debug
[svn/Prometheus-QoS/.git] / prometheus.c
CommitLineData
068f0e75 1/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */\r
b1a5c883 2/* Prometheus QoS - you can "steal fire" from your ISP */\r
3/* "fair-per-IP" quality of service (QoS) utility */\r
068f0e75 4/* requires Linux 2.4.x or 2.6.x with HTB support */\r
33c2a33d 5/* Copyright(C) 2005-2017 Michael Polak, Arachne Aerospace */\r
068f0e75 6/* iptables-restore support Copyright(C) 2007-2008 ludva */\r
7/* Credit: CZFree.Net,Martin Devera,Netdave,Aquarius,Gandalf */\r
8/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */\r
9\r
9f552e96 10/* Modified by: xChaos, 20171012\r
a031788f 11 ludva, 20080415\r
208112af 12 \r
007c44c5 13 Prometheus QoS is free software; you can redistribute it and/or\r
14 modify it under the terms of the GNU General Public License as \r
15 published by the Free Software Foundation; either version 2.1 of \r
16 the License, or (at your option) any later version.\r
17\r
18 Prometheus QoS is distributed in the hope that it will be useful,\r
19 but WITHOUT ANY WARRANTY; without even the implied warranty of\r
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\r
21 General Public License for more details.\r
22\r
c9012978 23 You should have received a copy of the GNU General Public License\r
24 along with Prometheus Qos; if not, write to the Free Software\r
d1ae4fa7 25 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA \r
26 \r
c9012978 27 GNU General Public License is located in file COPYING */\r
007c44c5 28\r
208112af 29#include "cll1-0.6.2.h"\r
1c9cae56 30#include "ipstruct.h"\r
007c44c5 31\r
9f552e96 32const char *version = "0.9.0-a";\r
007c44c5 33\r
068f0e75 34/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */\r
9f552e96 35/* Versions: 0.9.0 is development release, 1.0 will be "stable" */\r
068f0e75 36/* Official Trac URL: https://dev.arachne.cz/svn/prometheus */\r
37/* Official SVN URL: https://dev.arachne.cz/repos/prometheus */\r
38/* BTC donations account: 19rriLx8vR19wGefPaMhakqnCYNYwjLvxq */\r
39/* CZK donations account: 2900242944/2010 (transparent account) */\r
40/* Warning: unofficial Github mirror is not supported by author! */\r
41/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */\r
77e71d6b 42\r
9f552e96 43const char *stats_html_signature = "<span class=\"small\">Statistics generated by Prometheus QoS version %s<br />GPL+Copyright(C)2005-2017 Michael Polak, <a target=\"_blank\" href=\"http://www.arachne.cz/\">Arachne Labs</a></span>\n";\r
2d114137 44\r
068f0e75 45#define STRLEN 512\r
46#undef DEBUG\r
47\r
82c702a1 48/* ======= All path names are defined here (for RPM patch) ======= */\r
ae776b10 49\r
f19d3cd0 50const char *tc = "/sbin/tc"; /* requires tc with HTB support */\r
51const char *iptables = "/sbin/iptables"; /* requires iptables utility */\r
52const char *ip6tables = "/sbin/ip6tables"; /* requires iptables utility */\r
53const char *iptablessave = "/sbin/iptables-save"; /* not yet required */\r
54const char *iptablesrestore = "/sbin/iptables-restore"; /* requires iptables-restore */\r
55const char *ip6tablessave = "/sbin/ip6tables-save"; /* not yet required */\r
56const char *ip6tablesrestore = "/sbin/ip6tables-restore"; /* requires iptables-restore */\r
57const char *ls = "/bin/ls"; /* this is not user configurable :-) */\r
ae776b10 58\r
2d114137 59char *config = "/etc/prometheus/prometheus.conf"; /* main configuration file */\r
60char *hosts = "/etc/prometheus/hosts"; /* per-IP bandwidth definition file */\r
bb5e7385 61char *macrosfile = "/etc/prometheus/prometheus.macros"; /* rewrite rules for most common tariffs */\r
9f552e96 62char *upstreamfile = "/etc/prometheus/upstream.interfaces"; /* list of interfaces to manage */\r
63char *downstreamfile = "/etc/prometheus/downstream.interfaces"; /* list of interfaces to manage */\r
2d114137 64char *iptablesfile = "/var/spool/prometheus.iptables"; /* temporary file for iptables-restore*/\r
f64d5431 65char *ip6tablesfile = "/var/spool/prometheus.ip6tables"; /* temporary file for ip6tables-restore*/\r
2d114137 66char *credit = "/var/lib/misc/prometheus.credit"; /* credit log file */\r
be96b71b 67char *classmap = "/var/lib/misc/prometheus.classes"; /* credit log file */\r
68char *html = "/var/www/traffic.html"; /* hall of fame - html version */\r
6fb3c58a 69char *preview = "/var/www/preview.html"; /* hall of fame preview - html version */\r
1ab008b9 70char *json_traffic = "/var/www/logs/traffic.json"; /* hall of fame - json version */\r
6fb3c58a 71char *json_preview = "/var/www/logs/preview.json"; /* hall of fame preview - json version */\r
2d114137 72char *cmdlog = "/var/log/prometheuslog"; /* command log filename */\r
73char *log_dir = "/var/www/logs/"; /* log directory pathname, ended with slash */\r
8bcc3268 74char *log_url = "/logs/"; /* log directory relative URI prefix (partial URL) */\r
2d114137 75char *html_log_dir = "/var/www/logs/html/";\r
ae776b10 76\r
6cc38f96 77char *jquery_url = "http://code.jquery.com/jquery-latest.js";\r
78char *lms_url = "/lms/?m=customerinfo&amp;id=";\r
9a56ab25 79int use_jquery_popups = TRUE;\r
9aa195f6 80int row_odd_even = 0; /*<tr class="odd/even"> */\r
b6fb849a 81 \r
007c44c5 82/* === Configuraration file values defaults - stored in global variables ==== */\r
83\r
43cde5c3 84int filter_type = 1; /*1 mark, 2 classify*/\r
0b9c3c19 85char *final_chain = "DROP"; /* REJECT would be better, but it is impossible in mangle */\r
43cde5c3 86char *mark = "MARK";\r
87char *mark_iptables = "MARK --set-mark ";\r
9a56ab25 88int dry_run = FALSE; /* preview - use puts() instead of system() */\r
43cde5c3 89char *iptablespreamble = "*mangle\n:PREROUTING ACCEPT [0:0]\n:POSTROUTING ACCEPT [0:0]\n:INPUT ACCEPT [0:0]\n:OUTPUT ACCEPT [0:0]\n:FORWARD ACCEPT [0:0]";\r
0995c4ad 90char *ip6preamble = "-A FORWARD -p ipv6-icmp -j ACCEPT\n-A POSTROUTING -p ipv6-icmp -j ACCEPT\n-A FORWARD -s fe80::/10 -j ACCEPT\n-A FORWARD -d ff00::/8 -j ACCEPT\n-A POSTROUTING -s fe80::/10 -j ACCEPT\n-A POSTROUTING -d ff00::/8 -j ACCEPT";\r
43cde5c3 91FILE *iptables_file = NULL;\r
0b9c3c19 92FILE *ip6tables_file = NULL;\r
9a56ab25 93int enable_credit = TRUE; /* enable credit file */\r
94int use_credit = FALSE; /* use credit file (if enabled)*/\r
43cde5c3 95char *title = "Hall of Fame - Greatest Suckers"; /* hall of fame title */\r
9a56ab25 96int hall_of_fame = TRUE; /* enable hall of fame */\r
9f552e96 97char *medium = "1000Mbit"; /* 10Mbit/100Mbit ethernet */\r
98//obsolete: char *lan = "eth0"; /* LAN interface */\r
99//obsolete: char *lan_medium = "1000Mbit"; /* 10Mbit/100Mbit ethernet */\r
