@@ -219,6 +219,20 @@ int handle_debug_table(char *mesh_iface, int debug_table, int argc, char **argv)
batctl_debug_tables[debug_table].header_lines);
}
+int print_routing_algos(void) {
+ char full_path[MAX_PATH+1];
+ char *debugfs_mnt;
+
+ debugfs_mnt = debugfs_mount(NULL);
+ if (!debugfs_mnt) {
+ fprintf(stderr, "Error - can't mount or find debugfs\n");
+ return -1;
+ }
+
+ debugfs_make_path(DEBUG_BATIF_PATH_FMT, "", full_path, sizeof(full_path));
+ return read_file(full_path, DEBUG_ROUTING_ALGOS, 0, 0, 0, 0);
+}
+
int print_vis_info(char *mesh_iface)
{
char full_path[MAX_PATH+1];
@@ -28,6 +28,7 @@
#define DEBUG_BATIF_PATH_FMT "%s/batman_adv/%s"
#define DEBUG_TRANSTABLE_GLOBAL "transtable_global"
#define DEBUG_LOG "log"
+#define DEBUG_ROUTING_ALGOS "routing_algos"
enum batctl_debug_tables {
BATCTL_TABLE_ORIGINATORS,
@@ -52,6 +53,7 @@ extern const struct debug_table_data batctl_debug_tables[BATCTL_TABLE_NUM];
int handle_debug_table(char *mesh_iface, int debug_table, int argc, char **argv);
int log_print(char *mesh_iface, int argc, char **argv);
+int print_routing_algos(void);
int print_vis_info(char *mesh_iface);
#endif
@@ -70,6 +70,7 @@ static void print_usage(void)
fprintf(stderr, " \tloglevel|ll [level] \tdisplay or modify the log level\n");
fprintf(stderr, " \tlog|l \tread the log produced by the kernel module\n");
fprintf(stderr, " \tgw_mode|gw [mode] \tdisplay or modify the gateway mode\n");
+ fprintf(stderr, " \trouting_algo|ra [mode] \tdisplay or modify the routing algorithm\n");
fprintf(stderr, "\n");
fprintf(stderr, "debug tables: \tdisplay the corresponding debug table\n");
@@ -150,6 +151,10 @@ int main(int argc, char **argv)
ret = bisect_iv(argc - 1, argv + 1);
#endif
+ } else if ((strcmp(argv[1], "routing_algo") == 0) || (strcmp(argv[1], "ra") == 0)) {
+
+ ret = handle_ra_setting(argc - 1, argv + 1);
+
} else if (check_mesh_iface(mesh_iface) < 0) {
fprintf(stderr, "Error - interface %s is not present or not a batman-adv interface\n", mesh_iface);
exit(EXIT_FAILURE);
@@ -30,6 +30,7 @@
#include "main.h"
#include "sys.h"
#include "functions.h"
+#include "debug.h"
#define PATH_BUFF_LEN 200
@@ -563,6 +564,96 @@ out:
return res;
}
+static void ra_mode_usage(void)
+{
+ fprintf(stderr, "Usage: batctl [options] routing_algo [algorithm]\n");
+ fprintf(stderr, "options:\n");
+ fprintf(stderr, " \t -h print this help\n");
+}
+
+int handle_ra_setting(int argc, char **argv)
+{
+ DIR *iface_base_dir;
+ struct dirent *iface_dir;
+ int optchar;
+ char *path_buff;
+ int res = EXIT_FAILURE;
+ int first_iface = 1;
+
+ while ((optchar = getopt(argc, argv, "h")) != -1) {
+ switch (optchar) {
+ case 'h':
+ ra_mode_usage();
+ return EXIT_SUCCESS;
+ default:
+ ra_mode_usage();
+ return EXIT_FAILURE;
+ }
+ }
+
+ if (argc == 2) {
+ res = write_file(SYS_SELECTED_RA_PATH, "", argv[1], NULL);
+ goto out;
+ }
+
+ path_buff = malloc(PATH_BUFF_LEN);
+ if (!path_buff) {
+ fprintf(stderr, "Error - could not allocate path buffer: out of memory ?\n");
+ goto out;
+ }
+
+ iface_base_dir = opendir(SYS_IFACE_PATH);
+ if (!iface_base_dir) {
+ fprintf(stderr, "Error - the directory '%s' could not be read: %s\n",
+ SYS_IFACE_PATH, strerror(errno));
+ fprintf(stderr, "Is the batman-adv module loaded and sysfs mounted ?\n");
+ goto free_buff;
+ }
+
+ while ((iface_dir = readdir(iface_base_dir)) != NULL) {
+ snprintf(path_buff, PATH_BUFF_LEN, SYS_ROUTING_ALGO_FMT, iface_dir->d_name);
+ res = read_file("", path_buff, USE_READ_BUFF | SILENCE_ERRORS, 0, 0, 0);
+ if (res != EXIT_SUCCESS)
+ continue;
+
+ if (line_ptr[strlen(line_ptr) - 1] == '\n')
+ line_ptr[strlen(line_ptr) - 1] = '\0';
+
+ if (first_iface) {
+ first_iface = 0;
+ printf("Active routing protocol configuration:\n");
+ }
+
+ printf(" * %s: %s\n", iface_dir->d_name, line_ptr);
+
+ free(line_ptr);
+ line_ptr = NULL;
+ }
+
+ closedir(iface_base_dir);
+ free(path_buff);
+
+ if (!first_iface)
+ printf("\n");
+
+ printf("Selected routing algorithm (used when next batX interface is created):\n");
+ res = read_file("", SYS_SELECTED_RA_PATH, USE_READ_BUFF, 0, 0, 0);
+ if (res != EXIT_SUCCESS)
+ return EXIT_FAILURE;
+
+ printf(" => %s\n", line_ptr);
+ free(line_ptr);
+ line_ptr = NULL;
+
+ print_routing_algos();
+ return EXIT_SUCCESS;
+
+free_buff:
+ free(path_buff);
+out:
+ return res;
+}
+
int check_mesh_iface(char *mesh_iface)
{
char *base_dev = NULL;
@@ -35,6 +35,8 @@
#define SYS_MESH_IFACE_FMT SYS_IFACE_PATH"/%s/batman_adv/mesh_iface"
#define SYS_IFACE_STATUS_FMT SYS_IFACE_PATH"/%s/batman_adv/iface_status"
#define SYS_VLAN_PATH SYS_IFACE_PATH"/%s/mesh/vlan%d/"
+#define SYS_ROUTING_ALGO_FMT SYS_IFACE_PATH"/%s/mesh/routing_algo"
+#define SYS_SELECTED_RA_PATH "/sys/module/batman_adv/parameters/routing_algo"
#define VLAN_ID_MAX_LEN 4
enum batctl_settings_list {
@@ -72,6 +74,7 @@ int interface(char *mesh_iface, int argc, char **argv);
int handle_loglevel(char *mesh_iface, int argc, char **argv);
int handle_sys_setting(char *mesh_iface, int setting, int argc, char **argv);
int handle_gw_setting(char *mesh_iface, int argc, char **argv);
+int handle_ra_setting(int argc, char **argv);
int check_mesh_iface(char *mesh_iface);
int check_mesh_iface_ownership(char *mesh_iface, char *hard_iface);