Re: [libvirt] RFC: libvirt java bindings based on JNA

On Wednesday 29 July 2009 13:49:45 Bryan Kearney wrote: > Thomas Treutner wrote: >> On Tuesday 28 July 2009 14:42:42 Bryan Kearney wrote: >>> Thomas Treutner wrote: >>>> When using it with my tiny test application (which works fine with the >>>> JNI version), it first complains that /etc/pki/CA/cacert.pem can not be >>>> found. As I installed libvirt from source, it's in /usr/local/..., >>>> working fine with JNI. So I did a symlink workaround for now. >>> Where did you see this complaint? Hm, I really cannot reproduce it anymore. Most probably it was caused by my libvirt-mixup. >>> Also.. what is your LD_LIBRARY_PATH >>> set to when running this. # cat /etc/ld.so.conf.d/* /usr/local/lib /usr/local/lib /usr/lib/kde4/lib # libc default configuration /usr/local/lib # Multiarch support /lib/x86_64-linux-gnu /usr/lib/x86_64-linux-gnu >> The file not found was cacert.pem, not the *.so - so I don't think >> LD_LIBRARY_PATH matters here? >> >> Anyways, the problem about >> >> conn = new Connect("xen://node02", false); >> >> was my fault - I forgot wiping an old apt-installed version of libvirt >> before compiling libvirt-java-jna. It works now, but there seems to be a >> massive typo somewhere; when I start my small application, it can't >> find "liblibvirt.so" (sic!) and exits. > Really.. can you send me the output? Exception in thread "main" java.lang.UnsatisfiedLinkError: Unable to load library 'libvirt': liblibvirt.so: cannot open shared object file: No such file or directory at com.sun.jna.NativeLibrary.loadLibrary(NativeLibrary.java:145) at com.sun.jna.NativeLibrary.getInstance(NativeLibrary.java:188) at com.sun.jna.Library$Handler.<init>(Library.java:123) at com.sun.jna.Native.loadLibrary(Native.java:255) at com.sun.jna.Native.loadLibrary(Native.java:241) at org.libvirt.jna.Libvirt.<clinit>(Unknown Source) at org.libvirt.Connect.<clinit>(Unknown Source) at MyTest.main(MyTest.java:13) MyTest.java:13: conn = new Connect("xen://node01/", false); > What version of jna do you have? # cat META-INF/MANIFEST.MF Manifest-Version: 1.0 Ant-Version: Apache Ant 1.7.0 Created-By: 1.5.0_16-133 (Apple Inc.) Main-Class: com.sun.jna.Native Name: com/sun/jna/ Implementation-Title: com.sun.jna Implementation-Vendor: JNA Development Team Implementation-Version: 3.0.9 b0 Specification-Title: Java Native Access (JNA) Specification-Vendor: JNA Development Team Specification-Version: 3 It ist part of Eclipse, now downloaded 3.2.1 from jna.dev.java.net, with same results: Exception in thread "main" java.lang.UnsatisfiedLinkError: Unable to load library 'libvirt': liblibvirt.so: cannot open shared object file: No such file or directory at com.sun.jna.NativeLibrary.loadLibrary(NativeLibrary.java:160) at com.sun.jna.NativeLibrary.getInstance(NativeLibrary.java:228) at com.sun.jna.Library$Handler.<init>(Library.java:140) at com.sun.jna.Native.loadLibrary(Native.java:372) at com.sun.jna.Native.loadLibrary(Native.java:357) at org.libvirt.jna.Libvirt.<clinit>(Unknown Source) at org.libvirt.Connect.<clinit>(Unknown Source) at MyTest.main(MyTest.java:13) hth&tia, thomas