1 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2 /* Prometheus QoS - you can "steal fire" from your ISP *//* "fair-per-IP" quality of service (QoS) utility */
3 /* requires Linux 2.4.x or 2.6.x with HTB support */
4 /* Copyright(C) 2005-2013 Michael Polak, Arachne Aerospace */
5 /* iptables-restore support Copyright(C) 2007-2008 ludva */
6 /* Credit: CZFree.Net,Martin Devera,Netdave,Aquarius,Gandalf */
7 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
9 /* Modified by: xChaos, 20130124
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.
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.
22 You should have received a copy of the GNU General Public License
23 along with Prometheus Qos; if not, write to the Free Software
24 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
26 GNU General Public License is located in file COPYING */
28 #include "cll1-0.6.2.h"
31 const char *version
= "0.8.3-i";
33 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
34 /* Versions: 0.8.3 is development release, 0.8.4 will be "stable" */
35 /* Official Trac URL: https://dev.arachne.cz/svn/prometheus */
36 /* Official SVN URL: https://dev.arachne.cz/repos/prometheus */
37 /* BTC donations account: 19rriLx8vR19wGefPaMhakqnCYNYwjLvxq */
38 /* CZK donations account: 2900242944/2010 (transparent account) */
39 /* Warning: unofficial Github mirror is not supported by author! */
40 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
42 const char *stats_html_signature
= "<span class=\"small\">Statistics generated by Prometheus QoS version %s<br />GPL+Copyright(C)2005-2013 Michael Polak, <a target=\"_blank\" href=\"http://www.arachne.cz/\">Arachne Labs</a></span>\n";
47 /* ======= All path names are defined here (for RPM patch) ======= */
49 const char *tc
= "/sbin/tc"; /* requires tc with HTB support */
50 const char *iptables
= "/sbin/iptables"; /* requires iptables utility */
51 const char *ip6tables
= "/sbin/ip6tables"; /* requires iptables utility */
52 const char *iptablessave
= "/sbin/iptables-save"; /* not yet required */
53 const char *iptablesrestore
= "/sbin/iptables-restore"; /* requires iptables-restore */
54 const char *ip6tablessave
= "/sbin/ip6tables-save"; /* not yet required */
55 const char *ip6tablesrestore
= "/sbin/ip6tables-restore"; /* requires iptables-restore */
56 const char *ls
= "/bin/ls"; /* this is not user configurable :-) */
58 char *config
= "/etc/prometheus/prometheus.conf"; /* main configuration file */
59 char *hosts
= "/etc/prometheus/hosts"; /* per-IP bandwidth definition file */
60 char *iptablesfile
= "/var/spool/prometheus.iptables"; /* temporary file for iptables-restore*/
61 char *ip6tablesfile
= "/var/spool/prometheus.ip6tables"; /* temporary file for ip6tables-restore*/
62 char *credit
= "/var/lib/misc/prometheus.credit"; /* credit log file */
63 char *classmap
= "/var/lib/misc/prometheus.classes"; /* credit log file */
64 char *html
= "/var/www/traffic.html"; /* hall of fame - html version */
65 char *preview
= "/var/www/preview.html"; /* hall of fame preview - html version */
66 char *json_traffic
= "/var/www/logs/traffic.json"; /* hall of fame - json version */
67 char *json_preview
= "/var/www/logs/preview.json"; /* hall of fame preview - json version */
68 char *cmdlog
= "/var/log/prometheuslog"; /* command log filename */
69 char *log_dir
= "/var/www/logs/"; /* log directory pathname, ended with slash */
70 char *log_url
= "/logs/"; /* log directory relative URI prefix (partial URL) */
71 char *html_log_dir
= "/var/www/logs/html/";
73 char *jquery_url
= "http://code.jquery.com/jquery-latest.js";
74 char *lms_url
= "/lms/?m=customerinfo&id=";
75 int use_jquery_popups
= TRUE
;
76 int row_odd_even
= 0; /*<tr class="odd/even"> */
78 /* === Configuraration file values defaults - stored in global variables ==== */
80 int filter_type
= 1; /*1 mark, 2 classify*/
81 char *final_chain
= "DROP"; /* REJECT would be better, but it is impossible in mangle */
83 char *mark_iptables
= "MARK --set-mark ";
84 int dry_run
= FALSE
; /* preview - use puts() instead of system() */
85 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]";
86 FILE *iptables_file
= NULL
;
87 FILE *ip6tables_file
= NULL
;
88 int enable_credit
= TRUE
; /* enable credit file */
89 int use_credit
= FALSE
; /* use credit file (if enabled)*/
90 char *title
= "Hall of Fame - Greatest Suckers"; /* hall of fame title */
91 int hall_of_fame
= TRUE
; /* enable hall of fame */
92 char *lan
= "eth0"; /* LAN interface */
93 char *lan_medium
= "100Mbit"; /* 10Mbit/100Mbit ethernet */
94 char *wan
= "eth1"; /* WAN/ISP interface */
95 char *ip6prefix
= NULL
; /* Prefix for global /48 IPv6 subnet */
96 char *wan_medium
= "100Mbit"; /* 10Mbit/100Mbit ethernet */
97 char *qos_leaf
= "sfq perturb 5"; /* leaf discipline */
98 char *qos_free_zone
= NULL
; /* QoS free zone */
99 int qos_proxy
= TRUE
; /* include proxy port to QoS */
100 int found_lmsid
= FALSE
; /* show links to users in LMS information system */
101 int include_upload
= TRUE
; /* upload+download=total traffic */
102 char *proxy_ip
= "192.168.1.1/32"; /* our IP with proxy port */
103 int proxy_port
= 3128; /* proxy port number */
104 long long int line
= 1024; /* WAN/ISP download in kbps */
105 long long int up
= 1024; /* WAN/ISP upload in kbps */
106 int free_min
= 256; /* minimum guaranted bandwidth for all undefined hosts */
107 int free_max
= 512; /* maximum allowed bandwidth for all undefined hosts */
108 int qos_free_delay
= 0; /* seconds to sleep before applying new QoS rules */
109 int digital_divide
= 2; /* controls digital divide weirdness ratio, 1...3 */
110 int max_nesting
= 3; /* maximum nesting of HTB clases, built-in maximum seems to be 4 */
111 int htb_r2q
= 256; /* should work for leaf values 512 kbps to 8 Mbps */
112 int burst
= 8; /* HTB burst (in kbits) */
114 int burst_group
= 32;
115 int magic_treshold
= 8; /* reduce ceil by X*magic_treshhold kbps (hard shaping) */
116 int keywordcount
= 0;
119 /* not yet implemented:
120 int fixed_packets = 0; maximum number of pps per IP address (not class!)
