NEWS

        NEWS file for libvirt

  Note that this is automatically generated from the news webpage at:
       http://libvirt.org/news.html

Releases
0.3.2: Aug 21 2007:
   - New features: KVM migration and save/restore (Jim Paris), 
      added API for migration (Richard Jones), added APIs for block device and
      interface statistic (Richard Jones).
   - Documentation: examples for XML network APIs,
      fix typo and schedinfo synopsis in man page (Atsushi SAKAI),
      hypervisor support page update (Richard Jones).
   - Bug fixes: remove a couple of leaks in QEmu/KVM backend(Daniel berrange),
      fix GnuTLS 1.0 compatibility (Richard Jones), --config/-f option
      mistake for libvirtd (Richard Jones), remove leak in QEmu backend
      (Jim Paris), fix some QEmu communication bugs (Jim Paris), UUID
      lookup though proxy fix, setvcpus checking bugs (with Atsushi SAKAI),
      int checking in virsh parameters (with Masayuki Sunou), deny devices
      attach/detach for < Xen 3.0.4 (Masayuki Sunou), XenStore query
      memory leak (Masayuki Sunou), virsh schedinfo cleanup (Saori Fukuta).
   - Improvement: virsh new ttyconsole command, networking API implementation
      for test driver (Daniel berrange), qemu/kvm feature reporting of
      ACPI/APIC (David Lutterkort), checking of QEmu architectures (Daniel
      berrange), improve devices XML errors reporting (Masayuki Sunou),
      speedup of domain queries on Xen (Daniel berrange), augment XML dumps
      with interface devices names (Richard Jones), internal API to query
      drivers for features (Richard Jones).
      
   - Cleanups: Improve virNodeGetInfo implentation (Daniel berrange),
      general UUID code cleanup (Daniel berrange), fix API generator
      file selection. 


0.3.1: Jul 24 2007:
   - Documentation: index to remote page, script to test certificates,
      IPv6 remote support docs (Daniel Berrange), document
      VIRSH_DEFAULT_CONNECT_URI in virsh man page (David Lutterkort),
      Relax-NG early grammar for the network XML (David Lutterkort)
   - Bug fixes: leaks in disk XML parsing (Masayuki Sunou), hypervisor
      alignment call problems on PPC64 (Christian Ehrhardt), dead client
      registration in daemon event loop (Daniel Berrange), double free
      in error handling (Daniel Berrange), close on exec for log file
      descriptors in the daemon (Daniel Berrange), avoid caching problem
      in remote daemon (Daniel Berrange), avoid crash after QEmu domain
      failure (Daniel Berrange)
   - Improvements: checks of x509 certificates and keys (Daniel Berrange),
      error reports in the daemon (Daniel Berrange), checking of Ethernet MAC
      addresses in XML configs (Masayuki Sunou), support for a new
      clock switch between UTC and localtime (Daniel Berrange), early
      version of OpenVZ support (Shuveb Hussain), support for input devices
      on PS/2 and USB buses (Daniel Berrange), more tests especially
      the QEmu support (Daniel Berrange), range check in credit scheduler
      (with Saori Fukuta and Atsushi Sakai), add support for listen VNC
      parameter un QEmu and fix command line arg (Daniel Berrange)
   - Cleanups: debug tracing (Richard Jones), removal of --with-qemud-pid-file
      (Richard Jones), remove unused virDeviceMode, new util module for
      code shared between drivers (Shuveb Hussain), xen header location
      detection (Richard Jones)


0.3.0: Jul 9 2007:
   - Secure Remote support (Richard Jones).
      See the remote page
      of the documentation
  
