File system-crypto-policy.patch of Package java-11-openjdk.25166
--- a/src/java.base/share/classes/java/security/Security.java
+++ b/src/java.base/share/classes/java/security/Security.java
@@ -47,6 +47,9 @@ import sun.security.jca.*;
* implementation-specific location, which is typically the properties file
* {@code conf/security/java.security} in the Java installation directory.
*
+ * <p>Additional default values of security properties are read from a
+ * system-specific location, if available.</p>
+ *
* @author Benjamin Renaud
* @since 1.1
*/
@@ -57,6 +60,10 @@ public final class Security {
private static final Debug sdebug =
Debug.getInstance("properties");
+ /* System property file*/
+ private static final String SYSTEM_PROPERTIES =
+ "/etc/crypto-policies/back-ends/java.config";
+
/* The java.security properties */
private static Properties props;
@@ -98,6 +105,7 @@ public final class Security {
if (sdebug != null) {
sdebug.println("reading security properties file: " +
propFile);
+ sdebug.println(props.toString());
}
} catch (IOException e) {
if (sdebug != null) {
@@ -184,6 +192,33 @@ public final class Security {
}
}
+ String disableSystemProps = System.getProperty("java.security.disableSystemPropertiesFile");
+ if (disableSystemProps == null &&
+ "true".equalsIgnoreCase(props.getProperty
+ ("security.useSystemPropertiesFile"))) {
+
+ // now load the system file, if it exists, so its values
+ // will win if they conflict with the earlier values
+ try (BufferedInputStream bis =
+ new BufferedInputStream(new FileInputStream(SYSTEM_PROPERTIES))) {
+ props.load(bis);
+ loadedProps = true;
+
+ if (sdebug != null) {
+ sdebug.println("reading system security properties file " +
+ SYSTEM_PROPERTIES);
+ sdebug.println(props.toString());
+ }
+ } catch (IOException e) {
+ if (sdebug != null) {
+ sdebug.println
+ ("unable to load security properties from " +
+ SYSTEM_PROPERTIES);
+ e.printStackTrace();
+ }
+ }
+ }
+
if (!loadedProps) {
initializeStatic();
if (sdebug != null) {
--- a/src/java.base/share/conf/security/java.security
+++ b/src/java.base/share/conf/security/java.security
@@ -335,6 +335,13 @@ package.definition=sun.misc.,\
#
security.overridePropertiesFile=true
+#
+# Determines whether this properties file will be appended to
+# using the system properties file stored at
+# /etc/crypto-policies/back-ends/java.config
+#
+security.useSystemPropertiesFile=true
+
#
# Determines the default key and trust manager factory algorithms for
# the javax.net.ssl package.