[pitboss] phase 03: Track J.1 + Track L.1 — DESERIALIZE corpus + Java/Python/PHP/Ruby adapters

src/dynamic/framework/adapters/java_deserialize.rs

@@ -0,0 +1,97 @@
+//! Java [`super::super::FrameworkAdapter`] matching deserialization sinks.
+//!
+//! Fires when the function body invokes `ObjectInputStream.readObject`
+//! or `XMLDecoder.readObject` (matched by the last segment of the
+//! callee name — the call graph normaliser drops the receiver).
+
+use crate::dynamic::framework::{FrameworkAdapter, FrameworkBinding};
+use crate::evidence::EntryKind;
+use crate::summary::FuncSummary;
+use crate::symbol::Lang;
+
+pub struct JavaDeserializeAdapter;
+
+const ADAPTER_NAME: &str = "java-deserialize";
+
+fn callee_is_java_deserialize(name: &str) -> bool {
+    let last = name.rsplit_once('.').map(|(_, s)| s).unwrap_or(name);
+    matches!(last, "readObject" | "fromXML" | "deserialize")
+}
+
+impl FrameworkAdapter for JavaDeserializeAdapter {
+    fn name(&self) -> &'static str {
+        ADAPTER_NAME
+    }
+
+    fn lang(&self) -> Lang {
+        Lang::Java
+    }
+
+    fn detect(
+        &self,
+        summary: &FuncSummary,
+        _ast: tree_sitter::Node<'_>,
+        file_bytes: &[u8],
+    ) -> Option<FrameworkBinding> {
+        let matches_call = super::any_callee_matches(summary, callee_is_java_deserialize);
+        let matches_source = file_bytes
+            .windows(b"ObjectInputStream".len())
+            .any(|w| w == b"ObjectInputStream")
+            || file_bytes
+                .windows(b"XMLDecoder".len())
+                .any(|w| w == b"XMLDecoder");
+        if matches_call || matches_source {
+            Some(FrameworkBinding {
+                adapter: ADAPTER_NAME.to_owned(),
+                kind: EntryKind::Function,
+                route: None,
+                request_params: Vec::new(),
+                response_writer: None,
+                middleware: Vec::new(),
+            })
+        } else {
+            None
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    fn parse_java(src: &[u8]) -> tree_sitter::Tree {
+        let mut parser = tree_sitter::Parser::new();
+        let lang = tree_sitter::Language::from(tree_sitter_java::LANGUAGE);
+        parser.set_language(&lang).unwrap();
+        parser.parse(src, None).unwrap()
+    }
+
+    #[test]
+    fn fires_when_source_imports_object_input_stream() {
+        let src: &[u8] = b"import java.io.ObjectInputStream;\npublic class V { public static void run(byte[] b) {} }\n";
+        let tree = parse_java(src);
+        let summary = FuncSummary {
+            name: "run".into(),
+            ..Default::default()
+        };
+        let binding = JavaDeserializeAdapter
+            .detect(&summary, tree.root_node(), src)
+            .expect("must fire on ObjectInputStream source");
+        assert_eq!(binding.adapter, ADAPTER_NAME);
+        assert_eq!(binding.kind, EntryKind::Function);
+    }
+
+    #[test]
+    fn skips_plain_function() {
+        let src: &[u8] =
+            b"public class V { public static void run(String b) { System.out.println(b); } }\n";
+        let tree = parse_java(src);
+        let summary = FuncSummary {
+            name: "run".into(),
+            ..Default::default()
+        };
+        assert!(JavaDeserializeAdapter
+            .detect(&summary, tree.root_node(), src)
+            .is_none());
+    }
+}

src/dynamic/framework/adapters/mod.rs

@@ -0,0 +1,30 @@
+//! Concrete [`super::FrameworkAdapter`] implementations.
+//!
+//! Phase 03 (Track J.1) lands the first four adapters — one per
+//! language carrying the new `Cap::DESERIALIZE` corpus.  Each adapter
+//! detects the language's canonical deserialization sink inside a
+//! function body and stamps a [`super::FrameworkBinding`] with
+//! [`crate::evidence::EntryKind::Function`].  Track L.1+ will register
+//! the route / framework adapters; the per-cap sink adapters live here
+//! so the per-language verticals can ship independently.
+
+pub mod java_deserialize;
+pub mod php_unserialize;
+pub mod python_pickle;
+pub mod ruby_marshal;
+
+pub use java_deserialize::JavaDeserializeAdapter;
+pub use php_unserialize::PhpUnserializeAdapter;
+pub use python_pickle::PythonPickleAdapter;
+pub use ruby_marshal::RubyMarshalAdapter;
+
+/// True when any callee in `summary.callees` matches `predicate`.
+fn any_callee_matches(
+    summary: &crate::summary::FuncSummary,
+    predicate: impl Fn(&str) -> bool,
+) -> bool {
+    summary
+        .callees
+        .iter()
+        .any(|c| predicate(c.name.as_str()))
+}

