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‎.clang-format‎

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---
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Language: Cpp
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BasedOnStyle: Google
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IndentWidth: 4
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ColumnLimit: 100
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AccessModifierOffset: -4
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AllowShortFunctionsOnASingleLine: Inline
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AllowShortIfStatementsOnASingleLine: Never
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AllowShortLoopsOnASingleLine: false
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BreakBeforeBraces: Attach
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IncludeBlocks: Regroup
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IncludeCategories:
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- Regex: '^"core/'
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Priority: 1
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- Regex: '^"'
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Priority: 2
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- Regex: '^<'
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Priority: 3
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PointerAlignment: Left
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SortIncludes: CaseSensitive
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SpaceAfterCStyleCast: false
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SpaceAfterTemplateKeyword: true
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SpaceBeforeParens: ControlStatements
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Standard: c++20
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...

‎.github/workflows/ci.yml‎

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name: CI
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on:
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push:
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branches: [main, develop]
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pull_request:
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branches: [main]
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jobs:
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build-x86:
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runs-on: ubuntu-24.04
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strategy:
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matrix:
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build_type: [Debug, Release]
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steps:
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- uses: actions/checkout@v4
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -y \
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protobuf-compiler \
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libprotobuf-dev \
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cmake \
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g++-13
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- name: Configure
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run: |
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cmake -B build \
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-DCMAKE_BUILD_TYPE=${{ matrix.build_type }} \
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-DCMAKE_CXX_COMPILER=g++-13 \
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-DBUILD_TESTS=ON
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- name: Build
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run: cmake --build build -j$(nproc)
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- name: Test
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run: cd build && ctest --output-on-failure --timeout 120
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build-arm64:
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runs-on: ubuntu-24.04
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steps:
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- uses: actions/checkout@v4
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- name: Install cross-compiler
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run: |
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sudo apt-get update
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sudo apt-get install -y \
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g++-13-aarch64-linux-gnu \
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protobuf-compiler \
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libprotobuf-dev
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- name: Configure (cross-compile)
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run: |
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cmake -B build-arm \
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-DCMAKE_TOOLCHAIN_FILE=cmake/toolchain-aarch64.cmake \
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-DCMAKE_BUILD_TYPE=Release \
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-DBUILD_TESTS=OFF
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- name: Build
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run: cmake --build build-arm -j$(nproc)
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sanitizers:
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runs-on: ubuntu-24.04
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steps:
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- uses: actions/checkout@v4
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -y \
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protobuf-compiler \
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libprotobuf-dev \
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cmake \
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g++-13
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- name: Build with ASan + UBSan
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run: |
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cmake -B build-san \
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-DCMAKE_CXX_COMPILER=g++-13 \
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-DENABLE_SANITIZERS=ON \
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-DBUILD_TESTS=ON
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cmake --build build-san -j$(nproc)
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- name: Test with sanitizers
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run: cd build-san && ctest --output-on-failure --timeout 120

‎.gitignore‎

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# Build directories
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build/
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build-*/
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cmake-build-*/
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# IDE
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.idea/
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.vscode/
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*.swp
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*.swo
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*~
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.cache/
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# Compiled
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*.o
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*.a
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*.so
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*.dylib
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# Generated
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*.pb.h
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*.pb.cc
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compile_commands.json
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# Logs
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logs/
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*.ndjson
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# OS
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.DS_Store
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Thumbs.db

