a4f661fc |
1 | |
2 | /* ============================================================= */ |
3 | /* === Prometheus QoS - you can "steal fire" from your ISP === */ |
4 | /* === "fair-per-IP" quality of service (QoS) utility === */ |
5 | /* === requires Linux 2.4.x or 2.6.x with HTB support === */ |
6 | /* === Copyright(C) 2005-2007 Michael Polak (xChaos) === */ |
7 | /* === Credits: CZFree.Net, Martin Devera, Netdave, Aquarius === */ |
8 | /* ============================================================= */ |
9 | |
10 | /* Modified: xChaos, 20070502 |
11 | |
12 | Prometheus QoS is free software; you can redistribute it and/or |
13 | modify it under the terms of the GNU General Public License as |
14 | published by the Free Software Foundation; either version 2.1 of |
15 | the License, or (at your option) any later version. |
16 | |
17 | Prometheus QoS is distributed in the hope that it will be useful, |
18 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
20 | General Public License for more details. |
21 | |
22 | You should have received a copy of the GNU General Public License |
23 | along with the Linux kernel source code; if not, write to |
24 | Michael Polak, Svojsikova 7, 169 00 Praha 6 Czech Republic */ |
25 | |
26 | #define STRLEN 256 |
27 | #define MAX_GUARANTED_KBPS 2048 |
28 | #undef DEBUG |
29 | |
30 | #include "cll1.h" |
31 | |
32 | const char *version="0.7.1"; |
33 | |
34 | /* ======= Help screen is hopefuly self-documenting part of code :-) ======= */ |
35 | |
36 | void help(void) |
37 | { |
38 | puts("Command line switches:\n\ |
39 | \n\ |
40 | -?, --help this help screen\n\ |
41 | -v, --version show version number of this utility and exit\n\ |
42 | -c filename force alternative /etc/prometheus.conf filename\n\ |
43 | -h filename force alternative /etc/hosts filename (overrides hosts keyword)\n\ |
44 | -f just flush iptables and tc classes and exit (stop shaping)\n\ |
45 | -9 emergency iptables flush (do not read data transfer statistics)\n\ |
46 | -p just generate preview of data transfer statistics and exit\n\ |
47 | -n no delay (overrides qos-free-delay keyword)\n\ |
48 | -d dry run (preview tc and iptables commands on stdout)\n\ |
49 | "); |
50 | } |
51 | |
52 | /* === Configuraration file values defaults - stored in global variables ==== */ |
53 | |
54 | int dry_run=0; /* preview - use puts() instead of system() */ |
55 | char *config="/etc/prometheus.conf"; /* main configuration file */ |
56 | char *hosts="/etc/hosts"; /* line bandwidth definition file */ |
57 | char *tc="/sbin/tc"; /* requires tc with HTB support */ |
58 | char *iptables="/sbin/iptables"; /* requires iptables utility */ |
59 | char *html="/var/www/traffic.html"; /* hall of fame filename */ |
60 | char *preview="/var/www/preview.html"; /* hall of fame preview */ |
61 | char *cmdlog="/var/log/prometheus"; /* command log filename */ |
62 | char *credit="/var/run/prometheus.credit"; /* credit log file */ |
63 | int enable_credit=1; /* enable credit file */ |
64 | int use_credit=0; /* use credit file (if enabled)*/ |
65 | char *log_dir="/var/www/html/logs/"; /* log directory pathname */ |
66 | char *log_url="logs/"; /* log directory URL prefix */ |
67 | char *title="Hall of Fame - Greatest Suckers"; /* hall of fame title */ |
68 | int hall_of_fame=1; /* enable hall of fame */ |
69 | char *lan="eth0"; /* LAN interface */ |
70 | char *lan_medium="100Mbit"; /* 10Mbit/100Mbit ethernet */ |
71 | char *wan="eth1"; /* WAN/ISP interface */ |
72 | char *wan_medium="100Mbit"; /* 10Mbit/100Mbit ethernet */ |
73 | char *qos_leaf="sfq perturb 5"; /* leaf discipline */ |
74 | char *qos_free_zone=NULL; /* QoS free zone */ |
75 | int qos_proxy=1; /* include proxy port to QoS */ |
76 | int include_upload=1; /* upload+download=total traffic */ |
77 | char *proxy_ip="192.168.1.1/32"; /* our IP with proxy port */ |
78 | int proxy_port=3128; /* proxy port number */ |
79 | int line=1024; /* WAN/ISP download in kbps */ |
80 | int up=1024; /* WAN/ISP upload in kbps */ |
81 | int free_min=32; /* minimum guaranted bandwidth for all undefined hosts */ |
82 | int free_max=64; /* maximum allowed bandwidth for all undefined hosts */ |
83 | int qos_free_delay=0; /* seconds to sleep before applying new QoS rules */ |
84 | int digital_divide=2; /* controls digital divide weirdness ratio, 1...3 */ |
85 | int max_nesting=3; /* maximum nesting of HTB clases, built-in maximum seems to be 4 */ |
86 | int burst=8; /* HTB burst (in kbits) */ |
87 | int magic_priorities=8; /* number of priority levels (soft shaping) */ |
88 | int magic_treshold=8; /* reduce ceil by X*magic_treshhold kbps (hard shaping) */ |
89 | int keywordcount=0; |
90 | |
91 | /* not yet implemented: |
92 | int fixed_packets=0; maximum number of pps per IP address (not class!) |
93 | int packet_limit=5; maximum number of pps to htn CEIL, not rate !!! |
94 | */ |
95 | FILE *log_file=NULL; |
96 | |
97 | char *kwd="via-prometheus"; /* /etc/hosts comment, eg. #qos-64-128 */ |
98 | |
99 | const idxtable_treshold1=24; /* this is no longer configurable */ |
100 | const idxtable_treshold2=12; /* this is no longer configurable */ |
101 | const idxtable_bitmask1=3; /* this is no longer configurable */ |
102 | const idxtable_bitmask2=3; /* this is no longer configurable */ |
103 | |
104 | |
105 | /* not yet implemented: |
106 | -s start shaping! (keep data transfer statistics - but apply shaping)\n\ |
107 | -r just reload configuration (...and keep data transfer statistics)\n\ |
108 | */ |
109 | |
110 | /* ==== This is C<<1 stuff - learn C<<1 first! http://cll1.arachne.cz ==== */ |
111 | |
112 | struct IP |
113 | { |
114 | char *addr; |
115 | char *name; |
116 | char *sharing; |
117 | int min; |
118 | int desired; |
119 | int max; |
120 | int mark; |
121 | int prio; |
122 | int fixedprio; |
123 | unsigned long long direct; |
124 | unsigned long long proxy; |
125 | unsigned long long upload; |
126 | unsigned long long traffic; |
127 | unsigned long long credit; |
128 | unsigned long pktsup; |
129 | unsigned long pktsdown; |
130 | struct Keyword *keyword; |
131 | list(IP); |
132 | } *ips=NULL, *ip, *sharedip; |
133 | |
134 | struct Group |
135 | { |
136 | int min; |
137 | int count; |
138 | int desired; |
139 | list(Group); |
140 | } *groups=NULL, *group; |
