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| version 1.16.6.1, 2013/08/21 15:28:15 | version 1.20.4.1, 2013/12/15 16:09:54 |
|---|---|
| Line 71 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli, | Line 71 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli, |
| } else | } else |
| memcpy(cli, rpccli, sizeof(rpc_cli_t)); | memcpy(cli, rpccli, sizeof(rpc_cli_t)); |
| cli->cli_buf = ait_allocVars(1); | |
| if (!cli->cli_buf) { | |
| rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); | |
| e_free(cli); | |
| return NULL; | |
| } | |
| memcpy(&cli->cli_sa, &rpccli->cli_sa, sizeof(sockaddr_t)); | memcpy(&cli->cli_sa, &rpccli->cli_sa, sizeof(sockaddr_t)); |
| switch (cli->cli_sa.sa.sa_family) { | switch (cli->cli_sa.sa.sa_family) { |
| case AF_INET: | case AF_INET: |
| Line 96 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli, | Line 89 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli, |
| return NULL; | return NULL; |
| } | } |
| AIT_COPY_VAL(array(cli->cli_buf, 0, ait_val_t*), array(rpccli->cli_buf, 0, ait_val_t*)); | AIT_COPY_VAL(&cli->cli_buf, &rpccli->cli_buf); |
| n = AIT_LEN(array(cli->cli_buf, 0, ait_val_t*)); | n = AIT_LEN(&cli->cli_buf); |
| /* connect to BLOB server */ | /* connect to BLOB server */ |
| cli->cli_sock = socket(cli->cli_sa.sa.sa_family, SOCK_STREAM, 0); | cli->cli_sock = socket(cli->cli_sa.sa.sa_family, SOCK_STREAM, 0); |
| Line 144 rpc_cli_closeBLOBClient(rpc_cli_t ** __restrict cli) | Line 137 rpc_cli_closeBLOBClient(rpc_cli_t ** __restrict cli) |
| shutdown((*cli)->cli_sock, SHUT_RDWR); | shutdown((*cli)->cli_sock, SHUT_RDWR); |
| close((*cli)->cli_sock); | close((*cli)->cli_sock); |
| ait_freeVars(&(*cli)->cli_buf); | AIT_FREE_VAL(&(*cli)->cli_buf); |
| e_free(*cli); | e_free(*cli); |
| *cli = NULL; | *cli = NULL; |
| Line 179 rpc_cli_openClient(u_char InstID, int netBuf, const ch | Line 172 rpc_cli_openClient(u_char InstID, int netBuf, const ch |
| else | else |
| netBuf = E_ALIGN(netBuf, 2); /* align netBuf length */ | netBuf = E_ALIGN(netBuf, 2); /* align netBuf length */ |
| #ifdef HAVE_SRANDOMDEV | |
| srandomdev(); | |
| #else | |
| time_t tim; | |
| srandom((time(&tim) ^ getpid())); | |
| #endif | |
| cli = e_malloc(sizeof(rpc_cli_t)); | cli = e_malloc(sizeof(rpc_cli_t)); |
| if (!cli) { | if (!cli) { |
| LOGERR; | LOGERR; |
| Line 205 rpc_cli_openClient(u_char InstID, int netBuf, const ch | Line 190 rpc_cli_openClient(u_char InstID, int netBuf, const ch |
| ((rpc_sess_t*) cli->cli_parent)->sess_instance = InstID; | ((rpc_sess_t*) cli->cli_parent)->sess_instance = InstID; |
| } | } |
| cli->cli_buf = ait_allocVars(2); | |
| if (!cli->cli_buf) { | |
| rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); | |
| e_free(cli->cli_parent); | |
| e_free(cli); | |
| return NULL; | |
| } else | |
| AIT_SET_BUFSIZ(array(cli->cli_buf, 0, ait_val_t*), 0, netBuf); | |
| cli->cli_id = proto; | cli->cli_id = proto; |
| memcpy(&cli->cli_sa, &sa, sizeof cli->cli_sa); | memcpy(&cli->cli_sa, &sa, sizeof cli->cli_sa); |
| AIT_SET_BUFSIZ(&cli->cli_buf, 0, netBuf); | |
| /* connect to RPC server */ | /* connect to RPC server */ |
| cli->cli_sock = socket(cli->cli_sa.sa.sa_family, cli->cli_id, 0); | cli->cli_sock = socket(cli->cli_sa.sa.sa_family, cli->cli_id, 0); |
| Line 242 rpc_cli_openClient(u_char InstID, int netBuf, const ch | Line 219 rpc_cli_openClient(u_char InstID, int netBuf, const ch |
| fcntl(cli->cli_sock, F_SETFL, fcntl(cli->cli_sock, F_GETFL) | O_NONBLOCK); | fcntl(cli->cli_sock, F_SETFL, fcntl(cli->cli_sock, F_GETFL) | O_NONBLOCK); |
| return cli; | return cli; |
| err: | err: |
| ait_freeVars(&cli->cli_buf); | AIT_FREE_VAL(&cli->cli_buf); |
| if (cli->cli_sock > 2) | if (cli->cli_sock > 2) |
| close(cli->cli_sock); | close(cli->cli_sock); |
| e_free(cli->cli_parent); | e_free(cli->cli_parent); |
| Line 266 rpc_cli_closeClient(rpc_cli_t ** __restrict cli) | Line 243 rpc_cli_closeClient(rpc_cli_t ** __restrict cli) |
