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-rw-r--r--src/gtphub/gtphub_vty.c613
1 files changed, 613 insertions, 0 deletions
diff --git a/src/gtphub/gtphub_vty.c b/src/gtphub/gtphub_vty.c
new file mode 100644
index 00000000..abc08fd6
--- /dev/null
+++ b/src/gtphub/gtphub_vty.c
@@ -0,0 +1,613 @@
+/* (C) 2015 by sysmocom s.f.m.c. GmbH
+ * All Rights Reserved
+ *
+ * Author: Neels Hofmeyr
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <string.h>
+#include <inttypes.h>
+
+#include <ares.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+#include <osmocom/core/talloc.h>
+#include <osmocom/vty/command.h>
+#include <osmocom/vty/misc.h>
+
+#include <osmocom/sgsn/vty.h>
+#include <osmocom/sgsn/gtphub.h>
+
+/* TODO split GRX ares from sgsn into a separate struct and allow use without
+ * globals. */
+#include <osmocom/sgsn/sgsn.h>
+extern struct sgsn_instance *sgsn;
+extern void *tall_sgsn_ctx;
+
+static struct gtphub *g_hub = 0;
+static struct gtphub_cfg *g_cfg = 0;
+
+static struct cmd_node gtphub_node = {
+ GTPHUB_NODE,
+ "%s(config-gtphub)# ",
+ 1,
+};
+
+#define GTPH_DEFAULT_CONTROL_PORT 2123
+#define GTPH_DEFAULT_USER_PORT 2152
+
+static void write_addrs(struct vty *vty, const char *name,
+ struct gtphub_cfg_addr *c, struct gtphub_cfg_addr *u)
+{
+ if ((c->port == GTPH_DEFAULT_CONTROL_PORT)
+ && (u->port == GTPH_DEFAULT_USER_PORT)
+ && (strcmp(c->addr_str, u->addr_str) == 0)) {
+ /* Default port numbers and same IP address: write "short"
+ * variant. */
+ vty_out(vty, " %s %s%s",
+ name,
+ c->addr_str,
+ VTY_NEWLINE);
+ return;
+ }
+
+ vty_out(vty, " %s ctrl %s %d user %s %d%s",
+ name,
+ c->addr_str, (int)c->port,
+ u->addr_str, (int)u->port,
+ VTY_NEWLINE);
+
+ struct ares_addr_node *server;
+ for (server = sgsn->ares_servers; server; server = server->next)
+ vty_out(vty, " grx-dns-add %s%s", inet_ntoa(server->addr.addr4), VTY_NEWLINE);
+}
+
+static int config_write_gtphub(struct vty *vty)
+{
+ vty_out(vty, "gtphub%s", VTY_NEWLINE);
+
+ write_addrs(vty, "bind-to-sgsns",
+ &g_cfg->to_gsns[GTPH_SIDE_SGSN][GTPH_PLANE_CTRL].bind,
+ &g_cfg->to_gsns[GTPH_SIDE_SGSN][GTPH_PLANE_USER].bind);
+
+ write_addrs(vty, "bind-to-ggsns",
+ &g_cfg->to_gsns[GTPH_SIDE_GGSN][GTPH_PLANE_CTRL].bind,
+ &g_cfg->to_gsns[GTPH_SIDE_GGSN][GTPH_PLANE_USER].bind);
+
+ if (g_cfg->sgsn_use_sender) {
+ vty_out(vty, "sgsn-use-sender%s", VTY_NEWLINE);
+ }
+
+ if (g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_CTRL].addr_str) {
+ write_addrs(vty, "sgsn-proxy",
+ &g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_CTRL],
+ &g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_USER]);
+ }
+
+ if (g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_CTRL].addr_str) {
+ write_addrs(vty, "ggsn-proxy",
+ &g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_CTRL],
+ &g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_USER]);
+ }
+
+ return CMD_SUCCESS;
+}
+
+DEFUN(cfg_gtphub, cfg_gtphub_cmd,
+ "gtphub",
+ "Configure the GTP hub\n")
+{
+ vty->node = GTPHUB_NODE;
