// L2TPNS Command Line Interface
-// $Id: cli.c,v 1.4 2004-05-24 04:12:02 fred_nerk Exp $
// vim: sw=4 ts=8
+char const *cvs_name = "$Name: $";
+char const *cvs_id_cli = "$Id: cli.c,v 1.10 2004-07-11 07:57:33 bodea Exp $";
+
#include <stdio.h>
+#include <stdarg.h>
#include <sys/file.h>
#include <sys/stat.h>
#include <syslog.h>
#include <malloc.h>
+#include <sched.h>
#include <string.h>
+#include <ctype.h>
#include <stdlib.h>
#include <time.h>
#include <arpa/inet.h>
#include <sys/types.h>
#include <signal.h>
#include <unistd.h>
+#include <dlfcn.h>
+#include <libcli.h>
#include "l2tpns.h"
-#include "libcli.h"
#include "util.h"
+#include "cluster.h"
+#include "tbf.h"
+#include "ll.h"
+#ifdef BGP
+#include "bgp.h"
+#endif
extern tunnelt *tunnel;
extern sessiont *session;
extern radiust *radius;
extern ippoolt *ip_address_pool;
extern struct Tstats *_statistics;
-extern int cli_pid;
struct cli_def *cli = NULL;
int cli_quit = 0;
-extern int clifd, udpfd, tapfd, snoopfd, ifrfd, cluster_sockfd;
+extern int clifd, udpfd, tunfd, snoopfd, ifrfd, cluster_sockfd;
extern int *radfds;
-extern sessionidt *cli_session_kill;
-extern tunnelidt *cli_tunnel_kill;
-extern tbft *filter_buckets;
extern struct configt *config;
extern struct config_descriptt config_values[];
-extern char hostname[];
#ifdef RINGBUFFER
extern struct Tringbuffer *ringbuffer;
#endif
-
-char *rcs_id = "$Id: cli.c,v 1.4 2004-05-24 04:12:02 fred_nerk Exp $";
+extern struct cli_session_actions *cli_session_actions;
+extern struct cli_tunnel_actions *cli_tunnel_actions;
char *debug_levels[] = {
"CRIT",
int cmd_show_banana(struct cli_def *cli, char *command, char **argv, int argc);
int cmd_show_plugins(struct cli_def *cli, char *command, char **argv, int argc);
int cmd_show_throttle(struct cli_def *cli, char *command, char **argv, int argc);
+int cmd_show_cluster(struct cli_def *cli, char *command, char **argv, int argc);
int cmd_write_memory(struct cli_def *cli, char *command, char **argv, int argc);
int cmd_clear_counters(struct cli_def *cli, char *command, char **argv, int argc);
int cmd_drop_user(struct cli_def *cli, char *command, char **argv, int argc);
int cmd_uptime(struct cli_def *cli, char *command, char **argv, int argc);
int regular_stuff(struct cli_def *cli);
-void init_cli()
+void init_cli(char *hostname)
{
FILE *f;
char buf[4096];
struct cli_command *c;
+ struct cli_command *c2;
int on = 1;
struct sockaddr_in addr;
cli = cli_init();
-
- c = cli_register_command(cli, NULL, "show", NULL, NULL);
- cli_register_command(cli, c, "session", cmd_show_session, "Show a list of sessions or details for a single session");
- cli_register_command(cli, c, "tunnels", cmd_show_tunnels, "Show a list of tunnels or details for a single tunnel");
- cli_register_command(cli, c, "users", cmd_show_users, "Show a list of all connected users or details of selected user");
- cli_register_command(cli, c, "version", cmd_show_version, "Show currently running software version");
- cli_register_command(cli, c, "banana", cmd_show_banana, "Show a banana");
- cli_register_command(cli, c, "pool", cmd_show_pool, "Show the IP address allocation pool");
- cli_register_command(cli, c, "running-config", cmd_show_run, "Show the currently running configuration");
- cli_register_command(cli, c, "radius", cmd_show_radius, "Show active radius queries");
- cli_register_command(cli, c, "plugins", cmd_show_plugins, "List all installed plugins");
- cli_register_command(cli, c, "throttle", cmd_show_throttle, "List all token bucket filters in use");
+ if (hostname && *hostname)
+ cli_set_hostname(cli, hostname);
+ else
+ cli_set_hostname(cli, "l2tpns");
+
+ c = cli_register_command(cli, NULL, "show", NULL, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL);
+ cli_register_command(cli, c, "banana", cmd_show_banana, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show a banana");
+#ifdef BGP
+ cli_register_command(cli, c, "bgp", cmd_show_bgp, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show BGP status");
+#endif /* BGP */
+ cli_register_command(cli, c, "cluster", cmd_show_cluster, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show cluster information");
+ cli_register_command(cli, c, "ipcache", cmd_show_ipcache, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show contents of the IP cache");
+ cli_register_command(cli, c, "plugins", cmd_show_plugins, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "List all installed plugins");
+ cli_register_command(cli, c, "pool", cmd_show_pool, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show the IP address allocation pool");
+ cli_register_command(cli, c, "radius", cmd_show_radius, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show active radius queries");
+ cli_register_command(cli, c, "running-config", cmd_show_run, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show the currently running configuration");
+ cli_register_command(cli, c, "session", cmd_show_session, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show a list of sessions or details for a single session");
+ cli_register_command(cli, c, "tbf", cmd_show_tbf, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "List all token bucket filters in use");
+ cli_register_command(cli, c, "throttle", cmd_show_throttle, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "List all throttled sessions and associated TBFs");
+ cli_register_command(cli, c, "tunnels", cmd_show_tunnels, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show a list of tunnels or details for a single tunnel");
