* style: format code for improved readability in TriagePage component

* chore: enhance license handling and improve body_id scoping in seed lookup

* feat: introduce owner and parent body IDs for enhanced seed scoping

* feat: implement direction-aware engine provenance with new CLI flag for strict CI gating

* feat: add Undef SSA operation for improved control-flow handling

* style: improve code formatting for consistency and readability in multiple files

* feat: add 16-function chain SCC across multiple files for enhanced analysis

* style: simplify code formatting for improved readability in multiple files

* fix: update CapHitReason default implementation and improve README clarity

* docs: enhance README with detailed explanations of taint analysis and limitations

* docs: refine README for clarity and consistency in taint analysis section

* style: improve code formatting for better readability in NewScanModal and scans

* fix: update cargo-about command to use --offline for deterministic license generation

* fix: update cargo-about command to use --offline for deterministic license generation

* ci: add step to prime cargo registry cache for deterministic license generation

* feat: add support for non-sink collections in authorization analysis

* feat: enhance authorization checks with row-level ownership equality and binding tracking

* feat: implement self-scoped user handling and enhance ownership checks

* refactor: simplify assertions and formatting in authorization analysis tests

* fix: normalize line endings in THIRDPARTY-LICENSES.html generation and update README with AI disclosure

* docs: update AI disclosure section for clarity and conciseness

* feat: add AI Contribution Policy and update contributing guidelines for AI assistance disclosure

* feat: enhance authorization analysis with SSA-derived variable type classification

* feat: implement auth_finding_to_diag function for enhanced security diagnostics

* feat: add args_value_refs to CallSite struct for enhanced argument tracking

* feat: add args_value_refs to CallSite struct for enhanced argument tracking

* feat: add direction-aware engine provenance with LossDirection classification and new CLI flag

* feat: simplify strip_cap_from_call_args call by removing unnecessary line breaks

* feat: enhance error message handling in cli_validation_tests for better Windows compatibility

* feat: optimize release profile settings in Cargo.toml and update CodeQL configuration

* feat: enhance release build process with SBOM generation and SLSA provenance

* feat: update actions/checkout and actions/setup-node to v6, enhance CLI options, and improve auth-check summaries

* feat: introduce PathFact handling for path safety checks and rejection logic

* feat: introduce PathFact handling for path safety checks and rejection logic

* feat: update benchmark data and enhance path sanitization logic with new safety checks

* feat: document AI assistance in frontend UI development and human review process

* feat: add return path facts for enhanced path safety checks and update documentation

* chore: update release date for version 0.5.0 in CHANGELOG.md

* chore: clean up ci.yml by removing outdated comments and clarifying steps

* feat: implement cross-language path sanitizers and validators for enhanced security

* feat: enhance SSA value usage tracking by including block terminators and improve path safety checks

* feat: enhance switch statement handling by adding per-case path constraints and support for exclusive cases

* refactor: simplify conditional formatting and improve code readability in executor and lower modules

* feat: add vulnerable examples for various languages demonstrating authentication and sanitization issues

* feat: enhance actor context recognition for self-actor identifiers and add support for global non-sink receivers

* feat: enhance actor context recognition for self-actor identifiers and add support for global non-sink receivers

* feat: add transform classifiers for Java, Go, and Ruby with corresponding tests

* refactor: clarify comments on reassign-to-constant idiom and sink behavior in guards.rs

---------

Co-authored-by: Copilot <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>
Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>
This commit is contained in:
Eli Peter 2026-04-25 17:59:11 -04:00 committed by GitHub
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2144 changed files with 201812 additions and 8927 deletions

