feat: support tencent cos

2026-01-16 02:12:58 +08:00 · 2025-06-26 18:05:39 +08:00
parent e25bd485ac
commit 007318dae3
36 changed files with 853 additions and 450 deletions
--- a/.github/workflows/linux-aarch64.yml
+++ b/.github/workflows/linux-aarch64.yml
@@ -37,6 +37,7 @@ jobs:
      # test build
      - run: |
          ./gradlew build -x test --no-daemon
+          ./gradlew clean --no-daemon

      # dist
      - run: |
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSClientHandler.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSClientHandler.kt
@@ -0,0 +1,69 @@
+package app.termora.plugins.cos
+
+import app.termora.AuthenticationType
+import app.termora.Proxy
+import app.termora.ProxyType
+import com.qcloud.cos.COSClient
+import com.qcloud.cos.ClientConfig
+import com.qcloud.cos.auth.BasicCOSCredentials
+import com.qcloud.cos.model.Bucket
+import com.qcloud.cos.region.Region
+import java.io.Closeable
+import java.util.concurrent.atomic.AtomicBoolean
+
+class COSClientHandler(
+    private val cred: BasicCOSCredentials,
+    private val proxy: Proxy,
+    val buckets: List<Bucket>
+) : Closeable {
+
+    companion object {
+        fun createCOSClient(cred: BasicCOSCredentials, region: String, proxy: Proxy): COSClient {
+            val clientConfig = ClientConfig()
+            if (region.isNotBlank()) {
+                clientConfig.region = Region(region)
+            }
+            clientConfig.isPrintShutdownStackTrace = false
+            if (proxy.type == ProxyType.HTTP) {
+                clientConfig.httpProxyIp = proxy.host
+                clientConfig.httpProxyPort = proxy.port
+                if (proxy.authenticationType == AuthenticationType.Password) {
+                    clientConfig.proxyPassword = proxy.password
+                    clientConfig.proxyUsername = proxy.username
+                }
+            }
+            return COSClient(cred, clientConfig)
+        }
+    }
+
+    /**
+     * key: Region
+     * value: Client
+     */
+    private val clients = mutableMapOf<String, COSClient>()
+    private val closed = AtomicBoolean(false)
+
+    fun getClientForBucket(bucket: String): COSClient {
+        if (closed.get()) throw IllegalStateException("Client already closed")
+
+        synchronized(this) {
+            val bucket = buckets.first { it.name == bucket }
+            if (clients.containsKey(bucket.location)) {
+                return clients.getValue(bucket.location)
+            }
+            clients[bucket.location] = createCOSClient(cred, bucket.location, proxy)
+            return clients.getValue(bucket.location)
+        }
+    }
+
+    override fun close() {
+        if (closed.compareAndSet(false, true)) {
+            synchronized(this) {
+                clients.forEach { it.value.shutdown() }
+                clients.clear()
+            }
+        }
+    }
+
+
+}
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSFileProvider.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSFileProvider.kt
@@ -1,41 +0,0 @@
-package app.termora.plugins.cos
-
-import org.apache.commons.vfs2.Capability
-import org.apache.commons.vfs2.FileName
-import org.apache.commons.vfs2.FileSystem
-import org.apache.commons.vfs2.FileSystemOptions
-import org.apache.commons.vfs2.provider.AbstractOriginatingFileProvider
-
-class COSFileProvider private constructor() : AbstractOriginatingFileProvider() {
-
-    companion object {
-        val instance by lazy { COSFileProvider() }
-        val capabilities = listOf(
-            Capability.CREATE,
-            Capability.DELETE,
-            Capability.RENAME,
-            Capability.GET_TYPE,
-            Capability.LIST_CHILDREN,
-            Capability.READ_CONTENT,
-            Capability.URI,
-            Capability.WRITE_CONTENT,
-            Capability.GET_LAST_MODIFIED,
-            Capability.SET_LAST_MODIFIED_FILE,
-            Capability.RANDOM_ACCESS_READ,
-            Capability.APPEND_CONTENT
-        )
-    }
-
-    override fun getCapabilities(): Collection<Capability> {
-        return COSFileProvider.capabilities
-    }
-
-    override fun doCreateFileSystem(
-        rootFileName: FileName,
-        fileSystemOptions: FileSystemOptions
-    ): FileSystem? {
-        TODO("Not yet implemented")
-    }
-
-
-}
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSFileSystem.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSFileSystem.kt
@@ -0,0 +1,16 @@
+package app.termora.plugins.cos
+
+import app.termora.transfer.s3.S3FileSystem
+import org.apache.commons.io.IOUtils
+
+/**
+ * key: region
+ */
+class COSFileSystem(private val clientHandler: COSClientHandler) :
+    S3FileSystem(COSFileSystemProvider(clientHandler)) {
+
+    override fun close() {
+        IOUtils.closeQuietly(clientHandler)
+        super.close()
+    }
+}
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSFileSystemProvider.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSFileSystemProvider.kt
@@ -0,0 +1,142 @@
+package app.termora.plugins.cos
+
+import app.termora.transfer.s3.S3FileAttributes
+import app.termora.transfer.s3.S3FileSystemProvider
+import app.termora.transfer.s3.S3Path
+import com.qcloud.cos.model.ListObjectsRequest
+import com.qcloud.cos.model.ObjectMetadata
+import com.qcloud.cos.model.PutObjectRequest
+import org.apache.commons.io.IOUtils
+import org.apache.commons.lang3.StringUtils
+import java.io.InputStream
+import java.io.OutputStream
+import java.io.PipedInputStream
+import java.io.PipedOutputStream
+import java.nio.file.AccessMode
+import java.nio.file.NoSuchFileException
+import java.util.concurrent.atomic.AtomicReference
+import kotlin.io.path.absolutePathString
+
+class COSFileSystemProvider(private val clientHandler: COSClientHandler) : S3FileSystemProvider() {
+
+
+    override fun getScheme(): String? {
+        return "s3"
+    }
+
+    override fun getOutputStream(path: S3Path): OutputStream {
+        return createStreamer(path)
+    }
+
+    override fun getInputStream(path: S3Path): InputStream {
+        val client = clientHandler.getClientForBucket(path.bucketName)
+        return client.getObject(path.bucketName, path.objectName).objectContent
+    }
+
+    private fun createStreamer(path: S3Path): OutputStream {
+        val pis = PipedInputStream()
+        val pos = PipedOutputStream(pis)
+        val exception = AtomicReference<Throwable>()
+
+        val thread = Thread.ofVirtual().start {
+            try {
+                val client = clientHandler.getClientForBucket(path.bucketName)
+                client.putObject(PutObjectRequest(path.bucketName, path.objectName, pis, ObjectMetadata()))
+            } catch (e: Exception) {
+                exception.set(e)
+            } finally {
+                IOUtils.closeQuietly(pis)
+            }
+        }
+
+        return object : OutputStream() {
+            override fun write(b: Int) {
+                val exception = exception.get()
+                if (exception != null) throw exception
+                pos.write(b)
+            }
+
+            override fun close() {