+ cli_register_command(cli, c, "users", cmd_show_users, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show a list of all connected users or details of selected user");
+ cli_register_command(cli, c, "version", cmd_show_version, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show currently running software version");
+
+ c2 = cli_register_command(cli, c, "histogram", NULL, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL);
+ cli_register_command(cli, c2, "idle", cmd_show_hist_idle, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show histogram of session idle times");
+ cli_register_command(cli, c2, "open", cmd_show_hist_open, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show histogram of session durations");
#ifdef STATISTICS
- cli_register_command(cli, c, "counters", cmd_show_counters, "Display all the internal counters and running totals");
+ cli_register_command(cli, c, "counters", cmd_show_counters, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Display all the internal counters and running totals");
- c = cli_register_command(cli, NULL, "clear", NULL, NULL);
- cli_register_command(cli, c, "counters", cmd_clear_counters, "Clear internal counters");
+ c = cli_register_command(cli, NULL, "clear", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL);
+ cli_register_command(cli, c, "counters", cmd_clear_counters, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Clear internal counters");
#endif
- cli_register_command(cli, NULL, "uptime", cmd_uptime, "Show uptime and bandwidth utilisation");
+ cli_register_command(cli, NULL, "uptime", cmd_uptime, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show uptime and bandwidth utilisation");
- c = cli_register_command(cli, NULL, "write", NULL, NULL);
- cli_register_command(cli, c, "memory", cmd_write_memory, "Save the running config to flash");
- cli_register_command(cli, c, "terminal", cmd_show_run, "Show the running config");
+ c = cli_register_command(cli, NULL, "write", NULL, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL);
+ cli_register_command(cli, c, "memory", cmd_write_memory, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Save the running config to flash");
+ cli_register_command(cli, c, "terminal", cmd_show_run, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show the running config");
- cli_register_command(cli, NULL, "snoop", cmd_snoop, "Temporarily enable interception for a user");
- cli_register_command(cli, NULL, "throttle", cmd_throttle, "Temporarily enable throttling for a user");
+ cli_register_command(cli, NULL, "snoop", cmd_snoop, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Temporarily enable interception for a user");
+ cli_register_command(cli, NULL, "throttle", cmd_throttle, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Temporarily enable throttling for a user");
+ cli_register_command(cli, NULL, "debug", cmd_debug, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Set the level of logging that is shown on the console");
- c = cli_register_command(cli, NULL, "no", NULL, NULL);
- cli_register_command(cli, c, "snoop", cmd_no_snoop, "Temporarily disable interception for a user");
- cli_register_command(cli, c, "throttle", cmd_no_throttle, "Temporarily disable throttling for a user");
- cli_register_command(cli, c, "debug", cmd_no_debug, "Turn off logging of a certain level of debugging");
+ c = cli_register_command(cli, NULL, "suspend", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL);
+ cli_register_command(cli, c, "bgp", cmd_suspend_bgp, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Withdraw routes from BGP peer");
- c = cli_register_command(cli, NULL, "drop", NULL, NULL);
- cli_register_command(cli, c, "user", cmd_drop_user, "Disconnect a user");
- cli_register_command(cli, c, "tunnel", cmd_drop_tunnel, "Disconnect a tunnel and all sessions on that tunnel");
- cli_register_command(cli, c, "session", cmd_drop_session, "Disconnect a session");
+ c = cli_register_command(cli, NULL, "no", NULL, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL);
+ cli_register_command(cli, c, "snoop", cmd_no_snoop, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Temporarily disable interception for a user");
+ cli_register_command(cli, c, "throttle", cmd_no_throttle, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Temporarily disable throttling for a user");
+ cli_register_command(cli, c, "debug", cmd_no_debug, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Turn off logging of a certain level of debugging");
+ c2 = cli_register_command(cli, c, "suspend", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL);
+ cli_register_command(cli, c2, "bgp", cmd_no_suspend_bgp, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Advertise routes to BGP peer");
- cli_register_command(cli, NULL, "debug", cmd_debug, "Set the level of logging that is shown on the console");
+ c = cli_register_command(cli, NULL, "drop", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL);
+ cli_register_command(cli, c, "user", cmd_drop_user, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Disconnect a user");
+ cli_register_command(cli, c, "tunnel", cmd_drop_tunnel, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Disconnect a tunnel and all sessions on that tunnel");
+ cli_register_command(cli, c, "session", cmd_drop_session, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Disconnect a session");