f64d5431 100char *ip6prefix = NULL; /* Prefix for global /48 IPv6 subnet */\r
43cde5c3 101char *qos_leaf = "sfq perturb 5"; /* leaf discipline */\r
102char *qos_free_zone = NULL; /* QoS free zone */\r
7d05bfc0 103/* int qos_proxy = TRUE; include proxy port to QoS */\r
9a56ab25 104int found_lmsid = FALSE; /* show links to users in LMS information system */\r
105int include_upload = TRUE; /* upload+download=total traffic */\r
7ae5a593 106/* char *proxy_ip = "192.168.1.1/32"; our IP with proxy port */\r
107/* int proxy_port = 3128; proxy port number */\r
9f552e96 108//obsolete: long long int line = 1024; /* WAN/ISP download in kbps */\r
109//obsolete: long long int up = 1024; /* WAN/ISP upload in kbps */\r
0b9c3c19 110int free_min = 256; /* minimum guaranted bandwidth for all undefined hosts */\r
111int free_max = 512; /* maximum allowed bandwidth for all undefined hosts */\r
73cf6e9d 112int overlimit_min = 256; /* minimum guaranted bandwidth for all undefined hosts */\r
113int overlimit_max = 512; /* maximum allowed bandwidth for all undefined hosts */\r
43cde5c3 114int qos_free_delay = 0; /* seconds to sleep before applying new QoS rules */\r
115int digital_divide = 2; /* controls digital divide weirdness ratio, 1...3 */ \r
fa54950d 116int max_nesting = 5; /* /include/uapi/linux/pkt_sched.h: #define TC_HTB_MAXDEPTH 8 [... - 3 parent classes] */\r
208112af 117int htb_r2q = 256; /* should work for leaf values 512 kbps to 8 Mbps */\r
43cde5c3 118int burst = 8; /* HTB burst (in kbits) */\r
119int burst_main = 64;\r
120int burst_group = 32;\r
43cde5c3 121int magic_treshold = 8; /* reduce ceil by X*magic_treshhold kbps (hard shaping) */\r
122int keywordcount = 0;\r
9a56ab25 123int class_count = 0;\r
124int ip_count = 0;\r
43cde5c3 125FILE *log_file = NULL;\r
126char *kwd = "via-prometheus"; /* /etc/hosts comment, eg. #qos-64-128 */\r
007c44c5 127\r
208112af 128const int highest_priority = 0; /* highest HTB priority (HTB built-in value is 0) */\r
fa54950d 129const int lowest_priority = 7; /* lowest HTB priority /include/uapi/linux/pkt_sched.h: #define TC_HTB_NUMPRIO 8 */\r
208112af 130const int idxtable_treshold1 = 24; /* this is no longer configurable */\r
131const int idxtable_treshold2 = 12; /* this is no longer configurable */\r
132const int idxtable_bitmask1 = 3; /* this is no longer configurable */\r
133const int idxtable_bitmask2 = 3; /* this is no longer configurable */\r
007c44c5 134\r
af37be1d 135struct IP *ips = NULL, *networks = NULL, *ip, *sharedip;\r
1c9cae56 136struct Group *groups = NULL, *group;\r
bb5e7385 137struct Keyword *keyword, *defaultkeyword=NULL, *keywords = NULL;\r
138struct Macro *macro, *macros = NULL;\r
9f552e96 139struct Index *idxs = NULL, *idx, *metaindex;\r
140struct Interface *interfaces = NULL, *interface;\r
007c44c5 141\r
a25842fa 142#define FREE_CLASS 3\r
143#define OVERLIMIT_CLASS 4\r
144\r
068f0e75 145void help(void);\r
146/* implemented in help.c */
147\r
d7357b63 148void get_traffic_statistics(const char *whichiptables, int ipv6);\r
f19d3cd0 149/* implemented in parseiptables.c */\r
150\r
b6fb849a 151void parse_ip_log(int argc, char **argv);\r
1ab008b9 152/* implemented in parselog.c */\r
b6fb849a 153\r
154void parse_hosts(char *hosts);\r
1ab008b9 155/* implemented in parsehosts.c */\r
156\r
157void write_json_traffic(char *json);\r
158/* implemented in json.c */\r
b6fb849a 159\r
9a56ab25 160void write_htmlandlogs(char *html, char *d, int total, int just_preview);\r
161/* implemented in htmlandlogs.c */\r
162\r
af37be1d 163void analyse_topology(char *traceroute);\r
164/* implemented in networks.c */\r
165\r
dccb3227 166char *parse_datafile_line(char *str);\r
167/* implemented in utils.c */\r
168\r
169time_t get_mtime(const char *path);\r
170/* implemented in utils.c */\r
af37be1d 171\r
b6fb849a 172const char *tr_odd_even(void)\r
173{\r
174 row_odd_even = 1 - row_odd_even;\r
175 if(row_odd_even)\r
176 {\r
177 return "<tr class=\"even\">\n";\r
178 }\r
179 else\r
180 {\r
181 return "<tr class=\"odd\">\n";\r
182 }\r
183}\r
184\r
007c44c5 185\r
5b902402 186/* ====== iptables indexes are used to reduce complexity to log8(N) ===== */\r
007c44c5 187\r
59c3032e 188char *index_id(char *ip, int bitmask);\r
189/* function implemented in ipv4subnets.c */\r
007c44c5 190\r
59c3032e 191char *subnet_id(char *ip, int bitmask);\r
192/* function implemented in ipv4subnets.c */\r
007c44c5 193\r
0b9c3c19 194char *index6_id(char *ip, int bitmask);\r
195/* function implemented in ipv6subnets.c */\r
196\r
197char *subnet6_id(char *ip, int bitmask);\r
198/* function implemented in ipv6subnets.c */\r
199\r
59c3032e 200/* ================= Let's parse configuration file here ================ */\r
007c44c5 201\r
202void reject_config_and_exit(char *filename)\r
203{\r
204 printf("Configuration file %s rejected - abnormal exit.",filename);\r
205 exit(-1);\r
206}\r
207\r
208void get_config(char *config_filename)\r
209{\r
210 char *cnf="mark";\r
211 \r
212 printf("Configured keywords: ");\r
213 parse(config_filename)\r
214 {\r
215 option("keyword",kwd);\r
216 if(kwd)\r
217 {\r
218 printf("%s ",kwd);\r
219\r
220 create(keyword,Keyword);\r
73cf6e9d 221 keyword->key = kwd;\r
222 keyword->asymetry_ratio = 1; /* ratio for ADSL-like upload */\r
223 keyword->asymetry_fixed = 0; /* fixed treshold for ADSL-like upload */\r
224 keyword->data_limit = 8; /* hard shaping: apply magic_treshold if max*data_limit MB exceeded */\r
225 keyword->data_prio = 4; /* soft shaping (qos): reduce HTB prio if max*data_prio MB exceeded */\r
226 keyword->fixed_limit = 0; /* fixed data limit for setting lower HTB ceil */\r
227 keyword->fixed_prio = 0; /* fixed data limit for setting lower HTB prio */\r
228 keyword->reserve_min = 8; /* bonus for nominal HTB rate bandwidth (in kbps) */\r
229 keyword->reserve_max = 0; /* malus for nominal HTB ceil (in kbps) */\r
230 keyword->default_prio = highest_priority+1;\r
dccb3227 231 keyword->download_aggregation = keyword->upload_aggregation = 0; /* disable by default */\r
73cf6e9d 232 keyword->html_color = "000000";\r
233 keyword->ip_count = 0;\r
234 keyword->leaf_discipline = "";\r
235 keyword->allowed_avgmtu = 0;\r
007c44c5 236\r
bb5e7385 237 push(keyword, keywords);\r
4d41c1e4 238 if(!defaultkeyword)\r
239 {\r
73cf6e9d 240 defaultkeyword = keyword;\r
4d41c1e4 241 }\r
007c44c5 242 keywordcount++;\r
243 \r
244 kwd=NULL;\r
245 }\r
208112af 246 else\r
007c44c5 247 {\r
208112af 248 for_each(keyword,keywords)\r
249 {\r
250 int l=strlen(keyword->key);\r
007c44c5 251\r
208112af 252 if(!strncmp(keyword->key,_,l) && strlen(_)>l+2)\r
253 {\r
254 char *tmptr=_; /* <---- l+1 ----> */\r
