feat: ipns working locally (#327)

Author: vasco-santos

Diff for: js/src/index.js

@@ -10,6 +10,7 @@ exports.files = require('./files')
 exports.key = require('./key')
 exports.ls = require('./ls')
 exports.miscellaneous = require('./miscellaneous')
+exports.name = require('./name')
 exports.object = require('./object')
 exports.pin = require('./pin')
 exports.ping = require('./ping')

Diff for: js/src/name/index.js

@@ -0,0 +1,9 @@
+'use strict'
+const { createSuite } = require('../utils/suite')
+
+const tests = {
+  publish: require('./publish'),
+  resolve: require('./resolve')
+}
+
+module.exports = createSuite(tests)

Diff for: js/src/name/publish.js

@@ -0,0 +1,103 @@
+/* eslint-env mocha */
+'use strict'
+
+const hat = require('hat')
+
+const { fixture } = require('./utils')
+const { spawnNodeWithId } = require('../utils/spawn')
+const { getDescribe, getIt, expect } = require('../utils/mocha')
+
+module.exports = (createCommon, options) => {
+  const describe = getDescribe(options)
+  const it = getIt(options)
+  const common = createCommon()
+
+  describe('.name.publish', function () {
+    const keyName = hat()
+    let ipfs
+    let nodeId
+
+    before(function (done) {
+      // CI takes longer to instantiate the daemon, so we need to increase the
+      // timeout for the before step
+      this.timeout(60 * 1000)
+
+      common.setup((err, factory) => {
+        expect(err).to.not.exist()
+
+        spawnNodeWithId(factory, (err, node) => {
+          expect(err).to.not.exist()
+
+          ipfs = node
+          nodeId = node.peerId.id
+
+          ipfs.files.add(fixture.data, { pin: false }, done)
+        })
+      })
+    })
+
+    after((done) => common.teardown(done))
+
+    it('should publish an IPNS record with the default params', function (done) {
+      this.timeout(50 * 1000)
+
+      const value = fixture.cid
+
+      ipfs.name.publish(value, (err, res) => {
+        expect(err).to.not.exist()
+        expect(res).to.exist()
+        expect(res.name).to.equal(nodeId)
+        expect(res.value).to.equal(`/ipfs/${value}`)
+
+        done()
+      })
+    })
+
+    it('should publish correctly when the file was not added but resolve is disabled', function (done) {
+      this.timeout(50 * 1000)
+
+      const value = 'QmPFVLPmp9zv5Z5KUqLhe2EivAGccQW2r7M7jhVJGLZoZU'
+
+      const options = {
+        resolve: false,
+        lifetime: '1m',
+        ttl: '10s',
+        key: 'self'
+      }
+
+      ipfs.name.publish(value, options, (err, res) => {
+        expect(err).to.not.exist()
+        expect(res).to.exist()
+        expect(res.name).to.equal(nodeId)
+        expect(res.value).to.equal(`/ipfs/${value}`)
+
+        done()
+      })
+    })
+
+    it('should publish with a key received as param, instead of using the key of the node', function (done) {
+      this.timeout(90 * 1000)
+
+      const value = fixture.cid
+      const options = {
+        resolve: false,
+        lifetime: '24h',
+        ttl: '10s',
+        key: keyName
+      }
+
+      ipfs.key.gen(keyName, { type: 'rsa', size: 2048 }, function (err, key) {
+        expect(err).to.not.exist()
+
+        ipfs.name.publish(value, options, (err, res) => {
+          expect(err).to.not.exist()
+          expect(res).to.exist()
+          expect(res.name).to.equal(key.id)
+          expect(res.value).to.equal(`/ipfs/${value}`)
+
+          done()
+        })
+      })
+    })
+  })
+}

