feat: add CLI support for different hash func and type

Author: daviddias

src/cli/commands/block/get.js

@@ -1,7 +1,7 @@
 'use strict'
 
 const utils = require('../../utils')
-const mh = require('multihashes')
+const CID = require('cids')
 const debug = require('debug')
 const log = debug('cli:block')
 log.error = debug('cli:block:error')
@@ -19,21 +19,15 @@ module.exports = {
         throw err
       }
 
-      const hash = utils.isDaemonOn()
-        ? argv.key
-        : mh.fromB58String(argv.key)
+      const cid = new CID(argv.key)
 
-      ipfs.block.get(hash, (err, block) => {
+      ipfs.block.get(cid, (err, block) => {
         if (err) {
           throw err
         }
 
-        if (block.data) {
-          console.log(block.data.toString())
-          return
-        }
-
-        console.log(block.toString())
+        process.stdout.write(block.data)
+        process.stdout.write('\n')
       })
     })
   }

src/cli/commands/block/put.js

@@ -1,7 +1,8 @@
 'use strict'
 
 const utils = require('../../utils')
-const mh = require('multihashes')
+const CID = require('cids')
+const multihashing = require('multihashing-async')
 const bl = require('bl')
 const fs = require('fs')
 const Block = require('ipfs-block')
@@ -10,43 +11,65 @@ const debug = require('debug')
 const log = debug('cli:block')
 log.error = debug('cli:block:error')
 
-function addBlock (buf) {
+function addBlock (data, opts) {
   utils.getIPFS((err, ipfs) => {
     if (err) {
       throw err
     }
 
+    let cid
+
     waterfall([
-      (cb) => ipfs.block.put(new Block(buf), cb),
-      (block, cb) => block.key(cb)
-    ], (err, key) => {
-      if (err) {
-        throw err
-      }
+      (cb) => multihashing(data, opts.mhtype, cb),
+      (multihash, cb) => {
+        if (opts.version) {
+          cid = new CID(opts.version, opts.format, multihash)
+        } else {
+          cid = new CID(multihash)
+        }
+        cb(null, cid)
+      },
+      (cid, cb) => ipfs.block.put(new Block(data), cb)
+    ], (err) => {
+      if (err) { throw err }
 
-      console.log(mh.toB58String(key))
+      console.log(cid.toBaseEncodedString())
     })
   })
 }
 
 module.exports = {
-  command: 'put [data]',
+  command: 'put [block]',
 
   describe: 'Stores input as an IPFS block',
 
-  builder: {},
+  builder: {
+    format: {
+      alias: 'f',
+      describe: 'cid format for blocks to be created with.',
+      default: 'v0'
+    },
+    mhtype: {
+      describe: 'multihash hash function',
+      default: 'sha2-256'
+    },
+    mhlen: {
+      describe: 'multihash hash length',
+      default: undefined
+    }
+  },
 
   handler (argv) {
-    if (argv.data) {
-      return addBlock(fs.readFileSync(argv.data))
+    if (argv.block) {
+      return addBlock(fs.readFileSync(argv.block), argv)
     }
 
     process.stdin.pipe(bl((err, input) => {
       if (err) {
         throw err
       }
 
-      addBlock(input)
+      addBlock(input, argv)
     }))
   }
 }

src/cli/commands/block/stat.js

@@ -2,6 +2,7 @@
 
 const utils = require('../../utils')
 const debug = require('debug')
+const CID = require('cids')
 const log = debug('cli:block')
 log.error = debug('cli:block:error')
 
@@ -14,14 +15,11 @@ module.exports = {
 
   handler (argv) {
     utils.getIPFS((err, ipfs) => {
-      if (err) {
-        throw err
-      }
+      if (err) { throw err }
+      const cid = new CID(argv.key)
 
-      ipfs.block.stat(argv.key, (err, stats) => {
-        if (err) {
-          throw err
-        }
+      ipfs.block.stat(cid, (err, stats) => {
+        if (err) { throw err }
 
         console.log('Key:', stats.key)
         console.log('Size:', stats.size)

test/cli/test-block.js

@@ -10,21 +10,27 @@ describe('block', () => {
   describeOnlineAndOffline(repoPath, () => {
     it('put', () => {
       return ipfs('block put test/test-data/hello').then((out) => {
-        expect(out).to.be.eql(
+        expect(out).to.eql(
           'QmZjTnYw2TFhn9Nn7tjmPSoTBoY7YRkwPzwSrSbabY24Kp'
         )
       })
     })
 
+    it('put with flags, format and mhtype', () => {
+      return ipfs('block put --format eth-block --mhtype keccak-256 test/test-data/eth-block').then((out) => {
+        expect(out).to.eql('z43AaGF23fmvRnDP56Ub9WcJCfzSfqtmzNCCvmz5eudT8dtdCDS')
+      })
+    })
+
     it('get', () => {
       return ipfs('block get QmZjTnYw2TFhn9Nn7tjmPSoTBoY7YRkwPzwSrSbabY24Kp').then((out) => {
-        expect(out).to.be.eql('hello world\n')
+        expect(out).to.eql('hello world\n')
       })
     })
 
     it('stat', () => {
       return ipfs('block stat QmZjTnYw2TFhn9Nn7tjmPSoTBoY7YRkwPzwSrSbabY24Kp').then((out) => {
-        expect(out).to.be.eql([
+        expect(out).to.eql([
           'Key: QmZjTnYw2TFhn9Nn7tjmPSoTBoY7YRkwPzwSrSbabY24Kp',
           'Size: 12'
         ].join('\n'))
@@ -33,7 +39,7 @@ describe('block', () => {
 
     it.skip('rm', () => {
       return ipfs('block rm QmZjTnYw2TFhn9Nn7tjmPSoTBoY7YRkwPzwSrSbabY24Kp').then((out) => {
-        expect(out).to.be.eql(
+        expect(out).to.eql(
           'removed QmZjTnYw2TFhn9Nn7tjmPSoTBoY7YRkwPzwSrSbabY24Kp'
         )
       })