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/*
* Copyright (C) 2009, Google Inc.
* Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> and others
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0 which is available at
* https://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package org.eclipse.jgit.pgm;
import java.io.EOFException;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URLConnection;
import java.text.MessageFormat;
import java.util.Properties;
import org.eclipse.jgit.pgm.internal.CLIText;
import org.eclipse.jgit.transport.AmazonS3;
import org.kohsuke.args4j.Argument;
@Command(name = "amazon-s3-client", common = false, usage = "usage_CommandLineClientForamazonsS3Service")
class AmazonS3Client extends TextBuiltin {
@Argument(index = 0, metaVar = "metaVar_connProp", required = true)
private File propertyFile;
@Argument(index = 1, metaVar = "metaVar_op", required = true)
private String op;
@Argument(index = 2, metaVar = "metaVar_bucket", required = true)
private String bucket;
@Argument(index = 3, metaVar = "metaVar_KEY", required = true)
private String key;
@Override
protected final boolean requiresRepository() {
return false;
}
@Override
protected void run() throws Exception {
final AmazonS3 s3 = new AmazonS3(properties());
if (op == null) {
throw die(MessageFormat.format(CLIText.get().unsupportedOperation, op));
}
switch (op) {
case "get": //$NON-NLS-1$
final URLConnection c = s3.get(bucket, key);
int len = c.getContentLength();
try (InputStream in = c.getInputStream()) {
outw.flush();
final byte[] tmp = new byte[2048];
while (len > 0) {
final int n = in.read(tmp);
if (n < 0)
throw new EOFException(MessageFormat.format(
CLIText.get().expectedNumberOfbytes,
Integer.valueOf(len)));
outs.write(tmp, 0, n);
len -= n;
}
outs.flush();
}
break;
case "ls": //$NON-NLS-1$
case "list": //$NON-NLS-1$
for (String k : s3.list(bucket, key))
outw.println(k);
break;
case "rm": //$NON-NLS-1$
case "delete": //$NON-NLS-1$
s3.delete(bucket, key);
break;
case "put": //$NON-NLS-1$
try (OutputStream os = s3.beginPut(bucket, key, null, null)) {
final byte[] tmp = new byte[2048];
int n;
while ((n = ins.read(tmp)) > 0)
os.write(tmp, 0, n);
}
break;
default:
throw die(MessageFormat.format(CLIText.get().unsupportedOperation, op));
}
}
private Properties properties() {
try {
try (InputStream in = new FileInputStream(propertyFile)) {
final Properties p = new Properties();
p.load(in);
return p;
}
} catch (FileNotFoundException e) {
throw die(MessageFormat.format(CLIText.get().noSuchFile, propertyFile), e);
} catch (IOException e) {
throw die(MessageFormat.format(CLIText.get().cannotReadBecause, propertyFile, e.getMessage()), e);
}
}
}
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