commit f107f35cceefea32abaae79d0ffb2b8718067029 · edouard.paris/did-method-plc

+23

packages/lib/src/client.ts

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       import axios from 'axios'

     

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       import * as t from './types'

     

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       export class Client {

     
···

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         postOpUrl(did: string): string {

     

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           return `${this.url}/${encodeURIComponent(did)}`

     

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         }

     

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         async sendOperation(did: string, op: t.Operation) {

···

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       import { cidForCbor } from '@atproto/common'

     

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       import { Keypair } from '@atproto/crypto'

     

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       import axios from 'axios'

     

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       import { signOperation } from './operations'

     

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       import * as t from './types'

     

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       export class Client {

     
···

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         postOpUrl(did: string): string {

     

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           return `${this.url}/${encodeURIComponent(did)}`

     

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         }

     

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         async getLastOp(did: string): Promise<t.Operation> {

     

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           const res = await axios.get(`${this.url}/log/${encodeURIComponent(did)}`)

     

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           return res.data

     

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         }

     

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         async applyPartialOp(did: string, delta: Partial<t.Operation>, key: Keypair) {

     

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           const lastOp = await this.getLastOp(did)

     

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           const prev = await cidForCbor(lastOp)

     

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           const op = await signOperation(

     

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             {

     

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               ...lastOp,

     

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               ...delta,

     

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               prev: prev.toString(),

     

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             },

     

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             key,

     

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           )

     

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           console.log(op)

     

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           await this.sendOperation(did, op)

     

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         }

     

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         async sendOperation(did: string, op: t.Operation) {

+1 -1

packages/lib/src/operations.ts

···

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         }

     

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         return {

     

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           signingKey: op.signingKey,

     

       44
       -
           rotationKeys: [op.signingKey, op.recoveryKey],

     

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           handles: [op.handle],

     

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           services: {

     

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             atpPds: op.service,

···

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         }

     

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         return {

     

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           signingKey: op.signingKey,

     

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           rotationKeys: [op.recoveryKey, op.signingKey],

     

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           handles: [op.handle],

     

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           services: {

     

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             atpPds: op.service,

+34

packages/lib/tests/compatibility.test.ts

···

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       import { EcdsaKeypair, Secp256k1Keypair } from '@atproto/crypto'

     

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       import { deprecatedSignCreate, normalizeOp } from '../src'

     

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       describe('compatibility', () => {

     

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         it('normalizes legacy create ops', async () => {

     

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           const signingKey = await Secp256k1Keypair.create()

     

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           const recoveryKey = await EcdsaKeypair.create()

     

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           const handle = 'alice.test'

     

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           const service = 'https://example.com'

     

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           const legacy = await deprecatedSignCreate(

     

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             {

     

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               type: 'create',

     

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               signingKey: signingKey.did(),

     

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               recoveryKey: recoveryKey.did(),

     

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               handle,

     

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               service,

     

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               prev: null,

     

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             },

     

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             signingKey,

     

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           )

     

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           const normalized = normalizeOp(legacy)

     

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           expect(normalized).toEqual({

     

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             signingKey: signingKey.did(),

     

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             rotationKeys: [recoveryKey.did(), signingKey.did()],

     

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             handles: [handle],

     

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             services: {

     

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               atpPds: service,

     

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             },

     

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             prev: null,

     

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             sig: legacy.sig,

     

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           })

     

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         })

     

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       })

+11

packages/server/src/routes.ts

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           res.send({ log })

     

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         })

     

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         // Update or create a DID doc

     

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         router.post('/:did', async function (req, res) {

     

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           const { did } = req.params

···

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           res.send({ log })

     

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         })

     

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         // Get operation log for a DID

     

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         router.get('/last/:did', async function (req, res) {

     

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           const { did } = req.params

     

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           const log = await ctx.db.opsForDid(did)

     

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           const curr = log.at(-1)

     

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           if (!curr) {

     

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             throw new ServerError(404, `DID not registered: ${did}`)

     

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           }

     

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           res.send(curr)

     

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         })

     

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         // Update or create a DID doc

     

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         router.post('/:did', async function (req, res) {