+                pos.close()
+                if (thread.isAlive) thread.join()
+            }
+        }
+    }
+
+    override fun fetchChildren(path: S3Path): MutableList<S3Path> {
+        val paths = mutableListOf<S3Path>()
+
+        // root
+        if (path.isRoot) {
+            for (bucket in clientHandler.buckets) {
+                val p = path.resolve(bucket.name)
+                p.attributes = S3FileAttributes(
+                    directory = true,
+                    lastModifiedTime = bucket.creationDate.toInstant().toEpochMilli()
+                )
+                paths.add(p)
+            }
+            return paths
+        }
+
+        var nextMarker = StringUtils.EMPTY
+        val maxKeys = 100
+        val bucketName = path.bucketName
+        while (true) {
+            val request = ListObjectsRequest()
+                .withBucketName(bucketName)
+                .withMaxKeys(maxKeys)
+                .withDelimiter(path.fileSystem.separator)
+
+            if (path.objectName.isNotBlank()) request.withPrefix(path.objectName + path.fileSystem.separator)
+            if (nextMarker.isNotBlank()) request.withMarker(nextMarker)
+
+
+            val objectListing = clientHandler.getClientForBucket(bucketName).listObjects(request)
+            for (e in objectListing.commonPrefixes) {
+                val p = path.bucket.resolve(e)
+                p.attributes = p.attributes.copy(directory = true)
+                delete(p)
+                paths.add(p)
+            }
+
+            for (e in objectListing.objectSummaries) {
+                val p = path.bucket.resolve(e.key)
+                p.attributes = p.attributes.copy(
+                    regularFile = true, size = e.size,
+                    lastModifiedTime = e.lastModified.time
+                )
+                paths.add(p)
+            }
+
+            if (objectListing.isTruncated.not()) {
+                break
+            }
+
+            nextMarker = objectListing.nextMarker
+
+        }
+
+        paths.addAll(directories[path.absolutePathString()] ?: emptyList())
+
+        return paths
+    }
+
+    override fun delete(path: S3Path, isDirectory: Boolean) {
+        if (isDirectory.not())
+            clientHandler.getClientForBucket(path.bucketName).deleteObject(path.bucketName, path.objectName)
+    }
+
+    override fun checkAccess(path: S3Path, vararg modes: AccessMode) {
+        try {
+            val client = clientHandler.getClientForBucket(path.bucketName)
+            if (client.doesObjectExist(path.bucketName, path.objectName).not()) {
+                throw NoSuchFileException(path.objectName)
+            }
+        } catch (e: Exception) {
+            if (e is NoSuchFileException) throw e
+            throw NoSuchFileException(e.message)
+        }
+    }
+
+}
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSHostOptionsPane.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSHostOptionsPane.kt
@@ -0,0 +1,313 @@
+package app.termora.plugins.cos
+
+import app.termora.*
+import app.termora.plugin.internal.BasicProxyOption
+import com.formdev.flatlaf.FlatClientProperties
+import com.formdev.flatlaf.ui.FlatTextBorder
+import com.jgoodies.forms.builder.FormBuilder
+import com.jgoodies.forms.layout.FormLayout
+import org.apache.commons.lang3.StringUtils
+import java.awt.BorderLayout
+import java.awt.KeyboardFocusManager
+import java.awt.event.ComponentAdapter
+import java.awt.event.ComponentEvent
+import javax.swing.*
+
+class COSHostOptionsPane : OptionsPane() {
+    private val generalOption = GeneralOption()
+    private val proxyOption = BasicProxyOption(listOf(ProxyType.HTTP))
+    private val sftpOption = SFTPOption()
+
+    init {
+        addOption(generalOption)
+        addOption(proxyOption)
+        addOption(sftpOption)
+
+    }
+
+    fun getHost(): Host {
+        val name = generalOption.nameTextField.text
+        val protocol = COSProtocolProvider.PROTOCOL
+        val port = 0
+        var authentication = Authentication.Companion.No
+        var proxy = Proxy.Companion.No
+        val authenticationType = AuthenticationType.Password
+
+        authentication = authentication.copy(
+            type = authenticationType,
+            password = String(generalOption.passwordTextField.password)
+        )
+
+
+        if (proxyOption.proxyTypeComboBox.selectedItem != ProxyType.No) {
+            proxy = proxy.copy(
+                type = proxyOption.proxyTypeComboBox.selectedItem as ProxyType,
+                host = proxyOption.proxyHostTextField.text,
+                username = proxyOption.proxyUsernameTextField.text,
+                password = String(proxyOption.proxyPasswordTextField.password),
+                port = proxyOption.proxyPortTextField.value as Int,
+                authenticationType = proxyOption.proxyAuthenticationTypeComboBox.selectedItem as AuthenticationType,
+            )
+        }
+
+
+        val options = Options.Default.copy(
+            sftpDefaultDirectory = sftpOption.defaultDirectoryField.text,
+            extras = mutableMapOf(
+                "cos.delimiter" to generalOption.delimiterTextField.text,
+            )
+        )
+
+        return Host(
+            name = name,
+            protocol = protocol,
+            port = port,
+            username = generalOption.usernameTextField.text,
+            authentication = authentication,
+            proxy = proxy,
+            sort = System.currentTimeMillis(),
+            remark = generalOption.remarkTextArea.text,
+            options = options,
+        )
+    }
+
+    fun setHost(host: Host) {
+        generalOption.nameTextField.text = host.name
+        generalOption.usernameTextField.text = host.username
+        generalOption.remarkTextArea.text = host.remark
+        generalOption.passwordTextField.text = host.authentication.password
+        generalOption.delimiterTextField.text = host.options.extras["cos.delimiter"] ?: StringUtils.EMPTY
+
+        proxyOption.proxyTypeComboBox.selectedItem = host.proxy.type
+        proxyOption.proxyHostTextField.text = host.proxy.host
+        proxyOption.proxyPasswordTextField.text = host.proxy.password
+        proxyOption.proxyUsernameTextField.text = host.proxy.username
+        proxyOption.proxyPortTextField.value = host.proxy.port
+        proxyOption.proxyAuthenticationTypeComboBox.selectedItem = host.proxy.authenticationType
+
+
+        sftpOption.defaultDirectoryField.text = host.options.sftpDefaultDirectory
+    }
+
+    fun validateFields(): Boolean {
+        val host = getHost()
+
+        // general
+        if (validateField(generalOption.nameTextField)) {
+            return false
+        }
+
+        if (validateField(generalOption.usernameTextField)) {
+            return false
+        }
+
+        if (host.authentication.type == AuthenticationType.Password) {
+            if (validateField(generalOption.passwordTextField)) {
+                return false
+            }
+        }
+
+        // proxy
+        if (host.proxy.type != ProxyType.No) {