+ return CMD_SUCCESS;
+}
+
+#define BIND_ARGS "ctrl ADDR <0-65535> user ADDR <0-65535>"
+#define BIND_DOCS \
+ "Set GTP-C bind\n" \
+ "GTP-C local IP address (v4 or v6)\n" \
+ "GTP-C local port\n" \
+ "Set GTP-U bind\n" \
+ "GTP-U local IP address (v4 or v6)\n" \
+ "GTP-U local port\n"
+
+
+DEFUN(cfg_gtphub_bind_to_sgsns_short, cfg_gtphub_bind_to_sgsns_short_cmd,
+ "bind-to-sgsns ADDR",
+ "GTP Hub Parameters\n"
+ "Set the local bind address to listen for SGSNs, for both GTP-C and GTP-U\n"
+ "Local IP address (v4 or v6)\n"
+ )
+{
+ int i;
+ for_each_plane(i)
+ g_cfg->to_gsns[GTPH_SIDE_SGSN][i].bind.addr_str = talloc_strdup(tall_vty_ctx, argv[0]);
+ g_cfg->to_gsns[GTPH_SIDE_SGSN][GTPH_PLANE_CTRL].bind.port = GTPH_DEFAULT_CONTROL_PORT;
+ g_cfg->to_gsns[GTPH_SIDE_SGSN][GTPH_PLANE_USER].bind.port = GTPH_DEFAULT_USER_PORT;
+ return CMD_SUCCESS;
+}
+
+DEFUN(cfg_gtphub_bind_to_ggsns_short, cfg_gtphub_bind_to_ggsns_short_cmd,
+ "bind-to-ggsns ADDR",
+ "GTP Hub Parameters\n"
+ "Set the local bind address to listen for GGSNs, for both GTP-C and GTP-U\n"
+ "Local IP address (v4 or v6)\n"
+ )
+{
+ int i;
+ for_each_plane(i)
+ g_cfg->to_gsns[GTPH_SIDE_GGSN][i].bind.addr_str = talloc_strdup(tall_vty_ctx, argv[0]);
+ g_cfg->to_gsns[GTPH_SIDE_GGSN][GTPH_PLANE_CTRL].bind.port = GTPH_DEFAULT_CONTROL_PORT;
+ g_cfg->to_gsns[GTPH_SIDE_GGSN][GTPH_PLANE_USER].bind.port = GTPH_DEFAULT_USER_PORT;
+ return CMD_SUCCESS;
+}
+
+
+static int handle_binds(struct gtphub_cfg_bind *b, const char **argv)
+{
+ b[GTPH_PLANE_CTRL].bind.addr_str = talloc_strdup(tall_vty_ctx, argv[0]);
+ b[GTPH_PLANE_CTRL].bind.port = atoi(argv[1]);
+ b[GTPH_PLANE_USER].bind.addr_str = talloc_strdup(tall_vty_ctx, argv[2]);
+ b[GTPH_PLANE_USER].bind.port = atoi(argv[3]);
+ return CMD_SUCCESS;
+}
+
+DEFUN(cfg_gtphub_bind_to_sgsns, cfg_gtphub_bind_to_sgsns_cmd,
+ "bind-to-sgsns " BIND_ARGS,
+ "GTP Hub Parameters\n"
+ "Set the local bind addresses and ports to listen for SGSNs\n"
+ BIND_DOCS
+ )
+{
+ return handle_binds(g_cfg->to_gsns[GTPH_SIDE_SGSN], argv);
+}
+
+DEFUN(cfg_gtphub_bind_to_ggsns, cfg_gtphub_bind_to_ggsns_cmd,
+ "bind-to-ggsns " BIND_ARGS,
+ "GTP Hub Parameters\n"
+ "Set the local bind addresses and ports to listen for GGSNs\n"
+ BIND_DOCS
+ )
+{
+ return handle_binds(g_cfg->to_gsns[GTPH_SIDE_GGSN], argv);
+}
+
+DEFUN(cfg_gtphub_ggsn_proxy_short, cfg_gtphub_ggsn_proxy_short_cmd,
+ "ggsn-proxy ADDR",
+ "GTP Hub Parameters\n"
+ "Redirect all GGSN bound traffic to default ports on this address (another gtphub)\n"
+ "Remote IP address (v4 or v6)\n"
+ )
+{
+ g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_CTRL].addr_str = talloc_strdup(tall_vty_ctx, argv[0]);
+ g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_CTRL].port = GTPH_DEFAULT_CONTROL_PORT;
+ g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_USER].addr_str = talloc_strdup(tall_vty_ctx, argv[0]);
+ g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_USER].port = GTPH_DEFAULT_USER_PORT;
+ return CMD_SUCCESS;
+}
+
