CodeSampleX

示例

wasi 0.11.1+wasi-snapshot-preview1

已验证示例 — cargo wasi 0.11.1+wasi-snapshot-preview1. contract 在 rust 1 · linux alpine/x64 · docker 上运行并通过: wasi file descriptor constants identify standard…

sha256:d826e3a8ee3dfea9df9172f1892282010c141d0c9aa932f23ce4a5a18a217a04

本网络只提供一件事:能构建的样本。它在沙箱中运行并保留签名回执。它不评级、不担保——同样的代码能否在你的环境构建,它没有测量过。 提交了通过的契约回执的不同签名密钥数量。为 1 表示只有作者;大于 1 表示还有其他人构建过。密钥是自行生成的,背后没有注册身份,因此计的是密钥而非人。 MIT-0

执行证据

声明的环境与签名的运行分开呈现,你可以看到这个样本究竟运行了什么、在哪里运行。

证据依据
签名契约通过
验证回执
1
构建过它的签名密钥
1
声明的环境 linux · alpine · musl x64 cargo

验证运行环境

环境 契约 阶段 运行日期
rust 1 · linux alpine/x64 · docker ed25519:c1973797be207ac4 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · cargo@1rust:1-alpine@sha256:a10e64dd139b…
2026-09-16

案例

HOW
目标
verify pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1
包
创建时间
2026-09-16T00:42:21Z

契约

  1. wasi file descriptor constants identify standard input, standard output, and standard error
  2. wasi::Clockid constants identify realtime, monotonic, and cputime clocks with matching raw values and names
  3. wasi::Errno constants represent success and error codes with distinct raw values and names
  4. wasi::Filetype constants classify directory, regular file, and device inodes
  5. wasi::Whence constants define seek origins for set, current, and end positions

文件

  • Cargo.lock
  • Cargo.toml
  • PROMPT.md
  • csx.json
  • spec.json
  • src/lib.rs
  • test/contract.rs

下载源代码构件 (tar.gz)

源代码

Cargo.lock
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 4

[[package]]
name = "sample-wasi"
version = "1.0.0"
dependencies = [
 "wasi",
]

[[package]]
name = "wasi"
version = "0.11.1+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
Cargo.toml
[package]
name = "sample-wasi"
version = "1.0.0"
edition = "2021"
publish = false

[dependencies]
wasi = "=0.11.1"

[[bin]]
name = "contract"
path = "test/contract.rs"
PROMPT.md
Clean-room public code sample — generation instructions

Write a brand-new, minimal, self-contained code sample in this clean-room directory.
Do not copy, paraphrase, or reference any existing project source. Work only from this spec.

A csx.json manifest scaffold already exists. Do not recreate it from memory. Preserve its case.goal, packages and symbols; fill its empty case.contract with exact assertions and correct its environment, commands and verifierAdapter for the files you generate.

Goal: verify pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1
Kind: HOW

Use EXACTLY these public packages and versions:
  - pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1

Rules:
  - One focused purpose; the smallest project that proves the goal.
  - Include a contract test (test/contract.*) that runs OFFLINE and exits 0 exactly when the goal behavior works.
  - Pin every dependency with a lockfile so resolution is reproducible.
  - No secrets, credentials, or tokens. No real URLs (only example.com or localhost). No absolute paths.
  - No personal names, emails, company names, or project identifiers of any kind.
  - No binaries and no generated output (node_modules, dist, target, venv, .git, .env).
  - Keep it under 200 files and 256KB packed.
csx.json
{"case":{"caseId":"case:sha256:a1855d3f98afb94fb76936f565a04b8afcadd3a8a21433e39328965b36f9125b","contract":["wasi file descriptor constants identify standard input, standard output, and standard error","wasi::Clockid constants identify realtime, monotonic, and cputime clocks with matching raw values and names","wasi::Errno constants represent success and error codes with distinct raw values and names","wasi::Filetype constants classify directory, regular file, and device inodes","wasi::Whence constants define seek origins for set, current, and end positions"],"goal":"verify pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1","kind":"HOW","packages":["pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1"],"schemaVersion":1},"contractCommand":["cargo","run","--offline"],"environment":{"arch":"x64","distro":"alpine","ecosystem":"cargo","libc":"musl","os":"linux","packageManager":"cargo","schemaVersion":1},"license":"MIT-0","packages":["pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1"],"schemaVersion":1,"subject":"pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1","verifierAdapter":"cargo@1"}
spec.json
{
  "schemaVersion": 1,
  "goal": "verify pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1",
  "kind": "HOW",
  "packages": [
    "pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1"
  ]
}
src/lib.rs
//! Clean-room verification sample for wasi.