| shutdown((*cli)->cli_sock, SHUT_RDWR); | shutdown((*cli)->cli_sock, SHUT_RDWR); |
| close((*cli)->cli_sock); | close((*cli)->cli_sock); |
| ait_freeVars(&(*cli)->cli_buf); | AIT_FREE_VAL(&(*cli)->cli_buf); |
| if ((*cli)->cli_parent) | if ((*cli)->cli_parent) |
| e_free((*cli)->cli_parent); | e_free((*cli)->cli_parent); |
| Line 283 rpc_cli_closeClient(rpc_cli_t ** __restrict cli) | Line 260 rpc_cli_closeClient(rpc_cli_t ** __restrict cli) |
| * @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; | |
| int ret; | |
| u_char *buf; | u_char *buf; |
| if (!pkt) { | if (!pkt) { |
| Line 298 rpc_pkt_Send(int sock, int type, sockaddr_t * __restri | Line 273 rpc_pkt_Send(int sock, int type, sockaddr_t * __restri |
| } else | } else |
| buf = AIT_GET_BUF(pkt); | buf = AIT_GET_BUF(pkt); |
| 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); | |
| return ret; | |
| } | } |
| /* | /* |
| Line 339 rpc_pkt_Send(int sock, int type, sockaddr_t * __restri | Line 283 rpc_pkt_Send(int sock, int type, sockaddr_t * __restri |
| * @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, len = 0; | |
| u_char *buf; | u_char *buf; |
| sockaddr_t sa2; | struct tagRPCCall *rpc; |
| socklen_t salen; | |
| 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); |
| rpc = (struct tagRPCCall*) buf; | |
| } | |
| /* reply from RPC server */ | /* reply from RPC server */ |
| pfd.fd = sock; | |
| pfd.events = POLLIN | POLLPRI; | |
| 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 | /* check for response from known address */ |
| rpc_SetErr(ETIMEDOUT, | if (!estlen) { |
| "Timeout, no answer from RPC server"); | /* 1st read for RPC header */ |
| if (ret < sizeof(struct tagRPCCall)) { | |
| rpc_SetErr(ERPCMISMATCH, "Short RPC packet %d bytes", ret); | |
| return -1; | |
| } | } |
| return -1; | /* calc estimated length */ |
| estlen = ntohl(rpc->call_len); | |
| if (estlen > AIT_LEN(pkt)) | |
| AIT_RE_BUF(pkt, estlen); | |
| buf = AIT_GET_BUF(pkt); | |
| rpc = (struct tagRPCCall*) buf; | |
| blen = estlen; | |
| continue; | |
| } | } |
| memset(buf, 0, AIT_LEN(pkt)); | /* compiler optimize loop if while(0) and stop working 'continue' on some platforms */ |
| if (type == SOCK_STREAM) | break; |
| ret = recv(sock, buf, AIT_LEN(pkt), 0); | } while (42); |
| else { | |
| memset(&sa2, 0, sizeof sa2); | |
| salen = sa2.ss.ss_len = sizeof(sockaddr_t); | |
| ret = recvfrom(sock, buf, AIT_LEN(pkt), 0, &sa2.sa, &salen); | |
| } | |
| if (ret < 1) { | |
| if (ret) { | |
| if (errno == EAGAIN) | |
| continue; | |
| else | |
| LOGERR; | |
| } | |
| return -1; | |
| } | |
| /* check for response from known address */ | if (ret < sizeof(struct tagRPCCall) || estlen != ret) { |
| if (type == SOCK_DGRAM) | rpc_SetErr(ERPCMISMATCH, "RPC packet mismatch estimate %d bytes, but received %d\n", |
| if (e_addrcmp(sa, &sa2, 42)) { | estlen, ret); |
| rpc_SetErr(ERPCMISMATCH, | |
| "Received RPC response from unknown address"); | |
| continue; | |
| } | |
| } while (0); | |
| if (ret < sizeof(struct tagRPCCall)) { | |
| rpc_SetErr(ERPCMISMATCH, "Short RPC packet %d bytes", ret); | |
| return -1; | return -1; |
| } | } |
| Line 425 rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_sess_t | Line 356 rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_sess_t |
| array_t * __restrict vars, int noreply, int nocrc) | array_t * __restrict vars, int noreply, int nocrc) |
| { | { |
| struct tagRPCCall *rpc; | struct tagRPCCall *rpc; |
| int ret = 0, len = sizeof(struct tagRPCCall); | int ret = 0, estlen, len = sizeof(struct tagRPCCall); |
| u_char *buf; | u_char *buf; |
| if (!pkt || !sess) { | if (!pkt || !sess) { |
| rpc_SetErr(EINVAL, "Invalid argument(s)!"); | rpc_SetErr(EINVAL, "Invalid argument(s)!"); |
| return -1; | return -1; |
| } else | } |
| buf = AIT_GET_BUF(pkt); | |
| /* calc estimated length */ | |
| estlen = ait_resideVars(vars) + len; | |
| if (estlen > AIT_LEN(pkt)) | |
| AIT_RE_BUF(pkt, estlen); | |
| buf = AIT_GET_BUF(pkt); | |
