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version 1.1.1.3, 2016/11/01 09:56:12
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version 1.1.1.5, 2021/03/17 00:39:23
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| #include "netgraph.h" |
#include "netgraph.h" |
| #include "util.h" |
#include "util.h" |
| |
|
| |
#include <sys/limits.h> |
| #include <sys/types.h> |
#include <sys/types.h> |
| #include <sys/sockio.h> |
#include <sys/sockio.h> |
| #include <sys/sysctl.h> |
#include <sys/sysctl.h> |
|
Line 98
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Line 99
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| static void IfaceNgIpv6Shutdown(Bund b); |
static void IfaceNgIpv6Shutdown(Bund b); |
| |
|
| #ifdef USE_NG_NETFLOW |
#ifdef USE_NG_NETFLOW |
| static int IfaceInitNetflow(Bund b, char *path, char *hook, char in, char out, int v6); | static int IfaceInitNetflow(Bund b, char *path, char *hook, char out, int v6); |
| static int IfaceSetupNetflow(Bund b, char in, char out, int v6); |
static int IfaceSetupNetflow(Bund b, char in, char out, int v6); |
| static void IfaceShutdownNetflow(Bund b, char in, char out, int v6); | static void IfaceShutdownNetflow(Bund b, char out, int v6); |
| #endif |
#endif |
| |
|
| #ifdef USE_NG_IPACCT |
#ifdef USE_NG_IPACCT |
|
Line 129
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Line 130
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| static void IfaceShutdownLimits(Bund b); |
static void IfaceShutdownLimits(Bund b); |
| #endif |
#endif |
| |
|
| static int IfaceSetCommand(Context ctx, int ac, char *av[], void *arg); | static int IfaceSetCommand(Context ctx, int ac, const char *const av[], const void *arg); |
| static void IfaceSessionTimeout(void *arg); |
static void IfaceSessionTimeout(void *arg); |
| static void IfaceIdleTimeout(void *arg); |
static void IfaceIdleTimeout(void *arg); |
| |
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Line 141
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Line 142
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| static int IfaceAllocACL (struct acl_pool ***ap, int start, char * ifname, int number); |
static int IfaceAllocACL (struct acl_pool ***ap, int start, char * ifname, int number); |
| static int IfaceFindACL (struct acl_pool *ap, char * ifname, int number); |
static int IfaceFindACL (struct acl_pool *ap, char * ifname, int number); |
| static char * IfaceParseACL (char * src, IfaceState iface); |
static char * IfaceParseACL (char * src, IfaceState iface); |
| |
static char * IfaceFixAclForDelete(char *r, char *buf, size_t len); |
| #endif |
#endif |
| |
|
| static int IfaceSetName(Bund b, const char * ifname); |
static int IfaceSetName(Bund b, const char * ifname); |
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Line 161
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| IfaceSetCommand, NULL, 2, (void *) SET_ADDRS }, |
IfaceSetCommand, NULL, 2, (void *) SET_ADDRS }, |
| { "route {dest}[/{width}]", "Add IP route", |
{ "route {dest}[/{width}]", "Add IP route", |
| IfaceSetCommand, NULL, 2, (void *) SET_ROUTE }, |
IfaceSetCommand, NULL, 2, (void *) SET_ROUTE }, |
| { "mtu {size}", "Set max allowed interface MTU", | { "mtu {size} [override]", "Set max allowed or override interface MTU", |
| IfaceSetCommand, NULL, 2, (void *) SET_MTU }, |
IfaceSetCommand, NULL, 2, (void *) SET_MTU }, |
| { "name [{name}]", "Set interface name", |
{ "name [{name}]", "Set interface name", |
| IfaceSetCommand, NULL, 2, (void *) SET_NAME }, |
IfaceSetCommand, NULL, 2, (void *) SET_NAME }, |
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| IfaceSetCommand, NULL, 2, (void *) SET_ENABLE }, |
IfaceSetCommand, NULL, 2, (void *) SET_ENABLE }, |
| { "disable [opt ...]", "Disable option", |
{ "disable [opt ...]", "Disable option", |
| IfaceSetCommand, NULL, 2, (void *) SET_DISABLE }, |
IfaceSetCommand, NULL, 2, (void *) SET_DISABLE }, |
| { NULL }, | { NULL, NULL, NULL, NULL, 0, NULL }, |
| }; |
}; |
| |
|
| /* |
/* |
|
Line 288 IfaceInit(Bund b)
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Line 290 IfaceInit(Bund b)
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| /* Default configuration */ |
/* Default configuration */ |
| iface->mtu = NG_IFACE_MTU_DEFAULT; |
iface->mtu = NG_IFACE_MTU_DEFAULT; |
| iface->max_mtu = NG_IFACE_MTU_DEFAULT; |
iface->max_mtu = NG_IFACE_MTU_DEFAULT; |
| |
iface->mtu_override = 0; |
| #ifdef SIOCSIFDESCR |
#ifdef SIOCSIFDESCR |
| iface->ifdescr = NULL; |
iface->ifdescr = NULL; |
| iface->conf.ifdescr = NULL; |
iface->conf.ifdescr = NULL; |
|
Line 602 IfaceUp(Bund b, int ready)
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Line 605 IfaceUp(Bund b, int ready)
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| while (acls != NULL) { |
while (acls != NULL) { |
| /* allow both %aX and `peer_addr` macros */ |
/* allow both %aX and `peer_addr` macros */ |
| buf = IfaceParseACL(acls->rule, iface); |
