3793a2ae79bb9240109d3a41d5c708ab5dbc622c
1 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2 /* Prometheus QoS - you can "steal fire" from your ISP */
3 /* "fair-per-IP" quality of service (QoS) utility */
4 /* requires Linux 2.4.x or 2.6.x with HTB support */
5 /* Copyright(C) 2005-2008 Michael Polak (xChaos) */
6 /* iptables-restore support Copyright(C) 2007-2008 ludva */
7 /* Credit: CZFree.Net,Martin Devera,Netdave,Aquarius,Gandalf */
8 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
10 /* Modified by: xChaos, 20080728
13 Prometheus QoS is free software; you can redistribute it and/or
14 modify it under the terms of the GNU General Public License as
15 published by the Free Software Foundation; either version 2.1 of
16 the License, or (at your option) any later version.
18 Prometheus QoS is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 General Public License for more details.
23 You should have received a copy of the GNU General Public License
24 along with Prometheus Qos; if not, write to the Free Software
25 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
27 GNU General Public License is located in file COPYING */
30 #define FIRSTGROUPID 1024
31 #define FIRSTIPCLASS 2048
36 const char *version
= "0.8.1-a";
38 /* Version numbers: 0.7.9 is development releases ("beta"), 0.8.0 will be "stable" */
39 /* Debian(RPM) package versions/patchlevels: 0.7.9-2, 0.8.0-1, 0.8.0-2, etc. */
40 /* C source code development versions ("beta"): 0.7.9-a, 0.8.1-b, etc. */
41 /* C source code release versions: 0.8.0, 0.8.2, 0.8.4, etc. */
43 const char *stats_html_signature
= "<small>Statistics generated by Prometheus QoS version %s<br>GPL+Copyright(C)2005-2008 Michael Polak, <a href=\"http://www.arachne.cz/\">Arachne Labs</a></small>\n";
45 /* ======= All path names are defined here (for RPM patch) ======= */
47 char *tc
= "/sbin/tc"; /* requires tc with HTB support */
48 char *iptables
= "/sbin/iptables"; /* requires iptables utility */
49 char *iptablessave
= "/sbin/iptables-save"; /* not yet required */
50 char *iptablesrestore
= "/sbin/iptables-restore"; /* requires iptables-restore */
51 char *ls
= "/bin/ls"; /* this is not user configurable :-) */
53 char *config
= "/etc/prometheus/prometheus.conf"; /* main configuration file */
54 char *hosts
= "/etc/prometheus/hosts"; /* per-IP bandwidth definition file */
56 char *iptablesfile
= "/var/spool/prometheus.iptables"; /* temporary file for iptables-restore*/
57 char *credit
= "/var/lib/misc/prometheus.credit"; /* credit log file */
58 char *html
= "/var/www/traffic.html"; /* hall of fame filename */
59 char *preview
= "/var/www/preview.html"; /* hall of fame preview */
60 char *cmdlog
= "/var/log/prometheuslog"; /* command log filename */
61 char *log_dir
= "/var/www/logs/"; /* log directory pathname, ended with slash */
62 char *log_url
= "logs/"; /* log directory relative URI prefix (partial URL) */
63 char *html_log_dir
= "/var/www/logs/html/";
65 /* ======= Help screen is hopefuly self-documenting part of code :-) ======= */
69 puts("Command line switches:\n\
71 -?, --help this help screen\n\
72 -v, --version show version number of this utility and exit\n\
73 -c filename force alternative /etc/prometheus.conf filename\n\
74 -h filename force alternative /etc/hosts filename (overrides hosts keyword)\n\
75 -f just flush iptables and tc classes and exit (stop shaping)\n\
76 -9 emergency iptables flush (do not read data transfer statistics)\n\
77 -p just generate preview of data transfer statistics and exit\n\
78 -n no delay (overrides qos-free-delay keyword)\n\
79 -d dry run (preview tc and iptables commands on stdout)\n\
80 -l Mmm YYYY generate HTML summary of traffic logs (Mmm=Jan-Dec or Year, YYYY=year)\n\
81 -m generate HTML summary of traffic logs for yesterday's month\n\
82 -y generate HTML summary of traffic logs for yesterday's year\n");
83 /* not yet implemented:
84 -s start shaping! (keep data transfer statistics - but apply shaping)\n\
85 -r just reload configuration (...and keep data transfer statistics)\n\
88 /* === Configuraration file values defaults - stored in global variables ==== */
90 int filter_type
= 1; /*1 mark, 2 classify*/
92 char *mark_iptables
= "MARK --set-mark ";
93 int dry_run
= 0; /* preview - use puts() instead of system() */
94 char *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]";
95 FILE *iptables_file
= NULL
;
96 int enable_credit
= 1; /* enable credit file */
97 int use_credit
= 0; /* use credit file (if enabled)*/
98 char *title
= "Hall of Fame - Greatest Suckers"; /* hall of fame title */
99 int hall_of_fame
= 1; /* enable hall of fame */
100 char *lan
= "eth0"; /* LAN interface */
101 char *lan_medium
= "100Mbit"; /* 10Mbit/100Mbit ethernet */
102 char *wan
= "eth1"; /* WAN/ISP interface */
103 char *wan_medium
= "100Mbit"; /* 10Mbit/100Mbit ethernet */
104 char *qos_leaf
= "sfq perturb 5"; /* leaf discipline */
105 char *qos_free_zone
= NULL
; /* QoS free zone */
106 int qos_proxy
= 1; /* include proxy port to QoS */
107 int include_upload
= 1; /* upload+download=total traffic */
108 char *proxy_ip
= "192.168.1.1/32"; /* our IP with proxy port */
109 int proxy_port
= 3128; /* proxy port number */
110 long long int line
= 1024; /* WAN/ISP download in kbps */
111 long long int up
= 1024; /* WAN/ISP upload in kbps */
112 int free_min
= 32; /* minimum guaranted bandwidth for all undefined hosts */
113 int free_max
= 64; /* maximum allowed bandwidth for all undefined hosts */
114 int qos_free_delay
= 0; /* seconds to sleep before applying new QoS rules */
115 int digital_divide
= 2; /* controls digital divide weirdness ratio, 1...3 */
116 int max_nesting
= 3; /* maximum nesting of HTB clases, built-in maximum seems to be 4 */
118 int burst
= 8; /* HTB burst (in kbits) */
120 int burst_group
= 32;
121 int magic_priorities
= 8; /* number of priority levels (soft shaping) */
122 int magic_treshold
= 8; /* reduce ceil by X*magic_treshhold kbps (hard shaping) */
123 int keywordcount
= 0;
124 /* not yet implemented:
125 int fixed_packets = 0; maximum number of pps per IP address (not class!)
126 int packet_limit = 5; maximum number of pps to htn CEIL, not rate !!!
