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@@ -34,6 +34,9 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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public static final int FS_SEAWEED_DEFAULT_PORT = 8888;
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public static final String FS_SEAWEED_FILER_HOST = "fs.seaweed.filer.host";
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public static final String FS_SEAWEED_FILER_PORT = "fs.seaweed.filer.port";
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public static final String FS_SEAWEED_GRPC_CA = "fs.seaweed.ca";
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public static final String FS_SEAWEED_GRPC_CLIENT_KEY = "fs.seaweed.client.key";
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public static final String FS_SEAWEED_GRPC_CLIENT_CERT = "fs.seaweed.client.cert";
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private static final Logger LOG = LoggerFactory.getLogger(SeaweedFileSystem.class);
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private static int BUFFER_SIZE = 16 * 1024 * 1024;
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@@ -72,7 +75,17 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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setConf(conf);
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this.uri = uri;
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seaweedFileSystemStore = new SeaweedFileSystemStore(host, port);
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if (conf.get(FS_SEAWEED_GRPC_CA) != null && conf.getTrimmed(FS_SEAWEED_GRPC_CA).length() != 0
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&& conf.get(FS_SEAWEED_GRPC_CLIENT_CERT) != null && conf.getTrimmed(FS_SEAWEED_GRPC_CLIENT_CERT).length() != 0
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&& conf.get(FS_SEAWEED_GRPC_CLIENT_KEY) != null && conf.getTrimmed(FS_SEAWEED_GRPC_CLIENT_KEY).length() != 0) {
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seaweedFileSystemStore = new SeaweedFileSystemStore(host, port,
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conf.get(FS_SEAWEED_GRPC_CA),
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conf.get(FS_SEAWEED_GRPC_CLIENT_CERT),
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conf.get(FS_SEAWEED_GRPC_CLIENT_KEY));
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} else {
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seaweedFileSystemStore = new SeaweedFileSystemStore(host, port);
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}
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}
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@Override
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@@ -206,8 +219,8 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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UserGroupInformation currentUser = UserGroupInformation.getCurrentUser();
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return seaweedFileSystemStore.createDirectory(path, currentUser,
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fsPermission == null ? FsPermission.getDirDefault() : fsPermission,
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FsPermission.getUMask(getConf()));
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fsPermission == null ? FsPermission.getDirDefault() : fsPermission,
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FsPermission.getUMask(getConf()));
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}
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@@ -238,7 +251,7 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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*/
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@Override
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public void setOwner(Path path, final String owner, final String group)
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throws IOException {
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throws IOException {
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LOG.debug("setOwner path: {}", path);
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path = qualify(path);
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@@ -271,54 +284,55 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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/**
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* Concat existing files together.
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* @param trg the path to the target destination.
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*
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* @param trg the path to the target destination.
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* @param psrcs the paths to the sources to use for the concatenation.
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* @throws IOException IO failure
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* @throws IOException IO failure
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default).
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* (default).
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*/
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@Override
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public void concat(final Path trg, final Path [] psrcs) throws IOException {
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public void concat(final Path trg, final Path[] psrcs) throws IOException {
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throw new UnsupportedOperationException("Not implemented by the " +
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getClass().getSimpleName() + " FileSystem implementation");
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getClass().getSimpleName() + " FileSystem implementation");
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}
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/**
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* Truncate the file in the indicated path to the indicated size.
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* <ul>
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* <li>Fails if path is a directory.</li>
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* <li>Fails if path does not exist.</li>
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* <li>Fails if path is not closed.</li>
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* <li>Fails if new size is greater than current size.</li>
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* <li>Fails if path is a directory.</li>
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* <li>Fails if path does not exist.</li>
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* <li>Fails if path is not closed.</li>
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* <li>Fails if new size is greater than current size.</li>
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* </ul>
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* @param f The path to the file to be truncated
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* @param newLength The size the file is to be truncated to
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*
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* @param f The path to the file to be truncated
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* @param newLength The size the file is to be truncated to
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* @return <code>true</code> if the file has been truncated to the desired
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* <code>newLength</code> and is immediately available to be reused for
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* write operations such as <code>append</code>, or
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* <code>false</code> if a background process of adjusting the length of
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* the last block has been started, and clients should wait for it to
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* complete before proceeding with further file updates.
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* @throws IOException IO failure
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* @throws IOException IO failure
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default).
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* (default).
