* limitations under the License.
*/
-#include <vnet/dns/dns.h>
-
#include <vnet/vnet.h>
-#include <vnet/fib/fib.h>
-#include <vlibmemory/api.h>
-
#include <vnet/udp/udp.h>
+#include <vnet/plugin/plugin.h>
+#include <vnet/fib/fib_table.h>
+#include <dns/dns.h>
+
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+#include <vpp/app/version.h>
+#include <stdbool.h>
-#include <vnet/vnet_msg_enum.h>
+/* define message IDs */
+#include <dns/dns_msg_enum.h>
-#define vl_typedefs /* define message structures */
-#include <vnet/vnet_all_api_h.h>
+/* define message structures */
+#define vl_typedefs
+#include <dns/dns_all_api_h.h>
#undef vl_typedefs
-#define vl_endianfun /* define message structures */
-#include <vnet/vnet_all_api_h.h>
+/* define generated endian-swappers */
+#define vl_endianfun
+#include <dns/dns_all_api_h.h>
#undef vl_endianfun
/* instantiate all the print functions we know about */
#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
#define vl_printfun
-#include <vnet/vnet_all_api_h.h>
+#include <dns/dns_all_api_h.h>
#undef vl_printfun
+/* Get the API version number */
+#define vl_api_version(n,v) static u32 api_version=(v);
+#include <dns/dns_all_api_h.h>
+#undef vl_api_version
+
+#define REPLY_MSG_ID_BASE dm->msg_id_base
#include <vlibapi/api_helper_macros.h>
+/* Macro to finish up custom dump fns */
+#define FINISH \
+ vec_add1 (s, 0); \
+ vl_print (handle, (char *)s); \
+ vec_free (s); \
+ return handle;
+
dns_main_t dns_main;
static int
}
#define vl_msg_name_crc_list
-#include <vpp/api/vpe_all_api_h.h>
+#include <dns/dns_all_api_h.h>
#undef vl_msg_name_crc_list
static void
-setup_message_id_table (api_main_t * am)
+setup_message_id_table (dns_main_t * dm)
{
-#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
+#define _(id,n,crc) \
+ vl_msg_api_add_msg_name_crc (dm->api_main, #n "_" #crc, dm->msg_id_base + id);
foreach_vl_msg_name_crc_dns;
#undef _
}
-#define foreach_dns_api_msg \
+#define foreach_dns_plugin_api_msg \
_(DNS_ENABLE_DISABLE, dns_enable_disable) \
_(DNS_NAME_SERVER_ADD_DEL, dns_name_server_add_del) \
_(DNS_RESOLVE_NAME, dns_resolve_name) \
_(DNS_RESOLVE_IP, dns_resolve_ip)
-static clib_error_t *
-dns_api_hookup (vlib_main_t * vm)
-{
-#define _(N,n) \
- vl_msg_api_set_handlers(VL_API_##N, #n, \
- vl_api_##n##_t_handler, \
- vl_noop_handler, \
- vl_api_##n##_t_endian, \
- vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 1);
- foreach_dns_api_msg;
-#undef _
-
- setup_message_id_table (&api_main);
- return 0;
-}
-
-VLIB_API_INIT_FUNCTION (dns_api_hookup);
-
-
static clib_error_t *
dns_config_fn (vlib_main_t * vm, unformat_input_t * input)
{
VLIB_CONFIG_FUNCTION (dns_config_fn, "dns");
-static clib_error_t *
-dns_init (vlib_main_t * vm)
-{
- dns_main_t *dm = &dns_main;
-
- dm->vlib_main = vm;
- dm->vnet_main = vnet_get_main ();
- dm->name_cache_size = 65535;
- dm->max_ttl_in_seconds = 86400;
- dm->random_seed = 0xDEADDABE;
-
- return 0;
-}
-
-VLIB_INIT_FUNCTION (dns_init);
-
uword
unformat_dns_reply (unformat_input_t * input, va_list * args)
{
};
/* *INDENT-ON* */
+static clib_error_t *
+show_dns_servers_command_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ dns_main_t *dm = &dns_main;
+ int i;
+
+ if ((vec_len (dm->ip4_name_servers) + vec_len (dm->ip6_name_servers)) == 0)
+ return clib_error_return (0, "No name servers configured...");
+
+ if (vec_len (dm->ip4_name_servers))
+ {
+ vlib_cli_output (vm, "ip4 name servers:");
