Browse Source

auto update

pull/67/head
catbref 5 years ago
parent
commit
a49e3f7a4e
  1. 27
      src/main/java/org/qora/ApplyUpdate.java
  2. 352
      src/main/java/org/qora/AutoUpdate.java
  3. 103
      src/main/java/org/qora/HttpsTest.java
  4. 9
      src/main/java/org/qora/controller/Controller.java

27
src/main/java/org/qora/ApplyUpdate.java

@ -54,6 +54,8 @@ public class ApplyUpdate {
// Restart node
restartNode();
LOGGER.info("Exiting...");
}
private static boolean shutdownNode() {
@ -88,12 +90,25 @@ public class ApplyUpdate {
Path realJar = Paths.get(JAR_FILENAME);
Path newJar = Paths.get(NEW_JAR_FILENAME);
try {
Files.copy(newJar, realJar, StandardCopyOption.REPLACE_EXISTING);
} catch (IOException e) {
LOGGER.warn(String.format("Failed to copy %s to %s", newJar.toString(), realJar.toString()), e.getMessage());
// Fall-through to restarting node...
int attempt;
for (attempt = 0; attempt < MAX_ATTEMPTS; ++attempt) {
LOGGER.debug(String.format("Attempt #%d out of %d to replace JAR", attempt + 1, MAX_ATTEMPTS));
try {
Files.copy(newJar, realJar, StandardCopyOption.REPLACE_EXISTING);
break;
} catch (IOException e) {
// Try again
}
try {
Thread.sleep(CHECK_INTERVAL);
} catch (InterruptedException e) {
}
}
if (attempt == MAX_ATTEMPTS)
LOGGER.error("Failed to replace JAR - giving up");
}
private static void restartNode() {
@ -106,7 +121,7 @@ public class ApplyUpdate {
try {
List<String> javaCmd = Arrays.asList(javaBinary.toString(), "-jar", JAR_FILENAME);
LOGGER.info(String.format("Restarting node with: %s", String.join(" ", javaCmd)));
new ProcessBuilder(javaCmd).start();
} catch (IOException e) {
LOGGER.error(String.format("Failed to restart node (BAD): %s", e.getMessage()));