     

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           const { did } = req.params

+1 -1

packages/server/test.env

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       LOG_ENABLED=false

     

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       LOG_DESTINATION=test.log

···

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       LOG_ENABLED=true

     

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       LOG_DESTINATION=test.log

+146 -122

packages/server/tests/server.test.ts

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       import { EcdsaKeypair } from '@atproto/crypto'

     

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       import { Client } from '@did-plc/lib'

     

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       import { CloseFn, runTestServer } from './_util'

     

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       import { cidForCbor } from '@atproto/common'

     

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       import { AxiosError } from 'axios'

     

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       import { Database } from '../src'

     

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       describe('PLC server', () => {

     

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         let handle = 'alice.example.com'

     
···

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         let close: CloseFn

     

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         let db: Database

     

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         let client: Client

     

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         let signingKey: EcdsaKeypair

     

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         let recoveryKey: EcdsaKeypair

     

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         let did: string

     

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···

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           db = server.ctx.db

     

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           close = server.close

     

       28
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           client = new Client(server.url)

     

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           signingKey = await EcdsaKeypair.create()

     

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           recoveryKey = await EcdsaKeypair.create()

     

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       31
        
         })

     

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         afterAll(async () => {

     
···

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         })

     

       38
        
       

     

       39
        
         it('registers a did', async () => {

     

       40
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           did = await client.createDid(signingKey, recoveryKey.did(), handle, atpPds)

     

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         })

     

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         it('retrieves did doc data', async () => {

     

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           const doc = await client.getDocumentData(did)

     

       45
        
           expect(doc.did).toEqual(did)

     

       46
        
           expect(doc.signingKey).toEqual(signingKey.did())

     

       47
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           expect(doc.recoveryKey).toEqual(recoveryKey.did())

     

       48
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           expect(doc.handle).toEqual(handle)

     

       49
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           expect(doc.atpPds).toEqual(atpPds)

     

       50
        
         })

     

       51
        
       

     

       52
        
         it('can perform some updates', async () => {

     

       53
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           const newSigningKey = await EcdsaKeypair.create()

     

       54
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           const newRecoveryKey = await EcdsaKeypair.create()

     

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       55
        
       

     

       56
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           await client.rotateSigningKey(did, newSigningKey.did(), signingKey)

     

       57
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           signingKey = newSigningKey

     

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       58
        
       

     

       59
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           await client.rotateRecoveryKey(did, newRecoveryKey.did(), signingKey)

     

       60
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           recoveryKey = newRecoveryKey

     

       61
        
       

     

       62
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           handle = 'ali.example2.com'

     

       63
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           await client.updateHandle(did, handle, signingKey)

     

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       65
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           atpPds = 'example2.com'

     

       66
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           await client.updateAtpPds(did, atpPds, signingKey)

     

       67
        
       

     

       68
        
           const doc = await client.getDocumentData(did)

     

       69
        
           expect(doc.did).toEqual(did)

     

       70
        
           expect(doc.signingKey).toEqual(signingKey.did())

     

       71
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           expect(doc.recoveryKey).toEqual(recoveryKey.did())

     

       72
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           expect(doc.handle).toEqual(handle)

     

       73
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           expect(doc.atpPds).toEqual(atpPds)

     

       74
        
         })

     

       75
        
       

     

       76
       -
         it('does not allow key types that we do not support', async () => {

     

       77
       -
           // an ed25519 key which we don't yet support

     

       78
       -
           const newSigningKey =

     

       79
       -
             'did:key:z6MkjwbBXZnFqL8su24wGL2Fdjti6GSLv9SWdYGswfazUPm9'

     

       80
        
       

     

       81
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           const promise = client.rotateSigningKey(did, newSigningKey, signingKey)

     

       82
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           await expect(promise).rejects.toThrow(AxiosError)

     

       83
       -
         })

     

       84
        
       

     

       85
       -
         it('retrieves the operation log', async () => {

     

       86
       -
           const doc = await client.getDocumentData(did)

     

       87
       -
           const ops = await client.getOperationLog(did)

     

       88
       -
           const computedDoc = await document.validateOperationLog(did, ops)