+DEFUN(cfg_gtphub_ggsn_proxy, cfg_gtphub_ggsn_proxy_cmd,
+ "ggsn-proxy " BIND_ARGS,
+ "GTP Hub Parameters\n"
+ "Redirect all GGSN bound traffic to these addresses and ports (another gtphub)\n"
+ BIND_DOCS
+ )
+{
+ g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_CTRL].addr_str = talloc_strdup(tall_vty_ctx, argv[0]);
+ g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_CTRL].port = atoi(argv[1]);
+ g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_USER].addr_str = talloc_strdup(tall_vty_ctx, argv[2]);
+ g_cfg->proxy[GTPH_SIDE_GGSN][GTPH_PLANE_USER].port = atoi(argv[3]);
+ return CMD_SUCCESS;
+}
+
+DEFUN(cfg_gtphub_sgsn_proxy_short, cfg_gtphub_sgsn_proxy_short_cmd,
+ "sgsn-proxy ADDR",
+ "GTP Hub Parameters\n"
+ "Redirect all SGSN bound traffic to default ports on this address (another gtphub)\n"
+ "Remote IP address (v4 or v6)\n"
+ )
+{
+ g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_CTRL].addr_str = talloc_strdup(tall_vty_ctx, argv[0]);
+ g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_CTRL].port = GTPH_DEFAULT_CONTROL_PORT;
+ g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_USER].addr_str = talloc_strdup(tall_vty_ctx, argv[0]);
+ g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_USER].port = GTPH_DEFAULT_USER_PORT;
+ return CMD_SUCCESS;
+}
+
+DEFUN(cfg_gtphub_sgsn_proxy, cfg_gtphub_sgsn_proxy_cmd,
+ "sgsn-proxy " BIND_ARGS,
+ "GTP Hub Parameters\n"
+ "Redirect all SGSN bound traffic to these addresses and ports (another gtphub)\n"
+ BIND_DOCS
+ )
+{
+ g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_CTRL].addr_str = talloc_strdup(tall_vty_ctx, argv[0]);
+ g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_CTRL].port = atoi(argv[1]);
+ g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_USER].addr_str = talloc_strdup(tall_vty_ctx, argv[2]);
+ g_cfg->proxy[GTPH_SIDE_SGSN][GTPH_PLANE_USER].port = atoi(argv[3]);
+ return CMD_SUCCESS;
+}
+
+
+#define SGSN_USE_SENDER_STR \
+ "Ignore SGSN's Address IEs, use sender address and port (useful over NAT)\n"
+
+DEFUN(cfg_gtphub_sgsn_use_sender,
+ cfg_gtphub_sgsn_use_sender_cmd,
+ "sgsn-use-sender",
+ SGSN_USE_SENDER_STR)
+{
+ g_cfg->sgsn_use_sender = 1;
+ return CMD_SUCCESS;
+}
+
+DEFUN(cfg_gtphub_no_sgsn_use_sender,
+ cfg_gtphub_no_sgsn_use_sender_cmd,
+ "no sgsn-use-sender",
+ NO_STR SGSN_USE_SENDER_STR)
+{
+ g_cfg->sgsn_use_sender = 0;
+ return CMD_SUCCESS;
+}
+
+
+/* Copied from sgsn_vty.h */
+DEFUN(cfg_grx_ggsn, cfg_grx_ggsn_cmd,
+ "grx-dns-add A.B.C.D",
+ "Add DNS server\nIPv4 address\n")
+{
+ struct ares_addr_node *node = talloc_zero(tall_sgsn_ctx, struct ares_addr_node);
+ node->family = AF_INET;
+ inet_aton(argv[0], &node->addr.addr4);
+
+ node->next = sgsn->ares_servers;
+ sgsn->ares_servers = node;
+ return CMD_SUCCESS;
+}
+
+
+static void show_bind_stats_all(struct vty *vty)
+{
+ int plane_idx;
+ for_each_plane(plane_idx) {
+ vty_out(vty, "- %s Plane:%s",
+ gtphub_plane_idx_names[plane_idx], VTY_NEWLINE);
+
+ int side_idx;
+ for_each_side(side_idx) {