buf = IfaceParseACL(acls->rule, iface); |
| strcpy(acls->rule, buf); | acl = Mdup2(MB_IPFW, acls, sizeof(struct acl), sizeof(struct acl) + strlen(buf)); |
| | strcpy(acl->rule, buf); |
| Freee(buf); |
Freee(buf); |
| acl = Mdup(MB_IPFW, acls, sizeof(struct acl) + strlen(acls->rule)); |
|
| acl->next = iface->tables; |
acl->next = iface->tables; |
| iface->tables = acl; |
iface->tables = acl; |
| if (strncmp(acls->rule, "peer_addr", 9) == 0) { | if (strncmp(acl->rule, "peer_addr", 9) == 0) { |
| char hisaddr[20]; |
char hisaddr[20]; |
| ExecCmd(LG_IFACE2, b->name, "%s table %d add %s", | ExecCmd(LG_IFACE2, b->name, "%s -q table %d add %s", |
| PATH_IPFW, acls->real_number, | PATH_IPFW, acl->real_number, |
| u_addrtoa(&iface->peer_addr, hisaddr, sizeof(hisaddr))); |
u_addrtoa(&iface->peer_addr, hisaddr, sizeof(hisaddr))); |
| } else { |
} else { |
| ExecCmd(LG_IFACE2, b->name, "%s table %d add %s", PATH_IPFW, acls->real_number, acls->rule); | ExecCmd(LG_IFACE2, b->name, "%s -q table %d add %s", PATH_IPFW, acl->real_number, acl->rule); |
| } |
} |
| acls = acls->next; |
acls = acls->next; |
| }; |
}; |
|
Line 648 IfaceDown(Bund b)
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Line 651 IfaceDown(Bund b)
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| IfaceState const iface = &b->iface; |
IfaceState const iface = &b->iface; |
| #ifdef USE_IPFW |
#ifdef USE_IPFW |
| struct acl_pool **rp, *rp1; |
struct acl_pool **rp, *rp1; |
| char cb[32768]; | char cb[LINE_MAX - sizeof(PATH_IPFW) - 14]; |
| struct acl *acl, *aclnext; |
struct acl *acl, *aclnext; |
| #endif |
#endif |
| |
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Line 693 IfaceDown(Bund b)
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Line 696 IfaceDown(Bund b)
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| while (acl != NULL) { |
while (acl != NULL) { |
| if (strncmp(acl->rule, "peer_addr", 9) == 0) { |
if (strncmp(acl->rule, "peer_addr", 9) == 0) { |
| char hisaddr[20]; |
char hisaddr[20]; |
| ExecCmd(LG_IFACE2, b->name, "%s table %d delete %s", | ExecCmd(LG_IFACE2, b->name, "%s -q table %d delete %s", |
| PATH_IPFW, acl->real_number, |
PATH_IPFW, acl->real_number, |
| u_addrtoa(&iface->peer_addr, hisaddr, sizeof(hisaddr))); |
u_addrtoa(&iface->peer_addr, hisaddr, sizeof(hisaddr))); |
| } else { |
} else { |
| ExecCmd(LG_IFACE2, b->name, "%s table %d delete %s", | char buf[ACL_LEN]; |
| PATH_IPFW, acl->real_number, acl->rule); | ExecCmd(LG_IFACE2, b->name, "%s -q table %d delete %s", |
| | PATH_IPFW, acl->real_number, |
| | IfaceFixAclForDelete(acl->rule, buf, sizeof(buf))); |
| } |
} |
| aclnext = acl->next; |
aclnext = acl->next; |
| Freee(acl); |
Freee(acl); |
|
Line 946 IfaceParseACL (char * src, IfaceState iface)
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Line 951 IfaceParseACL (char * src, IfaceState iface)
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| Freee(buf1); |
Freee(buf1); |
| return(buf); |
return(buf); |
| } |
} |
| |
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| |
/* |
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* IfaceFixAclForDelete() |
| |
* |
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* Removes values from ipfw 'table-key value [...]' expression r, if any. |
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* Returns buf pointer for modified expression or original r pointer |
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* if no modifications were performed when no values were found or |
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* buf found too short. |
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* |
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* len is size of buf. Strings are zero-terminated. |
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* r and buf must point to non-overlapping memory areas. |
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*/ |
| |
|
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static char* |
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IfaceFixAclForDelete(char *r, char *buf, size_t len) |
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{ |
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static const char sep[] = " \t"; |
| |
char *limit, *orig, *s; |
| |
int i, state = 0; |
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|
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/* |
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* Possible state values: |
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* |
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* -1: skip value (otherwise copy); |
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* 0: first iteration, do copy; |
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* 1: not first iteration, do copy. |
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*/ |
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|
