version 1.16.8.6, 2013/08/22 14:01:00
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version 1.20.4.1, 2013/12/15 16:09:54
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Line 260 rpc_cli_closeClient(rpc_cli_t ** __restrict cli)
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Line 260 rpc_cli_closeClient(rpc_cli_t ** __restrict cli)
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* @sa = Server address |
* @sa = Server address |
* @pkt = RPC packet |
* @pkt = RPC packet |
* @len = Length of packet |
* @len = Length of packet |
* return: -1 error or !=-1 sended bytes | * return: -1 error, 0 EOF or >0 sended bytes |
*/ |
*/ |
int |
int |
rpc_pkt_Send(int sock, int type, sockaddr_t * __restrict sa, ait_val_t * __restrict pkt, int len) |
rpc_pkt_Send(int sock, int type, sockaddr_t * __restrict sa, ait_val_t * __restrict pkt, int len) |
{ |
{ |
struct pollfd pfd; |
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int ret; |
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u_char *buf; |
u_char *buf; |
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if (!pkt) { |
if (!pkt) { |
Line 275 rpc_pkt_Send(int sock, int type, sockaddr_t * __restri
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Line 273 rpc_pkt_Send(int sock, int type, sockaddr_t * __restri
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} else |
} else |
buf = AIT_GET_BUF(pkt); |
buf = AIT_GET_BUF(pkt); |
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pfd.fd = sock; | return rpc_Write(sock, type, MSG_NOSIGNAL, sa, buf, len); |
pfd.events = POLLOUT; | |
if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 || | |
pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { | |
if (ret) | |
LOGERR; | |
else | |
rpc_SetErr(ETIMEDOUT, "Timeout, can't send to RPC server"); | |
return -1; | |
} | |
do { | |
if (type == SOCK_STREAM) | |
ret = send(sock, buf, len, MSG_NOSIGNAL); | |
else if (sa) | |
ret = sendto(sock, buf, len, MSG_NOSIGNAL, &sa->sa, sa->sa.sa_len); | |
else { | |
rpc_SetErr(EINVAL, "Invalid argument(s)!"); | |
return -1; | |
} | |
if (ret == -1) { | |
if (errno == EAGAIN) | |
continue; | |
LOGERR; | |
return -1; | |
} else if (ret != len) { | |
rpc_SetErr(EPROCUNAVAIL, "RPC request, should be send %d bytes, " | |
"really sended %d bytes", len, ret); | |
return -1; | |
} | |
} while (0); | |
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return ret; | |
} |
} |
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/* |
/* |
Line 316 rpc_pkt_Send(int sock, int type, sockaddr_t * __restri
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Line 283 rpc_pkt_Send(int sock, int type, sockaddr_t * __restri
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* @type = Type of socket |
* @type = Type of socket |
* @sa = Server address |
* @sa = Server address |
* @pkt = RPC packet |
* @pkt = RPC packet |
* return: -1 error or !=-1 sended bytes | * return: -1 error, 0 EOF or >0 received bytes |
*/ |
*/ |
int |
int |
rpc_pkt_Receive(int sock, int type, sockaddr_t * __restrict sa, ait_val_t * __restrict pkt) |
rpc_pkt_Receive(int sock, int type, sockaddr_t * __restrict sa, ait_val_t * __restrict pkt) |
{ |
{ |
struct pollfd pfd; | int ret, estlen = 0, blen = sizeof(struct tagRPCCall); |
int ret, estlen, blen = sizeof(struct tagRPCCall), len = 0; | |
u_char *buf; |
u_char *buf; |
sockaddr_t sa2; |
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socklen_t salen; |
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struct tagRPCCall *rpc; |
struct tagRPCCall *rpc; |
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if (!pkt) { |
if (!pkt) { |
rpc_SetErr(EINVAL, "Invalid argument(s)!"); |
rpc_SetErr(EINVAL, "Invalid argument(s)!"); |
return -1; |
return -1; |
} else | } else { |
buf = AIT_GET_BUF(pkt); |
buf = AIT_GET_BUF(pkt); |
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rpc = (struct tagRPCCall*) buf; |
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} |
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/* reply from RPC server */ |
/* reply from RPC server */ |
pfd.fd = sock; |
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pfd.events = POLLIN | POLLPRI; |
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do { |
do { |
if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 || | if (type == SOCK_STREAM) |
pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { | ret = rpc_Read(sock, type, !estlen ? MSG_PEEK : 0, NULL, buf, blen); |
if (ret) { | else |
LOGERR; | ret = rpc_Read(sock, type, !estlen ? MSG_PEEK : 0, sa, buf, blen); |
} else { | if (ret < 1) |
if (len++ < 7) | return ret; |
continue; | |
else | |
rpc_SetErr(ETIMEDOUT, | |
"Timeout, no answer from RPC server"); | |
} | |
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return -1; |
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} |
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payload: |
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if (type == SOCK_STREAM) { |
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memset(buf, 0, blen); |
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ret = recv(sock, buf, blen, 0); |
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/* handling case for reply without payload */ |
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if (!ret && buf != AIT_GET_BUF(pkt)) |
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return (buf - AIT_GET_BUF(pkt)); |
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} else { |
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blen = AIT_LEN(pkt); |
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memset(buf, 0, blen); |
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memset(&sa2, 0, sizeof sa2); |
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salen = sa2.ss.ss_len = sizeof(sockaddr_t); |