src/dynamic/framework/adapters/php_unserialize.rs

@@ -0,0 +1,88 @@
+//! PHP [`super::super::FrameworkAdapter`] matching `unserialize` sinks.
+
+use crate::dynamic::framework::{FrameworkAdapter, FrameworkBinding};
+use crate::evidence::EntryKind;
+use crate::summary::FuncSummary;
+use crate::symbol::Lang;
+
+pub struct PhpUnserializeAdapter;
+
+const ADAPTER_NAME: &str = "php-unserialize";
+
+fn callee_is_php_deserialize(name: &str) -> bool {
+    let last = name.rsplit_once('\\').map(|(_, s)| s).unwrap_or(name);
+    let last = last.rsplit_once("::").map(|(_, s)| s).unwrap_or(last);
+    matches!(last, "unserialize")
+}
+
+impl FrameworkAdapter for PhpUnserializeAdapter {
+    fn name(&self) -> &'static str {
+        ADAPTER_NAME
+    }
+
+    fn lang(&self) -> Lang {
+        Lang::Php
+    }
+
+    fn detect(
+        &self,
+        summary: &FuncSummary,
+        _ast: tree_sitter::Node<'_>,
+        file_bytes: &[u8],
+    ) -> Option<FrameworkBinding> {
+        let matches_call = super::any_callee_matches(summary, callee_is_php_deserialize);
+        let matches_source = file_bytes
+            .windows(b"unserialize".len())
+            .any(|w| w == b"unserialize");
+        if matches_call || matches_source {
+            Some(FrameworkBinding {
+                adapter: ADAPTER_NAME.to_owned(),
+                kind: EntryKind::Function,
+                route: None,
+                request_params: Vec::new(),
+                response_writer: None,
+                middleware: Vec::new(),
+            })
+        } else {
+            None
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    fn parse_php(src: &[u8]) -> tree_sitter::Tree {
+        let mut parser = tree_sitter::Parser::new();
+        let lang = tree_sitter::Language::from(tree_sitter_php::LANGUAGE_PHP);
+        parser.set_language(&lang).unwrap();
+        parser.parse(src, None).unwrap()
+    }
+
+    #[test]
+    fn fires_when_source_calls_unserialize() {
+        let src: &[u8] = b"<?php\nfunction run($blob) { return unserialize($blob); }\n";
+        let tree = parse_php(src);
+        let summary = FuncSummary {
+            name: "run".into(),
+            ..Default::default()
+        };
+        assert!(PhpUnserializeAdapter
+            .detect(&summary, tree.root_node(), src)
+            .is_some());
+    }
+
+    #[test]
+    fn skips_plain_function() {
+        let src: &[u8] = b"<?php\nfunction run($x) { return strtoupper($x); }\n";
+        let tree = parse_php(src);
+        let summary = FuncSummary {
+            name: "run".into(),
+            ..Default::default()
+        };
+        assert!(PhpUnserializeAdapter
+            .detect(&summary, tree.root_node(), src)
+            .is_none());
+    }
+}

src/dynamic/framework/adapters/python_pickle.rs

@@ -0,0 +1,97 @@
+//! Python [`super::super::FrameworkAdapter`] matching pickle / yaml
+//! deserialization sinks.
+
+use crate::dynamic::framework::{FrameworkAdapter, FrameworkBinding};
+use crate::evidence::EntryKind;
+use crate::summary::FuncSummary;
+use crate::symbol::Lang;
+
+pub struct PythonPickleAdapter;
+
+const ADAPTER_NAME: &str = "python-pickle";
+
+fn callee_is_python_deserialize(name: &str) -> bool {
+    let last = name.rsplit_once('.').map(|(_, s)| s).unwrap_or(name);
+    matches!(
+        last,
+        "loads" | "load" | "unsafe_load" | "Unpickler" | "find_class"
+    )
+}
+
+impl FrameworkAdapter for PythonPickleAdapter {
+    fn name(&self) -> &'static str {
+        ADAPTER_NAME
+    }
+
+    fn lang(&self) -> Lang {
+        Lang::Python
+    }
+
+    fn detect(
+        &self,
+        summary: &FuncSummary,
+        _ast: tree_sitter::Node<'_>,
+        file_bytes: &[u8],
+    ) -> Option<FrameworkBinding> {
+        let matches_call = super::any_callee_matches(summary, callee_is_python_deserialize);
+        let matches_source = file_bytes
+            .windows(b"pickle".len())
+            .any(|w| w == b"pickle")
+            || file_bytes
+                .windows(b"yaml.unsafe_load".len())
+                .any(|w| w == b"yaml.unsafe_load")
+            || file_bytes
+                .windows(b"yaml.load".len())
+                .any(|w| w == b"yaml.load");
+        if matches_call || matches_source {
+            Some(FrameworkBinding {
+                adapter: ADAPTER_NAME.to_owned(),
+                kind: EntryKind::Function,
+                route: None,
+                request_params: Vec::new(),
+                response_writer: None,
+                middleware: Vec::new(),
+            })
+        } else {
+            None
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    fn parse_python(src: &[u8]) -> tree_sitter::Tree {
+        let mut parser = tree_sitter::Parser::new();
+        let lang = tree_sitter::Language::from(tree_sitter_python::LANGUAGE);
+        parser.set_language(&lang).unwrap();
+        parser.parse(src, None).unwrap()
+    }
+
+    #[test]
+    fn fires_when_source_imports_pickle() {
+        let src: &[u8] = b"import pickle\n\ndef run(blob):\n    return pickle.loads(blob)\n";
+        let tree = parse_python(src);
+        let summary = FuncSummary {
+            name: "run".into(),
+            ..Default::default()
+        };
+        assert!(PythonPickleAdapter
+            .detect(&summary, tree.root_node(), src)
+            .is_some());
+    }
+
+    #[test]
+    fn skips_plain_function() {
+        let src: &[u8] = b"def run(x):\n    return x + 1\n";
+        let tree = parse_python(src);
+        let summary = FuncSummary {
+            name: "run".into(),
+            ..Default::default()
+        };
+        assert!(PythonPickleAdapter
+            .detect(&summary, tree.root_node(), src)
+            .is_none());
+    }
+}