‎CMakeLists.txt‎

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cmake_minimum_required(VERSION 3.22)
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project(EdgeOrchestrator
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VERSION 1.0.0
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DESCRIPTION "Distributed adaptive resource orchestrator for edge AI workloads"
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LANGUAGES CXX
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)
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# ──────────────────────────────────────────────
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# Global Settings
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# ──────────────────────────────────────────────
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS OFF)
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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# ──────────────────────────────────────────────
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# Options
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# ──────────────────────────────────────────────
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option(BUILD_TESTS "Build unit and integration tests" ON)
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option(BUILD_TOOLS "Install Python analysis tools" OFF)
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option(ENABLE_SANITIZERS "Enable AddressSanitizer + UBSan" OFF)
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option(CROSS_COMPILE_ARM "Cross-compile for ARM64 (Raspberry Pi)" OFF)
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# ──────────────────────────────────────────────
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# Compiler Warnings
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# ──────────────────────────────────────────────
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add_compile_options(
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-Wall -Wextra -Wpedantic -Wshadow -Wnon-virtual-dtor
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-Wold-style-cast -Wcast-align -Wunused -Woverloaded-virtual
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-Wconversion -Wsign-conversion -Wnull-dereference
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-Wformat=2 -Wimplicit-fallthrough
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)
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if(ENABLE_SANITIZERS)
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add_compile_options(-fsanitize=address,undefined -fno-omit-frame-pointer)
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add_link_options(-fsanitize=address,undefined)
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endif()
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# ──────────────────────────────────────────────
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# Dependencies
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# ──────────────────────────────────────────────
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include(FetchContent)
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# Protobuf
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find_package(Protobuf REQUIRED)
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# nlohmann/json (header-only, for telemetry)
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FetchContent_Declare(
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json
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GIT_REPOSITORY https://github.com/nlohmann/json.git
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GIT_TAG v3.11.3
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)
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FetchContent_MakeAvailable(json)
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# toml++ (header-only, for config)
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FetchContent_Declare(
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tomlplusplus
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GIT_REPOSITORY https://github.com/marzer/tomlplusplus.git
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GIT_TAG v3.4.0
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)
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FetchContent_MakeAvailable(tomlplusplus)
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if(BUILD_TESTS)
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FetchContent_Declare(
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googletest
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GIT_REPOSITORY https://github.com/google/googletest.git
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GIT_TAG v1.14.0
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)
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set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
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FetchContent_MakeAvailable(googletest)
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enable_testing()
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endif()
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# ──────────────────────────────────────────────
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# Protobuf Code Generation
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# ──────────────────────────────────────────────
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set(PROTO_FILES proto/protocol.proto)
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protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS ${PROTO_FILES})
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# Generated headers go into build dir
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include_directories(${CMAKE_CURRENT_BINARY_DIR})
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# ──────────────────────────────────────────────
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# Library Targets
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# ──────────────────────────────────────────────
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# Core
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add_library(eo_core STATIC
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src/core/logger.cpp
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src/core/config.cpp
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)
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target_include_directories(eo_core PUBLIC src)
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target_link_libraries(eo_core PUBLIC nlohmann_json::nlohmann_json tomlplusplus::tomlplusplus)
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# Resource Monitor
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add_library(eo_resource_monitor STATIC
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src/resource_monitor/linux_monitor.cpp
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src/resource_monitor/mock_monitor.cpp
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)
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target_include_directories(eo_resource_monitor PUBLIC src)
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target_link_libraries(eo_resource_monitor PUBLIC eo_core)
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# Workload
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add_library(eo_workload STATIC
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src/workload/dag.cpp
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src/workload/generator.cpp
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)
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target_include_directories(eo_workload PUBLIC src)
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target_link_libraries(eo_workload PUBLIC eo_core)
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# Scheduler
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add_library(eo_scheduler STATIC
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src/scheduler/greedy_policy.cpp
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src/scheduler/threshold_policy.cpp
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src/scheduler/optimizer_policy.cpp
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src/scheduler/cluster_view.cpp
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)
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target_include_directories(eo_scheduler PUBLIC src)
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target_link_libraries(eo_scheduler PUBLIC eo_core eo_workload)
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# Executor
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add_library(eo_executor STATIC
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src/executor/thread_pool.cpp
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src/executor/task_runner.cpp
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src/executor/memory_pool.cpp
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)
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target_include_directories(eo_executor PUBLIC src)
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target_link_libraries(eo_executor PUBLIC eo_core)
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# Network
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add_library(eo_network STATIC
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src/network/peer_discovery.cpp
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src/network/transport.cpp
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src/network/cluster_view.cpp
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${PROTO_SRCS}
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)
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target_include_directories(eo_network PUBLIC src ${CMAKE_CURRENT_BINARY_DIR})
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target_link_libraries(eo_network PUBLIC eo_core protobuf::libprotobuf)
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# Telemetry
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add_library(eo_telemetry STATIC
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src/telemetry/metrics_collector.cpp
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src/telemetry/json_sink.cpp
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)
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target_include_directories(eo_telemetry PUBLIC src)
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target_link_libraries(eo_telemetry PUBLIC eo_core nlohmann_json::nlohmann_json)
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# Orchestrator (facade — depends on all other modules)
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add_library(eo_orchestrator STATIC
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src/orchestrator/offload_codec.cpp
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)
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target_include_directories(eo_orchestrator PUBLIC src)
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target_link_libraries(eo_orchestrator PUBLIC
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eo_core eo_resource_monitor eo_workload eo_scheduler
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eo_executor eo_network eo_telemetry
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)
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# ──────────────────────────────────────────────
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# Main Daemon Executable
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# ──────────────────────────────────────────────
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add_executable(edge_orchestrator src/app/main.cpp)
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target_link_libraries(edge_orchestrator PRIVATE
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eo_orchestrator
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eo_core
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eo_resource_monitor
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eo_workload
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eo_scheduler
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eo_executor
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eo_network
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eo_telemetry
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pthread
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)
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# ──────────────────────────────────────────────
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# Tests
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# ──────────────────────────────────────────────
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if(BUILD_TESTS)
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add_subdirectory(tests)
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endif()
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# ──────────────────────────────────────────────
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# Install
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# ──────────────────────────────────────────────
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install(TARGETS edge_orchestrator DESTINATION bin)
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install(FILES config/default.toml DESTINATION etc/edge_orchestrator)

‎LICENSE‎

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MIT License
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Copyright (c) 2025-2026 Dimitris Kafetzis
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.

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