- c = cli_register_command(cli, NULL, "load", NULL, NULL);
- cli_register_command(cli, c, "plugin", cmd_load_plugin, "Load a plugin");
+ c = cli_register_command(cli, NULL, "restart", NULL, PRIVILEGE_PRIVILEGED, MODE_EXEC, NULL);
+ cli_register_command(cli, c, "bgp", cmd_restart_bgp, PRIVILEGE_PRIVILEGED, MODE_EXEC, "Restart BGP");
- c = cli_register_command(cli, NULL, "remove", NULL, NULL);
- cli_register_command(cli, c, "plugin", cmd_remove_plugin, "Remove a plugin");
+ c = cli_register_command(cli, NULL, "load", NULL, PRIVILEGE_PRIVILEGED, MODE_CONFIG, NULL);
+ cli_register_command(cli, c, "plugin", cmd_load_plugin, PRIVILEGE_PRIVILEGED, MODE_CONFIG, "Load a plugin");
- cli_register_command(cli, NULL, "set", cmd_set, "Set a configuration variable");
+ c = cli_register_command(cli, NULL, "remove", NULL, PRIVILEGE_PRIVILEGED, MODE_CONFIG, NULL);
+ cli_register_command(cli, c, "plugin", cmd_remove_plugin, PRIVILEGE_PRIVILEGED, MODE_CONFIG, "Remove a plugin");
+
+ cli_register_command(cli, NULL, "set", cmd_set, PRIVILEGE_PRIVILEGED, MODE_CONFIG, "Set a configuration variable");
// Enable regular processing
cli_regular(cli, regular_stuff);
if (!*buf) continue;
if (!(p = strchr((char *)buf, ':'))) continue;
*p++ = 0;
- cli_allow_user(cli, buf, p);
- log(3, 0, 0, 0, "Allowing user %s to connect to the CLI\n", buf);
+ if (!strcmp(buf, "enable"))
+ {
+ cli_allow_enable(cli, p);
+ log(3, 0, 0, 0, "Setting enable password\n");
+ }
+ else
+ {
+ cli_allow_user(cli, buf, p);
+ log(3, 0, 0, 0, "Allowing user %s to connect to the CLI\n", buf);
+ }
}
fclose(f);
}
int i;
if (fork()) return;
+ if (config->scheduler_fifo)
+ {
+ int ret;
+ struct sched_param params = {0};
+ params.sched_priority = 0;
+ if ((ret = sched_setscheduler(0, SCHED_OTHER, ¶ms)) == 0)
+ {
+ log(3, 0, 0, 0, "Dropped FIFO scheduler\n");
+ }
+ else
+ {
+ log(0, 0, 0, 0, "Error setting scheduler to OTHER: %s\n", strerror(errno));
+ log(0, 0, 0, 0, "This is probably really really bad.\n");
+ }
+ }
+
+ signal(SIGPIPE, SIG_DFL);
+ signal(SIGCHLD, SIG_DFL);
+ signal(SIGHUP, SIG_DFL);
+ signal(SIGUSR1, SIG_DFL);
+ signal(SIGQUIT, SIG_DFL);
+ signal(SIGKILL, SIG_DFL);
+ signal(SIGALRM, SIG_DFL);
+ signal(SIGTERM, SIG_DFL);
// Close sockets
if (udpfd) close(udpfd); udpfd = 0;
- if (tapfd) close(tapfd); tapfd = 0;
+ if (tunfd) close(tunfd); tunfd = 0;
if (snoopfd) close(snoopfd); snoopfd = 0;
for (i = 0; i < config->num_radfds; i++)
if (radfds[i]) close(radfds[i]);
if (ifrfd) close(ifrfd); ifrfd = 0;
if (cluster_sockfd) close(cluster_sockfd); cluster_sockfd = 0;
if (clifd) close(clifd); clifd = 0;
+#ifdef BGP
+ for (i = 0; i < BGP_NUM_PEERS; i++)
+ if (bgp_peers[i].sock != -1)
+ close(bgp_peers[i].sock);
+#endif /* BGP */
- signal(SIGPIPE, SIG_DFL);
- signal(SIGCHLD, SIG_DFL);
- signal(SIGHUP, SIG_DFL);
- signal(SIGUSR1, SIG_DFL);
- signal(SIGQUIT, SIG_DFL);
- signal(SIGKILL, SIG_DFL);
- signal(SIGALRM, SIG_DFL);
+ {
+ int require_auth = 1;
+ struct sockaddr_in addr;
+ int l = sizeof(addr);
+ if (getpeername(sockfd, (struct sockaddr *)&addr, &l) == 0)
+ {
+ log(3, 0, 0, 0, "Accepted connection to CLI from %s\n", inet_toa(addr.sin_addr.s_addr));
+ require_auth = addr.sin_addr.s_addr != inet_addr("127.0.0.1");
+ }
+ else
+ log(0, 0, 0, 0, "getpeername() failed on cli socket. Requiring authentication: %s\n", strerror(errno));
- log(3, 0, 0, 0, "Accepted connection to CLI\n");
+ if (require_auth)
+ {
+ log(3, 0, 0, 0, "CLI is remote, requiring authentication\n");
+ if (!cli->users) /* paranoia */
+ {
+ log(0, 0, 0, 0, "No users for remote authentication! Exiting CLI\n");
+ exit(0);
+ }
+ }
+ else
+ {
+ /* no username/pass required */
+ cli->users = 0;
+ }
+ }
debug_session = 0;
debug_tunnel = 0;
memset(&debug_flags, 0, sizeof(debug_flags));
debug_flags.critical = 1;
- {
- char prompt[1005];
- snprintf(prompt, 1005, "%s> ", hostname);
- cli_loop(cli, sockfd, prompt);
- }
+ cli_loop(cli, sockfd);
close(sockfd);
log(3, 0, 0, 0, "Closed CLI connection\n");
{
log(3, 0, 0, 0, "Reading configuration file\n");
cli_print_callback(cli, cli_print_log);
- cli_file(cli, fh);
+ cli_file(cli, fh, PRIVILEGE_PRIVILEGED, MODE_CONFIG);
cli_print_callback(cli, NULL);
}
+int cli_arg_help(struct cli_def *cli, int cr_ok, char *entry, ...)
+{
+ va_list ap;
+ char *desc;
+ char buf[16];
+ char *p;
+
+ va_start(ap, entry);
+ while (entry)
+ {
+ /* allow one %d */
+ if ((p = strchr(entry, '%')) && !strchr(p+1, '%') && p[1] == 'd')
+ {
+ int v = va_arg(ap, int);
+ snprintf(buf, sizeof(buf), entry, v);
+ p = buf;
+ }
+ else
+ p = entry;
+
+ desc = va_arg(ap, char *);
+ if (desc && *desc)
+ cli_print(cli, " %-20s %s", p, desc);
+ else
+ cli_print(cli, " %s", p);
+
+ entry = desc ? va_arg(ap, char *) : 0;
+ }
+
+ va_end(ap);
+ if (cr_ok)
+ cli_print(cli, " <cr>");
+
+ return CLI_OK;
+}
+
int cmd_show_session(struct cli_def *cli, char *command, char **argv, int argc)
{
int i;
- time_t time_now;
+
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, 1,
+ "<1-%d>", MAXSESSION-1, "Show specific session by id",
+ NULL);
time(&time_now);
if (argc > 0)
{
unsigned int s;
s = atoi(argv[i]);
- if (!s || s > MAXSESSION)
+ if (s <= 0 || s >= MAXSESSION)
{
cli_print(cli, "Invalid session id \"%s\"", argv[i]);
continue;
cli_print(cli, " Idle time: %u seconds", abs(time_now - session[s].last_packet));
cli_print(cli, " Next Recv: %u", session[s].nr);
cli_print(cli, " Next Send: %u", session[s].ns);
- cli_print(cli, " Bytes In/Out: %lu/%lu", (unsigned long)session[s].cin, (unsigned long)session[s].total_cout);
