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    Home»unclassified»EI4844 CL ํด๋ผ์ด์–ธํŠธ ๊ตฌํ˜„์ž ์ฐธ๊ณ  ์‚ฌํ•ญ
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    EI4844 CL ํด๋ผ์ด์–ธํŠธ ๊ตฌํ˜„์ž ์ฐธ๊ณ  ์‚ฌํ•ญ

    ICARUSBy ICARUS2022-10-06Updated:2022-10-06๋Œ“๊ธ€ ์—†์Œ5 Mins Read
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    EI4844 CL
    EI4844 CL
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    ๋น„์ฝ˜ ์ฒด์ธ ํ•ฉ์˜ ๋ณ€๊ฒฝ
    ์ปจํ…Œ์ด๋„ˆ:
    BeaconBlockBody ๊ตฌ์กฐ ๋ณ€๊ฒฝ

    ๋ธ”๋ก ์ฒ˜๋ฆฌ:
    verify_kzg_commitments_against_transactions ์— ์ถ”๊ฐ€๋จ process_block

    ๋„คํŠธ์›Œํ‚น ๋ณ€๊ฒฝ ์‚ฌํ•ญ
    ์ปจํ…Œ์ด๋„ˆ:
    ์ถ”๊ฐ€ BlobsSidecar๋ฐSignedBlobsSidecar

    ๊ฐ€์‹ญ ๋„๋ฉ”์ธ:
    ์ˆ˜์ •beacon_block

    ์‹ ์ฒด์˜ kzg ์•ฝ์ •์ด ์••์ถ•๋œ BLS G1 ํฌ์ธํŠธ(๊ฑฐ๋ถ€)๋กœ ์ธ์ฝ”๋”ฉ๋˜์—ˆ๋Š”์ง€ ํ™•์ธ
    ๋ณธ๋ฌธ์˜ kzg ์•ฝ์ •์ด tx ๋ชฉ๋ก์˜ ๋ฒ„์ „์ด ์ง€์ •๋œ ํ•ด์‹œ์™€ ์ผ์น˜ํ•˜๋Š”์ง€ ํ™•์ธ(๊ฑฐ๋ถ€)
    ์ถ”๊ฐ€ํ•˜๋‹คblobs_sidecar

    ์‚ฌ์ด๋“œ์นด ์Šฌ๋กฏ์ด ๊ฒฝ๊ณ„ ๋‚ด์— ์žˆ๋Š”์ง€ ํ™•์ธ(๋ฌด์‹œ)
    ์‚ฌ์ด๋“œ์นด Blob์ด FE ๋ฒ”์œ„ ๋‚ด์— ์žˆ๋Š”์ง€ ํ™•์ธ(๊ฑฐ๋ถ€)
    KZG ์ฆ๋ช…์ด ์••์ถ•๋œ BLS G1 ํฌ์ธํŠธ๋กœ ์ธ์ฝ”๋”ฉ๋˜์—ˆ๋Š”์ง€ ํ™•์ธ(๊ฑฐ๋ถ€)
    ์‚ฌ์ด๋“œ์นด ์„œ๋ช… ํ™•์ธ(๊ฑฐ๋ถ€)
    ์‚ฌ์ด๋“œ์นด ์ œ์•ˆ์ž๊ฐ€ ์˜ฌ๋ฐ”๋ฅธ ์Šฌ๋กฏ์— ์žˆ๋Š”์ง€ ํ™•์ธ(๊ฑฐ๋ถ€)
    ์ด๊ฒƒ์ด ์ฃผ์–ด์ง„ ์ œ์•ˆ์ž ์ธ๋ฑ์Šค ๋ฐ ์Šฌ๋กฏ ์ฝค๋ณด์— ๋Œ€ํ•œ ์ฒซ ๋ฒˆ์งธ ์‚ฌ์ด๋“œ์นด์ธ์ง€ ํ™•์ธํ•ฉ๋‹ˆ๋‹ค. ์—ฌ๊ธฐ์— ์•ฝ๊ฐ„์˜ ์•ˆํ‹ฐ ๋„์Šค ์กฐ์น˜
    โš ๏ธ validate_blobs_sidecar๊ฐ€์‹ญ ์ „์— ๊ฒ€์ฆ์˜ ์ผ๋ถ€๊ฐ€ ๋˜์–ด์•ผ ํ•ฉ๋‹ˆ๊นŒ? ํ˜„์žฌ ๋ช…์‹œ๋œ ๋ฐ”์™€ ๊ฐ™์ด validate_blobs_sidecarํฌํฌ ์„ ํƒ์—๋งŒ ์˜ํ–ฅ์„ ๋ฏธ์นฉ๋‹ˆ๋‹ค .