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*/
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@Override
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public boolean truncate(Path f, long newLength) throws IOException {
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throw new UnsupportedOperationException("Not implemented by the " +
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getClass().getSimpleName() + " FileSystem implementation");
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getClass().getSimpleName() + " FileSystem implementation");
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}
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@Override
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public void createSymlink(final Path target, final Path link,
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final boolean createParent) throws AccessControlException,
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FileAlreadyExistsException, FileNotFoundException,
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ParentNotDirectoryException, UnsupportedFileSystemException,
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IOException {
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FileAlreadyExistsException, FileNotFoundException,
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ParentNotDirectoryException, UnsupportedFileSystemException,
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IOException {
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// Supporting filesystems should override this method
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throw new UnsupportedOperationException(
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"Filesystem does not support symlinks!");
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"Filesystem does not support symlinks!");
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}
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public boolean supportsSymlinks() {
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@@ -327,48 +341,51 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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/**
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* Create a snapshot.
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* @param path The directory where snapshots will be taken.
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*
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* @param path The directory where snapshots will be taken.
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* @param snapshotName The name of the snapshot
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* @return the snapshot path.
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* @throws IOException IO failure
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* @throws IOException IO failure
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* @throws UnsupportedOperationException if the operation is unsupported
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*/
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@Override
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public Path createSnapshot(Path path, String snapshotName)
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throws IOException {
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throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support createSnapshot");
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+ " doesn't support createSnapshot");
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}
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/**
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* Rename a snapshot.
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* @param path The directory path where the snapshot was taken
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*
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* @param path The directory path where the snapshot was taken
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* @param snapshotOldName Old name of the snapshot
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* @param snapshotNewName New name of the snapshot
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* @throws IOException IO failure
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* @throws IOException IO failure
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public void renameSnapshot(Path path, String snapshotOldName,
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String snapshotNewName) throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support renameSnapshot");
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+ " doesn't support renameSnapshot");
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}
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/**
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* Delete a snapshot of a directory.
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* @param path The directory that the to-be-deleted snapshot belongs to
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*
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* @param path The directory that the to-be-deleted snapshot belongs to
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* @param snapshotName The name of the snapshot
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* @throws IOException IO failure
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* @throws IOException IO failure
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public void deleteSnapshot(Path path, String snapshotName)
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throws IOException {
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throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support deleteSnapshot");
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+ " doesn't support deleteSnapshot");
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}
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/**
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@@ -377,49 +394,49 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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* ACL entries that are not specified in this call are retained without
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* changes. (Modifications are merged into the current ACL.)
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*
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* @param path Path to modify
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* @param path Path to modify
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* @param aclSpec List<AclEntry> describing modifications
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* @throws IOException if an ACL could not be modified
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* @throws IOException if an ACL could not be modified
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public void modifyAclEntries(Path path, List<AclEntry> aclSpec)
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throws IOException {
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throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support modifyAclEntries");
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+ " doesn't support modifyAclEntries");
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}
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/**
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* Removes ACL entries from files and directories. Other ACL entries are
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* retained.
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*
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* @param path Path to modify
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* @param path Path to modify
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* @param aclSpec List describing entries to remove
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* @throws IOException if an ACL could not be modified
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* @throws IOException if an ACL could not be modified
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public void removeAclEntries(Path path, List<AclEntry> aclSpec)
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throws IOException {
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throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support removeAclEntries");
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+ " doesn't support removeAclEntries");
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}
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/**
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* Removes all default ACL entries from files and directories.
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*
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* @param path Path to modify
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* @throws IOException if an ACL could not be modified
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* @throws IOException if an ACL could not be modified
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public void removeDefaultAcl(Path path)
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throws IOException {
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throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support removeDefaultAcl");
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+ " doesn't support removeDefaultAcl");
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}
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/**
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@@ -428,32 +445,32 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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* bits.
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*
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* @param path Path to modify
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* @throws IOException if an ACL could not be removed
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* @throws IOException if an ACL could not be removed
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public void removeAcl(Path path)
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throws IOException {
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throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support removeAcl");
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+ " doesn't support removeAcl");
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}
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/**
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* Fully replaces ACL of files and directories, discarding all existing
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* entries.
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*
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* @param path Path to modify
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* @param path Path to modify
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* @param aclSpec List describing modifications, which must include entries
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* for user, group, and others for compatibility with permission bits.
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* @throws IOException if an ACL could not be modified
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* for user, group, and others for compatibility with permission bits.
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* @throws IOException if an ACL could not be modified
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public void setAcl(Path path, List<AclEntry> aclSpec) throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support setAcl");
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+ " doesn't support setAcl");
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}
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/**
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@@ -461,14 +478,14 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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*
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* @param path Path to get
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* @return AclStatus describing the ACL of the file or directory
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* @throws IOException if an ACL could not be read
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* @throws IOException if an ACL could not be read
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public AclStatus getAclStatus(Path path) throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support getAclStatus");
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+ " doesn't support getAclStatus");
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}
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/**
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|
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@@ -478,19 +495,19 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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* <p>
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* Refer to the HDFS extended attributes user documentation for details.