     

       89
       -
           expect(computedDoc).toEqual(doc)

     

       90
       -
         })

     

       91
        
       

     

       92
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         it('rejects on bad updates', async () => {

     

       93
       -
           const newKey = await EcdsaKeypair.create()

     

       94
       -
           const operation = client.rotateRecoveryKey(did, newKey.did(), newKey)

     

       95
       -
           await expect(operation).rejects.toThrow()

     

       96
       -
         })

     

       97
        
       

     

       98
       -
         it('allows for recovery through a forked history', async () => {

     

       99
       -
           const attackerKey = await EcdsaKeypair.create()

     

       100
       -
           await client.rotateSigningKey(did, attackerKey.did(), signingKey)

     

       101
       -
           await client.rotateRecoveryKey(did, attackerKey.did(), attackerKey)

     

       102
        
       

     

       103
       -
           const newKey = await EcdsaKeypair.create()

     

       104
       -
           const ops = await client.getOperationLog(did)

     

       105
       -
           const forkPoint = ops[ops.length - 3]

     

       106
       -
           const forkCid = await cidForCbor(forkPoint)

     

       107
       -
           await client.rotateSigningKey(did, newKey.did(), recoveryKey, forkCid)

     

       108
       -
           signingKey = newKey

     

       109
        
       

     

       110
       -
           const doc = await client.getDocumentData(did)

     

       111
       -
           expect(doc.did).toEqual(did)

     

       112
       -
           expect(doc.signingKey).toEqual(signingKey.did())

     

       113
       -
           expect(doc.recoveryKey).toEqual(recoveryKey.did())

     

       114
       -
           expect(doc.handle).toEqual(handle)

     

       115
       -
           expect(doc.atpPds).toEqual(atpPds)

     

       116
       -
         })

     

       117
        
       

     

       118
       -
         it('retrieves the did doc', async () => {

     

       119
       -
           const data = await client.getDocumentData(did)

     

       120
       -
           const doc = await client.getDocument(did)

     

       121
       -
           expect(doc).toEqual(document.formatDidDoc(data))

     

       122
       -
         })

     

       123
        
       

     

       124
       -
         it('handles concurrent requests to many docs', async () => {

     

       125
       -
           const COUNT = 100

     

       126
       -
           const keys: EcdsaKeypair[] = []

     

       127
       -
           for (let i = 0; i < COUNT; i++) {

     

       128
       -
             keys.push(await EcdsaKeypair.create())

     

       129
       -
           }

     

       130
       -
           await Promise.all(

     

       131
       -
             keys.map(async (key, index) => {

     

       132
       -
               await client.createDid(key, key.did(), `user${index}`, `example.com`)

     

       133
       -
             }),

     

       134
       -
           )

     

       135
       -
         })

     

       136
        
       

     

       137
       -
         it('resolves races into a coherent history with no forks', async () => {

     

       138
       -
           const COUNT = 100

     

       139
       -
           const keys: EcdsaKeypair[] = []

     

       140
       -
           for (let i = 0; i < COUNT; i++) {

     

       141
       -
             keys.push(await EcdsaKeypair.create())

     

       142
       -
           }

     

       143
       -
           const prev = await client.getPrev(did)

     

       144
        
       

     

       145
       -
           let successes = 0

     

       146
       -
           let failures = 0

     

       147
       -
           await Promise.all(

     

       148
       -
             keys.map(async (key) => {

     

       149
       -
               try {

     

       150
       -
                 await client.rotateSigningKey(did, key.did(), signingKey, prev)

     

       151
       -
                 successes++

     

       152
       -
               } catch (err) {

     

       153
       -
                 failures++

     

       154
       -
               }

     

       155
       -
             }),

     

       156
       -
           )

     

       157
       -
           expect(successes).toBe(1)

     

       158
       -
           expect(failures).toBe(99)

     

       159
        
       

     

       160
       -
           const ops = await client.getOperationLog(did)

     

       161
       -
           await document.validateOperationLog(did, ops)

     

       162
       -
         })

     

       163
        
       

     

       164
       -
         it('healthcheck succeeds when database is available.', async () => {