    โš ๏ธ ํ˜„์žฌ ๋„คํŠธ์›Œํฌ ์‚ฌ์–‘์„ ๊ธฐ๋ฐ˜์œผ๋กœ ์‚ฌ์ด๋“œ์นด๋ฅผ ๋ธ”๋ก ์—†์ด ๊ฒ€์ฆ ๋ฐ ์ „ํŒŒํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์˜๋„ํ•œ ๊ฒƒ์ž…๋‹ˆ๊นŒ?

    ์š”์ฒญ/ํ•ด์ƒ๋„ ๋„๋ฉ”์ธ:
    ์ˆ˜์ • /eth2/beacon_chain/req/beacon_blocks_by_range/2/
    ์ˆ˜์ • /eth2/beacon_chain/req/beacon_blocks_by_root/2/
    ์ถ”๊ฐ€BlobsSidecarsByRange v1

    ์š”์ฒญ: start_slot: Slot,count: uint64
    ์‘๋‹ต:List[BlobsSidecar, MAX_REQUEST_BLOBS_SIDECARS]
    ์‘๋‹ต์€ ํ˜„์žฌ ํ—ค๋“œ๋กœ ์ด์–ด์ง€๋Š” ๋‚ด์šฉ์— ์˜ํ•ด ๊ฒฐ์ •๋ฉ๋‹ˆ๋‹ค.
    โš ๏ธ์—†์œผ๋‹ˆ ์ฐธ๊ณ ํ•˜์„ธ์š” BlobsSidecarsByRootv1. ๋‚ด ์ฒซ์ธ์ƒ์€ ์ด๊ฒƒ์ด ์žˆ์œผ๋ฉด ์œ ์šฉํ•˜๋‹ค๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๊ฐ€์‹ญ์—์„œ ์‚ฌ์ด๋“œ์นด๋ฅผ ๋ฐ›์ง€ ๋ชปํ–ˆ๋‹ค๋ฉด ์ตœ์†Œํ•œ ๋นจ๋ฆฌ ๊ฒ€์ƒ‰ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

    โš ๏ธ MAX_REQUEST_BLOBS_SIDECARS๋Š” 128์ž…๋‹ˆ๋‹ค. ์‚ฌ์ด๋“œ์นด์˜ ๋Œ€์ƒ ํฌ๊ธฐ๋Š” ~1MB์ด๊ณ  ์ตœ๋Œ€๊ฐ’์€ ~2MB์ž…๋‹ˆ๋‹ค. ์ด๊ฒƒ์ด ์ €๋Œ€์—ญํญ ์žฅ์น˜์— ์–ด๋–ค ์˜ํ–ฅ์„ ์ค๋‹ˆ๊นŒ?

    4844 ๋™์•ˆ ๋„คํŠธ์›Œํ‚น ๊ณ„์ธต์˜ s ๋ฐ s ๊ฒฐํ•ฉ์— ๋Œ€ํ•œ ๋ช‡ ๊ฐ€์ง€ ์ถ”๊ฐ€ ์ฐธ๊ณ  ์‚ฌํ•ญ .BeaconBlockBlob

    ๊ฒ€์ฆ์ธ ๋ณ€๊ฒฝ
    Validator signed_blobs_sidecar๋Š” ์ถ”๊ฐ€๋กœ ์ œ์•ˆํ•ฉ๋‹ˆ๋‹ค signed_beacon_block. ์œ ํšจ์„ฑ ๊ฒ€์‚ฌ๊ธฐ๋Š” get_blobs_and_kzg_commitments์ž…๋ ฅ์ดpayload_id

    โš ๏ธ ์ด์ƒ์ ์œผ๋กœ๋Š” ํ†ตํ•ฉ๋˜์–ด์•ผ ํ•ฉ๋‹ˆ๋‹ค get_blobs_and_kzg_commitments. get_payloadํ•˜๋‚˜์˜ ์š”์ฒญ์œผ๋กœ ์–ผ๋ฃฉ๊ณผ ํŽ˜์ด๋กœ๋“œ๋ฅผ ๊ฒ€์ƒ‰ํ•˜๋Š” ๊ฒƒ์ด ์ข‹์Šต๋‹ˆ๋‹ค.

