Set a maximum time to wait for radius to be ready on shutdown
This commit is contained in:
fred_nerk
parent
fd82089835
commit
32febcb0c7
3 changed files with 129 additions and 64 deletions
180
l2tpns.c
180
l2tpns.c
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@ -4,7 +4,7 @@
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// Copyright (c) 2002 FireBrick (Andrews & Arnold Ltd / Watchfront Ltd) - GPL licenced
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// vim: sw=8 ts=8
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char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.22 2004/08/13 00:02:50 fred_nerk Exp $";
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char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.23 2004/08/26 04:43:52 fred_nerk Exp $";
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#include <arpa/inet.h>
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#include <assert.h>
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@ -540,18 +540,26 @@ int cmd_show_ipcache(struct cli_def *cli, char *command, char **argv, int argc)
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cli_print(cli, "%7s %s", "Sess#", "IP Address");
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for (i = 0; i < 256; ++i) {
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if (!d[i]) continue;
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for (i = 0; i < 256; ++i)
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{
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if (!d[i])
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continue;
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e = (char**) d[i];
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for (j = 0; j < 256; ++j) {
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if (!e[j]) continue;
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for (j = 0; j < 256; ++j)
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{
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if (!e[j])
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continue;
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f = (char**) e[j];
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for (k = 0; k < 256; ++k) {
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if (!f[k]) continue;
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for (k = 0; k < 256; ++k)
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{
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if (!f[k])
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continue;
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g = (char**)f[k];
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for (l = 0; l < 256; ++l) {
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if (!g[l]) continue;
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cli_print(cli, "%7d %d.%d.%d.%d", (int) g[l], i, j, k, l);
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for (l = 0; l < 256; ++l)
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{
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if (!g[l])
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continue;
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cli_print(cli, "%7d %d.%d.%d.%d", (int) g[l], i, j, k, l);
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++count;
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}
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}
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@ -573,7 +581,8 @@ sessionidt sessionbyuser(char *username)
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int s;
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CSTAT(call_sessionbyuser);
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for (s = 1; s < MAXSESSION ; ++s) {
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for (s = 1; s < MAXSESSION ; ++s)
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{
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if (session[s].walled_garden)
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continue; // Skip walled garden users.
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@ -742,7 +751,8 @@ void processipout(u8 * buf, int len)
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static int rate = 0; // Number of ICMP packets we've sent this second.
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static int last = 0; // Last time we reset the ICMP packet counter 'rate'.
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if (last != time_now) {
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if (last != time_now)
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{
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last = time_now;
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rate = 0;
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}
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@ -782,7 +792,8 @@ void processipout(u8 * buf, int len)
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// Add on L2TP header
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{
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u8 *p = makeppp(b, sizeof(b), buf, len, t, s, PPPIP);
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if (!p) {
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if (!p)
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{
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log(3, session[s].ip, s, t, "failed to send packet in processipout.\n");
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return;
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}
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@ -808,7 +819,8 @@ void send_ipout(sessionidt s, u8 *buf, int len)
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u8 b[MAXETHER + 20];
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if (len < 0 || len > MAXETHER) {
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if (len < 0 || len > MAXETHER)
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{
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log(1,0,0,0, "Odd size IP packet: %d bytes\n", len);
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return;
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}
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@ -833,7 +845,8 @@ void send_ipout(sessionidt s, u8 *buf, int len)
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// Add on L2TP header
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{
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u8 *p = makeppp(b, sizeof(b), buf, len, t, s, PPPIP);
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if (!p) {
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if (!p)
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{
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log(3, session[s].ip, s, t, "failed to send packet in send_ipout.\n");
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return;
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}
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@ -963,8 +976,10 @@ int throttle_session(sessionidt s, int throttle)
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if (!*session[s].user)
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return 0; // User not logged in
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if (throttle) {
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if (session[s].tbf_in || session[s].tbf_out) {
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if (throttle)
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{
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if (session[s].tbf_in || session[s].tbf_out)
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{
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if (throttle == session[s].throttle)
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return 1;
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@ -977,7 +992,9 @@ int throttle_session(sessionidt s, int throttle)
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session[s].tbf_in = new_tbf(s, throttle*1024/4, throttle*1024/8, send_ipin);
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session[s].tbf_out = new_tbf(s, throttle*1024/4, throttle*1024/8, send_ipout);
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if (throttle != session[s].throttle) { // Changed. Flood to slaves.
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if (throttle != session[s].throttle)
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{
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// Changed. Flood to slaves.