121 int packet_limit = 5; maximum number of pps to htn CEIL, not rate !!!
123 FILE *log_file
= NULL
;
124 char *kwd
= "via-prometheus"; /* /etc/hosts comment, eg. #qos-64-128 */
126 const int highest_priority
= 0; /* highest HTB priority (HTB built-in value is 0) */
127 const int lowest_priority
= 7; /* lowest HTB priority (HTB built-in value is 7) */
128 const int idxtable_treshold1
= 24; /* this is no longer configurable */
129 const int idxtable_treshold2
= 12; /* this is no longer configurable */
130 const int idxtable_bitmask1
= 3; /* this is no longer configurable */
131 const int idxtable_bitmask2
= 3; /* this is no longer configurable */
133 struct IP
*ips
= NULL
, *ip
, *sharedip
;
134 struct Group
*groups
= NULL
, *group
;
135 struct Keyword
*keyword
, *defaultkeyword
=NULL
, *keywords
=NULL
;
138 /* implemented in help.c */
140 void get_traffic_statistics(const char *whichiptables
);
141 /* implemented in parseiptables.c */
143 void parse_ip_log(int argc
, char **argv
);
144 /* implemented in parselog.c */
146 void parse_hosts(char *hosts
);
147 /* implemented in parsehosts.c */
149 void write_json_traffic(char *json
);
150 /* implemented in json.c */
152 void write_htmlandlogs(char *html
, char *d
, int total
, int just_preview
);
153 /* implemented in htmlandlogs.c */
155 const char *tr_odd_even(void)
157 row_odd_even
= 1 - row_odd_even
;
160 return "<tr class=\"even\">\n";
164 return "<tr class=\"odd\">\n";
168 /* ==== This is C<<1 stuff - learn C<<1 first! https://dev.arachne.cz/svn/cll1h ==== */
169 /* (except that this code uses obsolete, archaic version of this header file...) */
175 struct Index
*parent
;
180 } *idxs
=NULL
, *idx
, *metaindex
;
183 /* ====== iptables indexes are used to reduce complexity to log8(N) ===== */
185 char *index_id(char *ip
, int bitmask
);
186 /* function implemented in ipv4subnets.c */
188 char *subnet_id(char *ip
, int bitmask
);
189 /* function implemented in ipv4subnets.c */
191 char *index6_id(char *ip
, int bitmask
);
192 /* function implemented in ipv6subnets.c */
194 char *subnet6_id(char *ip
, int bitmask
);
195 /* function implemented in ipv6subnets.c */
197 /* ================= Let's parse configuration file here ================ */
199 void reject_config_and_exit(char *filename
)
201 printf("Configuration file %s rejected - abnormal exit.",filename
);
205 void get_config(char *config_filename
)
209 printf("Configured keywords: ");
210 parse(config_filename
)
212 option("keyword",kwd
);
217 create(keyword
,Keyword
);
219 keyword
->asymetry_ratio
=1; /* ratio for ADSL-like upload */
220 keyword
->asymetry_fixed
=0; /* fixed treshold for ADSL-like upload */
221 keyword
->data_limit
=8; /* hard shaping: apply magic_treshold if max*data_limit MB exceeded */
222 keyword
->data_prio
=4; /* soft shaping (qos): reduce HTB prio if max*data_prio MB exceeded */
223 keyword
->fixed_limit
=0; /* fixed data limit for setting lower HTB ceil */
224 keyword
->fixed_prio
=0; /* fixed data limit for setting lower HTB prio */
225 keyword
->reserve_min
=8; /* bonus for nominal HTB rate bandwidth (in kbps) */
226 keyword
->reserve_max
=0; /* malus for nominal HTB ceil (in kbps) */
227 keyword
->default_prio
=highest_priority
+1;
228 keyword
->html_color
="000000";
230 keyword
->leaf_discipline
="";
232 push(keyword
,keywords
);
235 defaultkeyword
=keyword
;
243 for_each(keyword
,keywords
)
245 int l
=strlen(keyword
->key
);
247 if(!strncmp(keyword
->key
,_
,l
) && strlen(_
)>l
+2)
249 char *tmptr
=_
; /* <---- l+1 ----> */
250 _
+=l
+1; /* via-prometheus-asymetry-ratio, etc. */
251 ioption("asymetry-ratio",keyword
->asymetry_ratio
);
252 ioption("asymetry-treshold",keyword
->asymetry_fixed
);
253 ioption("magic-relative-limit",keyword
->data_limit
);
254 ioption("magic-relative-prio",keyword
->data_prio
);
255 loption("magic-fixed-limit",keyword
->fixed_limit
);
256 loption("magic-fixed-prio",keyword
->fixed_prio
);
257 ioption("htb-default-prio",keyword
->default_prio
);
258 ioption("htb-rate-bonus",keyword
->reserve_min
);
259 ioption("htb-ceil-malus",keyword
->reserve_max
);
260 option("leaf-discipline",keyword