    ์œ ํšจ์„ฑ ๊ฒ€์‚ฌ๊ธฐ๋Š” ํŽ˜์ด๋กœ๋“œ ํŠธ๋žœ์žญ์…˜์˜ ์œ ํšจ์„ฑ์„ ๊ฒ€์‚ฌํ•˜๊ณ  blob ๋ฐ kzg ์•ฝ์ •์ด ๋ชจ๋‘ ์ •๋ ฌ๋œ ๋‹ค์Œ blobs_sidecar์„œ๋ช…์„ ์œ„ํ•ด ๊ตฌ์„ฑํ•ฉ๋‹ˆ๋‹ค. ์ง‘๊ณ„๋œ ๋‹คํ•ญ์‹(blobs)์„ ๊ณ„์‚ฐํ•˜๊ณ  kzg ์ฆ๋ช…์„ ์œ„ํ•ด ์ด๋ฅผ bls ํ•„๋“œ์— ํ•ด์‹œํ•˜๋Š” ํ•„๋“œ๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค blobs_sidecar.kzg_aggregated_proof

    โš ๏ธ ์š”์ฆ˜์€ ์‹œ๊ฐ„์ด ์–ผ๋งˆ๋‚˜ ๊ฑธ๋ฆฌ๋Š”์ง€ ๋ชจ๋ฅด๊ฒ ์ง€๋งŒ ์ข‹์€ ์ตœ์ ํ™” ๋ชฉํ‘œ๋ผ๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.compute_proof_from_blobs

    Blob ๋ฐฑํ•„ ์š”๊ตฌ ์‚ฌํ•ญ
    ์™€ ์œ ์‚ฌํ•˜๊ฒŒ SignedBeaconBlockํด๋ผ์ด์–ธํŠธ๋Š” ๋ธ”๋ก์„ ์ตœ๋Œ€ current_epoch – MIN_EPOCHS_FOR_BLOCK_REQUESTS.
    ์ฒดํฌํฌ์ธํŠธ ๋™๊ธฐํ™”์—์„œ ์‹œ์ž‘ํ•˜๋Š” CL ํด๋ผ์ด์–ธํŠธ๋Š” ๋‹ค์Œ๊นŒ์ง€ ๋ฐฑ์—… BlobsSidecarํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.current_epoch – MIN_EPOCHS_FOR_BLOBS_SIDECARS_REQUESTS

    โš ๏ธ CL ํด๋ผ์ด์–ธํŠธ๋Š” ๋ฐฑํ•„์— ๋Œ€ํ•ด ์–ด๋–ค ์ข…๋ฅ˜์˜ ์œ ํšจ์„ฑ ๊ฒ€์‚ฌ๋ฅผ ์ˆ˜ํ–‰ํ•ด์•ผ BlobsSidecarํ•ฉ๋‹ˆ๊นŒ? ๊ฐ€ ์•„๋‹ˆ๋ฏ€๋กœ ์„œ๋ช…์„ ํ™•์ธํ•  ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค SignedBlobsSidecar. ์ตœ์†Œํ•œ ์ˆ˜ํ–‰ํ•  ์ˆ˜ validate_blobs_sidecar์žˆ์Šต๋‹ˆ๊นŒ? DB์˜ ๋น„์ฝ˜ ๋ธ”๋ก๊ณผ ๊ต์ฐจ ํ™•์ธํ•ฉ๋‹ˆ๊นŒ? (์ด ์˜์—ญ์€ ์‚ฌ์–‘์—์„œ ์ •์˜๋˜์ง€ ์•Š์Œ)

    ๋ฐ˜๋Œ€ ์ธ์ˆ˜ SignedBlobsSidecarsByRange๋Š” ๋…ธ๋“œ๊ฐ€ ๋น„์ฝ˜ ๋ธ”๋ก์„ ๊ฐ–๊ธฐ ์ „์— ์—ญ์‚ฌ์ ์œผ๋กœ ๋ธ”๋กญ์„ ๋‹ค์šด๋กœ๋“œํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์–ด์จŒ๋“  ๋ธ”๋ก์„ ์–ป์„ ๋•Œ๊นŒ์ง€ ๋™๊ธฐํ™” ์ค‘์ธ ์—ญ์‚ฌ์  ๋ธ”๋กญ์— ๋Œ€ํ•œ ์ œ์•ˆ์ž๋ฅผ ์•Œ ํ•„์š”๊ฐ€ ์—†์„ ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.