+            if (validateField(proxyOption.proxyHostTextField)
+            ) {
+                return false
+            }
+
+            if (host.proxy.authenticationType != AuthenticationType.No) {
+                if (validateField(proxyOption.proxyUsernameTextField)
+                    || validateField(proxyOption.proxyPasswordTextField)
+                ) {
+                    return false
+                }
+            }
+        }
+
+        return true
+    }
+
+    /**
+     * 返回 true 表示有错误
+     */
+    private fun validateField(textField: JTextField): Boolean {
+        if (textField.isEnabled && textField.text.isBlank()) {
+            setOutlineError(textField)
+            return true
+        }
+        return false
+    }
+
+    private fun setOutlineError(c: JComponent) {
+        selectOptionJComponent(c)
+        c.putClientProperty(FlatClientProperties.OUTLINE, FlatClientProperties.OUTLINE_ERROR)
+        c.requestFocusInWindow()
+    }
+
+
+    private inner class GeneralOption : JPanel(BorderLayout()), Option {
+        val nameTextField = OutlineTextField(128)
+        val usernameTextField = OutlineTextField(128)
+        val passwordTextField = OutlinePasswordField(255)
+        val remarkTextArea = FixedLengthTextArea(512)
+
+        //        val regionComboBox = OutlineComboBox<String>()
+        val delimiterTextField = OutlineTextField(128)
+
+        init {
+            initView()
+            initEvents()
+        }
+
+        private fun initView() {
+
+            /*regionComboBox.addItem("ap-beijing-1")
+            regionComboBox.addItem("ap-beijing")
+            regionComboBox.addItem("ap-nanjing")
+            regionComboBox.addItem("ap-shanghai")
+            regionComboBox.addItem("ap-guangzhou")
+            regionComboBox.addItem("ap-chengdu")
+            regionComboBox.addItem("ap-chongqing")
+            regionComboBox.addItem("ap-shenzhen-fsi")
+            regionComboBox.addItem("ap-shanghai-fsi")
+            regionComboBox.addItem("ap-beijing-fsi")
+
+            regionComboBox.addItem("ap-hongkong")
+            regionComboBox.addItem("ap-singapore")
+            regionComboBox.addItem("ap-jakarta")
+            regionComboBox.addItem("ap-seoul")
+            regionComboBox.addItem("ap-bangkok")
+            regionComboBox.addItem("ap-tokyo")
+            regionComboBox.addItem("na-siliconvalley")
+            regionComboBox.addItem("na-ashburn")
+            regionComboBox.addItem("sa-saopaulo")
+            regionComboBox.addItem("eu-frankfurt")
+
+            regionComboBox.isEditable = true*/
+
+            delimiterTextField.text = "/"
+            delimiterTextField.isEditable = false
+            add(getCenterComponent(), BorderLayout.CENTER)
+        }
+
+        private fun initEvents() {
+
+            addComponentListener(object : ComponentAdapter() {
+                override fun componentResized(e: ComponentEvent) {
+                    SwingUtilities.invokeLater { nameTextField.requestFocusInWindow() }
+                    removeComponentListener(this)
+                }
+            })
+        }
+
+
+        override fun getIcon(isSelected: Boolean): Icon {
+            return Icons.settings
+        }
+
+        override fun getTitle(): String {
+            return I18n.getString("termora.new-host.general")
+        }
+
+        override fun getJComponent(): JComponent {
+            return this
+        }
+
+        private fun getCenterComponent(): JComponent {
+            val layout = FormLayout(
+                "left:pref, $FORM_MARGIN, default:grow, $FORM_MARGIN, pref, $FORM_MARGIN, default",
+                "pref, $FORM_MARGIN, pref, $FORM_MARGIN, pref, $FORM_MARGIN, pref, $FORM_MARGIN, pref, $FORM_MARGIN, pref, $FORM_MARGIN, pref, $FORM_MARGIN, pref, $FORM_MARGIN, pref"
+            )
+            remarkTextArea.setFocusTraversalKeys(
+                KeyboardFocusManager.FORWARD_TRAVERSAL_KEYS,
+                KeyboardFocusManager.getCurrentKeyboardFocusManager()
+                    .getDefaultFocusTraversalKeys(KeyboardFocusManager.FORWARD_TRAVERSAL_KEYS)
+            )
+            remarkTextArea.setFocusTraversalKeys(
+                KeyboardFocusManager.BACKWARD_TRAVERSAL_KEYS,
+                KeyboardFocusManager.getCurrentKeyboardFocusManager()
+                    .getDefaultFocusTraversalKeys(KeyboardFocusManager.BACKWARD_TRAVERSAL_KEYS)
+            )
+
+            remarkTextArea.rows = 8
+            remarkTextArea.lineWrap = true
+            remarkTextArea.border = BorderFactory.createEmptyBorder(4, 4, 4, 4)
+
+
+            var rows = 1
+            val step = 2
+            val panel = FormBuilder.create().layout(layout)
+                .add("${I18n.getString("termora.new-host.general.name")}:").xy(1, rows)
+                .add(nameTextField).xyw(3, rows, 5).apply { rows += step }
+
+                .add("SecretId:").xy(1, rows)
+                .add(usernameTextField).xyw(3, rows, 5).apply { rows += step }
+
+                .add("SecretKey:").xy(1, rows)
+                .add(passwordTextField).xyw(3, rows, 5).apply { rows += step }
+
+                .add("Delimiter:").xy(1, rows)
+                .add(delimiterTextField).xyw(3, rows, 5).apply { rows += step }
+
+                .add("${I18n.getString("termora.new-host.general.remark")}:").xy(1, rows)
+                .add(JScrollPane(remarkTextArea).apply { border = FlatTextBorder() })
+                .xyw(3, rows, 5).apply { rows += step }
+
+                .build()
+
+
+            return panel
+        }
+
+    }
+
+
+    private inner class SFTPOption : JPanel(BorderLayout()), Option {
+        val defaultDirectoryField = OutlineTextField(255)
+
+
+        init {
+            initView()
+            initEvents()
+        }
+
+        private fun initView() {
+            add(getCenterComponent(), BorderLayout.CENTER)
+        }
+
+        private fun initEvents() {
+
+        }
+
+
+        override fun getIcon(isSelected: Boolean): Icon {
+            return Icons.folder
+        }
+
+        override fun getTitle(): String {
+            return I18n.getString("termora.transport.sftp")
+        }
+
+        override fun getJComponent(): JComponent {
+            return this
+        }
+
+        private fun getCenterComponent(): JComponent {
+            val layout = FormLayout(
+                "left:pref, $FORM_MARGIN, default:grow",
+                "pref, $FORM_MARGIN, pref, $FORM_MARGIN, pref, $FORM_MARGIN, pref"
+            )
+
+            var rows = 1
+            val step = 2
+            val panel = FormBuilder.create().layout(layout)
+                .add("${I18n.getString("termora.settings.sftp.default-directory")}:").xy(1, rows)
+                .add(defaultDirectoryField).xy(3, rows).apply { rows += step }
+                .build()
+
+
+            return panel
+        }
+    }
+
+
+}
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSPlugin.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSPlugin.kt
@@ -1,8 +1,5 @@
 package app.termora.plugins.cos