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src/server/routes/debug.rs Normal file
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//! Debug API route handlers.
//!
//! Provides endpoints for inspecting engine internals: CFG, SSA IR, taint
//! propagation, summaries, call graphs, abstract interpretation, and symbolic
//! execution.
use crate::server::app::AppState;
use crate::server::debug::{self, *};
use crate::utils::path::{DEFAULT_UI_MAX_FILE_BYTES, RepoPathError, resolve_repo_path};
use axum::extract::{Query, State};
use axum::http::StatusCode;
use axum::routing::get;
use axum::{Json, Router};
use r2d2::Pool;
use r2d2_sqlite::SqliteConnectionManager;
use serde::Deserialize;
use std::path::Path;
pub fn routes() -> Router<AppState> {
Router::new()
.route("/debug/functions", get(list_functions))
.route("/debug/cfg", get(get_cfg))
.route("/debug/ssa", get(get_ssa))
.route("/debug/taint", get(get_taint))
.route("/debug/summaries", get(get_summaries))
.route("/debug/call-graph", get(get_call_graph))
.route("/debug/abstract-interp", get(get_abstract_interp))
.route("/debug/symex", get(get_symex))
}
// ── Query params ─────────────────────────────────────────────────────────────
#[derive(Debug, Deserialize)]
struct FileQuery {
file: String,
}
#[derive(Debug, Deserialize)]
struct FileFunctionQuery {
file: String,
function: String,
}
#[derive(Debug, Deserialize)]
struct CallGraphQuery {
scope: Option<String>,
file: Option<String>,
}
#[derive(Debug, Deserialize)]
struct SummaryQuery {
function: Option<String>,
file: Option<String>,
}
// ── Path validation ──────────────────────────────────────────────────────────
fn validate_and_resolve(scan_root: &Path, file: &str) -> Result<std::path::PathBuf, StatusCode> {
let resolved = resolve_repo_path(scan_root, file).map_err(map_path_error)?;
let metadata = std::fs::metadata(&resolved.canonical).map_err(|_| StatusCode::NOT_FOUND)?;
if !metadata.file_type().is_file() {
return Err(StatusCode::BAD_REQUEST);
}
if metadata.len() > DEFAULT_UI_MAX_FILE_BYTES {
return Err(StatusCode::BAD_REQUEST);
}
Ok(resolved.canonical)
}
// ── Handlers ─────────────────────────────────────────────────────────────────
/// GET /api/debug/functions?file=<path>
/// List functions available for debug inspection in a file.
async fn list_functions(
State(state): State<AppState>,
Query(q): Query<FileQuery>,
) -> Result<Json<Vec<FunctionInfo>>, StatusCode> {
let path = validate_and_resolve(&state.scan_root, &q.file)?;
let config = state.config.read();
let analysis = debug::analyse_file(&path, &config)?;
Ok(Json(debug::function_list(&analysis)))
}
fn map_path_error(err: RepoPathError) -> StatusCode {
match err {
RepoPathError::InvalidPath | RepoPathError::OutsideRoot => StatusCode::FORBIDDEN,
RepoPathError::NotFound => StatusCode::NOT_FOUND,
RepoPathError::NotFile
| RepoPathError::NotDirectory
| RepoPathError::TooLarge
| RepoPathError::InvalidText => StatusCode::BAD_REQUEST,
RepoPathError::Io => StatusCode::INTERNAL_SERVER_ERROR,
}
}
/// GET /api/debug/cfg?file=<path>&function=<name>
/// Return the CFG for a specific function as a graph JSON.
async fn get_cfg(
State(state): State<AppState>,
Query(q): Query<FileFunctionQuery>,
) -> Result<Json<CfgGraphView>, StatusCode> {
let path = validate_and_resolve(&state.scan_root, &q.file)?;
let config = state.config.read();
let analysis = debug::analyse_file(&path, &config)?;
