mirror of
https://github.com/pewdiepie-archdaemon/odysseus.git
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c2d2075833
* fix: harden stabilization attachment and agent guards * fix(uploads): preserve durable references during cleanup * fix(uploads): close cleanup and compaction races
92 lines
3.2 KiB
Python
92 lines
3.2 KiB
Python
"""
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This module intentionally imports NOTHING from the project (except
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src.constants which imports nothing from src). Adding a project import here
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will reintroduce the circular dependency that this module exists to break.
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"""
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import json
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from src.constants import MAX_OUTPUT_CHARS
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_mcp_manager = None
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_upload_handler = None
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# ---------------------------------------------------------------------------
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# MCP Manager singleton
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# ---------------------------------------------------------------------------
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def set_mcp_manager(manager):
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"""Set the global MCP manager instance."""
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global _mcp_manager
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_mcp_manager = manager
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def get_mcp_manager():
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"""Get the global MCP manager instance."""
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return _mcp_manager
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# ---------------------------------------------------------------------------
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# Shared upload lifecycle handler
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# ---------------------------------------------------------------------------
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def set_upload_handler(handler):
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"""Register the process's UploadHandler without importing app modules."""
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global _upload_handler
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_upload_handler = handler
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def get_upload_handler():
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"""Return the shared UploadHandler used by route and agent writers."""
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return _upload_handler
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# ---------------------------------------------------------------------------
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# Helpers
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# ---------------------------------------------------------------------------
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def _truncate(text: str, limit: int = MAX_OUTPUT_CHARS) -> str:
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"""
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Truncate text to *limit* characters with a suffix note.
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Callers treat the result as text, so always return a string: coerce a
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non-string (None -> "", otherwise str(...)) instead of returning it raw,
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which would just move the crash downstream.
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"""
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if not isinstance(text, str):
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text = "" if text is None else str(text)
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if len(text) > limit:
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return text[:limit] + f"\n... (truncated, {len(text)} chars total)"
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return text
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def _parse_tool_args(content):
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"""Parse a tool-call argument blob.
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Accepts either a JSON string or an already-decoded dict. Unwraps the
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common `{"body": {...}}` envelope that smaller models emit when they
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read tool descriptions like "Body is JSON: {...}" literally and
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pass `body` as a field name rather than treating it as a noun.
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Returns a dict on success, raises ValueError on bad JSON.
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"""
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if isinstance(content, str):
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try:
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args = json.loads(content) if content.strip() else {}
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if not isinstance(args, dict):
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args = {}
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except (json.JSONDecodeError, TypeError) as e:
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raise ValueError(str(e))
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elif isinstance(content, dict):
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args = content
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else:
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args = {}
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# Unwrap {"body": {...}} envelope, but only if `body` is the sole key
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# and points at a dict. We don't want to clobber a legitimate `body`
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# field on tools where it's a real arg (e.g. send_email body text).
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if (
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isinstance(args, dict)
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and len(args) == 1
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and "body" in args
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and isinstance(args["body"], dict)
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and "action" in args["body"] # extra safety: only unwrap if the inner dict looks like a tool call
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):
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args = args["body"]
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return args
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