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orig = r; |
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s = buf; |
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limit = buf + len; |
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|
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for (r += strspn(r, sep); /* Skip leading spaces. */ |
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*r; /* Check for end of string. */ |
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r += i, r += strspn(r, sep)) /* Advance and skip spaces again. */ |
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{ |
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i = strcspn(r, sep); /* Find separator or end of string. */ |
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if (state == 0 && r[i] == '\0') /* No separators in the rule? */ |
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return r; |
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if (state < 0) { /* Skip value. */ |
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state = 1; |
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continue; |
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} |
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if (limit - s < i + 1 + state) /* Check space. */ |
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return orig; |
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if (state != 0) /* Insert separator. */ |
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*s++ = ' '; |
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memcpy(s, r, i); /* Copy IP address from the rule. */ |
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s += i; |
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state = -1; |
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} |
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*s = '\0'; |
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|
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return buf; |
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} |
| #endif /* USE_IPFW */ |
#endif /* USE_IPFW */ |
| |
|
| /* |
/* |
|
Line 1384 IfaceIsDemand(int proto, Mbuf pkt)
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Line 1444 IfaceIsDemand(int proto, Mbuf pkt)
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| if (MBLEN(pkt) < sizeof(struct ip)) |
if (MBLEN(pkt) < sizeof(struct ip)) |
| return (0); |
return (0); |
| |
|
| ip = (struct ip *)MBDATA(pkt); | ip = (struct ip *)(void *)MBDATA(pkt); |
| switch (ip->ip_p) { |
switch (ip->ip_p) { |
| case IPPROTO_IGMP: /* No multicast stuff */ |
case IPPROTO_IGMP: /* No multicast stuff */ |
| return(0); |
return(0); |
|
Line 1396 IfaceIsDemand(int proto, Mbuf pkt)
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Line 1456 IfaceIsDemand(int proto, Mbuf pkt)
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| if (MBLEN(pkt) < (ip->ip_hl * 4 + sizeof(struct icmphdr))) |
if (MBLEN(pkt) < (ip->ip_hl * 4 + sizeof(struct icmphdr))) |
| return (0); |
return (0); |
| |
|
| icmp = (struct icmphdr *) ((u_int32_t *) ip + ip->ip_hl); | icmp = (struct icmphdr *) ((u_int32_t *)(void *) ip + ip->ip_hl); |
| |
|
| switch (icmp->icmp_type) /* No ICMP replies */ |
switch (icmp->icmp_type) /* No ICMP replies */ |
| { |
{ |
|
Line 1417 IfaceIsDemand(int proto, Mbuf pkt)
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Line 1477 IfaceIsDemand(int proto, Mbuf pkt)
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| if (MBLEN(pkt) < (ip->ip_hl * 4 + sizeof(struct udphdr))) |
if (MBLEN(pkt) < (ip->ip_hl * 4 + sizeof(struct udphdr))) |
| return (0); |
return (0); |
| |
|
| udp = (struct udphdr *) ((u_int32_t *) ip + ip->ip_hl); | udp = (struct udphdr *) ((u_int32_t *)(void *) ip + ip->ip_hl); |
| |
|
| #define NTP_PORT 123 |
#define NTP_PORT 123 |
| if (ntohs(udp->uh_dport) == NTP_PORT) /* No NTP packets */ |
if (ntohs(udp->uh_dport) == NTP_PORT) /* No NTP packets */ |
|
Line 1431 IfaceIsDemand(int proto, Mbuf pkt)
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Line 1491 IfaceIsDemand(int proto, Mbuf pkt)
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| if (MBLEN(pkt) < (ip->ip_hl * 4 + sizeof(struct tcphdr))) |
if (MBLEN(pkt) < (ip->ip_hl * 4 + sizeof(struct tcphdr))) |
| return (0); |
return (0); |
| |
|
| tcp = (struct tcphdr *) ((u_int32_t *) ip + ip->ip_hl); | tcp = (struct tcphdr *) ((u_int32_t *)(void *) ip + ip->ip_hl); |
| |
|
| if (tcp->th_flags & TH_RST) /* No TCP reset packets */ |
if (tcp->th_flags & TH_RST) /* No TCP reset packets */ |
| return(0); |
return(0); |
|
Line 1453 IfaceIsDemand(int proto, Mbuf pkt)
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Line 1513 IfaceIsDemand(int proto, Mbuf pkt)
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| */ |
*/ |
| |
|
| static int |
static int |
| IfaceSetCommand(Context ctx, int ac, char *av[], void *arg) | IfaceSetCommand(Context ctx, int ac, const char *const av[], const void *arg) |