    ๊ธฐ๋ก ๋™๊ธฐํ™”๋ฅผ ์œ„ํ•ด ๋‹ค์Œ ์„ธ ๊ฐ€์ง€ ์ž‘์—…์„ ์ˆ˜ํ–‰ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

    kzg ์ฆ๋ช… ํ™•์ธ
    ์ œ์•ˆ์ž ์„œ๋ช… ํ™•์ธ
    Blob์ด ํ‘œ์ค€ ์ฒด์ธ์˜ ์ผ๋ถ€์ธ์ง€ ํ™•์ธ
    1์€ ํ•„์ˆ˜๋ผ๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค. 2์™€ 3์€ ๊ฐ™์€ ๊ฐ์ฒด ์•„๋ž˜์—์„œ ๋ธ”๋กญ๊ณผ ๋ธ”๋ก์„ ๊ฒฐํ•ฉํ•˜๋Š” ๊ฒฝ์šฐ์—๋งŒ ์˜๋ฏธ๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค.
    ๋™๊ธฐํ™”์—๋Š” ๋‘ ๊ฐ€์ง€ ๋ฐฉ๋ฒ•์ด ์žˆ์Šต๋‹ˆ๋‹ค. ์ˆœ๋ฐฉํ–ฅ ๋™๊ธฐํ™” ๋ฐ ์—ญ๋ฐฉํ–ฅ ๋™๊ธฐํ™” w/ws ์ƒํƒœ. ์—ญ๋ฐฉํ–ฅ ๋™๊ธฐํ™”์˜ ๊ฒฝ์šฐ Blob์—๋Š” parent_root ํ•„๋“œ๊ฐ€ ์—†๊ณ  ์ฒด์ธ์ด ์•„๋‹ˆ๋ฏ€๋กœ ์‹ค์ œ๋กœ ๊ฐœ๋ณ„ ๋‹จ์œ„๋กœ ํ•˜๋‚˜์”ฉ ์œ ํšจ์„ฑ์„ ๊ฒ€์‚ฌํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
    โ€ฆ

    ์Šคํ† ๋ฆฌ์ง€ ์š”๊ตฌ ์‚ฌํ•ญ
    ๋น„์ฝ˜ ํด๋ผ์ด์–ธํŠธ๋Š” SignedSideCar์ตœ๋Œ€ MIN_EPOCHS_FOR_BLOBS_SIDECARS_REQUESTS. Nํด๋ผ์ด์–ธํŠธ๋Š” ์—ํฌํฌ ๊ธฐ์ค€์œผ๋กœ ์ผ๋ถ€ ๋กค๋ง ์ฐฝ ์ •๋ฆฌ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ๊ตฌํ˜„ํ•  ๊ฒƒ ์ž…๋‹ˆ๋‹ค.
    ์ถ”๊ฐ€ ์ €์žฅ ์š”๊ตฌ ์‚ฌํ•ญ์— ๊ด€ํ•ด์„œ. ์ตœ์•…์˜ ๊ฒฝ์šฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค. MIN_EPOCHS_FOR_BLOBS_SIDECARS_REQUESTS* SLOTS_IN_EPOCH* 2MB๋Š” ~525GB์ž…๋‹ˆ๋‹ค .