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*
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* @param path Path to modify
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* @param name xattr name.
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* @param path Path to modify
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* @param name xattr name.
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* @param value xattr value.
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* @param flag xattr set flag
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* @throws IOException IO failure
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* @param flag xattr set flag
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* @throws IOException IO failure
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public void setXAttr(Path path, String name, byte[] value,
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EnumSet<XAttrSetFlag> flag) throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support setXAttr");
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+ " doesn't support setXAttr");
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}
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/**
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@@ -503,14 +520,14 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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* @param path Path to get extended attribute
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* @param name xattr name.
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* @return byte[] xattr value.
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* @throws IOException IO failure
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* @throws IOException IO failure
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* @throws UnsupportedOperationException if the operation is unsupported
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* (default outcome).
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* (default outcome).
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*/
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@Override
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public byte[] getXAttr(Path path, String name) throws IOException {
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throw new UnsupportedOperationException(getClass().getSimpleName()
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+ " doesn't support getXAttr");
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+ " doesn't support getXAttr");
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}
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/**
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@@ -522,14 +539,14 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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*
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* @param path Path to get extended attributes
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* @return Map describing the XAttrs of the file or directory
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* @throws IOException IO failure
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* @throws IOException IO failure
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* @throws UnsupportedOperationException if the operation is unsupported
|
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* (default outcome).
|
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|
* (default outcome).
|
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*/
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|
@Override
|
|
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|
|
public Map<String, byte[]> getXAttrs(Path path) throws IOException {
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|
throw new UnsupportedOperationException(getClass().getSimpleName()
|
|
|
|
|
+ " doesn't support getXAttrs");
|
|
|
|
|
+ " doesn't support getXAttrs");
|
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|
|
|
}
|
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|
|
|
/**
|
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|
|
@@ -539,18 +556,18 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
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|
|
* <p>
|
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|
|
* Refer to the HDFS extended attributes user documentation for details.
|
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|
|
|
*
|
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|
|
|
* @param path Path to get extended attributes
|
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|
|
|
* @param path Path to get extended attributes
|
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|
|
|
* @param names XAttr names.
|
|
|
|
|
* @return Map describing the XAttrs of the file or directory
|
|
|
|
|
* @throws IOException IO failure
|
|
|
|
|
* @throws IOException IO failure
|
|
|
|
|
* @throws UnsupportedOperationException if the operation is unsupported
|
|
|
|
|
* (default outcome).
|
|
|
|
|
* (default outcome).
|
|
|
|
|
*/
|
|
|
|
|
@Override
|
|
|
|
|
public Map<String, byte[]> getXAttrs(Path path, List<String> names)
|
|
|
|
|
throws IOException {
|
|
|
|
|
throws IOException {
|
|
|
|
|
throw new UnsupportedOperationException(getClass().getSimpleName()
|
|
|
|
|
+ " doesn't support getXAttrs");
|
|
|
|
|
+ " doesn't support getXAttrs");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
@@ -562,14 +579,14 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
|
|
|
|
|
*
|
|
|
|
|
* @param path Path to get extended attributes
|
|
|
|
|
* @return List{@literal <String>} of the XAttr names of the file or directory
|
|
|
|
|
* @throws IOException IO failure
|
|
|
|
|
* @throws IOException IO failure
|
|
|
|
|
* @throws UnsupportedOperationException if the operation is unsupported
|
|
|
|
|
* (default outcome).
|
|
|
|
|
* (default outcome).
|
|
|
|
|
*/
|
|
|
|
|
@Override
|
|
|
|
|
public List<String> listXAttrs(Path path) throws IOException {
|
|
|
|
|
throw new UnsupportedOperationException(getClass().getSimpleName()
|
|
|
|
|
+ " doesn't support listXAttrs");
|
|
|
|
|
+ " doesn't support listXAttrs");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
@@ -581,14 +598,14 @@ public class SeaweedFileSystem extends org.apache.hadoop.fs.FileSystem {
|
|
|
|
|
*
|
|
|
|
|
* @param path Path to remove extended attribute
|
|
|
|
|
* @param name xattr name
|
|
|
|
|
* @throws IOException IO failure
|
|
|
|
|
* @throws IOException IO failure
|
|
|
|
|
* @throws UnsupportedOperationException if the operation is unsupported
|
|
|
|
|
* (default outcome).
|
|
|
|
|
* (default outcome).
|
|
|
|
|
*/
|
|
|
|
|
@Override
|
|
|
|
|
public void removeXAttr(Path path, String name) throws IOException {
|
|
|
|
|
throw new UnsupportedOperationException(getClass().getSimpleName()
|
|
|
|
|
+ " doesn't support removeXAttr");
|
|
|
|
|
+ " doesn't support removeXAttr");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|