352
src/main/java/org/qora/AutoUpdate.java

@ -1,352 +0,0 @@
package org.qora;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.security.Security;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.jsse.provider.BouncyCastleJsseProvider;
import org.qora.api.ApiRequest;
import org.qora.api.model.NodeInfo;
import org.qora.data.transaction.ArbitraryTransactionData;
import org.qora.data.transaction.TransactionData;
import org.qora.settings.Settings;
import org.qora.utils.Base58;
import com.google.common.hash.HashCode;
public class AutoUpdate {
static {
// This static block will be called before others if using AutoUpdate.main()
// Log into different files for auto-update
System.setProperty("log4j2.filenameTemplate", "log-auto-update.txt");
// This must go before any calls to LogManager/Logger
System.setProperty("java.util.logging.manager", "org.apache.logging.log4j.jul.LogManager");
}
private static final Logger LOGGER = LogManager.getLogger(AutoUpdate.class);
private static final Logger AU_LOGGER = LogManager.getLogger("auto-update");
private static final String JAR_FILENAME = "qora-core.jar";
private static final String NODE_EXE = "qora-core.exe";
private static final String SERVICE_NAME = "qora-core auto-update.exe";
private static final long CHECK_INTERVAL = 1 * 1000; // ms
private static final int MAX_ATTEMPTS = 5;
private static final Map<String, String> ARBITRARY_PARAMS = new HashMap<>();
static {
ARBITRARY_PARAMS.put("txGroupID", "1"); // dev group
ARBITRARY_PARAMS.put("service", "1"); // "update" service
ARBITRARY_PARAMS.put("confirmationStatus", "CONFIRMED");
ARBITRARY_PARAMS.put("limit", "1");
ARBITRARY_PARAMS.put("reverse", "true");
}
private static volatile boolean stopRequested = false;
private static String BASE_URI;
public static void main(String[] args) {
Security.insertProviderAt(new BouncyCastleProvider(), 0);
Security.insertProviderAt(new BouncyCastleJsseProvider(), 1);
// Load/check settings, which potentially sets up blockchain config, etc.
Settings.getInstance();
BASE_URI = "http://localhost:" + Settings.getInstance().getApiPort() + "/";
AU_LOGGER.info(String.format("Starting auto-update service using API via %s", BASE_URI));
Long buildTimestamp = null; // ms
int failureCount = 0;
while (!stopRequested && failureCount < MAX_ATTEMPTS) {
try {
Thread.sleep(CHECK_INTERVAL);
} catch (InterruptedException e) {
return;
}
// If we don't know current node's version then grab that
if (buildTimestamp == null) {
// Grab node version and timestamp
Object response = ApiRequest.perform(BASE_URI + "admin/info", NodeInfo.class, null);
if (response == null || !(response instanceof NodeInfo)) {
++failureCount;
continue;
}
NodeInfo nodeInfo = (NodeInfo) response;
buildTimestamp = nodeInfo.buildTimestamp * 1000L;
AU_LOGGER.info(String.format("Node's build info: version %s built %s", nodeInfo.buildVersion, nodeInfo.buildTimestamp));
// API access success
failureCount = 0;
}
// Look for "update" tx which is arbitrary tx with service 1 and timestamp later than buildTimestamp
// http://localhost:9085/arbitrary/search?txGroupId=1&service=1&confirmationStatus=CONFIRMED&limit=1&reverse=true
Object response = ApiRequest.perform(BASE_URI + "arbitrary/search", TransactionData.class, ARBITRARY_PARAMS);
if (response == null || !(response instanceof List<?>)) {
++failureCount;
continue;
}
List<?> listResponse = (List<?>) response;
if (listResponse.isEmpty())
// Not a failure - just no matching transactions yet
continue;
if (!(listResponse.get(0) instanceof TransactionData)) {
++failureCount;
continue;
}
@SuppressWarnings("unchecked")
TransactionData transactionData = ((List<TransactionData>) listResponse).get(0);
// API access success
failureCount = 0;
if (transactionData.getTimestamp() <= buildTimestamp)
continue;
ArbitraryTransactionData arbitraryTxData = (ArbitraryTransactionData) transactionData;
AU_LOGGER.info(String.format("Found update ARBITRARY transaction %s", Base58.encode(arbitraryTxData.getSignature())));
// Arbitrary transaction's data contains git commit hash needed to grab JAR:
// https://github.com/catbref/qora-core/blob/cf86b5f3ce828f75cb18db1b685f2d9e29630d77/qora-core.jar
InputStream in = ApiRequest.fetchStream(BASE_URI + "arbitrary/raw/" + Base58.encode(arbitraryTxData.getSignature()));
if (in == null) {
AU_LOGGER.warn(String.format("Failed to fetch raw ARBITRARY transaction %s", Base58.encode(arbitraryTxData.getSignature())));
++failureCount;
continue;
}
byte[] commitHash = new byte[20];
try {
in.read(commitHash);
} catch (IOException e) {
AU_LOGGER.warn(String.format("Failed to fetch raw ARBITRARY transaction %s", Base58.encode(arbitraryTxData.getSignature())));
++failureCount;
continue;
}
AU_LOGGER.info(String.format("Update's git commit hash: %s", HashCode.fromBytes(commitHash).toString()));
String[] autoUpdateRepos = Settings.getInstance().getAutoUpdateRepos();
for (String repo : autoUpdateRepos)
if (attemptUpdate(commitHash, repo))
break;
// Reset cached node info in case we've updated
buildTimestamp = null;
// API access success
failureCount = 0;
}
if (failureCount >= MAX_ATTEMPTS)
AU_LOGGER.warn("Stopping auto-update service due to API failures");