128 FILE *log_file
= NULL
;
129 char *kwd
= "via-prometheus"; /* /etc/hosts comment, eg. #qos-64-128 */
131 const int idxtable_treshold1
=24; /* this is no longer configurable */
132 const int idxtable_treshold2
=12; /* this is no longer configurable */
133 const int idxtable_bitmask1
=3; /* this is no longer configurable */
134 const int idxtable_bitmask2
=3; /* this is no longer configurable */
136 /* ==== This is C<<1 stuff - learn C<<1 first! http://cll1.arachne.cz ==== */
150 unsigned long long direct
;
151 unsigned long long proxy
;
152 unsigned long long upload
;
153 unsigned long long traffic
;
154 unsigned long long credit
;
155 unsigned long pktsup
;
156 unsigned long pktsdown
;
157 struct Keyword
*keyword
;
159 } *ips
=NULL
, *ip
, *sharedip
;
168 } *groups
=NULL
, *group
;
174 struct Index
*parent
;
178 } *idxs
=NULL
, *idx
, *metaindex
;
184 int asymetry_ratio
; /* ratio for ADSL-like upload */
185 int asymetry_fixed
; /* fixed treshold for ADSL-like upload */
186 int data_limit
; /* hard shaping: apply magic_treshold if max*data_limit MB exceeded */
187 int data_prio
; /* soft shaping (qos): reduce HTB prio if max*data_prio MB exceeded */
188 long fixed_limit
; /* fixed data limit for setting lower HTB ceil */
189 long fixed_prio
; /* fixed data lmit for setting lower HTB prio */
190 int reserve_min
; /* bonus for nominal HTB rate bandwidth (in kbps) */
191 int reserve_max
; /* malus for nominal HTB ceil (in kbps) */
192 // int divide_max; /* relative malus: new_ceil=rate+(old_ceil-rate)/divide_max */
193 // int htb_ceil_bonus_divide; /* relative bonus: new_ceil=old_ceil+old_ceil/htb_ceil_bonus_divide */
194 int default_prio
; /* default HTB priority for this keyword */
197 char *leaf_discipline
;
200 } *keyword
,*defaultkeyword
=NULL
,*keywords
=NULL
;
202 /* Damned, this must be object oriented! This looks almost like constructor ;-) */
212 ip
->mark
=ip
->min
=ip
->max
=ip
->desired
=ip
->credit
=0;
213 ip
->upload
=ip
->proxy
=ip
->direct
=ip
->traffic
=0;
214 ip
->pktsup
=ip
->pktsdown
=0;
215 ip
->keyword
=keywords
;
219 /* ====== iptables indexes are used to reduce complexity to log8(N) ===== */
221 char *very_ugly_ipv4_code(char *inip
,int bitmask
,int format_as_chainname
)
223 /* warning: this function was debugged only for bitmask values 20,24,28 !!!*/
225 char *ip
,*outip
,*outptr
,*fmt
;
228 /* debug printf("(%s,%d) -> ",ip,bitmask); */
230 if(ip
&& *ip
&& bitmask
>=0 && bitmask
<=32)
231 string(outip
,strlen(ip
)+10); /*fuck unicode? assertion: 10>strlen("_%d_%d") */
233 /* should never exit here */
240 if(dot
<(bitmask
/8-1))
242 if(format_as_chainname
)
251 char *cutdot
=strchr(ip
+1,'.'); /*for bitmask<24*/
252 if(cutdot
)*cutdot
='\0';
253 if(format_as_chainname
)
258 n
=atoi(ip
+1)-atoi(ip
+1)%(1<<(8-bitmask
%8));
262 /*debug printf("%d/%d => [_%d_%d]\n",atoi(ip+1),bitmask,n,bitmask); */
263 sprintf(outptr
,fmt
,n
,bitmask
);
264 if(!format_as_chainname
) while(bitmask
<24)
269 /* debug printf("[%s]\n",outip); */
280 /*should never exit here*/
285 char *hash_id(char *ip
,int bitmask
)
286 { return very_ugly_ipv4_code(ip
,bitmask
,1); }
288 char *subnet_id(char *ip
,int bitmask
)
289 { return very_ugly_ipv4_code(ip
,bitmask
,0); }
291 /* ================= Let's parse configuration file here =================== */
293 void reject_config_and_exit(char *filename
)
295 printf("Configuration file %s rejected - abnormal exit.",filename
);
299 void get_config(char *config_filename
)
303 printf("Configured keywords: ");
304 parse(config_filename
)
306 option("keyword",kwd
);
311 create(keyword
,Keyword
);
313 keyword
->asymetry_ratio
=1; /* ratio for ADSL-like upload */
314 keyword
->asymetry_fixed
=0; /* fixed treshold for ADSL-like upload */
315 keyword
->data_limit
=8; /* hard shaping: apply magic_treshold if max*data_limit MB exceeded */
316 keyword
->data_prio
=4; /* soft shaping (qos): reduce HTB prio if max*data_prio MB exceeded */
317 keyword
->fixed_limit
=0; /* fixed data limit for setting lower HTB ceil */
318 keyword
->fixed_prio
=0; /* fixed data limit for setting lower HTB prio */
319 keyword
->reserve_min
=8; /* bonus for nominal HTB rate bandwidth (in kbps) */
320 keyword
->reserve_max
=0; /* malus for nominal HTB ceil (in kbps) */
322 keyword->divide_max=0; relative malus: new_ceil=rate+(old_ceil-rate)/divide_max
323 keyword->htb_ceil_bonus_divide=0; relative bonus: new_ceil=old_ceil+old_ceil/htb_ceil_bonus_divide
325 keyword
->default_prio
=1;
326 keyword
->html_color
="000000";
328 keyword
->leaf_discipline
="";
330 push(keyword
,keywords
);
331 if(!defaultkeyword
) defaultkeyword
=keyword
;
336 else every(keyword
,keywords
)
338 int l
=strlen(keyword
->key
);
341 if(!strncmp(keyword
->key
,_
,l
) && strlen(_
)>l
+2)
343 char *tmptr
=_
; /* <---- l+1 ----> */
344 _
+=l
+1; /* via-prometheus-asymetry-ratio, etc. */
345 ioption("asymetry-ratio",keyword
->asymetry_ratio
);
346 ioption("asymetry-treshold",keyword
->asymetry_fixed
);
347 ioption("magic-relative-limit",keyword
->data_limit
);
348 ioption("magic-relative-prio",keyword
->data_prio
);
349 loption("magic-fixed-limit",keyword
->fixed_limit
);
350 loption("magic-fixed-prio",keyword
->fixed_prio
);
351 ioption("htb-default-prio",keyword