     

       165
       -
           const { data, status } = await client.health()

     

       166
       -
           expect(status).toEqual(200)

     

       167
       -
           expect(data).toEqual({ version: '0.0.0' })

     

       168
       -
         })

     

       169
        
       

     

       170
       -
         it('healthcheck fails when database is unavailable.', async () => {

     

       171
       -
           await db.db.destroy()

     

       172
       -
           let error: AxiosError

     

       173
       -
           try {

     

       174
       -
             await client.health()

     

       175
       -
             throw new Error('Healthcheck should have failed')

     

       176
       -
           } catch (err) {

     

       177
       -
             if (err instanceof AxiosError) {

     

       178
       -
               error = err

     

       179
       -
             } else {

     

       180
       -
               throw err

     

       181
       -
             }

     

       182
       -
           }

     

       183
       -
           expect(error.response?.status).toEqual(503)

     

       184
       -
           expect(error.response?.data).toEqual({

     

       185
       -
             version: '0.0.0',

     

       186
       -
             error: 'Service Unavailable',

     

       187
       -
           })

     

       188
       -
         })

     

       189
        
       })

···

       1
        
       import { EcdsaKeypair } from '@atproto/crypto'

     

       2
       +
       import * as plc from '@did-plc/lib'

     

       3
        
       import { CloseFn, runTestServer } from './_util'

     

       4
        
       import { cidForCbor } from '@atproto/common'

     

       5
        
       import { AxiosError } from 'axios'

     

       6
        
       import { Database } from '../src'

     

       7
       +
       import { didForCreateOp } from '@did-plc/lib'

     

       8
        
       

     

       9
        
       describe('PLC server', () => {

     

       10
        
         let handle = 'alice.example.com'

     
···

       12
        
       

     

       13
        
         let close: CloseFn

     

       14
        
         let db: Database

     

       15
       +
         let client: plc.Client

     

       16
        
       

     

       17
        
         let signingKey: EcdsaKeypair

     

       18
       +
         let rotationKey1: EcdsaKeypair

     

       19
       +
         let rotationKey2: EcdsaKeypair

     

       20
        
       

     

       21
        
         let did: string

     

       22
        
       

     
···

       27
        
       

     

       28
        
           db = server.ctx.db

     

       29
        
           close = server.close

     

       30
       +
           client = new plc.Client(server.url)

     

       31
        
           signingKey = await EcdsaKeypair.create()

     

       32
       +
           rotationKey1 = await EcdsaKeypair.create()

     

       33
       +
           rotationKey2 = await EcdsaKeypair.create()

     

       34
        
         })

     

       35
        
       

     

       36
        
         afterAll(async () => {

     
···

       40
        
         })

     

       41
        
       

     

       42
        
         it('registers a did', async () => {

     

       43
       +
           const op = await plc.signOperation(

     

       44
       +
             {

     

       45
       +
               signingKey: signingKey.did(),

     

       46
       +
               rotationKeys: [rotationKey1.did(), rotationKey2.did()],

     

       47
       +
               handles: [handle],

     

       48
       +
               services: {

     

       49
       +
                 atpPds,

     

       50
       +
               },

     

       51
       +
               prev: null,

     

       52
       +
             },

     

       53
       +
             rotationKey1,

     

       54
       +
           )

     

       55
       +
           did = await didForCreateOp(op)

     

       56
       +
           await client.sendOperation(did, op)

     

       57
        
         })

     

       58
        
       

     

       59
        
         it('retrieves did doc data', async () => {

     

       60
        
           const doc = await client.getDocumentData(did)

     

       61
        
           expect(doc.did).toEqual(did)

     

       62
        
           expect(doc.signingKey).toEqual(signingKey.did())

     

       63
       +
           expect(doc.rotationKeys).toEqual([rotationKey1.did(), rotationKey2.did()])

     

       64
       +
           expect(doc.handles).toEqual([handle])

     

       65
       +
           expect(doc.services).toEqual({ atpPds })

     

       66
        
         })

     

       67
        
       

     

       68
        
         it('can perform some updates', async () => {

     

