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* zebra: dont have vxlan as default iface typeDavid Lamparter2017-08-281-6/+6
| | | | | | ... make it so zero (unset) is "other" Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
* zebra: start detangling rtadv & irdpDavid Lamparter2017-08-151-7/+9
| | | | | | | Replace some cross-dependencies with hooks & move bits to where they belong. Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
* bgpd/zebra/lib: EVPN support for asymmetric VxLan routingMitesh Kanjariya2017-08-081-5/+9
| | | | | | | | | | | | | 1. Advertise gateway mac-ip in EVPN 2. Advertise VRR mac-ip in EVPN 3. Ignore gateway mac-ip advertisements in case of distributed gateway 4. Config knob to enable/disable gateway mac-ip advertisements Ticket: CM-16456, CM-16543, CM-16555, CM-16778 Review: CCR-6283 Unit-test: Manual Signed-off-by: Mitesh Kanjariya <mitesh@cumulusnetworks.com>
* Revert "*: reindent pt. 2"David Lamparter2017-07-221-4/+5
| | | | | | | | | This reverts commit c14777c6bfd0a446c85243d3a9835054a259c276. clang 5 is not widely available enough for people to indent with. This is particularly problematic when rebasing/adjusting branches. Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
* *: reindent pt. 2whitespace / reindent2017-07-171-5/+4
| | | | | | | | w/ clang 5 * reflow comments * struct members go 1 per line * binpack algo was adjusted
* *: reindentreindent-master-afterwhitespace / reindent2017-07-171-208/+213
| | | | | | indent.py `git ls-files | pcregrep '\.[ch]$' | pcregrep -v '^(ldpd|babeld|nhrpd)/'` Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
* zebra: Layer-2 interface handlingvivek2017-07-121-0/+67
| | | | | | | | | | | | Define interface types of interest and recognize the types. Store layer-2 information (VLAN Id, VNI etc.) for interfaces, process bridge interfaces and map bridge members to bridge. Display all the additional information to user (through "show interface"). Note: Only implemented for the netlink interface. Signed-off-by: Vivek Venkatraman <vivek@cumulusnetworks.com> Reviewed-by: Donald Sharp <sharpd@cumulusnetworks.com>
* *: make consistent & update GPLv2 file headersDavid Lamparter2017-05-151-4/+3
| | | | | | | | | | | The FSF's address changed, and we had a mixture of comment styles for the GPL file header. (The style with * at the beginning won out with 580 to 141 in existing files.) Note: I've intentionally left intact other "variations" of the copyright header, e.g. whether it says "Zebra", "Quagga", "FRR", or nothing. Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
* zebra: fix detection of interface renamesRenato Westphal2017-05-011-0/+1
| | | | | | | | | | | | | | | | | | | Restore the original logic in netlink_link_change() which works like this: * once an interface event is detected, lookup the associated interface by its name; * call the set_ifindex() function; * set_ifindex() will lookup the interface again but now by its ifindex. If the lookups by name and ifindex yield to different results, then the interface was renamed and set_ifindex() will take care of that. In the future, zns->if_table will be split into two different data structures to allow faster lookups by both name and ifindex. Fixes Issue #397. Regression introduced by commit 12f6fb9. Signed-off-by: Renato Westphal <renato@opensourcerouting.org>