else
AU_LOGGER.info("Stopping auto-update service");
}
public void stop() {
AU_LOGGER.info("Service STOP requested");
stopRequested = true;
}
private static boolean attemptUpdate(byte[] commitHash, String repoBaseUri) {
Path realJar = Paths.get(System.getProperty("user.dir"), JAR_FILENAME);
Path oldJar = Paths.get(System.getProperty("user.dir"), "old-" + JAR_FILENAME);
AU_LOGGER.info(String.format("Fetching update from %s", repoBaseUri));
InputStream in = ApiRequest.fetchStream(repoBaseUri + "/raw/" + HashCode.fromBytes(commitHash).toString() + "/" + JAR_FILENAME);
if (in == null) {
AU_LOGGER.info(String.format("Failed to fetch update from %s", repoBaseUri));
return false; // failed - try another repo
}
Path tmpJar = null;
try {
// Save input stream into temporary file
tmpJar = Files.createTempFile(JAR_FILENAME + "-", null);
AU_LOGGER.debug(String.format("Saving update from %s into %s", repoBaseUri, tmpJar.toString()));
Files.copy(in, tmpJar, StandardCopyOption.REPLACE_EXISTING);
// Keep trying to shutdown node
int attempt;
for (attempt = 0; attempt < MAX_ATTEMPTS; ++attempt) {
AU_LOGGER.info(String.format("Attempt #%d out of %d to shutdown node", attempt + 1, MAX_ATTEMPTS));
String response = ApiRequest.perform(BASE_URI + "admin/stop", null);
if (response == null || !response.equals("true"))
break;
try {
Thread.sleep(5000);
} catch (InterruptedException e) {
// We still need to restart the node!
break;
}
}
if (attempt == MAX_ATTEMPTS) {
AU_LOGGER.warn("Failed to shut down node - giving up");
return true; // repo worked, even if we couldn't shut down node
}
// Rename current JAR to 'old' name so we can keep running as Windows locks running JAR
// The move downloaded JAR into new position
try {
Files.deleteIfExists(oldJar);
Files.move(realJar, oldJar);
try {
Files.move(tmpJar, realJar, StandardCopyOption.REPLACE_EXISTING);
} catch (IOException e) {
// Put old jar back for now
AU_LOGGER.warn(String.format("Failed to move downloaded JAR into position: %s", e.getMessage()));
Files.move(oldJar, realJar, StandardCopyOption.REPLACE_EXISTING);
}
} catch (IOException e) {
// Failed to replace but we still need to restart node
AU_LOGGER.warn(String.format("Failed to replace JAR: %s", e.getMessage()));
}
// Restart node!
restartNode();
return true;
} catch (IOException e) {
// Couldn't close input stream - fail?
return false;
} finally {
if (tmpJar != null)
try {
Files.deleteIfExists(tmpJar);
} catch (IOException e) {
// we tried...
AU_LOGGER.warn(String.format("Failed to delete downloaded JAR: %s", e.getMessage()));
}
}
}
private static void restartNode() {
try {
Path execPath = Paths.get(System.getProperty("user.dir"), NODE_EXE);
AU_LOGGER.info(String.format("Restarting node via %s", execPath.toString()));
new ProcessBuilder(execPath.toString()).start();
// Check node is alive
int attempt;
for (attempt = 0; attempt < MAX_ATTEMPTS; ++attempt) {
AU_LOGGER.debug(String.format("Attempt #%d out of %d to contact node", attempt + 1, MAX_ATTEMPTS));
String response = ApiRequest.perform(BASE_URI + "admin/info", null);
if (response != null)
break;
try {
Thread.sleep(5000);
} catch (InterruptedException e) {
// We still need to check...
break;
}
}
if (attempt == MAX_ATTEMPTS) {
AU_LOGGER.warn("Failed to restart node - giving up");
stopRequested = true;
}
} catch (IOException e) {
}
}
// Calls from Controller
// Auto-update related
public static void controllerStart() {
if (!Settings.getInstance().isAutoUpdateEnabled())
return;
if (isAutoUpdateRunning()) {
LOGGER.info("Stopping existing auto-update service");
// Stop existing auto-update
stopAutoUpdate();
// Delete old JAR (if exists)
Path oldJar = Paths.get(System.getProperty("user.dir"), "old-" + AutoUpdate.JAR_FILENAME);
try {
Files.deleteIfExists(oldJar);
} catch (IOException e) {
// We tried...
}
}
// Start auto-update
LOGGER.info("Starting auto-update service");
startAutoUpdate();
}
private static boolean isWindows() {
return System.getProperty("os.name").contains("Windows");
}
private static boolean isAutoUpdateRunning() {
if (isWindows()) {
try {
Process process = new ProcessBuilder("cmd.exe", "/c", "sc", "query", SERVICE_NAME).start();
try (InputStream stdout = process.getInputStream()) {
InputStreamReader inputStreamReader = new InputStreamReader(stdout);
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
return bufferedReader.lines().anyMatch(line -> line.contains("RUNNING"));
}
} catch (IOException e) {
LOGGER.warn("Failed to query auto-update service", e);
// Who knows...
return false;
}
} else {
// TODO: unix poll auto-update
return false;
}
}
private static void stopAutoUpdate() {
if (isWindows()) {
try {
new ProcessBuilder("cmd.exe", "/c", "sc", "stop", SERVICE_NAME).start();
} catch (IOException e) {
LOGGER.warn("Failed to send STOP to auto-update service", e);
// Carry on regardless?
}
} else {
// TODO: unix stop auto-update
}
}
private static void startAutoUpdate() {
if (isWindows()) {
try {
new ProcessBuilder("cmd.exe", "/c", "sc", "start", SERVICE_NAME).start();
} catch (IOException e) {
LOGGER.warn("Failed to start to auto-update service", e);
// Carry on regardless?
}
} else {
// TODO: unix start auto-update
}
}
}