+ struct gtphub_bind *b = &g_hub->to_gsns[side_idx][plane_idx];
+ vty_out(vty, " - local addr to/from %ss: %s port %d%s",
+ gtphub_side_idx_names[side_idx],
+ gsn_addr_to_str(&b->local_addr), (int)b->local_port,
+ VTY_NEWLINE);
+ vty_out_rate_ctr_group(vty, " ", b->counters_io);
+ }
+ }
+}
+
+static void show_tunnel_stats(struct vty *vty, struct gtphub_tunnel *tun)
+{
+ int plane_idx;
+ for_each_plane(plane_idx) {
+ vty_out(vty, "- %s Plane:%s",
+ gtphub_plane_idx_names[plane_idx], VTY_NEWLINE);
+
+ int side_idx;
+ for_each_side(side_idx) {
+ struct gtphub_tunnel_endpoint *te = &tun->endpoint[side_idx][plane_idx];
+ vty_out(vty, " - to/from %s:%s",
+ gtphub_side_idx_names[side_idx],
+ VTY_NEWLINE);
+ vty_out_rate_ctr_group(vty, " ", te->counters_io);
+ }
+ }
+}
+
+static void show_peer_summary(struct vty *vty, const char *prefix,
+ int side_idx, int plane_idx,
+ struct gtphub_peer *p, int with_io_stats)
+{
+ struct gtphub_peer_addr *pa;
+ int p2l = strlen(prefix) + 4 + 1;
+ char prefix2[p2l];
+ memset(prefix2, ' ', p2l - 1);
+ prefix2[p2l - 1] = '\0';
+
+ if (with_io_stats) {
+ llist_for_each_entry(pa, &p->addresses, entry) {
+ vty_out(vty, "%s- %s %s %s%s", prefix,
+ gtphub_side_idx_names[side_idx],
+ gtphub_plane_idx_names[plane_idx],
+ gsn_addr_to_str(&pa->addr),
+ VTY_NEWLINE);
+
+
+ struct gtphub_peer_port *pp;
+ llist_for_each_entry(pp, &pa->ports, entry) {
+ vty_out(vty, "%s Port %" PRIu16 "%s", prefix, pp->port, VTY_NEWLINE);
+ vty_out_rate_ctr_group(vty, prefix2, pp->counters_io);
+ }
+ }
+ } else {
+ llist_for_each_entry(pa, &p->addresses, entry) {
+ vty_out(vty, "%s- %s %s %s", prefix,
+ gtphub_side_idx_names[side_idx],
+ gtphub_plane_idx_names[plane_idx],
+ gsn_addr_to_str(&pa->addr));
+ struct gtphub_peer_port *pp;
+ llist_for_each_entry(pp, &pa->ports, entry) {
+ vty_out(vty, ":%" PRIu16, pp->port);
+ }
+ vty_out(vty, VTY_NEWLINE);
+ }
+ }
+}
+
+static void show_peers_summary(struct vty *vty)
+{
+ int side_idx;
+ int plane_idx;
+
+ int count[GTPH_SIDE_N][GTPH_PLANE_N] = {{0}};
+
+ for_each_side(side_idx) {
+ for_each_plane(plane_idx) {
+ struct gtphub_peer *p;
+ llist_for_each_entry(p, &g_hub->to_gsns[side_idx][plane_idx].peers, entry) {
+ count[side_idx][plane_idx] ++;
+ }
+ }
+ }
+
+ vty_out(vty, "Peers Count:%s", VTY_NEWLINE);
+ for_each_side_and_plane(side_idx, plane_idx) {
+ vty_out(vty, " %s %s peers: %d%s",
+ gtphub_side_idx_names[side_idx],
+ gtphub_plane_idx_names[plane_idx],
+ count[side_idx][plane_idx],
+ VTY_NEWLINE);
+ }
+}
+
+static void show_peers_all(struct vty *vty, int with_io_stats)
+{
+ int side_idx;
+ int plane_idx;
+
+ int count[GTPH_SIDE_N][GTPH_PLANE_N] = {{0}};
+
+ vty_out(vty, "All Peers%s%s",
+ with_io_stats? " with I/O stats" : "",
+ VTY_NEWLINE);
+ for_each_side(side_idx) {
+ vty_out(vty, "- %s%s", gtphub_side_idx_names[side_idx], VTY_NEWLINE);
+ for_each_plane(plane_idx) {
+ struct gtphub_peer *p;
+ llist_for_each_entry(p, &g_hub->to_gsns[side_idx][plane_idx].peers, entry) {
+ count[side_idx][plane_idx] ++;