255 _+=l+1; /* via-prometheus-asymetry-ratio, etc. */\r
64b2d125 256 foption("asymetry-ratio", keyword->asymetry_ratio);\r
73cf6e9d 257 ioption("asymetry-treshold", keyword->asymetry_fixed);\r
258 ioption("magic-relative-limit", keyword->data_limit);\r
259 ioption("magic-relative-prio", keyword->data_prio);\r
260 loption("magic-fixed-limit", keyword->fixed_limit);\r
261 loption("magic-fixed-prio", keyword->fixed_prio);\r
262 ioption("htb-default-prio", keyword->default_prio);\r
263 ioption("htb-rate-bonus", keyword->reserve_min);\r
264 ioption("htb-ceil-malus", keyword->reserve_max);\r
dccb3227 265 ioption("download-aggregation", keyword->download_aggregation);\r
266 ioption("upload-aggregation", keyword->upload_aggregation);\r
73cf6e9d 267 option("leaf-discipline", keyword->leaf_discipline);\r
268 option("html-color", keyword->html_color);\r
269 ioption("allowed-avgmtu" ,keyword->allowed_avgmtu);\r
208112af 270 _=tmptr;\r
271 \r
272 if(keyword->data_limit || keyword->fixed_limit || \r
273 keyword->data_prio || keyword->fixed_prio)\r
bb9e11ee 274 {\r
275 use_credit=1; \r
276 }\r
208112af 277 }\r
278 }\r
007c44c5 279 }\r
280\r
281 option("tc",tc);\r
282 option("iptables",iptables);\r
f64d5431 283 option("iptables-save",iptablessave);\r
284 option("iptables-restore",iptablesrestore);\r
f19d3cd0 285 option("ip6tables",ip6tables);\r
f64d5431 286 option("ip6tables-save",ip6tablessave);\r
287 option("ip6tables-restore",ip6tablesrestore);\r
288 option("iptables-in-filename",iptablesfile);\r
289 option("ip6tables-in-filename",ip6tablesfile);\r
007c44c5 290 option("hosts",hosts);\r
9f552e96 291 option("downstream-interfaces-list-filename",downstreamfile);\r
292 option("upstream-interfaces-list-filename",upstreamfile);\r
00e9928c 293 option("macros-filename",macrosfile);\r
f64d5431 294 option("ip6-prefix",ip6prefix);\r
9f552e96 295 option("medium",medium);\r
007c44c5 296 ioption("hall-of-fame-enable",hall_of_fame);\r
d1dd0f04 297 ioption("digital-divide-weirdness-ratio",digital_divide);\r
007c44c5 298 option("hall-of-fame-title",title);\r
299 option("hall-of-fame-filename",html);\r
1ab008b9 300 option("json-filename",json_traffic);\r
007c44c5 301 option("hall-of-fame-preview",preview);\r
6fb3c58a 302 option("json-preview",json_preview);\r
007c44c5 303 option("log-filename",cmdlog);\r
304 option("credit-filename",credit);\r
be96b71b 305 option("classmap-filename",classmap);\r
007c44c5 306 ioption("credit-enable",enable_credit);\r
307 option("log-traffic-directory",log_dir);\r
5b902402 308 option("log-traffic-html-directory",html_log_dir);\r
007c44c5 309 option("log-traffic-url-path",log_url);\r
6cc38f96 310 option("jquery-url",jquery_url);\r
311 option("lms-url",lms_url);\r
312 ioption("use-jquery-popups",use_jquery_popups);\r
007c44c5 313 option("qos-free-zone",qos_free_zone);\r
314 ioption("qos-free-delay",qos_free_delay);\r
7d05bfc0 315/* ioption("qos-proxy-enable",qos_proxy); */\r
7ae5a593 316/* option("qos-proxy-ip",proxy_ip);*/\r
007c44c5 317 option("htb-leaf-discipline",qos_leaf);\r
7ae5a593 318/* ioption("qos-proxy-port",proxy_port); */\r
007c44c5 319 ioption("free-rate",free_min);\r
320 ioption("free-ceil",free_max);\r
73cf6e9d 321 ioption("overlimit-rate",overlimit_min);\r
322 ioption("overlimit-ceil",overlimit_max);\r
007c44c5 323 ioption("htb-burst",burst);\r
324 ioption("htb-burst-main",burst_main);\r
325 ioption("htb-burst-group",burst_group);\r
326 ioption("htb-nesting-limit",max_nesting);\r
327 ioption("htb-r2q",htb_r2q);\r
328 ioption("magic-include-upload",include_upload);\r
5b902402 329 ioption("magic-treshold",magic_treshold); \r
260c2719 330 option("filter-type", cnf); \r
007c44c5 331/* not yet implemented:\r
332 ioption("magic-fixed-packets",fixed_packets);\r
333 ioption("magic-relative-packets",packet_limit);\r
334*/\r
335 }\r
336 fail\r
337 { \r
338 perror(config_filename);\r
339 puts("Warning - using built-in defaults instead ...");\r
340 }\r
8e29188a 341 done; /* ugly macro end */\r
007c44c5 342 printf("\n");\r
343 \r
be96b71b 344 /* leaf discipline for keywords */\r
208112af 345 for_each(keyword,keywords)\r
007c44c5 346 {\r
af37be1d 347 if(!strcmpi(keyword->leaf_discipline, ""))\r
348 {\r
349 keyword->leaf_discipline = qos_leaf;\r
350 }\r
007c44c5 351 }\r
352\r
260c2719 353 if(strcmpi(cnf, "mark"))\r
bb9e11ee 354 {\r
355 filter_type = 2;\r
356 mark = "CLASSIFY";\r
357 mark_iptables = "CLASSIFY --set-class 1:";\r
358 }\r
359 else\r
360 {\r
361 filter_type = 1;\r
362 mark = "MARK";\r
363 mark_iptables = "MARK --set-mark ";\r
007c44c5 364 }\r
007c44c5 365}\r
366\r
007c44c5 367 \r
368/* ========== This function executes, logs OR ALSO prints command ========== */\r
369\r
370void safe_run(char *cmd)\r
371{\r
a1d21464 372 if(dry_run)\r
373 {\r
374 printf("\n=>%s\n",cmd);\r
375 }\r
376 else\r
377 {\r
378 system(cmd);\r
379 }\r
380 if(log_file)\r
381 {\r
382 fprintf(log_file,"%s\n",cmd);\r
383 }\r
007c44c5 384}\r
385\r
0b9c3c19 386void iptables_save_line(char *line, int ipv6)\r
007c44c5 387{\r
0b9c3c19 388 if(ipv6)\r
389 {\r
390 fprintf(ip6tables_file,"%s\n",line);\r
391 }\r
392 else\r
393 {\r
394 fprintf(iptables_file,"%s\n",line);\r
395 }\r
007c44c5 396}\r
397\r
0b9c3c19 398void run_iptables_restore(void)\r
007c44c5 399{\r
5da44508 400 char *restor;\r
9f552e96 401 string(restor, STRLEN);\r
abe9b855 402\r
403 /*-----------------------------------------------------------------*/\r
1c004f15 404 printf("Running %s <%s ...\n", iptablesrestore, iptablesfile);\r
abe9b855 405 /*-----------------------------------------------------------------*/\r
0b9c3c19 406\r
407 iptables_save_line("COMMIT", FALSE);\r
007c44c5 408 fclose(iptables_file);\r
ae776b10 409 if(dry_run) \r
410 {\r
a1d21464 411 parse(iptablesfile)\r
412 {\r
413 printf("%s\n",_);\r
414 }\r
8e29188a 415 done; /* ugly macro end */\r
ae776b10 416 }\r
417\r
418 sprintf(restor,"%s <%s",iptablesrestore, iptablesfile);\r
419 safe_run(restor);\r
0b9c3c19 420\r
421 if(ip6prefix)\r
422 {\r
423 /*-----------------------------------------------------------------*/\r
424 printf("Running %s <%s ...\n", ip6tablesrestore, ip6tablesfile);\r
425 /*-----------------------------------------------------------------*/\r
426 iptables_save_line("COMMIT", TRUE);\r
427 fclose(ip6tables_file);\r
428 if(dry_run) \r
429 {\r
430 parse(ip6tablesfile)\r
431 {\r
432 printf("%s\n",_);\r
433 }\r
434 done; /* ugly macro end */\r
435 }\r
436 sprintf(restor,"%s <%s",ip6tablesrestore, ip6tablesfile);\r
437 safe_run(restor);\r
438 }\r
007c44c5 439 free(restor);\r
440}\r
441\r
dccb3227 442/**/\r
007c44c5 443\r
dccb3227 444char *parse_datafile_line(char *str);\r