->leaf_discipline
);
261 option("html-color",keyword
->html_color
);
264 if(keyword
->data_limit
|| keyword
->fixed_limit
||
265 keyword
->data_prio
|| keyword
->fixed_prio
)
274 option("iptables",iptables
);
275 option("iptables-save",iptablessave
);
276 option("iptables-restore",iptablesrestore
);
277 option("ip6tables",ip6tables
);
278 option("ip6tables-save",ip6tablessave
);
279 option("ip6tables-restore",ip6tablesrestore
);
280 option("iptables-in-filename",iptablesfile
);
281 option("ip6tables-in-filename",ip6tablesfile
);
282 option("hosts",hosts
);
283 option("lan-interface",lan
);
284 option("wan-interface",wan
);
285 option("ip6-prefix",ip6prefix
);
286 option("lan-medium",lan_medium
);
287 option("wan-medium",wan_medium
);
288 lloption("wan-download",line
);
289 lloption("wan-upload",up
);
290 ioption("hall-of-fame-enable",hall_of_fame
);
291 option("hall-of-fame-title",title
);
292 option("hall-of-fame-filename",html
);
293 option("json-filename",json_traffic
);
294 option("hall-of-fame-preview",preview
);
295 option("json-preview",json_preview
);
296 option("log-filename",cmdlog
);
297 option("credit-filename",credit
);
298 option("classmap-filename",classmap
);
299 ioption("credit-enable",enable_credit
);
300 option("log-traffic-directory",log_dir
);
301 option("log-traffic-html-directory",html_log_dir
);
302 option("log-traffic-url-path",log_url
);
303 option("jquery-url",jquery_url
);
304 option("lms-url",lms_url
);
305 ioption("use-jquery-popups",use_jquery_popups
);
306 option("qos-free-zone",qos_free_zone
);
307 ioption("qos-free-delay",qos_free_delay
);
308 ioption("qos-proxy-enable",qos_proxy
);
309 option("qos-proxy-ip",proxy_ip
);
310 option("htb-leaf-discipline",qos_leaf
);
311 ioption("qos-proxy-port",proxy_port
);
312 ioption("free-rate",free_min
);
313 ioption("free-ceil",free_max
);
314 ioption("htb-burst",burst
);
315 ioption("htb-burst-main",burst_main
);
316 ioption("htb-burst-group",burst_group
);
317 ioption("htb-nesting-limit",max_nesting
);
318 ioption("htb-r2q",htb_r2q
);
319 ioption("magic-include-upload",include_upload
);
320 ioption("magic-treshold",magic_treshold
);
321 option("filter-type", cnf
);
322 /* not yet implemented:
323 ioption("magic-fixed-packets",fixed_packets);
324 ioption("magic-relative-packets",packet_limit);
329 perror(config_filename
);
330 puts("Warning - using built-in defaults instead ...");
332 done
; /* ugly macro end */
335 /* leaf discipline for keywords */
336 for_each(keyword
,keywords
)
338 if(!strcmpi(keyword
->leaf_discipline
, ""))
340 keyword
->leaf_discipline
= qos_leaf
;
344 if(strcmpi(cnf
, "mark"))
348 mark_iptables
= "CLASSIFY --set-class 1:";
354 mark_iptables
= "MARK --set-mark ";
357 /* are supplied values meaningful ?*/
360 puts("Illegal value of LAN or WAN bandwidth: 0 kbps.");
361 reject_config_and_exit(config_filename
);
366 /* ========== This function executes, logs OR ALSO prints command ========== */
368 void safe_run(char *cmd
)
372 printf("\n=>%s\n",cmd
);
380 fprintf(log_file
,"%s\n",cmd
);
384 void iptables_save_line(char *line
, int ipv6
)
388 fprintf(ip6tables_file
,"%s\n",line
);
392 fprintf(iptables_file
,"%s\n",line
);
396 void run_iptables_restore(void)
399 string(restor
,STRLEN
);
401 /*-----------------------------------------------------------------*/
402 printf("Running %s <%s ...\n", iptablesrestore
, iptablesfile
);
403 /*-----------------------------------------------------------------*/
405 iptables_save_line("COMMIT", FALSE
);
406 fclose(iptables_file
);
413 done
; /* ugly macro end */
416 sprintf(restor
,"%s <%s",iptablesrestore
, iptablesfile
);
421 /*-----------------------------------------------------------------*/
422 printf("Running %s <%s ...\n", ip6tablesrestore
, ip6tablesfile
);
423 /*-----------------------------------------------------------------*/
424 iptables_save_line("COMMIT", TRUE
);
425 fclose(ip6tables_file
);
432 done
; /* ugly macro end */
434 sprintf(restor
,"%s <%s",ip6tablesrestore
, ip6tablesfile
);
440 char *parse_datafile_line(char *str
)
442 char *ptr
=strchr(str
,' ');
457 /*-----------------------------------------------------------------*/