141 | |
142 | struct Index |
143 | { |
144 | char *addr; |
145 | char *id; |
146 | struct Index *parent; |
147 | int bitmask; |
148 | int children; |
149 | list(Index); |
150 | } *idxs=NULL, *idx, *metaindex; |
151 | |
152 | struct Keyword |
153 | { |
154 | char *key; |
155 | |
156 | int asymetry_ratio; /* ratio for ADSL-like upload */ |
157 | int asymetry_fixed; /* fixed treshold for ADSL-like upload */ |
158 | int data_limit; /* hard shaping: apply magic_treshold if max*data_limit MB exceeded */ |
159 | int prio_limit; /* soft shaping (qos): reduce HTB prio if max*prio_limit MB exceeded */ |
160 | long fixed_limit; /* fixed data limit for setting lower HTB ceil */ |
161 | long fixed_prio; /* fixed data lmit for setting lower HTB prio */ |
162 | int reserve_min; /* bonus for nominal HTB rate bandwidth (in kbps) */ |
163 | int reserve_max; /* malus for nominal HTB ceil (in kbps) */ |
164 | // int divide_max; /* relative malus: new_ceil=rate+(old_ceil-rate)/divide_max */ |
165 | // int htb_ceil_bonus_divide; /* relative bonus: new_ceil=old_ceil+old_ceil/htb_ceil_bonus_divide */ |
166 | int default_prio; /* default HTB priority for this keyword */ |
167 | char *html_color; |
168 | int ip_count; |
169 | |
170 | list(Keyword); |
171 | } *keyword,*defaultkeyword=NULL,*keywords=NULL; |
172 | |
173 | /* Damned, this must be object oriented! This looks almost like constructor ;-) */ |
174 | |
175 | void TheIP(void) |
176 | { |
177 | create(ip,IP); |
178 | ip->name=""; |
179 | ip->addr=""; |
180 | ip->sharing=NULL; |
181 | ip->prio=1; |
182 | ip->fixedprio=0; |
183 | ip->mark=ip->min=ip->max=ip->desired=ip->credit=0; |
184 | ip->upload=ip->proxy=ip->direct=ip->traffic=0; |
185 | ip->pktsup=ip->pktsdown=0; |
186 | ip->keyword=keywords; |
187 | push(ip,ips); |
188 | } |
189 | |
190 | /* ====== Iptables indexes are used to reduce complexity to log8(N) ===== */ |
191 | |
192 | char *very_ugly_ipv4_code(char *inip,int bitmask,int format_as_chainname) |
193 | { |
194 | /* warning: this function was debugged only for bitmask values 20,24,28 !!!*/ |
195 | int dot=0,n; |
196 | char *ip,*outip,*outptr,*fmt; |
197 | |
198 | duplicate(inip,ip); |
199 | /* debug printf("(%s,%d) -> ",ip,bitmask); */ |
200 | |
201 | if(ip && *ip && bitmask>=0 && bitmask<=32) |
202 | string(outip,strlen(ip)+10); /*fuck unicode? assertion: 10>strlen("_%d_%d") */ |
203 | else |
204 | /* should never exit here */ |
205 | return "undefined"; |
206 | outptr=outip; |
207 | while(ip && *ip) |
208 | { |
209 | if(*ip=='.') |
210 | { |
211 | if(dot<(bitmask/8-1)) |
212 | { |
213 | if(format_as_chainname) |
214 | *outptr='_'; |
215 | else |
216 | *outptr='.'; |
217 | outptr++; |
218 | dot++; |
219 | } |
220 | else |
221 | { |
222 | char *cutdot=strchr(ip+1,'.'); /*for bitmask<24*/ |
223 | if(cutdot)*cutdot='\0'; |
224 | if(format_as_chainname) |
225 | fmt="_%d_%d"; |
226 | else |
227 | fmt=".%d"; |
228 | if(bitmask%8) |
229 | n=atoi(ip+1)-atoi(ip+1)%(1<<(8-bitmask%8)); |
230 | else |
231 | n=0; |
232 | |
233 | /*debug printf("%d/%d => [_%d_%d]\n",atoi(ip+1),bitmask,n,bitmask); */ |
234 | sprintf(outptr,fmt,n,bitmask); |
235 | if(!format_as_chainname) while(bitmask<24) |
236 | { |
237 | strcat(outip,".0"); |
238 | bitmask+=8; |
239 | } |
240 | /* debug printf("[%s]\n",outip); */ |
241 | return outip; |
242 | } |
243 | } |
244 | else |
245 | { |
246 | *outptr=*ip; |
247 | outptr++; |
248 | } |
249 | ip++; |
250 | } |
251 | /*should never exit here*/ |
252 | *outptr='\0'; |
253 | return outip; |
254 | } |
255 | |
256 | char *hash_id(char *ip,int bitmask) |
257 | { return very_ugly_ipv4_code(ip,bitmask,1); } |
258 | |
259 | char *subnet_id(char *ip,int bitmask) |
260 | { return very_ugly_ipv4_code(ip,bitmask,0); } |
261 | |
262 | /* ================= Let's parse configuration file here =================== */ |
263 | |
264 | void reject_config_and_exit(char *filename) |
265 | { |
266 | printf("Configuration file %s rejected - abnormal exit.",filename); |
267 | exit(-1); |
268 | } |
269 | |
270 | void get_config(char *config_filename) |
271 | { |
272 | printf("Configured keywords: "); |
273 | parse(config_filename) |
274 | { |
275 | option("keyword",kwd); |
276 | if(kwd) |
277 | { |
278 | printf("%s ",kwd); |
279 | |
280 | create(keyword,Keyword); |
281 | keyword->key=kwd; |
282 | keyword->asymetry_ratio=1; /* ratio for ADSL-like upload */ |
283 | keyword->asymetry_fixed=0; /* fixed treshold for ADSL-like upload */ |
284 | keyword->data_limit=8; /* hard shaping: apply magic_treshold if max*data_limit MB exceeded */ |
285 | keyword->prio_limit=4; /* soft shaping (qos): reduce HTB prio if max*prio_limit MB exceeded */ |
286 | keyword->fixed_limit=0; /* fixed data limit for setting lower HTB ceil */ |
287 | keyword->fixed_prio=0; /* fixed data limit for setting lower HTB prio */ |
288 | keyword->reserve_min=8; /* bonus for nominal HTB rate bandwidth (in kbps) */ |
289 | keyword->reserve_max=0; /* malus for nominal HTB ceil (in kbps) */ |
290 | /* obsolete: |
291 | keyword->divide_max=0; relative malus: new_ceil=rate+(old_ceil-rate)/divide_max |
292 | keyword->htb_ceil_bonus_divide=0; relative bonus: new_ceil=old_ceil+old_ceil/htb_ceil_bonus_divide |
293 | */ |
294 | keyword->default_prio=1; |
295 | keyword->html_color="000000"; |
296 | keyword->ip_count=0; |
297 | |
298 | push(keyword,keywords); |
299 | if(!defaultkeyword) defaultkeyword=keyword; |
300 | keywordcount++; |
301 | |
302 | kwd=NULL; |
303 | } |
304 | else every(keyword,keywords) |
305 | { |
306 | int l=strlen(keyword->key); |
307 | |
308 | |
309 | if(!strncmp(keyword->key,_,l) && strlen(_)>l+2) |
310 | { |
311 | char *tmptr=_; /* <---- l+1 ----> */ |
312 | _+=l+1; /* via-prometheus-asymetry-ratio, etc. */ |
313 | ioption("asymetry-ratio",keyword->asymetry_ratio); |
314 | ioption("asymetry-treshold",keyword->asymetry_fixed); |
315 | ioption("magic-relative-limit",keyword->data_limit); |
316 | ioption("magic-relative-prio",keyword->prio_limit); |
317 | loption("magic-fixed-limit",keyword->fixed_limit); |
318 | loption("magic-fixed-prio",keyword->fixed_prio); |
319 | ioption("htb-default-prio",keyword->default_prio); |
320 | ioption("htb-rate-bonus",keyword->reserve_min); |
321 | ioption("htb-ceil-malus",keyword->reserve_max); |
322 | /* obsolete: |