->default_prio
);
352 ioption("htb-rate-bonus",keyword
->reserve_min
);
353 ioption("htb-ceil-malus",keyword
->reserve_max
);
355 ioption("htb-ceil-divide",keyword->divide_max);
356 ioption("htb-ceil-bonus-divide",keyword->htb_ceil_bonus_divide);
358 option("leaf-discipline",keyword
->leaf_discipline
);
359 option("html-color",keyword
->html_color
);
362 if(keyword
->data_limit
|| keyword
->fixed_limit
||
363 keyword
->data_prio
|| keyword
->fixed_prio
)
369 option("iptables",iptables
);
370 option("iptables-save",iptablessave
); /* new */
371 option("iptables-restore",iptablesrestore
); /* new */
372 option("iptables-file",iptablesfile
); /* new */
373 option("hosts",hosts
);
374 option("lan-interface",lan
);
375 option("wan-interface",wan
);
376 option("lan-medium",lan_medium
);
377 option("wan-medium",wan_medium
);
378 lloption("wan-download",line
);
379 lloption("wan-upload",up
);
380 ioption("hall-of-fame-enable",hall_of_fame
);
381 option("hall-of-fame-title",title
);
382 option("hall-of-fame-filename",html
);
383 option("hall-of-fame-preview",preview
);
384 option("log-filename",cmdlog
);
385 option("credit-filename",credit
);
386 ioption("credit-enable",enable_credit
);
387 option("log-traffic-directory",log_dir
);
388 option("log-traffic-html-directory",html_log_dir
);
389 option("log-traffic-url-path",log_url
);
390 option("qos-free-zone",qos_free_zone
);
391 ioption("qos-free-delay",qos_free_delay
);
392 ioption("qos-proxy-enable",qos_proxy
);
393 option("qos-proxy-ip",proxy_ip
);
394 option("htb-leaf-discipline",qos_leaf
);
395 ioption("qos-proxy-port",proxy_port
);
396 ioption("free-rate",free_min
);
397 ioption("free-ceil",free_max
);
398 ioption("htb-burst",burst
);
399 ioption("htb-burst-main",burst_main
);
400 ioption("htb-burst-group",burst_group
);
401 ioption("htb-nesting-limit",max_nesting
);
402 ioption("htb-r2q",htb_r2q
);
403 ioption("magic-include-upload",include_upload
);
404 ioption("magic-priorities",magic_priorities
);
405 ioption("magic-treshold",magic_treshold
);
406 option("filter-type", cnf
);
408 /* not yet implemented:
409 ioption("magic-fixed-packets",fixed_packets);
410 ioption("magic-relative-packets",packet_limit);
415 perror(config_filename
);
416 puts("Warning - using built-in defaults instead ...");
421 /*leaf discipline for keywords*/
422 every(keyword
,keywords
)
424 if (!strcmpi(keyword
->leaf_discipline
, "")){
425 keyword
->leaf_discipline
= qos_leaf
;
429 if (strcmpi(cnf
, "mark")){
432 mark_iptables
= "CLASSIFY --set-class 1:";
436 mark_iptables
= "MARK --set-mark ";
439 /* are supplied values meaningful ?*/
442 puts("Illegal value of LAN or WAN bandwidth: 0 kbps.");
443 reject_config_and_exit(config_filename
);
447 /* ===================== traffic analyser - uses iptables ================ */
449 void get_traffic_statistics(void)
454 textfile(Pipe
,str
) *line
,*lines
=NULL
;
458 sprintf(cmd
,"%s -L -v -x -n -t mangle",iptables
);
470 int col
, accept
=0,proxyflag
=0,valid
=1,setchainname
=0,commonflag
=0;
471 unsigned long long traffic
=0;
472 unsigned long pkts
=0;
473 char *ipaddr
=NULL
,*ptr
;
475 /* debug puts(line->str); */
476 valid_columns(ptr
,line
->str
,' ',col
)
477 if(valid
) switch(col
)
479 case 1: if(eq(ptr
,"Chain"))
481 else if(eq(ptr
,"pkts"))
484 sscanf(ptr
,"%lu",&pkts
);
486 case 2: if(setchainname
)
488 if(!strncmp(ptr
,"post_",5) || eq(ptr
,"POSTROUTING"))
491 if(!strncmp(ptr
,"forw_",5) || eq(ptr
,"FORWARD"))
494 if(eq(ptr
,"post_common") || eq(ptr
,"forw_common"))
498 sscanf(ptr
,"%Lu",&traffic
); traffic
+=(1<<19); traffic
>>=20;
500 case 3: if((strncmp(ptr
,"post_",5) && strncmp(ptr
,"forw_",5)) || commonflag
)
502 /*if (filter_type==1) accept=eq(ptr,"MARK"); else accept=eq(ptr,"CLASSIFY");*/
504 case 8: if(downloadflag
)
506 if(strstr(proxy_ip
,ptr
))proxyflag
=1;
511 case 9: if(downloadflag
)ipaddr
=ptr
;break;
514 if(accept
&& traffic
>0 && ipaddr
)
516 if(proxyflag
)printf("(proxy) ");
517 else if(!downloadflag
) printf("(upload) ");
518 printf("IP %s: %Lu M (%ld pkts)\n", ipaddr
, traffic
, pkts
);
519 find(ip
,ips
,eq(ip
->addr
,ipaddr
));
524 if(eq(ip
->addr
,"0.0.0.0/0"))
526 ip
->name
="(unregistered)";
528 ip
->max
=ip
->desired
=free_max
;
537 ip
->traffic
+=traffic
;
538 ip
->direct
=ip
->traffic
-ip
->upload
-ip
->proxy
;
546 ip
->traffic
+=traffic
;
548 if(traffic
>ip
->traffic
)
557 /* ========== This function executes, logs OR ALSO prints command ========== */
559 void safe_run(char *cmd
)
561 if(dry_run
) printf("\n=>%s\n",cmd
); else system(cmd
);
562 if(log_file
) fprintf(log_file
,"%s\n",cmd
);
565 void save_line(char *line
)
567 fprintf(iptables_file
,"%s\n",line
);
570 void run_restore(void)
573 string(restor
,STRLEN
);
575 /*-----------------------------------------------------------------*/
576 printf("Running %s <%s ...\n",iptablesrestore
,iptablesfile
);
577 /*-----------------------------------------------------------------*/
580 fclose(iptables_file
);
590 sprintf(restor
,"%s <%s",iptablesrestore
, iptablesfile
);
596 /* == This function strips extra characters after IP address and stores it = */
598 void parse_ip(char *str
)
600 char *ptr
=str
,*ipaddr
=NULL
,*ipname
=NULL
;;
602 while(*ptr
&& *ptr
!=' ' && *ptr
!=9)
