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			This commit implements Phase 2 of the CHORUS Task Execution Engine development plan, providing a comprehensive execution environment abstraction layer with Docker container sandboxing support. ## New Features ### Core Sandbox Interface - Comprehensive ExecutionSandbox interface with isolated task execution - Support for command execution, file I/O, environment management - Resource usage monitoring and sandbox lifecycle management - Standardized error handling with SandboxError types and categories ### Docker Container Sandbox Implementation - Full Docker API integration with secure container creation - Transparent repository mounting with configurable read/write access - Advanced security policies with capability dropping and privilege controls - Comprehensive resource limits (CPU, memory, disk, processes, file handles) - Support for tmpfs mounts, masked paths, and read-only bind mounts - Container lifecycle management with proper cleanup and health monitoring ### Security & Resource Management - Configurable security policies with SELinux, AppArmor, and Seccomp support - Fine-grained capability management with secure defaults - Network isolation options with configurable DNS and proxy settings - Resource monitoring with real-time CPU, memory, and network usage tracking - Comprehensive ulimits configuration for process and file handle limits ### Repository Integration - Seamless repository mounting from local paths to container workspaces - Git configuration support with user credentials and global settings - File inclusion/exclusion patterns for selective repository access - Configurable permissions and ownership for mounted repositories ### Testing Infrastructure - Comprehensive test suite with 60+ test cases covering all functionality - Docker integration tests with Alpine Linux containers (skipped in short mode) - Mock sandbox implementation for unit testing without Docker dependencies - Security policy validation tests with read-only filesystem enforcement - Resource usage monitoring and cleanup verification tests ## Technical Details ### Dependencies Added - github.com/docker/docker v28.4.0+incompatible - Docker API client - github.com/docker/go-connections v0.6.0 - Docker connection utilities - github.com/docker/go-units v0.5.0 - Docker units and formatting - Associated Docker API dependencies for complete container management ### Architecture - Interface-driven design enabling multiple sandbox implementations - Comprehensive configuration structures for all sandbox aspects - Resource usage tracking with detailed metrics collection - Error handling with retryable error classification - Proper cleanup and resource management throughout sandbox lifecycle ### Compatibility - Maintains backward compatibility with existing CHORUS architecture - Designed for future integration with Phase 3 Core Task Execution Engine - Extensible design supporting additional sandbox implementations (VM, process) This Phase 2 implementation provides the foundation for secure, isolated task execution that will be integrated with the AI model providers from Phase 1 in the upcoming Phase 3 development. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
		
			
				
	
	
		
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			80 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2019 The Go Authors. All rights reserved.
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| // Use of this source code is governed by a BSD-style
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| // license that can be found in the LICENSE file.
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| 
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| // Package version records versioning information about this module.
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| package version
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| 
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| import (
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| 	"fmt"
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| 	"strings"
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| )
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| 
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| // These constants determine the current version of this module.
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| //
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| // For our release process, we enforce the following rules:
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| //   - Tagged releases use a tag that is identical to String.
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| //   - Tagged releases never reference a commit where the String
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| //     contains "devel".
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| //   - The set of all commits in this repository where String
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| //     does not contain "devel" must have a unique String.
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| //
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| // Steps for tagging a new release:
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| //
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| //  1. Create a new CL.
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| //
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| //  2. Update Minor, Patch, and/or PreRelease as necessary.
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| //     PreRelease must not contain the string "devel".
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| //
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| //  3. Since the last released minor version, have there been any changes to
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| //     generator that relies on new functionality in the runtime?
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| //     If yes, then increment RequiredGenerated.
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| //
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| //  4. Since the last released minor version, have there been any changes to
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| //     the runtime that removes support for old .pb.go source code?
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| //     If yes, then increment SupportMinimum.
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| //
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| //  5. Send out the CL for review and submit it.
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| //     Note that the next CL in step 8 must be submitted after this CL
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| //     without any other CLs in-between.
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| //
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| //  6. Tag a new version, where the tag is is the current String.
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| //
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| //  7. Write release notes for all notable changes
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| //     between this release and the last release.
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| //
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| //  8. Create a new CL.
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| //
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| //  9. Update PreRelease to include the string "devel".
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| //     For example: "" -> "devel" or "rc.1" -> "rc.1.devel"
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| //
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| //  10. Send out the CL for review and submit it.
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| const (
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| 	Major      = 1
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| 	Minor      = 34
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| 	Patch      = 2
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| 	PreRelease = ""
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| )
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| 
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| // String formats the version string for this module in semver format.
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| //
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| // Examples:
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| //
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| //	v1.20.1
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| //	v1.21.0-rc.1
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| func String() string {
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| 	v := fmt.Sprintf("v%d.%d.%d", Major, Minor, Patch)
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| 	if PreRelease != "" {
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| 		v += "-" + PreRelease
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| 
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| 		// TODO: Add metadata about the commit or build hash.
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| 		// See https://golang.org/issue/29814
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| 		// See https://golang.org/issue/33533
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| 		var metadata string
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| 		if strings.Contains(PreRelease, "devel") && metadata != "" {
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| 			v += "+" + metadata
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| 		}
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| 	}
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| 	return v
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| }
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