X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=ovsdb%2Fjsonrpc-server.c;h=bb887d0ba10c09ec60254651c8524303c0d93c39;hb=1a126c0c6803db4e6c16ddc0a3369a6ad197d238;hp=147dadc7edbd14d33389cd1e3ff11ba45da1eeab;hpb=da897f41cd795e325ec5ce773a70a819100bd26e;p=openvswitch

diff --git a/ovsdb/jsonrpc-server.c b/ovsdb/jsonrpc-server.c
index 147dadc7..bb887d0b 100644
--- a/ovsdb/jsonrpc-server.c
+++ b/ovsdb/jsonrpc-server.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2009, 2010, 2011 Nicira Networks
+/* Copyright (c) 2009, 2010, 2011, 2012 Nicira, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -31,6 +31,7 @@
 #include "reconnect.h"
 #include "row.h"
 #include "server.h"
+#include "simap.h"
 #include "stream.h"
 #include "table.h"
 #include "timeval.h"
@@ -51,6 +52,8 @@ static struct ovsdb_jsonrpc_session *ovsdb_jsonrpc_session_create(
     struct ovsdb_jsonrpc_remote *, struct jsonrpc_session *);
 static void ovsdb_jsonrpc_session_run_all(struct ovsdb_jsonrpc_remote *);
 static void ovsdb_jsonrpc_session_wait_all(struct ovsdb_jsonrpc_remote *);
+static void ovsdb_jsonrpc_session_get_memory_usage_all(
+    const struct ovsdb_jsonrpc_remote *, struct simap *usage);
 static void ovsdb_jsonrpc_session_close_all(struct ovsdb_jsonrpc_remote *);
 static void ovsdb_jsonrpc_session_reconnect_all(struct ovsdb_jsonrpc_remote *);
 static void ovsdb_jsonrpc_session_set_all_options(
@@ -98,7 +101,9 @@ struct ovsdb_jsonrpc_remote {
 };
 
 static struct ovsdb_jsonrpc_remote *ovsdb_jsonrpc_server_add_remote(
-    struct ovsdb_jsonrpc_server *, const char *name);
+    struct ovsdb_jsonrpc_server *, const char *name,
+    const struct ovsdb_jsonrpc_options *options
+);
 static void ovsdb_jsonrpc_server_del_remote(struct shash_node *);
 
 struct ovsdb_jsonrpc_server *
@@ -125,11 +130,13 @@ ovsdb_jsonrpc_server_destroy(struct ovsdb_jsonrpc_server *svr)
 }
 
 struct ovsdb_jsonrpc_options *
-ovsdb_jsonrpc_default_options(void)
+ovsdb_jsonrpc_default_options(const char *target)
 {
     struct ovsdb_jsonrpc_options *options = xzalloc(sizeof *options);
-    options->probe_interval = RECONNECT_DEFAULT_PROBE_INTERVAL;
     options->max_backoff = RECONNECT_DEFAULT_MAX_BACKOFF;
+    options->probe_interval = (stream_or_pstream_needs_probes(target)
+                               ? RECONNECT_DEFAULT_PROBE_INTERVAL
+                               : 0);
     return options;
 }
 
@@ -156,7 +163,7 @@ ovsdb_jsonrpc_server_set_remotes(struct ovsdb_jsonrpc_server *svr,
 
         remote = shash_find_data(&svr->remotes, node->name);
         if (!remote) {
-            remote = ovsdb_jsonrpc_server_add_remote(svr, node->name);
+            remote = ovsdb_jsonrpc_server_add_remote(svr, node->name, options);
             if (!remote) {
                 continue;
             }
@@ -168,13 +175,14 @@ ovsdb_jsonrpc_server_set_remotes(struct ovsdb_jsonrpc_server *svr,
 
 static struct ovsdb_jsonrpc_remote *
 ovsdb_jsonrpc_server_add_remote(struct ovsdb_jsonrpc_server *svr,
-                                const char *name)
+                                const char *name,
+                                const struct ovsdb_jsonrpc_options *options)
 {
     struct ovsdb_jsonrpc_remote *remote;
     struct pstream *listener;
     int error;
 
