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netdev-vport: Warn users that pmtud is deprecated

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This is a complementary patch to the other one I sent out previously.
The purpose of it is to make it more obvious that tunnel pmtud is
deprecated and will be removed soon.

Requested-by: Jesse Gross <jesse@nicira.com>
Signed-off-by: Ansis Atteka <aatteka@nicira.com>
This commit is contained in:
Ansis Atteka 2012-10-29 18:12:03 +02:00
parent 885b000fab
commit 85340733d7
5 changed files with 13 additions and 3 deletions
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4
NEWS
View File

@ -32,7 +32,8 @@ v1.9.0 - xx xxx xxxx
are true, but because we do not know of any users for this
feature it seems better on balance to remove it. (The ovs-pki-cgi
program was not included in distribution packaging.)
- Tunnel Path MTU Discovery default value was set to 'disabled'.
- Tunnel Path MTU Discovery default value was set to 'disabled'. This
feature is deprecated and will be removed soon.
- ovsdb-server now enforces the immutability of immutable columns. This
was not enforced in earlier versions due to an oversight.
- New support for a nonstandard form of GRE that supports a 64-bit key.
@ -43,6 +44,7 @@ v1.9.0 - xx xxx xxxx
- The autopath action.
- Interface type "null".
- Numeric values for reserved ports (see "ovs-ofctl" note above).
- Tunnel Path MTU Discovery.
v1.8.0 - xx xxx xxxx

3
debian/changelog vendored
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@ -36,6 +36,8 @@ openvswitch (1.9.0-1) unstable; urgency=low
are true, but because we do not know of any users for this
feature it seems better on balance to remove it. (The ovs-pki-cgi
program was not included in distribution packaging.)
- Tunnel Path MTU Discovery default value was set to 'disabled'. This
feature is deprecated and will be removed soon.
- ovsdb-server now enforces the immutability of immutable columns. This
was not enforced in earlier versions due to an oversight.
- New support for a nonstandard form of GRE that supports a 64-bit key.
@ -46,6 +48,7 @@ openvswitch (1.9.0-1) unstable; urgency=low
- The autopath action.
- Interface type "null".
- Numeric values for reserved ports (see "ovs-ofctl" note above).
- Tunnel Path MTU Discovery.
-- Open vSwitch team <dev@openvswitch.org> Wed, 24 Oct 2012 16:10:39 -0700

4
lib/netdev-vport.c
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@ -648,6 +648,10 @@ parse_tunnel_config(const char *name, const char *type,
}
} else if (!strcmp(node->key, "pmtud")) {
if (!strcmp(node->value, "true")) {
VLOG_WARN_ONCE("%s: The tunnel Path MTU discovery is "
"deprecated and may be removed in February "
"2013. Please email dev@openvswitch.org with "
"concerns.", name);
flags |= TNL_F_PMTUD;
}
} else if (!strcmp(node->key, "header_cache")) {

2
utilities/ovs-save
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@ -199,7 +199,7 @@ save_datapaths () {
# lookups: hit:0 missed:0 lost:0
# flows: 0
# port 0: br1 (internal)
# port 2: gre2886795521 (ipsec_gre: key=flow, pmtud=false, remote_ip=172.17.1.1, tos=inherit)
# port 2: gre2886795521 (ipsec_gre: key=flow, remote_ip=172.17.1.1, tos=inherit)
# port 3: gre1 (ipsec_gre: remote_ip=192.168.113.1)
# port 14: gre2 (gre: remote_ip=192.168.115.1)
# port 15: gre3 (gre64: remote_ip=192.168.116.1)

3
vswitchd/vswitch.xml
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@ -1366,7 +1366,8 @@
of the tunnel headers. Note that this option causes behavior that is
typically reserved for routers and therefore is not entirely in
compliance with the IEEE 802.1D specification for bridges. Default is
disabled; set to <code>true</code> to enable.
disabled; set to <code>true</code> to enable. This feature is
deprecated and will be removed soon.
</column>
<group title="Tunnel Options: gre only">