src/dynamic/framework/adapters/ruby_marshal.rs

@@ -0,0 +1,99 @@
+//! Ruby [`super::super::FrameworkAdapter`] matching `Marshal.load` /
+//! `YAML.load` deserialization sinks.
+
+use crate::dynamic::framework::{FrameworkAdapter, FrameworkBinding};
+use crate::evidence::EntryKind;
+use crate::summary::FuncSummary;
+use crate::symbol::Lang;
+
+pub struct RubyMarshalAdapter;
+
+const ADAPTER_NAME: &str = "ruby-marshal";
+
+fn callee_is_ruby_deserialize(name: &str) -> bool {
+    let last = name.rsplit_once('.').map(|(_, s)| s).unwrap_or(name);
+    let last = last.rsplit_once("::").map(|(_, s)| s).unwrap_or(last);
+    matches!(last, "load" | "restore" | "unsafe_load" | "load_documents")
+        && (name.contains("Marshal") || name.contains("YAML"))
+}
+
+impl FrameworkAdapter for RubyMarshalAdapter {
+    fn name(&self) -> &'static str {
+        ADAPTER_NAME
+    }
+
+    fn lang(&self) -> Lang {
+        Lang::Ruby
+    }
+
+    fn detect(
+        &self,
+        summary: &FuncSummary,
+        _ast: tree_sitter::Node<'_>,
+        file_bytes: &[u8],
+    ) -> Option<FrameworkBinding> {
+        let matches_call = super::any_callee_matches(summary, callee_is_ruby_deserialize);
+        let matches_source = file_bytes
+            .windows(b"Marshal.load".len())
+            .any(|w| w == b"Marshal.load")
+            || file_bytes
+                .windows(b"Marshal.restore".len())
+                .any(|w| w == b"Marshal.restore")
+            || file_bytes
+                .windows(b"YAML.load".len())
+                .any(|w| w == b"YAML.load")
+            || file_bytes
+                .windows(b"YAML.unsafe_load".len())
+                .any(|w| w == b"YAML.unsafe_load");
+        if matches_call || matches_source {
+            Some(FrameworkBinding {
+                adapter: ADAPTER_NAME.to_owned(),
+                kind: EntryKind::Function,
+                route: None,
+                request_params: Vec::new(),
+                response_writer: None,
+                middleware: Vec::new(),
+            })
+        } else {
+            None
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    fn parse_ruby(src: &[u8]) -> tree_sitter::Tree {
+        let mut parser = tree_sitter::Parser::new();
+        let lang = tree_sitter::Language::from(tree_sitter_ruby::LANGUAGE);
+        parser.set_language(&lang).unwrap();
+        parser.parse(src, None).unwrap()
+    }
+
+    #[test]
+    fn fires_when_source_calls_marshal_load() {
+        let src: &[u8] = b"def run(blob)\n  Marshal.load(blob)\nend\n";
+        let tree = parse_ruby(src);
+        let summary = FuncSummary {
+            name: "run".into(),
+            ..Default::default()
+        };
+        assert!(RubyMarshalAdapter
+            .detect(&summary, tree.root_node(), src)
+            .is_some());
+    }
+
+    #[test]
+    fn skips_plain_function() {
+        let src: &[u8] = b"def run(x)\n  x + 1\nend\n";
+        let tree = parse_ruby(src);
+        let summary = FuncSummary {
+            name: "run".into(),
+            ..Default::default()
+        };
+        assert!(RubyMarshalAdapter
+            .detect(&summary, tree.root_node(), src)
+            .is_none());
+    }
+}