608 while(*ptr
&& (*ptr
==' ' || *ptr
==9))
611 while(*ptr
&& *ptr
!=' ' && *ptr
!=9)
615 find(ip
,ips
,eq(ip
->addr
,ipaddr
)); else TheIP();
620 char *parse_datafile_line(char *str
)
622 char *ptr
=strchr(str
,' ');
642 void parse_ip_log(int argc
, char **argv
)
644 char *month
, *year
, *str
, *name
, *ptr
, *ptr2
;
645 long traffic
, traffic_month
, total
=0, guaranted
;
646 int col
, col2
, y_ok
, m_ok
, accept_month
, i
=1, any_month
=0;
647 char mstr
[4], ystr
[5];
651 if(argv
[1][1]=='l') /* -l */
655 puts("Missing parameter(s)!\nUsage: prometheus -l Mmm YYYY (Mmm=Jan-Dec or Year, YYYY=year)");
661 if(eq(month
,"Year")) any_month
=1;
667 time_t t
= time(NULL
) - 3600*24 ; /* yesterday's timestamp*/
668 struct tm
*timep
= localtime(&t
);
670 if(argv
[1][1]=='m') /* -m yestarday - month */
672 strftime(mstr
, 4, "%b", timep
);
674 strftime(ystr
, 5, "%Y", timep
);
677 else /* -y yesterday - year */
681 strftime(ystr
, 5, "%Y", timep
);
685 printf("Analysing traffic for %s %s ...\n",month
,year
);
687 /* sorry... next release of C<<1 header file will include for_path_files(name,path) { } macro */
688 sprintf(str
,"%s %s/",ls
,log_dir
);
692 if(strstr(str
,".log"))
694 ptr
=strrchr(str
,'\n');
696 printf("Parsing %s ...",str
);
703 valid_columns(ptr
,_
,'\t',col
) switch(col
)
705 case 2: name
= ptr
;break;
706 case 3: traffic
= atol(ptr
);break;
707 /* column number - was 7, now 10...*/
711 case 10: if (isalpha(*ptr
)) /* character, not numeric string = date, just one*/
713 valid_columns(ptr2
,ptr
,' ',col2
) switch(col2
)
715 case 2: if(any_month
|| eq(ptr2
,month
)) m_ok
= 1; break;
716 case 5: if(eq(ptr2
,year
)) y_ok
= 1; break;
721 if(col
== 7) guaranted
= atol(ptr
);
727 traffic_month
+= traffic
;
737 iplog
->guaranted
= guaranted
;
738 iplog
->traffic
= traffic_month
;
739 insert(iplog
,iplogs
,desc_order_by
,traffic
);
740 printf(" %ld MB\n",iplog
->traffic
);
743 puts(" no records.");
746 sprintf(str
,"%s/%s-%s.html",html_log_dir
,year
,month
);
747 printf("Writing %s ...",str
);
751 fprintf(f
,"<table border><tr><th colspan=\"2\">%s %s</th><th colspan=\"2\">Data transfers</th><th align=\"right\">Min.speed</th></tr>\n ",month
,year
);
755 fprintf(f
,"<tr><td align=\"right\">%d</td><th align=\"left\">%s</td><td align=\"right\">%ld MB</td><th align=\"right\">%ld GB</th><td align=\"right\">%ld kbps</th></tr>\n",
756 i
++, iplog
->name
, iplog
->traffic
, iplog
->traffic
>>10, iplog
->guaranted
);
757 total
+=iplog
->traffic
>>10;
759 fprintf(f
,"<tr><th colspan=\"3\" align=\"left\">Total:</th><th align=\"right\">%ld GB</th><th align=\"right\">%Ld kbps</th></tr>\n", total
, line
);
760 fputs("</table>\n", f
);
761 fprintf(f
, stats_html_signature
, version
);
768 /*-----------------------------------------------------------------*/
769 /* Are you looking for int main(int argc, char **argv) ? :-)) */
770 /*-----------------------------------------------------------------*/
778 int class_count
=0,ip_count
=0;
782 int just_preview
=0; /* preview - generate just stats */
783 int just_logs
=0; /* just parse logs */
785 char *chain_forward
, *chain_postrouting
;
789 Prometheus QoS - \"fair-per-IP\" Quality of Service setup utility.\n\
790 Version %s - Copyright (C)2005-2008 Michael Polak (xChaos)\n\
791 iptables-restore & burst tunning & classify modification by Ludva\n\
792 Credit: CZFree.Net, Martin Devera, Netdave, Aquarius, Gandalf\n\n",version
);
794 /*----- Boring... we have to check command line options first: ----*/
798 argument("-c") { nextargument(config
); }
799 argument("-h") { nextargument(althosts
);}
800 argument("-d") { dry_run
=1; }
801 argument("-f") { just_flush
=1; }
802 argument("-9") { just_flush
=9; }
803 argument("-p") { just_preview
=1; }
804 argument("-n") { nodelay
=1; }
805 argument("-l") { just_logs
=1; }
806 argument("-m") { just_logs
=1; }
807 argument("-y") { just_logs
=1; }
808 argument("-?") { help(); exit(0); }
809 argument("--help") { help(); exit(0); }
810 argument("-v") { exit(0); }
811 argument("--version") { exit(0); }
815 puts("*** THIS IS JUST DRY RUN ! ***\n");
817 date(d
); /* this is typical cll1.h macro */
819 /*-----------------------------------------------------------------*/
820 printf("Parsing configuration file %s ...\n", config
);
821 /*-----------------------------------------------------------------*/
826 parse_ip_log(argc
,argv
);
830 if(althosts
) hosts
=althosts
;
834 /*-----------------------------------------------------------------*/
835 puts("Parsing iptables verbose output ...");
836 /*-----------------------------------------------------------------*/
837 get_traffic_statistics();
840 /*-----------------------------------------------------------------*/
841 printf("Parsing class defintion file %s ...\n", hosts
);
842 /*-----------------------------------------------------------------*/
843 int groupidx
= FIRSTGROUPID
;
848 if(*str
<'0' || *str
>'9')
851 //Does this IP share QoS class with some other ?
852 substring
=strstr(str
,"sharing-");
855 substring
+=8; //"sharing-"
858 ip
->sharing
=substring
;
859 ip
->keyword
=defaultkeyword
; /* settings for default keyword */
860 while(*substring
&& *substring
!='\n')
866 //Do we have to create new QoS class for this IP ?