323 | ioption("htb-ceil-divide",keyword->divide_max); |
324 | ioption("htb-ceil-bonus-divide",keyword->htb_ceil_bonus_divide); |
325 | */ |
326 | option("html-color",keyword->html_color); |
327 | _=tmptr; |
328 | |
329 | if(keyword->data_limit || keyword->fixed_limit || |
330 | keyword->prio_limit || keyword->fixed_prio) |
331 | use_credit=1; |
332 | |
333 | |
334 | } |
335 | } |
336 | |
337 | option("tc",tc); |
338 | option("iptables",iptables); |
339 | option("hosts",hosts); |
340 | option("lan-interface",lan); |
341 | option("wan-interface",wan); |
342 | option("lan-medium",lan_medium); |
343 | option("wan-medium",wan_medium); |
344 | ioption("wan-download",line); |
345 | ioption("wan-upload",up); |
346 | ioption("hall-of-fame-enable",hall_of_fame); |
347 | option("hall-of-fame-title",title); |
348 | option("hall-of-fame-filename",html); |
349 | option("hall-of-fame-preview",preview); |
350 | option("log-filename",cmdlog); |
351 | option("credit-filename",credit); |
352 | ioption("credit-enable",enable_credit); |
353 | option("log-traffic-directory",log_dir); |
354 | option("log-traffic-url-path",log_url); |
355 | option("qos-free-zone",qos_free_zone); |
356 | ioption("qos-free-delay",qos_free_delay); |
357 | ioption("qos-proxy-enable",qos_proxy); |
358 | option("qos-proxy-ip",proxy_ip); |
359 | option("htb-leaf-discipline",qos_leaf); |
360 | ioption("qos-proxy-port",proxy_port); |
361 | ioption("free-rate",free_min); |
362 | ioption("free-ceil",free_max); |
363 | ioption("htb-burst",burst); |
364 | ioption("htb-nesting-limit",max_nesting); |
365 | ioption("magic-include-upload",include_upload); |
366 | ioption("magic-priorities",magic_priorities); |
367 | ioption("magic-treshold",magic_treshold); |
368 | /* not yet implemented: |
369 | ioption("magic-fixed-packets",fixed_packets); |
370 | ioption("magic-relative-packets",packet_limit); |
371 | */ |
372 | } |
373 | fail |
374 | { |
375 | perror(config_filename); |
376 | puts("Warning - using built-in defaults instead ..."); |
377 | } |
378 | done; |
379 | printf("\n"); |
380 | |
381 | /* are supplied values meaningful ?*/ |
382 | if(line<=0 || up<=0) |
383 | { |
384 | puts("Illegal value of wan bandwidth: 0 kbps."); |
385 | reject_config_and_exit(config_filename); |
386 | } |
387 | } |
388 | |
389 | /* ===================== traffic analyser - uses iptables ================ */ |
390 | |
391 | void get_traffic_statistics(void) |
392 | { |
393 | char *str,*cmd; |
394 | int downloadflag=0; |
395 | |
396 | textfile(Pipe,str) *line,*lines=NULL; |
397 | string(str,STRLEN); |
398 | string(cmd,STRLEN); |
399 | |
400 | sprintf(cmd,"%s -L -v -x -n -t mangle",iptables); |
401 | shell(cmd); |
402 | input(str,STRLEN) |
403 | { |
404 | create(line,Pipe); |
405 | line->str=str; |
406 | string(str,STRLEN); |
407 | append(line,lines); |
408 | } |
409 | |
410 | every(line,lines) |
411 | { |
412 | int col, accept=0,proxyflag=0,valid=1,setchainname=0,commonflag=0; |
413 | unsigned long long traffic=0; |
414 | unsigned long pkts=0; |
415 | char *ipaddr=NULL,*ptr; |
416 | |
417 | /* debug puts(line->str); */ |
418 | valid_columns(ptr,line->str,' ',col) |
419 | if(valid) switch(col) |
420 | { |
421 | case 1: if(eq(ptr,"Chain")) |
422 | setchainname=1; |
423 | else if(eq(ptr,"pkts")) |
424 | valid=0; |
425 | else |
426 | sscanf(ptr,"%lu",&pkts); |
427 | break; |
428 | case 2: if(setchainname) |
429 | { |
430 | if(!strncmp(ptr,"post_",5) || eq(ptr,"POSTROUTING")) |
431 | downloadflag=1; |
432 | else |
433 | if(!strncmp(ptr,"forw_",5) || eq(ptr,"FORWARD")) |
434 | downloadflag=0; |
435 | |
436 | if(eq(ptr,"post_common") || eq(ptr,"forw_common")) |
437 | commonflag=1; |
438 | } |
439 | else |
440 | sscanf(ptr,"%Lu",&traffic); traffic+=(1<<19); traffic>>=20; |
441 | break; |
442 | case 3: if(strncmp(ptr,"post_",5) && strncmp(ptr,"forw_",5) || commonflag) |
443 | accept=eq(ptr,"MARK"); |
444 | break; |
445 | case 8: if(downloadflag) |
446 | { |
447 | if(strstr(proxy_ip,ptr))proxyflag=1; |
448 | } |
449 | else |
450 | ipaddr=ptr; |
451 | break; |
452 | case 9: if(downloadflag)ipaddr=ptr;break; |
453 | } |
454 | |
455 | if(accept && traffic>0 && ipaddr) |
456 | { |
457 | if(proxyflag)printf("(proxy) "); |
458 | else if(!downloadflag) printf("(upload) "); |
459 | printf("IP %s: %Lu M (%ld pkts)\n", ipaddr, traffic, pkts); |
460 | find(ip,ips,eq(ip->addr,ipaddr)); |
461 | else |
462 | { |
463 | TheIP(); |
464 | ip->addr=ipaddr; |
465 | if(eq(ip->addr,"0.0.0.0/0")) |
466 | { |
467 | ip->name="(unregistered)"; |
468 | ip->min=free_min; |
469 | ip->max=ip->desired=free_max; |
470 | } |
471 | } |
472 | |
473 | if(downloadflag) |
474 | { |
475 | if(proxyflag) |
476 | ip->proxy=traffic; |
477 | else |
478 | ip->traffic+=traffic; |
479 | ip->direct=ip->traffic-ip->upload-ip->proxy; |
480 | ip->pktsdown=pkts; |
481 | } |
482 | else |
483 | { |
484 | ip->upload=traffic; |
485 | ip->pktsup=pkts; |
486 | if(include_upload) |
487 | ip->traffic+=traffic; |
488 | else |
489 | if(traffic>ip->traffic) |
490 | ip->traffic=traffic; |
491 | } |
492 | } |
493 | } |
494 | |
495 | |
496 | free(cmd); |
497 | } |
498 | |
499 | /* ========== This function executes, logs OR ALSO prints command ========== */ |
500 | |
501 | void safe_run(char *cmd) |
502 | { |
503 | if(dry_run) printf("\n=>%s\n",cmd); else system(cmd); |
504 | if(log_file) fprintf(log_file,"%s\n",cmd); |
505 | } |
506 | |
507 | /* == This function strips extra characters after IP address and stores it = */ |
508 | |
509 | void parse_ip(char *str) |
510 | { |
511 | char *ptr=str,*ipaddr=NULL,*ipname=NULL;; |
512 | |
513 | while(*ptr && *ptr!=' ' && *ptr!=9) |
514 | ptr++; |
515 | |
516 | *ptr=0; |
517 | ipaddr=str; |
518 | ptr++; |
519 | while(*ptr && (*ptr==' ' || *ptr==9)) |
520 | ptr++; |
521 | ipname=ptr; |
522 | while(*ptr && *ptr!=' ' && *ptr!=9) |
523 | ptr++; |
524 | *ptr=0; |
525 | |
526 | find(ip,ips,eq(ip->addr,ipaddr)); else TheIP(); |
527 | ip->addr=ipaddr; |
528 | ip->name=ipname; |
529 | } |
530 | |
531 | char *parse_datafile_line(char *str) |
532 | { |
533 | char *ptr=strchr(str,' '); |
534 | |
535 | if(ptr) |
536 | { |
537 | *ptr=0; |
538 | ptr++; |
539 | return ptr; |
540 | } |
541 | else |
542 | return NULL; |
543 | } |
544 | |
545 | /*-----------------------------------------------------------------*/ |