       69
       +
           const newRotationKey = await EcdsaKeypair.create()

     

       70
       +
           signingKey = await EcdsaKeypair.create()

     

       71
       +
           handle = 'ali.example2.com'

     

       72
       +
           atpPds = 'example2.com'

     

       73
        
       

     

       74
       +
           await client.applyPartialOp(

     

       75
       +
             did,

     

       76
       +
             { signingKey: signingKey.did() },

     

       77
       +
             rotationKey1,

     

       78
       +
           )

     

       79
        
       

     

       80
       +
           return

     

       0
        
       
     

       81
        
       

     

       82
       +
           await client.applyPartialOp(

     

       83
       +
             did,

     

       84
       +
             { rotationKeys: [newRotationKey.did(), rotationKey2.did()] },

     

       85
       +
             newRotationKey,

     

       86
       +
           )

     

       87
       +
           rotationKey1 = newRotationKey

     

       88
        
       

     

       89
       +
           await client.applyPartialOp(did, { handles: [handle] }, rotationKey1)

     

       90
       +
           await client.applyPartialOp(did, { services: { atpPds } }, rotationKey1)

     

       91
        
       

     

       92
        
           const doc = await client.getDocumentData(did)

     

       93
        
           expect(doc.did).toEqual(did)

     

       94
        
           expect(doc.signingKey).toEqual(signingKey.did())

     

       95
       +
           expect(doc.rotationKeys).toEqual([rotationKey1.did(), rotationKey2.did()])

     

       96
       +
           expect(doc.handles).toEqual([handle])

     

       97
       +
           expect(doc.services).toEqual({ atpPds })

     

       98
        
         })

     

       99
        
       

     

       100
       +
         // it('does not allow key types that we do not support', async () => {

     

       101
       +
         //   // an ed25519 key which we don't yet support

     

       102
       +
         //   const newSigningKey =

     

       103
       +
         //     'did:key:z6MkjwbBXZnFqL8su24wGL2Fdjti6GSLv9SWdYGswfazUPm9'

     

       104
        
       

     

       105
       +
         //   const promise = client.rotateSigningKey(did, newSigningKey, signingKey)

     

       106
       +
         //   await expect(promise).rejects.toThrow(AxiosError)

     

       107
       +
         // })

     

       108
        
       

     

       109
       +
         // it('retrieves the operation log', async () => {

     

       110
       +
         //   const doc = await client.getDocumentData(did)

     

       111
       +
         //   const ops = await client.getOperationLog(did)

     

       112
       +
         //   const computedDoc = await document.validateOperationLog(did, ops)

     

       113
       +
         //   expect(computedDoc).toEqual(doc)

     

       114
       +
         // })

     

       115
        
       

     

       116
       +
         // it('rejects on bad updates', async () => {

     

       117
       +
         //   const newKey = await EcdsaKeypair.create()

     

       118
       +
         //   const operation = client.rotateRecoveryKey(did, newKey.did(), newKey)

     

       119
       +
         //   await expect(operation).rejects.toThrow()

     

       120
       +
         // })

     

       121
        
       

     

       122
       +
         // it('allows for recovery through a forked history', async () => {

     

       123
       +
         //   const attackerKey = await EcdsaKeypair.create()

     

       124
       +
         //   await client.rotateSigningKey(did, attackerKey.did(), signingKey)

     

       125
       +
         //   await client.rotateRecoveryKey(did, attackerKey.did(), attackerKey)

     

       126
        
       

     

       127
       +
         //   const newKey = await EcdsaKeypair.create()

     

       128
       +
         //   const ops = await client.getOperationLog(did)

     

       129
       +
         //   const forkPoint = ops[ops.length - 3]

     

       130
       +
         //   const forkCid = await cidForCbor(forkPoint)

     

       131
       +
         //   await client.rotateSigningKey(did, newKey.did(), recoveryKey, forkCid)

     

       132
       +
         //   signingKey = newKey

     

       133
        
       

     

       134
       +
         //   const doc = await client.getDocumentData(did)

     

       135
       +
         //   expect(doc.did).toEqual(did)

     