* lib, zebra: unify link layer type and hardware address handlingTimo Teräs2016-09-031-0/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This removes the BSD specific usage of struct sockaddr_dl hardware address. This unifies to use explict hw_addr member for the address, and zebra specific enumeration for the link layer type. Additionally the zapi is updated to never send platform specific structures over the wire, but the ll_type along with hw_addr_len and hw_addr are now sent for all platforms. Based on initial work by Paul Jakma. Signed-off-by: Timo Teräs <timo.teras@iki.fi> Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com> # Please enter the commit message for your changes. Lines starting # with '#' will be kept; you may remove them yourself if you want to. # An empty message aborts the commit. # # Author: Timo Teräs <timo.teras@iki.fi> # # rebase in progress; onto 9c2f85d # You are currently editing a commit while rebasing branch 'renato' on '9c2f85d'. # # Changes to be committed: # modified: isisd/isis_circuit.c # modified: lib/if.c # modified: lib/if.h # modified: lib/zclient.c # modified: zebra/interface.c # modified: zebra/interface.h # modified: zebra/kernel_socket.c # modified: zebra/rt_netlink.c # modified: zebra/rtadv.c # modified: zebra/zserv.c # # Untracked files: # "\033\033OA\033OB\033" # 0001-bgpd-fix-build-on-Solaris.patch # ldpd/ # redhat/ldpd.init # redhat/ldpd.service # tags #
* zebra: Add ipv6 router advertisement message counterQuentin Young2016-06-201-0/+1
| | | | | | | Ticket: CM-4497 Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com> Reviewed-by: Donald Sharp <sharpd@cumulusnetworks.com>
* build: remove AIX, NEC EWS and IRIXDavid Lamparter2016-06-031-4/+0
| | | | | | | | | Valar morghulis. Signed-off-by: David Lamparter <equinox@opensourcerouting.org> Acked-by: Greg Troxel <gdt@ir.bbn.com> Acked-by: Feng Lu <lu.feng@6wind.com> Acked-by: Paul Jakma <paul@jakma.org>
* BGP: Trigger IPv6 router advertisements upon config of unnumbered neighborvivek2016-05-021-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | Instead of turning on IPv6 RA on every interface as soon as it has an IPv6 address, only enable it upon configuration of BGP neighbor. When the BGP neighbor is deleted, signal that RAs can be turned off. To support this, introduce new message interaction between BGP and Zebra. Also, take appropriate actions in BGP upon interface add/del since the unnumbered neighbor could exist prior to interface creation etc. Only unnumbered IPv6 neighbors require RA, the /30 or /31 based neighbors don't. However, to keep the interaction simple and not have to deal with too many dynamic conditions (e.g., address deletes or neighbor change to/from 'v6only'), RAs on the interface are triggered upon any unnumbered neighbor configuration. BGP-triggered RAs will cause RAs to be initiated on the interface; however, if BGP asks that RAs be stopped (upon delete of unnumbered neighbor), RAs will continue to be exchanged if the operator has explicitly enabled. Signed-off-by: Vivek Venkatraman <vivek@cumulusnetworks.com> Reviewed-by: Donald Sharp <sharpd@cumulusnetworks.com> Ticket: CM-10640 Reviewed By: CCR-4589 Testing Done: Various manual and automated (refer to defect)
* Add support for fast rexmit of RA on link transitions.Dinesh G Dutt2016-04-271-0/+6
| | | | | | | | | | | | | Ticket: CM-7076 Reviewed By: CCR-4568 Testing Done: To allow for faster convergence, modify transmission of IPv6 RA so that on link transitions(link up, change VRF, link add etc.), we transmit RA fast to ensure faster convergence with BGP Unnumbered. But we don't enable Fast RA if RA interval is in msecs as we've fixed the fast RA interval to be 1s. We retransmit RA 4 times, once each second on link events and when RA is first enabled.