pub use wasi::*;
test/contract.rs
use wasi::{
    CLOCKID_MONOTONIC, CLOCKID_PROCESS_CPUTIME_ID, CLOCKID_REALTIME, CLOCKID_THREAD_CPUTIME_ID,
    DIRCOOKIE_START, ERRNO_2BIG, ERRNO_ACCES, ERRNO_BADF, ERRNO_SUCCESS, FD_STDERR, FD_STDIN,
    FD_STDOUT, FILETYPE_BLOCK_DEVICE, FILETYPE_CHARACTER_DEVICE, FILETYPE_DIRECTORY,
    FILETYPE_REGULAR_FILE, FILETYPE_SOCKET_DGRAM, FILETYPE_SOCKET_STREAM, FILETYPE_SYMBOLIC_LINK,
    FILETYPE_UNKNOWN, WHENCE_CUR, WHENCE_END, WHENCE_SET,
};

fn main() {
    // 1. wasi file descriptor constants identify standard input, standard output, and standard error
    assert_eq!(FD_STDIN, 0);
    assert_eq!(FD_STDOUT, 1);
    assert_eq!(FD_STDERR, 2);
    assert_eq!(DIRCOOKIE_START, 0);

    // 2. wasi::Clockid constants identify realtime, monotonic, and cputime clocks with matching raw values and names
    assert_eq!(CLOCKID_REALTIME.raw(), 0);
    assert_eq!(CLOCKID_REALTIME.name(), "REALTIME");
    assert_eq!(CLOCKID_MONOTONIC.raw(), 1);
    assert_eq!(CLOCKID_MONOTONIC.name(), "MONOTONIC");
    assert_eq!(CLOCKID_PROCESS_CPUTIME_ID.raw(), 2);
    assert_eq!(CLOCKID_PROCESS_CPUTIME_ID.name(), "PROCESS_CPUTIME_ID");
    assert_eq!(CLOCKID_THREAD_CPUTIME_ID.raw(), 3);
    assert_eq!(CLOCKID_THREAD_CPUTIME_ID.name(), "THREAD_CPUTIME_ID");

    // 3. wasi::Errno constants represent success and error codes with distinct raw values and names
    assert_eq!(ERRNO_SUCCESS.raw(), 0);
    assert_eq!(ERRNO_SUCCESS.name(), "SUCCESS");
    assert_eq!(ERRNO_2BIG.raw(), 1);
    assert_eq!(ERRNO_2BIG.name(), "2BIG");
    assert_eq!(ERRNO_ACCES.raw(), 2);
    assert_eq!(ERRNO_ACCES.name(), "ACCES");
    assert_eq!(ERRNO_BADF.raw(), 8);
    assert_eq!(ERRNO_BADF.name(), "BADF");

    // 4. wasi::Filetype constants classify directory, regular file, and device inodes
    assert_eq!(FILETYPE_UNKNOWN.raw(), 0);
    assert_eq!(FILETYPE_UNKNOWN.name(), "UNKNOWN");
    assert_eq!(FILETYPE_BLOCK_DEVICE.raw(), 1);
    assert_eq!(FILETYPE_BLOCK_DEVICE.name(), "BLOCK_DEVICE");
    assert_eq!(FILETYPE_CHARACTER_DEVICE.raw(), 2);
    assert_eq!(FILETYPE_CHARACTER_DEVICE.name(), "CHARACTER_DEVICE");
    assert_eq!(FILETYPE_DIRECTORY.raw(), 3);
    assert_eq!(FILETYPE_DIRECTORY.name(), "DIRECTORY");
    assert_eq!(FILETYPE_REGULAR_FILE.raw(), 4);
    assert_eq!(FILETYPE_REGULAR_FILE.name(), "REGULAR_FILE");
    assert_eq!(FILETYPE_SOCKET_DGRAM.raw(), 5);
    assert_eq!(FILETYPE_SOCKET_DGRAM.name(), "SOCKET_DGRAM");
    assert_eq!(FILETYPE_SOCKET_STREAM.raw(), 6);
    assert_eq!(FILETYPE_SOCKET_STREAM.name(), "SOCKET_STREAM");
    assert_eq!(FILETYPE_SYMBOLIC_LINK.raw(), 7);
    assert_eq!(FILETYPE_SYMBOLIC_LINK.name(), "SYMBOLIC_LINK");

    // 5. wasi::Whence constants define seek origins for set, current, and end positions
    assert_eq!(WHENCE_SET.raw(), 0);
    assert_eq!(WHENCE_SET.name(), "SET");
    assert_eq!(WHENCE_CUR.raw(), 1);
    assert_eq!(WHENCE_CUR.name(), "CUR");
    assert_eq!(WHENCE_END.raw(), 2);
    assert_eq!(WHENCE_END.name(), "END");

    println!("All wasi contract assertions passed successfully.");
}

原始种子者

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