   - Documentation: remote support (Richard Jones), description of
      the URI connection strings (Richard Jones), update of virsh man
      page, matrix of libvirt API/hypervisor support with version
      informations (Richard Jones)
   - Bug fixes: examples Makefile.am generation (Richard Jones), 
      SetMem fix (Mark Johnson), URI handling and ordering of 
      drivers (Daniel Berrange), fix virsh help without hypervisor (Richard
      Jones), id marshalling fix (Daniel Berrange), fix virConnectGetMaxVcpus
      on remote (Richard Jones), avoid a realloc leak (Jim Meyering), scheduler
      parameters handling for Xen (Richard Jones), various early remote
      bug fixes (Richard Jones), remove virsh leaks of domains references
      (Masayuki Sunou), configCache refill bug (Richard Jones), fix
      XML serialization bugs
   - Improvements: QEmu switch to XDR-based protocol (Dan Berrange),
      device attach/detach commands (Masayuki Sunou), OCaml bindings
      (Richard Jones), new entry points virDomainGetConnect and 
      virNetworkGetConnect useful for bindings (Richard Jones), 
      reunitifaction of remote and qemu daemon under a single libvirtd
      with a config file (Daniel Berrange)
   - Cleanups: parsing of connection URIs (Richard Jones), messages
      from virsh (Saori Fukuta), Coverage files (Daniel Berrange), 
      Solaris fixes (Mark Johnson), avoid [r]index calls (Richard Jones),
      release information in Xen backend, virsh cpupin command cleanups
      (Masayuki Sunou), xen:/// suppport as standard Xen URI (Richard Jones and
      Daniel Berrange), improve driver selection/decline mechanism (Richard
      Jones), error reporting on XML dump (Richard Jones), Remove unused
      virDomainKernel structure (Richard Jones), daemon event loop event
      handling (Daniel Berrange), various unifications cleanup in the daemon
      merging (Daniel Berrange), internal file and timer monitoring API
      (Daniel Berrange), remove libsysfs dependancy, call brctl program
      directly (Daniel Berrange), virBuffer functions cleanups (Richard Jones),
      make init script LSB compliant, error handling on lookup functions
      (Richard Jones), remove internal virGetDomainByID (Richard Jones),
      revamp of xen subdrivers interfaces (Richard Jones)
   - Localization updates


0.2.3: Jun 8 2007:
   - Documentation: documentation for upcoming remote access (Richard Jones),
      virConnectNumOfDefinedDomains doc (Jan Michael), virsh help messages
      for dumpxml and net-dumpxml (Chris Wright), 
   - Bug fixes: RelaxNG schemas regexp fix (Robin Green), RelaxNG arch bug
      (Mark McLoughlin), large buffers bug fixes (Shigeki Sakamoto), error
      on out of memory condition (Shigeki Sakamoto), virshStrdup fix, non-root
      driver when using Xen bug (Richard Jones), use --strict-order when
      running dnsmasq (Daniel Berrange), virbr0 weirdness on restart (Mark
      McLoughlin), keep connection error messages (Richard Jones), increase
      QEmu read buffer on help (Daniel Berrange), rpm dependance on
      dnsmasq (Daniel Berrange), fix XML boot device syntax (Daniel Berrange),
      QEmu memory bug (Daniel Berrange), memory leak fix (Masayuki Sunou),
      fix compiler flags (Richard Jones), remove type ioemu on recent Xen
      HVM for paravirt drivers (Saori Fukuta), uninitialized string bug
      (Masayuki Sunou), allow init even if the daemon is not running, 
      XML to config fix (Daniel Berrange)
   - Improvements: add a special error class for the test module (Richard
      Jones), virConnectGetCapabilities on proxy (Richard Jones), allow
      network driver to decline usage (Richard Jones), extend error messages
      for upcoming remote access (Richard Jones), on_reboot support for QEmu
      (Daniel Berrange), save daemon output in a log file (Daniel Berrange),
      xenXMDomainDefineXML can override guest config (Hugh Brock),
      add attach-device and detach-device commands to virsh (Masayuki Sunou
      and Mark McLoughlin and Richard Jones), make virGetVersion case
      insensitive and Python bindings (Richard Jones), new scheduler API
      (Atsushi SAKAI), localizations updates, add logging option for virsh
      (Nobuhiro Itou), allow arguments to be passed to bootloader (Hugh Brock),
      increase the test suite (Daniel Berrange and Hugh Brock)
   - Cleanups: Remove VIR_DRV_OPEN_QUIET (Richard Jones), disable xm_internal.c
      for Xen > 3.0.3 (Daniel Berrange), unused fields in _virDomain (Richard
      Jones), export __virGetDomain and __virGetNetwork for libvirtd only
      (Richard Jones), ignore old VNC config for HVM on recent Xen (Daniel
      Berrange), various code cleanups, -Werror cleanup (Hugh Brock)