546 | /* Are you looking for int main (int argc, char **argv) ? :-)) */ |
547 | /*-----------------------------------------------------------------*/ |
548 | |
549 | program |
550 | { |
551 | int i=0; |
552 | FILE *f=NULL; |
553 | char *str, *ptr, *d; |
554 | char *substring; |
555 | int class_count=0,ip_count=0; |
556 | int parent=1; |
557 | int just_flush=0; |
558 | int nodelay=0; |
559 | int just_preview=0; /* preview - generate just stats */ |
560 | char *chain_forward, *chain_postrouting; |
561 | char *althosts=NULL; |
562 | |
563 | printf("\n\ |
564 | Prometheus QoS - \"fair-per-IP\" Quality of Service setup utility.\n\ |
565 | Version %s - Copyright (C)2005-2007 Michael Polak (xChaos)\n\ |
566 | Credits: CZFree.Net, Martin Devera, Netdave, Aquarius\n\n",version); |
567 | |
568 | /*----- Boring... we have to check command line options first: ----*/ |
569 | |
570 | arguments |
571 | { |
572 | argument("-c") { nextargument(config); } |
573 | argument("-h") { nextargument(althosts);} |
574 | argument("-d") { dry_run=1; } |
575 | argument("-f") { just_flush=1; } |
576 | argument("-9") { just_flush=9; } |
577 | argument("-p") { just_preview=1; } |
578 | argument("-n") { nodelay=1; } |
579 | argument("-?") { help(); exit(0); } |
580 | argument("--help") { help(); exit(0); } |
581 | argument("-v") { exit(0); } |
582 | argument("--version") { exit(0); } |
583 | } |
584 | |
585 | if(dry_run) |
586 | puts("*** THIS IS JUST DRY RUN ! ***\n"); |
587 | |
588 | date(d); /* this is typical cll1.h macro */ |
589 | |
590 | /*-----------------------------------------------------------------*/ |
591 | printf("Parsing configuration file %s ...\n", config); |
592 | /*-----------------------------------------------------------------*/ |
593 | get_config(config); |
594 | |
595 | if(althosts) hosts=althosts; |
596 | |
597 | if(just_flush<9) |
598 | { |
599 | /*-----------------------------------------------------------------*/ |
600 | puts("Parsing iptables verbose output ..."); |
601 | /*-----------------------------------------------------------------*/ |
602 | get_traffic_statistics(); |
603 | } |
604 | |
605 | /*-----------------------------------------------------------------*/ |
606 | printf("Parsing class defintion file %s ...\n", hosts); |
607 | /*-----------------------------------------------------------------*/ |
608 | parse(hosts) |
609 | { |
610 | str=_; |
611 | |
612 | if(*str<'0' || *str>'9') |
613 | continue; |
614 | |
615 | //Does this IP share QoS class with some other ? |
616 | substring=strstr(str,"sharing-"); |
617 | if(substring) |
618 | { |
619 | substring+=8; //"sharing-" |
620 | parse_ip(str); |
621 | ip_count++; |
622 | ip->sharing=substring; |
623 | ip->keyword=defaultkeyword; /* settings for default keyword */ |
624 | while(*substring && *substring!='\n') |
625 | substring++; |
626 | *substring=0; |
627 | } |
628 | else |
629 | { |
630 | //Do we have to create new QoS class for this IP ? |
631 | |
632 | find(keyword,keywords,(substring=strstr(str,keyword->key))) |
633 | { |
634 | parse_ip(str); |
635 | ip_count++; |
636 | ip->keyword=keyword; |
637 | keyword->ip_count++; |
638 | ip->prio=keyword->default_prio; |
639 | substring+=strlen(keyword->key)+1; |
640 | ptr=substring; |
641 | while(*ptr && *ptr!='-') |
642 | ptr++; |
643 | if(*ptr=='-') |
644 | { |
645 | *ptr=0; |
646 | ip->max=ip->desired=atoi(ptr+1); |
647 | } |
648 | ip->min=atoi(substring); |
649 | if(ip->min<=0) |
650 | { |
651 | puts("Illegal value of minimum bandwidth: 0 kbps."); |
652 | reject_config_and_exit(hosts); |
653 | } |
654 | if(ip->max<=ip->min) |
655 | { |
656 | ip->fixedprio=1; |
657 | ip->max=ip->min+ip->keyword->reserve_min; |
658 | } |
659 | else |
660 | { |
661 | ip->max-=ip->keyword->reserve_max; |
662 | |
663 | /* |
664 | if(ip->keyword->divide_max>1) |
665 | ip->max=ip->min+(ip->max-ip->min)/ip->keyword->divide_max; |
666 | if(ip->keyword->htb_ceil_bonus_divide>0) |
667 | ip->max+=ip->max/ip->keyword->htb_ceil_bonus_divide; |
668 | */ |
669 | if(ip->max<ip->min) |
670 | ip->max=ip->min; |
671 | } |
672 | ip->mark=MAX_GUARANTED_KBPS+1+class_count++; |
673 | |
674 | find(group,groups,group->min==ip->min) |
675 | { |
676 | group->count++; |
677 | group->desired+=ip->min; |
678 | } |
679 | else |
680 | { |
681 | create(group,Group); |
682 | group->min=ip->min; |
683 | |
684 | if(group->min<8) group->min=8; |
685 | /* Warning - this is maybe because of primitive tc namespace, can be fixed */ |
686 | /* it is because class IDs are derived from min. bandwidth. - xCh */ |
687 | if(group->min>MAX_GUARANTED_KBPS) group->min=MAX_GUARANTED_KBPS; |
688 | |
689 | group->count=1; |
690 | group->desired=ip->min; |
691 | insert(group,groups,desc_order_by,min); |
692 | } |
693 | }//endif keyword- |
694 | }//endif sharing- |
695 | } |
696 | fail |
697 | { |
698 | perror(hosts); |
699 | exit(-1); |
700 | } |
701 | done; |
702 | |
703 | /*-----------------------------------------------------------------*/ |
704 | /* cll1.h - let's allocate brand new character buffer... */ |
705 | /*-----------------------------------------------------------------*/ |
706 | string(str,STRLEN); |
707 | |
708 | /*-----------------------------------------------------------------*/ |
709 | puts("Resolving shared connections ..."); |
710 | /*-----------------------------------------------------------------*/ |
711 | search(ip,ips,ip->sharing) |
712 | { |
713 | search(sharedip,ips,eq(sharedip->name,ip->sharing)) |
714 | { |
715 | sharedip->traffic+=ip->traffic; |
716 | ip->traffic=0; |
717 | ip->mark=sharedip->mark; |
718 | break; |
719 | } |
720 | if(!sharedip) |
721 | printf("Unresolved shared connection: %s %s sharing-%s\n",ip->addr,ip->name,ip->sharing); |
722 | } |
723 | |
724 | if(enable_credit && just_flush<9) |
725 | { |
726 | /*-----------------------------------------------------------------*/ |
727 | printf("Parsing credit file %s ...\n", credit); |
728 | /*-----------------------------------------------------------------*/ |
729 | parse(credit) |
730 | { |
731 | ptr=parse_datafile_line(_); |
732 | if(ptr) |
733 | { |
734 | find(ip,ips,eq(ip->addr,_)) |
735 | sscanf(ptr,"%Lu",&(ip->credit)); |
736 | } |
737 | } |
738 | done; |
739 | } |
740 | |
741 | if(!just_preview) |
742 | { |