    1MB/2MB(๋ชฉํ‘œ/์ตœ๋Œ€)์˜ ๊ฒฝ์ œ์„ฑ์€ ์žฅ๊ธฐ์ ์œผ๋กœ ํ‰๊ท  1MB๊ฐ€ ๋œ๋‹ค๋Š” ์ ์„ ๋ช…์‹ฌํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. ํ˜„์žฌ ๋„คํŠธ์›Œํ‚น์—์„œ 1MB/2MB๊ฐ€ ํ˜„์‹ค์ ์ธ์ง€ ์—ฌ๋ถ€๋Š” ๋‘๊ณ  ๋ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. ๊ฐ€๋Šฅํ•œ ํŠธ๋ ˆ์ด๋“œ ์˜คํ”„๋Š” ๋„คํŠธ์›Œํฌ ๋ณต์žก์„ฑ์„ ์ฆ๊ฐ€์‹œํ‚ค๊ฑฐ๋‚˜ ๊ฐ’์„ ๋‚ฎ์ถ”๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๋งˆ์ง€๋ง‰์œผ๋กœ 4์ฃผ( MIN_EPOCHS_FOR_BLOBS_SIDECARS_REQUESTS)์˜ ์ƒํ•œ์„ ์„ 2์ฃผ๋กœ ๋‚ฎ์ถœ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ตœ์•…์˜ ๊ฒฝ์šฐ ๊ณ„์‚ฐ ~ 525GB๋Š” ํ›จ์”ฌ ๋‚ฎ์„ ๊ฒƒ์ž…๋‹ˆ๋‹ค.

    MIN_EPOCHS_FOR_BLOBS_SIDECARS_REQUESTSโš ๏ธ ์ดํƒ€์  ๋…ธ๋“œ๊ฐ€ ๋” ๊ธด ๊ธฐ๊ฐ„ ๋™์•ˆ ์–ผ๋ฃฉ์„ ์ €์žฅํ•  ์ˆ˜ ์žˆ๋„๋ก ์Šน์ˆ˜๋ฅผ ํ™œ์„ฑํ™”ํ•˜๊ธฐ ์œ„ํ•ด CLI ํ”Œ๋ž˜๊ทธ๋ฅผ ์ถ”๊ฐ€ํ•˜๋Š” ๊ฒƒ์ด ๋„์›€์ด ๋˜๋Š”์ง€ ๊ถ๊ธˆํ•ฉ๋‹ˆ๋‹ค . ๋‹จ์ ์€ ์ด๋Ÿฌํ•œ ๋””์ž์ธ์ด ๋งค์šฐ ๋‚ฎ์€ ์ˆซ์ž ๋กœ ํ•˜๋“œ์ฝ”๋”ฉํ•˜๋Š” ์‚ฌ๋žŒ์ด ๋‚จ์šฉํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค .MIN_EPOCHS_FOR_BLOBS_SIDECARS_REQUESTS

    ๋„คํŠธ์›Œํ‚น ์š”๊ตฌ ์‚ฌํ•ญ
    ํ˜„์žฌ ๊ฐ€์‹ญ ์„ฑ๋Šฅ ๋ฐ ๋…ธ๋“œ ๋Œ€์—ญํญ ๊ณ ๋ ค ์‚ฌํ•ญ์„ ๊ณ ๋ คํ•  ๋•Œ Blob์˜ ์•ˆ์ „ํ•œ ํฌ๊ธฐ(๋Œ€์ƒ ๋ฐ ์ตœ๋Œ€๊ฐ’)๊ฐ€ 4844์ธ์ง€ ํ™•์‹คํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.

    ํ—˜๋‹ด ์‚ฌ์ด๋“œ์นด ๋ฐ ์š”์ฒญ-์‘๋‹ต ์‚ฌ์ด๋“œ์นด์— ํ•„์š”ํ•œ ์ถ”๊ฐ€ ๋Œ€์—ญํญ์ด ์žˆ์Šต๋‹ˆ๋‹ค. ํ˜„์žฌ ๊ฒŒ์‹œ๋œ ๊ถŒ์žฅ ์‚ฌํ•ญ์€ ์ตœ์†Œ 10Mb/s ๋Œ€์นญ ๋ฐ “๊ถŒ์žฅ” 25Mb/s์ž…๋‹ˆ๋‹ค: https://ethereum.org/en/developers/docs/nodes-and-clients/ . ์ด ๋ฒ”์œ„์˜ ๋…ธ๋“œ ๋„คํŠธ์›Œํฌ๋ฅผ ๊ฐ€์ •ํ•  ๋•Œ ํ˜„์žฌ ๋น„์ฝ˜ ์ฒด์ธ ์Šฌ๋กฏ ๊ตฌ์กฐ๊ฐ€ ์ฃผ์–ด์ง€๋ฉด ๋„คํŠธ์›Œํฌ๊ฐ€ ์ฒ˜๋ฆฌํ•  ์ˆ˜ ์žˆ๋Š” ์•ˆ์ „ํ•œ Blob ํฌ๊ธฐ๋Š” ์–ผ๋งˆ์ž…๋‹ˆ๊นŒ(4์ดˆ ์ด์ „์— ๊ด‘๋ฒ”์œ„ํ•œ ๋ณด๊ธ‰ ํ•„์š”).