| { |
{ |
| IfaceState const iface = &ctx->bund->iface; |
IfaceState const iface = &ctx->bund->iface; |
| int empty_arg; |
int empty_arg; |
|
Line 1486 IfaceSetCommand(Context ctx, int ac, char *av[], void
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Line 1546 IfaceSetCommand(Context ctx, int ac, char *av[], void
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| struct u_range self_addr; |
struct u_range self_addr; |
| struct u_addr peer_addr; |
struct u_addr peer_addr; |
| int self_addr_force = 0, peer_addr_force = 0; |
int self_addr_force = 0, peer_addr_force = 0; |
| char *arg; | const char *arg1; |
| |
|
| /* Parse */ |
/* Parse */ |
| if (ac != 2) |
if (ac != 2) |
| return(-1); |
return(-1); |
| arg = av[0]; | arg1 = av[0]; |
| if (arg[0] == '!') { | if (arg1[0] == '!') { |
| self_addr_force = 1; |
self_addr_force = 1; |
| arg++; | arg1++; |
| } |
} |
| if (!ParseRange(arg, &self_addr, ALLOW_IPV4|ALLOW_IPV6)) | if (!ParseRange(arg1, &self_addr, ALLOW_IPV4|ALLOW_IPV6)) |
| Error("Bad IP address \"%s\"", av[0]); |
Error("Bad IP address \"%s\"", av[0]); |
| arg = av[1]; | arg1 = av[1]; |
| if (arg[0] == '!') { | if (arg1[0] == '!') { |
| peer_addr_force = 1; |
peer_addr_force = 1; |
| arg++; | arg1++; |
| } |
} |
| if (!ParseAddr(arg, &peer_addr, ALLOW_IPV4|ALLOW_IPV6)) | if (!ParseAddr(arg1, &peer_addr, ALLOW_IPV4|ALLOW_IPV6)) |
| Error("Bad IP address \"%s\"", av[1]); |
Error("Bad IP address \"%s\"", av[1]); |
| if (self_addr.addr.family != peer_addr.family) |
if (self_addr.addr.family != peer_addr.family) |
| Error("Addresses must be from the same protocol family"); |
Error("Addresses must be from the same protocol family"); |
|
Line 1549 IfaceSetCommand(Context ctx, int ac, char *av[], void
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Line 1609 IfaceSetCommand(Context ctx, int ac, char *av[], void
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| case SET_MTU: |
case SET_MTU: |
| { |
{ |
| int max_mtu; |
int max_mtu; |
| |
int override; |
| |
|
| /* Check */ |
/* Check */ |
| if (ac != 1) | if (ac < 1 || ac > 2) |
| return(-1); |
return(-1); |
| |
|
| max_mtu = atoi(av[0]); |
max_mtu = atoi(av[0]); |
| |
override = 0; |
| |
|
| |
if (ac == 2 && av[1][0]) { |
| |
if (strcmp(av[1], "override") == 0) |
| |
override = 1; |
| |
else |
| |
Error("Invalid keyword %s", av[1]); |
| |
} |
| |
|
| if (max_mtu < IFACE_MIN_MTU || max_mtu > IFACE_MAX_MTU) |
if (max_mtu < IFACE_MIN_MTU || max_mtu > IFACE_MAX_MTU) |
| Error("Invalid interface mtu %d", max_mtu); | if (!override || max_mtu != 0) |
| iface->max_mtu = max_mtu; | Error("Invalid interface mtu %d", max_mtu); |
| | |
| | if (max_mtu != 0) |
| | iface->max_mtu = max_mtu; |
| | if (override) |
| | iface->mtu_override = max_mtu; |
| } |
} |
| break; |
break; |
| |
|
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Line 1572 IfaceSetCommand(Context ctx, int ac, char *av[], void
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Line 1647 IfaceSetCommand(Context ctx, int ac, char *av[], void
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| break; |
break; |
| case 1: |
case 1: |
| if (strcmp(iface->ifname, av[0]) != 0) { |
if (strcmp(iface->ifname, av[0]) != 0) { |
| int ifmaxlen = IF_NAMESIZE - ctx->bund->tmpl * IFNUMLEN; | unsigned ifmaxlen = IF_NAMESIZE - ctx->bund->tmpl * IFNUMLEN; |
| if (strlen(av[0]) >= ifmaxlen) |
if (strlen(av[0]) >= ifmaxlen) |
| Error("Interface name too long, >%d characters", ifmaxlen-1); | Error("Interface name too long, >%u characters", ifmaxlen-1); |
| if ((strncmp(av[0], "ng", 2) == 0) && |
if ((strncmp(av[0], "ng", 2) == 0) && |
| ((ctx->bund->tmpl && av[0][2] == 0) || |
((ctx->bund->tmpl && av[0][2] == 0) || |
| (av[0][2] >= '0' && av[0][2] <= '9'))) |
(av[0][2] >= '0' && av[0][2] <= '9'))) |
|
Line 1663 IfaceSetCommand(Context ctx, int ac, char *av[], void
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Line 1738 IfaceSetCommand(Context ctx, int ac, char *av[], void
|
| */ |
*/ |
| |
|
| int |
int |
| IfaceStat(Context ctx, int ac, char *av[], void *arg) | IfaceStat(Context ctx, int ac, const char *const av[], const void *arg) |
| { |
{ |
| Bund const b = ctx->bund; |
Bund const b = ctx->bund; |
| IfaceState const iface = &b->iface; |
IfaceState const iface = &b->iface; |
|
Line 1676 IfaceStat(Context ctx, int ac, char *av[], void *arg)
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Line 1751 IfaceStat(Context ctx, int ac, char *av[], void *arg)
|
| struct acl *a; |
struct acl *a; |
| #endif |
#endif |
| |
|
| |
(void)ac; |
| |
(void)av; |
| |
(void)arg; |
| |
|
| Printf("Interface configuration:\r\n"); |
Printf("Interface configuration:\r\n"); |
| Printf("\tName : %s\r\n", iface->conf.ifname); |
Printf("\tName : %s\r\n", iface->conf.ifname); |
| #ifdef SIOCSIFDESCR |
#ifdef SIOCSIFDESCR |
|
Line 1686 IfaceStat(Context ctx, int ac, char *av[], void *arg)
|
Line 1765 IfaceStat(Context ctx, int ac, char *av[], void *arg)