| /* prepare RPC call */ | /* prepare RPC call */ |
| rpc = (struct tagRPCCall*) buf; | rpc = (struct tagRPCCall*) buf; |
| rpc_addPktSession(&rpc->call_session, sess); | rpc_addPktSession(&rpc->call_session, sess); |
| Line 444 rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_sess_t | Line 380 rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_sess_t |
| rpc->call_argc = htons(array_Size(vars)); | rpc->call_argc = htons(array_Size(vars)); |
| /* 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); |
| if (array_Size(vars)) { | if (array_Size(vars)) { |
| /* marshaling variables */ | /* marshaling variables */ |
| Line 457 rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_sess_t | Line 393 rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_sess_t |
| } | } |
| /* total packet length */ | /* total packet length */ |
| rpc->call_len = htons(len); | rpc->call_len = htonl(len); |
| if (!nocrc) { | if (!nocrc) { |
| /* calculate CRC */ | /* calculate CRC */ |
| Line 498 rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_sess_t | Line 434 rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_sess_t |
| /* calculate CRC */ | /* calculate CRC */ |
| crc = ntohs(rpc->call_crc); | crc = ntohs(rpc->call_crc); |
| rpc->call_crc ^= rpc->call_crc; | rpc->call_crc ^= rpc->call_crc; |
| if (crc != crcFletcher16((u_short*) buf, ntohs(rpc->call_len) / 2)) { | if (crc != crcFletcher16((u_short*) buf, ntohl(rpc->call_len) / 2)) { |
| rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet"); | rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet"); |
| return -1; | return -1; |
| } | } |
| Line 524 rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_sess_t | Line 460 rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_sess_t |
| rpc_SetErr(EMSGSIZE, "Reply RPC packet not enough buffer space ..."); | rpc_SetErr(EMSGSIZE, "Reply RPC packet not enough buffer space ..."); |
| return -1; | return -1; |
| } | } |
| if (len > ntohs(rpc->call_len) - sizeof(struct tagRPCCall)) { | if (len > ntohl(rpc->call_len) - sizeof(struct tagRPCCall)) { |
| rpc_SetErr(EMSGSIZE, "Reply RPC packet is too short ..."); | rpc_SetErr(EMSGSIZE, "Reply RPC packet is too short ..."); |
| return -1; | return -1; |
| } | } |
| Line 555 rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_sess_t | Line 491 rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_sess_t |
| * @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, |
| array_t * __restrict in_vars, array_t ** __restrict out_vars) | array_t * __restrict in_vars, array_t ** __restrict out_vars) |
| { | { |
| int type = 0, wlen; | int type = 0, wlen; |
| u_char *buf; | |
| if (!cli) { | if (!cli) { |
| rpc_SetErr(EINVAL, "Can`t execute call because parameter is null or invalid!"); | rpc_SetErr(EINVAL, "Can`t execute call because parameter is null or invalid!"); |
| return -1; | return -1; |
| } else { | |
| if (cli->cli_id == SOCK_STREAM) | |
| type = cli->cli_id; | |
| buf = AIT_GET_BUF(&cli->cli_buf); | |
| } | } |
| if (cli->cli_id == SOCK_STREAM) | |
| type = cli->cli_id; | |
| if (out_vars) | if (out_vars) |
| *out_vars = NULL; | *out_vars = NULL; |
| if ((wlen = rpc_pkt_Request(rpc_getBufVar(cli), 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; |
| if (rpc_pkt_Send(cli->cli_sock, cli->cli_id, &cli->cli_sa, rpc_getBufVar(cli), 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; |
| if (!wlen) /* closed rpc connection */ | |
| return 1; | |
| if (noreply) /* we not want reply */ | if (noreply) /* we not want reply */ |
| return 0; | return 0; |
| if (rpc_pkt_Receive(cli->cli_sock, cli->cli_id, &cli->cli_sa, rpc_getBufVar(cli)) == -1) | if ((wlen = rpc_pkt_Receive(cli->cli_sock, cli->cli_id, &cli->cli_sa, &cli->cli_buf)) == -1) |
| return -1; | return -1; |
| if (!wlen) /* closed rpc connection */ | |
| return 1; | |
| if ((wlen = rpc_pkt_Replay(rpc_getBufVar(cli), 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; |
| return 0; | return 0; |