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Restructure vertx-cache to allow multiple applications with launched by multiple users #15541

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merged 3 commits into from Mar 10, 2021
Merged

Restructure vertx-cache to allow multiple applications with launched by multiple users #15541

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181597b
Create /tmp/vertx-cache and configure it to be world-readable and wri…
cescoffier Mar 8, 2021
394286e
Cleanup the created (random) cache directory during shutdown
cescoffier Mar 9, 2021
f4a6aaf
Improve random directory generation:
cescoffier Mar 9, 2021
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22 changes: 20 additions & 2 deletions ...ons/vertx-core/runtime/src/main/java/io/quarkus/vertx/core/runtime/VertxCoreRecorder.java
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Expand Up @@ -13,6 +13,7 @@
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
Expand Down Expand Up @@ -51,6 +52,7 @@
public class VertxCoreRecorder {

private static final Logger LOGGER = Logger.getLogger(VertxCoreRecorder.class.getName());
public static final String VERTX_CACHE = "vertx-cache";

static volatile VertxSupplier vertx;

Expand Down Expand Up @@ -227,8 +229,24 @@ private static VertxOptions convertToVertxOptions(VertxConfiguration conf, Vertx
initializeClusterOptions(conf, options);
}

String fileCacheDir = System.getProperty(CACHE_DIR_BASE_PROP_NAME,
System.getProperty("java.io.tmpdir", ".") + File.separator + "vertx-cache");
String fileCacheDir = System.getProperty(CACHE_DIR_BASE_PROP_NAME);
if (fileCacheDir == null) {
File tmp = new File(System.getProperty("java.io.tmpdir", ".") + File.separator + VERTX_CACHE);
if (!tmp.isDirectory()) {
if (!tmp.mkdirs()) {
LOGGER.warnf("Unable to create Vert.x cache directory : %s", tmp.getAbsolutePath());
}
if (!(tmp.setReadable(true, false) && tmp.setWritable(true, false))) {
LOGGER.warnf("Unable to make the Vert.x cache directory (%s) world readable and writable",
tmp.getAbsolutePath());
}
}

long random = UUID.randomUUID().getMostSignificantBits();
File cache = new File(tmp, Long.toString(random));
LOGGER.debugf("Vert.x Cache configured to: %s", cache.getAbsolutePath());
fileCacheDir = cache.getAbsolutePath();
}

options.setFileSystemOptions(new FileSystemOptions()
.setFileCachingEnabled(conf.caching)
Expand Down