|
| Printf("\tGroup : %s\r\n", iface->conf.ifgroup); |
Printf("\tGroup : %s\r\n", iface->conf.ifgroup); |
| #endif |
#endif |
| Printf("\tMaximum MTU : %d bytes\r\n", iface->max_mtu); |
Printf("\tMaximum MTU : %d bytes\r\n", iface->max_mtu); |
| |
Printf("\tMTU override : %d bytes\r\n", iface->mtu_override); |
| Printf("\tIdle timeout : %d seconds\r\n", iface->idle_timeout); |
Printf("\tIdle timeout : %d seconds\r\n", iface->idle_timeout); |
| Printf("\tSession timeout : %d seconds\r\n", iface->session_timeout); |
Printf("\tSession timeout : %d seconds\r\n", iface->session_timeout); |
| if (!u_rangeempty(&iface->conf.self_addr)) { |
if (!u_rangeempty(&iface->conf.self_addr)) { |
|
Line 1811 IfaceSetMTU(Bund b, int mtu)
|
Line 1891 IfaceSetMTU(Bund b, int mtu)
|
| int s; |
int s; |
| |
|
| /* Get socket */ |
/* Get socket */ |
| if ((s = socket(PF_INET, SOCK_DGRAM, 0)) < 0) { | if ((s = socket(PF_LOCAL, SOCK_DGRAM, 0)) < 0) { |
| Perror("[%s] IFACE: Can't get socket to set MTU", b->name); |
Perror("[%s] IFACE: Can't get socket to set MTU", b->name); |
| return; |
return; |
| } |
} |
| |
|
| if ((b->params.mtu > 0) && (mtu > b->params.mtu)) { | if (!iface->mtu_override && (b->params.mtu > 0) && (mtu > b->params.mtu)) { |
| mtu = b->params.mtu; |
mtu = b->params.mtu; |
| Log(LG_IFACE2, ("[%s] IFACE: forcing MTU of auth backend: %d bytes", |
Log(LG_IFACE2, ("[%s] IFACE: forcing MTU of auth backend: %d bytes", |
| b->name, mtu)); |
b->name, mtu)); |
| } |
} |
| |
|
| /* Limit MTU to configured maximum */ | /* Limit MTU to configured maximum/override */ |
| if (mtu > iface->max_mtu) | if (iface->mtu_override) { |
| | mtu = iface->mtu_override; |
| | Log(LG_IFACE2, ("[%s] IFACE: forcing MTU override: %d bytes", |
| | b->name, mtu)); |
| | } else if (mtu > iface->max_mtu) |
| mtu = iface->max_mtu; |
mtu = iface->max_mtu; |
| |
|
| /* Set MTU on interface */ |
/* Set MTU on interface */ |
|
Line 1856 IfaceChangeFlags(Bund b, int clear, int set)
|
Line 1940 IfaceChangeFlags(Bund b, int clear, int set)
|
| Log(LG_IFACE2, ("[%s] IFACE: Change interface %s flags: -%d +%d", |
Log(LG_IFACE2, ("[%s] IFACE: Change interface %s flags: -%d +%d", |
| b->name, b->iface.ifname, clear, set)); |
b->name, b->iface.ifname, clear, set)); |
| |
|
| if ((s = socket(PF_INET, SOCK_DGRAM, 0)) < 0) { | if ((s = socket(PF_LOCAL, SOCK_DGRAM, 0)) < 0) { |
| Perror("[%s] IFACE: Can't get socket to change interface flags", b->name); |
Perror("[%s] IFACE: Can't get socket to change interface flags", b->name); |
| return; |
return; |
| } |
} |
|
Line 1864 IfaceChangeFlags(Bund b, int clear, int set)
|
Line 1948 IfaceChangeFlags(Bund b, int clear, int set)
|
| memset(&ifrq, '\0', sizeof(ifrq)); |
memset(&ifrq, '\0', sizeof(ifrq)); |
| strlcpy(ifrq.ifr_name, b->iface.ifname, sizeof(ifrq.ifr_name)); |
strlcpy(ifrq.ifr_name, b->iface.ifname, sizeof(ifrq.ifr_name)); |
| if (ioctl(s, SIOCGIFFLAGS, &ifrq) < 0) { |
if (ioctl(s, SIOCGIFFLAGS, &ifrq) < 0) { |
| Perror("[%s] IFACE: ioctl(SIOCGIFFLAGS, %s)", b->name, b->iface.ifname); | Perror("[%s] IFACE: ioctl(%s, %s)", b->name, b->iface.ifname, "SIOCGIFFLAGS"); |
| close(s); |
close(s); |
| return; |
return; |
| } |
} |
|
Line 1877 IfaceChangeFlags(Bund b, int clear, int set)
|
Line 1961 IfaceChangeFlags(Bund b, int clear, int set)
|
| ifrq.ifr_flagshigh = new_flags >> 16; |
ifrq.ifr_flagshigh = new_flags >> 16; |
| |
|
| if (ioctl(s, SIOCSIFFLAGS, &ifrq) < 0) { |
if (ioctl(s, SIOCSIFFLAGS, &ifrq) < 0) { |
| Perror("[%s] IFACE: ioctl(SIOCSIFFLAGS, %s)", b->name, b->iface.ifname); | Perror("[%s] IFACE: ioctl(%s, %s)", b->name, b->iface.ifname, "SIOCSIFFLAGS"); |
| close(s); |
close(s); |
| return; |
return; |
| } |
} |
|
Line 1892 add_scope(struct sockaddr *sa, int ifindex)
|
Line 1976 add_scope(struct sockaddr *sa, int ifindex)
|
| |
|
| if (sa->sa_family != AF_INET6) |
if (sa->sa_family != AF_INET6) |
| return; |
return; |
| sa6 = (struct sockaddr_in6 *)sa; | sa6 = (struct sockaddr_in6 *)(void *)sa; |
| if (!IN6_IS_ADDR_LINKLOCAL(&sa6->sin6_addr) && |
if (!IN6_IS_ADDR_LINKLOCAL(&sa6->sin6_addr) && |
| !IN6_IS_ADDR_MC_LINKLOCAL(&sa6->sin6_addr)) |
!IN6_IS_ADDR_MC_LINKLOCAL(&sa6->sin6_addr)) |
| return; |
return; |
|
Line 1932 IfaceChangeAddr(Bund b, int add, struct u_range *self,
|
Line 2016 IfaceChangeAddr(Bund b, int add, struct u_range *self,
|
| memset(&ifra, '\0', sizeof(ifra)); |
memset(&ifra, '\0', sizeof(ifra)); |
| strlcpy(ifra.ifra_name, b->iface.ifname, sizeof(ifra.ifra_name)); |
strlcpy(ifra.ifra_name, b->iface.ifname, sizeof(ifra.ifra_name)); |
| |
|
| me4 = (struct sockaddr_in *)&ifra.ifra_addr; | me4 = (struct sockaddr_in *)(void *)&ifra.ifra_addr; |
| memcpy(me4, &ssself, sizeof(*me4)); |
memcpy(me4, &ssself, sizeof(*me4)); |
| |
|
| msk4 = (struct sockaddr_in *)&ifra.ifra_mask; | msk4 = (struct sockaddr_in *)(void *)&ifra.ifra_mask; |
| memcpy(msk4, &ssmsk, sizeof(*msk4)); |
memcpy(msk4, &ssmsk, sizeof(*msk4)); |
