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f307391637
Every add/re-pair path goes through the environment store; it now compares the offer's public key with this profile's own runtime key before saving. Co-authored-by: m4air <m4air@m4airs-MacBook-Air.local> Co-authored-by: s546126 <s546126@users.noreply.github.com>
33 lines
1.2 KiB
TypeScript
33 lines
1.2 KiB
TypeScript
import { existsSync } from 'node:fs'
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import { join } from 'node:path'
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import { readNodeFileSyncWithinLimit } from './node-bounded-file-reader'
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export const E2EE_KEYPAIR_FILENAME = 'orca-e2ee-keypair.json'
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export const MAX_E2EE_KEYPAIR_FILE_BYTES = 8 * 1024
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/** This profile's runtime public key, or null when the profile has none or it cannot be read. */
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export function readProfileRuntimePublicKey(userDataPath: string): Buffer | null {
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const filePath = join(userDataPath, E2EE_KEYPAIR_FILENAME)
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if (!existsSync(filePath)) {
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return null
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}
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try {
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const raw: unknown = JSON.parse(
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readNodeFileSyncWithinLimit(filePath, MAX_E2EE_KEYPAIR_FILE_BYTES).buffer.toString('utf8')
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)
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if (typeof raw !== 'object' || raw === null || !('publicKeyB64' in raw)) {
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return null
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}
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const key =
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typeof raw.publicKeyB64 === 'string' ? Buffer.from(raw.publicKeyB64, 'base64') : null
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return key && key.length === 32 ? key : null
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} catch {
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return null
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}
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}
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export function isProfileRuntimePublicKey(userDataPath: string, publicKeyB64: string): boolean {
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const own = readProfileRuntimePublicKey(userDataPath)
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return own !== null && own.equals(Buffer.from(publicKeyB64, 'base64'))
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}
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