0.2.2: Apr 17 2007:
   - Documentation: fix errors due to Amaya (with Simon Hernandez), 
      virsh uses kB not bytes (Atsushi SAKAI), add command line help to
      qemud (Richard Jones), xenUnifiedRegister docs (Atsushi SAKAI),
      strings typos (Nikolay Sivov), ilocalization probalem raised by 
      Thomas Canniot
   - Bug fixes: virsh memory values test (Masayuki Sunou), operations without
      libvirt_qemud (Atsushi SAKAI), fix spec file (Florian La Roche, Jeremy
      Katz, Michael Schwendt),
      direct hypervisor call (Atsushi SAKAI), buffer overflow on qemu
      networking command (Daniel Berrange), buffer overflow in quemud (Daniel
      Berrange), virsh vcpupin bug (Masayuki Sunou), host PAE detections
      and strcuctures size (Richard Jones), Xen PAE flag handling (Daniel
      Berrange), bridged config configuration (Daniel Berrange), erroneous
      XEN_V2_OP_SETMAXMEM value (Masayuki Sunou), memory free error (Mark
      McLoughlin), set VIR_CONNECT_RO on read-only connections (S.Sakamoto),
      avoid memory explosion bug (Daniel Berrange), integer overflow 
      for qemu CPU time (Daniel Berrange), QEMU binary path check (Daniel
      Berrange)
   - Cleanups: remove some global variables (Jim Meyering), printf-style
      functions checks (Jim Meyering), better virsh error messages, increase
      compiler checkings and security (Daniel Berrange), virBufferGrow usage
      and docs, use calloc instead of malloc/memset, replace all sprintf by
      snprintf, avoid configure clobbering user's CTAGS (Jim Meyering), 
      signal handler error cleanup (Richard Jones), iptables internal code
      claenup (Mark McLoughlin), unified Xen driver (Richard Jones),
      cleanup XPath libxml2 calls, IPTables rules tightening (Daniel
      Berrange), 
   - Improvements: more regression tests on XML (Daniel Berrange), Python
      bindings now generate exception in error cases (Richard Jones),
      Python bindings for vir*GetAutoStart (Daniel Berrange),
      handling of CD-Rom device without device name (Nobuhiro Itou),
      fix hypervisor call to work with Xen 3.0.5 (Daniel Berrange),
      DomainGetOSType for inactive domains (Daniel Berrange), multiple boot
      devices for HVM (Daniel Berrange), 
      


0.2.1: Mar 16 2007:
   - Various internal cleanups (Richard Jones,Daniel Berrange,Mark McLoughlin)
   - Bug fixes: libvirt_qemud daemon path (Daniel Berrange), libvirt
      config directory (Daniel Berrange and Mark McLoughlin), memory leak
      in qemud (Mark), various fixes on network support (Mark), avoid Xen
      domain zombies on device hotplug errors (Daniel Berrange), various
      fixes on qemud (Mark), args parsing (Richard Jones), virsh -t argument
      (Saori Fukuta), avoid virsh crash on TAB key (Daniel Berrange), detect
      xend operation failures (Kazuki Mizushima), don't listen on null socket
      (Rich Jones), read-only socket cleanup (Rich Jones), use of vnc port 5900
      (Nobuhiro Itou), assorted networking fixes (Daniel Berrange), shutoff and
      shutdown mismatches (Kazuki Mizushima), unlimited memory handling
      (Atsushi SAKAI), python binding fixes (Tatsuro Enokura)
   - Build and portability fixes: IA64 fixes (Atsushi SAKAI), dependancies
      and build (Daniel Berrange), fix xend port detection (Daniel
      Berrange), icompile time warnings (Mark), avoid const related
      compiler warnings (Daniel Berrange), automated builds (Daniel
      Berrange), pointer/int mismatch (Richard Jones), configure time
      selection of drivers, libvirt spec hacking (Daniel Berrange)
   - Add support for network autostart and init scripts (Mark McLoughlin)
   - New API virConnectGetCapabilities() to detect the virtualization 
    capabilities of a host (Richard Jones)
   - Minor improvements: qemud signal handling (Mark), don't shutdown or reboot
    domain0 (Kazuki Mizushima), QEmu version autodetection (Daniel Berrange),
    network UUIDs (Mark), speed up UUID domain lookups (Tatsuro Enokura and
    Daniel Berrange), support for paused QEmu CPU (Daniel Berrange), keymap
    VNC attribute support (Takahashi Tomohiro and Daniel Berrange), maximum
    number of virtual CPU (Masayuki Sunou), virtsh --readonly option (Rich
    Jones), python bindings for new functions (Daniel Berrange)
   - Documentation updates especially on the XML formats


0.2.0: Feb 14 2007:
   - Various internal cleanups (Mark McLoughlin, Richard Jones,
      Daniel Berrange, Karel Zak)
   - Bug fixes: avoid a crash in connect (Daniel Berrange), virsh args
      parsing (Richard Jones)
   - Add support for QEmu and KVM virtualization (Daniel Berrange)
   - Add support for network configuration (Mark McLoughlin)
   - Minor improvements: regression testing (Daniel Berrange), 
      localization string updates