868 find(keyword
,keywords
,(substring
=strstr(str
,keyword
->key
)))
874 ip
->prio
=keyword
->default_prio
;
875 substring
+=strlen(keyword
->key
)+1;
877 while(*ptr
&& *ptr
!='-')
882 ip
->max
=ip
->desired
=atoi(ptr
+1);
884 ip
->min
=atoi(substring
);
887 printf(" %s: Illegal value of minimum bandwidth 0 kbps, using %d kbps\n",str
,free_min
);
893 ip
->max
=ip
->min
+ip
->keyword
->reserve_min
;
897 ip
->max
-=ip
->keyword
->reserve_max
;
900 if(ip->keyword->divide_max>1)
901 ip->max=ip->min+(ip->max-ip->min)/ip->keyword->divide_max;
902 if(ip->keyword->htb_ceil_bonus_divide>0)
903 ip->max+=ip->max/ip->keyword->htb_ceil_bonus_divide;
908 ip
->mark
=FIRSTIPCLASS
+1+class_count
++;
910 find(group
,groups
,group
->min
==ip
->min
)
913 group
->desired
+=ip
->min
;
914 ip
->group
= group
->id
;
920 group
->id
= groupidx
++;
921 ip
->group
= group
->id
;
923 if(group
->min
<8) group
->min
=8;
924 /* Warning - this is maybe because of primitive tc namespace, can be fixed */
925 /* it is because class IDs are derived from min. bandwidth. - xCh */
926 //if(group->min>MAX_GUARANTED_KBPS) group->min=MAX_GUARANTED_KBPS;
929 group
->desired
=ip
->min
;
930 insert(group
,groups
,desc_order_by
,min
);
942 /*-----------------------------------------------------------------*/
943 /* cll1.h - let's allocate brand new character buffer... */
944 /*-----------------------------------------------------------------*/
947 /*-----------------------------------------------------------------*/
948 puts("Resolving shared connections ...");
949 /*-----------------------------------------------------------------*/
950 search(ip
,ips
,ip
->sharing
)
952 search(sharedip
,ips
,eq(sharedip
->name
,ip
->sharing
))
954 sharedip
->traffic
+=ip
->traffic
;
956 ip
->mark
=sharedip
->mark
;
960 printf("Unresolved shared connection: %s %s sharing-%s\n",ip
->addr
,ip
->name
,ip
->sharing
);
963 if(enable_credit
&& just_flush
<9)
965 /*-----------------------------------------------------------------*/
966 printf("Parsing credit file %s ...\n", credit
);
967 /*-----------------------------------------------------------------*/
970 ptr
=parse_datafile_line(_
);
973 find(ip
,ips
,eq(ip
->addr
,_
))
974 sscanf(ptr
,"%Lu",&(ip
->credit
));
982 /*-----------------------------------------------------------------*/
983 puts("Initializing iptables and tc classes ...");
984 /*-----------------------------------------------------------------*/
986 iptables_file
=fopen(iptablesfile
,"w");
987 if (iptables_file
== NULL
) {
988 puts("Cannot open iptablesfile!");
992 log_file
=fopen(cmdlog
,"w");
993 if (log_file
== NULL
) {
994 puts("Cannot open logfile!");
998 save_line(iptablespreamble
);
1001 sprintf(str
,"%s qdisc del dev %s root 2>/dev/null",tc
,lan
);
1004 sprintf(str
,"%s qdisc del dev %s root 2>/dev/null",tc
,wan
);
1007 iptables_file
=fopen(iptablesfile
,"w");
1008 save_line(iptablespreamble
);
1010 if(qos_free_zone
&& *qos_free_zone
!='0')
1014 sprintf(str
,"-A FORWARD -d %s -o %s -j ACCEPT", qos_free_zone
, wan
);
1019 save_line(":post_noproxy - [0:0]");
1020 sprintf(str
,"-A POSTROUTING -p ! tcp -o %s -j post_noproxy", lan
);
1022 sprintf(str
,"-A POSTROUTING -s ! %s -o %s -j post_noproxy", proxy_ip
, lan
);
1024 sprintf(str
,"-A POSTROUTING -s %s -p tcp --sport ! %d -o %s -j post_noproxy", proxy_ip
, proxy_port
, lan
);
1027 chain
="post_noproxy";
1030 chain
="POSTROUTING";
1032 sprintf(str
,"-A %s -s %s -o %s -j ACCEPT", chain
, qos_free_zone
, lan
);
1036 if(ip_count
>idxtable_treshold1
&& !just_flush
)
1038 int idxcount
=0, bitmask
=32-idxtable_bitmask1
; /* default net mask: 255.255.255.240 */
1040 /*-----------------------------------------------------------------*/
1041 printf("Detected %d addresses - indexing iptables rules to improve performance...\n",ip_count
);
1042 /*-----------------------------------------------------------------*/
1044 save_line(":post_common - [0:0]");
1045 save_line(":forw_common - [0:0]");
1047 search(ip
,ips
,ip
->addr
&& *(ip
->addr
) && !eq(ip
->addr
,"0.0.0.0/0"))
1049 buf
=hash_id(ip
->addr
,bitmask
);
1050 find(idx
,idxs
,eq(idx
->id
,buf
))
1057 idx
->bitmask
=bitmask
;
1065 /* brutal perfomance optimalization */
1066 while(idxcount
>idxtable_treshold2
&& bitmask
>2*idxtable_bitmask2
)
1068 bitmask
-=idxtable_bitmask2
;
1070 search(idx
,idxs
,idx
->parent
==NULL
)
1072 buf
=hash_id(idx
->addr
,bitmask
);
1073 find(metaindex
,idxs
,eq(metaindex
->id
,buf
))
1074 metaindex
->children
++;
1077 create(metaindex
,Index
);
1078 metaindex
->addr
=idx
->addr
;
1080 metaindex
->bitmask
=bitmask
;
1081 metaindex
->parent
=NULL
;
1082 metaindex
->children
=0;
1084 push(metaindex
,idxs
);
1086 idx
->parent
=metaindex
;
1090 /* this should slightly optimize throughout ... */
1091 sort(idx
,idxs
,desc_order_by
,children
);
1092 sort(idx
,idxs
,order_by
,bitmask
);
1097 subnet
=subnet_id(idx
->addr
,idx
->bitmask
);
1098 printf("%d: %s/%d\n",++i
,subnet
,idx
->bitmask
);
1100 sprintf(str
,":post_%s - [0:0]", idx
->id
);
1103 sprintf(str
,":forw_%s - [0:0]", idx
->id
);
1108 string(buf
,strlen(idx
->parent
->id
)+6);
1109 sprintf(buf
,"post_%s",idx
->parent
->id
);
1114 sprintf(str
,"-A %s -d %s/%d -o %s -j post_%s", buf
, subnet
, idx
->bitmask
, lan
, idx
->id
);
1117 sprintf(str
,"-A %s -d %s/%d -o %s -j post_common", buf
, subnet
, idx
->bitmask
, lan
);
1122 string(buf
,strlen(idx
->parent
->id
)+6);
1123 sprintf(buf
,"forw_%s",idx
->parent
->id
);
1128 sprintf(str
,"-A %s -s %s/%d -o %s -j forw_%s", buf
, subnet
, idx
->bitmask
, wan
, idx
->id
);
1131 sprintf(str