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session[s].throttle = throttle;
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cluster_send_session(s);
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}
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@ -996,7 +1013,9 @@ int throttle_session(sessionidt s, int throttle)
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free_tbf(session[s].tbf_out);
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session[s].tbf_out = 0;
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if (throttle != session[s].throttle) { // Changed. Flood to slaves.
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if (throttle != session[s].throttle)
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{
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// Changed. Flood to slaves.
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session[s].throttle = throttle;
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cluster_send_session(s);
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}
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@ -1030,7 +1049,8 @@ void sessionshutdown(sessionidt s, char *reason)
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}
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// RADIUS Stop message
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if (session[s].opened && !walled_garden && !dead) {
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if (session[s].opened && !walled_garden && !dead)
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{
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u16 r = session[s].radius;
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if (!r)
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{
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@ -1105,7 +1125,8 @@ void sendipcp(tunnelidt t, sessionidt s)
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}
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q = makeppp(buf,sizeof(buf), 0, 0, t, s, PPPIPCP);
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if (!q) {
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if (!q)
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{
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log(3, session[s].ip, s, t, "failed to send packet in sendipcp.\n");
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return;
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}
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@ -1287,7 +1308,8 @@ void processudp(u8 * buf, int len, struct sockaddr_in *addr)
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char called[MAXTEL] = ""; // called number
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char calling[MAXTEL] = ""; // calling number
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if (!config->cluster_iam_master) {
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if (!config->cluster_iam_master)
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{
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master_forward_packet(buf, len, addr->sin_addr.s_addr, addr->sin_port);
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return;
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}
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@ -1308,7 +1330,8 @@ void processudp(u8 * buf, int len, struct sockaddr_in *addr)
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//
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// Is this a duplicate of the first packet? (SCCRQ)
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//
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for ( i = 1; i <= config->cluster_highest_tunnelid ; ++i) {
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for (i = 1; i <= config->cluster_highest_tunnelid ; ++i)
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{
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if (tunnel[i].state != TUNNELOPENING ||
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tunnel[i].ip != ntohl(*(ipt *) & addr->sin_addr) ||
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tunnel[i].port != ntohs(addr->sin_port) )
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@ -1318,7 +1341,8 @@ void processudp(u8 * buf, int len, struct sockaddr_in *addr)
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}
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}
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if (!t) {
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if (!t)
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{
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if (!(t = new_tunnel()))
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{
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log(1, ntohl(addr->sin_addr.s_addr), 0, 0, "No more tunnels\n");
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@ -1457,17 +1481,21 @@ void processudp(u8 * buf, int len, struct sockaddr_in *addr)
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{
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u16 rescode = ntohs(*(u16 *)(b));
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const char* resdesc = "(unknown)";
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if (message == 4) { /* StopCCN */
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if (message == 4)
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{ /* StopCCN */
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if (rescode <= MAX_STOPCCN_RESULT_CODE)
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resdesc = stopccn_result_codes[rescode];
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} else if (message == 14) { /* CDN */
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}
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else if (message == 14)
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{ /* CDN */
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if (rescode <= MAX_CDN_RESULT_CODE)
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resdesc = cdn_result_codes[rescode];
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}
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log(4, ntohl(addr->sin_addr.s_addr), s, t, " Result Code %d: %s\n",
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rescode, resdesc);
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if (n >= 4) {
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if (n >= 4)
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{
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u16 errcode = ntohs(*(u16 *)(b + 2));
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const char* errdesc = "(unknown)";
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if (errcode <= MAX_ERROR_CODE)
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@ -2066,7 +2094,8 @@ int regular_cleanups(void)
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u8 b[MAXCONTROL] = {0};
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u8 *q = makeppp(b, sizeof(b), 0, 0, session[s].tunnel, s, PPPLCP);
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if (!q) {
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if (!q)
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{
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log(3, session[s].ip, s, t, "failed to send ECHO packet.\n");
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continue;
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}
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@ -2156,18 +2185,31 @@ int regular_cleanups(void)
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int still_busy(void)
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{
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int i;
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static int last_talked = 0;
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for (i = config->cluster_highest_tunnelid ; i > 0 ; --i) {
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static clockt last_talked = 0;
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static clockt start_busy_wait = 0;
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if (start_busy_wait == 0)
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start_busy_wait = TIME;
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for (i = config->cluster_highest_tunnelid ; i > 0 ; --i)
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{
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if (!tunnel[i].controlc)
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continue;
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if (last_talked != TIME) {
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if (last_talked != TIME)