| |
|
| peer4 = (struct sockaddr_in *)&ifra.ifra_broadaddr; | peer4 = (struct sockaddr_in *)(void *)&ifra.ifra_broadaddr; |
| if (peer == NULL || peer->family == AF_UNSPEC) { |
if (peer == NULL || peer->family == AF_UNSPEC) { |
| peer4->sin_family = AF_INET; |
peer4->sin_family = AF_INET; |
| peer4->sin_len = sizeof(*peer4); |
peer4->sin_len = sizeof(*peer4); |
|
Line 2089 IfaceCorrectMSS(Mbuf pkt, uint16_t maxmss)
|
Line 2173 IfaceCorrectMSS(Mbuf pkt, uint16_t maxmss)
|
| if (pkt == NULL) |
if (pkt == NULL) |
| return; |
return; |
| |
|
| iphdr = (struct ip *)MBDATAU(pkt); | iphdr = (struct ip *)(void *)MBDATAU(pkt); |
| hlen = iphdr->ip_hl << 2; |
hlen = iphdr->ip_hl << 2; |
| pktlen = MBLEN(pkt) - hlen; |
pktlen = MBLEN(pkt) - hlen; |
| tc = (struct tcphdr *)(MBDATAU(pkt) + hlen); | tc = (struct tcphdr *)(void *)(MBDATAU(pkt) + hlen); |
| hlen = tc->th_off << 2; |
hlen = tc->th_off << 2; |
| |
|
| /* Invalid header length or header without options. */ |
/* Invalid header length or header without options. */ |
|
Line 2116 IfaceCorrectMSS(Mbuf pkt, uint16_t maxmss)
|
Line 2200 IfaceCorrectMSS(Mbuf pkt, uint16_t maxmss)
|
| if (*opt == TCPOPT_MAXSEG) { |
if (*opt == TCPOPT_MAXSEG) { |
| if (optlen != TCPOLEN_MAXSEG) |
if (optlen != TCPOLEN_MAXSEG) |
| continue; |
continue; |
| mss = (u_int16_t *)(opt + 2); | mss = (u_int16_t *)(void *)(opt + 2); |
| if (ntohs(*mss) > maxmss) { |
if (ntohs(*mss) > maxmss) { |
| accumulate = *mss; |
accumulate = *mss; |
| *mss = htons(maxmss); |
*mss = htons(maxmss); |
|
Line 2177 IfaceNgIpInit(Bund b, int ready)
|
Line 2261 IfaceNgIpInit(Bund b, int ready)
|
| if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN) || |
if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN) || |
| Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)) { |
Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)) { |
| if (IfaceInitNetflow(b, path, hook, |
if (IfaceInitNetflow(b, path, hook, |
| Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)?1:0, |
|
| Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)?1:0, 0)) |
Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)?1:0, 0)) |
| goto fail; |
goto fail; |
| if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)) |
if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)) |
|
Line 2188 IfaceNgIpInit(Bund b, int ready)
|
Line 2271 IfaceNgIpInit(Bund b, int ready)
|
| #else /* NG_NETFLOW_CONF_INGRESS */ |
#else /* NG_NETFLOW_CONF_INGRESS */ |
| /* Connect a netflow node if configured */ |
/* Connect a netflow node if configured */ |
| if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)) { |
if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)) { |
| if (IfaceInitNetflow(b, path, hook, 1, 0, 0)) | if (IfaceInitNetflow(b, path, hook, 0, 0)) |
| goto fail; |
goto fail; |
| b->iface.nfin_up = 1; |
b->iface.nfin_up = 1; |
| } |
} |
| |
|
| if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)) { |
if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)) { |
| if (IfaceInitNetflow(b, path, hook, 0, 1, 0)) | if (IfaceInitNetflow(b, path, hook, 1, 0)) |
| goto fail; |
goto fail; |
| b->iface.nfout_up = 1; |
b->iface.nfout_up = 1; |
| } |
} |
|
Line 2282 IfaceNgIpShutdown(Bund b)
|
Line 2365 IfaceNgIpShutdown(Bund b)
|
| #ifdef USE_NG_NETFLOW |
#ifdef USE_NG_NETFLOW |
| #ifdef NG_NETFLOW_CONF_INGRESS |
#ifdef NG_NETFLOW_CONF_INGRESS |
| if (b->iface.nfin_up || b->iface.nfout_up) |
if (b->iface.nfin_up || b->iface.nfout_up) |
| IfaceShutdownNetflow(b, b->iface.nfin_up, b->iface.nfout_up, 0); | IfaceShutdownNetflow(b, b->iface.nfout_up, 0); |
| b->iface.nfin_up = 0; |
b->iface.nfin_up = 0; |
| b->iface.nfout_up = 0; |
b->iface.nfout_up = 0; |
| #else /* NG_NETFLOW_CONF_INGRESS */ |
#else /* NG_NETFLOW_CONF_INGRESS */ |
| if (b->iface.nfin_up) |
if (b->iface.nfin_up) |
| IfaceShutdownNetflow(b, 1, 0, 0); | IfaceShutdownNetflow(b, 0, 0); |
| b->iface.nfin_up = 0; |
b->iface.nfin_up = 0; |
| if (b->iface.nfout_up) |
if (b->iface.nfout_up) |
| IfaceShutdownNetflow(b, 0, 1, 0); | IfaceShutdownNetflow(b, 1, 0); |
| b->iface.nfout_up = 0; |
b->iface.nfout_up = 0; |
| #endif /* NG_NETFLOW_CONF_INGRESS */ |
#endif /* NG_NETFLOW_CONF_INGRESS */ |
| #endif |
#endif |
|
Line 2341 IfaceNgIpv6Init(Bund b, int ready)
|
Line 2424 IfaceNgIpv6Init(Bund b, int ready)
|
| if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN) || |
if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN) || |
| Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)) { |
Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)) { |
| if (IfaceInitNetflow(b, path, hook, |
if (IfaceInitNetflow(b, path, hook, |
| Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)?1:0, |
|
| Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)?1:0, 1)) |
Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)?1:0, 1)) |
| goto fail; |
goto fail; |
| if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)) |
