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authorMartin Mares <mj@ucw.cz>2000-01-17 00:30:06 +0100
committerMartin Mares <mj@ucw.cz>2000-01-17 00:30:06 +0100
commitf14a4becbe77cfb3c2e4243d6fc383b0acd8956f (patch)
treece2f157ef5571f3089939c9a442abf4e92676ada /nest/proto.c
parent30a6108cccac93048440113211df2eed1fb541b1 (diff)
downloadbird-f14a4becbe77cfb3c2e4243d6fc383b0acd8956f.tar
bird-f14a4becbe77cfb3c2e4243d6fc383b0acd8956f.zip
Reworked proto lists -- each proto is now in two lists: the global one
(proto_list) and per-type one (original lists). A lot of things simplified. Implemented `disable', `enable' and `restart' CLI commands.
Diffstat (limited to 'nest/proto.c')
-rw-r--r--nest/proto.c91
1 files changed, 73 insertions, 18 deletions
diff --git a/nest/proto.c b/nest/proto.c
index 84b9cd8..e4214ea 100644
--- a/nest/proto.c
+++ b/nest/proto.c
@@ -15,6 +15,7 @@
#include "lib/resource.h"
#include "lib/lists.h"
#include "lib/event.h"
+#include "lib/string.h"
#include "conf/conf.h"
#include "nest/route.h"
#include "nest/iface.h"
@@ -24,8 +25,15 @@
static pool *proto_pool;
list protocol_list;
-list proto_list;
+static list proto_list;
+#define WALK_PROTO_LIST(p) do { \
+ node *nn; \
+ WALK_LIST(nn, proto_list) { \
+ struct proto *p = SKIP_BACK(struct proto, glob_node, nn);
+#define WALK_PROTO_LIST_END } } while(0)
+
+list active_proto_list;
static list inactive_proto_list;
static list initial_proto_list;
static list flush_proto_list;
@@ -64,7 +72,7 @@ proto_relink(struct proto *p)
switch (p->core_state)
{
case FS_HAPPY:
- l = &proto_list;
+ l = &active_proto_list;
break;
case FS_FLUSHING:
l = &flush_proto_list;
@@ -153,6 +161,7 @@ protos_preconfig(struct config *c)
struct protocol *p;
init_list(&proto_list);
+ init_list(&active_proto_list);
init_list(&inactive_proto_list);
init_list(&initial_proto_list);
init_list(&flush_proto_list);
@@ -194,6 +203,7 @@ proto_init(struct proto_config *c)
q->proto_state = PS_DOWN;
q->core_state = FS_HUNGRY;
proto_enqueue(&initial_proto_list, q);
+ add_tail(&proto_list, &q->glob_node);
/*
* HACK ALERT! In case of multiple kernel routing tables,
* the kernel syncer acts as multiple protocols which cooperate
@@ -282,6 +292,7 @@ proto_rethink_goal(struct proto *p)
DBG("%s has shut down for reconfiguration\n", p->name);
config_del_obstacle(p->cf->global);
rem_node(&p->n);
+ rem_node(&p->glob_node);
mb_free(p);
if (!nc)
return;
@@ -303,8 +314,8 @@ proto_rethink_goal(struct proto *p)
if (p->core_state == FS_HUNGRY && p->proto_state == PS_DOWN)
{
DBG("Kicking %s up\n", p->name);
- ASSERT(q->startup_counter > 0);
- q->startup_counter--;
+ if (q->startup_counter > 0) /* FIXME: Kill the startup counter hack! */
+ q->startup_counter--;
proto_init_instance(p);
proto_notify_state(p, (q->start ? q->start(p) : PS_UP));
}
@@ -326,7 +337,7 @@ protos_dump_all(void)
debug("Protocols:\n");
- WALK_LIST(p, proto_list)
+ WALK_LIST(p, active_proto_list)
{
debug(" protocol %s (pri=%d): state %s/%s\n", p->name, p->proto->priority,
p_states[p->proto_state], c_states[p->core_state]);
@@ -343,6 +354,8 @@ protos_dump_all(void)
debug(" inactive %s: state %s/%s\n", p->name, p_states[p->proto_state], c_states[p->core_state]);
WALK_LIST(p, initial_proto_list)
debug(" initial %s\n", p->name);
+ WALK_LIST(p, flush_proto_list)
+ debug(" flushing %s\n", p->name);
}
void
@@ -514,15 +527,6 @@ proto_do_show(struct proto *p, int verbose)
}
}
-static void
-proto_do_show_list(list *l, int verbose)
-{
- struct proto *p;
-
- WALK_LIST(p, *l)
- proto_do_show(p, verbose);
-}
-
void
proto_show(struct symbol *s, int verbose)
{
@@ -536,9 +540,9 @@ proto_show(struct symbol *s, int verbose)
proto_do_show(((struct proto_config *)s->def)->proto, verbose);
else
{
- proto_do_show_list(&proto_list, verbose);
- proto_do_show_list(&flush_proto_list, verbose);
- proto_do_show_list(&inactive_proto_list, verbose);
+ WALK_PROTO_LIST(p)
+ proto_do_show(p, verbose);
+ WALK_PROTO_LIST_END;
}
cli_msg(0, "");
}
@@ -559,7 +563,7 @@ proto_get_named(struct symbol *sym, struct protocol *pr)
else
{
p = NULL;
- WALK_LIST(q, proto_list)
+ WALK_LIST(q, active_proto_list)
if (q->proto == pr)
{
if (p)
@@ -571,3 +575,54 @@ proto_get_named(struct symbol *sym, struct protocol *pr)
}
return p;
}
+
+void
+proto_xxable(char *pattern, int xx)
+{
+ int cnt = 0;
+ WALK_PROTO_LIST(p)
+ if (patmatch(pattern, p->name))
+ {
+ cnt++;
+ switch (xx)
+ {
+ case 0:
+ if (p->disabled)
+ cli_msg(-8, "%s: already disabled", p->name);
+ else
+ {
+ cli_msg(-9, "%s: disabled", p->name);
+ p->disabled = 1;
+ }
+ break;
+ case 1:
+ if (!p->disabled)
+ cli_msg(-10, "%s: already enabled", p->name);
+ else
+ {
+ cli_msg(-11, "%s: enabled", p->name);
+ p->disabled = 0;
+ }
+ break;
+ case 2:
+ if (p->disabled)
+ cli_msg(-8, "%s: already disabled", p->name);
+ else
+ {
+ p->disabled = 1;
+ proto_rethink_goal(p);
+ p->disabled = 0;
+ cli_msg(-12, "%s: restarted", p->name);
+ }
+ break;
+ default:
+ ASSERT(0);
+ }
+ proto_rethink_goal(p);
+ }
+ WALK_PROTO_LIST_END;
+ if (!cnt)
+ cli_msg(8003, "No protocols match");
+ else
+ cli_msg(0, "");
+}