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{
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log(2,0,0,0, "Tunnel %d still has un-acked control messages.\n", i);
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last_talked = TIME;
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}
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return 1;
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}
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// We stop waiting for radius after BUSY_WAIT_TIMEOUT 1/10th seconds
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if (abs(TIME - start_busy_wait) > BUSY_WAIT_TIMEOUT)
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{
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log(1, 0, 0, 0, "Giving up waiting for RADIUS to be empty. Shutting down anyway.\n");
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return 0;
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}
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for (i = 1; i < MAXRADIUS; i++)
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{
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if (radius[i].state == RADIUSNULL)
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@ -2175,7 +2217,8 @@ int still_busy(void)
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if (radius[i].state == RADIUSWAIT)
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continue;
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if (last_talked != TIME) {
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if (last_talked != TIME)
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{
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log(2,0,0,0, "Radius session %d is still busy (sid %d)\n", i, radius[i].session);
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last_talked = TIME;
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}
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@ -2300,7 +2343,8 @@ void mainloop(void)
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for (i = 0; i < config->num_radfds; i++)
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if (FD_ISSET(radfds[i], &r))
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processrad(buf, recv(radfds[i], buf, sizeof(buf), 0), i);
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if (FD_ISSET(cluster_sockfd, &r)) {
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if (FD_ISSET(cluster_sockfd, &r))
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{
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int size;
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size = recvfrom(cluster_sockfd, buf, sizeof(buf), MSG_WAITALL, (void *) &addr, &alen);
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processcluster(buf, size, addr.sin_addr.s_addr);
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@ -2350,7 +2394,8 @@ void mainloop(void)
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// Runs on all machines both master and slave.
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{
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static clockt last_run = 0;
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if (last_run != TIME) {
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if (last_run != TIME)
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{
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last_run = TIME;
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tbf_run_timer();
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}
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@ -2360,10 +2405,15 @@ void mainloop(void)
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* something to read, else under load this will never actually run....
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*
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*/
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if (config->cluster_iam_master && next_clean <= time_now) {
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if (regular_cleanups()) { // Did it finish?
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if (config->cluster_iam_master && next_clean <= time_now)
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{
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if (regular_cleanups())
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{
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// Did it finish?
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next_clean = time_now + 1 ; // Didn't finish. Check quickly.
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} else {
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}
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else
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{
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next_clean = time_now + config->cleanup_interval; // Did. Move to next interval.
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}
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}
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@ -2473,7 +2523,8 @@ void initdata(void)
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memset(ip_address_pool, 0, sizeof(ippoolt) * MAXIPPOOL);
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// Put all the sessions on the free list marked as undefined.
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for (i = 1; i < MAXSESSION - 1; i++) {
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for (i = 1; i < MAXSESSION - 1; i++)
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{
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session[i].next = i + 1;
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session[i].tunnel = T_UNDEF; // mark it as not filled in.
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}
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@ -2481,9 +2532,8 @@ void initdata(void)
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sessionfree = 1;
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// Mark all the tunnels as undefined (waiting to be filled in by a download).
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for (i = 1; i < MAXTUNNEL- 1; i++) {
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for (i = 1; i < MAXTUNNEL- 1; i++)
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tunnel[i].state = TUNNELUNDEF; // mark it as not filled in.
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}
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if (!*hostname)
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{
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@ -2605,7 +2655,8 @@ void rebuild_address_pool(void)
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//
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// Zero the IP pool allocation, and build
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// a map from IP address to pool index.
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for (i = 1; i < MAXIPPOOL; ++i) {
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for (i = 1; i < MAXIPPOOL; ++i)
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{
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ip_address_pool[i].assigned = 0;
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ip_address_pool[i].session = 0;
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if (!ip_address_pool[i].address)
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@ -2614,13 +2665,16 @@ void rebuild_address_pool(void)
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cache_ipmap(ip_address_pool[i].address, -i); // Map pool IP to pool index.
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}
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for (i = 0; i < MAXSESSION; ++i) {
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for (i = 0; i < MAXSESSION; ++i)
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{
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int ipid;
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if (!session[i].ip || !session[i].tunnel)
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continue;
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ipid = - lookup_ipmap(htonl(session[i].ip));
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if (session[i].ip_pool_index < 0) { // Not allocated out of the pool.
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if (session[i].ip_pool_index < 0)
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{
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// Not allocated out of the pool.
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if (ipid < 1) // Not found in the pool either? good.