0.1.11: Jan 22 2007:
   - Finish XML <-> XM config files support
   - Remove memory leak when freeing virConf objects
   - Finishing inactive domain support (Daniel Berrange)
   - Added a Relax-NG schemas to check XML instances


0.1.10: Dec 20 2006:
   - more localizations
   - bug fixes: VCPU info breakages on xen 3.0.3, xenDaemonListDomains buffer overflow (Daniel Berrange), reference count bug when creating Xen domains (Daniel Berrange).
   - improvements: support graphic framebuffer for Xen paravirt (Daniel Berrange), VNC listen IP range support (Daniel Berrange), support for default Xen config files and inactive domains of 3.0.4 (Daniel Berrange).


0.1.9: Nov 29 2006:
   - python bindings: release interpeter lock when calling C (Daniel Berrange)
   - don't raise HTTP error when looking informations for a domain
   - some refactoring to use the driver for all entry points
   - better error reporting (Daniel Berrange)
   - fix OS reporting when running as non-root
   - provide XML parsing errors
   - extension of the test framework (Daniel Berrange)
   - fix the reconnect regression test
   - python bindings: Domain instances now link to the Connect to avoid garbage collection and disconnect
   - separate the notion of maximum memory and current use at the XML level
   - Fix a memory leak (Daniel Berrange)
   - add support for shareable drives
   - add support for non-bridge style networking configs for guests(Daniel Berrange)
   - python bindings: fix unsigned long marshalling (Daniel Berrange)
   - new config APIs virConfNew() and virConfSetValue() to build configs from scratch
   - hot plug device support based on Michel Ponceau patch
   - added support for inactive domains, new APIs, various associated cleanup (Daniel Berrange)
   - special device model for HVM guests (Daniel Berrange)
   - add API to dump core of domains (but requires a patched xend)
   - pygrub bootloader informations take over <os> informations
   - updated the localization strings


0.1.8: Oct 16 2006:
   -  Bug for system with page size != 4k
   -  vcpu number initialization (Philippe Berthault)
   -  don't label crashed domains as shut off (Peter Vetere)
   -  fix virsh man page (Noriko Mizumoto)
   -  blktapdd support for alternate drivers like blktap (Daniel Berrange)
   -  memory leak fixes (xend interface and XML parsing) (Daniel Berrange)
   -  compile fix
   -  mlock/munlock size fixes (Daniel Berrange)
   -  improve error reporting


0.1.7: Sep 29 2006:
   -  fix a memory bug on getting vcpu informations from xend (Daniel Berrange)
   -  fix another problem in the hypercalls change in Xen changeset
       86d26e6ec89b when getting domain informations (Daniel Berrange)


0.1.6: Sep 22 2006:
   - Support for localization of strings using gettext (Daniel Berrange)
   - Support for new Xen-3.0.3 cdrom and disk configuration (Daniel Berrange)
   - Support for setting VNC port when creating domains with new
      xend config files (Daniel Berrange) 
   - Fix bug when running against xen-3.0.2 hypercalls (Jim Fehlig)
   - Fix reconnection problem when talking directly to http xend


0.1.5: Sep 5 2006:
   - Support for new hypercalls change in Xen changeset 86d26e6ec89b
   - bug fixes: virParseUUID() was wrong, netwoking for paravirt guestsi
      (Daniel Berrange), virsh on non-existent domains (Daniel Berrange),
      string cast bug when handling error in python (Pete Vetere), HTTP
      500 xend error code handling (Pete Vetere and Daniel Berrange)
   - improvements: test suite for SEXPR <-> XML format conversions (Daniel
      Berrange), virsh output regression suite (Daniel Berrange), new environ
      variable VIRSH_DEFAULT_CONNECT_URI for the default URI when connecting
      (Daniel Berrange), graphical console support for paravirt guests
      (Jeremy Katz), parsing of simple Xen config files (with Daniel Berrange),
      early work on defined (not running) domains (Daniel Berrange),
      virsh output improvement (Daniel Berrange


0.1.4: Aug 16 2006:
   - bug fixes: spec file fix (Mark McLoughlin), error report problem (with
    Hugh Brock), long integer in Python bindings (with Daniel Berrange), XML
    generation bug for CDRom (Daniel Berrange), bug whem using number() XPath
    function (Mark McLoughlin), fix python detection code, remove duplicate
    initialization errors (Daniel Berrange)
   - improvements: UUID in XML description (Peter Vetere), proxy code
    cleanup, virtual CPU and affinity support + virsh support (Michel
    Ponceau, Philippe Berthault, Daniel Berrange), port and tty informations
    for console in XML (Daniel Berrange), added XML dump to driver and proxy
    support (Daniel Berrange), extention of boot options with support for
    floppy and cdrom (Daniel Berrange), features block in XML to report/ask
    PAE, ACPI, APIC for HVM domains (Daniel Berrange), fail saide-effect
    operations when using read-only connection, large improvements to test
    driver (Daniel Berrange) 
   - documentation: spelling (Daniel Berrange), test driver examples.