-import app.termora.DynamicIcon
-import app.termora.I18n
-import app.termora.Icons
 import app.termora.plugin.Extension
 import app.termora.plugin.ExtensionSupport
 import app.termora.plugin.PaidPlugin
@@ -13,8 +10,8 @@ class COSPlugin : PaidPlugin {
    private val support = ExtensionSupport()

    init {
-        support.addExtension(ProtocolProviderExtension::class.java) { COSProtocolProviderExtension.Companion.instance }
-        support.addExtension(ProtocolHostPanelExtension::class.java) { COSProtocolHostPanelExtension.Companion.instance }
+        support.addExtension(ProtocolProviderExtension::class.java) { COSProtocolProviderExtension.instance }
+        support.addExtension(ProtocolHostPanelExtension::class.java) { COSProtocolHostPanelExtension.instance }
    }

    override fun getAuthor(): String {
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSProtocolHostPanel.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSProtocolHostPanel.kt
@@ -1,22 +1,36 @@
 package app.termora.plugins.cos

+import app.termora.Disposer
 import app.termora.Host
 import app.termora.protocol.ProtocolHostPanel
-import org.apache.commons.lang3.StringUtils
+import java.awt.BorderLayout

 class COSProtocolHostPanel : ProtocolHostPanel() {
+
+    private val pane = COSHostOptionsPane()
+
+    init {
+        initView()
+        initEvents()
+    }
+
+
+    private fun initView() {
+        add(pane, BorderLayout.CENTER)
+        Disposer.register(this, pane)
+    }
+
+    private fun initEvents() {}
+
    override fun getHost(): Host {
-        return Host(
-            name = StringUtils.EMPTY,
-            protocol = COSProtocolProvider.Companion.PROTOCOL
-        )
+        return pane.getHost()
    }

    override fun setHost(host: Host) {
-
+        pane.setHost(host)
    }

    override fun validateFields(): Boolean {
-        return true
+        return pane.validateFields()
    }
 }
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSProtocolHostPanelExtension.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSProtocolHostPanelExtension.kt
@@ -10,7 +10,7 @@ class COSProtocolHostPanelExtension private constructor() : ProtocolHostPanelExt
    }

    override fun getProtocolProvider(): ProtocolProvider {
-        return COSProtocolProvider.Companion.instance
+        return COSProtocolProvider.instance
    }

    override fun createProtocolHostPanel(): ProtocolHostPanel {
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSProtocolProvider.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSProtocolProvider.kt
@@ -2,10 +2,14 @@ package app.termora.plugins.cos

 import app.termora.DynamicIcon
 import app.termora.Icons
-import app.termora.protocol.FileObjectHandler
-import app.termora.protocol.FileObjectRequest
+import app.termora.protocol.PathHandler
+import app.termora.protocol.PathHandlerRequest
 import app.termora.protocol.TransferProtocolProvider
-import org.apache.commons.vfs2.provider.FileProvider
+import com.qcloud.cos.ClientConfig
+import com.qcloud.cos.auth.BasicCOSCredentials
+import com.qcloud.cos.model.Bucket
+import org.apache.commons.lang3.StringUtils
+

 class COSProtocolProvider private constructor() : TransferProtocolProvider {

@@ -22,12 +26,30 @@ class COSProtocolProvider private constructor() : TransferProtocolProvider {
        return Icons.tencent
    }

-    override fun getFileProvider(): FileProvider {
-        return COSFileProvider.instance
+    override fun createPathHandler(requester: PathHandlerRequest): PathHandler {
+        val host = requester.host
+        val secretId = host.username
+        val secretKey = host.authentication.password
+        val cred = BasicCOSCredentials(secretId, secretKey)
+        val clientConfig = ClientConfig()
+
+        clientConfig.isPrintShutdownStackTrace = false
+        val cosClient = COSClientHandler.createCOSClient(cred, StringUtils.EMPTY, host.proxy)
+        val buckets: List<Bucket>
+
+        try {
+            buckets = cosClient.listBuckets()
+            if (buckets.isEmpty()) {
+                throw IllegalStateException("没有获取到桶信息")
+            }
+        } finally {
+            cosClient.shutdown()
        }

-    override fun getRootFileObject(requester: FileObjectRequest): FileObjectHandler {
-        TODO("Not yet implemented")
+        val defaultPath = host.options.sftpDefaultDirectory
+        val fs = COSFileSystem(COSClientHandler(cred, host.proxy, buckets))
+        return PathHandler(fs, fs.getPath(defaultPath))
    }

+
 }
--- a/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSProtocolProviderExtension.kt
+++ b/plugins/cos/src/main/kotlin/app/termora/plugins/cos/COSProtocolProviderExtension.kt
@@ -9,6 +9,6 @@ class COSProtocolProviderExtension private constructor() : ProtocolProviderExten
    }

    override fun getProtocolProvider(): ProtocolProvider {
-        return COSProtocolProvider.Companion.instance
+        return COSProtocolProvider.instance
    }
 }
--- a/plugins/s3/build.gradle.kts
+++ b/plugins/s3/build.gradle.kts
@@ -3,7 +3,7 @@ plugins {
 }


-project.version = "0.0.4"
+project.version = "0.0.5"


 dependencies {
--- a/plugins/s3/src/main/kotlin/app/termora/plugins/s3/MyS3FileSystem.kt
+++ b/plugins/s3/src/main/kotlin/app/termora/plugins/s3/MyS3FileSystem.kt
@@ -0,0 +1,13 @@
+package app.termora.plugins.s3
+
+import app.termora.transfer.s3.S3FileSystem
+import io.minio.MinioClient
+
+class MyS3FileSystem(private val minioClient: MinioClient) :
+    S3FileSystem(MyS3FileSystemProvider(minioClient)) {
+
+    override fun close() {
+        minioClient.close()
+        super.close()
+    }
+}
--- a/plugins/s3/src/main/kotlin/app/termora/plugins/s3/MyS3FileSystemProvider.kt
+++ b/plugins/s3/src/main/kotlin/app/termora/plugins/s3/MyS3FileSystemProvider.kt
@@ -0,0 +1,157 @@
+package app.termora.plugins.s3
+
+import app.termora.transfer.s3.S3FileAttributes
+import app.termora.transfer.s3.S3FileSystemProvider
+import app.termora.transfer.s3.S3Path
+import io.minio.*
+import io.minio.errors.ErrorResponseException
+import org.apache.commons.io.IOUtils
+import org.apache.commons.lang3.StringUtils
+import java.io.InputStream
+import java.io.OutputStream
+import java.io.PipedInputStream
+import java.io.PipedOutputStream
+import java.nio.file.AccessMode
+import java.nio.file.NoSuchFileException
+import java.util.concurrent.atomic.AtomicReference
+import kotlin.io.path.absolutePathString
+
+class MyS3FileSystemProvider(private val minioClient: MinioClient) : S3FileSystemProvider() {
+
+    override fun getScheme(): String? {
+        return "s3"
+    }
+
+    override fun getOutputStream(path: S3Path): OutputStream {
+        return createStreamer(path)
+    }
+
+    override fun getInputStream(path: S3Path): InputStream {
+        return minioClient.getObject(
+            GetObjectArgs.builder().bucket(path.bucketName)
+                .`object`(path.objectName).build()
+        )
+    }
+
+
+    private fun createStreamer(path: S3Path): OutputStream {
+        val pis = PipedInputStream()
+        val pos = PipedOutputStream(pis)
+        val exception = AtomicReference<Throwable>()
+
+        val thread = Thread.ofVirtual().start {
+            try {
+                minioClient.putObject(
+                    PutObjectArgs.builder()
+                        .bucket(path.bucketName)
+                        .stream(pis, -1, 32 * 1024 * 1024)
+                        .`object`(path.objectName).build()
+                )
+            } catch (e: Exception) {
+                exception.set(e)
+            } finally {
+                IOUtils.closeQuietly(pis)
+            }
+        }
+
+        return object : OutputStream() {
+            override fun write(b: Int) {
+                val exception = exception.get()
+                if (exception != null) throw exception
+                pos.write(b)
+            }
+
+            override fun close() {
+                pos.close()
+                if (thread.isAlive) thread.join()
+            }
+        }
+    }
+
+    override fun fetchChildren(path: S3Path): MutableList<S3Path> {
+        val paths = mutableListOf<S3Path>()
+
+        // root
+        if (path.isRoot) {
+            for (bucket in minioClient.listBuckets()) {
+                val p = path.resolve(bucket.name())
+                p.attributes = S3FileAttributes(
+                    directory = true,
+                    lastModifiedTime = bucket.creationDate().toInstant().toEpochMilli()
+                )
+                paths.add(p)
+            }
+            return paths
+        }
+
+        var startAfter = StringUtils.EMPTY
+        val maxKeys = 100
+
+        while (true) {
+            val builder = ListObjectsArgs.builder()
+                .bucket(path.bucketName)
+                .maxKeys(maxKeys)
+                .delimiter(path.fileSystem.separator)
+
+            if (path.objectName.isNotBlank()) builder.prefix(path.objectName + path.fileSystem.separator)
+            if (startAfter.isNotBlank()) builder.startAfter(startAfter)
+
+
+            val subPaths = mutableListOf<S3Path>()
+            for (e in minioClient.listObjects(builder.build())) {
+                val item = e.get()
+                val p = path.bucket.resolve(item.objectName())
+                var attributes = p.attributes.copy(
+                    directory = item.isDir,
+                    regularFile = item.isDir.not(),
+                    size = item.size()
+                )
+                if (item.lastModified() != null) {
+                    attributes = attributes.copy(lastModifiedTime = item.lastModified().toInstant().toEpochMilli())
+                }
+                p.attributes = attributes
+
+                // 如果是文件夹，那么就要删除内存中的
+                if (attributes.isDirectory) {
+                    delete(p)
+                }
+
+                subPaths.add(p)
+                startAfter = item.objectName()
+            }
+
+            paths.addAll(subPaths)
+
+            if (subPaths.size < maxKeys)
+                break
+
+
+        }
+
+        paths.addAll(directories[path.absolutePathString()] ?: emptyList())
+
+        return paths
+    }
+
+
+    override fun delete(path: S3Path, isDirectory: Boolean) {
+        if (isDirectory.not())
+            minioClient.removeObject(
+                RemoveObjectArgs.builder().bucket(path.bucketName).`object`(path.objectName).build()
+            )
+    }
+
+
+    override fun checkAccess(path: S3Path, vararg modes: AccessMode) {
+        try {
+            minioClient.statObject(
+                StatObjectArgs.builder()
+                    .`object`(path.objectName)
+                    .bucket(path.bucketName).build()
+            )
+        } catch (e: ErrorResponseException) {
+            throw NoSuchFileException(e.errorResponse().message())
+        }
+    }
+
+}
--- a/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3ProtocolProvider.kt
+++ b/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3ProtocolProvider.kt
@@ -70,7 +70,7 @@ class S3ProtocolProvider private constructor() : TransferProtocolProvider {
 //        val delimiter = host.options.extras["s3.delimiter"] ?: "/"
        val defaultPath = host.options.sftpDefaultDirectory
        val minioClient = builder.build()
-        val fs = S3FileSystem(minioClient)
+        val fs = MyS3FileSystem(minioClient)
        return PathHandler(fs, fs.getPath(defaultPath))
    }