445time_t get_mtime(const char *path);\r
5b902402 446\r
007c44c5 447/*-----------------------------------------------------------------*/\r
493e1ccd 448/* Are you looking for int main(int argc, char **argv) ? :-)) */\r
007c44c5 449/*-----------------------------------------------------------------*/\r
450\r
451program\r
452{\r
8e29188a 453 int i=0; /* just plain old Fortran style integer :-) */\r
454 FILE *f=NULL; /* everything is just stream of bytes... */\r
455 char *str, *ptr, *d; /* LET A$=B$ :-) */\r
c38473c1 456 char *substring, *limit_pkts;\r
1c9cae56 457\r
9a56ab25 458 int parent = 1;\r
af37be1d 459 int just_networks = FALSE; \r
9a56ab25 460 int just_flush = FALSE; /* deactivates all previous actions */\r
461 int nodelay = FALSE;\r
462 int just_preview = FALSE; /* preview - generate just stats */\r
463 int start_shaping = FALSE; /* apply FUP - requires classmap file */\r
62b118c2 464 int stop_shaping = FALSE; /* lift FUP - requires classmap file */\r
465 int reduce_ceil = 0; /* allow only rate+(ceil-rate)/2, /4, etc. */\r
9a56ab25 466 int just_logs = FALSE; /* just parse logs */\r
467 int run = FALSE;\r
468 int total = 0;\r
33ec95ab 469 \r
007c44c5 470 char *althosts=NULL;\r
471 \r
472 printf("\n\\r
473Prometheus QoS - \"fair-per-IP\" Quality of Service setup utility.\n\\r
33c2a33d 474Version %s - Copyright (C)2005-2017 Michael Polak, Arachne Labs\n\\r
43cde5c3 475iptables-restore & burst tunning & classify modification by Ludva\n\\r
0d5026c6 476Credit: CZFree.Net, Martin Devera, Netdave, Aquarius, Gandalf\n\n",version);\r
007c44c5 477\r
8e29188a 478 /*----- Boring... we have to check command line options first: ----*/ \r
007c44c5 479 arguments\r
480 {\r
481 argument("-c") { nextargument(config); }\r
482 argument("-h") { nextargument(althosts);}\r
208112af 483 argument("-d") { run=TRUE; dry_run=TRUE; }\r
484 argument("-f") { run=TRUE; just_flush=TRUE; }\r
485 argument("-9") { run=TRUE; just_flush=9; }\r
486 argument("-p") { run=TRUE; just_preview=TRUE; }\r
3f76726a 487 argument("-q") { run=TRUE; just_preview=TRUE; stop_shaping=TRUE; }\r
62b118c2 488 argument("-2") { run=TRUE; just_preview=TRUE; reduce_ceil=2; }\r
489 argument("-4") { run=TRUE; just_preview=TRUE; reduce_ceil=4; }\r
8e29188a 490 argument("-s") { run=TRUE; just_preview=TRUE; start_shaping=TRUE; }\r
208112af 491 argument("-r") { run=TRUE; }\r
492 argument("-n") { run=TRUE; nodelay=TRUE; }\r
af37be1d 493 argument("-a") { run=TRUE; just_networks=TRUE; }\r
208112af 494 argument("-l") { just_logs=TRUE; }\r
495 argument("-m") { just_logs=TRUE; }\r
496 argument("-y") { just_logs=TRUE; }\r
007c44c5 497 argument("-?") { help(); exit(0); }\r
498 argument("--help") { help(); exit(0); }\r
499 argument("-v") { exit(0); } \r
500 argument("--version") { exit(0); } \r
501 }\r
208112af 502 \r
007c44c5 503 if(dry_run)\r
208112af 504 {\r
007c44c5 505 puts("*** THIS IS JUST DRY RUN ! ***\n");\r
208112af 506 }\r
007c44c5 507\r
208112af 508 date(d); /* this is typical cll1.h macro - prints current date */\r
007c44c5 509\r
510 /*-----------------------------------------------------------------*/\r
511 printf("Parsing configuration file %s ...\n", config);\r
512 /*-----------------------------------------------------------------*/\r
513 get_config(config);\r
9f552e96 514 /*-----------------------------------------------------------------*/\r
515 printf("Parsing upstream interfaces list %s ...\n", upstreamfile);\r
516 /*-----------------------------------------------------------------*/\r
517 parse(upstreamfile)\r
518 {\r
519 ptr = parse_datafile_line(_);\r
520 if(ptr)\r
521 {\r
522 create(interface, Interface);\r
523 interface->name = _;\r
524 interface->speed = (long long)atol(ptr);\r
525 /* is supplied value meaningful ?*/\r
526 if(interface->speed <= 0)\r
527 {\r
528 printf("Illegal value of %s interface bandwidth.\n", interface->name);\r
529 reject_config_and_exit(upstreamfile);\r
530 }\r
531 interface->is_upstream = TRUE;\r
532 interface->chain = "FORWARD";\r
533 interface->idxprefix = "forw";\r
534 push(interface, interfaces);\r
535 printf("Upstream interface %s: medium %s capacity %ld kbps\n", interface->name, medium, interface->speed);\r
536 }\r
537 }\r
538 done; /* ugly macro end */\r
539\r
540 /*-----------------------------------------------------------------*/\r
541 printf("Parsing downstream interfaces list %s ...\n", downstreamfile);\r
542 /*-----------------------------------------------------------------*/\r
00e9928c 543 parse(downstreamfile)\r
9f552e96 544 {\r
545 ptr = parse_datafile_line(_);\r
546 if(ptr)\r
547 {\r
548 create(interface, Interface);\r
549 interface->name = _;\r
550 interface->speed = (long long)atol(ptr);\r
551 /* is supplied value meaningful ?*/\r
552 if(interface->speed <= 0)\r
553 {\r
554 printf("Illegal value of %s interface bandwidth.\n", interface->name);\r
555 reject_config_and_exit(downstreamfile);\r
556 }\r
557 interface->is_upstream = FALSE;\r
558 interface->chain = "POSTROUTING";\r
559 interface->idxprefix = "post";\r
560 push(interface, interfaces);\r
561 printf("Upstream interface %s: medium %s capacity %ld kbps\n", interface->name, medium, interface->speed);\r
562 }\r
563 }\r
564 done; /* ugly macro end */\r
565\r
c9012978 566 \r
33ec95ab 567 if(just_logs)\r
c9012978 568 {\r
208112af 569 parse_ip_log(argc,argv);\r
570 exit(0);\r
571 }\r
572 else if(not run)\r
573 {\r
574 help();\r
575 exit(0);\r
c9012978 576 }\r
007c44c5 577\r
208112af 578 if(althosts)\r
579 {\r
af37be1d 580 hosts = althosts;\r
208112af 581 }\r
007c44c5 582\r
583 if(just_flush<9)\r
584 {\r
585 /*-----------------------------------------------------------------*/\r
586 puts("Parsing iptables verbose output ...");\r
587 /*-----------------------------------------------------------------*/\r
d7357b63 588 get_traffic_statistics(iptables, FALSE);\r
0b9c3c19 589 if(ip6prefix)\r
590 {\r
591 /*-----------------------------------------------------------------*/\r
592 puts("Parsing ip6tables verbose output ...");\r
593 /*-----------------------------------------------------------------*/ \r
d7357b63 594 get_traffic_statistics(ip6tables, TRUE);\r
0b9c3c19 595 }\r
007c44c5 596 }\r
597\r
598 /*-----------------------------------------------------------------*/\r
af37be1d 599 /* cll1.h - let's allocate brand new character buffer... */\r
007c44c5 600 /*-----------------------------------------------------------------*/\r
c38473c1 601 string(str, STRLEN); \r
602 string(limit_pkts, STRLEN);\r
007c44c5 603\r
8dcd2b4c 604 /*-----------------------------------------------------------------*/\r
