@openai/agents-core/dist/sandbox/shared/pathProbe.js

The OpenAI Agents SDK is a lightweight yet powerful framework for building multi-agent workflows.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isSandboxPathNotFoundError = isSandboxPathNotFoundError;
exports.probeSandboxPathExists = probeSandboxPathExists;
exports.probeSandboxDirectoryExists = probeSandboxDirectoryExists;
const errors_1 = require("../errors.js");
const shell_1 = require("./shell.js");
const READ_PATH_PROBE_SCRIPT = `
# OPENAI_AGENTS_READ_PATH_PROBE_V1
LC_ALL=C
export LC_ALL
original_path=$path
resolved_path=
symlink_depth=0
lookup_retries=0

resolve_probe_path() {
  if [ "$symlink_depth" -gt 40 ] || [ "\${#1}" -gt 4095 ]; then
    return 2
  fi
  if [ "$1" = / ]; then
    resolved_path=/
    return 0
  fi

  parent=\${1%/*}
  if [ -z "$parent" ] || [ "$parent" = "$1" ]; then
    parent=/
  fi
  resolve_probe_path "$parent" || return 2
  resolved_parent=$resolved_path
  base=\${1##*/}
  if [ "\${#base}" -gt 255 ]; then
    return 2
  fi
  if [ "$resolved_parent" = / ]; then
    candidate=/$base
  else
    candidate=$resolved_parent/$base
  fi

  if [ -L "$candidate" ]; then
    target_with_marker=$(readlink -n "$candidate" && printf .) || return 2
    target=\${target_with_marker%.}
    symlink_depth=$((symlink_depth + 1))
    if [ "$symlink_depth" -gt 40 ]; then
      return 2
    fi
    case "$target" in
      /*) resolve_probe_path "$target" ;;
      *) resolve_probe_path "$resolved_parent/$target" ;;
    esac
    return $?
  fi

  resolved_path=$candidate
}

resolve_probe_path "$path" || exit 2
path=$resolved_path
candidate=$path
child=

while :; do
  if [ -e "$candidate" ]; then
    if [ "$candidate" = "$path" ]; then
      exit 0
    fi
    if [ ! -d "$candidate" ] || [ ! -x "$candidate" ]; then
      exit 2
    fi
    lookup_result=$(
      find "$child" -prune -print 2>&1 >/dev/null
      lookup_status=$?
      printf '.%s' "$lookup_status"
    )
    lookup_status=\${lookup_result##*.}
    lookup_error=\${lookup_result%.*}
    if [ "$lookup_status" -eq 0 ]; then
      if [ "$lookup_retries" -ge 1 ]; then
        exit 2
      fi
      lookup_retries=$((lookup_retries + 1))
      resolved_path=
      symlink_depth=0
      resolve_probe_path "$original_path" || exit 2
      path=$resolved_path
      candidate=$path
      child=
      continue
    fi
    if [ "$lookup_status" -eq 1 ]; then
      lookup_error=$(printf %s "$lookup_error")
      case "$lookup_error" in
        *": No such file or directory") exit 1 ;;
      esac
    fi
    exit 2
  fi
  if [ "$candidate" = / ]; then
    exit 2
  fi
  child=$candidate
  candidate=\${candidate%/*}
  if [ -z "$candidate" ]; then
    candidate=/
  fi
done
`.trim();
function isSandboxPathNotFoundError(error) {
    if (typeof error !== 'object' || error === null) {
        return false;
    }
    try {
        if (error instanceof errors_1.SandboxWorkspaceReadNotFoundError) {
            return true;
        }
        const code = error.code;
        return code === 'ENOENT' || code === 'workspace_read_not_found';
    }
    catch {
        return false;
    }
}
async function probeSandboxPathExists(options) {
    const quotedPath = (0, shell_1.shellQuote)(options.path);
    const initial = await options.runCommand(`test -e ${quotedPath}`);
    if (initial.status === 0 && !hasProcessFailure(initial)) {
        return true;
    }
    if (initial.status !== 1 || hasProcessFailure(initial)) {
        throw createPathProbeError(options, initial);
    }
    const diagnostic = pathProbeDiagnostic(initial);
    if (diagnostic.length === 0 && initial.stdout?.trim()) {
        throw createPathProbeError(options, initial);
    }
    if (diagnostic.length > 0) {
        if (isMissingPathDiagnostic(diagnostic, options.path)) {
            return false;
        }
        if (!hasMissingPathDiagnostic(diagnostic)) {
            throw createPathProbeError(options, initial);
        }
    }
    const result = await options.runCommand(`test -e ${quotedPath} || (path=${quotedPath}; ${READ_PATH_PROBE_SCRIPT})`);
    if (result.status === 0 && !hasProcessFailure(result)) {
        return true;
    }
    if (result.status === 1 && !hasProcessFailure(result)) {
        const probeDiagnostic = pathProbeDiagnostic(result);
        if ((!result.stdout?.trim() && probeDiagnostic.length === 0) ||
            isMissingPathDiagnostic(probeDiagnostic, options.path)) {
            return false;
        }
    }
    throw createPathProbeError(options, result);
}
async function probeSandboxDirectoryExists(options) {
    if (!(await probeSandboxPathExists(options))) {
        return false;
    }
    const result = await options.runCommand(`test -d ${(0, shell_1.shellQuote)(options.path)} && test -x ${(0, shell_1.shellQuote)(options.path)}`);
    if (result.status === 0 && !hasProcessFailure(result)) {
        return true;
    }
    if (result.status === 1 &&
        !hasProcessFailure(result) &&
        !result.stdout?.trim() &&
        !result.stderr?.trim()) {
        return false;
    }
    throw createPathProbeError(options, result);
}
function hasProcessFailure(result) {
    return Boolean(result.timedOut || result.signal || result.error);
}
function pathProbeDiagnostic(result) {
    return result.stderr?.trim() ?? '';
}
function hasMissingPathDiagnostic(diagnostic) {
    return /(?:no such file or directory|not found|does not exist|missing(?: path| file)?)/iu.test(diagnostic);
}
function isMissingPathDiagnostic(diagnostic, path) {
    if (!hasMissingPathDiagnostic(diagnostic)) {
        return false;
    }
    const escapedPath = path.replace(/[.*+?^${}()|[\]\\]/gu, '\\$&');
    const pathExpression = `(?:["'\\x60])?${escapedPath}(?:["'\\x60])?`;
    const missingExpression = '(?:no such file or directory|not found|does not exist|missing(?: path| file)?)';
    return new RegExp(`(?:${pathExpression}\\s*:\\s*${missingExpression}|${pathExpression}\\s+(?:was\\s+)?${missingExpression}|${missingExpression}\\s*:?\\s*${pathExpression})(?:$|[\\s.;])`, 'iu').test(diagnostic);
}
function createPathProbeError(options, result) {
    if (options.createError) {
        return options.createError(result);
    }
    const diagnostic = pathProbeDiagnostic(result);
    const suffix = diagnostic ? `: ${diagnostic}` : '';
    return new errors_1.SandboxWorkspaceArchiveReadError(`Failed to determine whether sandbox path exists: ${options.path}${suffix}`, {
        path: options.path,
        status: result.status,
        signal: result.signal,
        timedOut: result.timedOut,
        stdoutBytes: result.stdout?.length ?? 0,
    });
}
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