743 | /*-----------------------------------------------------------------*/ |
744 | puts("Initializing iptables and tc classes ..."); |
745 | /*-----------------------------------------------------------------*/ |
746 | |
747 | log_file=fopen(cmdlog,"w"); |
748 | |
749 | sprintf(str,"%s -t mangle -F INPUT",iptables); |
750 | safe_run(str); |
751 | |
752 | sprintf(str,"%s -t mangle -F OUTPUT",iptables); |
753 | safe_run(str); |
754 | |
755 | sprintf(str,"%s -t mangle -F PREROUTING",iptables); |
756 | safe_run(str); |
757 | |
758 | sprintf(str,"%s -t mangle -F POSTROUTING",iptables); |
759 | safe_run(str); |
760 | |
761 | sprintf(str,"%s -t mangle -F FORWARD",iptables); |
762 | safe_run(str); |
763 | |
764 | sprintf(str,"%s -t mangle -Z INPUT",iptables); |
765 | safe_run(str); |
766 | |
767 | sprintf(str,"%s -t mangle -Z OUTPUT",iptables); |
768 | safe_run(str); |
769 | |
770 | sprintf(str,"%s -t mangle -Z PREROUTING",iptables); |
771 | safe_run(str); |
772 | |
773 | sprintf(str,"%s -t mangle -Z POSTROUTING",iptables); |
774 | safe_run(str); |
775 | |
776 | sprintf(str,"%s -t mangle -Z FORWARD",iptables); |
777 | safe_run(str); |
778 | |
779 | sprintf(str,"%s -t mangle -X",iptables); |
780 | safe_run(str); |
781 | |
782 | sprintf(str,"%s qdisc del dev %s root 2>/dev/null",tc,lan); |
783 | safe_run(str); |
784 | |
785 | sprintf(str,"%s qdisc del dev %s root 2>/dev/null",tc,wan); |
786 | safe_run(str); |
787 | |
788 | if(qos_free_zone && *qos_free_zone!='0') |
789 | { |
790 | char *chain; |
791 | |
792 | sprintf(str,"%s -t mangle -A FORWARD -d %s -o %s -j ACCEPT",iptables, qos_free_zone, wan); |
793 | safe_run(str); |
794 | |
795 | if(qos_proxy) |
796 | { |
797 | sprintf(str,"%s -t mangle -N post_noproxy 2>/dev/null",iptables); |
798 | safe_run(str); |
799 | sprintf(str,"%s -t mangle -F post_noproxy",iptables); |
800 | safe_run(str); |
801 | sprintf(str,"%s -t mangle -A POSTROUTING -p ! tcp -o %s -j post_noproxy",iptables, lan); |
802 | safe_run(str); |
803 | sprintf(str,"%s -t mangle -A POSTROUTING -s ! %s -o %s -j post_noproxy",iptables, proxy_ip, lan); |
804 | safe_run(str); |
805 | sprintf(str,"%s -t mangle -A POSTROUTING -s %s -p tcp --sport ! %d -o %s -j post_noproxy",iptables, proxy_ip, proxy_port, lan); |
806 | safe_run(str); |
807 | |
808 | chain="post_noproxy"; |
809 | } |
810 | else |
811 | chain="POSTROUTING"; |
812 | |
813 | sprintf(str,"%s -t mangle -A %s -s %s -o %s -j ACCEPT",iptables, chain, qos_free_zone, lan); |
814 | safe_run(str); |
815 | } |
816 | |
817 | if(ip_count>idxtable_treshold1 && !just_flush) |
818 | { |
819 | int idxcount=0, bitmask=32-idxtable_bitmask1; /* default net mask: 255.255.255.240 */ |
820 | char *subnet, *ptr, *buf; |
821 | /*-----------------------------------------------------------------*/ |
822 | printf("Detected %d addresses - indexing iptables rules to improve performance...\n",ip_count); |
823 | /*-----------------------------------------------------------------*/ |
824 | |
825 | sprintf(str,"%s -t mangle -N post_common 2>/dev/null",iptables); |
826 | safe_run(str); |
827 | sprintf(str,"%s -t mangle -F post_common",iptables); |
828 | safe_run(str); |
829 | sprintf(str,"%s -t mangle -N forw_common 2>/dev/null",iptables); |
830 | safe_run(str); |
831 | sprintf(str,"%s -t mangle -F forw_common",iptables); |
832 | safe_run(str); |
833 | |
834 | search(ip,ips,ip->addr && *(ip->addr) && !eq(ip->addr,"0.0.0.0/0")) |
835 | { |
836 | buf=hash_id(ip->addr,bitmask); |
837 | find(idx,idxs,eq(idx->id,buf)) |
838 | idx->children++; |
839 | else |
840 | { |
841 | create(idx,Index); |
842 | idx->addr=ip->addr; |
843 | idx->id=buf; |
844 | idx->bitmask=bitmask; |
845 | idx->parent=NULL; |
846 | idx->children=0; |
847 | idxcount++; |
848 | push(idx,idxs); |
849 | } |
850 | } |
851 | |
852 | /* brutal perfomance optimalization */ |
853 | while(idxcount>idxtable_treshold2 && bitmask>2*idxtable_bitmask2) |
854 | { |
855 | bitmask-=idxtable_bitmask2; |
856 | idxcount=0; |
857 | search(idx,idxs,idx->parent==NULL) |
858 | { |
859 | buf=hash_id(idx->addr,bitmask); |
860 | find(metaindex,idxs,eq(metaindex->id,buf)) |
861 | metaindex->children++; |
862 | else |
863 | { |
864 | create(metaindex,Index); |
865 | metaindex->addr=idx->addr; |
866 | metaindex->id=buf; |
867 | metaindex->bitmask=bitmask; |
868 | metaindex->parent=NULL; |
869 | metaindex->children=0; |
870 | idxcount++; |
871 | push(metaindex,idxs); |
872 | } |
873 | idx->parent=metaindex; |
874 | } |
875 | } |
876 | |
877 | /* this should slightly optimize throughout ... */ |
878 | sort(idx,idxs,desc_order_by,children); |
879 | sort(idx,idxs,order_by,bitmask); |
880 | |
881 | i=0; |
882 | every(idx,idxs) |
883 | { |
884 | subnet=subnet_id(idx->addr,idx->bitmask); |
885 | printf("%d: %s/%d\n",++i,subnet,idx->bitmask); |
886 | |
887 | sprintf(str,"%s -t mangle -N post_%s 2>/dev/null",iptables, idx->id); |
888 | safe_run(str); |
889 | |
890 | sprintf(str,"%s -t mangle -F post_%s",iptables, idx->id); |
891 | safe_run(str); |
892 | |
893 | sprintf(str,"%s -t mangle -N forw_%s 2>/dev/null",iptables, idx->id); |
894 | safe_run(str); |
895 | |
896 | sprintf(str,"%s -t mangle -F forw_%s",iptables, idx->id); |
897 | safe_run(str); |
898 | |
899 | if(idx->parent) |
900 | { |
901 | string(buf,strlen(idx->parent->id)+6); |
902 | sprintf(buf,"post_%s",idx->parent->id); |
903 | } |
904 | else |
905 | buf="POSTROUTING"; |
906 | |
907 | sprintf(str,"%s -t mangle -A %s -d %s/%d -o %s -j post_%s",iptables, buf, subnet, idx->bitmask, lan, idx->id); |
908 | safe_run(str); |
909 | |
910 | sprintf(str,"%s -t mangle -A %s -d %s/%d -o %s -j post_common",iptables, buf, subnet, idx->bitmask, lan); |
911 | safe_run(str); |
912 | |
913 | if(idx->parent) |
914 | { |
915 | string(buf,strlen(idx->parent->id)+6); |
916 | sprintf(buf,"forw_%s",idx->parent->id); |
917 | } |
918 | else |
919 | buf="FORWARD"; |
920 | |
921 | sprintf(str,"%s -t mangle -A %s -s %s/%d -o %s -j forw_%s",iptables, buf, subnet, idx->bitmask, wan, idx->id); |
922 | safe_run(str); |
923 | |
924 | sprintf(str,"%s -t mangle -A %s -s %s/%d -o %s -j forw_common",iptables, buf, subnet, idx->bitmask, wan); |
925 | safe_run(str); |
926 | } |
927 | printf("Total indexed iptables chains created: %d\n", i); |
928 | |
929 | sprintf(str,"%s -t mangle -A FORWARD -o %s -j forw_common",iptables, wan); |