    ์ด ๊ฐ’์„ ์กฐ์ •ํ•˜๊ธฐ ์œ„ํ•ด ์ˆ˜ํ–‰ํ•ด์•ผ ํ•˜๋Š” ํŽœ๊ณผ ์ข…์ด ๋ฐ/๋˜๋Š” ์‹คํ—˜์  ๋ถ„์„์ด ์žˆ์Šต๋‹ˆ๊นŒ?

    ๋Œ€์—ญํญ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๋Š” ๋ช‡ ๊ฐ€์ง€ ๋ฐฉ๋ฒ•์ด ์žˆ์Šต๋‹ˆ๋‹ค.

    ์ฆํญ ์ธ์ž ๊ฐ์†Œ
    ์ตœ๋Œ€ ์–ผ๋ฃฉ ํฌ๊ธฐ ์ค„์ด๊ธฐ
    Blob ํ‘ธ์‹œ vs ํ’€
    ๋ธ”๋กญ ์‚ฌ์ด๋“œ์นด๋ฅผ ์„ ํƒ ์ฃผ์ œ
    ๋กœ ์„ค์ • ๊ฐ€์‹ญ ์ฆํญ ์š”์ธ์„ ์‚ดํŽด๋ณด๊ณ  ๋Œ€์—ญํญ ์ธก์ • ์‹œ์Šคํ…œ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ์ฆํญ์„ ์กฐ์ •ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. Go libp2p๋Š” ์ถ”์ ํ•  ํ”ผ์–ด ๊ธฐ์ค€์œผ๋กœ ๋ฆฌ์†Œ์Šค ์ธก์ • ์‹œ์Šคํ…œ์„ ์ง€์›ํ•ฉ๋‹ˆ๋‹ค. ์†๋„ ์ œํ•œ์€ ์‘์šฉ ํ”„๋กœ๊ทธ๋žจ ๊ณ„์ธต(req/res ์ œํ•œ) ๋ฐ gossipsub์—์„œ ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    ์‚ฌ์ด๋“œ์นด ์—†์ด ์ฐจ๋‹จ == ๋‚™๊ด€์  ์ฐจ๋‹จ?
    ์‚ฌ์ด๋“œ์นด ์ปดํŒจ๋‹ˆ์–ธ์ด ์—†๋Š” ๋ธ”๋ก์€ ์œ ํšจํ•œ ๊ฒƒ์œผ๋กœ ๊ฐ„์ฃผ๋˜์ง€ ์•Š์ง€๋งŒ ์ฒ˜๋ฆฌํ•ด๋„ ๋ฉ๋‹ˆ๋‹ค. ์š”๊ตฌ ์‚ฌํ•ญ์„ ์ฐธ์กฐํ•˜์‹ญ์‹œ์˜ค is_data_available. ์‚ฌ์–‘์— ๋ช…์‹œ๋œ ๋Œ€๋กœ ๋ธ”๋ก์€ “๋‚™๊ด€์ ์œผ๋กœ” ์ฒ˜๋ฆฌ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    โš ๏ธ SYNCING/ ACCEPTEDํŽ˜์ด๋กœ๋“œ๊ฐ€ ์žˆ๋Š” ๋ธ”๋ก๊ณผ ์‚ฌ์ด๋“œ์นด๊ฐ€ ์—†๋Š” ๋ธ”๋ก ์‚ฌ์ด์— ์–ด๋–ค ํ‰ํ–‰์„ ์„ ๊ทธ๋ฆด ์ˆ˜ ์žˆ์Šต๋‹ˆ๊นŒ? ํ˜„์žฌ Prysm ๋””์ž์ธ์€ ์‚ฌ์ด๋“œ์นด๊ฐ€ ์—†๋Š” ๋ธ”๋ก์„ ํ—ค๋“œ๋กœ ๊ฐ„์ฃผํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ์ด๋‚ด์—filter_block_tree

