[PATCH V6 3/6] hmp-commands: Add new HMP command for COLO passthrough

[Zhang Chen <chen.zhang@intel.com>]

Add hmp_colo_passthrough_add and hmp_colo_passthrough_del make user
can maintain COLO network passthrough list in human monitor

Signed-off-by: Zhang Chen <chen.zhang@intel.com>
---
 hmp-commands.hx       | 26 ++++++++++++++
 include/monitor/hmp.h |  2 ++
 monitor/hmp-cmds.c    | 82 +++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 110 insertions(+)

diff --git a/hmp-commands.hx b/hmp-commands.hx
index 435c591a1c..cbb08623c7 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -1290,6 +1290,32 @@ SRST
   Remove host network device.
 ERST
 
+    {
+        .name       = "colo_passthrough_add",
+        .args_type  = "protocol:s,object-name:s?,src:s?,dst:s?",
+        .params     = "protocol [object-name] [src] [dst]",
+        .help       = "Add network stream to colo passthrough list",
+        .cmd        = hmp_colo_passthrough_add,
+    },
+
+SRST
+``colo_passthrough_add``
+  Add network stream to colo passthrough list.
+ERST
+
+    {
+        .name       = "colo_passthrough_del",
+        .args_type  = "protocol:s,object-name:s?,src:s?,dst:s?",
+        .params     = "protocol [object-name] [src] [dst]",
+        .help       = "Delete network stream from colo passthrough list",
+        .cmd        = hmp_colo_passthrough_del,
+    },
+
+SRST
+``colo_passthrough_del``
+  Delete network stream from colo passthrough list.
+ERST
+
     {
         .name       = "object_add",
         .args_type  = "object:S",
diff --git a/include/monitor/hmp.h b/include/monitor/hmp.h
index 605d57287a..a784f98531 100644
--- a/include/monitor/hmp.h
+++ b/include/monitor/hmp.h
@@ -77,6 +77,8 @@ void hmp_device_del(Monitor *mon, const QDict *qdict);
 void hmp_dump_guest_memory(Monitor *mon, const QDict *qdict);
 void hmp_netdev_add(Monitor *mon, const QDict *qdict);
 void hmp_netdev_del(Monitor *mon, const QDict *qdict);
+void hmp_colo_passthrough_add(Monitor *mon, const QDict *qdict);
+void hmp_colo_passthrough_del(Monitor *mon, const QDict *qdict);
 void hmp_getfd(Monitor *mon, const QDict *qdict);
 void hmp_closefd(Monitor *mon, const QDict *qdict);
 void hmp_sendkey(Monitor *mon, const QDict *qdict);
diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c
index 0ad5b77477..6991b03075 100644
--- a/monitor/hmp-cmds.c
+++ b/monitor/hmp-cmds.c
@@ -1634,6 +1634,88 @@ void hmp_netdev_del(Monitor *mon, const QDict *qdict)
     hmp_handle_error(mon, err);
 }
 
+void hmp_colo_passthrough_add(Monitor *mon, const QDict *qdict)
+{
+    IPFlowSpec *spec = g_new0(IPFlowSpec, 1);
+    char *src, *dst;
+    Error *err = NULL;
+
+    spec->protocol = g_strdup(qdict_get_try_str(qdict, "protocol"));
+    spec->object_name = g_strdup(qdict_get_try_str(qdict, "object-name"));
+
+    src = g_strdup(qdict_get_try_str(qdict, "src"));
+    if (src) {
+        spec->source = g_new0(InetSocketAddressBase, 1);
+
+        if (inet_parse_base(spec->source, src, NULL)) {
+            monitor_printf(mon, "bad colo passthrough src address");
+            goto out;
+        }
+    }
+
+    dst = g_strdup(qdict_get_try_str(qdict, "dst"));
+    if (dst) {
+        spec->destination = g_new0(InetSocketAddressBase, 1);
+
+        if (inet_parse_base(spec->destination, dst, NULL)) {
+            monitor_printf(mon, "bad colo passthrough dst address");
+            goto out;
+        }
+    }
+
+    qmp_colo_passthrough_add(spec, &err);
+
+out:
+    g_free(src);
+    src = NULL;
+
+    g_free(dst);
+    dst = NULL;
+
+    hmp_handle_error(mon, err);
+}
+
+void hmp_colo_passthrough_del(Monitor *mon, const QDict *qdict)
+{
+    IPFlowSpec *spec = g_new0(IPFlowSpec, 1);
+    char *src, *dst;
+    Error *err = NULL;
+
+    spec->protocol = g_strdup(qdict_get_try_str(qdict, "protocol"));
+    spec->object_name = g_strdup(qdict_get_try_str(qdict, "object-name"));
+
+    src = g_strdup(qdict_get_try_str(qdict, "src"));
+    if (src) {
+        spec->source = g_new0(InetSocketAddressBase, 1);
+
+        if (inet_parse_base(spec->source, src, NULL)) {
+            monitor_printf(mon, "bad colo passthrough src address");
+            goto out;
+        }
+    }
+
+    dst = g_strdup(qdict_get_try_str(qdict, "dst"));
+    if (dst) {
+        spec->destination = g_new0(InetSocketAddressBase, 1);
+
+        if (inet_parse_base(spec->destination, dst, NULL)) {
+            monitor_printf(mon, "bad colo passthrough dst address");
+            goto out;
+        }
+    }
+
+    qmp_colo_passthrough_del(spec, &err);
+
+out:
+    g_free(src);
+    src = NULL;
+
+    g_free(dst);
+    dst = NULL;
+
+    hmp_handle_error(mon, err);
+}
+
 void hmp_object_add(Monitor *mon, const QDict *qdict)
 {
     const char *options = qdict_get_str(qdict, "object");
-- 
2.25.1