930 | safe_run(str); |
931 | |
932 | sprintf(str,"%s -t mangle -A POSTROUTING -o %s -j post_common",iptables, lan); |
933 | safe_run(str); |
934 | } |
935 | |
936 | } |
937 | |
938 | if(just_flush) |
939 | { |
940 | puts("Just flushed iptables and tc classes - now exiting ..."); |
941 | exit(0); |
942 | } |
943 | |
944 | if(!just_preview) |
945 | { |
946 | if(!dry_run && !nodelay && qos_free_delay) |
947 | { |
948 | printf("Flushed iptables and tc classes - now sleeping for %d seconds...\n",qos_free_delay); |
949 | sleep(qos_free_delay); |
950 | } |
951 | |
952 | sprintf(str,"%s qdisc add dev %s root handle 1: htb r2q 1 default 2",tc,lan); |
953 | safe_run(str); |
954 | |
955 | sprintf(str,"%s class add dev %s parent 1: classid 1:2 htb rate %s ceil %s burst %dk prio 0",tc,lan,lan_medium,lan_medium,burst); |
956 | safe_run(str); |
957 | |
958 | sprintf(str,"%s class add dev %s parent 1:2 classid 1:1 htb rate %dkbit ceil %dkbit burst %dk prio 0",tc,lan,line,line,burst); |
959 | safe_run(str); |
960 | |
961 | sprintf(str,"%s qdisc add dev %s root handle 1: htb r2q 1 default 2",tc,wan); |
962 | safe_run(str); |
963 | |
964 | sprintf(str,"%s class add dev %s parent 1: classid 1:2 htb rate %s ceil %s burst %dk prio 0",tc,wan,wan_medium,wan_medium,burst); |
965 | safe_run(str); |
966 | |
967 | sprintf(str,"%s class add dev %s parent 1:2 classid 1:1 htb rate %dkbit ceil %dkbit burst %dk prio 0",tc,wan,up,up,burst); |
968 | safe_run(str); |
969 | } |
970 | |
971 | /*-----------------------------------------------------------------*/ |
972 | puts("Locating suckers and generating root classes ..."); |
973 | /*-----------------------------------------------------------------*/ |
974 | sort(ip,ips,desc_order_by,traffic); |
975 | |
976 | |
977 | /*-----------------------------------------------------------------*/ |
978 | /* sub-scope - local variables */ |
979 | { |
980 | long rate=line; |
981 | long max=line; |
982 | int group_count=0; |
983 | FILE *credit_file=NULL; |
984 | |
985 | if(!just_preview && !dry_run && enable_credit) credit_file=fopen(credit,"w"); |
986 | |
987 | every(group,groups) |
988 | { |
989 | if(!just_preview) |
990 | { |
991 | //download |
992 | sprintf(str,"%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio 1", |
993 | tc, lan, parent, group->min, rate, max, burst); |
994 | safe_run(str); |
995 | |
996 | //upload |
997 | sprintf(str,"%s class add dev %s parent 1:%d classid 1:%d htb rate %ldkbit ceil %ldkbit burst %dk prio 1", |
998 | tc, wan, parent, group->min, (long)(rate*up/line), (long)(max*up/line), burst); |
999 | safe_run(str); |
1000 | } |
1001 | |
1002 | if(group_count++<max_nesting) parent=group->min; |
1003 | |
1004 | rate-=digital_divide*group->min; |
1005 | if(rate<group->min)rate=group->min; |
1006 | |
1007 | /*shaping of aggresive downloaders, with credit file support */ |
1008 | if(use_credit) |
1009 | { |
1010 | int group_rate=group->min, priority_sequence=magic_priorities+1; |
1011 | |
1012 | search(ip, ips, ip->min==group->min && ip->max>ip->min) |
1013 | { |
1014 | if(ip->keyword->data_limit>0 && |
1015 | ip->traffic>ip->credit+ |
1016 | (ip->min*ip->keyword->data_limit+(ip->keyword->fixed_limit<<20)) |
1017 | && !ip->fixedprio) |
1018 | { |
1019 | if(group_rate<ip->max) ip->max=group_rate; |
1020 | group_rate+=magic_treshold; |
1021 | ip->prio=magic_priorities+2; |
1022 | if(ip->prio<3) ip->prio=3; |
1023 | } |
1024 | else |
1025 | { |
1026 | if(ip->traffic>ip->credit+ |
1027 | (ip->min*ip->keyword->prio_limit+(ip->keyword->fixed_prio<<20)) && |
1028 | !ip->fixedprio) |
1029 | { |
1030 | ip->prio=priority_sequence--; |
1031 | if(ip->prio<2) ip->prio=2; |
1032 | } |
1033 | |
1034 | if(credit_file) |
1035 | { |
1036 | unsigned long long lcredit=0; |
1037 | if((ip->min*ip->keyword->data_limit+(ip->keyword->fixed_limit<<20))>ip->traffic) |
1038 | lcredit=(ip->min*ip->keyword->data_limit+(ip->keyword->fixed_limit<<20))-ip->traffic; |
1039 | fprintf(credit_file,"%s %Lu\n",ip->addr,lcredit); |
1040 | } |
1041 | } |
1042 | } |
1043 | |
1044 | } |
1045 | } |
1046 | if(credit_file)fclose(credit_file); |
1047 | } |
1048 | |
1049 | if(just_preview) |
1050 | { |
1051 | f=fopen(preview,"w"); |
1052 | ptr=preview; |
1053 | } |
1054 | else if(!dry_run && !just_flush) |
1055 | { |
1056 | /*-----------------------------------------------------------------*/ |
1057 | printf("Writing data transfer database ...\n"); |
1058 | /*-----------------------------------------------------------------*/ |
1059 | f=fopen("/var/run/prometheus.previous","w"); |
1060 | if(f) |
1061 | { |
1062 | search(ip,ips,ip->traffic || ip->direct || ip->proxy ||ip->upload) |
1063 | fprintf(f,"%s %Lu %Lu %Lu %Lu\n",ip->addr,ip->traffic,ip->direct,ip->proxy,ip->upload); |
1064 | fclose(f); |
1065 | } |
1066 | |
1067 | f=fopen(html,"w"); |
1068 | ptr=html; |
1069 | } |
1070 | |
1071 | if(f) |
1072 | { |
1073 | int total=0; |
1074 | int count=1; |
1075 | i=0; |
1076 | |
1077 | /*-----------------------------------------------------------------*/ |
1078 | printf("Sorting data and generating statistics page %s ...\n",ptr); |
1079 | /*-----------------------------------------------------------------*/ |
1080 | |
1081 | fputs("<table border>\n<tr><th align=\"right\">#</th><th align=\"right\">group</th><th align=\"right\">IPs</th><th align=\"right\">requested</th>\n",f); |
1082 | fprintf(f,"<th colspan=\"%d\">data limits</th>\n",keywordcount); |
1083 | fputs("</tr>\n",f); |
1084 | every(group,groups) |
1085 | { |
1086 | #ifdef DEBUG |
1087 | printf("%d k group: %d bandwidth requested: %d k\n",group->min,group->count,group->desired); |
1088 | #endif |
1089 | fprintf(f,"<tr><td align=\"right\">%d</td><td align=\"right\">%d k</td>",count,group->min); |
1090 | fprintf(f,"<td align=\"right\">%d</td><td align=\"right\">%d k</td>",group->count,group->desired); |
1091 | |
1092 | every(keyword,keywords) |
1093 | fprintf(f,"<td align=\"right\"><font color=\"#%s\">%d M</font></td>",keyword->html_color,group->min*keyword->data_limit); |
1094 | |
1095 | i+=group->desired; |
1096 | total+=group->count; |
1097 | count++; |
1098 | } |
1099 | #ifdef DEBUG |
1100 | printf("Total groups: %d Total bandwidth requested: %d k\nAGGREGATION: 1/%d\n",count,i,i/line); |
