yyu-nim / poseidonos-rtype

poseidonos in rust for fun!

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Poseidon OS R-type

포세이돈 OS의 메모리 안정성을 향상시키기 위한 실험적인 방안의 하나로 RUST 도입을 생각해 볼 수 있다. C++ 애플리케이션을 RUST로 마이그레이션 하는 다양한 방법이 있을 수 있는데, 본 repo에서는 탑다운 방식으로, RUST로 작성된 main()에서 시작하여, POS에 구현된 기능들을 그대로 가져오거나, Fake를 가져오거나, Stub 만드는 방식으로 진행해볼 예정이다. 현재로서는 순수한 호기심/재미/공부의 목적임을 분명히 하고, Poseidon OS 과제의 로드맵과는 관련이 없음을 미리 밝혀둔다. Production에서의 사용을 권하지 않는다. PR 환영!

.cpp 파일에 대해 그에 상응하는 .rs 파일을 하나씩 만들어갈 예정이다. SPDK의 경우에는, stub만 만들어 둘 생각이고 추후에 실제 라이브러리와 링크될 수 있도록 살펴보면 될 것 같고, NVMe 디바이스의 경우에는, fake 구현을 해볼 생각이다.

실행하는 법 1 (Local)

$ cargo run --bin poseidonos
[2022-10-20T11:01:16Z INFO  poseidonos] Hello, PoseidonOS R-type!
[2022-10-20T11:01:16Z INFO  poseidonos_rtype::spdk_wrapper::spdk] waiting for spdk initialization...
[2022-10-20T11:01:16Z INFO  poseidonos_rtype::spdk_wrapper::spdk::spdk_clib] Invoking start_fn in a new thread...
[2022-10-20T11:01:16Z INFO  poseidonos_rtype::spdk_wrapper::spdk] poseidonos started
[2022-10-20T11:01:16Z INFO  poseidonos_rtype::spdk_wrapper::spdk] spdk_app_start result = 0
[2022-10-20T11:01:17Z INFO  poseidonos_rtype::master_context::config_manager] Configuration [transport]
    trType = "TCP"
    bufCacheSize = 64
    numSharedBuf = 4096
    ioUnitSize = 512

    [journal]
    enable = true
    buffer_size_in_mb = 0
    number_of_log_groups = 2
    debug_mode = false
    interval_in_msec_for_metric = 1000
    enable_vsc = true
[2022-10-20T11:01:17Z INFO  poseidonos_rtype::helper::rpc::spdk_rpc_client] SpdkRpcClient is about to create a transport TCP 64 4096 512
[2022-10-20T11:01:17Z INFO  poseidonos_rtype::helper::rpc::spdk_rpc_client] TODO: send json message to domain socket on /var/tmp/spdk.sock
[2022-10-20T11:01:17Z INFO  poseidonos_rtype::metafs::config::metafs_config_manager] need to build a config
[2022-10-20T11:01:17Z INFO  poseidonos_rtype::main::poseidonos] CLI client is sleeping for 3 seconds...
[2022-10-20T11:01:17Z INFO  poseidonos_rtype::main::poseidonos] CLI server is up...
[2022-10-20T11:01:20Z INFO  poseidonos_rtype::main::poseidonos] CLI client is sending CreateArray msg to CLI server...
[2022-10-20T11:01:20Z INFO  poseidonos_rtype::main::poseidonos] Waiting CLI server to terminate...
[2022-10-20T11:01:20Z INFO  poseidonos_rtype::main::poseidonos] Creating POS array...
[2022-10-20T11:01:20Z INFO  poseidonos_rtype::array_mgmt::array_manager] ArrayManager has been created
[2022-10-20T11:01:20Z INFO  poseidonos_rtype::array_mgmt::array_manager] Creating an array POSArray with devices DeviceSet { nvm: ["uram0"], data: ["data1", "data2", "data3"], spares: ["spare1"] } with meta RAID1 and data RAID5
[2022-10-20T11:01:20Z INFO  poseidonos_rtype::array::state::array_state] ArrayState has been created
[2022-10-20T11:01:20Z INFO  poseidonos_rtype::array_components::array_components] [CREATE_ARRAY_DEBUG_MSG] Creating array component for POSArray
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::array::device::array_device_manager] Importing DeviceSet { nvm: ["uram0"], data: ["data1", "data2", "data3"], spares: ["spare1"] }...
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::array::device::array_device_manager] Exporting devices info with DeviceMeta
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::array::array] [UPDATE_ABR_DEBUG_MSG] Trying to save Array to MBR, name:POSArray, metaRaid:RAID1, dataRaid:RAID5
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::array::array] TODO: _CreatePartitions() ...
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::array::array] [POS_TRACE_ARRAY_CREATED] Array has been created
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::metafs::metafs] Creating MetaFs for POSArray with idx 0
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::volume::volume_manager] Creating VolumeManager for POSArray with idx 0
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::network::nvmf] Creating NVMf for POSArray with idx 0
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::allocator::allocator] Creating Allocator for POSArray
[2022-10-20T11:01:21Z INFO  poseidonos_rtype::journal_manager::journal_manager] Creating JournalManager for POSArray

실행하는 법 2 (Codespaces)

repo 첫페이지에 "Code" 녹색 버튼 누른 뒤, "Codespaces" 실행하면 곧바로 vscode web 버전으로 컴파일 및 실행 가능 image

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poseidonos in rust for fun!

License:BSD 3-Clause "New" or "Revised" License


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