S3 multipart upload

library/src/androidTest/java/com/owncloud/android/lib/resources/files/webdav/ChunkedFileUploadRemoteOperationIT.kt

@@ -22,58 +22,83 @@
 package com.owncloud.android.lib.resources.files.webdav
 
 import com.owncloud.android.AbstractIT
+import com.owncloud.android.lib.common.network.WebdavEntry
+import com.owncloud.android.lib.common.network.WebdavUtils
 import com.owncloud.android.lib.common.operations.RemoteOperationResult
 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode
 import com.owncloud.android.lib.resources.files.ChunkedFileUploadRemoteOperation
 import junit.framework.TestCase
 import junit.framework.TestCase.assertNotNull
-import junit.framework.TestCase.assertTrue
+import org.apache.jackrabbit.webdav.client.methods.PropFindMethod
 import org.junit.Test
+import java.io.File
 
 class ChunkedFileUploadRemoteOperationIT : AbstractIT() {
     @Test
-    fun upload() {
-        // create file
-        val filePath = createFile("chunkedFile.txt", BIG_FILE_ITERATION)
-        val remotePath = "/bigFile.md"
-
-        val sut = ChunkedFileUploadRemoteOperation(
-            filePath,
-            remotePath,
-            "text/markdown",
-            "",
-            RANDOM_MTIME,
-            System.currentTimeMillis() / MILLI_TO_SECOND,
-            true,
-            true
-        )
+    fun uploadWifi() {
+        val sut = genLargeUpload(true)
+        val uploadResult = sut.execute(client)
+        assert(uploadResult.isSuccess)
+    }
 
+    @Test
+    fun uploadMobile() {
+        val sut = genLargeUpload(false)
         val uploadResult = sut.execute(client)
-        assertTrue(uploadResult.isSuccess)
+        assert(uploadResult.isSuccess)
     }
 
     @Test
     fun cancel() {
-        // create file
-        val filePath = createFile("chunkedFile.txt", BIG_FILE_ITERATION)
-        val remotePath = "/cancelFile.md"
+        val sut = genLargeUpload(false)
+
+        var uploadResult: RemoteOperationResult<String>? = null
+        Thread {
+            uploadResult = sut.execute(client)
+        }.start()
+
+        shortSleep()
+        sut.cancel(ResultCode.CANCELLED)
+
+        for (i in 1..MAX_TRIES) {
+            shortSleep()
+
+            if (uploadResult != null) {
+                break
+            }
+        }
+
+        assertNotNull(uploadResult)
+        TestCase.assertFalse(uploadResult?.isSuccess == true)
+        TestCase.assertSame(ResultCode.CANCELLED, uploadResult?.code)
+    }
 
-        val sut = ChunkedFileUploadRemoteOperation(
+    @Test
+    fun resume() {
+        val filePath = createFile("chunkedFile.txt", BIG_FILE_ITERATION * 2)
+        val timestamp = System.currentTimeMillis() / MILLI_TO_SECOND
+        val remotePath = "/bigFile.md"
+
+        // set up first upload
+        var sut = ChunkedFileUploadRemoteOperation(
             filePath,
             remotePath,
             "text/markdown",
             "",
             RANDOM_MTIME,
-            System.currentTimeMillis() / MILLI_TO_SECOND,
+            timestamp,
             false,
             true
         )
 
+        // start first upload
         var uploadResult: RemoteOperationResult<String>? = null
         Thread {
             uploadResult = sut.execute(client)
         }.start()
 
+        // delay and cancel upload
+        shortSleep()
         shortSleep()
         sut.cancel(ResultCode.CANCELLED)
 
@@ -85,13 +110,56 @@ class ChunkedFileUploadRemoteOperationIT : AbstractIT() {
             }
         }
 
-        assertNotNull(uploadResult)
-        TestCase.assertFalse(uploadResult?.isSuccess == true)
-        TestCase.assertSame(ResultCode.CANCELLED, uploadResult?.code)
+        // start second upload of same file
+        sut = ChunkedFileUploadRemoteOperation(
+            filePath,
+            remotePath,
+            "text/markdown",
+            "",
+            RANDOM_MTIME,
+            timestamp,
+            false,
+            true
+        )
+
+        // reset result; start second upload
+        uploadResult = null
+        uploadResult = sut.execute(client)
+
+        // second upload should succeed
+        assert(uploadResult?.isSuccess == true)
+
+        assert(File(filePath).length() == getRemoteSize(remotePath))
+    }
+
+    private fun genLargeUpload(onWifiConnection: Boolean): ChunkedFileUploadRemoteOperation {
+        // create file
+        val filePath = createFile("chunkedFile.txt", BIG_FILE_ITERATION)
+        val remotePath = "/bigFile.md"
+
+        return ChunkedFileUploadRemoteOperation(
+            filePath,
+            remotePath,
+            "text/markdown",
+            "",
+            RANDOM_MTIME,
+            System.currentTimeMillis() / MILLI_TO_SECOND,
+            onWifiConnection,
+            true
+        )
+    }
+
+    private fun getRemoteSize(remotePath: String): Long {
+        val davPath = client.filesDavUri.toString() + "/" + WebdavUtils.encodePath(remotePath)
+        val propFindMethod = PropFindMethod(davPath, WebdavUtils.getFilePropSet(), 0)
+        client.executeMethod(propFindMethod)
+        assert(propFindMethod.succeeded())
+
+        return WebdavEntry(propFindMethod.responseBodyAsMultiStatus.responses[0], remotePath).contentLength
     }
 
     companion object {
-        val BIG_FILE_ITERATION = 500000
-        val MAX_TRIES = 30
+        const val BIG_FILE_ITERATION = 1000000
+        const val MAX_TRIES = 30
     }
 }

library/src/main/java/com/owncloud/android/lib/common/network/WebdavUtils.java

@@ -211,6 +211,7 @@ public static DavPropertyNameSet getChunksPropSet() {
         DavPropertyNameSet propSet = new DavPropertyNameSet();
         propSet.add(DavPropertyName.GETCONTENTTYPE);
         propSet.add(DavPropertyName.RESOURCETYPE);
+        propSet.add(DavPropertyName.GETCONTENTLENGTH);
 
         return propSet;
     }

library/src/main/java/com/owncloud/android/lib/resources/files/Chunk.kt

@@ -0,0 +1,30 @@
+/* Nextcloud Android Library is available under MIT license
+*
+*   @author ZetaTom
+*   Copyright (C) 2023 ZetaTom
+*   Copyright (C) 2023 Nextcloud GmbH
+*
+*   Permission is hereby granted, free of charge, to any person obtaining a copy
+*   of this software and associated documentation files (the "Software"), to deal
+*   in the Software without restriction, including without limitation the rights
+*   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+*   copies of the Software, and to permit persons to whom the Software is
+*   furnished to do so, subject to the following conditions:
+*
+*   The above copyright notice and this permission notice shall be included in
+*   all copies or substantial portions of the Software.
+*
+*   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+*   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+*   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+*   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+*   BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+*   ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+*   CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+*   THE SOFTWARE.
+*
+*/
+
+package com.owncloud.android.lib.resources.files
+
+data class Chunk(val id: Int, val start: Long, val length: Long)