if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)) |
|
Line 2352 IfaceNgIpv6Init(Bund b, int ready)
|
Line 2434 IfaceNgIpv6Init(Bund b, int ready)
|
| #else /* NG_NETFLOW_CONF_INGRESS */ |
#else /* NG_NETFLOW_CONF_INGRESS */ |
| /* Connect a netflow node if configured */ |
/* Connect a netflow node if configured */ |
| if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)) { |
if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_IN)) { |
| if (IfaceInitNetflow(b, path, hook, 1, 0, 1)) | if (IfaceInitNetflow(b, path, hook, 0, 1)) |
| goto fail; |
goto fail; |
| b->iface.nfin_up = 1; |
b->iface.nfin_up = 1; |
| } |
} |
| |
|
| if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)) { |
if (Enabled(&b->iface.options, IFACE_CONF_NETFLOW_OUT)) { |
| if (IfaceInitNetflow(b, path, hook, 0, 1, 1)) | if (IfaceInitNetflow(b, path, hook, 1, 1)) |
| goto fail; |
goto fail; |
| b->iface.nfout_up = 1; |
b->iface.nfout_up = 1; |
| } |
} |
|
Line 2426 IfaceNgIpv6Shutdown(Bund b)
|
Line 2508 IfaceNgIpv6Shutdown(Bund b)
|
| #ifdef USE_NG_NETFLOW |
#ifdef USE_NG_NETFLOW |
| #ifdef NG_NETFLOW_CONF_INGRESS |
#ifdef NG_NETFLOW_CONF_INGRESS |
| if (b->iface.nfin_up || b->iface.nfout_up) |
if (b->iface.nfin_up || b->iface.nfout_up) |
| IfaceShutdownNetflow(b, b->iface.nfin_up, b->iface.nfout_up, 1); | IfaceShutdownNetflow(b, b->iface.nfout_up, 1); |
| b->iface.nfin_up = 0; |
b->iface.nfin_up = 0; |
| b->iface.nfout_up = 0; |
b->iface.nfout_up = 0; |
| #else /* NG_NETFLOW_CONF_INGRESS */ |
#else /* NG_NETFLOW_CONF_INGRESS */ |
| if (b->iface.nfin_up) |
if (b->iface.nfin_up) |
| IfaceShutdownNetflow(b, 1, 0, 1); | IfaceShutdownNetflow(b, 0, 1); |
| b->iface.nfin_up = 0; |
b->iface.nfin_up = 0; |
| if (b->iface.nfout_up) |
if (b->iface.nfout_up) |
| IfaceShutdownNetflow(b, 0, 1, 1); | IfaceShutdownNetflow(b, 1, 1); |
| b->iface.nfout_up = 0; |
b->iface.nfout_up = 0; |
| #endif /* NG_NETFLOW_CONF_INGRESS */ |
#endif /* NG_NETFLOW_CONF_INGRESS */ |
| #endif |
#endif |
|
Line 2763 IfaceShutdownIpacct(Bund b)
|
Line 2845 IfaceShutdownIpacct(Bund b)
|
| |
|
| #ifdef USE_NG_NETFLOW |
#ifdef USE_NG_NETFLOW |
| static int |
static int |
| IfaceInitNetflow(Bund b, char *path, char *hook, char in, char out, int v6) | IfaceInitNetflow(Bund b, char *path, char *hook, char out, int v6) |
| { |
{ |
| struct ngm_connect cn; |
struct ngm_connect cn; |
| int nif; |
int nif; |
|
Line 2877 fail:
|
Line 2959 fail:
|
| } |
} |
| |
|
| static void |
static void |
| IfaceShutdownNetflow(Bund b, char in, char out, int v6) | IfaceShutdownNetflow(Bund b, char out, int v6) |
| { |
{ |
| char path[NG_PATHSIZ]; |
char path[NG_PATHSIZ]; |
| char hook[NG_HOOKSIZ]; |
char hook[NG_HOOKSIZ]; |
| int nif; |
int nif; |
| |
|
| #ifdef NG_NETFLOW_CONF_INGRESS |
#ifdef NG_NETFLOW_CONF_INGRESS |
| |
(void)out; |
| nif = gNetflowIface + b->id*2; |
nif = gNetflowIface + b->id*2; |
| #else |
#else |
| nif = gNetflowIface + b->id*4 + out*2; |
nif = gNetflowIface + b->id*4 + out*2; |
|
Line 3004 IfaceSetupMSS(Bund b, uint16_t maxMSS)
|
Line 3087 IfaceSetupMSS(Bund b, uint16_t maxMSS)
|
| memset(&tcpmsscfg, 0, sizeof(tcpmsscfg)); |
memset(&tcpmsscfg, 0, sizeof(tcpmsscfg)); |
| tcpmsscfg.maxMSS = maxMSS; |
tcpmsscfg.maxMSS = maxMSS; |
| |
|
| |
Log(LG_IFACE2, ("[%s] IFACE: Configuring ng_tcpmss %s %u", |
| |
b->name, path, (unsigned)tcpmsscfg.maxMSS)); |
| |
|
| snprintf(tcpmsscfg.inHook, sizeof(tcpmsscfg.inHook), "in"); |
snprintf(tcpmsscfg.inHook, sizeof(tcpmsscfg.inHook), "in"); |
| snprintf(tcpmsscfg.outHook, sizeof(tcpmsscfg.outHook), "out"); |
snprintf(tcpmsscfg.outHook, sizeof(tcpmsscfg.outHook), "out"); |
| if (NgSendMsg(gLinksCsock, path, NGM_TCPMSS_COOKIE, NGM_TCPMSS_CONFIG, |
if (NgSendMsg(gLinksCsock, path, NGM_TCPMSS_COOKIE, NGM_TCPMSS_CONFIG, |
|
Line 3672 IfaceSetName(Bund b, const char * ifname)
|
Line 3758 IfaceSetName(Bund b, const char * ifname)
|
| return(0); |
return(0); |
| |
|
| /* Get socket */ |
/* Get socket */ |
| if ((s = socket(PF_INET, SOCK_DGRAM, 0)) < 0) { | if ((s = socket(PF_LOCAL, SOCK_DGRAM, 0)) < 0) { |
| Perror("[%s] IFACE: Can't get socket to set name", b->name); |
Perror("[%s] IFACE: Can't get socket to set name", b->name); |
| return(-1); |
return(-1); |
| } |
} |
|
Line 3680 IfaceSetName(Bund b, const char * ifname)
|
Line 3766 IfaceSetName(Bund b, const char * ifname)
|
| /* Set name of interface */ |
/* Set name of interface */ |
| memset(&ifr, 0, sizeof(ifr)); |
memset(&ifr, 0, sizeof(ifr)); |
| strlcpy(ifr.ifr_name, iface->ifname, sizeof(ifr.ifr_name)); |
strlcpy(ifr.ifr_name, iface->ifname, sizeof(ifr.ifr_name)); |
| ifr.ifr_data = (caddr_t)ifname; | |
| | #ifdef __clang__ |
| | #pragma clang diagnostic push |
| | #pragma clang diagnostic ignored "-Wcast-qual" |
| | #endif |
| | ifr.ifr_data = (char *)ifname; |
| | #ifdef __clang__ |
| | #pragma clang diagnostic pop |
| | #endif |
| | |
| Log(LG_IFACE2, ("[%s] IFACE: setting \"%s\" name to \"%s\"", |
Log(LG_IFACE2, ("[%s] IFACE: setting \"%s\" name to \"%s\"", |