,"-A %s -s %s/%d -o %s -j forw_common", buf
, subnet
, idx
->bitmask
, wan
);
1134 printf("Total indexed iptables chains created: %d\n", i
);
1136 sprintf(str
,"-A FORWARD -o %s -j forw_common", wan
);
1139 sprintf(str
,"-A POSTROUTING -o %s -j post_common", lan
);
1147 fclose(iptables_file
);
1148 if (log_file
) fclose(log_file
);
1149 puts("Just flushed iptables and tc classes - now exiting ...");
1155 if(!dry_run
&& !nodelay
&& qos_free_delay
)
1157 printf("Flushed iptables and tc classes - now sleeping for %d seconds...\n",qos_free_delay
);
1158 sleep(qos_free_delay
);
1161 sprintf(str
,"%s qdisc add dev %s root handle 1: htb r2q %d default 1",tc
,lan
,htb_r2q
);
1164 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_main
);
1167 sprintf(str
,"%s class add dev %s parent 1:2 classid 1:1 htb rate %Ldkbit ceil %Ldkbit burst %dk prio 0",tc
,lan
,line
,line
,burst_main
);
1170 sprintf(str
,"%s qdisc add dev %s root handle 1: htb r2q %d default 1",tc
,wan
,htb_r2q
);
1173 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_main
);
1176 sprintf(str
,"%s class add dev %s parent 1:2 classid 1:1 htb rate %Ldkbit ceil %Ldkbit burst %dk prio 0",tc
,wan
,up
,up
,burst_main
);
1180 /*-----------------------------------------------------------------*/
1181 puts("Locating suckers and generating root classes ...");
1182 /*-----------------------------------------------------------------*/
1183 sort(ip
,ips
,desc_order_by
,traffic
);
1186 /*-----------------------------------------------------------------*/
1187 /* sub-scope - local variables */
1189 long long int rate
=line
;
1190 long long int max
=line
;
1192 FILE *credit_file
=NULL
;
1194 if(!just_preview
&& !dry_run
&& enable_credit
) credit_file
=fopen(credit
,"w");
1202 sprintf(str
,"%s class add dev %s parent 1:%d classid 1:%d htb rate %Ldkbit ceil %Ldkbit burst %dk prio 1 #down desired %d",
1203 tc
, lan
, parent
, group
->id
, rate
, max
, burst_group
, group
->desired
);
1207 sprintf(str
,"%s class add dev %s parent 1:%d classid 1:%d htb rate %Ldkbit ceil %Ldkbit burst %dk prio 1 #up desired %d",
1208 tc
, wan
, parent
, group
->id
, rate
*up
/line
, max
*up
/line
, burst_group
, group
->desired
);
1212 if(group_count
++<max_nesting
) parent
=group
->id
;
1214 rate
-=digital_divide
*group
->min
;
1215 if(rate
<group
->min
)rate
=group
->min
;
1217 /*shaping of aggresive downloaders, with credit file support */
1220 int group_rate
=group
->min
, priority_sequence
=magic_priorities
+1;
1222 search(ip
, ips
, ip
->min
==group
->min
&& ip
->max
>ip
->min
)
1224 if( ip
->keyword
->data_limit
&& !ip
->fixedprio
&&
1225 ip
->traffic
>ip
->credit
+
1226 (ip
->min
*ip
->keyword
->data_limit
+(ip
->keyword
->fixed_limit
<<20)) )
1228 if(group_rate
<ip
->max
) ip
->max
=group_rate
;
1229 group_rate
+=magic_treshold
;
1230 ip
->prio
=magic_priorities
+2;
1231 if(ip
->prio
<3) ip
->prio
=3;
1235 if( ip
->keyword
->data_prio
&& !ip
->fixedprio
&&
1236 ip
->traffic
>ip
->credit
+
1237 (ip
->min
*ip
->keyword
->data_prio
+(ip
->keyword
->fixed_prio
<<20)) )
1239 ip
->prio
=priority_sequence
--;
1240 if(ip
->prio
<2) ip
->prio
=2;
1245 unsigned long long lcredit
=0;
1247 if((ip
->min
*ip
->keyword
->data_limit
+(ip
->keyword
->fixed_limit
<<20))>ip
->traffic
)
1248 lcredit
=(ip
->min
*ip
->keyword
->data_limit
+(ip
->keyword
->fixed_limit
<<20))-ip
->traffic
;
1249 fprintf(credit_file
,"%s %Lu\n",ip
->addr
,lcredit
);
1256 if(credit_file
)fclose(credit_file
);
1261 f
=fopen(preview
,"w");
1264 else if(!dry_run
&& !just_flush
)
1266 /*-----------------------------------------------------------------*/
1267 printf("Writing data transfer database ...\n");
1268 /*-----------------------------------------------------------------*/
1269 f
=fopen("/var/run/prometheus.previous","w");
1272 search(ip
,ips
,ip
->traffic
|| ip
->direct
|| ip
->proxy
||ip
->upload
)
1273 fprintf(f
,"%s %Lu %Lu %Lu %Lu\n",ip
->addr
,ip
->traffic
,ip
->direct
,ip
->proxy
,ip
->upload
);
1287 /*-----------------------------------------------------------------*/
1288 printf("Sorting data and generating statistics page %s ...\n",ptr
);
1289 /*-----------------------------------------------------------------*/
1291 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
);
1292 fprintf(f
,"<th colspan=\"%d\">data limits</th>\n",keywordcount
);
1297 printf("%d k group: %d bandwidth requested: %d k\n",group
->min
,group
->count
,group
->desired
);
1299 fprintf(f
,"<tr><td align=\"right\">%d</td><td align=\"right\">%d k</td>",count
,group
->min
);
1300 fprintf(f
,"<td align=\"right\">%d</td><td align=\"right\">%d k</td>",group
->count
,group
->desired
);
1302 every(keyword
,keywords
)
1303 fprintf(f
,"<td align=\"right\"><font color=\"#%s\">%d M</font></td>",keyword
->html_color
,group
->min
*keyword
->data_limit
);
1306 total
+=group
->count
;
1310 printf("Total groups: %d Total bandwidth requested: %d k\nAGGREGATION: 1/%d\n",count
,i
,i
/line
);
1312 fprintf(f
,"<tr><th colspan=\"2\" align=\"left\">Line %Ld k</td>",line
);
1313 fprintf(f
,"<th align=\"right\">%d</td><th align=\"right\">%d k</td>",total
,i
);
1315 every(keyword
,keywords
)
1316 fprintf(f
,"<th align=\"right\">%d IPs</th>",keyword
->ip_count
);
1318 fprintf(f
,"</tr><tr><th colspan=\"4\">Aggregation 1/%d</th>\n",(int)(0.5+i
/line
));
1319 fprintf(f
,"<th colspan=\"%d\">%d traffic classes</th></tr>\n",keywordcount
,total
);
1321 fputs("</table>\n",f
);
1323 else if(!dry_run
&& !just_flush
)
1329 unsigned long long total
=0, total_direct
=0, total_proxy
=0, total_upload
=0, tmp_sum
=0;
1330 int active_classes