let view = CfgGraphView::from_cfg_function(&analysis.file_cfg, &q.function, &analysis.bytes)
.ok_or(StatusCode::NOT_FOUND)?;
Ok(Json(view))
}
/// GET /api/debug/ssa?file=<path>&function=<name>
/// Return the SSA IR for a specific function.
async fn get_ssa(
State(state): State<AppState>,
Query(q): Query<FileFunctionQuery>,
) -> Result<Json<SsaBodyView>, StatusCode> {
let path = validate_and_resolve(&state.scan_root, &q.file)?;
let config = state.config.read();
let analysis = debug::analyse_file(&path, &config)?;
let (ssa, _opt) = debug::analyse_function_ssa(&analysis, &q.function)?;
Ok(Json(SsaBodyView::from_ssa(&ssa, &analysis.bytes)))
}
/// GET /api/debug/taint?file=<path>&function=<name>
/// Return taint analysis results for a specific function.
async fn get_taint(
State(state): State<AppState>,
Query(q): Query<FileFunctionQuery>,
) -> Result<Json<TaintAnalysisView>, StatusCode> {
let path = validate_and_resolve(&state.scan_root, &q.file)?;
let config = state.config.read();
let analysis = debug::analyse_file(&path, &config)?;
let (ssa, opt) = debug::analyse_function_ssa(&analysis, &q.function)?;
// Try to load global summaries from DB for cross-file context
let global = load_global_summaries(&state);
let cross_file_context = global.as_ref().is_some_and(|g| !g.is_empty());
let ssa_summaries_available = global
.as_ref()
.is_some_and(|g| !g.snapshot_ssa().is_empty());
let (events, _entry_states, exit_states) = debug::analyse_function_taint(
&ssa,
analysis.cfg(),
analysis.lang,
analysis.summaries(),
global.as_ref(),
&opt,
);
// Show post-block state so single-block source→sink flows are visible in
// the debug UI instead of appearing empty at block entry.
Ok(Json(TaintAnalysisView::from_results(
&events,
&exit_states,
&ssa,
cross_file_context,
ssa_summaries_available,
)))
}
/// GET /api/debug/abstract-interp?file=<path>&function=<name>
/// Return abstract interpretation state for a specific function.
async fn get_abstract_interp(
State(state): State<AppState>,
Query(q): Query<FileFunctionQuery>,
) -> Result<Json<AbstractInterpView>, StatusCode> {
let path = validate_and_resolve(&state.scan_root, &q.file)?;
let config = state.config.read();
let analysis = debug::analyse_file(&path, &config)?;
let (ssa, opt) = debug::analyse_function_ssa(&analysis, &q.function)?;
let global = load_global_summaries(&state);
let (_events, block_states, _exit_states) = debug::analyse_function_taint(
&ssa,
analysis.cfg(),
analysis.lang,
analysis.summaries(),
global.as_ref(),
&opt,
);
Ok(Json(AbstractInterpView::from_taint_states(
&block_states,
&ssa,
&opt,
)))
}
/// GET /api/debug/summaries?file=<path>&function=<name>
/// Return interprocedural summaries.
async fn get_summaries(
State(state): State<AppState>,
Query(q): Query<SummaryQuery>,
) -> Result<Json<Vec<FuncSummaryView>>, StatusCode> {
// Try DB first; fall back to on-demand single-file analysis
let global = match load_global_summaries(&state) {
Some(g) if !g.is_empty() => g,
_ => {
if let Some(ref file) = q.file {
let path = validate_and_resolve(&state.scan_root, file)?;
let config = state.config.read();
debug::analyse_file_summaries(&path, &config)?
} else {
return Ok(Json(vec![]));
}
}
};
let views: Vec<FuncSummaryView> = global
.iter()
.filter(|(key, summary)| {
let name_matches = q.function.as_ref().map(|f| key.name == *f).unwrap_or(true);
let file_matches = q
.file
.as_ref()
.map(|f| summary.file_path.contains(f.as_str()))
.unwrap_or(true);
name_matches && file_matches