458 /* Are you looking for int main(int argc, char **argv) ? :-)) */
459 /*-----------------------------------------------------------------*/
463 int i
=0; /* just plain old Fortran style integer :-) */
464 FILE *f
=NULL
; /* everything is just stream of bytes... */
465 char *str
, *ptr
, *d
; /* LET A$=B$ :-) */
469 int just_flush
= FALSE
; /* deactivates all previous actions */
471 int just_preview
= FALSE
; /* preview - generate just stats */
472 int start_shaping
= FALSE
; /* apply FUP - requires classmap file */
473 int just_logs
= FALSE
; /* just parse logs */
477 char *chain_forward
, *chain_postrouting
;
481 Prometheus QoS - \"fair-per-IP\" Quality of Service setup utility.\n\
482 Version %s - Copyright (C)2005-2013 Michael Polak, Arachne Labs\n\
483 iptables-restore & burst tunning & classify modification by Ludva\n\
484 Credit: CZFree.Net, Martin Devera, Netdave, Aquarius, Gandalf\n\n",version
);
486 /*----- Boring... we have to check command line options first: ----*/
489 argument("-c") { nextargument(config
); }
490 argument("-h") { nextargument(althosts
);}
491 argument("-d") { run
=TRUE
; dry_run
=TRUE
; }
492 argument("-f") { run
=TRUE
; just_flush
=TRUE
; }
493 argument("-9") { run
=TRUE
; just_flush
=9; }
494 argument("-p") { run
=TRUE
; just_preview
=TRUE
; }
495 argument("-s") { run
=TRUE
; just_preview
=TRUE
; start_shaping
=TRUE
; }
496 argument("-r") { run
=TRUE
; }
497 argument("-n") { run
=TRUE
; nodelay
=TRUE
; }
498 argument("-l") { just_logs
=TRUE
; }
499 argument("-m") { just_logs
=TRUE
; }
500 argument("-y") { just_logs
=TRUE
; }
501 argument("-?") { help(); exit(0); }
502 argument("--help") { help(); exit(0); }
503 argument("-v") { exit(0); }
504 argument("--version") { exit(0); }
509 puts("*** THIS IS JUST DRY RUN ! ***\n");
512 date(d
); /* this is typical cll1.h macro - prints current date */
514 /*-----------------------------------------------------------------*/
515 printf("Parsing configuration file %s ...\n", config
);
516 /*-----------------------------------------------------------------*/
521 parse_ip_log(argc
,argv
);
537 /*-----------------------------------------------------------------*/
538 puts("Parsing iptables verbose output ...");
539 /*-----------------------------------------------------------------*/
540 get_traffic_statistics(iptables
);
543 /*-----------------------------------------------------------------*/
544 puts("Parsing ip6tables verbose output ...");
545 /*-----------------------------------------------------------------*/
546 get_traffic_statistics(ip6tables
);
550 /*-----------------------------------------------------------------*/
551 printf("Parsing class defintion file %s ...\n", hosts
);
552 /*-----------------------------------------------------------------*/
555 /*-----------------------------------------------------------------*/
556 /* cll1.h - let's allocate brand new character buffer... */
557 /*-----------------------------------------------------------------*/
560 /*-----------------------------------------------------------------*/
561 puts("Resolving shared connections ...");
562 /*-----------------------------------------------------------------*/
563 for_each(ip
,ips
) if(ip
->sharing
)
565 for_each(sharedip
,ips
) if(eq(sharedip
->name
,ip
->sharing
))
567 sharedip
->traffic
+=ip
->traffic
;
569 ip
->mark
=sharedip
->mark
;
570 ip
->lmsid
=sharedip
->lmsid
;
575 printf("Unresolved shared connection: %s %s sharing-%s\n",
576 ip
->addr
, ip
->name
, ip
->sharing
);
580 if(enable_credit
&& just_flush
<9)
582 /*-----------------------------------------------------------------*/
583 printf("Parsing credit file %s ...\n", credit
);
584 /*-----------------------------------------------------------------*/
587 ptr
=parse_datafile_line(_
);
590 if_exists(ip
,ips
,eq(ip
->addr
,_
))
592 sscanf(ptr
,"%Lu",&(ip
->credit
));
596 done
; /* ugly macro end */
601 /*-----------------------------------------------------------------*/
602 puts("Initializing iptables and tc classes ...");
603 /*-----------------------------------------------------------------*/
605 iptables_file
= fopen(iptablesfile
, "w");
606 if(iptables_file
== NULL
)
608 perror(iptablesfile
);
611 iptables_save_line(iptablespreamble
, FALSE
);
615 ip6tables_file
= fopen(ip6tablesfile
, "w");
616 if(ip6tables_file
== NULL
)
618 perror(ip6tablesfile
);
621 iptables_save_line(iptablespreamble
, TRUE
);
624 run_iptables_restore();
626 log_file
= fopen(cmdlog
, "w");
634 sprintf(str
,"%s qdisc del dev %s root 2>/dev/null",tc
,lan
);
637 sprintf(str
,"%s qdisc del dev %s root 2>/dev/null",tc
,wan
);
640 iptables_file
=fopen(iptablesfile
,"w");
641 iptables_save_line(iptablespreamble
, FALSE
);
644 ip6tables_file
=fopen(ip6tablesfile
,"w");
645 iptables_save_line(iptablespreamble
, TRUE
);
648 if(qos_free_zone
&& *qos_free_zone
!='0') /* this is currently supported only for IPv4 */
652 sprintf(str
,"-A FORWARD -d %s -o %s -j ACCEPT", qos_free_zone
, wan
);
653 iptables_save_line(str
, FALSE
); /* this is currently supported only for IPv4 */
657 iptables_save_line(":post_noproxy - [0:0]", FALSE
);
658 sprintf(str
,"-A POSTROUTING ! -p tcp -o %s -j post_noproxy", lan
);
659 iptables_save_line(str
, FALSE
);
660 sprintf(str
,"-A POSTROUTING ! -s %s -o %s -j post_noproxy", proxy_ip
, lan
);
661 iptables_save_line(str
, FALSE
);
662 sprintf(str
,"-A POSTROUTING -s %s -p tcp ! --sport %d -o %s -j post_noproxy", proxy_ip
, proxy_port
, lan
);
663 iptables_save_line(str
, FALSE
);
665 chain
="post_noproxy";
672 sprintf(str
,"-A %s -s %s -o %s -j ACCEPT", chain
, qos_free_zone
, lan
);
673 iptables_save_line(str
, FALSE
);
676 if(ip_count
> idxtable_treshold1
&& !just_flush
)
678 int idxcount
=0, bitmask
=32-idxtable_bitmask1
;
680 /*-----------------------------------------------------------------*/
681 printf("Detected %d addresses - indexing iptables rules to improve performance...\n",ip_count
);
682 /*-----------------------------------------------------------------*/
684 iptables_save_line(":post_common - [0:0]", FALSE
);
685 iptables_save_line(":forw_common - [0:0]", FALSE
);
688 iptables_save_line(":post_common - [0:0]", TRUE
);
689 iptables_save_line(":forw_common - [0:0]", TRUE
);
692 for_each(ip
,ips
) if(ip
->addr
&& *(ip
->addr
) && !eq(ip
->addr
,"0.0.0.0/0"))
696 buf
=index6_id(ip
->addr
,bitmask
+32);
700 buf
=index_id(ip
->addr
, bitmask
);
703 if_exists(idx
,idxs
,eq(idx
->id
,buf
))
710 idx
->addr
= ip
->addr
;
712 idx
->bitmask
= bitmask
+32*ip
->v6
;
721 /* brutal perfomance optimalization */
722 while(idxcount
> idxtable_treshold2
&& bitmask
> 2*idxtable_bitmask2
)
724 bitmask
-= idxtable_bitmask2
;
727 for_each(idx
,idxs
) if(idx
->parent
== NULL
)
731 buf
= index6_id(idx
->addr
, bitmask
+32);
735 buf
= index_id(idx
->addr
, bitmask
);
737 if_exists(metaindex
,idxs
,eq(metaindex
->id
,buf
))
739 metaindex
->children
++;
743 create(metaindex
,Index
);
744 metaindex
->addr
= idx
->addr
;
746 metaindex
->bitmask
= bitmask
+32*idx
->ipv6
;
747 metaindex
->parent
= NULL
;
748 metaindex
->children
= 0;
749 metaindex
->ipv6
= idx
->ipv6
;
751 push(metaindex
,idxs
);
753 idx
->parent
=metaindex
;
757 /* this should slightly optimize throughput ... */
758 sort(idx
,idxs
,desc_order_by
,children
);
759 sort(idx
,idxs
,order_by
,bitmask
);
766 subnet
=subnet6_id(idx
->addr
, idx
->bitmask
);
770 subnet
=subnet_id(idx
->addr
, idx
->bitmask
);
772 printf("%d: %s/%d\n", ++i
, subnet
, idx
->bitmask
);
774 sprintf(str
,":post_%s - [0:0]", idx
->id
);
775 iptables_save_line(str
, idx
->ipv6
);
777 sprintf(str
,":forw_%s - [0:0]", idx
->id
);
778 iptables_save_line(str
, idx
->ipv6
);
782 string(buf
,strlen(idx
->parent
->id
)+6);
783 sprintf(buf
,"post_%s", idx
->parent
->id
);
790 sprintf(str
,"-A %s -d %s/%d -o %s -j post_%s", buf
, subnet
, idx
->bitmask
, lan
, idx
->id
);
791 iptables_save_line(str
, idx
->ipv6
);
793 sprintf(str
,"-A %s -d %s/%d -o %s -j post_common", buf
, subnet
, idx
->bitmask
, lan
);
794 iptables_save_line(str
, idx
->ipv6
);
798 string(buf
,strlen(idx
->parent
->id
)+6);
799 sprintf(buf
,"forw_%s",idx
->parent
->id
);
806 sprintf(str
,"-A %s -s %s/%d -o %s -j forw_%s", buf
, subnet
, idx
->bitmask
, wan
, idx
->id
);
807 iptables_save_line(str
, idx
->ipv6
);
809 sprintf(str
,"-A %s -s %s/%d -o %s -j forw_common", buf
, subnet
, idx
->bitmask
, wan
);
810 iptables_save_line(str
, idx
->ipv6
);
812 printf("Total indexed iptables chains created: %d\n", i
);
814 sprintf(str
,"-A FORWARD -o %s -j forw_common", wan
);
815 iptables_save_line(str
, FALSE
);
817 sprintf(str
,"-A POSTROUTING -o %s -j post_common", lan
);
818 iptables_save_line(str
, FALSE
);
822 sprintf(str
,"-A FORWARD -o %s -j forw_common", wan
);
823 iptables_save_line(str
, TRUE
);
825 sprintf(str
,"-A POSTROUTING -o %s -j post_common", lan
);
826 iptables_save_line(str
, TRUE
);
833 fclose(iptables_file
);
838 puts("Just flushed iptables and tc classes - now exiting ...");
844 if(!dry_run
&& !nodelay
&& qos_free_delay
)
846 printf("Flushed iptables and tc classes - now sleeping for %d seconds...\n",qos_free_delay
);
847 sleep(qos_free_delay
);
850 sprintf(str
,"%s qdisc add dev %s root handle 1: htb r2q %d default 1",
854 sprintf(str
, "%s class add dev %s parent 1: classid 1:2 htb rate %s ceil %s burst %dk prio %d",
855 tc
,lan
,lan_medium
,lan_medium
,burst_main
,highest_priority
);
858 sprintf(str
, "%s class add dev %s parent 1:2 classid 1:1 htb rate %Ldkbit ceil %Ldkbit burst %dk prio %d",
859 tc
,lan
,line
,line
,burst_main
,highest_priority
);
862 sprintf(str
,"%s qdisc add dev %s root handle 1: htb r2q %d default 1",tc
,wan
,htb_r2q
);
865 sprintf(str
, "%s class add dev %s parent 1: classid 1:2 htb rate %s ceil %s burst %dk prio %d",
866 tc
,wan
,wan_medium
,wan_medium
,burst_main
,highest_priority
);
869 sprintf(str
, "%s class add dev %s parent 1:2 classid 1:1 htb rate %Ldkbit ceil %Ldkbit burst %dk prio %d",
870 tc
,wan
,up
,up
,burst_main
,highest_priority
);
874 /*-----------------------------------------------------------------*/
875 puts("Locating heavy downloaders and generating root classes ...");
876 /*-----------------------------------------------------------------*/
877 sort(ip
,ips
,desc_order_by
,traffic
);
879 /*-----------------------------------------------------------------*/
880 /* sub-scope - local variables */
882 long long int rate
= line
;
883 long long int max
= line
;
885 FILE *credit_file
= NULL
;
887 if(!just_preview
&& !dry_run
&& enable_credit
)
889 credit_file
= fopen(credit
,"w");
892 for_each(group
,groups
)
897 sprintf(str
,"%s class add dev %s parent 1:%d classid 1:%d htb rate %Ldkbit ceil %Ldkbit burst %dk prio %d #down desired %d",
898 tc
, lan
, parent
, group
->id
, rate
, max
, burst_group
, highest_priority
+1, group
->desired
);
902 sprintf(str
,"%s class add dev %s parent 1:%d classid 1:%d htb rate %Ldkbit ceil %Ldkbit burst %dk prio %d #up desired %d",
903 tc
, wan
, parent
, group
->id
, rate
*up
/line
, max
*up
/line
, burst_group
, highest_priority
+1, group
->desired
);
907 if(group_count
++ < max_nesting
)
912 rate
-= digital_divide
*group
->min
;
913 if(rate
< group
->min
)
918 /*shaping of aggresive downloaders, with credit file support */
921 int group_rate
= group
->min
, priority_sequence
= lowest_priority
;
923 for_each(ip
, ips
) if(ip
->min
== group
->min
&& ip
->max
> ip
->min
)
925 ip
->realquota
=ip
->credit
+(ip
->min
*ip
->keyword
->data_limit
+(ip
->keyword
->fixed_limit
<<20));
926 if( ip
->keyword
->data_limit
927 and not ip
->fixedprio
928 and ip
->traffic
> ip
->realquota
)
930 if(group_rate
< ip
->max
)
932 ip
->max
= group_rate
;
934 group_rate
+=magic_treshold
;
935 ip
->prio
=lowest_priority
;
936 if(ip
->prio
<highest_priority
+2)
938 ip
->prio
=highest_priority
+2;
943 if( ip
->keyword
->data_prio
945 && ( ip
->traffic
>ip
->credit
946 + (ip
->min
*ip
->keyword
->data_prio
+(ip
->keyword
->fixed_prio
<<20))) )
948 ip
->prio
=priority_sequence
--;
949 if(ip
->prio
<highest_priority
+1)
951 ip
->prio
=highest_priority
+1;
957 unsigned long long lcredit
=0;
959 if((ip
->min
*ip
->keyword
->data_limit
+(ip
->keyword
->fixed_limit
<<20))>ip
->traffic
)
961 lcredit
=(ip
->min
*ip
->keyword
->data_limit
+(ip
->keyword
->fixed_limit
<<20))-ip
->traffic
;
963 fprintf(credit_file
,"%s %Lu\n",ip
->addr
,lcredit
);
979 printf("Reading %s and applying Fair Use Policy rules ... \n", classmap
);
987 if_exists(ip
,ips
,eq(ip
->addr
,_
))
990 if(ip
->max
< ip
->desired
) /* apply FUP limit immediately.... */
992 printf("Applying limit for %-22s %-16s %04d ", ip
->name
, ip
->addr
, ip
->mark
);
993 printf("(down: %dk-%dk ", ip
->min
, ip
->max
);
994 sprintf(str
, "%s class change dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d",
995 tc
, lan
, ip
->group
, ip
->mark
,ip
->min
,ip
->max
, burst
, ip
->prio
);
997 printf("up: %dk-%dk)\n", (int)((ip
->min
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
),
998 (int)((ip
->max
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
));
999 sprintf(str
,"%s class change dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d",
1000 tc
, wan
, ip
->group
, ip
->mark
,
1001 (int)((ip
->min
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
),
1002 (int)((ip
->max
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
), burst
, ip
->prio
);
1011 puts("Warning - classmap file not fund, just generating preview ...");
1012 start_shaping
=FALSE
;
1014 done
; /* ugly macro end */
1017 json_traffic
=json_preview
;
1020 if(!dry_run
&& !just_flush
)
1022 /*-----------------------------------------------------------------*/
1023 printf("Writing json traffic overview %s ... ", json_traffic
);
1024 /*-----------------------------------------------------------------*/
1025 write_json_traffic(json_traffic
);
1027 /*-----------------------------------------------------------------*/
1028 printf("Writing statistics into HTML page %s ...\n", html
);
1029 /*-----------------------------------------------------------------*/
1030 write_htmlandlogs(html
, d
, total
, just_preview
);
1040 printf("Statistics preview generated (-%c switch) - now exiting ...\n", swchar
);
1046 printf("%-22s %-15s mark\n","name","ip");
1049 printf("Writing %s ... ", classmap
);
1050 f
= fopen(classmap
, "w");
1056 /*-----------------------------------------------------------------*/
1057 puts("Generating iptables and tc classes ... ");
1058 /*-----------------------------------------------------------------*/
1060 for_each(ip
, ips
) if(ip
->mark
> 0) /* works only for IPv4 so far */
1065 duplicate(ip
->addr
,buf
);
1068 buf
=index6_id(ip
->addr
,64-idxtable_bitmask1
);
1072 buf
=index_id(ip
->addr
,32-idxtable_bitmask1
);
1075 string(chain_forward
,6+strlen(buf
));
1076 strcpy(chain_forward
,"forw_");
1077 strcat(chain_forward
,buf
);
1079 string(chain_postrouting
,6+strlen(buf
));
1080 strcpy(chain_postrouting
,"post_");
1081 strcat(chain_postrouting
,buf
);
1087 chain_forward
="FORWARD";
1088 chain_postrouting
="POSTROUTING";
1092 printf("%-22s %-16s %04d ", ip
->name
, ip
->addr
, ip
->mark
);
1095 /* -------------------------------------------------------- mark download */
1097 sprintf(str
, "-A %s -d %s/%d -o %s -j %s%d",
1098 chain_postrouting
, ip
->addr
, 32*(1+ip
->v6
), lan
, mark_iptables
, ip
->mark
);
1099 /* -m limit --limit 1/s */
1100 iptables_save_line(str
, ip
->v6
);
1104 sprintf(str
, "-A %s -s %s -p tcp --sport %d -d %s/%d -o %s -j %s%d",
1105 chain_postrouting
, proxy_ip
, proxy_port
, ip
->addr
, 32*(1+ip
->v6
), lan
, mark_iptables
, ip
->mark
);
1106 iptables_save_line(str
, ip
->v6
);
1109 sprintf(str
, "-A %s -d %s/%d -o %s -j ACCEPT",
1110 chain_postrouting
, ip
->addr
, 32*(1+ip
->v6
), lan
);
1111 iptables_save_line(str
, ip
->v6
);
1113 /* -------------------------------------------------------- mark upload */
1114 sprintf(str
, "-A %s -s %s/%d -o %s -j %s%d",
1115 chain_forward
, ip
->addr
, 32*(1+ip
->v6
), wan
, mark_iptables
, ip
->mark
);
1116 iptables_save_line(str
, ip
->v6
);
1118 sprintf(str
, "-A %s -s %s/%d -o %s -j ACCEPT",
1119 chain_forward
, ip
->addr
, 32*(1+ip
->v6
), wan
);
1120 iptables_save_line(str
, ip
->v6
);
1124 /* -------------------------------------------------------- download class */
1126 printf("(down: %dk-%dk ", ip
->min
, ip
->max
);
1129 sprintf(str
, "%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d",
1130 tc
, lan
, ip
->group
, ip
->mark
,ip
->min
,ip
->max
, burst
, ip
->prio
);
1133 if(strcmpi(ip
->keyword
->leaf_discipline
, "none"))
1135 sprintf(str
, "%s qdisc add dev %s parent 1:%d handle %d %s",
1136 tc
, lan
, ip
->mark
, ip
->mark
, ip
->keyword
->leaf_discipline
); /*qos_leaf*/
1140 if(filter_type
== 1)
1142 sprintf(str
, "%s filter add dev %s parent 1:0 protocol ip handle %d fw flowid 1:%d",
1143 tc
, lan
, ip
->mark
, ip
->mark
);
1147 /* -------------------------------------------------------- upload class */
1149 printf("up: %dk-%dk)\n", (int)((ip
->min
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
),
1150 (int)((ip
->max
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
));
1153 sprintf(str
,"%s class add dev %s parent 1:%d classid 1:%d htb rate %dkbit ceil %dkbit burst %dk prio %d",
1154 tc
, wan
, ip
->group
, ip
->mark
,
1155 (int)((ip
->min
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
),
1156 (int)((ip
->max
/ip
->keyword
->asymetry_ratio
)-ip
->keyword
->asymetry_fixed
), burst
, ip
->prio
);
1159 if(strcmpi(ip
->keyword
->leaf_discipline
, "none"))
1161 sprintf(str
, "%s qdisc add dev %s parent 1:%d handle %d %s",
1162 tc
, wan
, ip
->mark
, ip
->mark
, ip
->keyword
->leaf_discipline
); /*qos_leaf*/
1166 if(filter_type
== 1)
1168 sprintf(str
, "%s filter add dev %s parent 1:0 protocol ip handle %d fw flowid 1:%d",
1169 tc
, wan
, ip
->mark
, ip
->mark
);
1175 fprintf(f
, "%s %d\n", ip
->addr
, ip
->mark
);
1181 printf("(sharing %s)\n", ip
->sharing
);
1194 chain_forward
= "forw_common";
1195 chain_postrouting
= "post_common";
1199 chain_forward
= "FORWARD";
1200 chain_postrouting
= "POSTROUTING";
1205 final_chain
= "ACCEPT";
1212 sprintf(str
, "-A %s -s %s -p tcp --sport %d -o %s -j %s%d",
1213 chain_postrouting
,proxy_ip
,proxy_port
,lan
,mark_iptables
, 3);
1214 iptables_save_line(str
, FALSE
); /* only for IPv4 */
1216 sprintf(str
, "-A %s -s %s -p tcp --sport %d -o %s -j %s",
1217 chain_postrouting
,proxy_ip
,proxy_port
,lan
,final_chain
);
1218 iptables_save_line(str
, FALSE
); /* only for IPv4 */
1223 sprintf(str
, "-A %s -o %s -j %s%d",
1224 chain_postrouting
, lan
, mark_iptables
, 3);
1225 iptables_save_line(str
, FALSE
); /* only for IPv4 */
1228 sprintf(str
,"-A %s -o %s -j %s", chain_postrouting
, lan
, final_chain
);
1229 iptables_save_line(str
, FALSE
);
1232 sprintf(str
,"-A %s -o %s -j %s", chain_postrouting
, lan
, final_chain
);
1233 iptables_save_line(str
, TRUE
);
1238 sprintf(str
,"-A %s -o %s -j %s%d", chain_forward
, wan
, mark_iptables
, 3);
1239 iptables_save_line(str
, FALSE
); /* only for IPv4 */
1242 sprintf(str
,"-A %s -o %s -j %s", chain_forward
, wan
, final_chain
);
1243 iptables_save_line(str
, FALSE
);
1246 sprintf(str
,"-A %s -o %s -j %s", chain_postrouting
, lan
, final_chain
);
1247 iptables_save_line(str
, TRUE
);
1250 if(free_min
) /* allocate free bandwith if it is not zero... */
1252 /*-----------------------------------------------------------------*/
1253 puts("Generating free bandwith classes ...");
1254 /*-----------------------------------------------------------------*/
1255 sprintf(str
, "%s class add dev %s parent 1:%d classid 1:3 htb rate %dkbit ceil %dkbit burst %dk prio %d",
1256 tc
, lan
, parent
, free_min
, free_max
,burst
, lowest_priority
);
1258 sprintf(str
, "%s class add dev %s parent 1:%d classid 1:3 htb rate %dkbit ceil %dkbit burst %dk prio %d",
1259 tc
, wan
, parent
, free_min
, free_max
, burst
, lowest_priority
);
1262 if(strcmpi(qos_leaf
, "none"))
1264 sprintf(str
,"%s qdisc add dev %s parent 1:3 handle 3 %s", tc
, lan
, qos_leaf
);
1267 sprintf(str
,"%s qdisc add dev %s parent 1:3 handle 3 %s", tc
, wan
, qos_leaf
);
1270 /* tc handle 1 fw flowid */
1271 sprintf(str
,"%s filter add dev %s parent 1:0 protocol ip handle 3 fw flowid 1:3", tc
, lan
);
1274 sprintf(str
,"%s filter add dev %s parent 1:0 protocol ip handle 3 fw flowid 1:3", tc
, wan
);
1277 printf("Total IP count: %d\n", i
);
1278 run_iptables_restore();
1284 /* that's all folks, thank you for reading it all the way up to this point ;-) */
1285 /* bad luck C<<1 is not yet finished, I promise no sprintf() next time... */
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