* Addition on hidden command "bfd multihop/singlehop" and "ptm-enable" per ↵radhika2016-04-221-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | interface command CM-10435 Issue: IBGP BFD sessions are created as multi-hop even though peer is single-hop away. This is causing an interop issue with ICOS. Root Cause: By design all IBGP peers are registered with BFD as multi-hop. Fix: • Changed the default behavior of always treating IBGP BFD sessions as mult-hop. shared_network variable is used to determine whether the IBGP peer is single hop or multi-hop away. The logic for determining whether EBGP peer is single hop or multi-hop has not been changed. • Since the default behavior has been changed, it will cause interop issues between 2.5 and 3.0 IBGP BFD sessions. A new hidden command “bfd multihop/singlehop” has been introduced to overcome the interop issues. dell-s6000-10(config-router)# neighbor 30.0.2.6 bfd <2-255> Detect Multiplier <cr> dell-s6000-10(config-router)# neighbor 30.0.2.6 bfd multihop dell-s6000-10(config-router)# no neighbor 30.0.2.6 bfd multihop dell-s6000-10(config-router)# dell-s6000-10(config-router)# neighbor 30.0.2.6 bfd multihop dell-s6000-10(config-router)# do show running-config ! router bgp 100 neighbor igroup peer-group neighbor igroup bfd 5 500 500 neighbor igroup bfd multihop neighbor 30.0.2.2 remote-as 100 neighbor 30.0.2.2 peer-group igroup neighbor 3101:abc:bcad::2 remote-as 100 neighbor 3101:abc:bcad::2 peer-group igroup neighbor 30.0.2.6 remote-as 200 neighbor 30.0.2.6 bfd multihop neighbor 3102:abc:bcad::6 remote-as 200 neighbor 3102:abc:bcad::6 bfd neighbor 3102:abc:bcad::6 ebgp-multihop 255 ! CM-10260 Issue: “Unable to connect to socket” message keeps getting logged when ptmd process doesn’t exist. Root Cause: BFD clients (bgpd, ospfd and ospf6d) during initialization try to register with BFD/PTM by default. This results in continuous logging If PTM does not exist since there is no max on number of retries. Fix: • Stop the retries to connect to PTM after max reconnect timer of 5 mins is reached. • Added zebra debug event wrapper to message logging to prevent it from showing by default. CM-4541 Issue: Addition of a new command "ptm-enable" or "no ptm-enable" per interface to enable/disable PTM link status checks for an interface. Fix: Currently there is only one ptm-enable global command that enables/disables PTM status updates for all interfaces. This new command will give the handle to individually stop interface from reacting on the PTM status updates. • by default interface uses the ptm-enable global configuration • "no ptm-enable" on an interface will disable PTM status updates from taking affect for that interface. This can bring the interface up if it was brought down due to PTM status update. • "ptm-enable" on an interface will cause the interface to fallback to the global ptm-enable configuration value and will bring the interface up or down based on the last stored PTM status update if global ptm is enabled. Ticket: CM-10435, CM-10260 and CM-4541 Signed-off-by: Radhika Mahankali Reviewed-by: Donald Sharp, Kanna Rajagopal
* lib, zebra: Rearrange vrf_delete_updateDonald Sharp2016-04-151-1/+0
| | | | | | | | | vrf_delete_update really belongs in vrf.c broken up into it's appropriate places. Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com> Reviewed-by: Don Slice <dslice@cumulusnetworks.com> Reviewed-by: Vivek Venkatraman <vivek@cumulusnetworks.com>
* zebra: count iface up/down events and keep last time of their occurrenceChristian Franke2016-04-081-0/+6
| | | | | | | | | | | It is quite useful to be able to assert whether specific interfaces have flapped or also to verify that specific interfaces have not flapped. By having counters for those events and storing the last time of their occurrence, this is made possible. Signed-off-by: Christian Franke <chris@opensourcerouting.org> Acked-by: Jafar Al-Gharaibeh <jafar@atcorp.com>