- cli_print(cli, " Pkts In/Out: %lu/%lu", (unsigned long)session[s].pin, (unsigned long)session[s].pout);
+ cli_print(cli, " Bytes In/Out: %lu/%lu", (unsigned long)session[s].total_cout, (unsigned long)session[s].total_cin);
+ cli_print(cli, " Pkts In/Out: %lu/%lu", (unsigned long)session[s].pout, (unsigned long)session[s].pin);
cli_print(cli, " MRU: %d", session[s].mru);
cli_print(cli, " Radius Session: %u", session[s].radius);
cli_print(cli, " Rx Speed: %lu", session[s].rx_connect_speed);
cli_print(cli, " Tx Speed: %lu", session[s].tx_connect_speed);
- cli_print(cli, " Intercepted: %s", session[s].snoop ? "YES" : "no");
+ if (session[s].snoop_ip && session[s].snoop_port)
+ cli_print(cli, " Intercepted: %s:%d", inet_toa(session[s].snoop_ip), session[s] .snoop_port);
+ else
+ cli_print(cli, " Intercepted: no");
cli_print(cli, " Throttled: %s", session[s].throttle ? "YES" : "no");
cli_print(cli, " Walled Garden: %s", session[s].walled_garden ? "YES" : "no");
- cli_print(cli, " Filter Bucket: %s", session[s].tbf ? filter_buckets[session[s].tbf].handle : "none");
+ cli_print(cli, " Filter BucketI: %d", session[s].tbf_in);
+ cli_print(cli, " Filter BucketO: %d", session[s].tbf_out);
}
return CLI_OK;
}
session[i].tunnel,
session[i].user[0] ? session[i].user : "*",
userip,
- (session[i].snoop) ? "Y" : "N",
+ (session[i].snoop_ip && session[i].snoop_port) ? "Y" : "N",
(session[i].throttle) ? "Y" : "N",
(session[i].walled_garden) ? "Y" : "N",
abs(time_now - (unsigned long)session[i].opened),
(unsigned long)session[i].total_cout,
(unsigned long)session[i].total_cin,
abs(time_now - (session[i].last_packet ? session[i].last_packet : time_now)),
- tunnelip,
+ tunnelip,
session[i].calling[0] ? session[i].calling : "*");
if (userip) free(userip);
if (tunnelip) free(tunnelip);
int cmd_show_tunnels(struct cli_def *cli, char *command, char **argv, int argc)
{
int i, x, show_all = 0;
- time_t time_now;
char *states[] = {
"Free",
"Open",
"Opening",
};
+ if (CLI_HELP_REQUESTED)
+ {
+ if (argc > 1)
+ return cli_arg_help(cli, 1,
+ "<1-%d>", MAXTUNNEL-1, "Show specific tunnel by id",
+ NULL);
+
+ return cli_arg_help(cli, 1,
+ "all", "Show all tunnels, including unused",
+ "<1-%d>", MAXTUNNEL-1, "Show specific tunnel by id",
+ NULL);
+ }
+
time(&time_now);
if (argc > 0)
{
char s[65535] = {0};
unsigned int t;
t = atoi(argv[i]);
- if (!t || t > MAXTUNNEL)
+ if (t <= 0 || t >= MAXTUNNEL)
{
cli_print(cli, "Invalid tunnel id \"%s\"", argv[i]);
continue;
}
// Show tunnel summary
- cli_print(cli, "%s %s %s %s %s",
+ cli_print(cli, "%4s %20s %20s %6s %s",
"TID",
"Hostname",
"IP",
if (!show_all && (!tunnel[i].ip || tunnel[i].die || !tunnel[i].hostname[0])) continue;
for (x = 0; x < MAXSESSION; x++) if (session[x].tunnel == i && session[x].opened && !session[x].die) sessions++;
- cli_print(cli, "%d %s %s %s %d",
+ cli_print(cli, "%4d %20s %20s %6s %6d",
i,
*tunnel[i].hostname ? tunnel[i].hostname : "(null)",
inet_toa(htonl(tunnel[i].ip)),
char *sargv[32];
int sargc = 0;
int i;
+
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, 1,
+ "USER", "Show details for specific username",
+ NULL);
+
for (i = 0; i < MAXSESSION; i++)
{
if (!session[i].opened) continue;
int cmd_show_counters(struct cli_def *cli, char *command, char **argv, int argc)
{
+ if (CLI_HELP_REQUESTED)
+ return CLI_HELP_NO_ARGS;
+
cli_print(cli, "%-10s %-8s %-10s %-8s", "Ethernet", "Bytes", "Packets", "Errors");
cli_print(cli, "%-10s %8lu %8lu %8lu", "RX",
- GET_STAT(tap_rx_bytes),
- GET_STAT(tap_rx_packets),
- GET_STAT(tap_rx_errors));
+ GET_STAT(tun_rx_bytes),
+ GET_STAT(tun_rx_packets),
+ GET_STAT(tun_rx_errors));
cli_print(cli, "%-10s %8lu %8lu %8lu", "TX",
- GET_STAT(tap_tx_bytes),
- GET_STAT(tap_tx_packets),
- GET_STAT(tap_tx_errors));
+ GET_STAT(tun_tx_bytes),
+ GET_STAT(tun_tx_packets),
+ GET_STAT(tun_tx_errors));
cli_print(cli, "");
cli_print(cli, "%-10s %-8s %-10s %-8s %-8s", "Tunnel", "Bytes", "Packets", "Errors", "Retries");
cli_print(cli, "%-30s%-10s", "Counter", "Value");
cli_print(cli, "-----------------------------------------");
cli_print(cli, "%-30s%lu", "radius_retries", GET_STAT(radius_retries));
- cli_print(cli, "%-30s%lu", "arp_errors", GET_STAT(arp_errors));
- cli_print(cli, "%-30s%lu", "arp_replies", GET_STAT(arp_replies));
- cli_print(cli, "%-30s%lu", "arp_discarded", GET_STAT(arp_discarded));
cli_print(cli, "%-30s%lu", "arp_sent", GET_STAT(arp_sent));
- cli_print(cli, "%-30s%lu", "arp_recv", GET_STAT(arp_recv));
cli_print(cli, "%-30s%lu", "packets_snooped", GET_STAT(packets_snooped));
cli_print(cli, "%-30s%lu", "tunnel_created", GET_STAT(tunnel_created));
cli_print(cli, "%-30s%lu", "session_created", GET_STAT(session_created));
cli_print(cli, "%-30s%lu", "session_overflow", GET_STAT(session_overflow));
cli_print(cli, "%-30s%lu", "ip_allocated", GET_STAT(ip_allocated));
cli_print(cli, "%-30s%lu", "ip_freed", GET_STAT(ip_freed));
+ cli_print(cli, "%-30s%lu", "cluster_forwarded", GET_STAT(c_forwarded));
+ cli_print(cli, "%-30s%lu", "recv_forward", GET_STAT(recv_forward));
-#ifdef STAT_CALLS
+
+#ifdef STATISTICS
cli_print(cli, "\n%-30s%-10s", "Counter", "Value");
cli_print(cli, "-----------------------------------------");
- cli_print(cli, "%-30s%lu", "call_processtap", GET_STAT(call_processtap));
- cli_print(cli, "%-30s%lu", "call_processarp", GET_STAT(call_processarp));
+ cli_print(cli, "%-30s%lu", "call_processtun", GET_STAT(call_processtun));
cli_print(cli, "%-30s%lu", "call_processipout", GET_STAT(call_processipout));