| b->name, iface->ifname, ifname)); |
b->name, iface->ifname, ifname)); |
| |
|
| if (ioctl(s, SIOCSIFNAME, (caddr_t)&ifr) < 0) { |
if (ioctl(s, SIOCSIFNAME, (caddr_t)&ifr) < 0) { |
| if (errno != EEXIST) { |
if (errno != EEXIST) { |
| Perror("[%s] IFACE: ioctl(%s, SIOCSIFNAME)", b->name, iface->ifname); | Perror("[%s] IFACE: ioctl(%s, %s)", b->name, iface->ifname, "SIOCSIFNAME"); |
| close(s); |
close(s); |
| return(-1); |
return(-1); |
| } |
} |
|
Line 3745 IfaceSetDescr(Bund b, const char * template)
|
Line 3840 IfaceSetDescr(Bund b, const char * template)
|
| */ |
*/ |
| if (mib[0] < 0 && sysctlnametomib("net.ifdescr_maxlen", mib, &miblen) < 0) { |
if (mib[0] < 0 && sysctlnametomib("net.ifdescr_maxlen", mib, &miblen) < 0) { |
| mib[0] = 0; |
mib[0] = 0; |
| Perror("[%s] IFACE: sysctl net.ifdescr_maxlen failed", b->name); | Perror("[%s] IFACE: sysctl net.ifdescr_maxlen failed", b->name); |
| } |
} |
| |
|
| /* |
/* |
|
Line 3842 IfaceSetDescr(Bund b, const char * template)
|
Line 3937 IfaceSetDescr(Bund b, const char * template)
|
| /* peer MAC address */ |
/* peer MAC address */ |
| case 'M': |
case 'M': |
| if (b->links[0]) { |
if (b->links[0]) { |
| PhysType const pt = b->links[0]->type; | const struct phystype * pt = b->links[0]->type; |
| if (pt && pt->peermacaddr) { |
if (pt && pt->peermacaddr) { |
| (*pt->peermacaddr)(b->links[0], buf, sizeof(buf)); |
(*pt->peermacaddr)(b->links[0], buf, sizeof(buf)); |
| DST_COPY(buf); |
DST_COPY(buf); |
|
Line 3853 IfaceSetDescr(Bund b, const char * template)
|
Line 3948 IfaceSetDescr(Bund b, const char * template)
|
| DST_COPY("-"); |
DST_COPY("-"); |
| } |
} |
| break; |
break; |
| /* local "physycal" address */ | /* local "physical" address */ |
| case 'o': |
case 'o': |
| if (b->links[0] && PhysGetSelfAddr(b->links[0], buf, sizeof(buf)) == 0) { |
if (b->links[0] && PhysGetSelfAddr(b->links[0], buf, sizeof(buf)) == 0) { |
| DST_COPY(buf); |
DST_COPY(buf); |
|
Line 3861 IfaceSetDescr(Bund b, const char * template)
|
Line 3956 IfaceSetDescr(Bund b, const char * template)
|
| DST_COPY("-"); |
DST_COPY("-"); |
| } |
} |
| break; |
break; |
| /* peer "physycal" address */ | /* peer "physical" address */ |
| case 'O': |
case 'O': |
| if (b->links[0] && PhysGetPeerAddr(b->links[0], buf, sizeof(buf)) == 0) { |
if (b->links[0] && PhysGetPeerAddr(b->links[0], buf, sizeof(buf)) == 0) { |
| DST_COPY(buf); |
DST_COPY(buf); |
|
Line 3924 IfaceSetDescr(Bund b, const char * template)
|
Line 4019 IfaceSetDescr(Bund b, const char * template)
|
| return(0); /* we have not set system interface name yet */ |
return(0); /* we have not set system interface name yet */ |
| |
|
| /* Get socket */ |
/* Get socket */ |
| if ((s = socket(PF_INET, SOCK_DGRAM, 0)) < 0) { | if ((s = socket(PF_LOCAL, SOCK_DGRAM, 0)) < 0) { |
| Perror("[%s] IFACE: Can't get socket to set description for %s", |
Perror("[%s] IFACE: Can't get socket to set description for %s", |
| b->name, ifname); |
b->name, ifname); |
| return(-1); |
return(-1); |
|
Line 3977 IfaceAddGroup(Bund b, const char * ifgroup)
|
Line 4072 IfaceAddGroup(Bund b, const char * ifgroup)
|
| } |
} |
| |
|
| /* Get socket */ |
/* Get socket */ |
| if ((s = socket(PF_INET, SOCK_DGRAM, 0)) < 0) { | if ((s = socket(PF_LOCAL, SOCK_DGRAM, 0)) < 0) { |
| Perror("[%s] IFACE: Can't get socket to add group", b->name); |
Perror("[%s] IFACE: Can't get socket to add group", b->name); |
| return(-1); |
return(-1); |
| } |
} |
|
Line 3992 IfaceAddGroup(Bund b, const char * ifgroup)
|
Line 4087 IfaceAddGroup(Bund b, const char * ifgroup)
|
| |
|
| i = ioctl(s, SIOCAIFGROUP, (caddr_t)&ifgr); |
i = ioctl(s, SIOCAIFGROUP, (caddr_t)&ifgr); |
| if (i < 0 && i != EEXIST) { |
if (i < 0 && i != EEXIST) { |
| Perror("[%s] IFACE: ioctl(%s, SIOCAIFGROUP)", b->name, iface->ifname); | Perror("[%s] IFACE: ioctl(%s, %s)", b->name, iface->ifname, "SIOCAIFGROUP"); |
| close(s); |
close(s); |
| return(-1); |
return(-1); |
| } |
} |
|
Line 4012 IfaceDelGroup(Bund b, const char * ifgroup)
|
Line 4107 IfaceDelGroup(Bund b, const char * ifgroup)
|
| int s; |
int s; |
| |
|
| /* Get socket */ |
/* Get socket */ |
| if ((s = socket(PF_INET, SOCK_DGRAM, 0)) < 0) { | if ((s = socket(PF_LOCAL, SOCK_DGRAM, 0)) < 0) { |
| Perror("[%s] IFACE: Can't get socket to delete from group", b->name); |
Perror("[%s] IFACE: Can't get socket to delete from group", b->name); |
| return(-1); |
return(-1); |
| } |
} |
|
Line 4031 IfaceDelGroup(Bund b, const char * ifgroup)
|
Line 4126 IfaceDelGroup(Bund b, const char * ifgroup)
|
| b->name, iface->ifname, ifgroup)); |
b->name, iface->ifname, ifgroup)); |
| |
|
| if (ioctl(s, SIOCDIFGROUP, (caddr_t)&ifgr) == -1) { |
if (ioctl(s, SIOCDIFGROUP, (caddr_t)&ifgr) == -1) { |
| Perror("[%s] IFACE: ioctl(%s, SIOCDIFGROUP)", b->name, iface->ifname); | Perror("[%s] IFACE: ioctl(%s, %s)", b->name, iface->ifname, "SIOCDIFGROUP"); |
| close(s); |
close(s); |
| return(-1); |
return(-1); |
| } |
} |