=0;
1333 struct Sum
{unsigned long long l
; int i
; list(Sum
);} *sum
,*sums
=NULL
;
1340 fprintf(f
,"<p><table border>\n<tr><th colspan=\"%d\">%s",colspan
,title
);
1341 fprintf(f
," (%s)</th></tr>\n", d
);
1342 fputs("<tr><td align=\"right\">#</td><td>hostname</td>\
1343 <td align=\"right\">credit</td>\
1344 <td align=\"right\">limit</td>\
1345 <td align=\"right\">total</td>\
1346 <td align=\"right\">direct</td>\n",f
);
1348 fputs("<td align=\"right\">proxy</td>\n",f
);
1349 fputs("<td align=\"right\">upload</td>\
1350 <td align=\"right\">minimum</td>\
1351 <td align=\"right\">desired</td>\
1352 <td align=\"right\">maximum</td>\
1353 <td>prio</td></tr>\n",f
);
1357 char *f1
="", *f2
="";
1358 if(ip
->max
<ip
->desired
)
1360 f1
="<font color=\"red\">";
1365 f1
="<font color=\"brown\">";
1370 printf("%03d. %-22s %10Lu (%d/%d)\n",i
,ip
->name
, ip
->traffic
, ip
->min
, ip
->max
);
1372 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",
1373 ip
->name
, i
, log_url
, ip
->name
, ip
->name
, ip
->credit
);
1374 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)));
1375 fprintf(f
,"<td align=\"right\">%s%Lu M%s</td><td align=\"right\">%Lu M</td>\n", f1
, ip
->traffic
, f2
, ip
->direct
);
1377 fprintf(f
,"<td align=\"right\">%Lu M</td>\n", ip
->proxy
);
1378 fprintf(f
,"<td align=\"right\">%Lu M</td>\n", ip
->upload
);
1379 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
);
1381 total_direct
+=ip
->direct
;
1382 total_proxy
+=ip
->proxy
;
1383 total_upload
+=ip
->upload
;
1387 tmp_sum
+=ip
->traffic
;
1390 sum
->i
=active_classes
;
1391 insert(sum
,sums
,order_by
,i
);
1398 sprintf(str
,"%s/%s.log",log_dir
,ip
->name
);
1399 iplog
=fopen(str
,"a");
1402 fprintf(iplog
,"%ld\t%s\t%Lu\t%Lu\t%Lu\t%Lu\t%d\t%d\t%d\t%s",
1403 time(NULL
),ip
->name
,ip
->traffic
,ip
->direct
,ip
->proxy
,ip
->upload
,ip
->min
,ip
->max
,ip
->desired
,d
); /* d = date*/
1409 fprintf(f
,"<tr><th colspan=\"4 \"align=\"left\">SUMMARY:</td>");
1410 fprintf(f
,"<th align=\"right\">%Lu M</th>\
1411 <th align=\"right\">%Lu M</th>\n", total
, total_direct
);
1413 fprintf(f
,"<th align=\"right\">%Lu M</th>\n", total_proxy
);
1414 fprintf(f
,"<th align=\"right\">%Lu M</th>", total_upload
);
1415 fputs("<td colspan=\"4\"></td></th>\n</table>\n",f
);
1417 if(active_classes
>10)
1419 fputs("<a name=\"erp\"></a><p><table border><tr><th colspan=\"5\">Enterprise Research and Planning (ERP)</th></tr>\n",f
);
1420 fputs("<tr><td>Analytic category</td>\n",f
);
1421 fputs("<td colspan=\"2\" align=\"center\">Active Classes</td><td colspan=\"2\" align=\"center\">Data transfers</td></tr>\n",f
);
1423 find(sum
,sums
,sum
->l
>=total
/4)
1425 fprintf(f
,"<tr><td>Top 25%% of traffic</td>\n");
1426 fprintf(f
,"<td align=\"right\">%d</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><td align=\"right\">%Ld %%</td></tr>\n",sum
->i
,(100*sum
->i
+50)/active_classes
,sum
->l
,(100*sum
->l
+50)/total
);
1429 find(sum
,sums
,sum
->i
==10)
1431 fprintf(f
,"<tr><td>Top 10 downloaders</td>\n");
1432 fprintf(f
,"<th align=\"right\">10</th><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><td align=\"right\">%Ld %%</td></tr>\n",(100*sum
->i
+50)/active_classes
,sum
->l
,(100*sum
->l
+50)/total
);
1435 find(sum
,sums
,sum
->l
>=total
/2)
1437 fprintf(f
,"<tr><td>Top 50%% of traffic</td>\n");
1438 fprintf(f
,"<td align=\"right\">%d</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><th align=\"right\">%Ld %%</th></tr>\n",sum
->i
,(100*sum
->i
+50)/active_classes
,sum
->l
,(100*sum
->l
+50)/total
);
1441 find(sum
,sums
,sum
->l
>=4*total
/5)
1443 fprintf(f
,"<tr><td>Top 80%% of traffic</td>\n");
1444 fprintf(f
,"<td align=\"right\">%d</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><th align=\"right\">%Ld %%</th></tr>\n",sum
->i
,(100*sum
->i
+50)/active_classes
,sum
->l
,(100*sum
->l
+50)/total
);
1447 find (sum
,sums
,sum
->i
>=(active_classes
+1)/5)
1449 fprintf(f
,"<tr><td>Top 20%% downloaders</td>\n");
1450 fprintf(f
,"<td align=\"right\">%d</td><th align=\"right\">%d %%</th><td align=\"right\">%Lu M</td><td align=\"right\">%Ld %%</td></tr>\n",sum
->i
,(100*sum
->i
+50)/active_classes
,sum
->l
,(100*sum
->l
+50)/total
);
1453 find(sum
,sums
,sum
->i
>=(active_classes
+1)/4)
1455 fprintf(f
,"<tr><td>Top 25%% downloaders</td>\n");
1456 fprintf(f
,"<td align=\"right\">%d</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><td align=\"right\">%Ld %%</td></tr>\n",sum
->i
,(100*sum
->i
+50)/active_classes
,sum
->l
,(100*sum
->l
+50)/total
);
1459 find(sum
,sums
,sum
->i
>=(active_classes
+1)/2)
1461 fprintf(f
,"<tr><td>Top 50%% downloaders</td>\n");
1462 fprintf(f
,"<td align=\"right\">%d</td><th align=\"right\">%d %%</th><td align=\"right\">%Lu M</td><td align=\"right\">%Ld %%</td></tr>\n",sum
->i
,(100*sum
->i
+50)/active_classes
,sum
->l
,(100*sum
->l
+50)/total
);
1465 find(sum
,sums
,sum
->i
>=4*(active_classes
+1)/5)
1467 fprintf(f
,"<tr><td>Top 80%% downloaders</td>\n");
1468 fprintf(f
,"<td align=\"right\">%d</td><td align=\"right\">%d %%</td><td align=\"right\">%Lu M</td><td align=\"right\">%Ld %%</td></tr>\n",sum
->i
,(100*sum
->i
+50)/active_classes
,sum
->l
,(100*sum
->l
+50)/total
);
1471 fprintf(f
,"<tr><td>All users, all traffic</td>\n");
1472 fprintf(f
,"<th align=\"right\">%d</th><th align=\"right\">100 %%</th><th align=\"right\">%Lu M</th><th align=\"right\">100 %%</th></tr>\n",active_classes
,total
);
1473 fputs("</table>\n", f
);
1475 fprintf(f
, stats_html_signature
, version
);
1481 puts("Statistics preview generated (-p switch) - now exiting ...");