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ret = recvfrom(sock, buf, blen, 0, &sa2.sa, &salen); |
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} |
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if (ret < 1) { |
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if (ret) { |
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if (errno == EAGAIN) |
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continue; |
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else |
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LOGERR; |
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} |
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return -1; |
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} |
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/* check for response from known address */ |
/* check for response from known address */ |
if (type == SOCK_DGRAM) { | if (!estlen) { |
if (e_addrcmp(sa, &sa2, 42)) { | |
rpc_SetErr(ERPCMISMATCH, | |
"Received RPC response from unknown address"); | |
continue; | |
} | |
} else { | |
/* 1st read for RPC header */ |
/* 1st read for RPC header */ |
if (buf == AIT_GET_BUF(pkt)) { | if (ret < sizeof(struct tagRPCCall)) { |
if (ret < sizeof(struct tagRPCCall)) { | rpc_SetErr(ERPCMISMATCH, "Short RPC packet %d bytes", ret); |
rpc_SetErr(ERPCMISMATCH, "Short RPC packet %d bytes", ret); | return -1; |
return -1; | } |
} | |
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/* calc estimated length */ | /* calc estimated length */ |
rpc = (struct tagRPCCall*) buf; | estlen = ntohl(rpc->call_len); |
estlen = ntohl(rpc->call_len); | if (estlen > AIT_LEN(pkt)) |
if (estlen > AIT_LEN(pkt)) | AIT_RE_BUF(pkt, estlen); |
AIT_RE_BUF(pkt, estlen); | buf = AIT_GET_BUF(pkt); |
buf = AIT_GET_BUF(pkt) + blen; | rpc = (struct tagRPCCall*) buf; |
blen = estlen - blen; | blen = estlen; |
goto payload; | continue; |
} else | |
ret += sizeof(struct tagRPCCall); | |
} |
} |
} while (0); |
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if (ret < sizeof(struct tagRPCCall)) { | /* compiler optimize loop if while(0) and stop working 'continue' on some platforms */ |
rpc_SetErr(ERPCMISMATCH, "Short RPC packet %d bytes", ret); | break; |
| } while (42); |
| |
| if (ret < sizeof(struct tagRPCCall) || estlen != ret) { |
| rpc_SetErr(ERPCMISMATCH, "RPC packet mismatch estimate %d bytes, but received %d\n", |
| estlen, ret); |
return -1; |
return -1; |
} |
} |
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Line 453 rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_sess_t
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Line 380 rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_sess_t
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rpc->call_argc = htons(array_Size(vars)); |
rpc->call_argc = htons(array_Size(vars)); |
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/* set reply */ |
/* set reply */ |
rpc->call_req.flags = noreply ? RPC_NOREPLY : RPC_REPLY; | rpc->call_req.flags = (uint64_t) htonl(noreply ? RPC_NOREPLY : RPC_REPLY); |
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if (array_Size(vars)) { |
if (array_Size(vars)) { |
/* marshaling variables */ |
/* marshaling variables */ |
Line 564 rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_sess_t
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Line 491 rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_sess_t
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* @tag = Function tag for execution |
* @tag = Function tag for execution |
* @in_vars = IN function argument array of values, may be NULL |
* @in_vars = IN function argument array of values, may be NULL |
* @out_vars = OUT returned array of rpc values, if !=NULL must be free after use with ait_freeVars() |
* @out_vars = OUT returned array of rpc values, if !=NULL must be free after use with ait_freeVars() |
* return: -1 error or != -1 ok result | * return: -1 error, 0 ok result or 1 closed rpc connection |
*/ |
*/ |
int |
int |
rpc_cli_execCall(rpc_cli_t *cli, int noreply, u_short tag, |
rpc_cli_execCall(rpc_cli_t *cli, int noreply, u_short tag, |
Line 587 rpc_cli_execCall(rpc_cli_t *cli, int noreply, u_short
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Line 514 rpc_cli_execCall(rpc_cli_t *cli, int noreply, u_short
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if ((wlen = rpc_pkt_Request(&cli->cli_buf, cli->cli_parent, tag, in_vars, noreply, type)) == -1) |
if ((wlen = rpc_pkt_Request(&cli->cli_buf, cli->cli_parent, tag, in_vars, noreply, type)) == -1) |
return -1; |
return -1; |
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if (rpc_pkt_Send(cli->cli_sock, cli->cli_id, &cli->cli_sa, &cli->cli_buf, wlen) == -1) | if ((wlen = rpc_pkt_Send(cli->cli_sock, cli->cli_id, &cli->cli_sa, &cli->cli_buf, wlen)) == -1) |
return -1; |
return -1; |
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if (!wlen) /* closed rpc connection */ |
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return 1; |
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if (noreply) /* we not want reply */ |
if (noreply) /* we not want reply */ |
return 0; |
return 0; |
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if (rpc_pkt_Receive(cli->cli_sock, cli->cli_id, &cli->cli_sa, &cli->cli_buf) == -1) | if ((wlen = rpc_pkt_Receive(cli->cli_sock, cli->cli_id, &cli->cli_sa, &cli->cli_buf)) == -1) |
return -1; |
return -1; |
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if (!wlen) /* closed rpc connection */ |
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return 1; |
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if ((wlen = rpc_pkt_Replay(&cli->cli_buf, cli->cli_parent, tag, out_vars, type)) == -1) |
if ((wlen = rpc_pkt_Replay(&cli->cli_buf, cli->cli_parent, tag, out_vars, type)) == -1) |
return -1; |
return -1; |