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-rw-r--r--sysdep/unix/config.Y13
-rw-r--r--sysdep/unix/krt.c10
-rw-r--r--sysdep/unix/main.c85
-rw-r--r--sysdep/unix/unix.h3
4 files changed, 94 insertions, 17 deletions
diff --git a/sysdep/unix/config.Y b/sysdep/unix/config.Y
index f0a517e..299cc41 100644
--- a/sysdep/unix/config.Y
+++ b/sysdep/unix/config.Y
@@ -1,7 +1,7 @@
/*
* BIRD -- UNIX Configuration
*
- * (c) 1999 Martin Mares <mj@ucw.cz>
+ * (c) 1999--2000 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
@@ -16,6 +16,7 @@ CF_KEYWORDS(LOG, SYSLOG, ALL, DEBUG, TRACE, INFO, REMOTE, WARNING, ERROR, AUTH,
%type <i> log_mask log_mask_list log_cat
%type <g> log_file
+%type <t> cfg_name
CF_GRAMMAR
@@ -61,6 +62,16 @@ log_cat:
| BUG { $$ = L_BUG[0]; }
;
+/* Unix specific commands */
+
+CF_CLI(CONFIGURE, cfg_name, [<file>], [[Reload configuration]])
+{ cmd_reconfig($2); } ;
+
+cfg_name:
+ /* empty */ { $$ = NULL; }
+ | TEXT
+ ;
+
CF_CODE
CF_END
diff --git a/sysdep/unix/krt.c b/sysdep/unix/krt.c
index aa9a9c4..7c92c55 100644
--- a/sysdep/unix/krt.c
+++ b/sysdep/unix/krt.c
@@ -1,7 +1,7 @@
/*
* BIRD -- UNIX Kernel Synchronization
*
- * (c) 1998--1999 Martin Mares <mj@ucw.cz>
+ * (c) 1998--2000 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
@@ -68,6 +68,12 @@ static timer *kif_scan_timer;
static bird_clock_t kif_last_shot;
static void
+kif_preconfig(struct protocol *P, struct config *c)
+{
+ cf_kif = NULL;
+}
+
+static void
kif_scan(timer *t)
{
struct kif_proto *p = t->data;
@@ -137,6 +143,7 @@ kif_shutdown(struct proto *P)
struct protocol proto_unix_iface = {
name: "Device",
priority: 100,
+ preconfig: kif_preconfig,
init: kif_init,
start: kif_start,
shutdown: kif_shutdown,
@@ -646,6 +653,7 @@ struct proto_config *cf_krt;
static void
krt_preconfig(struct protocol *P, struct config *c)
{
+ cf_krt = NULL;
krt_scan_preconfig(c);
}
diff --git a/sysdep/unix/main.c b/sysdep/unix/main.c
index 4b9ab61..97b9dc6 100644
--- a/sysdep/unix/main.c
+++ b/sysdep/unix/main.c
@@ -1,7 +1,7 @@
/*
* BIRD Internet Routing Daemon -- Unix Entry Point
*
- * (c) 1998--1999 Martin Mares <mj@ucw.cz>
+ * (c) 1998--2000 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
@@ -74,30 +74,89 @@ sysdep_preconfig(struct config *c)
init_list(&c->logfiles);
}
-void
-sysdep_commit(struct config *c)
+int
+sysdep_commit(struct config *new, struct config *old)
{
- log_switch(&c->logfiles);
+ log_switch(&new->logfiles);
+ return 0;
}
-static void
-read_config(void)
+static int
+unix_read_config(struct config **cp, char *name)
{
- struct config *conf = config_alloc(config_name);
+ struct config *conf = config_alloc(name);
- conf_fd = open(config_name, O_RDONLY);
+ *cp = conf;
+ conf_fd = open(name, O_RDONLY);
if (conf_fd < 0)
- die("Unable to open configuration file %s: %m", config_name);
+ return 0;
cf_read_hook = cf_read;
- if (!config_parse(conf))
- die("%s, line %d: %s", config_name, conf->err_lino, conf->err_msg);
+ return config_parse(conf);
+}
+
+static void
+read_config(void)
+{
+ struct config *conf;
+
+ if (!unix_read_config(&conf, config_name))
+ {
+ if (conf->err_msg)
+ die("%s, line %d: %s", config_name, conf->err_lino, conf->err_msg);
+ else
+ die("Unable to open configuration file %s: %m", config_name);
+ }
config_commit(conf);
}
void
async_config(void)
{
- debug("Asynchronous reconfigurations are not supported in demo version\n");
+ struct config *conf;
+
+ log(L_INFO "Reconfiguration requested by SIGHUP");
+ if (!unix_read_config(&conf, config_name))
+ {
+ if (conf->err_msg)
+ log(L_ERR "%s, line %d: %s", config_name, conf->err_lino, conf->err_msg);
+ else
+ log(L_ERR "Unable to open configuration file %s: %m", config_name);
+ config_free(conf);
+ }
+ else
+ config_commit(conf);
+}
+
+void
+cmd_reconfig(char *name)
+{
+ struct config *conf;
+
+ if (!name)
+ name = config_name;
+ cli_msg(-2, "Reading configuration from %s", name);
+ if (!unix_read_config(&conf, name))
+ {
+ if (conf->err_msg)
+ cli_msg(8002, "%s, line %d: %s", name, conf->err_lino, conf->err_msg);
+ else
+ cli_msg(8002, "%s: %m", name);
+ config_free(conf);
+ }
+ else
+ {
+ switch (config_commit(conf))
+ {
+ case CONF_DONE:
+ cli_msg(3, "Reconfigured.");
+ break;
+ case CONF_PROGRESS:
+ cli_msg(4, "Reconfiguration in progress.");
+ break;
+ default:
+ cli_msg(5, "Reconfiguration already in progress, queueing new config");
+ }
+ }
}
/*
@@ -350,8 +409,6 @@ main(int argc, char **argv)
cli_init_unix();
- protos_start();
-
ev_run_list(&global_event_list);
async_dump();
diff --git a/sysdep/unix/unix.h b/sysdep/unix/unix.h
index 8dd7249..68850bc 100644
--- a/sysdep/unix/unix.h
+++ b/sysdep/unix/unix.h
@@ -1,7 +1,7 @@
/*
* BIRD -- Declarations Common to Unix Port
*
- * (c) 1998 Martin Mares <mj@ucw.cz>
+ * (c) 1998--2000 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
@@ -16,6 +16,7 @@ struct pool;
void async_config(void);
void async_dump(void);
void async_shutdown(void);
+void cmd_reconfig(char *name);
/* io.c */