--- a/plugins/s3/src/test/kotlin/app/termora/plugins/s3/S3FileSystemTest.kt
+++ b/plugins/s3/src/test/kotlin/app/termora/plugins/s3/S3FileSystemTest.kt
@@ -58,7 +58,7 @@ class S3FileSystemTest {
            }
        }

-        val fileSystem = S3FileSystem(minioClient)
+        val fileSystem = MyS3FileSystem(minioClient)
        val path = fileSystem.getPath("/")
        PathWalker.walkFileTree(path, object : PathVisitor {
            override fun preVisitDirectory(
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -5,7 +5,7 @@ rootProject.name = "termora"

 include("plugins:s3")
 //include("plugins:oss")
-//include("plugins:cos")
+include("plugins:cos")
 //include("plugins:obs")
 //include("plugins:ftp")
 include("plugins:bg")
--- a/src/main/kotlin/app/termora/plugin/internal/BasicProxyOption.kt
+++ b/src/main/kotlin/app/termora/plugin/internal/BasicProxyOption.kt
@@ -10,7 +10,8 @@ import java.awt.Component
 import java.awt.event.ItemEvent
 import javax.swing.*

-class BasicProxyOption : JPanel(BorderLayout()), Option {
+class BasicProxyOption(private val proxyTypes: List<ProxyType> = listOf(ProxyType.HTTP, ProxyType.SOCKS5)) :
+    JPanel(BorderLayout()), Option {
    private val formMargin = "7dlu"

    val proxyTypeComboBox = FlatComboBox<ProxyType>()
@@ -61,8 +62,9 @@ class BasicProxyOption : JPanel(BorderLayout()), Option {
        }

        proxyTypeComboBox.addItem(ProxyType.No)
-        proxyTypeComboBox.addItem(ProxyType.HTTP)
-        proxyTypeComboBox.addItem(ProxyType.SOCKS5)
+        for (type in proxyTypes) {
+            proxyTypeComboBox.addItem(type)
+        }

        proxyAuthenticationTypeComboBox.addItem(AuthenticationType.No)
        proxyAuthenticationTypeComboBox.addItem(AuthenticationType.Password)
--- a/src/main/kotlin/app/termora/protocol/PathHandler.kt
+++ b/src/main/kotlin/app/termora/protocol/PathHandler.kt
@@ -1,9 +1,12 @@
 package app.termora.protocol

 import app.termora.Disposable
+import org.apache.commons.io.IOUtils
 import java.nio.file.FileSystem
 import java.nio.file.Path

 open class PathHandler(val fileSystem: FileSystem, val path: Path) : Disposable {
-
+    override fun dispose() {
+        IOUtils.closeQuietly(fileSystem)
+    }
 }
--- a/src/main/kotlin/app/termora/terminal/panel/vw/TransferVisualWindow.kt
+++ b/src/main/kotlin/app/termora/terminal/panel/vw/TransferVisualWindow.kt
@@ -442,11 +442,6 @@ class TransferVisualWindow(tab: SSHTerminalTab, visualWindowManager: VisualWindo
                override fun getWorkdir(): Path? {
                    return transportPanel.workdir
                }
-
-                override fun getTableModel(): TransportTableModel? {
-                    return transportPanel.getTableModel()
-                }
-
            }
        }

@@ -457,7 +452,6 @@ class TransferVisualWindow(tab: SSHTerminalTab, visualWindowManager: VisualWindo
                transferManager,
                object : DefaultInternalTransferManager.WorkdirProvider {
                    override fun getWorkdir() = null
-                    override fun getTableModel() = null
                },
                createWorkdirProvider(transportPanel)
            )
--- a/src/main/kotlin/app/termora/transfer/DefaultInternalTransferManager.kt
+++ b/src/main/kotlin/app/termora/transfer/DefaultInternalTransferManager.kt
@@ -31,6 +31,7 @@ import kotlin.collections.ArrayDeque
 import kotlin.collections.List
 import kotlin.collections.Set
 import kotlin.collections.isNotEmpty
+import kotlin.io.path.exists
 import kotlin.io.path.name
 import kotlin.io.path.pathString
 import kotlin.math.max
@@ -49,7 +50,6 @@ class DefaultInternalTransferManager(

    interface WorkdirProvider {
        fun getWorkdir(): Path?
-        fun getTableModel(): TransportTableModel?
    }


@@ -85,19 +85,14 @@ class DefaultInternalTransferManager(
        if (paths.isEmpty()) return CompletableFuture.completedFuture(Unit)

        val future = CompletableFuture<Unit>()
-        val tableModel = when (targetWorkdir.fileSystem) {
-            source.getWorkdir()?.fileSystem -> source.getTableModel()
-            target.getWorkdir()?.fileSystem -> target.getTableModel()
-            else -> null
-        }

        coroutineScope.launch(Dispatchers.IO) {
            try {
                val context = AskTransferContext(TransferAction.Overwrite, false)
                for (pair in paths) {
-                    if (mode == TransferMode.Transfer && tableModel != null && context.applyAll.not()) {
+                    if (mode == TransferMode.Transfer && context.applyAll.not()) {
                        val action = withContext(Dispatchers.Swing) {
-                            getTransferAction(context, tableModel, pair.second)
+                            getTransferAction(context, targetWorkdir.resolve(pair.first.name), pair.second)
                        }
                        if (action == null) {
                            break
@@ -143,21 +138,19 @@ class DefaultInternalTransferManager(

    private fun getTransferAction(
        context: AskTransferContext,
-        model: TransportTableModel,
+        path: Path,
        source: TransportTableModel.Attributes
    ): TransferAction? {
        if (context.applyAll) return context.action

-        for (i in 0 until model.rowCount) {
-            val c = model.getAttributes(i)
-            if (c.name != source.name) continue
-            val transfer = askTransfer(source, c)
+        if (path.exists()) {
+            val transfer = askTransfer(source, source)
            context.action = transfer.action
            context.applyAll = transfer.applyAll
            if (transfer.option != JOptionPane.OK_OPTION) return null
        }