1101 | #endif |
1102 | fprintf(f,"<tr><th colspan=\"2\" align=\"left\">Line %d k</td>",line); |
1103 | fprintf(f,"<th align=\"right\">%d</td><th align=\"right\">%d k</td>",total,i); |
1104 | |
1105 | every(keyword,keywords) |
1106 | fprintf(f,"<th align=\"right\">%d IPs</th>",keyword->ip_count); |
1107 | |
1108 | fprintf(f,"</tr><tr><th colspan=\"4\">Aggregation 1/%d</th>\n",(int)(0.5+i/line)); |
1109 | fprintf(f,"<th colspan=\"%d\">%d traffic classes</th></tr>\n",keywordcount,total); |
1110 | |
1111 | fputs("</table>\n",f); |
1112 | } |
1113 | else if(!dry_run && !just_flush) |
1114 | perror(html); |
1115 | |
1116 | i=1; |
1117 | if(f) |
1118 | { |
1119 | unsigned long long total=0, total_direct=0, total_proxy=0, total_upload=0, tmp_sum=0; |
1120 | int active_classes=0; |
1121 | int colspan; |
1122 | FILE *iplog; |
1123 | struct Sum {unsigned long long l; int i; list(Sum);} *sum,*sums=NULL; |
1124 | |
1125 | if(qos_proxy) |
1126 | colspan=12; |
1127 | else |
1128 | colspan=11; |
1129 | |
1130 | fprintf(f,"<p><table border>\n<tr><th colspan=\"%d\">%s",colspan,title); |
1131 | fprintf(f," (%s)</th></tr>\n", d); |
1132 | fputs("<tr><td align=\"right\">#</td><td>hostname</td>\ |
1133 | <td align=\"right\">credit</td>\ |
1134 | <td align=\"right\">limit</td>\ |
1135 | <td align=\"right\">total</td>\ |
1136 | <td align=\"right\">direct</td>\n",f); |
1137 | if(qos_proxy) |
1138 | fputs("<td align=\"right\">proxy</td>\n",f); |
1139 | fputs("<td align=\"right\">upload</td>\ |
1140 | <td align=\"right\">minimum</td>\ |
1141 | <td align=\"right\">desired</td>\ |
1142 | <td align=\"right\">maximum</td>\ |
1143 | <td>prio</td></tr>\n",f); |
1144 | |
1145 | every(ip,ips) |
1146 | { |
1147 | char *f1="", *f2=""; |
1148 | if(ip->max<ip->desired) |
1149 | { |
1150 | f1="<font color=\"red\">"; |
1151 | f2="</font>"; |
1152 | } |
1153 | else if(ip->prio>1) |
1154 | { |
1155 | f1="<font color=\"brown\">"; |
1156 | f2="</font>"; |
1157 | } |
1158 | |
1159 | #ifdef DEBUG |
1160 | printf("%03d. %-22s %10Lu (%d/%d)\n",i ,ip->name, ip->traffic, ip->min, ip->max); |
1161 | #endif |
1162 | fprintf(f,"<tr><td align=\"right\"><a name=\"%s\"></a>%d</td><td><a href=\"%s%s.log\">%s</a></td><td align=\"right\">%Lu M</td>\n", |
1163 | ip->name, i, log_url, ip->name, ip->name, ip->credit); |
1164 | fprintf(f,"<td align=\"right\"><font color=\"#%s\">%Lu M</font></td>",ip->keyword->html_color,ip->credit+(ip->min*ip->keyword->data_limit+(ip->keyword->fixed_limit<<20))); |
1165 | fprintf(f,"<td align=\"right\">%s%Lu M%s</td><td align=\"right\">%Lu M</td>\n", f1, ip->traffic, f2, ip->direct); |
1166 | if(qos_proxy) |
1167 | fprintf(f,"<td align=\"right\">%Lu M</td>\n", ip->proxy); |
1168 | fprintf(f,"<td align=\"right\">%Lu M</td>\n", ip->upload); |
1169 | fprintf(f,"<td align=\"right\">%d k</td><td align=\"right\">%d k</td><td align=\"right\">%s%d k%s</td><td>%s%d%s</td></tr>\n",ip->min,ip->desired,f1,ip->max,f2,f1,ip->prio,f2); |
1170 | total+=ip->traffic; |
1171 | total_direct+=ip->direct; |
1172 | total_proxy+=ip->proxy; |
1173 | total_upload+=ip->upload; |
1174 | if(ip->traffic>0) |
1175 | { |
1176 | active_classes++; |
1177 | tmp_sum+=ip->traffic; |
1178 | create(sum,Sum); |
1179 | sum->l=tmp_sum; |
1180 | sum->i=active_classes; |
1181 | insert(sum,sums,order_by,i); |
1182 | } |
1183 | |
1184 | i++; |
1185 | |
1186 | if(!just_preview) |
1187 | { |
1188 | sprintf(str,"%s%s.log",log_dir,ip->name); |
1189 | iplog=fopen(str,"a"); |
1190 | if(iplog) |
1191 | { |
1192 | fprintf(iplog,"%ld\t%s\t%Lu\t%Lu\t%Lu\t%Lu\t%s",time(NULL),ip->name,ip->traffic, ip->direct, ip->proxy, ip->upload,d); |
1193 | fclose(iplog); |
1194 | } |
1195 | } |
1196 | |
1197 | } |
1198 | fprintf(f,"<tr><th colspan=\"4 \"align=\"left\">SUMMARY:</td>"); |
1199 | fprintf(f,"<th align=\"right\">%Lu M</th>\ |
1200 | <th align=\"right\">%Lu M</th>\n", total, total_direct); |
1201 | if(qos_proxy) |
1202 | fprintf(f,"<th align=\"right\">%Lu M</th>\n", total_proxy); |
1203 | fprintf(f,"<th align=\"right\">%Lu M</th>", total_upload); |
1204 | fputs("<td colspan=\"4\"></td></th>\n</table>\n",f); |
1205 | |
1206 | if(active_classes>10) |
1207 | { |
1208 | fputs("<a name=\"erp\"></a><p><table border><tr><th colspan=\"4\">Enterprise Research and Planning (ERP)</th></tr>\n",f); |
1209 | fputs("<tr><td colspan=\"2\">Active Classes</td><td colspan=\"2\">Data transfers</td></tr>\n",f); |
1210 | find (sum,sums,sum->l>=total/4) |
1211 | fprintf(f,"<tr><td>Top %d</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><td align=\"right\">%d %%</td></tr>\n",sum->i,(100*sum->i+50)/active_classes,sum->l,(100*sum->l+50)/total); |
1212 | find (sum,sums,sum->i==10) |
1213 | fprintf(f,"<tr><td>Top 10</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><td align=\"right\">%d %%</td></tr>\n",(100*sum->i+50)/active_classes,sum->l,(100*sum->l+50)/total); |
1214 | find (sum,sums,sum->l>=total/2) |
1215 | fprintf(f,"<tr><td>Top %d</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><td align=\"right\">%d %%</td></tr>\n",sum->i,(100*sum->i+50)/active_classes,sum->l,(100*sum->l+50)/total); |
1216 | find (sum,sums,sum->i>=(active_classes+3)/4) |
1217 | fprintf(f,"<tr><td>Top %d</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><td align=\"right\">%d %%</td></tr>\n",sum->i,(100*sum->i+50)/active_classes,sum->l,(100*sum->l+50)/total); |
1218 | find (sum,sums,sum->i>=(active_classes+1)/2) |
1219 | fprintf(f,"<tr><td>Top %d</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><td align=\"right\">%d %%</td></tr>\n",sum->i,(100*sum->i+50)/active_classes,sum->l,(100*sum->l+50)/total); |
1220 | fprintf(f,"<tr><th align=\"left\">All %d</th><th align=\"right\">100 %%</th><th align=\"right\">%Lu M</th><th align=\"right\">100 %%</th></tr>\n",active_classes,total); |
1221 | fputs("</table>\n",f); |
1222 | } |
1223 | fprintf(f,"<small>Statistics generated by Prometheus QoS version %s<br>GPL+Copyright(C)2005 Michael Polak, <a href=\"http://www.arachne.cz/\">Arachne Labs</a></small>\n",version); |
1224 | fclose(f); |
1225 | } |
1226 | |
1227 | if(just_preview) |
1228 | { |
1229 | puts("Statistics preview generated (-p switch) - now exiting ..."); |
1230 | exit(0); |
1231 | } |
1232 | |
1233 | /*-----------------------------------------------------------------*/ |