+ show_peer_summary(vty, " ", side_idx, plane_idx, p, with_io_stats);
+ }
+ }
+ }
+ for_each_side_and_plane(side_idx, plane_idx) {
+ vty_out(vty, "%s %s peers: %d%s",
+ gtphub_side_idx_names[side_idx],
+ gtphub_plane_idx_names[plane_idx],
+ count[side_idx][plane_idx],
+ VTY_NEWLINE);
+ }
+}
+
+
+static void show_tunnels_summary(struct vty *vty)
+{
+ time_t now = gtphub_now();
+
+ const int w = 36;
+ int max_expiry = g_hub->expire_slowly.expiry_in_seconds;
+ float seconds_per_step = ((float)max_expiry) / w;
+
+ /* Print TEI mapping expiry in an ASCII histogram, like:
+ TEI map summary
+ Legend: '_'=0 '.'<=1% ':'<=2% '|'<=10% '#'>10% (10.0 m/step)
+ CTRL: 30 mappings, valid for 360m[# :. | . : . ]1m
+ USER: 30 mappings, valid for 360m[# :. | . : . ]1m
+ 4 TEI mappings in total, last expiry in 359.4 min
+ */
+ vty_out(vty,
+ "Tunnels summary%s"
+ " Legend: ' '=0 '.'<=1%% ':'<=2%% '|'<=10%% '#'>10%% (%.1f m/step)%s",
+ VTY_NEWLINE,
+ seconds_per_step / 60.,
+ VTY_NEWLINE);
+
+ int last_expiry = 0;
+
+ unsigned int count = 0;
+
+ int histogram[w];
+ memset(histogram, 0, sizeof(histogram));
+
+ struct gtphub_tunnel *t;
+ llist_for_each_entry(t, &g_hub->tunnels, entry) {
+ count ++;
+ int expiry = t->expiry_entry.expiry - now;
+ last_expiry = (last_expiry > expiry) ? last_expiry : expiry;
+
+ int hi = ((float)expiry) / seconds_per_step;
+ if (hi < 0)
+ hi = 0;
+ if (hi > (w - 1))
+ hi = w - 1;
+ histogram[hi] ++;
+ }
+
+ vty_out(vty,
+ " %u tunnels, valid for %dm[",
+ count, max_expiry / 60);
+
+ int i;
+ for (i = w - 1; i >= 0; i--) {
+ char c;
+ int val = histogram[i];
+ int percent = 100. * val / count;
+ if (!val)
+ c = ' ';
+ else if (percent <= 1)
+ c = '.';
+ else if (percent <= 2)
+ c = ':';
+ else if (percent <= 10)
+ c = '|';
+ else c = '#';
+ vty_out(vty, "%c", c);
+ }
+ vty_out(vty, "]1m%s", VTY_NEWLINE);
+
+ vty_out(vty, " last expiry in %.1f min%s",
+ ((float)last_expiry) / 60.,
+ VTY_NEWLINE);
+}
+
+static void show_tunnels_all(struct vty *vty, int with_io_stats)
+{
+ time_t now = gtphub_now();
+
+ vty_out(vty, "All tunnels%s:%s"
+ "Legend: TEI=<hex>: SGSN <-> GGSN (expiry in minutes), with each:%s"
+ " <IP-Ctrl>[/<IP-User>] (TEI C=<TEI-Ctrl-hex> U=<TEI-User-hex>)%s",
+ with_io_stats? "with I/O stats" : "",
+ VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE);
+
+ unsigned int count = 0;
+ unsigned int incomplete = 0;
+ struct gtphub_tunnel *tun;
+ llist_for_each_entry(tun, &g_hub->tunnels, entry) {
+ vty_out(vty,
+ "%s (expiry in %dm)%s",
+ gtphub_tunnel_str(tun),
+ (int)((tun->expiry_entry.expiry - now) / 60),
+ VTY_NEWLINE);
+ count ++;
+ if (!gtphub_tunnel_complete(tun))
+ incomplete ++;
+ if (with_io_stats)
+ show_tunnel_stats(vty, tun);
+ }
+ vty_out(vty, "Total: %u tunnels (of which %u incomplete)%s",
+ count, incomplete, VTY_NEWLINE);
+}
+
+#define SHOW_GTPHUB_STRS SHOW_STR "Show info on running GTP hub\n"
+#define SHOW_GTPHUB_PEERS_STRS SHOW_GTPHUB_STRS "Active peers\n"
+#define SHOW_GTPHUB_TUNS_STRS SHOW_GTPHUB_STRS "Active tunnels\n"
+