605 printf("Parsing macro definition file %s ...\n", macrosfile);\r
606 /*-----------------------------------------------------------------*/\r
607 parse(macrosfile)\r
608 {\r
609 ptr = parse_datafile_line(_);\r
610 if(ptr)\r
611 {\r
612 create(macro, Macro);\r
613 macro->rewrite_from = _;\r
614 macro->rewrite_to = ptr;\r
615 push(macro, macros);\r
616 printf("%s -> %s\n", macro->rewrite_from, macro->rewrite_to);\r
617 }\r
618 }\r
619 done; /* ugly macro end */\r
620\r
9f552e96 621\r
622\r
007c44c5 623 /*-----------------------------------------------------------------*/\r
af37be1d 624 printf("Parsing class defintion file %s ...\n", hosts);\r
007c44c5 625 /*-----------------------------------------------------------------*/\r
af37be1d 626 parse_hosts(hosts);\r
9f552e96 627/*\r
628 //this was pretty dumb idea anyway...\r
af37be1d 629 if(just_networks)\r
630 {\r
631 analyse_topology("/usr/sbin/traceroute -n -m 10 -w 2 %s.%d");\r
632 exit(-1); \r
633 }\r
9f552e96 634*/\r
007c44c5 635\r
636 /*-----------------------------------------------------------------*/\r
637 puts("Resolving shared connections ...");\r
638 /*-----------------------------------------------------------------*/\r
af37be1d 639 for_each(ip, ips) if(ip->sharing)\r
007c44c5 640 {\r
af37be1d 641 for_each(sharedip, ips) if(eq(sharedip->name, ip->sharing))\r
007c44c5 642 {\r
b1a5c883 643 sharedip->traffic += ip->traffic;\r
bf59a20b 644 sharedip->traffic_down += ip->direct;\r
645 sharedip->traffic_up += ip->upload;\r
b1a5c883 646 ip->traffic = 0;\r
647 ip->mark = sharedip->mark; \r
648 ip->lmsid = sharedip->lmsid;\r
c38473c1 649 ip->pps_limit = sharedip->pps_limit; /* no other way to do this */\r
64b2d125 650\r
651 /* Ugly hack: append IPv4 addresses of sharedip to IPv6 uplinks */\r
652 ptr = strchr(ip->addr, '+');\r
653 if(ptr && ptr-ip->addr > 1 && !sharedip->v6)\r
654 {\r
655 *(--ptr) = 0;\r
656 concatenate(ip->addr, sharedip->addr, ptr);\r
657 ip->name = ip->addr = ptr;\r
658 ptr = strchr(ip->addr, '.');\r
659 while(ptr && *ptr)\r
660 {\r
661 *ptr = ':';\r
662 ptr = strchr(ptr, '.');\r
663 }\r
664 ip->mask += 64;\r
665 }\r
666\r
007c44c5 667 break;\r
668 }\r
1c9cae56 669 if(not sharedip)\r
bb9e11ee 670 {\r
260c2719 671 printf("Unresolved shared connection: %s %s sharing-%s\n",\r
672 ip->addr, ip->name, ip->sharing);\r
bb9e11ee 673 }\r
007c44c5 674 }\r
675\r
676 if(enable_credit && just_flush<9)\r
677 {\r
678 /*-----------------------------------------------------------------*/\r
679 printf("Parsing credit file %s ...\n", credit);\r
680 /*-----------------------------------------------------------------*/\r
681 parse(credit)\r
682 {\r
bb5e7385 683 ptr = parse_datafile_line(_);\r
007c44c5 684 if(ptr)\r
685 {\r
208112af 686 if_exists(ip,ips,eq(ip->addr,_))\r
687 {\r
007c44c5 688 sscanf(ptr,"%Lu",&(ip->credit));\r
208112af 689 }\r
007c44c5 690 }\r
691 }\r
8e29188a 692 done; /* ugly macro end */\r
007c44c5 693 }\r
694\r
bb5e7385 695\r
007c44c5 696 if(!just_preview)\r
697 {\r
698 /*-----------------------------------------------------------------*/\r
699 puts("Initializing iptables and tc classes ...");\r
700 /*-----------------------------------------------------------------*/\r
701 \r
f64d5431 702 iptables_file = fopen(iptablesfile, "w");\r
260c2719 703 if(iptables_file == NULL)\r
bb9e11ee 704 {\r
f64d5431 705 perror(iptablesfile);\r
007c44c5 706 exit(-1);\r
707 }\r
0b9c3c19 708 iptables_save_line(iptablespreamble, FALSE);\r
709\r
710 if(ip6prefix)\r
711 {\r
712 ip6tables_file = fopen(ip6tablesfile, "w");\r
713 if(ip6tables_file == NULL)\r
714 {\r
715 perror(ip6tablesfile);\r
716 exit(-1);\r
717 }\r
718 iptables_save_line(iptablespreamble, TRUE);\r
e36b49c7 719 iptables_save_line(ip6preamble, TRUE);\r
0b9c3c19 720 }\r
721\r
722 run_iptables_restore();\r
007c44c5 723 \r
f64d5431 724 log_file = fopen(cmdlog, "w");\r
260c2719 725 if(log_file == NULL) \r
bb9e11ee 726 {\r
f64d5431 727 perror(cmdlog);\r
007c44c5 728 exit(-1);\r
ca6f7e80 729 } \r
007c44c5 730 \r
9f552e96 731 for_each(interface, interfaces)\r
732 {\r
733 sprintf(str,"%s qdisc del dev %s root 2>/dev/null", tc, interface->name);\r
734 safe_run(str);\r
735 }\r
007c44c5 736 \r
737 iptables_file=fopen(iptablesfile,"w");\r
0b9c3c19 738 iptables_save_line(iptablespreamble, FALSE);\r
739 if(ip6prefix)\r
740 {\r
741 ip6tables_file=fopen(ip6tablesfile,"w");\r
742 iptables_save_line(iptablespreamble, TRUE);\r
e36b49c7 743 iptables_save_line(ip6preamble, TRUE);\r
0b9c3c19 744 }\r
007c44c5 745\r
0b9c3c19 746 if(qos_free_zone && *qos_free_zone!='0') /* this is currently supported only for IPv4 */\r
007c44c5 747 {\r
9f552e96 748 for_each(interface, interfaces)\r
007c44c5 749 {\r
9f552e96 750 sprintf(str,"-A %s -s %s -o %s -j ACCEPT", interface->chain, qos_free_zone, interface->name);\r
0b9c3c19 751 iptables_save_line(str, FALSE);\r
007c44c5 752 }\r
007c44c5 753 }\r
754 \r
f64d5431 755 if(ip_count > idxtable_treshold1 && !just_flush)\r
007c44c5 756 {\r
0b9c3c19 757 int idxcount=0, bitmask=32-idxtable_bitmask1;\r
e0161edb 758 char *subnet, *buf;\r
007c44c5 759 /*-----------------------------------------------------------------*/\r
760 printf("Detected %d addresses - indexing iptables rules to improve performance...\n",ip_count);\r
761 /*-----------------------------------------------------------------*/\r
762\r
0b9c3c19 763 iptables_save_line(":post_common - [0:0]", FALSE);\r
764 iptables_save_line(":forw_common - [0:0]", FALSE);\r
765 if(ip6prefix)\r
766 {\r
767 iptables_save_line(":post_common - [0:0]", TRUE);\r
768 iptables_save_line(":forw_common - [0:0]", TRUE);\r
769 }\r
007c44c5 770\r
0b9c3c19 771 for_each(ip,ips) if(ip->addr && *(ip->addr) && !eq(ip->addr,"0.0.0.0/0")) \r
007c44c5 772 {\r
0b9c3c19 773 if(ip->v6)\r
774 {\r
775 buf=index6_id(ip->addr,bitmask+32);\r
776 }\r
777 else\r
778 {\r
779 buf=index_id(ip->addr, bitmask);\r
780 }\r
781 \r
208112af 782 if_exists(idx,idxs,eq(idx->id,buf))\r
783 {\r
007c44c5 784 idx->children++;\r
208112af 785 }\r
007c44c5 786 else\r
787 {\r
788 create(idx,Index);\r
0b9c3c19 789 idx->addr = ip->addr;\r
790 idx->id = buf;\r
791 idx->bitmask = bitmask+32*ip->v6;\r
792 idx->parent = NULL;\r
793 idx->children = 0;\r
794 idx->ipv6 = ip->v6;\r
007c44c5 795 idxcount++;\r
796 push(idx,idxs);\r
797 }\r
798 }\r
799\r
800 /* brutal perfomance optimalization */\r
f64d5431 801 while(idxcount > idxtable_treshold2 && bitmask > 2*idxtable_bitmask2)\r
007c44c5 802 {\r
f64d5431 803 bitmask -= idxtable_bitmask2;\r
804 idxcount = 0;\r
208112af 805\r
6cc38f96 806 for_each(idx,idxs) if(idx->parent == NULL)\r
007c44c5 807 {\r
0b9c3c19 808 if(idx->ipv6)\r
809 {\r