+ for (i = 0; i < vec_len (dm->ip4_name_servers); i++)
+ vlib_cli_output (vm, "%U", format_ip4_address,
+ dm->ip4_name_servers + i);
+ }
+ if (vec_len (dm->ip6_name_servers))
+ {
+ vlib_cli_output (vm, "ip6 name servers:");
+ for (i = 0; i < vec_len (dm->ip6_name_servers); i++)
+ vlib_cli_output (vm, "%U", format_ip6_address,
+ dm->ip4_name_servers + i);
+ }
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (show_dns_server_command) =
+{
+ .path = "show dns servers",
+ .short_help = "show dns servers",
+ .function = show_dns_servers_command_fn,
+};
+/* *INDENT-ON* */
+
+
static clib_error_t *
dns_cache_add_del_command_fn (vlib_main_t * vm,
unformat_input_t * input,
}
}
+static void *vl_api_dns_enable_disable_t_print
+ (vl_api_dns_enable_disable_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: dns_enable_disable ");
+ s = format (s, "%s ", mp->enable ? "enable" : "disable");
+
+ FINISH;
+}
+
+static void *vl_api_dns_name_server_add_del_t_print
+ (vl_api_dns_name_server_add_del_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: dns_name_server_add_del ");
+ if (mp->is_ip6)
+ s = format (s, "%U ", format_ip6_address,
+ (ip6_address_t *) mp->server_address);
+ else
+ s = format (s, "%U ", format_ip4_address,
+ (ip4_address_t *) mp->server_address);
+
+ if (mp->is_add == 0)
+ s = format (s, "del ");
+
+ FINISH;
+}
+
+static void *vl_api_dns_resolve_name_t_print
+ (vl_api_dns_resolve_name_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: dns_resolve_name ");
+ s = format (s, "%s ", mp->name);
+ FINISH;
+}
+
+static void *vl_api_dns_resolve_ip_t_print
+ (vl_api_dns_resolve_ip_t * mp, void *handle)
+{
+ u8 *s;
+
+ s = format (0, "SCRIPT: dns_resolve_ip ");
+ if (mp->is_ip6)
+ s = format (s, "%U ", format_ip6_address, mp->address);
+ else
+ s = format (s, "%U ", format_ip4_address, mp->address);
+ FINISH;
+}
+
+static void
+dns_custom_dump_configure (dns_main_t * dm)
+{
+#define _(n,f) dm->api_main->msg_print_handlers \
+ [VL_API_##n + dm->msg_id_base] \
+ = (void *) vl_api_##f##_t_print;
+ foreach_dns_plugin_api_msg;
+#undef _
+}
+
+/* Set up the API message handling tables */
+static clib_error_t *
+dns_plugin_api_hookup (vlib_main_t * vm)
+{
+ dns_main_t *dmp = &dns_main;
+#define _(N,n) \
+ vl_msg_api_set_handlers((VL_API_##N + dmp->msg_id_base), \
+ #n, \
+ vl_api_##n##_t_handler, \
+ vl_noop_handler, \
+ vl_api_##n##_t_endian, \
+ vl_api_##n##_t_print, \
+ sizeof(vl_api_##n##_t), 1);
+ foreach_dns_plugin_api_msg;
+#undef _
+
+ return 0;
+}
+
+static clib_error_t *
+dns_init (vlib_main_t * vm)
+{
+ dns_main_t *dm = &dns_main;
+ u8 *name;
+
+ dm->vlib_main = vm;
+ dm->vnet_main = vnet_get_main ();
+ dm->name_cache_size = 1000;
+ dm->max_ttl_in_seconds = 86400;
+ dm->random_seed = 0xDEADDABE;
+ dm->api_main = &api_main;
+
+ name = format (0, "dns_%08x%c", api_version, 0);
+
+ /* Ask for a correctly-sized block of API message decode slots */
+ dm->msg_id_base = vl_msg_api_get_msg_ids
+ ((char *) name, VL_MSG_FIRST_AVAILABLE);
+
+ (void) dns_plugin_api_hookup (vm);
+
+ /* Add our API messages to the global name_crc hash table */
+ setup_message_id_table (dm);
+
+ dns_custom_dump_configure (dm);
+
+ vec_free (name);
+
+ return 0;
+}
+
+VLIB_INIT_FUNCTION (dns_init);
+
+/* *INDENT-OFF* */
+VLIB_PLUGIN_REGISTER () =
+{
+ .version = VPP_BUILD_VER,
+ .description = "Simple DNS name resolver",
+};
+/* *INDENT-ON* */
+
+
/*
* fd.io coding-style-patch-verification: ON
*
Code Review / vpp.git / blobdiff