version 1.25.2.3, 2015/03/09 22:14:52
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version 1.26.2.1, 2015/06/24 22:27:58
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Line 669 txRAWPacket(sched_task_t *task)
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Line 669 txRAWPacket(sched_task_t *task)
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struct tagRPCCall *rpc = (struct tagRPCCall*) buf; |
struct tagRPCCall *rpc = (struct tagRPCCall*) buf; |
int ret, estlen, wlen = sizeof(struct tagRPCCall); |
int ret, estlen, wlen = sizeof(struct tagRPCCall); |
struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; |
struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; |
struct pollfd pfd; |
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schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, TASK_ARG(task), NULL); |
schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, TASK_ARG(task), NULL); |
schedTimer(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
schedTimer(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
Line 714 txRAWPacket(sched_task_t *task)
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Line 713 txRAWPacket(sched_task_t *task)
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rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2)); |
rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2)); |
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/* send reply */ |
/* send reply */ |
pfd.fd = TASK_FD(task); | ret = sendto(TASK_FD(task), buf, MIN(wlen, s->srv_netbuf), MSG_NOSIGNAL, |
pfd.events = POLLOUT; | &c->cli_sa.sa, c->cli_sa.sa.sa_len); |
for (; wlen > 0; wlen -= ret, buf += ret) { | if (ret == -1) { |
if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 || | /* close connection */ |
pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { | schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
if (ret) | TASK_ARG(task), 0, NULL, 0); |
LOGERR; | return NULL; |
else | |
rpc_SetErr(ETIMEDOUT, "Timeout reached! Client not respond"); | |
/* close connection */ | |
schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], | |
TASK_ARG(task), 0, NULL, 0); | |
return NULL; | |
} | |
ret = sendto(TASK_FD(task), buf, MIN(wlen, s->srv_netbuf), MSG_NOSIGNAL, | |
&c->cli_sa.sa, c->cli_sa.sa.sa_len); | |
if (ret == -1) { | |
/* close connection */ | |
schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], | |
TASK_ARG(task), 0, NULL, 0); | |
return NULL; | |
} | |
} |
} |
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return NULL; |
return NULL; |
Line 746 rxRAWPacket(sched_task_t *task)
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Line 730 rxRAWPacket(sched_task_t *task)
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{ |
{ |
rpc_srv_t *srv = TASK_ARG(task); |
rpc_srv_t *srv = TASK_ARG(task); |
rpc_cli_t *c = NULL; |
rpc_cli_t *c = NULL; |
int len, rlen, noreply, estlen; | int len, rlen, noreply; |
u_short crc; |
u_short crc; |
u_char *buf, b[sizeof(struct ip6_hdr) + sizeof(struct tagRPCCall)]; |
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struct tagRPCCall *rpc; |
struct tagRPCCall *rpc; |
sockaddr_t sa; |
sockaddr_t sa; |
socklen_t salen; |
socklen_t salen; |
struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; |
struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; |
struct pollfd pfd; | ait_val_t b = AIT_VAL_INIT; |
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/* receive connect packet */ |
/* receive connect packet */ |
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AIT_SET_BUF(&b, NULL, srv->srv_netbuf); |
salen = sa.ss.ss_len = sizeof(sockaddr_t); |
salen = sa.ss.ss_len = sizeof(sockaddr_t); |
rlen = recvfrom(TASK_FD(task), b, sizeof b, MSG_PEEK, &sa.sa, &salen); | rlen = recvfrom(TASK_FD(task), AIT_GET_BUF(&b), AIT_LEN(&b), 0, &sa.sa, &salen); |
if (rlen < sizeof(struct ip) + sizeof(struct tagRPCCall)) { | if (sa.sa.sa_family == AF_INET) { |
| struct ip *h; |
| h = (struct ip*) AIT_GET_BUF(&b); |
| if (rlen < ntohs(h->ip_len) || h->ip_p != IPPROTO_ERPC) |
| goto end; |
| else { |
| rlen -= sizeof(struct ip); |
| rpc = (struct tagRPCCall*) |
| (AIT_GET_BUF(&b) + sizeof(struct ip)); |
| } |
| } else { |
| struct ip6_hdr *h; |
| h = (struct ip6_hdr*) AIT_GET_BUF(&b); |
| if (rlen < (ntohs(h->ip6_plen) + sizeof(struct ip6_hdr)) || |
| h->ip6_nxt != IPPROTO_ERPC) |
| goto end; |
| else { |
| rlen -= sizeof(struct ip6_hdr); |
| rpc = (struct tagRPCCall*) |
| (AIT_GET_BUF(&b) + sizeof(struct ip6_hdr)); |
| } |
| } |
| if (rlen < sizeof(struct tagRPCCall)) { |
rpc_SetErr(ERPCMISMATCH, "Short RPC packet"); |
rpc_SetErr(ERPCMISMATCH, "Short RPC packet"); |
goto end; |
goto end; |
} |
} |
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/* skip loop packet */ |
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if (rpc->call_io & RPC_ACK) |
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goto end; |
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c = _allocClient(srv, &sa); |
c = _allocClient(srv, &sa); |
if (!c) { |
if (!c) { |
EVERBOSE(1, "RPC client quota exceeded! Connection will be shutdown!\n"); |
EVERBOSE(1, "RPC client quota exceeded! Connection will be shutdown!\n"); |
usleep(2000); /* blocked client delay */ |
usleep(2000); /* blocked client delay */ |
goto end; |
goto end; |
