Date: Tue, 23 Oct 2007 09:45:29 -0700 (PDT) From: Nick Johnson <freebsd@spatula.net> To: Zsolt =?ISO-8859-2?Q?K=FAti?= <la.tinca@gmail.com> Cc: freebsd-java@freebsd.org Subject: Re: FreeBSD jdk15 does not read java.security? Message-ID: <20071023094451.E25435@turing> In-Reply-To: <20071023122400.29345a33@tinca> References: <20071022222034.A25435@turing> <20071023122400.29345a33@tinca>
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Nothing in the truss output where java.security was read then?
If not, then I'll go ahead and open a bug on this...
Nick
On Tue, 23 Oct 2007, Zsolt K?ti wrote:
> Hi Nick,
>
> Here is what I see on my system:
>
> $ truss -o truss.out java Test
> freebsd.org/69.147.83.40Memory fault (core dumped)
>
> The ending lines of truss.out:
> ..
> open("/usr/local/diablo-jdk1.5.0/jre/lib/i386/libzip.so",O_RDONLY,00) =
> 4 (0x4) open("/usr/local/diablo-jdk1.5.0/jre/lib/rt.jar",O_RDONLY,00) =
> 4 (0x4) open("/usr/local/diablo-jdk1.5.0/jre/lib/jsse.jar",O_RDONLY,00)
> = 4 (0x4)
> open("/usr/local/diablo-jdk1.5.0/jre/lib/jce.jar",O_RDONLY,00) = 4
> (0x4)
> open("/usr/local/diablo-jdk1.5.0/jre/lib/charsets.jar",O_RDONLY,00) = 4
> (0x4)
> open("/usr/local/diablo-jdk1.5.0/jre/lib/i386/client/classes.jsa",O_RDONLY,00)
> = 4 (0x4) open(".hotspot_compiler",O_RDONLY,0666) ERR#2 'No
> such file or directory'
> open("",O_APPEND|O_SHLOCK|O_CREAT|O_EXCL|O_NOCTTY|O_DIRECT|0xbf7e1000,05002553414)
> = 5 (0x5)
>
> I do not know why that error after opening classes.jas as:
> $ l /usr/local/diablo-jdk1.5.0/jre/lib/i386/client/classes.jsa
> -r--r--r-- 1 root wheel 12689408 Feb 10
> 2007 /usr/local/diablo-jdk1.5.0/jre/lib/i386/client/classes.jsa
>
> - FreeBSD 6.2-RELEASE-p8 #5: Wed Oct 10 21:16:16 CEST 2007
> - java version "1.5.0"
> Java(TM) 2 Runtime Environment, Standard Edition (build
> diablo-1.5.0-b01) Java HotSpot(TM) Client VM (build
> diablo-1.5.0_07-b01, mixed mode, sharing)
>
> Zsolt
>
>
> On Mon, 22 Oct 2007 22:53:00 -0700 (PDT)
> Nick Johnson <freebsd@spatula.net> wrote:
>
> > While still trying to investigate this InetAddress negative caching
> > problem I have, I found something a bit puzzling... If I could get
> > someone else to verify, that would be great.
> >
> > It looks like the 1.5.0_12-p6 JDK never reads java.security when it
> > starts up. Consequently the netaddress.cache.ttl and
> > netaddress.cache.negative.ttl properties are never read and
> > initialized, so the cache reverts to its defaults of caching
> > forever... or at least that's my hypothesis.
> >
> > I wrote a tiny Java program that does nothing other than resolve a
> > hostname and ran it using truss. Though the JVM does open a number
> > of other configuration files, java.security is not one of them. My
> > old copy of 1.4.2 also does not open java.security.
> >
> > It's conceivable that truss is somehow missing the system call to
> > read java.security, but it does seem to be catching lots of other
> > open and stat calls.
> >
> > On Linux, strace shows the java.security open call happens just
> > before the name resolution would happen. On Windows, filemon shows
> > it happens just after classes.jsa is read.
> >
> > Can someone verify that the following program when run with the
> > FreeBSD 1.5 JDK results in no open calls for java.security?
> >
> > Tiny test program follows. Save it as Test.java, compile with javac
> > Test.java and run it with "truss -o truss.out java -f Test", then you
> > can grep truss.out for open system calls.
> >
> > import java.net.*;
> >
> > public class Test {
> > public static void main(String[] args) throws Exception {
> > InetAddress address =
> > InetAddress.getByName("freebsd.org"); System.out.println(address);
> > }
> > }
> > _______________________________________________
> > freebsd-java@freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-java
> > To unsubscribe, send any mail to
> > "freebsd-java-unsubscribe@freebsd.org"
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