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authorkrishna <krishna@gluster.com>2011-07-27 18:16:59 +0530
committerAnand Avati <avati@gluster.com>2011-07-29 03:37:07 -0700
commit6c7a89321af50925fb53da378d996881a1907f31 (patch)
treebfa27e593f6418879a13873c9db6f01676904c7c /xlators/nfs/lib/src/rpc-socket.c
parent8b9cb1701f6365f7b4f5ed166f37020781f59467 (diff)
RPC unify code change
Change-Id: Ibe18a2a63fd023ac57652c4dfc8ac8a69d983b83 BUG: 3112 Signed-off-by: krishna <krishna@gluster.com> Reviewed-on: http://review.gluster.com/116 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amar@gluster.com>
Diffstat (limited to 'xlators/nfs/lib/src/rpc-socket.c')
-rw-r--r--xlators/nfs/lib/src/rpc-socket.c365
1 files changed, 0 insertions, 365 deletions
diff --git a/xlators/nfs/lib/src/rpc-socket.c b/xlators/nfs/lib/src/rpc-socket.c
deleted file mode 100644
index d2b4bfe..0000000
--- a/xlators/nfs/lib/src/rpc-socket.c
+++ /dev/null
@@ -1,365 +0,0 @@
-/*
- Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
- This file is part of GlusterFS.
-
- GlusterFS is free software; you can redistribute it and/or modify
- it under the terms of the GNU Affero General Public License as published
- by the Free Software Foundation; either version 3 of the License,
- or (at your option) any later version.
-
- GlusterFS is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Affero General Public License for more details.
-
- You should have received a copy of the GNU Affero General Public License
- along with this program. If not, see
- <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef _CONFIG_H
-#define _CONFIG_H
-#include "config.h"
-#endif
-
-#include "rpc-socket.h"
-#include "rpcsvc.h"
-#include "dict.h"
-#include "logging.h"
-#include "byte-order.h"
-#include "common-utils.h"
-#include "compat-errno.h"
-
-#include <fcntl.h>
-#include <errno.h>
-#include <sys/socket.h>
-#include <netdb.h>
-#include <netinet/in.h>
-#include <netinet/tcp.h>
-
-#ifndef AI_ADDRCONFIG
-#define AI_ADDRCONFIG 0
-#endif /* AI_ADDRCONFIG */
-
-static int
-nfs_rpcsvc_socket_server_get_local_socket (int addrfam, char *listenhost,
- uint16_t listenport,
- struct sockaddr *addr,
- socklen_t *addr_len)
-{
- struct addrinfo hints, *res = 0;
- char service[NI_MAXSERV];
- int ret = -1;
-
- memset (service, 0, sizeof (service));
- sprintf (service, "%d", listenport);
-
- memset (&hints, 0, sizeof (hints));
- addr->sa_family = hints.ai_family = addrfam;
- hints.ai_socktype = SOCK_STREAM;
- hints.ai_flags = AI_ADDRCONFIG | AI_PASSIVE;
-
- ret = getaddrinfo(listenhost, service, &hints, &res);
- if (ret != 0) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR,
- "getaddrinfo failed for host %s, service %s (%s)",
- listenhost, service, gai_strerror (ret));
- ret = -1;
- goto err;
- }
-
- memcpy (addr, res->ai_addr, res->ai_addrlen);
- *addr_len = res->ai_addrlen;
-
- freeaddrinfo (res);
- ret = 0;
-
-err:
- return ret;
-}
-
-
-int
-nfs_rpcsvc_socket_listen (int addrfam, char *listenhost, uint16_t listenport)
-{
- int sock = -1;
- socklen_t sockaddr_len;
- int flags = 0;
- int ret = -1;
- int opt = 1;
- union gf_sock_union sock_union;
-
- ret = nfs_rpcsvc_socket_server_get_local_socket (addrfam, listenhost,
- listenport,
- &sock_union.sa,
- &sockaddr_len);
-
- if (ret == -1)
- return ret;
-
- sock = socket (sock_union.sa.sa_family, SOCK_STREAM, 0);
- if (sock == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "socket creation failed"
- " (%s)", strerror (errno));
- goto err;
- }
-
- flags = fcntl (sock, F_GETFL);
- if (flags == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "cannot get socket flags"
- " (%s)", strerror(errno));
- goto close_err;
- }
-
- ret = fcntl (sock, F_SETFL, flags | O_NONBLOCK);
- if (ret == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "cannot set socket "
- "non-blocking (%s)", strerror (errno));
- goto close_err;
- }
-
- ret = setsockopt (sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof (opt));
- if (ret == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "setsockopt() for "
- "SO_REUSEADDR failed (%s)", strerror (errno));
- goto close_err;
- }
-
- ret = bind (sock, &sock_union.sa, sockaddr_len);
- if (ret == -1) {
- if (errno != EADDRINUSE) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "binding socket "