* Quagga: Implement VRF change semantics for an interfacevivek2016-02-251-0/+1
| | | | | | | | | | | | | | | | | Implement VRF change semantics for an interface to be invoked when an interface is moved from one VRF (e.g., the Default) to another. This includes the message definition as well as updating, deleting or adding the interface from clients, depending on their interest in the VRFs (old and new). Also handle replay of the addresses on the interface upon VRF change, if required. Signed-off-by: Vivek Venkatraman <vivek@cumulusnetworks.com> Reviewed-by: Donald Sharp <sharpd@cumulusnetworks.com> Reviewed-by: Don Slice <dslice@cumulusnetworks.com> Ticket: CM-9527 Reviewed By: CCR-4174 Testing Done: Manual tests of various scenarios
* Zebra: Zebra: Display interface info for NHT in a VRFvivek2016-02-231-0/+2
| | | | | | | | Signed-off-by: Vivek Venkatraman <vivek@cumulusnetworks.com> Ticket: CM-9458 Reviewed By: CCR-4150 Testing Done: Manual
* lib, zebra: The Bulk of the conversion over to NS and VRFDonald Sharp2016-02-011-0/+8
| | | | | | | Convert the rest of zebra over to use a Namespae and VRF. Signed-off-by: Vipin Kumar <vipin@cumulusnetworks.com> Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
* Enable IPv6 ND RA for interfaces that have an IPv6 addressDaniel Walton2015-12-071-0/+1
| | | | | | | Signed-off-by: Daniel Walton <dwalton@cumulusnetworks.com> Reviewed-by: Donald Sharp <sharpd@cumulusnetworks.com> Ticket: CM-7932
* Quagga: Cleanup RTADV defineDonald Sharp2015-11-201-13/+4
| | | | | | | | | | The RTADV define was not being set correctly or consistently. Make the code consistent with our HAVE_IPV6 define. If the user wants to explicitly turn it off then they should run --disable-rtadv from the configure cli Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
* zebra: maintain RTADV per VRFFeng Lu2015-10-301-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This moves the global variable "rtadv" into the "struct zebra_vrf", so that RTADV feature can work per VRF. * rtadv.c/rtadv.h: Add a proper parameter to the functions so that the entity of the "struct zebra_vrf" and interfaces can be obtained from the specified VRF. The old rtadv_init() is splitted into: - rtadv_cmd_init(): it installs the RTADV commands; is called from main(); - new rtadv_init(): it creates the socket; is called from zebra_vrf_enable(). rtadv_terminate() is added to stop the threads, close the socket and clear the counters. It is called from zebra_vrf_disable(). rtadv_make_socket() now calls vrf_socket() to create a socket in the VRF. * interface.h and rib.h: define the macro RTADV. * main.c: according changes, refer to rtadv.c. Signed-off-by: Feng Lu <lu.feng@6wind.com> Reviewed-by: Alain Ritoux <alain.ritoux@6wind.com> Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Acked-by: Vincent JARDIN <vincent.jardin@6wind.com> Signed-off-by: David Lamparter <equinox@opensourcerouting.org> Conflicts: zebra/interface.h zebra/rib.h zebra/rtadv.c zebra/rtadv.h
* This patch changes BGP from only listening mode for BFD status updates to ↵Donald Sharp2015-06-121-1/+0
| | | | | | | | | | | | | | | | interactive mode of dynamically registering/deregistering BFD enabled peers with PTM/BFD through zebra. Peer is registered with BFD when it goes into established state and de-registers when it goes out of establish state. This patch also adds BFD multihop support for BGP. Whether a peer is multi-hop or single hop is determined internally. All IGP peers are considered as multi-hop peers. EBGP peers are considered as single hop unless configured as multi-hop. BGP BFD command enhancement to configure BFD parameters (detect multiplier, min rx and min tx). router bgp <as-number> neighbor <name/ip-address> bfd <detect mult> <min rx> <min tx> Signed-off-by: Radhika Mahankali <radhika@cumulusnetworks.com> Reviewed-by: Dinesh G Dutt <ddutt@cumulusnetworks.com> Reviewed-by: Vipin Kumar <vipin@cumulusnetworks.com> Reviewed-by: Kanna Rajagopal <kanna@cumulusnetworks.com>
