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ofproto: New feature to notify controllers of flow table changes.

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OpenFlow switching monitoring and controller coordination can be made more
efficient if the switch can notify a controller of flow table changes as
they occur, rather than periodically polling for changes.  This commit
implements such a feature.

Feature #6633.
CC: Natasha Gude <natasha@nicira.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
This commit is contained in:
Ben Pfaff
2012-07-12 14:18:05 -07:00
parent e2a3d183f6
commit 2b07c8b182
17 changed files with 1747 additions and 33 deletions
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15
lib/ofp-errors.h
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@@ -129,6 +129,20 @@ enum ofperr {
* valid. */
OFPERR_NXBRC_BAD_REASON,
/* NX1.0+(1,517). The 'id' in an NXST_FLOW_MONITOR request is the same as
* an existing monitor id (or two monitors in the same NXST_FLOW_MONITOR
* request have the same 'id'). */
OFPERR_NXBRC_FM_DUPLICATE_ID,
/* NX1.0+(1,518). The 'flags' in an NXST_FLOW_MONITOR request either does
* not specify at least one of the NXFMF_ADD, NXFMF_DELETE, or NXFMF_MODIFY
* flags, or specifies a flag bit that is not defined. */
OFPERR_NXBRC_FM_BAD_FLAGS,
/* NX1.0+(1,519). The 'id' in an NXT_FLOW_MONITOR_CANCEL request is not
* the id of any existing monitor. */
OFPERR_NXBRC_FM_BAD_ID,
/* ## ---------------- ## */
/* ## OFPET_BAD_ACTION ## */
/* ## ---------------- ## */
@@ -469,7 +483,6 @@ enum ofperr {
/* NX1.0(1,513), NX1.1(1,513), OF1.2+(11,2). Invalid role. */
OFPERR_OFPRRFC_BAD_ROLE,
/* ## ------------------ ## */
/* ## OFPET_EXPERIMENTER ## */
/* ## ------------------ ## */