810 buf = index6_id(idx->addr, bitmask+32);\r
811 }\r
812 else\r
813 {\r
814 buf = index_id(idx->addr, bitmask);\r
815 }\r
208112af 816 if_exists(metaindex,idxs,eq(metaindex->id,buf))\r
817 {\r
818 metaindex->children++;\r
819 }\r
007c44c5 820 else\r
821 {\r
822 create(metaindex,Index);\r
0b9c3c19 823 metaindex->addr = idx->addr;\r
824 metaindex->id = buf;\r
825 metaindex->bitmask = bitmask+32*idx->ipv6;\r
826 metaindex->parent = NULL;\r
827 metaindex->children = 0;\r
828 metaindex->ipv6 = idx->ipv6;\r
007c44c5 829 idxcount++;\r
830 push(metaindex,idxs);\r
831 }\r
832 idx->parent=metaindex;\r
833 }\r
834 }\r
835\r
f64d5431 836 /* this should slightly optimize throughput ... */\r
007c44c5 837 sort(idx,idxs,desc_order_by,children);\r
838 sort(idx,idxs,order_by,bitmask);\r
839\r
840 i=0;\r
9f552e96 841 for_each(idx, idxs)\r
007c44c5 842 {\r
0b9c3c19 843 if(idx->ipv6)\r
844 {\r
845 subnet=subnet6_id(idx->addr, idx->bitmask);\r
846 }\r
847 else\r
848 {\r
849 subnet=subnet_id(idx->addr, idx->bitmask);\r
850 }\r
851 printf("%d: %s/%d\n", ++i, subnet, idx->bitmask);\r
007c44c5 852 \r
853 sprintf(str,":post_%s - [0:0]", idx->id);\r
0b9c3c19 854 iptables_save_line(str, idx->ipv6);\r
007c44c5 855\r
856 sprintf(str,":forw_%s - [0:0]", idx->id);\r
0b9c3c19 857 iptables_save_line(str, idx->ipv6);\r
007c44c5 858\r
9f552e96 859 for_each(interface, interfaces)\r
bb9e11ee 860 {\r
9f552e96 861 if(idx->parent)\r
862 {\r
863 string(buf, strlen(idx->parent->id)+6);\r
864 sprintf(buf, "%s_%s", interface->idxprefix, idx->parent->id);\r
865 }\r
866 else\r
867 {\r
868 buf = interface->chain;\r
869 }\r
007c44c5 870\r
9f552e96 871 sprintf(str,"-A %s -d %s/%d -o %s -j %s_%s", buf, subnet, idx->bitmask, interface->name, interface->idxprefix, idx->id);\r
872 iptables_save_line(str, idx->ipv6);\r
007c44c5 873\r
9f552e96 874 sprintf(str,"-A %s -d %s/%d -o %s -j %s_common", buf, subnet, idx->bitmask, interface->name, interface->idxprefix);\r
875 iptables_save_line(str, idx->ipv6);\r
bb9e11ee 876 }\r
007c44c5 877 }\r
878 printf("Total indexed iptables chains created: %d\n", i);\r
879\r
9f552e96 880 for_each(interface, interfaces)\r
0b9c3c19 881 {\r
9f552e96 882 sprintf(str,"-A %s -o %s -j %s_common", interface->chain, interface->name, interface->idxprefix);\r
883 iptables_save_line(str, FALSE);\r
884 if(ip6prefix)\r
885 {\r
886 sprintf(str,"-A %s -o %s -j %s_common", interface->chain, interface->name, interface->idxprefix);\r
887 iptables_save_line(str, TRUE);\r
888 }\r
0b9c3c19 889 }\r
007c44c5 890 }\r
007c44c5 891 }\r
892\r
893 if(just_flush)\r
894 {\r
895 fclose(iptables_file);\r
add90548 896 if(log_file)\r
897 { \r
898 fclose(log_file);\r
899 }\r
007c44c5 900 puts("Just flushed iptables and tc classes - now exiting ...");\r
901 exit(0);\r
902 }\r
903\r
904 if(!just_preview)\r
905 {\r
906 if(!dry_run && !nodelay && qos_free_delay)\r
907 {\r
9f552e96 908 printf("Flushed iptables and tc classes - now sleeping for %d seconds...\n", qos_free_delay);\r
007c44c5 909 sleep(qos_free_delay);\r
910 }\r
911\r
9f552e96 912 for_each(interface, interfaces)\r
913 {\r
914 sprintf(str, "%s qdisc add dev %s root handle 1: htb r2q %d default 1",\r
915 tc, interface->name, htb_r2q);\r
916 safe_run(str);\r
007c44c5 917\r
9f552e96 918 sprintf(str, "%s class add dev %s parent 1: classid 1:2 htb rate %s ceil %s burst %dk prio %d",\r
919 tc, interface->name, medium, medium, burst_main, highest_priority);\r
920 safe_run(str);\r
007c44c5 921\r
9f552e96 922 sprintf(str, "%s class add dev %s parent 1:2 classid 1:1 htb rate %Ldkbit ceil %Ldkbit burst %dk prio %d",\r
923 tc, interface->name, interface->speed, interface->speed, burst_main, highest_priority);\r
924 safe_run(str);\r
925 }\r
007c44c5 926 }\r
927\r
928 /*-----------------------------------------------------------------*/\r
208112af 929 puts("Locating heavy downloaders and generating root classes ...");\r
007c44c5 930 /*-----------------------------------------------------------------*/\r
bb9e11ee 931 sort(ip,ips,desc_order_by,traffic); \r
007c44c5 932\r
933 /*-----------------------------------------------------------------*/\r
9f552e96 934 for_each(interface, interfaces)\r
007c44c5 935 {\r
9f552e96 936 long long int rate = interface->speed;\r
937 long long int max = interface->speed;\r
6cc38f96 938 int group_count = 0;\r
9f552e96 939 //obsolete: FILE *credit_file = NULL;\r
007c44c5 940 \r
9f552e96 941 //obsolete: if(!just_preview && !dry_run && enable_credit)\r
942 //obsolete: {\r
943 //obsolete: credit_file = fopen(credit,"w");\r
944 //obsolete: }\r
945\r
208112af 946 for_each(group,groups)\r
007c44c5 947 {\r
948 if(!just_preview)\r
949 {\r
9f552e96 950 sprintf(str, "%s class add dev %s parent 1:%d classid 1:%d htb rate %Ldkbit ceil %Ldkbit burst %dk prio %d #down desired %d", \r
951 tc, interface->name, parent, group->id, rate, max, burst_group, highest_priority+1, group->desired);\r
007c44c5 952 safe_run(str);\r
953 }\r
9f552e96 954\r
6cc38f96 955 if(group_count++ < max_nesting)\r
bb9e11ee 956 {\r
6cc38f96 957 parent = group->id;\r
bb9e11ee 958 }\r
9f552e96 959\r
6cc38f96 960 rate -= digital_divide*group->min;\r
961 if(rate < group->min)\r
4358455e 962 {\r
6cc38f96 963 rate = group->min;\r
4358455e 964 }\r
007c44c5 965 \r
966 /*shaping of aggresive downloaders, with credit file support */\r
9f552e96 967 /* obsolete\r
007c44c5 968 if(use_credit)\r
969 {\r
6cc38f96 970 int group_rate = group->min, priority_sequence = lowest_priority;\r
007c44c5 971 \r
6cc38f96 972 for_each(ip, ips) if(ip->min == group->min && ip->max > ip->min)\r
007c44c5 973 {\r
e48d46c9 974 ip->realquota=ip->credit+(ip->min*ip->keyword->data_limit+(ip->keyword->fixed_limit<<20));\r
975 if( ip->keyword->data_limit \r
976 and not ip->fixedprio \r
977 and ip->traffic > ip->realquota )\r
007c44c5 978 {\r
e48d46c9 979 if(group_rate < ip->max)\r
4358455e 980 {\r
e48d46c9 981 ip->max = group_rate;\r
4358455e 982 }\r
007c44c5 983 group_rate+=magic_treshold;\r
208112af 984 ip->prio=lowest_priority;\r
4358455e 985 if(ip->prio<highest_priority+2)\r
986 {\r
987 ip->prio=highest_priority+2;\r
988 }\r
007c44c5 989 }\r
990 else\r
991 {\r
6cc38f96 992 if( ip->keyword->data_prio \r
993 && !ip->fixedprio \r
f71cfa3b 994 && ( ip->traffic > ip->credit + (ip->min*ip->keyword->data_prio+(ip->keyword->fixed_prio<<20))) )\r
007c44c5 995 {\r
996 ip->prio=priority_sequence--;\r
4358455e 997 if(ip->prio<highest_priority+1)\r
998 {\r
999 ip->prio=highest_priority+1;\r
1000 }\r
007c44c5 1001 }\r
1002 \r
1003 if(credit_file)\r
1004 {\r
1005 unsigned long long lcredit=0;\r
99127c70 1006 \r
4358455e 1007 if((ip->min*ip->keyword->data_limit+(ip->keyword->fixed_limit<<20))>ip->traffic)\r