* (no commit message)Donald Sharp2015-06-111-0/+3
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* This patch adds support for a new BFD session down message from zebra toDonald Sharp2015-05-201-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | protocols. BGP and OSPF are integrated to respond this BFD session down message originated in Zebra via ptmd. BGP and OSPF now have a bfd command, which tells OSPF/BGP to respond to the BFD session down message. OSPF: interface <> ip ospf bfd BGP: router bgp <> neighbor <> bfd Please note that these commands don't enable BFD as a protocol. BFD configuration and paramter tuning are via BFD applicable UI. Signed-off-by: Vipin Kumar <vipin@cumulusnetworks.com> Reviewed-by: Shrijeet Mukherjee <shm@cumulusnetworks.com>
* zebra: improve interface shutdown behaviourChristian Franke2013-09-191-2/+1
| | | | | | | | | | | | | | Linux removes IPv6 addresses when the interface is set down. Those addresses need to be readded when the interface is set up again. Also, an interface should not be reactivated from shutdown by configuring an ip address. Finally, remove the three-state logic for the shutdown setting as its sole current use may be mild confusion. Signed-off-by: Christian Franke <chris@opensourcerouting.org> Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
* zebra: freshen RFC references in rtadvDenis Ovsienko2012-01-261-6/+6
| | | | | | RFC2461 was replaced by RFC4861 RFC3775 was replaced by RFC6275 draft-ietf-mip6-mipext-advapi-03 was replaced by RFC4584
* zebra: justify some IPv6 ND RA timers wrt RFCDenis Ovsienko2012-01-261-3/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | There was a regression introduced with the previous commit: "ipv6 nd home-agent-lifetime 1800000" appeared by default in every interface section of running-config, although this command is invalid in this context. Troubleshooting and bugfixing of the issue tracked out several bugs in router advertisement procedures, some of which are fixed in this commit. * zebra/interface.c * if_zebra_new_hook(): update to treat -1 as "uninitialized" * nd_dump_vty(): idem * zebra/rtadv.c * rtadv_send_packet(): update processing of "router lifetime" field, "home agent" option and "home agent lifetime" field to conform to RFC6275 better * ipv6_nd_ra_interval_msec(): update MaxRtrAdvInterval range check, make sure it never exceeds (initialized) AdvDefaultLifetime * ipv6_nd_ra_interval(): idem * ipv6_nd_ra_lifetime(): update AdvDefaultLifetime range check, make sure it never falls below MaxRtrAdvInterval * ipv6_nd_homeagent_lifetime(): update HomeAgentLifetime range check * no_ipv6_nd_ra_lifetime(): update to treat -1 as "uninitialized" * no_ipv6_nd_homeagent_lifetime(): idem * rtadv_config_write(): idem
* RFC 4191 Default Router Preference support for router advertisementsChris Caputo2009-06-231-1/+8
| | | | | | | | | | | | | | | Adds "ipv6 nd router-preference (high|medium|low)" and "no ipv6 nd router-preference" interface commands. Files modified: doc/ipv6.texi zebra/interface.c zebra/interface.h zebra/rtadv.c zebra/rtadv.h Signed-off-by: Chris Caputo <ccaputo@alt.net>
* [zebra] Remove unused structure elementStephen Hemminger2009-06-181-3/+0
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* [zebra] fix inconsistencies in ifstat_update_* declarations and definitionsPaul Jakma2006-08-061-1/+1
| | | | | | | | | | | 2006-08-06 Paul Jakma <paul.jakma@sun.com> * interface.h: (ifstat_update_proc) declaration should match ifstat_update_sysctl really, which is to not return status, as such status is not used anywhere. * if_{proc,sysctl}.c: Make ifstat_update_* definitions and return values consistent with each other and their declarations, ie: (void) (*) (void).
