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authorDr. David Alan Gilbert <dgilbert@redhat.com>2019-06-20 19:47:05 +0100
committerJason Wang <jasowang@redhat.com>2019-07-02 10:21:07 +0800
commitc6644548c7f7b0e312ceea1440c2c6921f10e676 (patch)
treeffadc076b569478149bbdfac7e2da675b473f666
parent944458b659fb348834cebbc15b9ad772be28f284 (diff)
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net/announce: Add HMP optional ID
Add the optional ID to the HMP command. e.g. # start an announce for a long time on eth1 migrate_set_parameter announce-rounds 1000 announce_self "eth1" e1 # start an announce on eth2 announce_self "eth2" e2 # Change e1 to be announcing on eth1 and eth3 announce_self "eth1,eth3" e1 # Cancel e1 migrate_set_parameter announce-rounds 0 announce_self "" e1 Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Jason Wang <jasowang@redhat.com>
-rw-r--r--hmp-commands.hx7
-rw-r--r--monitor/hmp-cmds.c3
2 files changed, 7 insertions, 3 deletions
diff --git a/hmp-commands.hx b/hmp-commands.hx
index d42c09f..bfa5681 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -955,8 +955,8 @@ ETEXI
{
.name = "announce_self",
- .args_type = "interfaces:s?",
- .params = "[interfaces]",
+ .args_type = "interfaces:s?,id:s?",
+ .params = "[interfaces] [id]",
.help = "Trigger GARP/RARP announcements",
.cmd = hmp_announce_self,
},
@@ -968,7 +968,8 @@ Trigger a round of GARP/RARP broadcasts; this is useful for explicitly updating
network infrastructure after a reconfiguration or some forms of migration.
The timings of the round are set by the migration announce parameters.
An optional comma separated @var{interfaces} list restricts the announce to the
-named set of interfaces.
+named set of interfaces. An optional @var{id} can be used to start a separate announce
+timer and to change the parameters of it later.
ETEXI
{
diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c
index 0fce179..9de3538 100644
--- a/monitor/hmp-cmds.c
+++ b/monitor/hmp-cmds.c
@@ -1660,12 +1660,15 @@ void hmp_info_snapshots(Monitor *mon, const QDict *qdict)
void hmp_announce_self(Monitor *mon, const QDict *qdict)
{
const char *interfaces_str = qdict_get_try_str(qdict, "interfaces");
+ const char *id = qdict_get_try_str(qdict, "id");
AnnounceParameters *params = QAPI_CLONE(AnnounceParameters,
migrate_announce_params());
qapi_free_strList(params->interfaces);
params->interfaces = strList_from_comma_list(interfaces_str);
params->has_interfaces = params->interfaces != NULL;
+ params->id = g_strdup(id);
+ params->has_id = !!params->id;
qmp_announce_self(params, NULL);
qapi_free_AnnounceParameters(params);
}