+DEFUN(show_gtphub_peers_summary, show_gtphub_peers_summary_cmd, "show gtphub peers summary",
+ SHOW_GTPHUB_PEERS_STRS "Summary of all peers\n")
+{
+ show_peers_summary(vty);
+ return CMD_SUCCESS;
+}
+
+DEFUN(show_gtphub_peers_list, show_gtphub_peers_list_cmd, "show gtphub peers list",
+ SHOW_GTPHUB_PEERS_STRS "List all peers\n")
+{
+ show_peers_all(vty, 0);
+ return CMD_SUCCESS;
+}
+
+DEFUN(show_gtphub_peers_stats, show_gtphub_peers_stats_cmd, "show gtphub peers stats",
+ SHOW_GTPHUB_PEERS_STRS "List all peers with I/O stats\n")
+{
+ show_peers_all(vty, 1);
+ return CMD_SUCCESS;
+}
+
+DEFUN(show_gtphub_tunnels_summary, show_gtphub_tunnels_summary_cmd, "show gtphub tunnels summary",
+ SHOW_GTPHUB_TUNS_STRS "Summary of all tunnels\n")
+{
+ show_tunnels_summary(vty);
+ return CMD_SUCCESS;
+}
+
+DEFUN(show_gtphub_tunnels_list, show_gtphub_tunnels_list_cmd, "show gtphub tunnels list",
+ SHOW_GTPHUB_TUNS_STRS "List all tunnels\n")
+{
+ show_tunnels_all(vty, 0);
+ return CMD_SUCCESS;
+}
+
+DEFUN(show_gtphub_tunnels_stats, show_gtphub_tunnels_stats_cmd, "show gtphub tunnels stats",
+ SHOW_GTPHUB_TUNS_STRS "List all tunnels with I/O stats\n")
+{
+ show_tunnels_all(vty, 1);
+ return CMD_SUCCESS;
+}
+
+DEFUN(show_gtphub, show_gtphub_cmd, "show gtphub all",
+ SHOW_GTPHUB_STRS "Summarize everything about the GTP hub\n")
+{
+ show_bind_stats_all(vty);
+ show_peers_summary(vty);
+ show_tunnels_summary(vty);
+ return CMD_SUCCESS;
+}
+
+
+int gtphub_vty_init(struct gtphub *global_hub, struct gtphub_cfg *global_cfg)
+{
+ g_hub = global_hub;
+ g_cfg = global_cfg;
+
+ install_element_ve(&show_gtphub_cmd);
+ install_element_ve(&show_gtphub_peers_summary_cmd);
+ install_element_ve(&show_gtphub_peers_list_cmd);
+ install_element_ve(&show_gtphub_peers_stats_cmd);
+ install_element_ve(&show_gtphub_tunnels_summary_cmd);
+ install_element_ve(&show_gtphub_tunnels_list_cmd);
+ install_element_ve(&show_gtphub_tunnels_stats_cmd);
+
+ install_element(CONFIG_NODE, &cfg_gtphub_cmd);
+ install_node(&gtphub_node, config_write_gtphub);
+
+ install_element(GTPHUB_NODE, &cfg_gtphub_bind_to_sgsns_short_cmd);
+ install_element(GTPHUB_NODE, &cfg_gtphub_bind_to_sgsns_cmd);
+ install_element(GTPHUB_NODE, &cfg_gtphub_bind_to_ggsns_short_cmd);
+ install_element(GTPHUB_NODE, &cfg_gtphub_bind_to_ggsns_cmd);
+ install_element(GTPHUB_NODE, &cfg_gtphub_ggsn_proxy_short_cmd);
+ install_element(GTPHUB_NODE, &cfg_gtphub_ggsn_proxy_cmd);
+ install_element(GTPHUB_NODE, &cfg_gtphub_sgsn_proxy_short_cmd);
+ install_element(GTPHUB_NODE, &cfg_gtphub_sgsn_proxy_cmd);
+ install_element(GTPHUB_NODE, &cfg_gtphub_sgsn_use_sender_cmd);
+ install_element(GTPHUB_NODE, &cfg_gtphub_no_sgsn_use_sender_cmd);
+ install_element(GTPHUB_NODE, &cfg_grx_ggsn_cmd);
+
+ return 0;
+}
+
+int gtphub_cfg_read(struct gtphub_cfg *cfg, const char *config_file)
+{
+ int rc;
+
+ rc = vty_read_config_file(config_file, NULL);
+ if (rc < 0) {
+ fprintf(stderr, "Failed to parse the config file: '%s'\n", config_file);
+ return rc;
+ }
+
+ return 0;
+}