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continue;
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@ -2631,7 +2685,8 @@ void rebuild_address_pool(void)
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}
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if (ipid > MAXIPPOOL || ipid < 0) {
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if (ipid > MAXIPPOOL || ipid < 0)
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{
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log(0, 0, i, 0, "Session %d has a pool IP that's not found in the pool! (%d)\n", i, ipid);
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ipid = -1;
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session[i].ip_pool_index = ipid;
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@ -2786,7 +2841,6 @@ void snoop_send_packet(char *packet, u16 size, ipt destination, u16 port)
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}
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void dump_acct_info()
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{
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char filename[1024];
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char timestr[64];
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@ -2825,10 +2879,10 @@ void dump_acct_info()
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log(4, 0, 0, 0, "Dumping accounting information for %s\n", session[i].user);
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fprintf(f, "%s %s %d %u %u\n",
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session[i].user, // username
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inet_toa(htonl(session[i].ip)), // ip
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(session[i].throttle) ? 2 : 1, // qos
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(u32)session[i].cin, // uptxoctets
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session[i].user, // username
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inet_toa(htonl(session[i].ip)), // ip
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(session[i].throttle) ? 2 : 1, // qos
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(u32)session[i].cin, // uptxoctets
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(u32)session[i].cout); // downrxoctets
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session[i].pin = session[i].cin = 0;
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@ -3441,7 +3495,8 @@ void read_config_file()
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FILE *f;
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if (!config->config_file) return;
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if (!(f = fopen(config->config_file, "r"))) {
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if (!(f = fopen(config->config_file, "r")))
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{
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fprintf(stderr, "Can't open config file %s: %s\n", config->config_file, strerror(errno));
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return;
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}
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@ -3554,7 +3609,8 @@ int load_session(sessionidt s, sessiont *new)
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// Sanity checks.
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if (new->ip_pool_index >= MAXIPPOOL ||
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new->tunnel >= MAXTUNNEL) {
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new->tunnel >= MAXTUNNEL)
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{
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log(0,0,s,0, "Strange session update received!\n");
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// FIXME! What to do here?
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return 0;
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@ -3585,7 +3641,9 @@ int load_session(sessionidt s, sessiont *new)
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uncache_ipmap(session[s].ip);
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}
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if (new->ip) { // If there's a new one, add it.
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if (new->ip)
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{
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// If there's a new one, add it.
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if (new->ip_pool_index == -1)
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routeset(s, new->ip, 0, 0, 1);
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else
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@ -3869,7 +3927,8 @@ void become_master(void)
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int s;
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run_plugins(PLUGIN_BECOME_MASTER, NULL);
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|
||||
for (s = 1; s <= config->cluster_highest_sessionid ; ++s) {
|
||||
for (s = 1; s <= config->cluster_highest_sessionid ; ++s)
|
||||
{
|
||||
if (!session[s].tunnel) // Not an in-use session.
|
||||
continue;
|
||||
|
||||
|
|
@ -3891,7 +3950,8 @@ int cmd_show_hist_idle(struct cli_def *cli, char *command, char **argv, int argc
|
|||
time(&time_now);
|
||||
for (i = 0; i < 64;++i) buckets[i] = 0;
|
||||
|
||||
for (s = 1; s <= config->cluster_highest_sessionid ; ++s) {
|
||||
for (s = 1; s <= config->cluster_highest_sessionid ; ++s)
|
||||
{
|
||||
int idle;
|
||||
if (!session[s].tunnel)
|
||||
continue;
|
||||
|
|
@ -3907,7 +3967,8 @@ int cmd_show_hist_idle(struct cli_def *cli, char *command, char **argv, int argc
|
|||
++buckets[idle];
|
||||
}
|
||||
|
||||
for (i = 0; i < 63; ++i) {
|
||||
for (i = 0; i < 63; ++i)
|
||||
{
|
||||
cli_print(cli, "%3d seconds : %7.2f%% (%6d)", i * 5, (double) buckets[i] * 100.0 / count , buckets[i]);
|
||||
}
|
||||
cli_print(cli, "lots of secs : %7.2f%% (%6d)", (double) buckets[63] * 100.0 / count , buckets[i]);
|
||||
|
|
@ -3927,7 +3988,8 @@ int cmd_show_hist_open(struct cli_def *cli, char *command, char **argv, int argc
|
|||
time(&time_now);
|
||||
for (i = 0; i < 64;++i) buckets[i] = 0;
|
||||
|
||||
for (s = 1; s <= config->cluster_highest_sessionid ; ++s) {
|
||||
for (s = 1; s <= config->cluster_highest_sessionid ; ++s)
|
||||
{
|
||||
int open = 0, d;
|
||||
if (!session[s].tunnel)
|
||||
continue;
|
||||
|
|
@ -3935,7 +3997,8 @@ int cmd_show_hist_open(struct cli_def *cli, char *command, char **argv, int argc
|
|||
d = time_now - session[s].opened;
|
||||
if (d < 0)
|
||||
d = 0;
|
||||
while (d > 1 && open < 32) {
|
||||
while (d > 1 && open < 32)
|
||||
{
|
||||
++open;
|
||||
d >>= 1; // half.