})
.map(|(key, summary)| {
let ssa_summary = global.get_ssa(key);
FuncSummaryView::from_global(key, summary, ssa_summary)
})
.collect();
Ok(Json(views))
}
/// GET /api/debug/call-graph?scope=file|project&file=<path>
/// Return the call graph.
async fn get_call_graph(
State(state): State<AppState>,
Query(q): Query<CallGraphQuery>,
) -> Result<Json<CallGraphView>, StatusCode> {
let scope = q.scope.as_deref().unwrap_or("project");
let global = if scope == "file" {
// On-demand: parse the specified file and extract summaries
let file = q.file.as_deref().ok_or(StatusCode::BAD_REQUEST)?;
let path = validate_and_resolve(&state.scan_root, file)?;
let config = state.config.read();
debug::analyse_file_summaries(&path, &config)?
} else {
// Project scope: try DB, fall back to empty graph
load_global_summaries(&state).unwrap_or_default()
};
let cg = crate::callgraph::build_call_graph(&global, &[]);
let analysis = crate::callgraph::analyse(&cg);
Ok(Json(CallGraphView::from_call_graph(&cg, &analysis)))
}
/// GET /api/debug/symex?file=<path>&function=<name>
/// Return symbolic execution state for a function.
async fn get_symex(
State(state): State<AppState>,
Query(q): Query<FileFunctionQuery>,
) -> Result<Json<SymexView>, StatusCode> {
let path = validate_and_resolve(&state.scan_root, &q.file)?;
let config = state.config.read();
let analysis = debug::analyse_file(&path, &config)?;
let (ssa, opt) = debug::analyse_function_ssa(&analysis, &q.function)?;
let global = load_global_summaries(&state);
let sym_state =
debug::analyse_function_symex(&ssa, analysis.cfg(), analysis.lang, &opt, global.as_ref());
Ok(Json(SymexView::from_symbolic_state(&sym_state, &ssa)))
}
// ── Helpers ──────────────────────────────────────────────────────────────────
/// Load global summaries from DB if available.
fn load_global_summaries(state: &AppState) -> Option<crate::summary::GlobalSummaries> {
let pool = state.db_pool.as_ref()?;
load_global_summaries_from_pool(&state.scan_root, pool)
}
fn load_global_summaries_from_pool(
scan_root: &Path,
pool: &Pool<SqliteConnectionManager>,
) -> Option<crate::summary::GlobalSummaries> {
let project = scan_root.file_name()?.to_str()?;
let root_str = scan_root.to_string_lossy();
let indexer = crate::database::index::Indexer::from_pool(project, pool).ok()?;
let func_summaries = indexer.load_all_summaries().ok()?;
let ssa_rows = indexer.load_all_ssa_summaries().ok()?;
let mut global = crate::summary::merge_summaries(func_summaries, Some(&root_str));
for (_file_path, name, lang_str, arity, namespace, container, disambig, kind, summary) in
ssa_rows
{
let lang = crate::symbol::Lang::from_slug(&lang_str).unwrap_or(crate::symbol::Lang::Rust);
let key = crate::symbol::FuncKey {
lang,
namespace: if namespace.is_empty() {
crate::symbol::normalize_namespace(&_file_path, Some(&root_str))
} else {
namespace
},
container,
name,
arity: if arity >= 0 {
Some(arity as usize)
} else {
None
},
disambig,
kind,
};
global.insert_ssa(key, summary);
}
Some(global)
}
#[cfg(test)]
mod tests {
use super::*;
use crate::database::index::Indexer;
use crate::labels::Cap;
use crate::summary::FuncSummary;
use crate::summary::ssa_summary::SsaFuncSummary;
use crate::symbol::{FuncKey, Lang};
/// Helper: create a DB pool with persisted summaries for a JS helper function.
fn setup_db_with_summaries(
dir: &std::path::Path,
scan_root: &std::path::Path,
) -> std::sync::Arc<r2d2::Pool<r2d2_sqlite::SqliteConnectionManager>> {