1008 {\r
007c44c5 1009 lcredit=(ip->min*ip->keyword->data_limit+(ip->keyword->fixed_limit<<20))-ip->traffic;\r
4358455e 1010 }\r
007c44c5 1011 fprintf(credit_file,"%s %Lu\n",ip->addr,lcredit);\r
1012 }\r
1013 }\r
6cc38f96 1014 } \r
9f552e96 1015 } obsolete */\r
007c44c5 1016 }\r
9f552e96 1017 /* obsolete \r
4358455e 1018 if(credit_file)\r
1019 {\r
1020 fclose(credit_file);\r
9f552e96 1021 } obsolete */\r
007c44c5 1022 }\r
1023\r
1024 if(just_preview)\r
1025 {\r
62b118c2 1026 if(start_shaping || stop_shaping || reduce_ceil)\r
8e29188a 1027 {\r
dccb3227 1028 time_t how_much_seconds = time(NULL) - get_mtime(classmap); /* sice start of daily aggregation session */\r
1029 printf("Reading %s (%ld seconds old) and applying Fair Use Policy and Aggregation rules... \n", classmap, how_much_seconds);\r
1030 \r
8e29188a 1031 parse(classmap)\r
1032 {\r
1033 ptr=strchr(_,' ');\r
1034 if(ptr)\r
1035 {\r
1036 *ptr=0;\r
1037 ptr++;\r
1038 if_exists(ip,ips,eq(ip->addr,_))\r
1039 {\r
68184e0d 1040 int unshape_this_ip = 0;\r
bf59a20b 1041 long avg_mbps_down = ip->traffic_down * 8 / how_much_seconds; \r
1042 long avg_mbps_up = ip->traffic_up * 8 / how_much_seconds;\r
dccb3227 1043 int agreg = 1, print_stats = 1;\r
1044 \r
dccb3227 1045 if(ip->keyword->download_aggregation)\r
1046 {\r
3335365b 1047 int min_mbps = (ip->min/ip->keyword->download_aggregation)>>10;\r
1048 if(min_mbps < 1)\r
1049 {\r
1050 min_mbps = 1;\r
1051 }\r
1052 \r
1053 if(min_mbps <= avg_mbps_down)\r
dccb3227 1054 {\r
1055 unshape_this_ip = 0;\r
bf59a20b 1056 agreg = (int)((float)(avg_mbps_down+1)/min_mbps+.5);\r
dccb3227 1057 ip->max /= agreg;\r
9de0d723 1058 ip->pps_limit /= agreg;\r
dccb3227 1059 printf("Download aggregation 1:%d for %s (min: %lu Mbps avg: %ld Mbps)\n", agreg, ip->name, min_mbps, avg_mbps_down);\r
1060 }\r
1061 else\r
1062 {\r
1063 unshape_this_ip = 1;\r
1064 }\r
1065 }\r
1066 else if(ip->keyword->upload_aggregation)\r
1067 {\r
3335365b 1068 int min_mbps = (ip->min/ip->keyword->upload_aggregation)>>10;\r
1069 if(min_mbps < 1)\r
1070 {\r
1071 min_mbps = 1;\r
1072 }\r
1073\r
1074 if(min_mbps <= avg_mbps_up)\r
dccb3227 1075 {\r
1076 unshape_this_ip = 0;\r
bf59a20b 1077 agreg = (int)((float)(avg_mbps_up+1)/min_mbps+.5);\r
dccb3227 1078 ip->max /= agreg;\r
1079 printf("Upload aggregation 1:%d for %s: (min: %lu Mbps avg: %ld Mbps)\n", agreg, ip->name, min_mbps, avg_mbps_up);\r
1080 }\r
1081 else\r
1082 {\r
1083 unshape_this_ip = 1;\r
1084 }\r
1085 }\r
3335365b 1086 if(stop_shaping)\r
1087 {\r
1088 unshape_this_ip = 1;\r
1089 }\r
bf59a20b 1090 ip->aggregated = agreg; \r
1091 ip->mark = atoi(ptr);\r
dccb3227 1092 if(ip->max < ip->desired || unshape_this_ip || reduce_ceil) /* apply or disable FUP limit immediately.... */\r
8e29188a 1093 {\r
dccb3227 1094 if(unshape_this_ip)\r
3f76726a 1095 {\r
1096 ip->max = ip->desired;\r
dccb3227 1097 if(stop_shaping) /* all limits removed, but not printed with -s (start_shaping) switch */\r
1098 {\r
1099 printf("Removing limit for %s (%s) ", ip->name, ip->addr);\r
1100 }\r
1101 else\r
1102 {\r
1103 print_stats = 0;\r
1104 }\r
3f76726a 1105 }\r
1106 else\r
1107 {\r
9f552e96 1108 printf("Updating %s (%s) ", ip->name, ip->addr);\r
62b118c2 1109 if(reduce_ceil)\r
1110 {\r
1111 ip->max = ip->min + (ip->desired-ip->min)/reduce_ceil;\r
1112 }\r
dccb3227 1113 else if(ip->max < ip->min)\r
1114 {\r
1115 ip->max = ip->min;\r
1116 } \r
1117 }\r
9f552e96 1118 for_each(interface, interfaces)\r
dccb3227 1119 {\r
9f552e96 1120 if(!interface->is_upstream)\r
1121 {\r
1122 if(print_stats)\r
1123 {\r
1124 printf("[down %s: %dk-%dk wants %d]", interface->name, ip->min, ip->max, ip->desired);\r
1125 }\r
1126 sprintf(str, "%s class change dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d", \r
1127 tc, interface->name, ip->group, ip->mark, ip->min, ip->max, burst, ip->prio);\r
1128 safe_run(str);\r
1129 }\r
1130 else\r
1131 {\r
1132 if(print_stats)\r
1133 {\r
1134 printf("[up %s: %dk-%dk wants %dk]", interface->name, (int)((ip->min/ip->keyword->asymetry_ratio)-ip->keyword->asymetry_fixed), \r
1135 (int)((ip->desired/ip->keyword->asymetry_ratio)-ip->keyword->asymetry_fixed),\r
1136 (int)((ip->desired/ip->keyword->asymetry_ratio)-ip->keyword->asymetry_fixed));\r
1137 }\r
1138 sprintf(str,"%s class change dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d",\r
1139 tc, interface->name, ip->group, ip->mark,\r
1140 (int)((ip->min/ip->keyword->asymetry_ratio)-ip->keyword->asymetry_fixed),\r
1141 (int)((ip->max/ip->keyword->asymetry_ratio)-ip->keyword->asymetry_fixed), burst, ip->prio);\r
1142 safe_run(str);\r
1143 }\r
3f76726a 1144 }\r
dccb3227 1145 if(print_stats)\r
1146 {\r
9f552e96 1147 printf("\n");\r
dccb3227 1148 }\r
8e29188a 1149 }\r
1150 }\r
1151 }\r
1152 }\r
1153 fail\r
1154 { \r
1155 perror(classmap);\r
1156 puts("Warning - classmap file not fund, just generating preview ...");\r
1157 start_shaping=FALSE;\r
3f76726a 1158 stop_shaping=FALSE;\r
8e29188a 1159 }\r
1160 done; /* ugly macro end */\r
1161 }\r
6fb3c58a 1162 html=preview;\r
1ab008b9 1163 json_traffic=json_preview;\r
007c44c5 1164 }\r
6fb3c58a 1165\r
1166 if(!dry_run && !just_flush)\r
007c44c5 1167 {\r
1168 /*-----------------------------------------------------------------*/\r
1ab008b9 1169 printf("Writing json traffic overview %s ... ", json_traffic);\r
007c44c5 1170 /*-----------------------------------------------------------------*/\r
1ab008b9 1171 write_json_traffic(json_traffic);\r
007c44c5 1172\r
0b9c3c19 1173 /*-----------------------------------------------------------------*/\r
1174 printf("Writing statistics into HTML page %s ...\n", html);\r
1175 /*-----------------------------------------------------------------*/\r
1176 write_htmlandlogs(html, d, total, just_preview);\r
1177 }\r
007c44c5 1178\r
1179 if(just_preview)\r
1180 {\r
8e29188a 1181 char swchar='p';\r
1182 if(start_shaping)\r
1183 {\r
1184 swchar='s';\r
1185 }\r
62b118c2 1186 else if(reduce_ceil)\r
1187 {\r
1188 swchar='0'+reduce_ceil; /* -2, -4 */\r
1189 }\r
3f76726a 1190 else if(stop_shaping)\r
1191 {\r
1192 swchar='q';\r
1193 }\r
1194\r
8e29188a 1195 printf("Statistics preview generated (-%c switch) - now exiting ...\n", swchar);\r
007c44c5 1196 exit(0);\r
be96b71b 1197 } \r
007c44c5 1198\r
1199 i=0;\r
260c2719 1200#ifdef DEBUG\r
007c44c5 1201 printf("%-22s %-15s mark\n","name","ip");\r
260c2719 1202#endif\r
208112af 1203\r
14e28c6f 1204 printf("Writing %s", classmap); \r
be96b71b 1205 f = fopen(classmap, "w"); \r
1206 if(f < 0)\r
1207 {\r
1208 perror(classmap);\r
1209 }\r
1210\r