    if correct_justified and correct_finalized and is_data_available:
    blocks[block_root] = block
    return True
    EL์ด ๋ณด๊ณ ํ•˜๋ฉด ๊ทธ๋Ÿฌํ•œ ๋ธ”๋ก์„ ๊ฒ€์ฆํ•˜๋Š” ๊ฒƒ์ด ์ œ์ •์‹ ์ธ ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค INVALID. ๊ทธ๋Ÿฐ VALID๋‹ค์Œ ๋…ธ๋“œ๊ฐ€ ์ฆ‰์‹œ ์ฐพ์„ ์ˆ˜ ์—†๋Š” ๊ฒฝ์šฐ ๊ฐ๊ฐ์˜ ์–ผ๋ฃฉ์„ ์ฐพ์Šต๋‹ˆ๋‹ค. ์‚ฌ์ด๋“œ์นด๊ฐ€ ์—†๋Š” ๋ธ”๋ก์€ ์˜๋ฏธ๊ฐ€ ์—†์Šต๋‹ˆ๋‹ค. ๋‚™๊ด€์  ๋ชจ๋“œ๊ฐ€ ์กด์žฌํ•˜๋Š” ์ด์œ ๋Š” ๋…ธ๋“œ๊ฐ€ ๋™๊ธฐํ™”/๋ณต๊ตฌ๋ฅผ ์‹œ๋„ํ•˜๊ธฐ ์œ„ํ•ด EL ํด๋ผ์ด์–ธํŠธ ํ—ค๋“œ๋ฅผ ๊ณ„์† ๋ณด๋‚ผ ์ˆ˜ ์žˆ๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค. ์ด ๊ฒฝ์šฐ EL ํด๋ผ์ด์–ธํŠธ๋Š” ๋™๊ธฐํ™”๋˜์ง€ ์•Š์œผ๋ฏ€๋กœ ๋‚™๊ด€์ ์ธ ๊ฒƒ์€ ๋ถ€๊ฐ€๊ฐ€์น˜๊ฐ€ ๋งŽ์ง€ ์•Š์Šต๋‹ˆ๋‹ค.

    KZG ์‹œํ–‰ ํ˜„ํ™ฉ
    ๊ตฌํ˜„ ์ „๋ฐ˜์— ๊ฑธ์ณ ์‚ฌ์šฉํ•  ์ตœ์ƒ์˜ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ๊ฒฐ์ •ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. ๋ชจ๋“  CL ํŒ€์—์„œ ๋‹จ์ผ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ์‚ฌ์šฉ์œผ๋กœ ์ด๋ฅผ ์ˆ˜๋ ดํ•˜๋Š” ๊ฒƒ์ด ์ข‹์„ ๊ฒƒ์ž…๋‹ˆ๋‹ค.
    ์ €๋Š” George๊ฐ€ Supranational ํŒ€๊ณผ ์ด์•ผ๊ธฐํ•˜๊ณ  ์š”์ฒญ๋œ ๊ธฐ๋Šฅ ๋ชฉ๋ก์„ ์ œ๊ณตํ–ˆ๋‹ค๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค. Discord ๋ฅผ ๊ธฐ๋ฐ˜ ์œผ๋กœ ํ•˜๋ฉด ์ด๊ฒƒ์ด go

