feat(cli): Display number of active cards

Change-Type: patch

lib/cli/etcher.js

@@ -87,7 +87,7 @@ permissions.isElevated().then((elevated) => {
      */
     const onProgress = (state) => {
       state.message = state.active > 1
-        ? `${bytes(state.totalSpeed)}/s total, ${bytes(state.speed)}/s avg`
+        ? `${bytes(state.totalSpeed)}/s total, ${bytes(state.speed)}/s x ${state.active}`
         : `${bytes(state.totalSpeed)}/s`
 
       state.message = `${state.type === 'write' ? 'Flashing' : 'Validating'}: ${state.message}`

lib/sdk/image-stream/handlers.js

@@ -41,11 +41,11 @@ const errors = require('../../shared/errors')
 const DEFAULT_EXT = 'img'
 
 /**
- * @summary Default read-stream highWaterMark value (4M)
+ * @summary Default read-stream highWaterMark value (1M)
  * @type {Number}
  * @constant
  */
-const STREAM_HWM = 4194304
+const STREAM_HWM = 1048576
 
 /**
  * @summary Image handlers

lib/sdk/writer/index.js

@@ -375,6 +375,46 @@ class ImageWriter extends EventEmitter {
     return this
   }
 
+  /**
+   * @summary Internal progress state handler
+   * @param {Object} state - progress state
+   * @example
+   * pipeline.on('progress', (state) => {
+   *   // ...
+   *   this._onProgress(state)
+   * })
+   */
+  _onProgress (state) {
+    state.totalSpeed = 0
+    state.active = 0
+
+    state.flashing = 0
+    state.verifying = 0
+    state.failed = 0
+    state.succeeded = 0
+
+    this.destinations.forEach((dest) => {
+      state.flashing += !dest.error && !dest.finished ? 1 : 0
+      state.verifying += !dest.error && !dest.verified ? 1 : 0
+      state.failed += dest.error ? 1 : 0
+      if (!(dest.finished && dest.verified) && !dest.error) {
+        state.totalSpeed += state.type === 'write'
+          ? dest.stream.speed
+          : dest.progress.state.speed
+        state.active += 1
+      }
+    })
+
+    state.speed = state.active
+      ? state.totalSpeed / state.active
+      : state.active
+
+    state.succeeded = state.active - state.failed - state.flashing - state.verifying
+    state.eta = state.speed ? state.remaining / state.speed : 0
+
+    this.emit('progress', state)
+  }
+
   /**
    * @summary Start the writing process
    * @returns {ImageWriter} imageWriter
@@ -438,18 +478,7 @@ class ImageWriter extends EventEmitter {
 
     progressStream.on('progress', (state) => {
       state.type = 'check'
-      state.totalSpeed = 0
-      state.active = 0
-      this.destinations.forEach((destination) => {
-        if (!destination.verified && !destination.error) {
-          state.totalSpeed += destination.progress.state.speed
-          state.active += 1
-        }
-      })
-      state.speed = state.active
-        ? state.totalSpeed / state.active
-        : state.active
-      this.emit('progress', state)
+      this._onProgress(state)
     })
 
     this.destinations.forEach((destination) => {
@@ -681,18 +710,7 @@ class ImageWriter extends EventEmitter {
     // Pipeline.bind(progressStream, 'progress');
     progressStream.on('progress', (state) => {
       state.type = 'write'
-      state.totalSpeed = 0
-      state.active = 0
-      this.destinations.forEach((destination) => {
-        if (!destination.finished && !destination.error) {
-          state.totalSpeed += destination.stream.speed
-          state.active += 1
-        }
-      })
-      state.speed = state.active
-        ? state.totalSpeed / state.active
-        : state.active
-      this.emit('progress', state)
+      this._onProgress(state)
     })
 
     pipeline.bind(this.source.stream, 'error')