       136
       +
         //   expect(doc.signingKey).toEqual(signingKey.did())

     

       137
       +
         //   expect(doc.recoveryKey).toEqual(recoveryKey.did())

     

       138
       +
         //   expect(doc.handle).toEqual(handle)

     

       139
       +
         //   expect(doc.atpPds).toEqual(atpPds)

     

       140
       +
         // })

     

       141
        
       

     

       142
       +
         // it('retrieves the did doc', async () => {

     

       143
       +
         //   const data = await client.getDocumentData(did)

     

       144
       +
         //   const doc = await client.getDocument(did)

     

       145
       +
         //   expect(doc).toEqual(document.formatDidDoc(data))

     

       146
       +
         // })

     

       147
        
       

     

       148
       +
         // it('handles concurrent requests to many docs', async () => {

     

       149
       +
         //   const COUNT = 100

     

       150
       +
         //   const keys: EcdsaKeypair[] = []

     

       151
       +
         //   for (let i = 0; i < COUNT; i++) {

     

       152
       +
         //     keys.push(await EcdsaKeypair.create())

     

       153
       +
         //   }

     

       154
       +
         //   await Promise.all(

     

       155
       +
         //     keys.map(async (key, index) => {

     

       156
       +
         //       await client.createDid(key, key.did(), `user${index}`, `example.com`)

     

       157
       +
         //     }),

     

       158
       +
         //   )

     

       159
       +
         // })

     

       160
        
       

     

       161
       +
         // it('resolves races into a coherent history with no forks', async () => {

     

       162
       +
         //   const COUNT = 100

     

       163
       +
         //   const keys: EcdsaKeypair[] = []

     

       164
       +
         //   for (let i = 0; i < COUNT; i++) {

     

       165
       +
         //     keys.push(await EcdsaKeypair.create())

     

       166
       +
         //   }

     

       167
       +
         //   const prev = await client.getPrev(did)

     

       168
        
       

     

       169
       +
         //   let successes = 0

     

       170
       +
         //   let failures = 0

     

       171
       +
         //   await Promise.all(

     

       172
       +
         //     keys.map(async (key) => {

     

       173
       +
         //       try {

     

       174
       +
         //         await client.rotateSigningKey(did, key.did(), signingKey, prev)

     

       175
       +
         //         successes++

     

       176
       +
         //       } catch (err) {

     

       177
       +
         //         failures++

     

       178
       +
         //       }

     

       179
       +
         //     }),

     

       180
       +
         //   )

     

       181
       +
         //   expect(successes).toBe(1)

     

       182
       +
         //   expect(failures).toBe(99)

     

       183
        
       

     

       184
       +
         //   const ops = await client.getOperationLog(did)

     

       185
       +
         //   await document.validateOperationLog(did, ops)

     

       186
       +
         // })

     

       187
        
       

     

       188
       +
         // it('healthcheck succeeds when database is available.', async () => {

     

       189
       +
         //   const { data, status } = await client.health()

     

       190
       +
         //   expect(status).toEqual(200)

     

       191
       +
         //   expect(data).toEqual({ version: '0.0.0' })

     

       192
       +
         // })

     

       193
        
       

     

       194
       +
         // it('healthcheck fails when database is unavailable.', async () => {

     

       195
       +
         //   await db.db.destroy()

     

       196
       +
         //   let error: AxiosError

     

       197
       +
         //   try {

     

       198
       +
         //     await client.health()

     

       199
       +
         //     throw new Error('Healthcheck should have failed')

     

       200
       +
         //   } catch (err) {

     

       201
       +
         //     if (err instanceof AxiosError) {

     

       202
       +
         //       error = err

     

       203
       +
         //     } else {

     

       204
       +
         //       throw err

     

       205
       +
         //     }

     

       206
       +
         //   }

     

       207
       +
         //   expect(error.response?.status).toEqual(503)

     

       208
       +
         //   expect(error.response?.data).toEqual({

     

       209
       +
         //     version: '0.0.0',

     

       210
       +
         //     error: 'Service Unavailable',

     

       211
       +
         //   })

     

       212
       +
         // })

     

       213
        
       })