    • compute_powers()
      kzg matrix_lincomb()
      ๋ฅผ ์™„์ „ํžˆ ๋Œ€์ฒดํ•  ์ˆ˜ ์žˆ๋„๋ก blst ๊ฐ€ ๋…ธ์ถœํ•  ๊ฒƒ์œผ๋กœ ์˜ˆ์ƒ๋˜๋Š” KZG/๋‹คํ•ญ์‹ ํ•จ์ˆ˜์˜ ๋ชฉ๋ก์ด๋ผ๊ณ  ์ƒ๊ฐ ํ•ฉ๋‹ˆ๋‹ค . ์„ฑ๋Šฅ์— ๋ฏผ๊ฐํ•œ ๊ธฐ๋Šฅ์„ ์œ„ํ•ด ๋งŒ๋“ค์–ด์ง„ ์˜ˆ์™ธ๋ฅผ ์ œ์™ธํ•˜๊ณ  blst๊ฐ€ ์ œ๊ณตํ•˜๋Š” ๋ชจ๋“  ๊ธฐ๋ณธ ๊ธฐ๋Šฅ. BLST์—๋Š” ์ด๋ฏธ ํ•„๋“œ ์š”์†Œ์—์„œ ์ž‘๋™ํ•˜๋Š” ๊ธฐ๋Šฅ์ด ํฌํ•จ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. ๋”ฐ๋ผ์„œ ์ง€๊ธˆ ๋‹น์žฅ BLST๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์‚ฌ์–‘์—์„œ ์„ฑ๋Šฅ์— ์ค‘์š”ํ•˜์ง€ ์•Š์€ ๊ธฐ๋Šฅ์„ ๋งŽ์ด ๊ตฌํ˜„ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.g1_lincomb()
      bytes_to_bls_field()
      evaluate_polynomial_in_evaluation_form()
      verify_kzg_proof()
      compute_kzg_proof()

    BLST์—์„œ ์ง€์›ํ•˜์ง€ ์•Š๋Š” ๋ˆ„๋ฝ๋œ ๊ธฐ๋Šฅ์„ ์ฑ„์šฐ๋Š” Dankrad์™€ Ben์ด ์ž‘์—… ์ค‘์ธ c-kzg ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ๋„ ์žˆ์Šต๋‹ˆ๋‹ค . c-kzg๋Š” Supranational์ด KZG ๊ธฐ๋Šฅ์„ ์ถ”๊ฐ€ํ•˜๋Š” ๋ฐ ๋„ˆ๋ฌด ์˜ค๋ž˜ ๊ฑธ๋ฆฌ๋Š” ๊ฒฝ์šฐ ๋‹จ๊ธฐ์ ์œผ๋กœ ์œ ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

    ํ˜„์žฌ devnet ๋ฐ Prysm ํ”„๋กœํ† ํƒ€์ž…์€ BLS ์‚ฌ์ „ ์ปดํŒŒ์ผ์„ ์ง€์›ํ•˜๊ธฐ ์œ„ํ•ด ์ด์ „์— Geth๊ฐ€ ๋ถ„๊ธฐํ•œ Kilic-BLS ์œ„์— ๋ž˜ํ•‘๋˜๋Š” Go-KZG ์œ ํ˜•์„ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค. ์ด๊ฒƒ์€ CL ํด๋ผ์ด์–ธํŠธ์—์„œ ์‚ฌ์šฉ๋˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.
    Go-KZG์—๋Š” ๋‹ค๋ฅธ BLS ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š” ์˜ต์…˜์ด ์žˆ์Šต๋‹ˆ๋‹ค. BLST๋ฅผ ์‹œ๋„ํ–ˆ์ง€๋งŒ ๋ฉ”๋ชจ๋ฆฌ ๊ด€๋ฆฌ๊ฐ€ ๋ถ€์กฑํ•˜์—ฌ ์–ด๋ ค์› ์Šต๋‹ˆ๋‹ค. CGO ์œ ํ˜•์„ Go ์œ ํ˜•์œผ๋กœ ๋ž˜ํ•‘ํ•˜๋Š” ๊ฒƒ์€ ์–ด๋ ต์Šต๋‹ˆ๋‹ค.
    ํ˜„์žฌ BLST๋Š” ์ผ๋ถ€ ์ž‘์—… ์š”๊ตฌ ์‚ฌํ•ญ์„ ๋…ธ์ถœํ•˜์ง€๋งŒ ๋ชจ๋“  ์ž‘์—…์ด
    Supranational์€ ์•„๋‹ˆ์ง€๋งŒ ํ˜„์žฌ ํŽ˜์–ด๋ง์„ ์œ„ํ•œ ์ธํ„ฐํŽ˜์ด์Šค๊ฐ€ ๋งค์šฐ ๋ฒˆ๊ฑฐ๋กญ๊ณ  ๋ฌธ์„œ๋ฅผ ๊ฐœ์„ ํ•  ๊ฒƒ์ด๋ผ๋Š” ๋ฐ ๋™์˜ํ–ˆ์Šต๋‹ˆ๋‹ค.

    ๋ฒˆ์—ญ๋ณธ ์›๋ฌธ ์ž‘์„ฑ์ž: @terencechain

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