1234 | puts("Generating iptables and tc classes ..."); |
1235 | /*-----------------------------------------------------------------*/ |
1236 | |
1237 | i=0; |
1238 | printf("%-22s %-15s mark\n","name","ip"); |
1239 | search(ip,ips,ip->mark>0) |
1240 | { |
1241 | |
1242 | if(idxs) |
1243 | { |
1244 | char *buf; |
1245 | duplicate(ip->addr,buf); |
1246 | buf=hash_id(ip->addr,32-idxtable_bitmask1); |
1247 | |
1248 | string(chain_forward,6+strlen(buf)); |
1249 | strcpy(chain_forward,"forw_"); |
1250 | strcat(chain_forward,buf); |
1251 | |
1252 | string(chain_postrouting,6+strlen(buf)); |
1253 | strcpy(chain_postrouting,"post_"); |
1254 | strcat(chain_postrouting,buf); |
1255 | |
1256 | free(buf); |
1257 | } |
1258 | else |
1259 | { |
1260 | chain_forward="FORWARD"; |
1261 | chain_postrouting="POSTROUTING"; |
1262 | } |
1263 | |
1264 | printf("%-22s %-16s %04d ", ip->name, ip->addr, ip->mark); |
1265 | |
1266 | /* -------------------------------------------------------- mark download */ |
1267 | |
1268 | sprintf(str,"%s -t mangle -A %s -d %s/32 -o %s -j MARK --set-mark %d",iptables,chain_postrouting,ip->addr,lan,ip->mark); |
1269 | /* -m limit --limit 1/s */ |
1270 | safe_run(str); |
1271 | |
1272 | if(qos_proxy) |
1273 | { |
1274 | sprintf(str,"%s -t mangle -A %s -s %s -p tcp --sport %d -d %s/32 -o %s -j MARK --set-mark %d",iptables,chain_postrouting,proxy_ip,proxy_port,ip->addr,lan,ip->mark); |
1275 | safe_run(str); |
1276 | } |
1277 | |
1278 | sprintf(str,"%s -t mangle -A %s -d %s/32 -o %s -j ACCEPT",iptables,chain_postrouting,ip->addr,lan); |
1279 | safe_run(str); |
1280 | |
1281 | /* -------------------------------------------------------- mark upload */ |
1282 | |
1283 | sprintf(str,"%s -t mangle -A %s -s %s/32 -o %s -j MARK --set-mark %d",iptables,chain_forward,ip->addr,wan,ip->mark); |
1284 | safe_run(str); |
1285 | |
1286 | sprintf(str,"%s -t mangle -A %s -s %s/32 -o %s -j ACCEPT",iptables,chain_forward,ip->addr,wan); |
1287 | safe_run(str); |
1288 | |
1289 | if(ip->min) |
1290 | { |
1291 | /* -------------------------------------------------------- download class */ |
1292 | printf("(down: %dk-%dk ", ip->min, ip->max); |
1293 | |
1294 | sprintf(str,"%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d", tc, lan, ip->min, ip->mark,ip->min,ip->max, burst, ip->prio); |
1295 | safe_run(str); |
1296 | |
1297 | sprintf(str,"%s qdisc add dev %s parent 1:%d handle %d %s", tc, lan, ip->mark, ip->mark, qos_leaf); |
1298 | safe_run(str); |
1299 | |
1300 | sprintf(str,"%s filter add dev %s parent 1:0 protocol ip handle %d fw flowid 1:%d", tc, lan, ip->mark, ip->mark); |
1301 | safe_run(str); |
1302 | |
1303 | /* -------------------------------------------------------- upload class */ |
1304 | printf("up: %dk-%dk)\n", (int)((ip->min/ip->keyword->asymetry_ratio)-ip->keyword->asymetry_fixed), |
1305 | (int)((ip->max/ip->keyword->asymetry_ratio)-ip->keyword->asymetry_fixed)); |
1306 | |
1307 | sprintf(str,"%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d", |
1308 | tc, wan, ip->min, ip->mark, |
1309 | (int)((ip->min/ip->keyword->asymetry_ratio)-ip->keyword->asymetry_fixed), |
1310 | (int)((ip->max/ip->keyword->asymetry_ratio)-ip->keyword->asymetry_fixed), burst, ip->prio); |
1311 | safe_run(str); |
1312 | |
1313 | sprintf(str,"%s qdisc add dev %s parent 1:%d handle %d %s",tc, wan, ip->mark, ip->mark, qos_leaf); |
1314 | safe_run(str); |
1315 | |
1316 | sprintf(str,"%s filter add dev %s parent 1:0 protocol ip handle %d fw flowid 1:%d",tc, wan, ip->mark, ip->mark); |
1317 | safe_run(str); |
1318 | } |
1319 | else |
1320 | printf("(sharing %s)\n", ip->sharing); |
1321 | i++; |
1322 | } |
1323 | |
1324 | |
1325 | if(idxs) |
1326 | { |
1327 | chain_forward="forw_common"; |
1328 | chain_postrouting="post_common"; |
1329 | } |
1330 | else |
1331 | { |
1332 | chain_forward="FORWARD"; |
1333 | chain_postrouting="POSTROUTING"; |
1334 | } |
1335 | |
1336 | /* -------------------------------------------------------- mark download */ |
1337 | |
1338 | if(qos_proxy) |
1339 | { |
1340 | sprintf(str,"%s -t mangle -A %s -s %s -p tcp --sport %d -o %s -j MARK --set-mark 3",iptables,chain_postrouting,proxy_ip,proxy_port,lan); |
1341 | safe_run(str); |
1342 | sprintf(str,"%s -t mangle -A %s -s %s -p tcp --sport %d -o %s -j ACCEPT",iptables,chain_postrouting,proxy_ip,proxy_port,lan); |
1343 | safe_run(str); |
1344 | } |
1345 | sprintf(str,"%s -t mangle -A %s -o %s -j MARK --set-mark 3",iptables,chain_postrouting,lan); |
1346 | safe_run(str); |
1347 | sprintf(str,"%s -t mangle -A %s -o %s -j ACCEPT",iptables,chain_postrouting,lan); |
1348 | safe_run(str); |
1349 | |
1350 | /* -------------------------------------------------------- mark upload */ |
1351 | sprintf(str,"%s -t mangle -A %s -o %s -j MARK --set-mark 3",iptables,chain_forward,wan); |
1352 | safe_run(str); |
1353 | sprintf(str,"%s -t mangle -A %s -o %s -j ACCEPT",iptables,chain_forward,wan); |
1354 | safe_run(str); |
1355 | |
1356 | printf("Total IP count: %d\n", i); |
1357 | |
1358 | /* ---------------------------------------- tc - free bandwith shared class */ |
1359 | sprintf(str,"%s class add dev %s parent 1:%d classid 1:3 htb rate %dkbit ceil %dkbit burst %dk prio 2",tc,lan,parent,free_min,free_max,burst); |
1360 | safe_run(str); |
1361 | |
1362 | sprintf(str,"%s class add dev %s parent 1:%d classid 1:3 htb rate %dkbit ceil %dkbit burst %dk prio 2",tc,wan,parent,free_min,free_max,burst); |
1363 | safe_run(str); |
1364 | |
1365 | /* tc SFQ */ |
1366 | sprintf(str,"%s qdisc add dev %s parent 1:3 handle 3 %s",tc,lan,qos_leaf); |
1367 | safe_run(str); |
1368 | |
1369 | sprintf(str,"%s qdisc add dev %s parent 1:3 handle 3 %s",tc,wan,qos_leaf); |
1370 | safe_run(str); |
1371 | |
1372 | /* tc handle 1 fw flowid */ |
1373 | sprintf(str,"%s filter add dev %s parent 1:0 protocol ip handle 3 fw flowid 1:3",tc,lan); |
1374 | safe_run(str); |
1375 | |
1376 | sprintf(str,"%s filter add dev %s parent 1:0 protocol ip handle 3 fw flowid 1:3",tc,wan); |
1377 | safe_run(str); |
1378 | |
1379 | if(log_file) fclose(log_file); |
1380 | return 0; |
1381 | |
1382 | /* that's all folks, thank you for reading it all the way up to this point ;-) */ |
1383 | /* bad luck C<<1 is not yet finished, I promise no sprintf() next time... */ |
1384 | } |