X-Git-Url: http://git.cascardo.eti.br/?p=cascardo%2Fovs.git;a=blobdiff_plain;f=NEWS;h=38f6b56a7f2c394791838827bd648ad55117a174;hp=7c0e2629f1d3d2c3a23aece90e75f1f1ee326921;hb=HEAD;hpb=e60e935b1f37058e8a3e1a57d6a8fdd566df304c diff --git a/NEWS b/NEWS index 7c0e2629f..38f6b56a7 100644 --- a/NEWS +++ b/NEWS @@ -1,9 +1,102 @@ -Post-v2.3.0 +Post-v2.5.0 --------------------- + - ovsdb-server: + * New "monitor2" and "update2" extensions to RFC 7047. + - OpenFlow: + * OpenFlow 1.1+ OFPT_QUEUE_GET_CONFIG_REQUEST now supports OFPP_ANY. + * OpenFlow 1.4+ OFPMP_QUEUE_DESC is now supported. + * OpenFlow 1.4+ OFPT_TABLE_STATUS is now supported. + * New property-based packet-in message format NXT_PACKET_IN2 with support + for arbitrary user-provided data and for serializing flow table + traversal into a continuation for later resumption. + * New extension message NXT_SET_ASYNC_CONFIG2 to allow OpenFlow 1.4-like + control over asynchronous messages in earlier versions of OpenFlow. + * OpenFlow 1.3 Extension 230, adding OpenFlow Bundles support, is + now implemented. Only flow mod and port mod messages are supported + in bundles. + * New OpenFlow extension NXM_NX_MPLS_TTL to provide access to MPLS TTL. + - ovs-ofctl: + * queue-get-config command now allows a queue ID to be specified. + * '--bundle' option can now be used with OpenFlow 1.3. + - DPDK: + * New option "n_rxq" for PMD interfaces. + Old 'other_config:n-dpdk-rxqs' is no longer supported. + * New appctl command 'dpif-netdev/pmd-rxq-show' to check the port/rxq + assignment. + * Type of log messages from PMD threads changed from INFO to DBG. + * QoS functionality with sample egress-policer implementation. + - ovs-benchmark: This utility has been removed due to lack of use and + bitrot. + - ovs-appctl: + * New "vlog/close" command. + - ovsdb-server: + * Remove max number of sessions limit, to enable connection scaling + testing. + - python: + * Added support for Python 3.4+ in addition to existing support + for 2.7+. + - SELinux: + * Introduced SELinux policy package. + +v2.5.0 - xx xxx xxxx +--------------------- + - Dropped support for Python older than version 2.7. As a consequence, + using Open vSwitch 2.5 or later on XenServer 6.5 or earlier (which + have Python 2.4) requires first installing Python 2.7. + - OpenFlow: + * Group chaining (where one OpenFlow group triggers another) is + now supported. + * OpenFlow 1.4+ "importance" is now considered for flow eviction. + * OpenFlow 1.4+ OFPTC_EVICTION is now implemented. + * OpenFlow 1.4+ OFPTC_VACANCY_EVENTS is now implemented. + * OpenFlow 1.4+ OFPMP_TABLE_DESC is now implemented. + * Allow modifying the ICMPv4/ICMPv6 type and code fields. + * OpenFlow 1.4+ OFPT_SET_ASYNC_CONFIG and OFPT_GET_ASYNC_CONFIG are + now implemented. + - ovs-ofctl: + * New "out_group" keyword for OpenFlow 1.1+ matching on output group. + - Tunnels: + * Geneve tunnels can now match and set options and the OAM bit. + * The nonstandard GRE64 tunnel extension has been dropped. + - Support Multicast Listener Discovery (MLDv1 and MLDv2). + - Add 'symmetric_l3l4' and 'symmetric_l3l4+udp' hash functions. + - sFlow agent now reports tunnel and MPLS structures. + - New 'check-system-userspace', 'check-kmod' and 'check-kernel' Makefile + targets to run a new system testsuite. These tests can be run inside + a Vagrant box. See INSTALL.md for details + - Mark --syslog-target argument as deprecated. It will be removed in + the next OVS release. + - Added --user option to all daemons + - Add support for connection tracking through the new "ct" action + and "ct_state"/"ct_zone"/"ct_mark"/"ct_label" match fields. Only + available on Linux kernels with the connection tracking module loaded. + - Add experimental version of OVN. OVN, the Open Virtual Network, is a + system to support virtual network abstraction. OVN complements the + existing capabilities of OVS to add native support for virtual network + abstractions, such as virtual L2 and L3 overlays and security groups. + - RHEL packaging: + * DPDK ports may now be created via network scripts (see README.RHEL). + - DPDK: + * Requires DPDK 2.2 + * Added multiqueue support to vhost-user + * Note: QEMU 2.5+ required for multiqueue support + +v2.4.0 - 20 Aug 2015 +--------------------- + - Flow table modifications are now atomic, meaning that each packet + now sees a coherent version of the OpenFlow pipeline. For + example, if a controller removes all flows with a single OpenFlow + "flow_mod", no packet sees an intermediate version of the OpenFlow + pipeline where only some of the flows have been deleted. + - Added support for SFQ, FQ_CoDel and CoDel qdiscs. + - Add bash command-line completion support for ovs-vsctl Please check + utilities/ovs-command-compgen.INSTALL.md for how to use. + - The MAC learning feature now includes per-port fairness to mitigate + MAC flooding attacks. - New support for a "conjunctive match" OpenFlow extension, which allows constructing OpenFlow matches of the form "field1 in {a,b,c...} AND field2 in {d,e,f...