103
src/main/java/org/qora/HttpsTest.java

@ -0,0 +1,103 @@
package org.qora;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.Socket;
import java.net.URL;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.StandardCopyOption;
import java.security.Security;
import java.util.Collections;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SNIHostName;
import javax.net.ssl.SNIServerName;
import javax.net.ssl.SSLParameters;
import javax.net.ssl.SSLSocket;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.jsse.provider.BouncyCastleJsseProvider;
public class HttpsTest {
public static void main(String argv[]) throws IOException {
Security.insertProviderAt(new BouncyCastleProvider(), 0);
Security.insertProviderAt(new BouncyCastleJsseProvider(), 1);
final String uri = "https://github.com/bcgit/bc-java/raw/02d0a89fed488ca65de08afc955dfe7432af5f50/libs/activation.jar";
InputStream in = fetchStream(uri);
if (in == null) {
System.err.println(String.format("Failed to fetch from %s", uri));
return;
}
Path tmpPath = null;
try {
// Save input stream into temporary file
tmpPath = Files.createTempFile(null, null);
Files.copy(in, tmpPath, StandardCopyOption.REPLACE_EXISTING);
} catch (IOException e) {
System.err.println(String.format("Failed to save %s", uri));
} finally {
if (tmpPath != null)
try {
Files.deleteIfExists(tmpPath);
} catch (IOException e) {
// We tried...
}
}
}
public static InputStream fetchStream(String uri) throws IOException {
try {
URL url = new URL(uri);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setRequestMethod("GET");
con.setConnectTimeout(5000);
con.setReadTimeout(5000);
setConnectionSSL(con);
int status = con.getResponseCode();
if (status != 200)
return null;
return con.getInputStream();
} catch (MalformedURLException e) {
throw new RuntimeException("Malformed API request", e);
}
}
public static void setConnectionSSL(HttpURLConnection con) {
if (!(con instanceof HttpsURLConnection))
return;
HttpsURLConnection httpsCon = (HttpsURLConnection) con;
URL url = con.getURL();
httpsCon.setSSLSocketFactory(new org.bouncycastle.jsse.util.CustomSSLSocketFactory(httpsCon.getSSLSocketFactory()) {
@Override
protected Socket configureSocket(Socket s) {
if (s instanceof SSLSocket) {
SSLSocket ssl = (SSLSocket) s;
SNIHostName sniHostName = new SNIHostName(url.getHost());
if (null != sniHostName) {
SSLParameters sslParameters = new SSLParameters();
sslParameters.setServerNames(Collections.<SNIServerName>singletonList(sniHostName));
ssl.setSSLParameters(sslParameters);
}
}
return s;
}
});
}
}

9
src/main/java/org/qora/controller/Controller.java

@ -16,7 +16,6 @@ import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.jsse.provider.BouncyCastleJsseProvider;
import org.qora.AutoUpdate;
import org.qora.api.ApiService;
import org.qora.block.Block;
import org.qora.block.BlockChain;
@ -67,7 +66,7 @@ public class Controller extends Thread {
private static BlockGenerator blockGenerator = null;
private static Controller instance;
private final String buildVersion;
private final long buildTimestamp;
private final long buildTimestamp; // seconds
/** Lock for only allowing one blockchain-modifying codepath at a time. e.g. synchronization or newly generated block. */
private final ReentrantLock blockchainLock;
@ -201,7 +200,8 @@ public class Controller extends Thread {
Controller.getInstance().start();
// Auto-update service
AutoUpdate.controllerStart();
LOGGER.info("Starting auto-update");
AutoUpdate.getInstance().start();
}
// Main thread
@ -286,6 +286,9 @@ public class Controller extends Thread {
if (!isStopping) {
isStopping = true;
LOGGER.info("Shutting down auto-update");
AutoUpdate.getInstance().shutdown();
LOGGER.info("Shutting down controller");
this.interrupt();
try {

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