cli_print(cli, "%-30s%lu", "call_processudp", GET_STAT(call_processudp));
cli_print(cli, "%-30s%lu", "call_processpap", GET_STAT(call_processpap));
int cmd_show_version(struct cli_def *cli, char *command, char **argv, int argc)
{
+ int tag = 0;
+ int file = 0;
+ int i = 0;
+
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, 1,
+ "tag", "Include CVS release tag",
+ "file", "Include file versions",
+ NULL);
+
+ for (i = 0; i < argc; i++)
+ if (!strcmp(argv[i], "tag"))
+ tag++;
+ else if (!strcmp(argv[i], "file"))
+ file++;
+
cli_print(cli, "L2TPNS %s", VERSION);
- cli_print(cli, "ID: %s", rcs_id);
+ if (tag)
+ {
+ char const *p = strchr(cvs_name, ':');
+ char const *e;
+ if (p)
+ {
+ p++;
+ while (isspace(*p))
+ p++;
+ }
+
+ if (!p || *p == '$')
+ p = "HEAD";
+
+ e = strpbrk(p, " \t$");
+ cli_print(cli, "Tag: %.*s", e ? e - p + 1 : strlen(p), p);
+ }
+
+ if (file)
+ {
+ extern linked_list *loaded_plugins;
+ void *p;
+
+ cli_print(cli, "Files:");
+ cli_print(cli, " %s", cvs_id_arp);
+#ifdef BGP
+ cli_print(cli, " %s", cvs_id_bgp);
+#endif /* BGP */
+ cli_print(cli, " %s", cvs_id_cli);
+ cli_print(cli, " %s", cvs_id_cluster);
+ cli_print(cli, " %s", cvs_id_constants);
+ cli_print(cli, " %s", cvs_id_control);
+ cli_print(cli, " %s", cvs_id_icmp);
+ cli_print(cli, " %s", cvs_id_l2tpns);
+ cli_print(cli, " %s", cvs_id_ll);
+ cli_print(cli, " %s", cvs_id_md5);
+ cli_print(cli, " %s", cvs_id_ppp);
+ cli_print(cli, " %s", cvs_id_radius);
+ cli_print(cli, " %s", cvs_id_tbf);
+ cli_print(cli, " %s", cvs_id_util);
+
+ ll_reset(loaded_plugins);
+ while ((p = ll_next(loaded_plugins)))
+ {
+ char const **id = dlsym(p, "cvs_id");
+ if (id)
+ cli_print(cli, " %s", *id);
+ }
+ }
+
return CLI_OK;
}
{
int i;
int used = 0, free = 0, show_all = 0;
- time_t time_now;
+
+ if (!config->cluster_iam_master)
+ {
+ cli_print(cli, "Can't do this on a slave. Do it on %s", inet_toa(config->cluster_master_address));
+ return CLI_OK;
+ }
+
+ if (CLI_HELP_REQUESTED)
+ {
+ if (argc > 1)
+ return cli_arg_help(cli, 1, NULL);
+
+ return cli_arg_help(cli, 1,
+ "all", "Show all pool addresses, including unused",
+ NULL);
+ }
if (argc > 0 && strcmp(argv[0], "all") == 0)
show_all = 1;
if (ip_address_pool[i].assigned)
{
cli_print(cli, "%-15s Y %8d %s",
- inet_toa(ip_address_pool[i].address), ip_address_pool[i].session, session[ip_address_pool[i].session].user);
+ inet_toa(htonl(ip_address_pool[i].address)), ip_address_pool[i].session, session[ip_address_pool[i].session].user);
used++;
}
{
if (ip_address_pool[i].last)
cli_print(cli, "%-15s N %8s [%s] %ds",
- inet_toa(ip_address_pool[i].address), "",
+ inet_toa(htonl(ip_address_pool[i].address)), "",
ip_address_pool[i].user, time_now - ip_address_pool[i].last);
else if (show_all)
- cli_print(cli, "%-15s N", inet_toa(ip_address_pool[i].address));
+ cli_print(cli, "%-15s N", inet_toa(htonl(ip_address_pool[i].address)));
free++;
}
int cmd_write_memory(struct cli_def *cli, char *command, char **argv, int argc)
{
+ if (CLI_HELP_REQUESTED)
+ return CLI_HELP_NO_ARGS;
+
if ((save_config_fh = fopen(config->config_file, "w")))
{
cli_print(cli, "Writing configuration");
cmd_show_run(cli, command, argv, argc);
cli_print_callback(cli, NULL);
fclose(save_config_fh);
- sleep(1);
}
else
{
{
int i;
+ if (CLI_HELP_REQUESTED)
+ return CLI_HELP_NO_ARGS;
+
cli_print(cli, "# Current configuration:");
for (i = 0; config_values[i].key; i++)
int cmd_show_radius(struct cli_def *cli, char *command, char **argv, int argc)
{
+ int i, free = 0, used = 0, show_all = 0;
char *states[] = {
"NULL",
"CHAP",
"STOP",
"WAIT",
};
- int i, free = 0, used = 0, show_all = 0;
- time_t time_now;
+
+ if (CLI_HELP_REQUESTED)
+ {
+ if (argc > 1)
+ return cli_arg_help(cli, 1, NULL);
+
+ return cli_arg_help(cli, 1,
+ "all", "Show all RADIUS sessions, including unused",
+ NULL);
+ }
cli_print(cli, "%6s%5s%6s%9s%9s%4s", "Radius", "Sock", "State", "Session", "Retry", "Try");
int cmd_show_plugins(struct cli_def *cli, char *command, char **argv, int argc)
{
int i;
+
+ if (CLI_HELP_REQUESTED)
+ return CLI_HELP_NO_ARGS;
+
cli_print(cli, "Plugins currently loaded:");
for (i = 0; i < MAXPLUGINS; i++)
{
int cmd_show_throttle(struct cli_def *cli, char *command, char **argv, int argc)
{
int i;
+
+ if (CLI_HELP_REQUESTED)
+ return CLI_HELP_NO_ARGS;
+
cli_print(cli, "Token bucket filters:");
cli_print(cli, "%-6s %8s %-4s", "ID", "Handle", "Used");
for (i = 0; i < MAXSESSION; i++)
{
- if (!*filter_buckets[i].handle)
+ if (!session[i].throttle)
continue;
- cli_print(cli, "%-6d %8s %c",
+ cli_print(cli, "%-6d %8d %8d",
i,
- filter_buckets[i].handle,
- (filter_buckets[i].in_use) ? 'Y' : 'N');
+ session[i].tbf_in,
+ session[i].tbf_out);
}
return CLI_OK;
}
int cmd_show_banana(struct cli_def *cli, char *command, char **argv, int argc)
{
+ if (CLI_HELP_REQUESTED)
+ return CLI_HELP_NO_ARGS;
+
cli_print(cli, " _\n"
"//\\\n"
"V \\\n"
int cmd_clear_counters(struct cli_def *cli, char *command, char **argv, int argc)
{
+ if (CLI_HELP_REQUESTED)
+ return CLI_HELP_NO_ARGS;
+
cli_print(cli, "Counters cleared");
SET_STAT(last_reset, time(NULL));
return CLI_OK;
int i;
sessionidt s;
- if (!argc)
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, argc > 1,
+ "USER", "Username of session to drop", NULL);
+
+ if (!config->cluster_iam_master)
{
- cli_print(cli, "Specify a user to drop");
+ cli_print(cli, "Can't do this on a slave. Do it on %s", inet_toa(config->cluster_master_address));
return CLI_OK;
}
- for (i = 0; i < argc; i++)
+
+ if (!argc)
{
- if (strchr(argv[i], '?'))