1211 /*-----------------------------------------------------------------*/\r
0995c4ad 1212 printf(" + generating iptables and tc classes ... ");\r
be96b71b 1213 /*-----------------------------------------------------------------*/\r
1214\r
9f552e96 1215 for_each(ip, ips) if(ip->mark > 0)\r
be96b71b 1216 {\r
9f552e96 1217 for_each(interface, interfaces)\r
007c44c5 1218 {\r
9f552e96 1219 char *chain;\r
1220 if(idxs)\r
0b9c3c19 1221 {\r
9f552e96 1222 char *buf;\r
1223 duplicate(ip->addr,buf);\r
1224 if(ip->v6)\r
1225 {\r
1226 buf=index6_id(ip->addr,64-idxtable_bitmask1);\r
1227 }\r
1228 else\r
1229 {\r
1230 buf=index_id(ip->addr,32-idxtable_bitmask1);\r
1231 }\r
1232 \r
1233 string(chain, 6+strlen(buf));\r
1234 sprintf(chain, "%s_", interface->idxprefix);\r
1235 strcat(chain, buf);\r
1236\r
1237 free(buf);\r
0b9c3c19 1238 }\r
1239 else\r
1240 {\r
9f552e96 1241 chain = interface->chain;\r
0b9c3c19 1242 }\r
007c44c5 1243\r
9f552e96 1244 /* packet limits - this will be optional in future */\r
1245 if(ip->pps_limit)\r
1246 {\r
1247 sprintf(limit_pkts, "-m limit --limit %d/s --limit-burst %d ", \r
1248 ip->pps_limit, ip->pps_limit);\r
1249 }\r
1250 else\r
1251 {\r
1252 *limit_pkts = 0;\r
1253 } \r
007c44c5 1254\r
9f552e96 1255 #ifdef DEBUG\r
1256 printf("%-22s %-16s %04d %d/s\n", ip->name, ip->addr, ip->mark, ip->pps_limit); \r
1257 #endif\r
06733b88 1258\r
9f552e96 1259 /* ------------------------------------------------ iptables classify */\r
1260 sprintf(str, "-A %s -d %s/%d -o %s -j %s%d",\r
1261 chain, ip->addr, ip->mask,\r
1262 interface->name, mark_iptables, ip->mark);\r
1263 iptables_save_line(str, ip->v6);\r
007c44c5 1264\r
9f552e96 1265 sprintf(str, "-A %s -d %s/%d -o %s %s-j ACCEPT",\r
1266 chain, ip->addr, ip->mask, interface->name, limit_pkts);\r
1267 iptables_save_line(str, ip->v6);\r
007c44c5 1268\r
9f552e96 1269 /* classify overlimit packets to separate overlimit class */\r
1270 sprintf(str, "-A %s -d %s/%d -o %s -j %s%d",\r
1271 chain, ip->addr, ip->mask,\r
1272 interface->name, mark_iptables, OVERLIMIT_CLASS);\r
0b9c3c19 1273 iptables_save_line(str, ip->v6);\r
007c44c5 1274\r
9f552e96 1275 sprintf(str, "-A %s -d %s/%d -o %s -j ACCEPT",\r
1276 chain, ip->addr, ip->mask, interface->name);\r
1277 iptables_save_line(str, ip->v6);\r
007c44c5 1278\r
9f552e96 1279 if(ip->min)\r
dee5592e 1280 {\r
9f552e96 1281 //TODO - min and max should not exceed interface->speed\r
1282 \r
1283 /* -------------------------------------------------------- tc class */\r
1284 #ifdef DEBUG\r
1285 printf("[down: %dk-%dk]", ip->min, ip->max);\r
1286 #endif\r
be96b71b 1287\r
9f552e96 1288 sprintf(str, "%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d", \r
1289 tc, interface->name, ip->group, ip->mark, ip->min, ip->max, burst, ip->prio);\r
0b9c3c19 1290 safe_run(str);\r
007c44c5 1291\r
9f552e96 1292 if(strcmpi(ip->keyword->leaf_discipline, "none"))\r
1293 {\r
1294 sprintf(str, "%s qdisc add dev %s parent 1:%d handle %d %s", \r
1295 tc, interface->name, ip->mark, ip->mark, ip->keyword->leaf_discipline); /*qos_leaf*/\r
1296 safe_run(str);\r
1297 }\r
be96b71b 1298\r
9f552e96 1299 if(filter_type == 1)\r
1300 {\r
1301 sprintf(str, "%s filter add dev %s parent 1:0 protocol ip handle %d fw flowid 1:%d",\r
1302 tc, interface->name, ip->mark, ip->mark);\r
1303 safe_run(str);\r
1304 }\r
007c44c5 1305 }\r
9f552e96 1306 else\r
be96b71b 1307 {\r
9f552e96 1308 #ifdef DEBUG\r
1309 printf("(sharing %s)\n", ip->sharing);\r
1310 #endif\r
be96b71b 1311 }\r
9f552e96 1312 i++;\r
007c44c5 1313 }\r
9f552e96 1314 if(ip->min && f > 0)\r
260c2719 1315 {\r
9f552e96 1316 fprintf(f, "%s %d\n", ip->addr, ip->mark);\r
260c2719 1317 }\r
007c44c5 1318 }\r
6fb3c58a 1319 if(f > 0)\r
be96b71b 1320 {\r
1321 puts("done.");\r
1322 fclose(f);\r
1323 }\r
0b9c3c19 1324\r
9f552e96 1325 for_each(interface, interfaces)\r
007c44c5 1326 {\r
9f552e96 1327 char *chain;\r
1328 if(idxs)\r
0b9c3c19 1329 {\r
9f552e96 1330 string(chain, STRLEN);\r
1331 sprintf(chain, "%s_common", interface->idxprefix);\r
1332 }\r
1333 else\r
1334 {\r
1335 chain = interface->chain;\r
0b9c3c19 1336 }\r
0b9c3c19 1337\r
9f552e96 1338 if(free_min)\r
1339 {\r
1340 final_chain = "ACCEPT";\r
0b9c3c19 1341\r
9f552e96 1342 sprintf(str, "-A %s -o %s -j %s%d",\r
1343 chain, interface->name, mark_iptables, FREE_CLASS);\r
1344 iptables_save_line(str, FALSE); /* only for IPv4 */\r
1345 }\r
0b9c3c19 1346\r
9f552e96 1347 sprintf(str,"-A %s -o %s -j %s", chain, interface->name, final_chain);\r
1348 iptables_save_line(str, FALSE);\r
1349 if(ip6prefix)\r
1350 {\r
1351 sprintf(str,"-A %s -o %s -j %s", chain, interface->name, final_chain);\r
1352 iptables_save_line(str, TRUE);\r
1353 }\r
abe9b855 1354\r
9f552e96 1355 if(free_min) /* allocate free bandwith if it is not zero... */ \r
1356 {\r
dee5592e 1357 /*-----------------------------------------------------------------*/\r
a25842fa 1358 puts("Generating free bandwith class ...");\r
dee5592e 1359 /*-----------------------------------------------------------------*/\r
a25842fa 1360 sprintf(str, "%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d",\r
9f552e96 1361 tc, interface->name, parent, FREE_CLASS, free_min, free_max,burst, lowest_priority);\r
dee5592e 1362 safe_run(str);\r
1363 /* tc SFQ */\r
260c2719 1364 if(strcmpi(qos_leaf, "none"))\r
dee5592e 1365 {\r
9f552e96 1366 sprintf(str,"%s qdisc add dev %s parent 1:%d handle %d %s", tc, interface->name, FREE_CLASS, FREE_CLASS, qos_leaf);\r
dee5592e 1367 safe_run(str);\r
1368 } \r
1369 /* tc handle 1 fw flowid */\r
9f552e96 1370 sprintf(str,"%s filter add dev %s parent 1:0 protocol ip handle %d fw flowid 1:%d", tc, interface->name, FREE_CLASS, FREE_CLASS);\r
dee5592e 1371 safe_run(str);\r
007c44c5 1372\r
a25842fa 1373 /*-----------------------------------------------------------------*/\r
1374 puts("Generating bandwith class for overlimit packets...");\r
1375 /*-----------------------------------------------------------------*/\r
1376 sprintf(str, "%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d",\r
9f552e96 1377 tc, interface->name, parent, OVERLIMIT_CLASS, overlimit_min, overlimit_max, burst, lowest_priority);\r
dee5592e 1378 safe_run(str);\r
9f552e96 1379 }\r
1380 } \r
dee5592e 1381 printf("Total IP count: %d\n", i);\r
0b9c3c19 1382 run_iptables_restore();\r
260c2719 1383 if(log_file)\r
1384 {\r
1385 fclose(log_file);\r
1386 }\r
007c44c5 1387 return 0;\r
007c44c5 1388 /* that's all folks, thank you for reading it all the way up to this point ;-) */\r
1389 /* bad luck C<<1 is not yet finished, I promise no sprintf() next time... */\r
1390}\r
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