}" and generalizations. For details, - see documentation fo the "conjunction" action in ovs-ofctl(8). + see documentation for the "conjunction" action in ovs-ofctl(8). - Add bash command-line completion support for ovs-appctl/ovs-dpctl/ ovs-ofctl/ovsdb-tool commands. Please check utilities/ovs-command-compgen.INSTALL.md for how to use. @@ -22,17 +115,38 @@ Post-v2.3.0 commands are now redundant and will be removed in a future release. See ovs-vswitchd(8) for details. - OpenFlow: + * OpenFlow 1.4 bundles are now supported for flow mods and port + mods. For flow mods, both 'atomic' and 'ordered' bundle flags + are trivially supported, as all bundled messages are executed + in the order they were added and all flow table modifications + are now atomic to the datapath. Port mods may not appear in + atomic bundles, as port status modifications are not atomic. * IPv6 flow label and neighbor discovery fields are now modifiable. - * OpenFlow 1.5 (draft) extended registers are now supported. - * The OpenFlow 1.5 (draft) actset_output field is now supported. - * OpenFlow 1.5 (draft) Copy-Field action is now supported. - * OpenFlow 1.5 (draft) masked Set-Field action is now supported. + * OpenFlow 1.5 extended registers are now supported. + * The OpenFlow 1.5 actset_output field is now supported. + * OpenFlow 1.5 Copy-Field action is now supported. + * OpenFlow 1.5 masked Set-Field action is now supported. * OpenFlow 1.3+ table features requests are now supported (read-only). * Nicira extension "move" actions may now be included in action sets. * "resubmit" actions may now be included in action sets. The resubmit is executed last, and only if the action set has no "output" or "group" action. * OpenFlow 1.4+ flow "importance" is now maintained in the flow table. + * A new Netronome extension to OpenFlow 1.5+ allows control over the + fields hashed for OpenFlow select groups. See "selection_method" and + related options in ovs-ofctl(8) for details. + - ovs-ofctl has a new '--bundle' option that makes the flow mod commands + ('add-flow', 'add-flows', 'mod-flows', 'del-flows', and 'replace-flows') + use an OpenFlow 1.4 bundle to operate the modifications as a single + atomic transaction. If any of the flow mods in a transaction fail, none + of them are executed. All flow mods in a bundle appear to datapath + lookups simultaneously. + - ovs-ofctl 'add-flow' and 'add-flows' commands now accept arbitrary flow + mods as an input by allowing the flow specification to start with an + explicit 'add', 'modify', 'modify_strict', 'delete', or 'delete_strict' + keyword. A missing keyword is treated as 'add', so this is fully + backwards compatible. With the new '--bundle' option all the flow mods + are executed as a single atomic transaction using an OpenFlow 1.4 bundle. - ovs-pki: Changed message digest algorithm from MD5 to SHA-1 because MD5 is no longer secure and some operating systems have started to disable it in OpenSSL. @@ -54,13 +168,31 @@ Post-v2.3.0 - A simple wrapper script, 'ovs-docker', to integrate OVS with Docker containers. If and when there is a native integration of Open vSwitch with Docker, the wrapper script will be retired. - - Added support for DPDK Tunneling. VXLAN and GRE are supported protocols. - This is generic tunneling mechanism for userspace datapath. - - Support for multicast snooping (IGMPv1 and IGMPv2) - - Support for Linux kernels up to 3.18.x + - Added support for DPDK Tunneling. VXLAN, GRE, and Geneve are supported + protocols. This is generic tunneling mechanism for userspace datapath. + - Support for multicast snooping (IGMPv1, IGMPv2 and IGMPv3) + - Support for Linux kernels up to 4.0.x - The documentation now use the term 'destination' to mean one of syslog, console or file for vlog logging instead of the previously used term 'facility'. + - Support for VXLAN Group Policy extension + - Initial support for the IETF Auto-Attach SPBM draft standard. This + contains rudimentary support for the LLDP protocol as needed for + Auto-Attach. + - The default OpenFlow and OVSDB ports are now the IANA-assigned + numbers. OpenFlow is 6653 and OVSDB is 6640. + - Support for DPDK vHost. + - Support for outer UDP checksums in Geneve and VXLAN. + - The kernel vports with dependencies are no longer part of the overall + openvswitch.ko but built and loaded automatically as individual kernel + modules (vport-*.ko). + - Support for STT tunneling. + - ovs-sim: New developer tool for simulating multiple OVS instances. + See ovs-sim(1) for more information. + - Support to configure method (--syslog-method argument) that determines + how daemons will talk with syslog. + - Support for "ovs-appctl vlog/list-pattern" command that lets to query + logging message format for each destination. v2.3.0 - 14 Aug 2014 @@ -143,6 +275,7 @@ v2.1.0 - 19 Mar 2014 * ovs-vswitchd now honors changes to the "ofport_request" column in the Interface table by changing the port's OpenFlow port number. + * The Open vSwitch software switch now supports OpenFlow groups. - ovs-vswitchd.conf.db.5 man page will contain graphviz/dot diagram only if graphviz package was installed at the build time. - Support for Linux kernels up to 3.11