} else { |
} else { |
estlen = sa.sa.sa_family == AF_INET ? | len = ntohl(rpc->call_len); |
sizeof(struct ip) : sizeof(struct ip6_hdr); | if (len > AIT_LEN(&c->cli_buf)) |
rpc = (struct tagRPCCall*) (b + estlen); | AIT_RE_BUF(&c->cli_buf, len); |
estlen += ntohl(rpc->call_len); | memcpy(AIT_GET_BUF(&c->cli_buf), rpc, len); |
if (estlen > AIT_LEN(&c->cli_buf)) | rpc = (struct tagRPCCall*) AIT_GET_BUF(&c->cli_buf); |
AIT_RE_BUF(&c->cli_buf, estlen); | |
rpc = (struct tagRPCCall*) (AIT_GET_BUF(&c->cli_buf) + | |
(sa.sa.sa_family == AF_INET ? | |
sizeof(struct ip) : sizeof(struct ip6_hdr))); | |
buf = AIT_GET_BUF(&c->cli_buf); | |
len = estlen; | |
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c->cli_sock = TASK_FD(task); |
c->cli_sock = TASK_FD(task); |
memcpy(&c->cli_sa, &sa, sizeof c->cli_sa); |
memcpy(&c->cli_sa, &sa, sizeof c->cli_sa); |
Line 790 rxRAWPacket(sched_task_t *task)
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Line 794 rxRAWPacket(sched_task_t *task)
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c, ts, c, 0); |
c, ts, c, 0); |
} |
} |
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/* get next part of packet */ |
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memset(buf, 0, len); |
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pfd.fd = TASK_FD(task); |
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pfd.events = POLLIN | POLLPRI; |
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for (; len > 0; len -= rlen, buf += rlen) { |
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if ((rlen = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 || |
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pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
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if (rlen) |
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LOGERR; |
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else |
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rpc_SetErr(ETIMEDOUT, "Timeout reached! Client not respond"); |
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schedEvent(TASK_ROOT(task), cbProto[srv->srv_proto][CB_CLOSECLIENT], |
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c, 0, NULL, 0); |
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goto end; |
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} |
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salen = sa.ss.ss_len = sizeof(sockaddr_t); |
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rlen = recvfrom(TASK_FD(task), buf, len, 0, &sa.sa, &salen); |
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if (rlen == -1) { |
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/* close connection */ |
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schedEvent(TASK_ROOT(task), cbProto[srv->srv_proto][CB_CLOSECLIENT], |
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c, 0, NULL, 0); |
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goto end; |
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} |
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if (e_addrcmp(&c->cli_sa, &sa, 42)) |
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rlen ^= rlen; /* skip if arrive from different address */ |
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} |
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len = estlen; |
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len -= sa.sa.sa_family == AF_INET ? |
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sizeof(struct ip) : sizeof(struct ip6_hdr); |
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/* skip loop packet */ |
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if (rpc->call_io & RPC_ACK) |
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goto end; |
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/* check integrity of packet */ |
/* check integrity of packet */ |
crc = ntohs(rpc->call_crc); |
crc = ntohs(rpc->call_crc); |
rpc->call_crc ^= rpc->call_crc; |
rpc->call_crc ^= rpc->call_crc; |
Line 854 rxRAWPacket(sched_task_t *task)
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Line 824 rxRAWPacket(sched_task_t *task)
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schedWrite(TASK_ROOT(task), cbProto[srv->srv_proto][CB_TXPACKET], |
schedWrite(TASK_ROOT(task), cbProto[srv->srv_proto][CB_TXPACKET], |
c, TASK_FD(task), rpc, len); |
c, TASK_FD(task), rpc, len); |
end: |
end: |
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AIT_FREE_VAL(&b); |
schedReadSelf(task); |
schedReadSelf(task); |
return NULL; |
return NULL; |
} |
} |
Line 983 rxBPFPacket(sched_task_t *task)
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Line 954 rxBPFPacket(sched_task_t *task)
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len = ntohl(rpc->call_len); |
len = ntohl(rpc->call_len); |
if (len > AIT_LEN(&c->cli_buf)) |
if (len > AIT_LEN(&c->cli_buf)) |
AIT_RE_BUF(&c->cli_buf, len); |
AIT_RE_BUF(&c->cli_buf, len); |
memcpy(AIT_GET_BUF(&c->cli_buf), rpc, AIT_LEN(&c->cli_buf)); | memcpy(AIT_GET_BUF(&c->cli_buf), rpc, len); |
rpc = (struct tagRPCCall*) AIT_GET_BUF(&c->cli_buf); |
rpc = (struct tagRPCCall*) AIT_GET_BUF(&c->cli_buf); |
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c->cli_sock = TASK_FD(task); |
c->cli_sock = TASK_FD(task); |