-        return context.action
+        return TransferAction.Overwrite
    }


--- a/src/main/kotlin/app/termora/transfer/FileTransfer.kt
+++ b/src/main/kotlin/app/termora/transfer/FileTransfer.kt
@@ -6,6 +6,7 @@ import java.io.InputStream
 import java.io.OutputStream
 import java.nio.file.Path
 import java.nio.file.StandardOpenOption
+import java.util.concurrent.atomic.AtomicBoolean
 import kotlin.io.path.inputStream
 import kotlin.io.path.outputStream

@@ -18,8 +19,12 @@ class FileTransfer(
    private lateinit var input: InputStream
    private lateinit var output: OutputStream

+    private val closed = AtomicBoolean(false)
+
    override suspend fun transfer(bufferSize: Int): Long {

+        if (closed.get()) throw IllegalStateException("Transfer already closed")
+
        if (::input.isInitialized.not()) {
            input = source().inputStream(StandardOpenOption.READ)
        }
@@ -48,6 +53,7 @@ class FileTransfer(
    }

    override fun close() {
+        if (closed.compareAndSet(false, true)) {
            if (::input.isInitialized) {
                IOUtils.closeQuietly(input)
            }
@@ -56,5 +62,6 @@ class FileTransfer(
                IOUtils.closeQuietly(output)
            }
        }
+    }

 }
--- a/src/main/kotlin/app/termora/transfer/TransferTableModel.kt
+++ b/src/main/kotlin/app/termora/transfer/TransferTableModel.kt
@@ -424,6 +424,11 @@ class TransferTableModel(private val coroutineScope: CoroutineScope) :
                // 异步上报，因为数据量非常大，所以采用异步
                reporter.report(node, len, System.currentTimeMillis())
            }
+
+            // 因为可能是异步传输，只有关闭后才能确保数据已经到达云端
+            // 尤其是 S3 协议
+            if (transfer is Closeable) IOUtils.closeQuietly(transfer)
+
            withContext(Dispatchers.Swing) {
                if (continueTransfer(node)) {
                    changeState(node, State.Done)
--- a/src/main/kotlin/app/termora/transfer/TransportPanel.kt
+++ b/src/main/kotlin/app/termora/transfer/TransportPanel.kt
@@ -290,7 +290,7 @@ class TransportPanel(
        // 传输完成之后刷新
        transferManager.addTransferListener(object : TransferListener {
            override fun onTransferChanged(transfer: Transfer, state: TransferTreeTableNode.State) {
-                if (state != TransferTreeTableNode.State.Done) return
+                if (state != TransferTreeTableNode.State.Done && state != TransferTreeTableNode.State.Failed) return
                if (transfer.target().fileSystem != _fileSystem) return
                if (transfer.target() == workdir || transfer.target().parent == workdir) {
                    reload(requestFocus = false)
--- a/src/main/kotlin/app/termora/transfer/TransportViewer.kt
+++ b/src/main/kotlin/app/termora/transfer/TransportViewer.kt
@@ -95,9 +95,6 @@ class TransportViewer : JPanel(BorderLayout()), DataProvider, Disposable {
                    return source.getSelectedTransportPanel()?.workdir
                }

-                override fun getTableModel(): TransportTableModel? {
-                    return source.getSelectedTransportPanel()?.getTableModel()
-                }

            },
            object : DefaultInternalTransferManager.WorkdirProvider {
@@ -105,9 +102,6 @@ class TransportViewer : JPanel(BorderLayout()), DataProvider, Disposable {
                    return target.getSelectedTransportPanel()?.workdir
                }

-                override fun getTableModel(): TransportTableModel? {
-                    return target.getSelectedTransportPanel()?.getTableModel()
-                }
            })

    }
--- a/src/main/kotlin/app/termora/transfer/internal/sftp/SFTPPathHandler.kt
+++ b/src/main/kotlin/app/termora/transfer/internal/sftp/SFTPPathHandler.kt
@@ -24,8 +24,8 @@ internal class SFTPPathHandler(
    }

    override fun dispose() {
+        super.dispose()
        session.removeCloseFutureListener(listener)
-        IOUtils.closeQuietly(fileSystem)
        IOUtils.closeQuietly(session)
        IOUtils.closeQuietly(client)
    }
--- a/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3FileAttributes.kt
+++ b/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3FileAttributes.kt
@@ -1,4 +1,4 @@
-package app.termora.plugins.s3
+package app.termora.transfer.s3

 import java.nio.file.attribute.BasicFileAttributes
 import java.nio.file.attribute.FileTime
--- a/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3FileSystem.kt
+++ b/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3FileSystem.kt
@@ -1,14 +1,11 @@
-package app.termora.plugins.s3
+package app.termora.transfer.s3

-import io.minio.MinioClient
 import org.apache.sshd.common.file.util.BaseFileSystem
 import java.nio.file.Path
 import java.nio.file.attribute.UserPrincipalLookupService
 import java.util.concurrent.atomic.AtomicBoolean

-class S3FileSystem(
-    private val minioClient: MinioClient,
-) : BaseFileSystem<S3Path>(S3FileSystemProvider(minioClient)) {
+open class S3FileSystem(provider: S3FileSystemProvider) : BaseFileSystem<S3Path>(provider) {

    private val isOpen = AtomicBoolean(true)

@@ -20,16 +17,14 @@ class S3FileSystem(
        return path
    }

-    override fun close() {
-        if (isOpen.compareAndSet(false, true)) {
-            minioClient.close()
-        }
-    }
-
    override fun isOpen(): Boolean {
        return isOpen.get()
    }

+    override fun close() {
+        isOpen.compareAndSet(false, true)
+    }
+
    override fun getRootDirectories(): Iterable<Path> {
        return mutableSetOf<Path>(create(separator))
    }
--- a/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3FileSystemProvider.kt
+++ b/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3FileSystemProvider.kt
@@ -1,32 +1,21 @@
-package app.termora.plugins.s3
+package app.termora.transfer.s3

-import io.minio.*
-import io.minio.errors.ErrorResponseException
-import org.apache.commons.io.IOUtils
-import org.apache.commons.lang3.StringUtils
+import java.io.InputStream
 import java.io.OutputStream
-import java.io.PipedInputStream
-import java.io.PipedOutputStream
 import java.net.URI
-import java.nio.channels.Channels
 import java.nio.channels.SeekableByteChannel
 import java.nio.file.*
 import java.nio.file.attribute.*
 import java.nio.file.spi.FileSystemProvider
-import java.util.concurrent.atomic.AtomicReference
 import kotlin.io.path.absolutePathString
 import kotlin.io.path.name

-class S3FileSystemProvider(private val minioClient: MinioClient) : FileSystemProvider() {
+abstract class S3FileSystemProvider() : FileSystemProvider() {

    /**
     * 因为 S3 协议不存在文件夹，所以用户新建的文件夹先保存到内存中
     */
-    private val directories = mutableMapOf<String, MutableList<S3Path>>()
-
-    override fun getScheme(): String? {
-        return "s3"
-    }
+    protected val directories = mutableMapOf<String, MutableList<S3Path>>()

    override fun newFileSystem(
        uri: URI,
@@ -49,51 +38,15 @@ class S3FileSystemProvider(private val minioClient: MinioClient) : FileSystemPro
        vararg attrs: FileAttribute<*>
    ): SeekableByteChannel {
        if (path !is S3Path) throw UnsupportedOperationException("path must be a S3Path")
-        if (options.contains(StandardOpenOption.WRITE)) {
-            return S3WriteSeekableByteChannel(Channels.newChannel(createStreamer(path)))
+        return if (options.contains(StandardOpenOption.WRITE)) {
+            S3WriteSeekableByteChannel(getOutputStream(path))
        } else {
-            val response = minioClient.getObject(
-                GetObjectArgs.builder().bucket(path.bucketName)
-                    .`object`(path.objectName).build()
-            )
-            return S3ReadSeekableByteChannel(Channels.newChannel(response), stat(path))
+            S3ReadSeekableByteChannel(getInputStream(path), path.attributes.size())
        }
    }