|
||||
}
|
||||
|
|
@ -3944,7 +4007,8 @@ int cmd_show_hist_open(struct cli_def *cli, char *command, char **argv, int argc
|
|||
}
|
||||
|
||||
s = 1;
|
||||
for (i = 0; i < 30; ++i) {
|
||||
for (i = 0; i < 30; ++i)
|
||||
{
|
||||
cli_print(cli, " < %8d seconds : %7.2f%% (%6d)", s, (double) buckets[i] * 100.0 / count , buckets[i]);
|
||||
s <<= 1;
|
||||
}
|
||||
|
|
|
|||
3
l2tpns.h
3
l2tpns.h
|
|
@ -1,5 +1,5 @@
|
|||
// L2TPNS Global Stuff
|
||||
// $Id: l2tpns.h,v 1.15 2004/08/02 05:40:21 fred_nerk Exp $
|
||||
// $Id: l2tpns.h,v 1.16 2004/08/26 04:44:26 fred_nerk Exp $
|
||||
|
||||
#ifndef __L2TPNS_H__
|
||||
#define __L2TPNS_H__
|
||||
|
|
@ -40,6 +40,7 @@
|
|||
#define MAX_LOG_LENGTH 512 // Maximum size of log message
|
||||
#define ECHO_TIMEOUT 60 // Time between last packet sent and LCP ECHO generation
|
||||
#define IDLE_TIMEOUT 240 // Time between last packet sent and LCP ECHO generation
|
||||
#define BUSY_WAIT_TIMEOUT 3000 // 5 minutes in 1/10th seconds to wait for radius to cleanup on shutdown
|
||||
|
||||
// Constants
|
||||
#include "config.h"
|
||||
|
|
|
|||
10
ppp.c
10
ppp.c
|
|
@ -1,6 +1,6 @@
|
|||
// L2TPNS PPP Stuff
|
||||
|
||||
char const *cvs_id_ppp = "$Id: ppp.c,v 1.12 2004/08/13 00:02:50 fred_nerk Exp $";
|
||||
char const *cvs_id_ppp = "$Id: ppp.c,v 1.13 2004/08/26 04:44:26 fred_nerk Exp $";
|
||||
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
|
|
@ -251,7 +251,7 @@ void dumplcp(u8 *p, int l)
|
|||
{
|
||||
case 1: // Maximum-Receive-Unit
|
||||
if (length == 4)
|
||||
log(4, 0, 0, 0, " %s %d\n", lcp_types[type], ntohs(*(u16 *)(o + 2)));
|
||||
log(4, 0, 0, 0, " %s %d\n", lcp_types[type], ntohs(*(u16 *)(o + 2)));
|
||||
else
|
||||
log(4, 0, 0, 0, " %s odd length %d\n", lcp_types[type], length);
|
||||
break;
|
||||
|
|
@ -259,7 +259,7 @@ void dumplcp(u8 *p, int l)
|
|||
{
|
||||
if (length == 4)
|
||||
{
|
||||
int proto = ntohs(*(u16 *)(o + 2));
|
||||
int proto = ntohs(*(u16 *)(o + 2));
|
||||
log(4, 0, 0, 0, " %s 0x%x (%s)\n", lcp_types[type], proto,
|
||||
proto == 0xC223 ? "CHAP" :
|
||||
proto == 0xC023 ? "PAP" : "UNKNOWN");
|
||||
|
|
@ -278,8 +278,8 @@ void dumplcp(u8 *p, int l)
|
|||
{
|
||||
if (length == 6)
|
||||
{
|
||||
u32 magicno = ntohl(*(u32 *)(o + 2));
|
||||
log(4, 0, 0, 0, " %s %x\n", lcp_types[type], magicno);
|
||||
u32 magicno = ntohl(*(u32 *)(o + 2));
|
||||
log(4, 0, 0, 0, " %s %x\n", lcp_types[type], magicno);
|
||||
}
|
||||
else
|
||||
log(4, 0, 0, 0, " %s odd length %d\n", lcp_types[type], length);
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue