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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.camel.component.file.remote;
import java.net.URI;
import org.apache.camel.component.file.GenericFileConfiguration;
import org.apache.camel.spi.Metadata;
import org.apache.camel.spi.UriParam;
import org.apache.camel.spi.UriPath;
import org.apache.camel.util.ObjectHelper;
import org.apache.camel.util.StringHelper;
/**
* Configuration of the FTP server
*/
public abstract class RemoteFileConfiguration extends GenericFileConfiguration {
/**
* Path separator as either unix or windows style.
*
* UNIX = Path separator / is used Windows = Path separator \ is used Auto = Use existing path separator in file
* name
*/
public enum PathSeparator {
UNIX,
Windows,
Auto
}
// component name is implied as the protocol, eg ftp/ftps etc
private String protocol;
@UriPath(description = "Hostname of the FTP server")
@Metadata(required = true)
private String host;
@UriPath(description = "Port of the FTP server")
private int port;
@UriPath(name = "directoryName", description = "The starting directory")
private String directoryName;
@UriParam(label = "security", secret = true, description = "Username to use for login")
private String username;
@UriParam(label = "security", secret = true, description = "Password to use for login")
private String password;
@UriParam(description = "Specifies the file transfer mode, BINARY or ASCII. Default is ASCII (false).")
private boolean binary;
@UriParam(description = "Sets passive mode connections. Default is active mode connections.")
private boolean passiveMode;
@UriParam(defaultValue = "10000", label = "advanced", description = "Sets the connect timeout for waiting "
+ "for a connection to be established Used by both FTPClient and JSCH",
javaType = "java.time.Duration")
private int connectTimeout = 10000;
@UriParam(defaultValue = "30000", label = "advanced",
description = "Sets the data timeout for waiting for reply Used only by FTPClient",
javaType = "java.time.Duration")
private int timeout = 30000;
@UriParam(defaultValue = "300000", label = "advanced", description = "Sets the so timeout FTP and FTPS "
+ "Is the SocketOptions.SO_TIMEOUT value "
+ "in millis. Recommended option is to set this to 300000 so as not have a hanged connection. On SFTP this "
+ "option is set as timeout on the JSCH Session instance.",
javaType = "java.time.Duration")
private int soTimeout = 300000;
@UriParam(label = "advanced", description = "Should an exception be thrown if connection failed (exhausted)"
+ "By default exception is not thrown and a WARN is logged. You can use this to enable exception "
+ "being thrown and handle the thrown exception from the {@link "
+ "org.apache.camel.spi.PollingConsumerPollStrategy} rollback method.")
private boolean throwExceptionOnConnectFailed;
@UriParam(label = "advanced", description = "Sets optional site command(s) to be executed after successful "
+ "login. Multiple site commands can be separated using a new line character.")
private String siteCommand;
@UriParam(defaultValue = "true", label = "advanced", description = "Sets whether we should stepwise change "
+ "directories while traversing file structures when downloading files, or as well when uploading a file "
+ "to a directory. You can disable this if you for example are in a situation where you cannot change "
+ "directory on the FTP server due security reasons. "
+ "Stepwise cannot be used together with streamDownload.")
private boolean stepwise = true;
@UriParam(defaultValue = "UNIX", description = "Sets the path separator to be used. UNIX = Uses unix style "
+ "path separator Windows = Uses windows style path separator Auto = (is default) Use existing path "
+ "separator in file name")
private PathSeparator separator = PathSeparator.UNIX;
@UriParam(label = "consumer", description = "Sets the download method to use when not using a local working "
+ "directory. If set to true, the remote files are streamed to the route as they are read. When set to "
+ "false, the remote files are loaded into memory before being sent into the route. "
+ "If enabling this option then you must set stepwise=false as both cannot be enabled at the same time.")
private boolean streamDownload;
@UriParam(defaultValue = "true", label = "consumer,advanced", description = "Whether to allow using LIST "
+ "command when downloading a file. Default is true. In some use cases you may want to "
+ "download a specific file and are not allowed to use the LIST command, and therefore you can set "
+ "this option to false. Notice when using this option, then the specific file to download "
+ "does not include meta-data information such as file size, timestamp, permissions etc, because "
+ "those information is only possible to retrieve when LIST command is in use.")