- {
- cli_print(cli, "username ...");
- return CLI_OK;
- }
+ cli_print(cli, "Specify a user to drop");
+ return CLI_OK;
}
for (i = 0; i < argc; i++)
if (session[s].ip && session[s].opened && !session[s].die)
{
- int x;
-
cli_print(cli, "Dropping user %s", session[s].user);
- for (x = 0; x < MAXSESSION; x++)
- {
- if (!cli_session_kill[x])
- {
- cli_session_kill[x] = s;
- break;
- }
- }
+ cli_session_actions[s].action |= CLI_SESS_KILL;
}
}
int cmd_drop_tunnel(struct cli_def *cli, char *command, char **argv, int argc)
{
int i;
- tunnelidt tid;
+ tunnelidt t;
- if (!argc)
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, argc > 1,
+ "<1-%d>", MAXTUNNEL-1, "Tunnel id to drop", NULL);
+
+ if (!config->cluster_iam_master)
{
- cli_print(cli, "Specify a tunnel to drop");
+ cli_print(cli, "Can't do this on a slave. Do it on %s", inet_toa(config->cluster_master_address));
return CLI_OK;
}
- for (i = 0; i < argc; i++)
+
+ if (!argc)
{
- if (strchr(argv[i], '?'))
- {
- cli_print(cli, "tunnel_id ...");
- return CLI_OK;
- }
+ cli_print(cli, "Specify a tunnel to drop");
+ return CLI_OK;
}
for (i = 0; i < argc; i++)
{
- int x;
-
- if ((tid = atol(argv[i])) <= 0 || (tid > MAXTUNNEL))
+ if ((t = atol(argv[i])) <= 0 || (t >= MAXTUNNEL))
{
- cli_print(cli, "Invalid tunnel ID (%d - %d)", 0, MAXTUNNEL);
+ cli_print(cli, "Invalid tunnel ID (1-%d)", MAXTUNNEL-1);
continue;
}
- if (!tunnel[tid].ip)
+ if (!tunnel[t].ip)
{
- cli_print(cli, "Tunnel %d is not connected", tid);
+ cli_print(cli, "Tunnel %d is not connected", t);
continue;
}
- if (tunnel[tid].die)
+ if (tunnel[t].die)
{
- cli_print(cli, "Tunnel %d is already being shut down", tid);
+ cli_print(cli, "Tunnel %d is already being shut down", t);
continue;
}
- for (x = 0; x < MAXTUNNEL; x++)
- {
- if (!cli_tunnel_kill[x])
- {
- cli_tunnel_kill[x] = tid;
- cli_print(cli, "Tunnel %d shut down (%s)", tid, tunnel[tid].hostname);
- break;
- }
- }
+ cli_print(cli, "Tunnel %d shut down (%s)", t, tunnel[t].hostname);
+ cli_tunnel_actions[t].action |= CLI_TUN_KILL;
}
return CLI_OK;
int i;
sessionidt s;
- if (!argc)
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, argc > 1,
+ "<1-%d>", MAXSESSION-1, "Session id to drop", NULL);
+
+ if (!config->cluster_iam_master)
{
- cli_print(cli, "Specify a session id to drop");
+ cli_print(cli, "Can't do this on a slave. Do it on %s", inet_toa(config->cluster_master_address));
return CLI_OK;
}
- for (i = 0; i < argc; i++)
+
+ if (!argc)
{
- if (strchr(argv[i], '?'))
- {
- cli_print(cli, "session_id ...");
- return CLI_OK;
- }
+ cli_print(cli, "Specify a session id to drop");
+ return CLI_OK;
}
for (i = 0; i < argc; i++)
{
if ((s = atol(argv[i])) <= 0 || (s > MAXSESSION))
{
- cli_print(cli, "Invalid session ID (%d - %d)", 0, MAXSESSION);
+ cli_print(cli, "Invalid session ID (1-%d)", MAXSESSION-1);
continue;
}
- if (session[s].opened && !session[s].die)
+ if (session[s].ip && session[s].opened && !session[s].die)
{
- int x;
- for (x = 0; x < MAXSESSION; x++)
- {
- if (!cli_session_kill[x])
- {
- cli_session_kill[x] = s;
- break;
- }
- }
cli_print(cli, "Dropping session %d", s);
+ cli_session_actions[s].action |= CLI_SESS_KILL;
}
else
{
int cmd_snoop(struct cli_def *cli, char *command, char **argv, int argc)
{
- int i;
+ ipt ip;
+ u16 port;
sessionidt s;
- if (!argc)
- {
- cli_print(cli, "Specify a user");
- return CLI_OK;
- }
- for (i = 0; i < argc; i++)
+ if (CLI_HELP_REQUESTED)
{
- if (strchr(argv[i], '?'))
+ switch (argc)
{
- cli_print(cli, "username ...");
+ case 1:
+ return cli_arg_help(cli, 0,
+ "USER", "Username of session to snoop", NULL);
+
+ case 2:
+ return cli_arg_help(cli, 0,
+ "A.B.C.D", "IP address of snoop destination", NULL);
+
+ case 3:
+ return cli_arg_help(cli, 0,
+ "N", "Port of snoop destination", NULL);
+
+ case 4:
+ if (!argv[3][1])
+ return cli_arg_help(cli, 1, NULL);
+
+ default:
return CLI_OK;
}
}
- for (i = 0; i < argc; i++)
+ if (!config->cluster_iam_master)
{
- if (!(s = sessionbyuser(argv[i])))
- {
- cli_print(cli, "User %s is not connected", argv[i]);
- continue;
- }
- session[s].snoop = 1;
+ cli_print(cli, "Can't do this on a slave. Do it on %s", inet_toa(config->cluster_master_address));
+ return CLI_OK;
+ }
+
+ if (argc < 3)
+ {
+ cli_print(cli, "Specify username ip port");
+ return CLI_OK;
+ }
- cli_print(cli, "Snooping user %s", argv[i]);
+ if (!(s = sessionbyuser(argv[0])))
+ {
+ cli_print(cli, "User %s is not connected", argv[0]);
+ return CLI_OK;
+ }
+
+ ip = inet_addr(argv[1]);
+ if (!ip || ip == INADDR_NONE)
+ {
+ cli_print(cli, "Cannot parse IP \"%s\"", argv[1]);
+ return CLI_OK;
+ }
+
+ port = atoi(argv[2]);
+ if (!port)
+ {
+ cli_print(cli, "Invalid port %s", argv[2]);
+ return CLI_OK;
}
+
+ cli_print(cli, "Snooping user %s to %s:%d", argv[0], inet_toa(session[s].snoop_ip), session[s].snoop_port);
+ cli_session_actions[s].snoop_ip = ip;
+ cli_session_actions[s].snoop_port = port;
+ cli_session_actions[s].action |= CLI_SESS_SNOOP;
+
return CLI_OK;
}
int i;
sessionidt s;
- if (!argc)
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, argc > 1,
+ "USER", "Username of session to un-snoop", NULL);
+
+ if (!config->cluster_iam_master)
{
- cli_print(cli, "Specify a user");
+ cli_print(cli, "Can't do this on a slave. Do it on %s", inet_toa(config->cluster_master_address));
return CLI_OK;
}
- for (i = 0; i < argc; i++)
+
+ if (!argc)
{
- if (strchr(argv[i], '?'))