-
-    private fun createStreamer(path: S3Path): OutputStream {
-        val pis = PipedInputStream()
-        val pos = PipedOutputStream(pis)
-        val exception = AtomicReference<Throwable>()
-
-        val thread = Thread.ofVirtual().start {
-            try {
-                minioClient.putObject(
-                    PutObjectArgs.builder()
-                        .bucket(path.bucketName)
-                        .stream(pis, -1, 32 * 1024 * 1024)
-                        .`object`(path.objectName).build()
-                )
-            } catch (e: Exception) {
-                exception.set(e)
-            } finally {
-                IOUtils.closeQuietly(pis)
-            }
-        }
-
-        return object : OutputStream() {
-            override fun write(b: Int) {
-                val exception = exception.get()
-                if (exception != null) throw exception
-                pos.write(b)
-            }
-
-            override fun close() {
-                pos.close()
-                if (thread.isAlive) thread.join()
-            }
-        }
-    }
+    abstract fun getOutputStream(path: S3Path): OutputStream
+    abstract fun getInputStream(path: S3Path): InputStream

    override fun newDirectoryStream(
        dir: Path,
@@ -101,7 +54,7 @@ class S3FileSystemProvider(private val minioClient: MinioClient) : FileSystemPro
    ): DirectoryStream<Path> {
        return object : DirectoryStream<Path> {
            override fun iterator(): MutableIterator<Path> {
-                return files(dir as S3Path).iterator()
+                return fetchChildren(dir as S3Path).iterator()
            }

            override fun close() {
@@ -110,70 +63,8 @@ class S3FileSystemProvider(private val minioClient: MinioClient) : FileSystemPro
        }
    }

-    private fun files(path: S3Path): MutableList<S3Path> {
-        val paths = mutableListOf<S3Path>()
+    abstract fun fetchChildren(path: S3Path): MutableList<S3Path>

-        // root
-        if (path.isRoot) {
-            for (bucket in minioClient.listBuckets()) {
-                val p = path.resolve(bucket.name())
-                p.attributes = S3FileAttributes(
-                    directory = true,
-                    lastModifiedTime = bucket.creationDate().toInstant().toEpochMilli()
-                )
-                paths.add(p)
-            }
-            return paths
-        }
-
-        var startAfter = StringUtils.EMPTY
-        val maxKeys = 100
-
-        while (true) {
-            val builder = ListObjectsArgs.builder()
-                .bucket(path.bucketName)
-                .maxKeys(maxKeys)
-                .delimiter(path.fileSystem.separator)
-
-            if (path.objectName.isNotBlank()) builder.prefix(path.objectName + path.fileSystem.separator)
-            if (startAfter.isNotBlank()) builder.startAfter(startAfter)
-
-
-            val subPaths = mutableListOf<S3Path>()
-            for (e in minioClient.listObjects(builder.build())) {
-                val item = e.get()
-                val p = path.bucket.resolve(item.objectName())
-                var attributes = p.attributes.copy(
-                    directory = item.isDir,
-                    regularFile = item.isDir.not(),
-                    size = item.size()
-                )
-                if (item.lastModified() != null) {
-                    attributes = attributes.copy(lastModifiedTime = item.lastModified().toInstant().toEpochMilli())
-                }
-                p.attributes = attributes
-
-                // 如果是文件夹，那么就要删除内存中的
-                if (attributes.isDirectory) {
-                    delete(p)
-                }
-
-                subPaths.add(p)
-                startAfter = item.objectName()
-            }
-
-            paths.addAll(subPaths)
-
-            if (subPaths.size < maxKeys)
-                break
-
-
-        }
-
-        paths.addAll(directories[path.absolutePathString()] ?: emptyList())
-
-        return paths
-    }

    override fun createDirectory(dir: Path, vararg attrs: FileAttribute<*>) {
        synchronized(this) {
@@ -196,13 +87,20 @@ class S3FileSystemProvider(private val minioClient: MinioClient) : FileSystemPro
                    directories[parent.absolutePathString()]?.removeIf { it.name == path.name }
                }
            }
-            return
+            delete(path, true)
+        } else {
+            delete(path, false)
        }
-        minioClient.removeObject(
-            RemoveObjectArgs.builder().bucket(path.bucketName).`object`(path.objectName).build()
-        )
    }

+    override fun checkAccess(path: Path, vararg modes: AccessMode) {
+        if (path !is S3Path) throw UnsupportedOperationException("path must be a S3Path")
+        checkAccess(path, *modes)
+    }
+
+    abstract fun delete(path: S3Path, isDirectory: Boolean)
+    abstract fun checkAccess(path: S3Path, vararg modes: AccessMode)
+
    override fun copy(
        source: Path?,
        target: Path?,
@@ -231,25 +129,6 @@ class S3FileSystemProvider(private val minioClient: MinioClient) : FileSystemPro
        throw UnsupportedOperationException()
    }

-    override fun checkAccess(path: Path, vararg modes: AccessMode) {
-        if (path !is S3Path) throw UnsupportedOperationException("path must be a S3Path")
-
-        try {
-            stat(path)
-        } catch (e: ErrorResponseException) {
-            throw NoSuchFileException(e.errorResponse().message())
-        }
-    }
-
-
-    private fun stat(path: S3Path): StatObjectResponse {
-        return minioClient.statObject(
-            StatObjectArgs.builder()
-                .`object`(path.objectName)
-                .bucket(path.bucketName).build()
-        )
-    }
-
    override fun <V : FileAttributeView> getFileAttributeView(
        path: Path,
        type: Class<V>,
--- a/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3Path.kt
+++ b/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3Path.kt
@@ -1,4 +1,4 @@
-package app.termora.plugins.s3
+package app.termora.transfer.s3

 import app.termora.transfer.WithPathAttributes
 import org.apache.sshd.common.file.util.BasePath
@@ -6,7 +6,7 @@ import java.nio.file.LinkOption
 import java.nio.file.Path
 import kotlin.io.path.absolutePathString

-class S3Path(
+open class S3Path(
    fileSystem: S3FileSystem,
    root: String?,
    names: List<String>,
@@ -20,27 +20,27 @@ class S3Path(
    /**
     * 是否是 Bucket
     */
-    val isBucket get() = parent != null && parent?.parent == null
+    open val isBucket get() = parent != null && parent?.parent == null

    /**
     * 是否是根
     */
-    val isRoot get() = absolutePathString() == separator
+    open val isRoot get() = absolutePathString() == separator

    /**
     * Bucket Name
     */
-    val bucketName: String get() = names.first()
+    open val bucketName: String get() = names.first()

    /**
     * 获取 Bucket
     */
-    val bucket: S3Path get() = fileSystem.getPath(root, bucketName)
+    open val bucket: S3Path get() = fileSystem.getPath(root, bucketName)

    /**
     * 获取所在 Bucket 的路径
     */
-    val objectName: String get() = names.subList(1, names.size).joinToString(separator)
+    open val objectName: String get() = names.subList(1, names.size).joinToString(separator)

    override fun getCustomType(): String? {
        if (isBucket) return "Bucket"
--- a/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3ReadSeekableByteChannel.kt
+++ b/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3ReadSeekableByteChannel.kt
@@ -1,16 +1,13 @@
-package app.termora.plugins.s3
+package app.termora.transfer.s3

-import io.minio.StatObjectResponse
 import org.apache.commons.io.IOUtils
+import java.io.InputStream
 import java.nio.ByteBuffer
-import java.nio.channels.ReadableByteChannel
+import java.nio.channels.Channels
 import java.nio.channels.SeekableByteChannel

