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Fail at file/directories creation

Fix several exception during wrapper update 0.215 -> 0.246
This commit is contained in:
Sergey Mashkov 2015-11-12 20:25:29 +03:00
parent 49dac2a6b3
commit aad4727919

View file

@ -4,10 +4,7 @@ import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.nio.file.*;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import java.util.Properties;
import java.util.*;
import java.util.zip.ZipEntry;
import java.util.zip.ZipException;
import java.util.zip.ZipFile;
@ -69,7 +66,7 @@ public class Main {
return new File("kobalt", "wrapper");
}
private static final String downloadUrl(String version) {
private static String downloadUrl(String version) {
return "http://beust.com/kobalt/kobalt-" + version + ".zip";
}
@ -101,17 +98,18 @@ public class Main {
private Path installJarFile() throws IOException {
Properties properties = maybeCreateProperties();
String version = properties.getProperty(PROPERTY_VERSION);
initWrapperFile(version);
log(2, "Wrapper version: " + getWrapperVersion());
initWrapperFile(properties.getProperty(PROPERTY_VERSION));
String version = getWrapperVersion();
String fileName = FILE_NAME + "-" + getWrapperVersion() + ".zip";
new File(DISTRIBUTIONS_DIR).mkdirs();
log(2, "Wrapper version: " + properties.getProperty(PROPERTY_VERSION));
String fileName = FILE_NAME + "-" + version + ".zip";
Files.createDirectories(Paths.get(DISTRIBUTIONS_DIR));
Path localZipFile = Paths.get(DISTRIBUTIONS_DIR, fileName);
String zipOutputDir = DISTRIBUTIONS_DIR + "/" + getWrapperVersion();
String zipOutputDir = DISTRIBUTIONS_DIR + "/" + version;
Path kobaltJarFile = Paths.get(zipOutputDir,
getWrapperDir().getPath() + "/" + FILE_NAME + "-" + getWrapperVersion() + ".jar");
getWrapperDir().getPath() + "/" + FILE_NAME + "-" + version + ".jar");
if (! Files.exists(localZipFile) || ! Files.exists(kobaltJarFile)) {
download(localZipFile.toFile(), version);
}
@ -119,31 +117,11 @@ public class Main {
//
// Extract all the zip files
//
boolean success = false;
int retries = 0;
while (! success && retries < 2) {
while (retries < 2) {
try {
ZipFile zipFile = new ZipFile(localZipFile.toFile());
Enumeration<? extends ZipEntry> entries = zipFile.entries();
File outputDirectory = new File(DISTRIBUTIONS_DIR);
outputDirectory.mkdirs();
while (entries.hasMoreElements()) {
ZipEntry entry = entries.nextElement();
File entryFile = new File(entry.getName());
if (entry.isDirectory()) {
entryFile.mkdirs();
} else {
Path dest = Paths.get(zipOutputDir, entryFile.getPath());
log(2, " Writing " + entry.getName() + " to " + dest);
try {
Files.createDirectories(dest.getParent());
Files.copy(zipFile.getInputStream(entry), dest, StandardCopyOption.REPLACE_EXISTING);
} catch(FileSystemException ex) {
log(2, "Couldn't copy to " + dest + ", skipping it");
}
}
}
success = true;
extractZipFile(localZipFile, zipOutputDir);
break;
} catch (ZipException e) {
retries++;
error("Couldn't open zip file " + localZipFile + ": " + e.getMessage());
@ -156,7 +134,6 @@ public class Main {
//
// Copy the wrapper files in the current kobalt/wrapper directory
//
boolean sameVersion = equals(getWrapperVersion());
log(2, "Copying the wrapper files");
for (String file : FILES) {
Path from = Paths.get(zipOutputDir, file);
@ -171,100 +148,147 @@ public class Main {
log(1, "Couldn't copy " + from + " to " + to + ": " + ex.getMessage());
}
}
new File(KOBALTW).setExecutable(true);
if (!new File(KOBALTW).setExecutable(true)) {
if (!isWindows()) {
log(1, "Couldn't make " + KOBALTW + " executable");
}
}
return kobaltJarFile;
}
private void extractZipFile(Path localZipFile, String zipOutputDir) throws IOException {
try (ZipFile zipFile = new ZipFile(localZipFile.toFile())) {
Enumeration<? extends ZipEntry> entries = zipFile.entries();
while (entries.hasMoreElements()) {
ZipEntry entry = entries.nextElement();
Path entryPath = Paths.get(zipOutputDir, entry.getName());
if (entry.isDirectory()) {
Files.createDirectories(entryPath);
} else {
log(2, " Writing " + entry.getName() + " to " + entryPath);
try {
Files.createDirectories(entryPath.getParent());
Files.copy(zipFile.getInputStream(entry), entryPath, StandardCopyOption.REPLACE_EXISTING);
} catch (FileSystemException ex) {
log(2, "Couldn't copy to " + entryPath);
throw new IOException(ex);
}
}
}
}
}
private static final String[] FILES = new String[] { KOBALTW, "kobalt/wrapper/" + FILE_NAME + "-wrapper.jar" };
private void download(File file, String version) throws IOException {
for (int attempt = 0; attempt < 3; ++attempt) {
try {
downloadImpl(file, version);
} catch (IOException e) {
error("Failed to download file " + file + " due to I/O issue: " + e.getMessage());
Files.deleteIfExists(file.toPath());
if (attempt == 2) {
throw e;
}
}
if (file.exists()) {
break;
}
}
}
private void downloadImpl(File file, String version) throws IOException {
