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	tests: support Java setups where MD5 is not disabled by default
For platforms using Java < 1.8.0_133, MD5 is still enabled for JAR signatures. Its just too painful to manage all this, so support this in the tests.
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					 2 changed files with 27 additions and 0 deletions
				
			
		
							
								
								
									
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								tests/IsMD5Disabled.java
									
										
									
									
									
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								tests/IsMD5Disabled.java
									
										
									
									
									
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import java.security.Security;
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import java.util.Locale;
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public class IsMD5Disabled {
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    public static void main(String[] args) throws Exception {
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        String daString = Security.getProperty("jdk.jar.disabledAlgorithms");
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        String[] algorithms = daString.trim().split(",");
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        boolean isMD5Disabled = true;
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        for (String alg : algorithms) {
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            if (alg.trim().toLowerCase(Locale.US).startsWith("md5")) {
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                isMD5Disabled = false;
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            }
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        }
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        if (isMD5Disabled) {
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            System.out.println("MD5 in jdk.jar.disabledAlgorithms: " + daString);
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        } else {
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            System.out.println("MD5 allowed for JAR signatures: " + daString);
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            System.exit(1);
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        }
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    }
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}
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			@ -46,6 +46,11 @@ have_git_2_3() {
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    python3 -c "import sys; from distutils.version import LooseVersion as V; sys.exit(V(sys.argv[3]) < V('2.3'))" `git --version`
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}
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is_MD5_disabled() {
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    javac $WORKSPACE/tests/IsMD5Disabled.java && java -cp $WORKSPACE/tests IsMD5Disabled
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    return $?
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}
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#------------------------------------------------------------------------------#
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# "main"
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