-class S3ReadSeekableByteChannel(
-    private val channel: ReadableByteChannel,
-    private val stat: StatObjectResponse
-) : SeekableByteChannel {
-
+open class S3ReadSeekableByteChannel(input: InputStream, private val size: Long) : SeekableByteChannel {
+    private val channel = Channels.newChannel(input)
    private var position: Long = 0

    override fun read(dst: ByteBuffer): Int {
@@ -34,7 +31,7 @@ class S3ReadSeekableByteChannel(
    }

    override fun size(): Long {
-        return stat.size()
+        return size
    }

    override fun truncate(size: Long): SeekableByteChannel {
--- a/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3WriteSeekableByteChannel.kt
+++ b/plugins/s3/src/main/kotlin/app/termora/plugins/s3/S3WriteSeekableByteChannel.kt
@@ -1,14 +1,13 @@
-package app.termora.plugins.s3
+package app.termora.transfer.s3

 import org.apache.commons.io.IOUtils
+import java.io.OutputStream
 import java.nio.ByteBuffer
+import java.nio.channels.Channels
 import java.nio.channels.SeekableByteChannel
-import java.nio.channels.WritableByteChannel
-
-class S3WriteSeekableByteChannel(
-    private val channel: WritableByteChannel,
-) : SeekableByteChannel {

+open class S3WriteSeekableByteChannel(output: OutputStream) : SeekableByteChannel {
+    private val channel = Channels.newChannel(output)

    override fun read(dst: ByteBuffer): Int {
        throw UnsupportedOperationException("read not supported")
--- a/src/test/kotlin/app/termora/ExposedTest.kt
+++ b/src/test/kotlin/app/termora/ExposedTest.kt
@@ -1,39 +0,0 @@
-package app.termora
-
-import app.termora.database.DataEntity
-import app.termora.database.DataType
-import app.termora.database.OwnerType
-import app.termora.database.SettingEntity
-import org.jetbrains.exposed.v1.jdbc.Database
-import org.jetbrains.exposed.v1.jdbc.SchemaUtils
-import org.jetbrains.exposed.v1.jdbc.insert
-import org.jetbrains.exposed.v1.jdbc.transactions.transaction
-import kotlin.test.Test
-
-
-class ExposedTest {
-
-
-    @Test
-    fun test() {
-        val database = Database.connect("jdbc:h2:mem:test", driver = "org.h2.Driver", user = "sa")
-
-        transaction(database) {
-            SchemaUtils.create(DataEntity, SettingEntity)
-
-            println(DataEntity.insert {
-                it[ownerId] = "Test"
-                it[ownerType] = OwnerType.User.name
-                it[type] = DataType.KeywordHighlight.name
-                it[data] = "hello 中文".repeat(10000)
-            } get DataEntity.id)
-
-            println(SettingEntity.insert {
-                it[name] = "Test"
-                it[value] = "hello 中文".repeat(10000)
-            } get SettingEntity.id)
-
-
-        }
-    }
-}
--- a/src/test/kotlin/app/termora/HostTest.kt
+++ b/src/test/kotlin/app/termora/HostTest.kt
@@ -10,7 +10,7 @@ class HostTest {
            """
            {
              "name": "test",
-              "protocol": SSHProtocolProvider.PROTOCOL,
+              "protocol": "SSH",
              "test": ""
            }
        """.trimIndent()
--- a/src/test/kotlin/app/termora/account/ServerManagerTest.kt
+++ b/src/test/kotlin/app/termora/account/ServerManagerTest.kt
@@ -1,15 +0,0 @@
-package app.termora.account
-
-import kotlin.test.Test
-
-class ServerManagerTest {
-    @Test
-    fun test() {
-        ServerManager.getInstance().login(
-            Server(
-                name = "test",
-                server = "http://127.0.0.1:8080"
-            ), "admin", "admin"
-        )
-    }
-}
--- a/src/test/kotlin/app/termora/vfs2/sftp/MySftpFileProviderTest.kt
+++ b/src/test/kotlin/app/termora/vfs2/sftp/MySftpFileProviderTest.kt
@@ -1,114 +0,0 @@
-package app.termora.vfs2.sftp
-
-import app.termora.SSHDTest
-import app.termora.randomUUID
-import org.apache.commons.vfs2.*
-import org.apache.commons.vfs2.impl.DefaultFileSystemManager
-import org.apache.commons.vfs2.provider.local.DefaultLocalFileProvider
-import org.apache.sshd.sftp.client.SftpClientFactory
-import java.io.File
-import kotlin.test.Test
-import kotlin.test.assertEquals
-import kotlin.test.assertFalse
-import kotlin.test.assertTrue
-
-class MySftpFileProviderTest : SSHDTest() {
-
-    companion object {
-        init {
-            val fileSystemManager = DefaultFileSystemManager()
-            fileSystemManager.addProvider("sftp", MySftpFileProvider.instance)
-            fileSystemManager.addProvider("file", DefaultLocalFileProvider())
-            fileSystemManager.init()
-            VFS.setManager(fileSystemManager)
-        }
-    }
-
-    @Test
-    fun testSetExecutable() {
-        val file = newFileObject("/config/test.txt")
-        file.createFile()
-        file.refresh()
-        assertFalse(file.isExecutable)
-        file.setExecutable(true, false)
-        file.refresh()
-        assertTrue(file.isExecutable)
-    }
-
-    @Test
-    fun testCreateFile() {
-        val file = newFileObject("/config/test.txt")
-        assertFalse(file.exists())
-        file.createFile()
-        assertTrue(file.exists())
-    }
-
-    @Test
-    fun testWriteAndReadFile() {
-        val file = newFileObject("/config/test.txt")
-        file.createFile()
-        assertFalse(file.content.isOpen)
-
-        val os = file.content.outputStream
-        os.write("test".toByteArray())
-        os.flush()
-        assertTrue(file.content.isOpen)
-
-        os.close()
-        assertFalse(file.content.isOpen)
-
-        val input = file.content.inputStream
-        assertEquals("test", String(input.readAllBytes()))
-        assertTrue(file.content.isOpen)
-        input.close()
-        assertFalse(file.content.isOpen)
-
-    }
-
-    @Test
-    fun testCreateFolder() {
-        val file = newFileObject("/config/test")
-        assertFalse(file.exists())
-        file.createFolder()
-        assertTrue(file.exists())
-    }
-
-
-    @Test
-    fun testSftpClient() {
-        val session = newClientSession()
-        val client = SftpClientFactory.instance().createSftpClient(session)
-        assertTrue(client.isOpen)
-        session.close()
-        assertFalse(client.isOpen)
-    }
-
-    @Test
-    fun testCopy() {
-        val file = newFileObject("/config/sshd.pid")
-        val filepath = File("build", randomUUID())
-        val localFile = getVFS().resolveFile("file://${filepath.absolutePath}")
-
-        localFile.copyFrom(file, Selectors.SELECT_ALL)
-        assertEquals(
-            file.content.getString(Charsets.UTF_8),
-            localFile.content.getString(Charsets.UTF_8)
-        )
-
-        localFile.delete()
-    }
-
-    private fun getVFS(): FileSystemManager {
-        return VFS.getManager()
-    }
-
-    private fun newFileObject(path: String): FileObject {
-        val vfs = getVFS()
-        val fileSystemOptions = FileSystemOptions()
-        MySftpFileSystemConfigBuilder.getInstance()
-            .setSftpFileSystem(fileSystemOptions, SftpClientFactory.instance().createSftpFileSystem(newClientSession()))
-        return vfs.resolveFile("sftp://${path}", fileSystemOptions)
-    }
-
-
-}