- "failed: %s", strerror (errno));
- goto close_err;
- }
- }
-
- ret = listen (sock, 10);
- if (ret == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "could not listen on"
- " socket (%s)", strerror (errno));
- goto close_err;
- }
-
- return sock;
-
-close_err:
- close (sock);
- sock = -1;
-
-err:
- return sock;
-}
-
-
-int
-nfs_rpcsvc_socket_accept (int listenfd)
-{
- int new_sock = -1;
- struct sockaddr_storage new_sockaddr = {0, };
- socklen_t addrlen = sizeof (new_sockaddr);
- int flags = 0;
- int ret = -1;
- int on = 1;
-
- new_sock = accept (listenfd, SA (&new_sockaddr), &addrlen);
- if (new_sock == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR,"accept on socket failed");
- goto err;
- }
-
- flags = fcntl (new_sock, F_GETFL);
- if (flags == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "cannot get socket flags"
- " (%s)", strerror(errno));
- goto close_err;
- }
-
- ret = fcntl (new_sock, F_SETFL, flags | O_NONBLOCK);
- if (ret == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "cannot set socket "
- "non-blocking (%s)", strerror (errno));
- goto close_err;
- }
-
-#ifdef TCP_NODELAY
- ret = setsockopt(new_sock, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on));
- if (ret == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "cannot set no-delay "
- " socket option");
- }
-#endif
-
- return new_sock;
-
-close_err:
- close (new_sock);
- new_sock = -1;
-
-err:
- return new_sock;
-}
-
-ssize_t
-nfs_rpcsvc_socket_read (int sockfd, char *readaddr, size_t readsize)
-{
- ssize_t dataread = 0;
- ssize_t readlen = -1;
-
- if (!readaddr)
- return -1;
-
- while (readsize > 0) {
- readlen = read (sockfd, readaddr, readsize);
- if (readlen == -1) {
- if (errno != EAGAIN) {
- dataread = -1;
- break;
- } else
- break;
- } else if (readlen == 0)
- break;
-
- dataread += readlen;
- readaddr += readlen;
- readsize -= readlen;
- }
-
- return dataread;
-}
-
-
-ssize_t
-nfs_rpcsvc_socket_write (int sockfd, char *buffer, size_t size, int *eagain)
-{
- size_t writelen = -1;
- ssize_t written = 0;
-
- if (!buffer)
- return -1;
-
- while (size > 0) {
- writelen = write (sockfd, buffer, size);
- if (writelen == -1) {
- if (errno != EAGAIN) {
- written = -1;
- break;
- } else {
- *eagain = 1;
- break;
- }
- } else if (writelen == 0)
- break;
-
- written += writelen;
- size -= writelen;
- buffer += writelen;
- }
-
- return written;
-}
-
-
-int
-nfs_rpcsvc_socket_peername (int sockfd, char *hostname, int hostlen)
-{
- struct sockaddr sa;
- socklen_t sl = sizeof (sa);
- int ret = EAI_FAIL;
-
- if (!hostname)
- return ret;
-
- ret = getpeername (sockfd, &sa, &sl);
- if (ret == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "Failed to get peer name:"
- " %s", strerror (errno));
- ret = EAI_FAIL;
- goto err;
- }
-
- ret = getnameinfo (&sa, sl, hostname, hostlen, NULL, 0, 0);
- if (ret != 0)
- goto err;
-
-err:
- return ret;
-}
-
-
-int
-nfs_rpcsvc_socket_peeraddr (int sockfd, char *addrstr, int addrlen,
- struct sockaddr *returnsa, socklen_t sasize)
-{
- struct sockaddr sa;
- int ret = EAI_FAIL;
-
- if (returnsa)
- ret = getpeername (sockfd, returnsa, &sasize);
- else {
- sasize = sizeof (sa);
- ret = getpeername (sockfd, &sa, &sasize);
- }
-
- if (ret == -1) {
- gf_log (GF_RPCSVC_SOCK, GF_LOG_ERROR, "Failed to get peer addr:"
- " %s", strerror (errno));
- ret = EAI_FAIL;
- goto err;
- }
-
- /* If caller did not specify a string into which the address can be
- * stored, dont bother getting it.
- */
- if (!addrstr) {
- ret = 0;
- goto err;
- }
-
- if (returnsa)
- ret = getnameinfo (returnsa, sasize, addrstr, addrlen, NULL, 0,
- NI_NUMERICHOST);
- else
- ret = getnameinfo (&sa, sasize, addrstr, addrlen, NULL, 0,
- NI_NUMERICHOST);
-
-err:
- return ret;
-}
-
-
-int
-nfs_rpcsvc_socket_block_tx (int sockfd)
-{
-
- int ret = -1;
- int on = 1;
-
-#ifdef TCP_CORK
- ret = setsockopt(sockfd, IPPROTO_TCP, TCP_CORK, &on, sizeof(on));
-#endif
-
-#ifdef TCP_NOPUSH
- ret = setsockopt(sockfd, IPPROTO_TCP, TCP_NOPUSH, &on, sizeof(on));
-#endif
-
- return ret;
-}
-
-
-int
-nfs_rpcsvc_socket_unblock_tx (int sockfd)
-{
- int ret = -1;
- int off = 0;
-
-#ifdef TCP_CORK
- ret = setsockopt(sockfd, IPPROTO_TCP, TCP_CORK, &off, sizeof(off));
-#endif
-
-#ifdef TCP_NOPUSH
- ret = setsockopt(sockfd, IPPROTO_TCP, TCP_NOPUSH, &off, sizeof(off));
-#endif
- return ret;
-}
-