private boolean useList = true;
@UriParam(label = "consumer,advanced", description = "Whether to ignore when (trying to list files in "
+ "directories or when downloading a file), which does not exist or due to permission error. "
+ "By default when a directory or file does not exists or insufficient permission, then an exception "
+ "is thrown. Setting this option to true allows to ignore that instead.")
private boolean ignoreFileNotFoundOrPermissionError;
@UriParam(label = "producer,advanced", defaultValue = "true", description = "Whether to send a noop command "
+ "as a pre-write check before uploading files to the FTP server. This is enabled by default as "
+ "a validation of the connection is still valid, which allows to silently re-connect to be able to "
+ "upload the file. However if this causes problems, you can turn this option off.")
private boolean sendNoop = true;
protected RemoteFileConfiguration() {
}
protected RemoteFileConfiguration(URI uri) {
configure(uri);
}
@Override
public boolean needToNormalize() {
return false;
}
@Override
public void configure(URI uri) {
super.configure(uri);
// after configure the directory has been resolved, so we can use it for
// directoryName
// (directoryName is the name we use in the other file components, to
// use consistent name)
setDirectoryName(getDirectory());
setProtocol(uri.getScheme());
setDefaultPort();
// UserInfo can contain both username and password as:
// user:pwd@ftpserver
// see: http://en.wikipedia.org/wiki/URI_scheme
String username = uri.getUserInfo();
String pw = null;
if (username != null && username.contains(":")) {
pw = StringHelper.after(username, ":");
username = StringHelper.before(username, ":");
}
if (username != null) {
setUsername(username);
}
if (pw != null) {
setPassword(pw);
}
setHost(uri.getHost());
setPort(uri.getPort());
}
/**
* Returns human readable server information for logging purpose
*/
public String remoteServerInformation() {
return protocol + "://" + (username != null ? username : "anonymous") + "@" + host + ":" + getPort();
}
protected abstract void setDefaultPort();
public String getHost() {
return host;
}
/**
* Hostname of the FTP server
*/
public void setHost(String host) {
this.host = host;
}
public int getPort() {
return port;
}
/**
* Port of the FTP server
*/
public void setPort(int port) {
// only set port if provided with a positive number
if (port > 0) {
this.port = port;
}
}
public String getPassword() {
return password;
}
/**
* Password to use for login
*/
public void setPassword(String password) {
this.password = password;
}
public String getProtocol() {
return protocol;
}
/**
* The ftp protocol to use
*/
public void setProtocol(String protocol) {
this.protocol = protocol;
}
public String getUsername() {
return username;
}
/**
* Username to use for login
*/
public void setUsername(String username) {
this.username = username;
}
public String getDirectoryName() {
return directoryName;
}
/**
* The starting directory
*/
public void setDirectoryName(String directoryName) {
this.directoryName = directoryName;
}
public boolean isBinary() {
return binary;
}
/**
* Specifies the file transfer mode, BINARY or ASCII. Default is ASCII (false).
*/
public void setBinary(boolean binary) {
this.binary = binary;
}
public boolean isPassiveMode() {
return passiveMode;
}
/**
* Sets passive mode connections.
* Default is active mode connections.
*/
public void setPassiveMode(boolean passiveMode) {
this.passiveMode = passiveMode;
}
public int getConnectTimeout() {
return connectTimeout;
}
/**
* Sets the connect timeout for waiting for a connection to be established
*
* Used by both FTPClient and JSCH
*/
public void setConnectTimeout(int connectTimeout) {
this.connectTimeout = connectTimeout;
}
public int getTimeout() {
return timeout;
}
/**
* Sets the data timeout for waiting for reply
*
* Used only by FTPClient
*/
public void setTimeout(int timeout) {
this.timeout = timeout;
}
public int getSoTimeout() {
return soTimeout;
}
/**
* Sets the so timeout
*
* FTP and FTPS Only for Camel 2.4. SFTP for Camel 2.14.3/2.15.3/2.16 onwards. Is the SocketOptions.SO_TIMEOUT value
* in millis. Recommended option is to set this to 300000 so as not have a hanged connection. On SFTP this option is
* set as timeout on the JSCH Session instance.
