domain(k): new module parameter - register_myself

- cotrol registration of domain list to 'myself' check callbacks
- disabled by default (requested by Juha Heinanen for backward
  compatibility)

modules_k/domain/doc/domain_admin.xml

@@ -117,6 +117,24 @@ modparam("domain", "domain_col", "domain_name")
 </programlisting>
 		</example>
 	</section>
+	<section>
+		<title><varname>register_myself</varname> (integer)</title>
+		<para>
+			Register the list of domains to match 'myself' check:
+			0 means no myself registration, 1 means enable myself
+			registration.
+		</para>
+		<para>
+		Default value is 0 (disable).
+		</para>
+		<example>
+		<title>register_myself example</title>
+		<programlisting format="linespecific">
+modparam("domain", "register_myself", 1)
+</programlisting>
+		</example>
+	</section>
+
 	
 	</section>
 	<section>

modules_k/domain/domain_mod.c

@@ -77,6 +77,7 @@ static str db_url = {DEFAULT_RODB_URL, DEFAULT_RODB_URL_LEN};
 int db_mode = 0;			/* Database usage mode: 0 = no cache, 1 = cache */
 str domain_table = {DOMAIN_TABLE, DOMAIN_TABLE_LEN}; /* Name of domain table */
 str domain_col = {DOMAIN_COL, DOMAIN_COL_LEN};       /* Name of domain column */
+int domain_reg_myself = 0;
 
 /*
  * Other module variables
@@ -110,6 +111,7 @@ static param_export_t params[] = {
 	{"db_mode",        INT_PARAM, &db_mode       },
 	{"domain_table",   STR_PARAM, &domain_table.s},
 	{"domain_col",     STR_PARAM, &domain_col.s  },
+	{"register_myself",INT_PARAM, &domain_reg_myself},
 	{0, 0, 0}
 };
 
@@ -154,10 +156,13 @@ static int mod_init(void)
 		LM_ERR("failed to register MI commands\n");
 		return -1;
 	}
-	if(register_check_self_func(domain_check_self)<0)
+	if(domain_reg_myself!=0)
 	{
-		LM_ERR("failed to register check self function\n");
-		return -1;
+		if(register_check_self_func(domain_check_self)<0)
+		{
+			LM_ERR("failed to register check self function\n");
+			return -1;
+		}
 	}
 
 	db_url.len = strlen(db_url.s);