String fileUrl = getWrapperDownloadUrl(version);
log(2, "Downloading " + fileUrl);
boolean done = false;
HttpURLConnection httpConn = null;
int responseCode = 0;
URL url = null;
while (! done) {
url = new URL(fileUrl);
httpConn = (HttpURLConnection) url.openConnection();
responseCode = httpConn.getResponseCode();
if (responseCode == HttpURLConnection.HTTP_MOVED_TEMP ||
responseCode == HttpURLConnection.HTTP_MOVED_PERM) {
fileUrl = httpConn.getHeaderField("Location");
} else {
done = true;
}
}
// always check HTTP response code first
if (responseCode == HttpURLConnection.HTTP_OK) {
String fileName = "";
String disposition = httpConn.getHeaderField("Content-Disposition");
String contentType = httpConn.getContentType();
int contentLength = httpConn.getContentLength();
if (disposition != null) {
// extracts file name from header field
int index = disposition.indexOf("filename=");
if (index > 0) {
fileName = disposition.substring(index + 9, disposition.length());
try {
int responseCode = 0;
URL url = null;
while (!done) {
url = new URL(fileUrl);
httpConn = (HttpURLConnection) url.openConnection();
responseCode = httpConn.getResponseCode();
if (responseCode == HttpURLConnection.HTTP_MOVED_TEMP ||
responseCode == HttpURLConnection.HTTP_MOVED_PERM) {
fileUrl = httpConn.getHeaderField("Location");
} else {
done = true;
}
} else {
// extracts file name from URL
fileName = fileUrl.substring(fileUrl.lastIndexOf("/") + 1,
fileUrl.length());
}
log(2, "Content-Type = " + contentType);
log(2, "Content-Disposition = " + disposition);
log(2, "Content-Length = " + contentLength);
log(2, "fileName = " + fileName);
// always check HTTP response code first
if (responseCode == HttpURLConnection.HTTP_OK) {
String fileName = "";
String disposition = httpConn.getHeaderField("Content-Disposition");
String contentType = httpConn.getContentType();
int contentLength = httpConn.getContentLength();
// opens input stream from the HTTP connection
InputStream inputStream = httpConn.getInputStream();
if (disposition != null) {
// extracts file name from header field
int index = disposition.indexOf("filename=");
if (index > 0) {
fileName = disposition.substring(index + 9, disposition.length());
}
} else {
// extracts file name from URL
fileName = fileUrl.substring(fileUrl.lastIndexOf("/") + 1,
fileUrl.length());
}
// opens an output stream to save into file
FileOutputStream outputStream = new FileOutputStream(file);
log(2, "Content-Type = " + contentType);
log(2, "Content-Disposition = " + disposition);
log(2, "Content-Length = " + contentLength);
log(2, "fileName = " + fileName);
int bytesRead = -1;
long bytesSoFar = 0;
byte[] buffer = new byte[100_000];
while ((bytesRead = inputStream.read(buffer)) != -1) {
outputStream.write(buffer, 0, bytesRead);
bytesSoFar += bytesRead;
if (bytesRead > 0) {
if (contentLength > 0) {
float percent = bytesSoFar * 100 / contentLength;
log2(1, "\rDownloading " + url + " " + percent + "%");
} else {
log2(1, ".");
// opens input stream from the HTTP connection
try (InputStream inputStream = httpConn.getInputStream()) {
// opens an output stream to save into file
try (FileOutputStream outputStream = new FileOutputStream(file)) {
copyToStreamWithProgress(inputStream, outputStream, contentLength, url.toString());
}
}
log(1, "Downloaded " + fileUrl);
} else {
error("No file to download. Server replied HTTP code: " + responseCode);
}
} finally {
if (httpConn != null) {
httpConn.disconnect();
}
log2(1, "\n");
outputStream.close();
inputStream.close();
log(1, "Downloaded " + fileUrl);
} else {
error("No file to download. Server replied HTTP code: " + responseCode);
}
httpConn.disconnect();
if (! file.exists()) {
log(2, file + " downloaded, extracting it");
} else {
log(2, file + " already exists, extracting it");
}
}
private void copyToStreamWithProgress(InputStream inputStream, OutputStream outputStream, long contentLength, String url) throws IOException {
int bytesRead;
long bytesSoFar = 0;
byte[] buffer = new byte[100_000];
while ((bytesRead = inputStream.read(buffer)) != -1) {
outputStream.write(buffer, 0, bytesRead);
bytesSoFar += bytesRead;
if (bytesRead > 0) {
if (contentLength > 0) {
float percent = bytesSoFar * 100 / contentLength;
log2(1, "\rDownloading " + url + " " + percent + "%");
} else {
log2(1, ".");
}
}
}
log2(1, "\n");
}
private void saveFile(File file, String text) throws IOException {
file.getAbsoluteFile().getParentFile().mkdirs();
file.delete();
Files.createDirectories(file.getAbsoluteFile().toPath().getParent());
Files.deleteIfExists(file.toPath());
log(2, "Wrote " + file);
Files.write(Paths.get(file.toURI()), text.getBytes());
}
@ -293,9 +317,7 @@ public class Main {
args.add("java");
args.add("-jar");
args.add(kobaltJarFile.toFile().getAbsolutePath());
for (String arg : argv) {
args.add(arg);
}
Collections.addAll(args, argv);
ProcessBuilder pb = new ProcessBuilder(args);
pb.inheritIO();