-    error = jsonrpc_pstream_open(name, &listener);
+    error = jsonrpc_pstream_open(name, &listener, options->dscp);
     if (error && error != EAFNOSUPPORT) {
         VLOG_ERR_RL(&rl, "%s: listen failed: %s", name, strerror(error));
         return NULL;
@@ -288,13 +296,29 @@ ovsdb_jsonrpc_server_wait(struct ovsdb_jsonrpc_server *svr)
         ovsdb_jsonrpc_session_wait_all(remote);
     }
 }
+
+/* Adds some memory usage statistics for 'svr' into 'usage', for use with
+ * memory_report(). */
+void
+ovsdb_jsonrpc_server_get_memory_usage(const struct ovsdb_jsonrpc_server *svr,
+                                      struct simap *usage)
+{
+    struct shash_node *node;
+
+    simap_increase(usage, "sessions", svr->n_sessions);
+    SHASH_FOR_EACH (node, &svr->remotes) {
+        struct ovsdb_jsonrpc_remote *remote = node->data;
+
+        ovsdb_jsonrpc_session_get_memory_usage_all(remote, usage);
+    }
+}
 
 /* JSON-RPC database server session. */
 
 struct ovsdb_jsonrpc_session {
+    struct list node;           /* Element in remote's sessions list. */
     struct ovsdb_session up;
     struct ovsdb_jsonrpc_remote *remote;
-    struct list node;           /* Element in remote's sessions list. */
 
     /* Triggers. */
     struct hmap triggers;       /* Hmap of "struct ovsdb_jsonrpc_trigger"s. */
@@ -310,6 +334,8 @@ struct ovsdb_jsonrpc_session {
 static void ovsdb_jsonrpc_session_close(struct ovsdb_jsonrpc_session *);
 static int ovsdb_jsonrpc_session_run(struct ovsdb_jsonrpc_session *);
 static void ovsdb_jsonrpc_session_wait(struct ovsdb_jsonrpc_session *);
+static void ovsdb_jsonrpc_session_get_memory_usage(
+    const struct ovsdb_jsonrpc_session *, struct simap *usage);
 static void ovsdb_jsonrpc_session_set_options(
     struct ovsdb_jsonrpc_session *, const struct ovsdb_jsonrpc_options *);
 static void ovsdb_jsonrpc_session_got_request(struct ovsdb_jsonrpc_session *,
@@ -388,6 +414,7 @@ ovsdb_jsonrpc_session_set_options(struct ovsdb_jsonrpc_session *session,
 {
     jsonrpc_session_set_max_backoff(session->js, options->max_backoff);
     jsonrpc_session_set_probe_interval(session->js, options->probe_interval);
+    jsonrpc_session_set_dscp(session->js, options->dscp);
 }
 
 static void
@@ -422,6 +449,27 @@ ovsdb_jsonrpc_session_wait_all(struct ovsdb_jsonrpc_remote *remote)
     }
 }
 
+static void
+ovsdb_jsonrpc_session_get_memory_usage(const struct ovsdb_jsonrpc_session *s,
+                                       struct simap *usage)
+{
+    simap_increase(usage, "triggers", hmap_count(&s->triggers));
+    simap_increase(usage, "monitors", hmap_count(&s->monitors));
+    simap_increase(usage, "backlog", jsonrpc_session_get_backlog(s->js));
+}
+
+static void
+ovsdb_jsonrpc_session_get_memory_usage_all(
+    const struct ovsdb_jsonrpc_remote *remote,
+    struct simap *usage)
+{
+    struct ovsdb_jsonrpc_session *s;
+
+    LIST_FOR_EACH (s, node, &remote->sessions) {
+        ovsdb_jsonrpc_session_get_memory_usage(s, usage);
+    }
+}
+
 static void
 ovsdb_jsonrpc_session_close_all(struct ovsdb_jsonrpc_remote *remote)
 {