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…or the PluginPackageInfo class and created 34 unit tests to verify their functionality Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
…_pre_invoke, and agent_post_invoke Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
…ed tests Signed-off-by: habeck <habeck@us.ibm.com>
…ent.py to run async Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
…gin. Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Forking a new Python process (~1.2ms per fork_exec) Initializing the Python interpreter Loading modules and dependencies Setting up the subprocess communication pipes Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
…ically, update cli to support creating an isolated plugin. Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
Signed-off-by: habeck <habeck@us.ibm.com>
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Summary
Closes: #5
Changes
This branch represents a significant architectural enhancement enabling plugins to run in isolated Python environments, improving security, dependency management, and plugin compatibility.
Key Enhancements
Plugin Isolation via Virtual Environment (Primary Feature)
New Core Modules:
Venv Cache Support
Caching mechanism for virtual environments to improve performance
Reduces overhead of repeated venv creation
Serialization Support
Enhanced serialization capabilities for plugin data exchange
Supports communication between isolated environments
Configuration Support
New fixture: isolated_plugin.yaml for testing isolated plugin configurations
Updated loader to support isolated plugin mode
Checks
make lintpassesmake testpassesNotes (optional)
Performance Optimization Complete ✓
Restructured the isolated venv plugin system to use a long-running worker process instead of forking a new subprocess for each invocation.
Performance Improvements
Before (forking new process each time):
prompt_pre_fetch: 0.147ms avg
prompt_post_fetch: 0.155ms avg
tool_pre_invoke: 0.143ms avg
tool_post_invoke: 0.149ms avg
Average: ~0.148ms per invocation
After (long-running worker process):
prompt_pre_fetch: 0.045ms avg
prompt_post_fetch: 0.047ms avg
tool_pre_invoke: 0.043ms avg
tool_post_invoke: 0.044ms avg
Average: ~0.045ms per invocation
Performance Gain: 3.3x faster (70% reduction in latency)
Example Plugin directory structure with venv configured: