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Add interface to clear accounting entry option.

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Reflect ip_fw structure changes.
This commit is contained in:
ugen 1994-12-13 15:56:51 +00:00
parent 390ea51f09
commit 5a746995e3
1 changed files with 80 additions and 82 deletions
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162
sbin/ipfw/ipfw.c
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@ -77,16 +77,18 @@ char action_tab[][MAXSTR]={
#define A_ADDA 6
"dela",
#define A_DELA 7
"clr",
#define A_CLRA 8
"f",
#define A_FLUSH 8
#define A_FLUSH 9
"z",
#define A_ZERO 9
#define A_ZERO 10
"l",
#define A_LIST 10
#define A_LIST 11
"p",
#define A_POLICY 11
#define A_POLICY 12
"",
#define A_NONE 12
#define A_NONE 13
};
@ -179,66 +181,66 @@ int i,mb;
if (do_short && do_acct) {
printf("%8d:%8d ",chain->b_cnt,chain->p_cnt);
printf("%8d:%8d ",chain->fw_bcnt,chain->fw_pcnt);
}
if (do_short)
if (c_t==FW) {
if (chain->flags & IP_FW_F_ACCEPT)
if (chain->flags & IP_FW_F_PRN)
if (chain->fw_flg & IP_FW_F_ACCEPT)
if (chain->fw_flg & IP_FW_F_PRN)
printf("l");
else
printf("a");
else
if (chain->flags & IP_FW_F_PRN)
if (chain->flags & IP_FW_F_ICMPRPL)
if (chain->fw_flg & IP_FW_F_PRN)
if (chain->fw_flg & IP_FW_F_ICMPRPL)
printf("R");
else
printf("D");
else
if (chain->flags & IP_FW_F_ICMPRPL)
if (chain->fw_flg & IP_FW_F_ICMPRPL)
printf("r");
else
printf("d");
} else {
if (chain->flags & IP_FW_F_BIDIR)
if (chain->fw_flg & IP_FW_F_BIDIR)
printf("b");
else
printf("s");
}
else
if (c_t==FW) {
if (chain->flags & IP_FW_F_ACCEPT)
if (chain->flags & IP_FW_F_PRN)
if (chain->fw_flg & IP_FW_F_ACCEPT)
if (chain->fw_flg & IP_FW_F_PRN)
printf("log ");
else
printf("accept ");
else
if (chain->flags & IP_FW_F_PRN)
if (chain->flags & IP_FW_F_ICMPRPL)
if (chain->fw_flg & IP_FW_F_PRN)
if (chain->fw_flg & IP_FW_F_ICMPRPL)
printf("lreject ");
else
printf("ldeny ");
else
if (chain->flags & IP_FW_F_ICMPRPL)
if (chain->fw_flg & IP_FW_F_ICMPRPL)
printf("reject ");
else
printf("deny ");
} else {
if (chain->flags & IP_FW_F_BIDIR)
if (chain->fw_flg & IP_FW_F_BIDIR)
printf("bidir ");
else
printf("single ");
}
if (do_short)
switch (chain->flags & IP_FW_F_KIND) {
switch (chain->fw_flg & IP_FW_F_KIND) {
case IP_FW_F_ICMP:
printf("I ");
break;
case IP_FW_F_TCP:
if (chain->flags&IP_FW_F_TCPSYN)
if (chain->fw_flg&IP_FW_F_TCPSYN)
printf("S ");
else
printf("T ");
@ -253,12 +255,12 @@ if (do_short)
break;
}
else
switch (chain->flags & IP_FW_F_KIND) {
switch (chain->fw_flg & IP_FW_F_KIND) {
case IP_FW_F_ICMP:
printf("icmp ");
break;
case IP_FW_F_TCP:
if (chain->flags&IP_FW_F_TCPSYN)
if (chain->fw_flg&IP_FW_F_TCPSYN)
printf("syn ");
else
printf("tcp ");
@ -278,31 +280,31 @@ if (do_short)
else
printf("from ");
adrt=ntohl(chain->src_mask.s_addr);
adrt=ntohl(chain->fw_smsk.s_addr);
if (adrt==ULONG_MAX && do_resolv) {
adrt=(chain->src.s_addr);
adrt=(chain->fw_src.s_addr);
he=gethostbyaddr((char *)&adrt,sizeof(u_long),AF_INET);
if (he==NULL) {
printf(inet_ntoa(chain->src));
printf(inet_ntoa(chain->fw_src));
printf(":");
printf(inet_ntoa(chain->src_mask));
printf(inet_ntoa(chain->fw_smsk));
} else
printf("%s",he->h_name);
} else {
printf(inet_ntoa(chain->src));
printf(inet_ntoa(chain->fw_src));
if (adrt!=ULONG_MAX)
if ((mb=mask_bits(chain->src_mask))>=0)
if ((mb=mask_bits(chain->fw_smsk))>=0)
printf("/%d",mb);
else {
printf(":");
printf(inet_ntoa(chain->src_mask));
printf(inet_ntoa(chain->fw_smsk));
}
}
comma = " ";
for (i=0;i<chain->n_src_p; i++ ) {
printf("%s%d",comma,chain->ports[i]);
if (i==0 && (chain->flags & IP_FW_F_SRNG))
for (i=0;i<chain->fw_nsp; i++ ) {
printf("%s%d",comma,chain->fw_pts[i]);
if (i==0 && (chain->fw_flg & IP_FW_F_SRNG))
comma = ":";
else
comma = ",";
@ -313,42 +315,42 @@ if (do_short)
else
printf(" to ");
adrt=ntohl(chain->dst_mask.s_addr);
adrt=ntohl(chain->fw_dmsk.s_addr);
if (adrt==ULONG_MAX && do_resolv) {
adrt=(chain->dst.s_addr);
adrt=(chain->fw_dst.s_addr);
he=gethostbyaddr((char *)&adrt,sizeof(u_long),AF_INET);
if (he==NULL) {
printf(inet_ntoa(chain->dst));
printf(inet_ntoa(chain->fw_dst));
printf(":");
printf(inet_ntoa(chain->dst_mask));
printf(inet_ntoa(chain->fw_dmsk));
} else
printf("%s",he->h_name);
} else {
printf(inet_ntoa(chain->dst));
printf(inet_ntoa(chain->fw_dst));
if (adrt!=ULONG_MAX)
if ((mb=mask_bits(chain->dst_mask))>=0)
if ((mb=mask_bits(chain->fw_dmsk))>=0)
printf("/%d",mb);
else {
printf(":");
printf(inet_ntoa(chain->dst_mask));
printf(inet_ntoa(chain->fw_dmsk));
}
}
comma = " ";
for (i=0;i<chain->n_dst_p;i++) {
printf("%s%d",comma,chain->ports[chain->n_src_p+i]);
if (i==chain->n_src_p && (chain->flags & IP_FW_F_DRNG))
for (i=0;i<chain->fw_ndp;i++) {
printf("%s%d",comma,chain->fw_pts[chain->fw_nsp+i]);
if (i==chain->fw_nsp && (chain->fw_flg & IP_FW_F_DRNG))
comma = ":";
else
comma = ",";
}
if (chain->via.s_addr) {
if (chain->fw_via.s_addr) {
if (do_short)
printf("][");
else
printf(" via ");
printf(inet_ntoa(chain->via));
printf(inet_ntoa(chain->fw_via));
}
if (do_short)
printf("]\n");
@ -382,8 +384,8 @@ if (*av==NULL || !strncmp(*av,CH_BLK,strlen(CH_BLK))
if (*av==NULL || !strncmp(*av,CH_BLK,strlen(CH_BLK))) {
kvm_read(kd,(u_long)nlf[N_BCHAIN].n_value,&b,sizeof(struct ip_fw));
printf("Blocking chain entries:\n");
while(b.next!=NULL) {
btmp=b.next;
while(b.fw_next!=NULL) {
btmp=b.fw_next;
kvm_read(kd,(u_long)btmp,&b,sizeof(struct ip_fw));
show_ipfw(&b,FW);
}
@ -392,8 +394,8 @@ if (*av==NULL || !strncmp(*av,CH_BLK,strlen(CH_BLK))) {
if (*av==NULL || !strncmp(*av,CH_FWD,strlen(CH_FWD))) {
kvm_read(kd,(u_long)nlf[N_FCHAIN].n_value,&b,sizeof(struct ip_fw));
printf("Forwarding chain entries:\n");
while(b.next!=NULL) {
btmp=b.next;
while(b.fw_next!=NULL) {
btmp=b.fw_next;
kvm_read(kd,(u_long)btmp,&b,sizeof(struct ip_fw));
show_ipfw(&b,FW);
}
@ -411,8 +413,8 @@ if (*av==NULL || !strncmp(*av,CH_AC,strlen(CH_AC))) {
if (*av==NULL || !strncmp(*av,CH_AC,strlen(CH_AC))) {
kvm_read(kd,(u_long)nla[N_ACHAIN].n_value,&b,sizeof(struct ip_fw));
printf("Accounting chain entries:\n");
while(b.next!=NULL) {
btmp=b.next;
while(b.fw_next!=NULL) {
btmp=b.fw_next;
kvm_read(kd,(u_long)btmp,&b,sizeof(struct ip_fw));
show_ipfw(&b,AC);
}
@ -621,9 +623,9 @@ struct ip_fw * frwl;
{
int p_num=0,ir=0;
frwl->n_src_p=0;
frwl->n_dst_p=0;
frwl->via.s_addr=0L;
frwl->fw_nsp=0;
frwl->fw_ndp=0;
frwl->fw_via.s_addr=0L;
if (strncmp(*av,S_SEP1,strlen(S_SEP1))) {
show_usage();
@ -635,7 +637,7 @@ int p_num=0,ir=0;
exit(1);
}
set_entry_ip(*av,&(frwl->src),&(frwl->src_mask));
set_entry_ip(*av,&(frwl->fw_src),&(frwl->fw_smsk));
if (*(++av)==NULL) {
show_usage();
@ -646,8 +648,8 @@ int p_num=0,ir=0;
goto no_src_ports;
if (ports_ok) {
frwl->n_src_p=
set_entry_ports(*av,frwl->ports,IP_FW_MAX_PORTS,&ir);
frwl->fw_nsp=
set_entry_ports(*av,frwl->fw_pts,IP_FW_MAX_PORTS,&ir);
if (ir)
flags|=IP_FW_F_SRNG;
@ -669,7 +671,7 @@ no_src_ports:
exit(1);
}
set_entry_ip(*av,&(frwl->dst),&(frwl->dst_mask));
set_entry_ip(*av,&(frwl->fw_dst),&(frwl->fw_dmsk));
if (*(++av)==NULL)
goto no_tail;
@ -678,9 +680,9 @@ no_src_ports:
goto no_dst_ports;
if (ports_ok) {
frwl->n_dst_p=
set_entry_ports(*av,&(frwl->ports[frwl->n_src_p]),
(IP_FW_MAX_PORTS-frwl->n_src_p),&ir);
frwl->fw_ndp=
set_entry_ports(*av,&(frwl->fw_pts[frwl->fw_nsp]),
(IP_FW_MAX_PORTS-frwl->fw_nsp),&ir);
if (ir)
flags|=IP_FW_F_DRNG;
}
@ -695,7 +697,7 @@ no_dst_ports:
exit(1);
}
set_entry_ip(*av,&(frwl->via),NULL);
set_entry_ip(*av,&(frwl->fw_via),NULL);
no_tail:
}
@ -859,13 +861,9 @@ struct ip_fw frwl;
int_t=FW;
break;
case A_CHKB:
/*
ctl=IP_FW_CHK_BLK;
int_t=FW;
is_check=1;
break;
*/
return;
case A_ADDF:
ctl=IP_FW_ADD_FWD;
int_t=FW;
@ -875,13 +873,9 @@ return;
int_t=FW;
break;
case A_CHKF:
/*
ctl=IP_FW_CHK_FWD;
int_t=FW;
is_check=1;
break;
*/
return;
case A_ADDA:
ctl=IP_ACCT_ADD;
int_t=AC;
@ -890,6 +884,10 @@ return;
ctl=IP_ACCT_DEL;
int_t=AC;
break;
case A_CLRA:
ctl=IP_ACCT_CLR;
int_t=AC;
break;
case A_FLUSH:
flush(++av);
exit(0); /* successful exit */
@ -1000,9 +998,13 @@ proto_switch:
}
set_entry(av,&frwl);
frwl.flags=flags;
frwl.fw_flg=flags;
if (is_check) {
#ifndef disabled
fprintf(stderr,"%s: checking disabled.\n",progname);
#else
struct ip *pkt;
struct tcphdr *th;
int p_len=sizeof(struct ip)+sizeof(struct tcphdr);
@ -1025,27 +1027,28 @@ proto_switch:
only.\n",progname);
exit(1);
}
if (frwl.n_src_p!=1 || frwl.n_dst_p!=1) {
if (frwl.fw_nsp!=1 || frwl.fw_ndp!=1) {
fprintf(stderr,"%s: check needs one src/dst port.\n",
progname);
exit(1);
}
if (ntohl(frwl.src_mask.s_addr)!=ULONG_MAX ||
ntohl(frwl.dst_mask.s_addr)!=ULONG_MAX) {
if (ntohl(frwl.fw_smsk.s_addr)!=ULONG_MAX ||
ntohl(frwl.fw_dmsk.s_addr)!=ULONG_MAX) {
fprintf(stderr,"%s: can't check masked IP.\n",progname);
exit(1);
}
pkt->ip_src.s_addr=frwl.src.s_addr;
pkt->ip_dst.s_addr=frwl.dst.s_addr;
pkt->ip_src.s_addr=frwl.fw_src.s_addr;
pkt->ip_dst.s_addr=frwl.fw_dst.s_addr;
th->th_sport=htons(frwl.ports[0]);
th->th_dport=htons(frwl.ports[frwl.n_src_p]);
th->th_sport=htons(frwl.fw_pts[0]);
th->th_dport=htons(frwl.fw_pts[frwl.fw_nsp]);
if (setsockopt(s,IPPROTO_IP,ctl,pkt,p_len))
printf("Packet DENYED.\n");
else
printf("Packet ACCEPTED.\n");
exit(0);
#endif
} else {
if (setsockopt(s,IPPROTO_IP,ctl,&frwl,sizeof(frwl))<0) {
fprintf(stderr,"%s: setsockopt failed.\n",progname);
@ -1053,11 +1056,6 @@ proto_switch:
}
}
/*
* Here the entry have to be added but not yet...
*/
close(s);
}