- {
- cli_print(cli, "username ...");
- return CLI_OK;
- }
+ cli_print(cli, "Specify a user");
+ return CLI_OK;
}
for (i = 0; i < argc; i++)
cli_print(cli, "User %s is not connected", argv[i]);
continue;
}
- session[s].snoop = 0;
cli_print(cli, "Not snooping user %s", argv[i]);
+ cli_session_actions[s].action |= CLI_SESS_NOSNOOP;
}
return CLI_OK;
}
int i;
sessionidt s;
- if (!argc)
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, argc > 1,
+ "USER", "Username of session to throttle", NULL);
+
+ if (!config->cluster_iam_master)
{
- cli_print(cli, "Specify a user");
+ cli_print(cli, "Can't do this on a slave. Do it on %s", inet_toa(config->cluster_master_address));
return CLI_OK;
}
- for (i = 0; i < argc; i++)
+
+ if (!argc)
{
- if (strchr(argv[i], '?'))
- {
- cli_print(cli, "username ...");
- return CLI_OK;
- }
+ cli_print(cli, "Specify a user");
+ return CLI_OK;
}
for (i = 0; i < argc; i++)
cli_print(cli, "User %s is not connected", argv[i]);
continue;
}
- if (!throttle_session(s, 1))
- cli_print(cli, "error throttling %s", argv[i]);
- else
- cli_print(cli, "throttling user %s", argv[i]);
+
+ if (session[s].throttle)
+ {
+ cli_print(cli, "User %s already throttled", argv[i]);
+ continue;
+ }
+
+ cli_print(cli, "Throttling user %s", argv[i]);
+ cli_session_actions[s].throttle = config->rl_rate; // could be configurable at some stage
+ cli_session_actions[s].action |= CLI_SESS_THROTTLE;
}
+
return CLI_OK;
}
int i;
sessionidt s;
- if (!argc)
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, argc > 1,
+ "USER", "Username of session to un-throttle", NULL);
+
+ if (!config->cluster_iam_master)
{
- cli_print(cli, "Specify a user");
+ cli_print(cli, "Can't do this on a slave. Do it on %s", inet_toa(config->cluster_master_address));
return CLI_OK;
}
- for (i = 0; i < argc; i++)
+
+ if (!argc)
{
- if (strchr(argv[i], '?'))
- {
- cli_print(cli, "username ...");
- return CLI_OK;
- }
+ cli_print(cli, "Specify a user");
+ return CLI_OK;
}
for (i = 0; i < argc; i++)
cli_print(cli, "User %s is not connected", argv[i]);
continue;
}
- throttle_session(s, 0);
- cli_print(cli, "unthrottling user %s", argv[i]);
+ if (!session[s].throttle)
+ {
+ cli_print(cli, "User %s not throttled", argv[i]);
+ continue;
+ }
+
+ cli_print(cli, "Unthrottling user %s", argv[i]);
+ cli_session_actions[s].action |= CLI_SESS_NOTHROTTLE;
}
+
return CLI_OK;
}
{
int i;
- if (!argc)
- {
- cli_print(cli, "Currently debugging: ");
- if (debug_flags.critical) cli_print(cli, "critical ");
- if (debug_flags.error) cli_print(cli, "error ");
- if (debug_flags.warning) cli_print(cli, "warning ");
- if (debug_flags.info) cli_print(cli, "info ");
- if (debug_flags.calls) cli_print(cli, "calls ");
- if (debug_flags.data) cli_print(cli, "data ");
- cli_print(cli, "");
- return CLI_OK;
- }
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, 1,
+ "all", "Enable debugging for all except \"data\"",
+ "critical", "", // FIXME: add descriptions
+ "error", "",
+ "warning", "",
+ "info", "",
+ "calls", "",
+ "data", "",
+ NULL);
- for (i = 0; i < argc; i++)
+ if (!argc)
{
- if (*argv[i] == '?')