* [zebra/solaris] Interface state fixups for Solaris.paul2006-01-251-0/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2006-01-25 Paul Jakma <paul.jakma@sun.com> * (general) More solaris PF_ROUTE hacks. The IFF_UP mangling for solaris was incomplete on the PF_ROUTE side. fix it. This changeset generally uglifies things. For some future work I'd like to see the state changes seperated out from the details of the code. Differences between systems might then be slightly easier to implement without convoluted hacks. Changes should be specific to Solaris mostly, however also tested on FreeBSD 6. * if_ioctl_solaris.c: (interface_list_ioctl) ignore ~IFF_UP interfaces, we'll hear about them when/if interface goes up through NEWADDR. Update flags explicitely at end of it to kick mangling. * ioctl_solaris.c: (if_mangle_up) removed to interface.c, in kind. (lifreq_set_name) more convenient to take the string, than the ifp. (if_get_flags_direct) new convenience function, returns the actual flags. Used during bootstrap in if_ioctl_solaris.c to peek at flags of logical interfaces to see whether or not to ignore them. (if_get_flags) ENXIO means it's gone, poke out IFF_UP and kick flags update. (if_{un,}set_flags) flags argument should be 64bit. * ioctl.{c,h}: flags argument should be 64bit. * interface.h: Add a 'primary_state' flag to struct zebra_if on SUNOS_5. Export if_flags_update. * interface.c: (if_flags_mangle) moved over in kind from ioctl_solaris.c. Nasty kludge to try get IFF_UP right, as much as is possible. Also keep track of the actual IFF_UP value for the primary interface, so we can know when the ifp must be deleted. (if_flags_update) Take a new interface flags value, apply it to the interface, and take whatever actions are required due to flag transitions. (if_refresh) flag state change logic is moved out to previous. Just call if_get_flags, which will end up using previous to effect the update of flags. (if_flag_dump_vty) IFF_IPV{4,6} aren't interesting, VIRTUAL and NOXMIT are though. * kernel_socket.c: (ifm_read) Down->Down transitions shouldn't create ifp, for non-IFANNOUNCE systems. Use if_flags_update to update flags. flag transition logic is now handled automatically through if_flags_update. (ifam_read) Better to call if_refresh *after* adding connected addresses, as connected count affects IFF_UP on IFF_UP-mangled systems. On Solaris, Up->Down due to DELADDR means we need to delete the ifp - the IFINFO might already have been and gone. * rt.h: include other dependent headers.
* 2005-06-28 Paul Jakma <paul.jakma@sun.com>paul2005-06-281-12/+12
| | | | | | | * (global) Extern and static'ification, with related fixups of declarations, ensuring files include their own headers, etc. if_ioctl.c: (interface_info_ioctl) fix obvious arg mis-order in list loop
* 2005-03-25 Jean-Mickael Guerin <jean-mickael.guerin@6wind.com>vincent2005-03-251-7/+38
| | | | | * interface.c, interface.h, rtadv.c, rtadv.h: extensions to Neighbor discovery for Mobile IPv6.
* New way to handle secondary addresses from Gilad Arnold.hasso2004-10-031-0/+5
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* Remove usage of evil list and listnode typedefs.hasso2004-09-231-2/+2
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* 2004-07-23 Sowmini Varadhan <Sowmini.Varadhan@Sun.COM>paul2004-07-231-2/+7
| | | | | | | | | | | | * if_ioctl_solaris.c: HAVE_IPV6 ifdef fixups * zserv.c: ditto * ioctl_solaris.c: ditto. * interface.c: cast for LLADDR * interface.h: Add guards, include redistribute.h and remove extraneous definitions of zebra_interface_{up,down}_update * ioctl.h: Add AF_IOCTL define for non SOLARIS_IPV6 * redistribute.h: include dependent header, zserv.h * zserv.h: include dependent header, rib.h
* OK, here it is - irdp support. But don't expect me to fix any bugs in it.hasso2004-06-121-0/+9
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* Last fixes from 6Wind patch.hasso2003-05-251-1/+3
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* Initial revisionpaul2002-12-131-0/+180