std::fs::create_dir_all(scan_root.join("src")).unwrap();
let file_path = scan_root.join("src/helper.js");
std::fs::write(
&file_path,
"function getInput() { return process.env.USER_INPUT; }\nmodule.exports = { getInput };",
)
.unwrap();
let db_path = dir.join("test.sqlite");
let pool = Indexer::init(&db_path).unwrap();
let mut indexer =
Indexer::from_pool(scan_root.file_name().unwrap().to_str().unwrap(), &pool).unwrap();
indexer
.replace_summaries_for_file(
&file_path,
b"hash",
&[FuncSummary {
name: "getInput".into(),
file_path: file_path.to_string_lossy().into_owned(),
lang: "javascript".into(),
param_count: 0,
param_names: vec![],
source_caps: Cap::all().bits(),
sanitizer_caps: 0,
sink_caps: 0,
propagating_params: vec![],
propagates_taint: false,
tainted_sink_params: vec![],
callees: vec![],
..Default::default()
}],
)
.unwrap();
indexer
.replace_ssa_summaries_for_file(
&file_path,
b"hash",
&[(
"getInput".into(),
0,
"javascript".into(),
"src/helper.js".into(),
String::new(),
None,
crate::symbol::FuncKind::Function,
SsaFuncSummary {
param_to_return: vec![],
param_to_sink: vec![],
source_caps: Cap::all(),
param_to_sink_param: vec![],
param_container_to_return: vec![],
param_to_container_store: vec![],
return_type: None,
return_abstract: None,
source_to_callback: vec![],
receiver_to_return: None,
receiver_to_sink: Cap::empty(),
abstract_transfer: vec![],
param_return_paths: vec![],
points_to: Default::default(),
return_path_facts: smallvec::SmallVec::new(),
},
)],
)
.unwrap();
pool
}
#[test]
fn taint_route_reports_cross_file_context_when_summaries_present() {
let dir = tempfile::tempdir().unwrap();
let scan_root = dir.path().join("myproject");
let pool = setup_db_with_summaries(dir.path(), &scan_root);
let global =
load_global_summaries_from_pool(&scan_root, &pool).expect("should load summaries");
let cross_file_context = !global.is_empty();
let ssa_summaries_available = !global.snapshot_ssa().is_empty();
assert!(
cross_file_context,
"cross_file_context should be true when DB has persisted summaries"
);
assert!(
ssa_summaries_available,
"ssa_summaries_available should be true when DB has SSA summaries"
);
}
#[test]
fn taint_route_reports_no_cross_file_context_when_db_empty() {
let dir = tempfile::tempdir().unwrap();
let scan_root = dir.path().join("emptyproject");
std::fs::create_dir_all(&scan_root).unwrap();
let db_path = dir.path().join("empty.sqlite");
let pool = Indexer::init(&db_path).unwrap();
let _indexer = Indexer::from_pool("emptyproject", &pool).unwrap();
let global = load_global_summaries_from_pool(&scan_root, &pool);
let cross_file_context = global.as_ref().is_some_and(|g| !g.is_empty());
let ssa_summaries_available = global
.as_ref()
.is_some_and(|g| !g.snapshot_ssa().is_empty());
assert!(
!cross_file_context,
"cross_file_context should be false when DB has no summaries"
);
assert!(
!ssa_summaries_available,
"ssa_summaries_available should be false when DB has no SSA summaries"
);
}
#[test]
fn taint_view_includes_context_flags_with_no_summaries() {
// Simulate the debug view construction with no cross-file context
let view = TaintAnalysisView::from_results(
&[],
&[],
&crate::ssa::ir::SsaBody {
blocks: vec![],
entry: crate::ssa::ir::BlockId(0),
value_defs: vec![],
cfg_node_map: std::collections::HashMap::new(),
exception_edges: vec![],
},
false,
false,
);
assert!(!view.cross_file_context);
assert!(!view.ssa_summaries_available);
}
#[test]