1485 /*-----------------------------------------------------------------*/
1486 puts("Generating iptables and tc classes ...");
1487 /*-----------------------------------------------------------------*/
1490 printf("%-22s %-15s mark\n","name","ip");
1491 search(ip
,ips
,ip
->mark
>0)
1497 duplicate(ip
->addr
,buf
);
1498 buf
=hash_id(ip
->addr
,32-idxtable_bitmask1
);
1500 string(chain_forward
,6+strlen(buf
));
1501 strcpy(chain_forward
,"forw_");
1502 strcat(chain_forward
,buf
);
1504 string(chain_postrouting
,6+strlen(buf
));
1505 strcpy(chain_postrouting
,"post_");
1506 strcat(chain_postrouting
,buf
);
1512 chain_forward
="FORWARD";
1513 chain_postrouting
="POSTROUTING";
1516 printf("%-22s %-16s %04d ", ip
->name
, ip
->addr
, ip
->mark
);
1518 /* -------------------------------------------------------- mark download */
1520 sprintf(str
,"-A %s -d %s/32 -o %s -j %s%d",chain_postrouting
,ip
->addr
,lan
,mark_iptables
,ip
->mark
);
1521 /*sprintf(str,"-A %s -d %s/32 -o %s -j MARK --set-mark %d",chain_postrouting,ip->addr,lan,ip->mark);*/
1522 /* -m limit --limit 1/s */
1527 sprintf(str
,"-A %s -s %s -p tcp --sport %d -d %s/32 -o %s -j %s%d",chain_postrouting
,proxy_ip
,proxy_port
,ip
->addr
,lan
,mark_iptables
,ip
->mark
);
1528 /*sprintf(str,"-A %s -s %s -p tcp --sport %d -d %s/32 -o %s -j MARK --set-mark %d",chain_postrouting,proxy_ip,proxy_port,ip->addr,lan,ip->mark);*/
1532 sprintf(str
,"-A %s -d %s/32 -o %s -j ACCEPT",chain_postrouting
,ip
->addr
,lan
);
1535 /* -------------------------------------------------------- mark upload */
1536 sprintf(str
,"-A %s -s %s/32 -o %s -j %s%d",chain_forward
,ip
->addr
,wan
,mark_iptables
,ip
->mark
);
1537 /* sprintf(str,"-A %s -s %s/32 -o %s -j MARK --set-mark %d",chain_forward,ip->addr,wan,ip->mark);*/
1540 sprintf(str
,"-A %s -s %s/32 -o %s -j ACCEPT",chain_forward
,ip
->addr
,wan
);
1545 /* -------------------------------------------------------- download class */
1546 printf("(down: %dk-%dk ", ip
->min
, ip
->max
);
1548 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
->group
, ip
->mark
,ip
->min
,ip
->max
, burst
, ip
->prio
);
1551 if (strcmpi(ip
->keyword
->leaf_discipline
, "none"))
1553 sprintf(str
,"%s qdisc add dev %s parent 1:%d handle %d %s", tc
, lan
, ip
->mark
, ip
->mark
, ip
->keyword
->leaf_discipline
); /*qos_leaf*/
1556 if (filter_type
== 1)
1558 sprintf(str
,"%s filter add dev %s parent 1:0 protocol ip handle %d fw flowid 1:%d", tc
, lan
, ip
->mark
, ip
->mark
);
1562 /* -------------------------------------------------------- upload class */
1563 printf("up: %dk-%dk)\n", (int)((ip
->min
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
),
1564 (int)((ip
->max
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
));
1566 sprintf(str
,"%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d",
1567 tc
, wan
, ip
->group
, ip
->mark
,
1568 (int)((ip
->min
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
),
1569 (int)((ip
->max
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
), burst
, ip
->prio
);
1572 if (strcmpi(ip
->keyword
->leaf_discipline
, "none"))
1574 sprintf(str
,"%s qdisc add dev %s parent 1:%d handle %d %s",tc
, wan
, ip
->mark
, ip
->mark
, ip
->keyword
->leaf_discipline
); /*qos_leaf*/
1577 if (filter_type
== 1)
1579 sprintf(str
,"%s filter add dev %s parent 1:0 protocol ip handle %d fw flowid 1:%d",tc
, wan
, ip
->mark
, ip
->mark
);
1584 printf("(sharing %s)\n", ip
->sharing
);
1590 chain_forward
= "forw_common";
1591 chain_postrouting
= "post_common";
1595 chain_forward
= "FORWARD";
1596 chain_postrouting
= "POSTROUTING";
1598 /* -------------------------------- classify or reject free download */
1600 char *final_chain
= "DROP"; /* REJECT would be better, but it is impossible in mangle */
1601 if(free_min
) final_chain
= "ACCEPT";
1606 sprintf(str
,"-A %s -s %s -p tcp --sport %d -o %s -j %s%d",chain_postrouting
,proxy_ip
,proxy_port
,lan
,mark_iptables
,3);
1609 sprintf(str
,"-A %s -s %s -p tcp --sport %d -o %s -j %s",chain_postrouting
,proxy_ip
,proxy_port
,lan
,final_chain
);
1614 sprintf(str
,"-A %s -o %s -j %s%d",chain_postrouting
,lan
,mark_iptables
,3);
1617 sprintf(str
,"-A %s -o %s -j %s",chain_postrouting
,lan
,final_chain
);
1619 /* ------------------------------- classify or reject free upload */
1622 sprintf(str
,"-A %s -o %s -j %s%d",chain_forward
,wan
,mark_iptables
,3);
1625 sprintf(str
,"-A %s -o %s -j %s",chain_forward
,wan
,final_chain
);
1629 if(free_min
) /* allocate free bandwith if it is not zero... */
1631 /*-----------------------------------------------------------------*/
1632 puts("Generating free bandwith classes ...");
1633 /*-----------------------------------------------------------------*/
1634 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
);
1636 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
);
1639 if (strcmpi(qos_leaf
, "none"))
1641 sprintf(str
,"%s qdisc add dev %s parent 1:3 handle 3 %s",tc
,lan
,qos_leaf
);
1644 sprintf(str
,"%s qdisc add dev %s parent 1:3 handle 3 %s",tc
,wan
,qos_leaf
);
1647 /* tc handle 1 fw flowid */
1648 sprintf(str
,"%s filter add dev %s parent 1:0 protocol ip handle 3 fw flowid 1:3",tc
,lan
);
1651 sprintf(str
,"%s filter add dev %s parent 1:0 protocol ip handle 3 fw flowid 1:3",tc
,wan
);
1654 printf("Total IP count: %d\n", i
);
1656 if (log_file
) fclose(log_file
);
1658 /* that's all folks, thank you for reading it all the way up to this point ;-) */
1659 /* bad luck C<<1 is not yet finished, I promise no sprintf() next time... */
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