*/
public void setSoTimeout(int soTimeout) {
this.soTimeout = soTimeout;
}
public boolean isThrowExceptionOnConnectFailed() {
return throwExceptionOnConnectFailed;
}
/**
* Should an exception be thrown if connection failed (exhausted)
*
* By default exception is not thrown and a WARN is logged. You can use this to enable exception being
* thrown and handle the thrown exception from the {@link org.apache.camel.spi.PollingConsumerPollStrategy} rollback
* method.
*/
public void setThrowExceptionOnConnectFailed(boolean throwExceptionOnConnectFailed) {
this.throwExceptionOnConnectFailed = throwExceptionOnConnectFailed;
}
public String getSiteCommand() {
return siteCommand;
}
/**
* Sets optional site command(s) to be executed after successful login.
*
* Multiple site commands can be separated using a new line character.
*/
public void setSiteCommand(String siteCommand) {
this.siteCommand = siteCommand;
}
public boolean isStepwise() {
return stepwise;
}
/**
* Sets whether we should stepwise change directories while traversing file structures when downloading files, or as
* well when uploading a file to a directory.
*
* You can disable this if you for example are in a situation where you cannot change directory on the FTP server
* due security reasons.
*
* @param stepwise whether to use change directory or not
*/
public void setStepwise(boolean stepwise) {
this.stepwise = stepwise;
}
public PathSeparator getSeparator() {
return separator;
}
/**
* Sets the path separator to be used.
*
* UNIX = Uses unix style path separator Windows = Uses windows style path separator Auto = (is default) Use
* existing path separator in file name
*/
public void setSeparator(PathSeparator separator) {
this.separator = separator;
}
public boolean isStreamDownload() {
return streamDownload;
}
/**
* Sets the download method to use when not using a local working directory. If set to true, the remote files are
* streamed to the route as they are read. When set to false, the remote files are loaded into memory before being
* sent into the route.
*/
public void setStreamDownload(boolean streamDownload) {
this.streamDownload = streamDownload;
}
public boolean isUseList() {
return useList;
}
/**
* Whether to allow using LIST command when downloading a file.
*
* Default is true. In some use cases you may want to download a specific file and are not allowed to use
* the LIST command, and therefore you can set this option to false. Notice when using this option, then
* the specific file to download does not include meta-data information such as file size, timestamp,
* permissions etc, because those information is only possible to retrieve when LIST command is in use.
*/
public void setUseList(boolean useList) {
this.useList = useList;
}
public boolean isIgnoreFileNotFoundOrPermissionError() {
return ignoreFileNotFoundOrPermissionError;
}
/**
* Whether to ignore when (trying to list files in directories or when downloading a file), which does not exist or
* due to permission error.
*
* By default when a directory or file does not exists or insufficient permission, then an exception is thrown.
* Setting this option to true allows to ignore that instead.
*/
public void setIgnoreFileNotFoundOrPermissionError(boolean ignoreFileNotFoundOrPermissionError) {
this.ignoreFileNotFoundOrPermissionError = ignoreFileNotFoundOrPermissionError;
}
public boolean isSendNoop() {
return sendNoop;
}
/**
* Whether to send a noop command as a pre-write check before uploading files to the FTP server.
*
* This is enabled by default as a validation of the connection is still valid, which allows to silently re-connect
* to be able to upload the file. However if this causes problems, you can turn this option off.
*/
public void setSendNoop(boolean sendNoop) {
this.sendNoop = sendNoop;
}
/**
* Normalizes the given path according to the configured path separator.
*
* @param path the given path
* @return the normalized path
*/
public String normalizePath(String path) {
if (ObjectHelper.isEmpty(path) || separator == PathSeparator.Auto) {
return path;
}
if (separator == PathSeparator.UNIX) {
// unix style
return path.replace('\\', '/');
} else {
// windows style
return path.replace('/', '\\');
}
}
}
