feat(vhd-cli info): list method with multiple VHDs

packages/vhd-cli/commands/info.js

@@ -2,10 +2,12 @@
 
 const { Constants, VhdFile } = require('vhd-lib')
 const { getHandler } = require('@xen-orchestra/fs')
+const { openVhd } = require('vhd-lib/openVhd')
 const { resolve } = require('path')
-const UUID = require('uuid')
+const Disposable = require('promise-toolbox/Disposable')
 const humanFormat = require('human-format')
 const invert = require('lodash/invert.js')
+const UUID = require('uuid')
 
 const { PLATFORMS } = Constants
 
@@ -34,8 +36,8 @@ function mapProperties(object, mapping) {
   return result
 }
 
-module.exports = async function info(args) {
-  const vhd = new VhdFile(getHandler({ url: 'file:///' }), resolve(args[0]))
+async function showDetails(handler, path) {
+  const vhd = new VhdFile(handler, resolve(path))
 
   try {
     await vhd.readHeaderAndFooter()
@@ -69,3 +71,29 @@ module.exports = async function info(args) {
     })
   )
 }
+
+async function showList(handler, paths) {
+  let previousUuid
+  for (const path of paths) {
+    await Disposable.use(openVhd(handler, resolve(path)), async vhd => {
+      const uuid = MAPPERS.uuid(vhd.footer.uuid)
+      const fields = [path, MAPPERS.bytes(vhd.footer.currentSize), uuid, MAPPERS.diskType(vhd.footer.diskType)]
+      if (vhd.footer.diskType === Constants.DISK_TYPES.DIFFERENCING) {
+        const parentUuid = MAPPERS.uuid(vhd.header.parentUuid)
+        fields.push(parentUuid === previousUuid ? '<above VHD>' : parentUuid)
+      }
+      previousUuid = uuid
+      console.log(fields.join(' | '))
+    })
+  }
+}
+
+module.exports = async function info(args) {
+  const handler = getHandler({ url: 'file:///' })
+
+  if (args.length === 1) {
+    return showDetails(handler, args[0])
+  }
+
+  return showList(handler, args)
+}