Adding support for tcnative uber jar
Motivation: We want to allow the use of an uber jar that contains the shared libraries for all platforms. Modifications: Modified OpenSsl to first check for a platform-specific lib before using the default lib. Result: uber support.
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@ -18,6 +18,7 @@ package io.netty.handler.ssl;
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import io.netty.buffer.ByteBuf;
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import io.netty.util.internal.NativeLibraryLoader;
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import io.netty.util.internal.SystemPropertyUtil;
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import io.netty.util.internal.logging.InternalLogger;
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import io.netty.util.internal.logging.InternalLoggerFactory;
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import org.apache.tomcat.jni.Buffer;
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@ -28,6 +29,7 @@ import org.apache.tomcat.jni.SSLContext;
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import java.util.Collections;
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import java.util.LinkedHashSet;
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import java.util.Locale;
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import java.util.Set;
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/**
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@ -37,6 +39,7 @@ import java.util.Set;
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public final class OpenSsl {
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private static final InternalLogger logger = InternalLoggerFactory.getInstance(OpenSsl.class);
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private static final String UNKNOWN = "unknown";
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private static final Throwable UNAVAILABILITY_CAUSE;
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private static final Set<String> AVAILABLE_CIPHER_SUITES;
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@ -57,7 +60,22 @@ public final class OpenSsl {
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// If in the classpath, try to load the native library and initialize netty-tcnative.
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if (cause == null) {
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try {
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NativeLibraryLoader.load("netty-tcnative", SSL.class.getClassLoader());
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String os = normalizeOs(SystemPropertyUtil.get("os.name", ""));
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String arch = normalizeArch(SystemPropertyUtil.get("os.arch", ""));
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String libName = "netty-tcnative-" + os + '-' + arch;
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try {
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// First, try loading the platform-specific library. Platform-specific
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// libraries will be available if using a tcnative uber jar.
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NativeLibraryLoader.load(libName, SSL.class.getClassLoader());
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} catch (Throwable t) {
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// Either the uber jar isn't on classpath, or it doesn't contain a library
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// for this platform. Load the default library.
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logger.debug("Unable to load platform-specific netty-tcnative library: " +
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libName + ". Will attempt to load the default netty-tcnative library.", t);
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NativeLibraryLoader.load("netty-tcnative", SSL.class.getClassLoader());
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}
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Library.initialize("provided");
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SSL.initialize(null);
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} catch (Throwable t) {
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@ -198,4 +216,89 @@ public final class OpenSsl {
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}
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private OpenSsl() { }
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private static String normalizeOs(String value) {
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value = normalize(value);
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if (value.startsWith("aix")) {
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return "aix";
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}
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if (value.startsWith("hpux")) {
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return "hpux";
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}
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if (value.startsWith("os400")) {
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// Avoid the names such as os4000
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if (value.length() <= 5 || !Character.isDigit(value.charAt(5))) {
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return "os400";
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}
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}
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if (value.startsWith("linux")) {
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return "linux";
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}
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if (value.startsWith("macosx") || value.startsWith("osx")) {
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return "osx";
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}
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if (value.startsWith("freebsd")) {
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return "freebsd";
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}
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if (value.startsWith("openbsd")) {
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return "openbsd";
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}
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if (value.startsWith("netbsd")) {
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return "netbsd";
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}
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if (value.startsWith("solaris") || value.startsWith("sunos")) {
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return "sunos";
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}
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if (value.startsWith("windows")) {
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return "windows";
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}
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return UNKNOWN;
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}
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private static String normalizeArch(String value) {
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value = normalize(value);
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if (value.matches("^(x8664|amd64|ia32e|em64t|x64)$")) {
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return "x86_64";
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}
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if (value.matches("^(x8632|x86|i[3-6]86|ia32|x32)$")) {
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return "x86_32";
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}
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if (value.matches("^(ia64|itanium64)$")) {
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return "itanium_64";
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}
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if (value.matches("^(sparc|sparc32)$")) {
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return "sparc_32";
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}
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if (value.matches("^(sparcv9|sparc64)$")) {
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return "sparc_64";
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}
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if (value.matches("^(arm|arm32)$")) {
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return "arm_32";
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}
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if ("aarch64".equals(value)) {
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return "aarch_64";
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}
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if (value.matches("^(ppc|ppc32)$")) {
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return "ppc_32";
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}
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if ("ppc64".equals(value)) {
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return "ppc_64";
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}
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if ("ppc64le".equals(value)) {
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return "ppcle_64";
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}
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if ("s390".equals(value)) {
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return "s390_32";
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}
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if ("s390x".equals(value)) {
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return "s390_64";
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}
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return UNKNOWN;
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}
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private static String normalize(String value) {
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return value.toLowerCase(Locale.US).replaceAll("[^a-z0-9]+", "");
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}
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}
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