0.1.3: Jul 11 2006:
   - bugfixes: build as non-root, fix xend access when root, handling of
    empty XML elements (Mark McLoughlin), XML serialization and parsing fixes
    (Mark McLoughlin), allow to create domains without disk (Mark
  McLoughlin),
   - improvement: xenDaemonLookupByID from O(n^2) to O(n) (Daniel Berrange),
    support for fully virtualized guest (Jim Fehlig, DV, Mark McLoughlin)
   - documentation: augmented to cover hvm domains


0.1.2: Jul 3 2006:
   - headers include paths fixup
   - proxy mechanism for unpriviledged read-only access by httpu


0.1.1: Jun 21 2006:
   - building fixes: ncurses fallback (Jim Fehlig), VPATH builds (Daniel P.
    Berrange)
   - driver cleanups: new entry points, cleanup of libvirt.c (with Daniel P.
    Berrange)
   - Cope with API change introduced in Xen changeset 10277
   - new test driver for regression checks (Daniel P. Berrange)
   - improvements: added UUID to XML serialization, buffer usage (Karel
    Zak), --connect argument to virsh (Daniel P. Berrange),
   - bug fixes: uninitialized memory access in error reporting, S-Expr
    parsing (Jim Fehlig, Jeremy Katz), virConnectOpen bug, remove a TODO in
    xs_internal.c
   - documentation: Python examples (David Lutterkort), new Perl binding
    URL, man page update (Karel Zak)


0.1.0: Apr 10 2006:
   - building fixes: --with-xen-distdir option (Ronald Aigner), out of tree
    build and pkginfo cflag fix (Daniel Berrange)
   - enhancement and fixes of the XML description format (David Lutterkort
    and Jim Fehlig)
   - new APIs: for Node information and Reboot
   - internal code cleanup: refactoring internals into a driver model, more
    error handling, structure sharing, thread safety and ref counting
   - bug fixes: error message (Jim Meyering), error allocation in virsh (Jim
    Meyering), virDomainLookupByID (Jim Fehlig),
   - documentation: updates on architecture, and format, typo fix (Jim
    Meyering)
   - bindings: exception handling in examples (Jim Meyering), perl ones out
    of tree (Daniel Berrange)
   - virsh: more options, create, nodeinfo (Karel Zak), renaming of some
    options (Karel Zak), use stderr only for errors (Karel Zak), man page
    (Andrew Puch)


0.0.6: Feb 28 2006:
   - add UUID lookup and extract API
   - add error handling APIs both synchronous and asynchronous
   - added minimal hook for error handling at the python level, improved the
    python bindings
   - augment the documentation and tests to cover error handling


0.0.5: Feb 23 2006:
   - Added XML description parsing, dependance to libxml2, implemented the
    creation API virDomainCreateLinux()
   - new APIs to lookup and name domain by UUID
   - fixed the XML dump when using the Xend access
   - Fixed a few more problem related to the name change
   - Adding regression tests in python and examples in C
   - web site improvement, extended the documentation to cover the XML
    format and Python API
   - Added devhelp help for Gnome/Gtk programmers


0.0.4: Feb 10 2006:
   - Fix various bugs introduced in the name change


0.0.3: Feb 9 2006:
   - Switch name from from 'libvir' to libvirt
   - Starting infrastructure to add code examples
   - Update of python bindings for completeness


0.0.2: Jan 29 2006:
   - Update of the documentation, web site redesign (Diana Fong)
   - integration of HTTP xend RPC based on libxend by Anthony Liquori for
    most operations
   - Adding Save and Restore APIs
   - extended the virsh command line tool (Karel Zak)
   - remove xenstore transactions (Anthony Liguori)
   - fix the Python bindings bug when domain and connections where freed


0.0.1: Dec 19 2005:
   - First release
   - Basic management of existing Xen domains
   - Minimal autogenerated Python bindings