fn taint_view_includes_context_flags_with_summaries() {
let view = TaintAnalysisView::from_results(
&[],
&[],
&crate::ssa::ir::SsaBody {
blocks: vec![],
entry: crate::ssa::ir::BlockId(0),
value_defs: vec![],
cfg_node_map: std::collections::HashMap::new(),
exception_edges: vec![],
},
true,
true,
);
assert!(view.cross_file_context);
assert!(view.ssa_summaries_available);
}
#[test]
fn taint_view_serializes_context_fields() {
let view = TaintAnalysisView::from_results(
&[],
&[],
&crate::ssa::ir::SsaBody {
blocks: vec![],
entry: crate::ssa::ir::BlockId(0),
value_defs: vec![],
cfg_node_map: std::collections::HashMap::new(),
exception_edges: vec![],
},
true,
false,
);
let json = serde_json::to_value(&view).unwrap();
assert_eq!(json["cross_file_context"], true);
assert_eq!(json["ssa_summaries_available"], false);
}
#[test]
fn load_global_summaries_graceful_on_malformed_db() {
// A DB with no tables at all should not crash, just return None
let dir = tempfile::tempdir().unwrap();
let scan_root = dir.path().join("badproject");
std::fs::create_dir_all(&scan_root).unwrap();
let db_path = dir.path().join("bad.sqlite");
// Create a raw SQLite file without our schema
let manager = r2d2_sqlite::SqliteConnectionManager::file(&db_path);
let pool = r2d2::Pool::builder().max_size(1).build(manager).unwrap();
let result = load_global_summaries_from_pool(&scan_root, &pool);
// Should return None gracefully, not panic
assert!(
result.is_none(),
"malformed DB should return None, not crash"
);
}
#[test]
fn load_global_summaries_uses_scan_root_project_and_normalized_namespace() {
let dir = tempfile::tempdir().unwrap();
let scan_root = dir.path().join("Example Project");
std::fs::create_dir_all(scan_root.join("src")).unwrap();
let file_path = scan_root.join("src/lib.rs");
std::fs::write(&file_path, "fn helper() {}").unwrap();
let db_path = dir.path().join("example_project.sqlite");
let pool = Indexer::init(&db_path).unwrap();
let mut indexer = Indexer::from_pool("Example Project", &pool).unwrap();
indexer
.replace_summaries_for_file(
&file_path,
b"hash",
&[FuncSummary {
name: "helper".into(),
file_path: file_path.to_string_lossy().into_owned(),
lang: "rust".into(),
param_count: 0,
param_names: vec![],
source_caps: 0,
sanitizer_caps: 0,
sink_caps: 0,
propagating_params: vec![],
propagates_taint: false,
tainted_sink_params: vec![],
callees: vec![],
..Default::default()
}],
)
.unwrap();
indexer
.replace_ssa_summaries_for_file(
&file_path,
b"hash",
&[(
"helper".into(),
0,
"rust".into(),
"src/lib.rs".into(),
String::new(),
None,
crate::symbol::FuncKind::Function,
SsaFuncSummary {
param_to_return: vec![],
param_to_sink: vec![],
source_caps: Cap::ENV_VAR,
param_to_sink_param: vec![],
param_container_to_return: vec![],
param_to_container_store: vec![],
return_type: None,
return_abstract: None,
source_to_callback: vec![],
receiver_to_return: None,
receiver_to_sink: Cap::empty(),
abstract_transfer: vec![],
param_return_paths: vec![],
points_to: Default::default(),
return_path_facts: smallvec::SmallVec::new(),
},
)],
)
.unwrap();
let global = load_global_summaries_from_pool(&scan_root, &pool)
.expect("debug loader should recover project summaries");
let key = FuncKey {
lang: Lang::Rust,
namespace: "src/lib.rs".into(),
name: "helper".into(),
arity: Some(0),
..Default::default()
};
assert!(global.get(&key).is_some());
assert!(
global.get_ssa(&key).is_some(),
"SSA summaries should line up with the normalized function keys"
);
}
}