Diff for: js/src/name/resolve.js

@@ -0,0 +1,137 @@
+/* eslint max-nested-callbacks: ["error", 6] */
+/* eslint-env mocha */
+'use strict'
+
+const hat = require('hat')
+
+const { fixture } = require('./utils')
+const { spawnNodeWithId } = require('../utils/spawn')
+const { getDescribe, getIt, expect } = require('../utils/mocha')
+
+module.exports = (createCommon, options) => {
+  const describe = getDescribe(options)
+  const it = getIt(options)
+  const common = createCommon()
+
+  describe('.name.resolve', function () {
+    const keyName = hat()
+    let ipfs
+    let nodeId
+    let keyId
+
+    before(function (done) {
+      // CI takes longer to instantiate the daemon, so we need to increase the
+      // timeout for the before step
+      this.timeout(60 * 1000)
+
+      common.setup((err, factory) => {
+        expect(err).to.not.exist()
+
+        spawnNodeWithId(factory, (err, node) => {
+          expect(err).to.not.exist()
+
+          ipfs = node
+          nodeId = node.peerId.id
+
+          ipfs.files.add(fixture.data, { pin: false }, done)
+        })
+      })
+    })
+
+    after((done) => common.teardown(done))
+
+    it('should resolve a record with the default params after a publish', function (done) {
+      this.timeout(50 * 1000)
+
+      const value = fixture.cid
+
+      ipfs.name.publish(value, (err, res) => {
+        expect(err).to.not.exist()
+        expect(res).to.exist()
+
+        ipfs.name.resolve(nodeId, (err, res) => {
+          expect(err).to.not.exist()
+          expect(res).to.exist()
+          expect(res.path).to.equal(`/ipfs/${value}`)
+
+          done()
+        })
+      })
+    })
+
+    it('should not get the entry if its validity time expired', function (done) {
+      this.timeout(50 * 1000)
+
+      const value = fixture.cid
+      const publishOptions = {
+        resolve: true,
+        lifetime: '1ms',
+        ttl: '10s',
+        key: 'self'
+      }
+
+      ipfs.name.publish(value, publishOptions, (err, res) => {
+        expect(err).to.not.exist()
+        expect(res).to.exist()
+
+        // guarantee that the record has an expired validity.
+        setTimeout(function () {
+          ipfs.name.resolve(nodeId, (err, res) => {
+            expect(err).to.exist()
+            expect(err.message).to.equal('record has expired')
+            expect(res).to.not.exist()
+
+            done()
+          })
+        }, 1)
+      })
+    })
+
+    it('should recursively resolve to an IPFS hash', function (done) {
+      this.timeout(100 * 1000)
+
+      const value = fixture.cid
+      const publishOptions = {
+        resolve: false,
+        lifetime: '24h',
+        ttl: '10s',
+        key: 'self'
+      }
+
+      // Generate new key
+      ipfs.key.gen(keyName, { type: 'rsa', size: 2048 }, (err, key) => {
+        expect(err).to.not.exist()
+
+        keyId = key.id
+
+        // publish ipfs
+        ipfs.name.publish(value, publishOptions, (err, res) => {
+          expect(err).to.not.exist()
+          expect(res).to.exist()
+
+          publishOptions.key = keyName
+
+          // publish ipns with the generated key
+          ipfs.name.publish(`/ipns/${nodeId}`, publishOptions, (err, res) => {
+            expect(err).to.not.exist()
+            expect(res).to.exist()
+
+            const resolveOptions = {
+              nocache: false,
+              recursive: true
+            }
+
+            // recursive resolve (will get ipns first, and will resolve again to find the ipfs)
+            ipfs.name.resolve(keyId, resolveOptions, (err, res) => {
+              expect(err).to.not.exist()
+              expect(res).to.exist()
+              expect(res.path).to.equal(`/ipfs/${value}`)
+
+              done()
+            })
+          })
+        })
+      })
+    })
+  })
+}

Diff for: js/src/name/utils.js

@@ -0,0 +1,8 @@
+'use strict'
+
+const loadFixture = require('aegir/fixtures')
+
+exports.fixture = Object.freeze({
+  data: loadFixture('js/test/fixtures/testfile.txt', 'interface-ipfs-core'),
+  cid: 'Qma4hjFTnCasJ8PVp3mZbZK5g2vGDT4LByLJ7m8ciyRFZP'
+})