+ char *p = (char *) &debug_flags;
+ for (i = 0; i < sizeof(debug_flags); i++)
{
- cli_print(cli, "Possible debugging states are:");
- cli_print(cli, " critical");
- cli_print(cli, " error");
- cli_print(cli, " warning");
- cli_print(cli, " info");
- cli_print(cli, " calls");
- cli_print(cli, " data");
- return CLI_OK;
+ if (p[i])
+ {
+ cli_print(cli, "Currently debugging:%s%s%s%s%s%s",
+ (debug_flags.critical) ? " critical" : "",
+ (debug_flags.error) ? " error" : "",
+ (debug_flags.warning) ? " warning" : "",
+ (debug_flags.info) ? " info" : "",
+ (debug_flags.calls) ? " calls" : "",
+ (debug_flags.data) ? " data" : "");
+
+ return CLI_OK;
+ }
}
+
+ cli_print(cli, "Debugging off");
+ return CLI_OK;
}
for (i = 0; i < argc; i++)
{
- if (strcasecmp(argv[i], "critical") == 0) debug_flags.critical = 1;
- if (strcasecmp(argv[i], "error") == 0) debug_flags.error = 1;
- if (strcasecmp(argv[i], "warning") == 0) debug_flags.warning = 1;
- if (strcasecmp(argv[i], "info") == 0) debug_flags.info = 1;
- if (strcasecmp(argv[i], "calls") == 0) debug_flags.calls = 1;
- if (strcasecmp(argv[i], "data") == 0) debug_flags.data = 1;
- if (strcasecmp(argv[i], "all") == 0)
+ int len = strlen(argv[i]);
+
+ if (argv[i][0] == 'c' && len < 2)
+ len = 2; /* distinguish [cr]itical from [ca]lls */
+
+ if (!strncasecmp(argv[i], "critical", len)) { debug_flags.critical = 1; continue; }
+ if (!strncasecmp(argv[i], "error", len)) { debug_flags.error = 1; continue; }
+ if (!strncasecmp(argv[i], "warning", len)) { debug_flags.warning = 1; continue; }
+ if (!strncasecmp(argv[i], "info", len)) { debug_flags.info = 1; continue; }
+ if (!strncasecmp(argv[i], "calls", len)) { debug_flags.calls = 1; continue; }
+ if (!strncasecmp(argv[i], "data", len)) { debug_flags.data = 1; continue; }
+ if (!strncasecmp(argv[i], "all", len))
{
memset(&debug_flags, 1, sizeof(debug_flags));
debug_flags.data = 0;
+ continue;
}
+
+ cli_print(cli, "Invalid debugging flag \"%s\"", argv[i]);
}
return CLI_OK;
{
int i;
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, 1,
+ "all", "Disable all debugging",
+ "critical", "", // FIXME: add descriptions
+ "error", "",
+ "warning", "",
+ "info", "",
+ "calls", "",
+ "data", "",
+ NULL);
+
+ if (!argc)
+ {
+ memset(&debug_flags, 0, sizeof(debug_flags));
+ return CLI_OK;
+ }
+
for (i = 0; i < argc; i++)
{
- if (strcasecmp(argv[i], "critical") == 0) debug_flags.critical = 0;
- if (strcasecmp(argv[i], "error") == 0) debug_flags.error = 0;
- if (strcasecmp(argv[i], "warning") == 0) debug_flags.warning = 0;
- if (strcasecmp(argv[i], "info") == 0) debug_flags.info = 0;
- if (strcasecmp(argv[i], "calls") == 0) debug_flags.calls = 0;
- if (strcasecmp(argv[i], "data") == 0) debug_flags.data = 0;
- if (strcasecmp(argv[i], "all") == 0) memset(&debug_flags, 0, sizeof(debug_flags));
+ int len = strlen(argv[i]);
+
+ if (argv[i][0] == 'c' && len < 2)
+ len = 2; /* distinguish [cr]itical from [ca]lls */
+
+ if (!strncasecmp(argv[i], "critical", len)) { debug_flags.critical = 0; continue; }
+ if (!strncasecmp(argv[i], "error", len)) { debug_flags.error = 0; continue; }
+ if (!strncasecmp(argv[i], "warning", len)) { debug_flags.warning = 0; continue; }
+ if (!strncasecmp(argv[i], "info", len)) { debug_flags.info = 0; continue; }
+ if (!strncasecmp(argv[i], "calls", len)) { debug_flags.calls = 0; continue; }
+ if (!strncasecmp(argv[i], "data", len)) { debug_flags.data = 0; continue; }
+ if (!strncasecmp(argv[i], "all", len))
+ {
+ memset(&debug_flags, 0, sizeof(debug_flags));
+ continue;
+ }
+
+ cli_print(cli, "Invalid debugging flag \"%s\"", argv[i]);
}
return CLI_OK;
int cmd_load_plugin(struct cli_def *cli, char *command, char **argv, int argc)
{
int i, firstfree = 0;
+
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, argc > 1,
+ "PLUGIN", "Name of plugin to load", NULL);
+
if (argc != 1)
{
cli_print(cli, "Specify a plugin to load");
{
int i;
+ if (CLI_HELP_REQUESTED)
+ return cli_arg_help(cli, argc > 1,
+ "PLUGIN", "Name of plugin to unload", NULL);
+
if (argc != 1)
{
cli_print(cli, "Specify a plugin to remove");
return CLI_OK;
}
-char *duration(time_t seconds)
+char *duration(time_t secs)
{
static char *buf = NULL;
+ int p = 0;
+
if (!buf) buf = calloc(64, 1);
- if (seconds > 86400)
- sprintf(buf, "%d days", (int)(seconds / 86400.0));
- else if (seconds > 60)
- sprintf(buf, "%02d:%02lu", (int)(seconds / 3600.0), seconds % 60);
+ if (secs >= 86400)
+ {
+ int days = secs / 86400;
+ p = sprintf(buf, "%d day%s, ", days, days > 1 ? "s" : "");
+ secs %= 86400;
+ }
+
+ if (secs >= 3600)
+ {
+ int mins = secs / 60;
+ int hrs = mins / 60;
+
+ mins %= 60;
+ sprintf(buf + p, "%d:%02d", hrs, mins);
+ }
+ else if (secs >= 60)
+ {
+ int mins = secs / 60;
+ sprintf(buf + p, "%d min%s", mins, mins > 1 ? "s" : "");
+ }
else
- sprintf(buf, "%lu sec", seconds);
+ sprintf(buf, "%ld sec%s", secs, secs > 1 ? "s" : "");
+
return buf;
}
FILE *fh;
char buf[100], *p = buf, *loads[3];
int i, num_sessions = 0;
- time_t time_now;
+
+ if (CLI_HELP_REQUESTED)
+ return CLI_HELP_NO_ARGS;
fh = fopen("/proc/loadavg", "r");
fgets(buf, 100, fh);
cli_print(cli, "%s up %s, %d users, load average: %s, %s, %s",
buf,
- duration(abs(time_now - config->start_time)),
+ duration(time_now - config->start_time),
num_sessions,
loads[0], loads[1], loads[2]
);
{
int i;
+ if (CLI_HELP_REQUESTED)
+ {
+ switch (argc)
+ {
+ case 1:
+ {
+ int len = strlen(argv[0])-1;
+ for (i = 0; config_values[i].key; i++)
+ if (!len || !strncmp(argv[0], config_values[i].key, len))
+ cli_print(cli, " %s", config_values[i].key);
+ }
+
+ return CLI_OK;
+
+ case 2:
+ return cli_arg_help(cli, 0,
+ "VALUE", "Value for variable", NULL);
+
+ case 3:
+ if (!argv[2][1])
+ return cli_arg_help(cli, 1, NULL);
+
+ default:
+ return CLI_OK;
+ }
+ }
+
if (argc != 2)
{
- cli_print(cli, "Usage: set <variable> <value>");
+ cli_print(cli, "Specify variable and value");
return CLI_OK;
}
if (show_message)
{
- ipt address = ntohl(ringbuffer->buffer[i].address);
+ ipt address = htonl(ringbuffer->buffer[i].address);
char *ipaddr;
struct in_addr addr;
projects / l2tpns.git / blobdiff