From 55219903e32e750cfdf58260e7c3a2c4f2bfe16e Mon Sep 17 00:00:00 2001 From: Vijay Bellur Date: Mon, 25 Jul 2011 15:31:21 +0530 Subject: libglusterfs: Bring in os_daemon_* routines to replace modified FreeBSD code Change-Id: I41f4635b1b75adb6d22e2e325b99941f8d7a0b42 BUG: 3206 Reviewed-on: http://review.gluster.com/100 Tested-by: Gluster Build System Reviewed-by: Amar Tumballi --- contrib/apple/daemon.c | 101 ------------------------------------------- contrib/apple/daemon.h | 21 --------- glusterfsd/src/Makefile.am | 4 +- libglusterfs/src/Makefile.am | 6 +-- libglusterfs/src/daemon.c | 68 +++++++++++++++++++++++++++++ libglusterfs/src/daemon.h | 32 ++++++++++++++ 6 files changed, 105 insertions(+), 127 deletions(-) delete mode 100644 contrib/apple/daemon.c delete mode 100644 contrib/apple/daemon.h create mode 100644 libglusterfs/src/daemon.c create mode 100644 libglusterfs/src/daemon.h diff --git a/contrib/apple/daemon.c b/contrib/apple/daemon.c deleted file mode 100644 index 060f6a430..000000000 --- a/contrib/apple/daemon.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - Copyright (c) 2010 Gluster, Inc. - - Based on http://www.opensource.apple.com/source/Libc/Libc-583/gen/FreeBSD/daemon.c - */ - -/*- - * Copyright (c) 1990, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include -#include -#include -#include - -int -os_daemon_return(nochdir, noclose) - int nochdir, noclose; -{ - struct sigaction osa, sa; - int fd; - pid_t newgrp; - int oerrno; - int osa_ok; - int ret; - - /* A SIGHUP may be thrown when the parent exits below. */ - sigemptyset(&sa.sa_mask); - sa.sa_handler = SIG_IGN; - sa.sa_flags = 0; - osa_ok = sigaction(SIGHUP, &sa, &osa); - - ret = fork(); - if (ret) - return ret; - - newgrp = setsid(); - oerrno = errno; - if (osa_ok != -1) - sigaction(SIGHUP, &osa, NULL); - - if (newgrp == -1) { - errno = oerrno; - return (-1); - } - - if (!nochdir) - (void)chdir("/"); - - /* Was using '_PATH_DEVNULL' earlier. As it was not defined in solaris, - changed to hardcoded path (and removed '#include ' too) */ - if (!noclose && (fd = open("/dev/null", O_RDWR, 0)) != -1) { - (void)dup2(fd, STDIN_FILENO); - (void)dup2(fd, STDOUT_FILENO); - (void)dup2(fd, STDERR_FILENO); - if (fd > 2) - (void)close(fd); - } - return (0); -} - -int -os_daemon(int nochdir, int noclose) -{ - int ret; - - ret = os_daemon_return(nochdir, noclose); - if (ret <= 0) - return ret; - - _exit(0); -} diff --git a/contrib/apple/daemon.h b/contrib/apple/daemon.h deleted file mode 100644 index aa88d9baa..000000000 --- a/contrib/apple/daemon.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - Copyright (c) 2010 Gluster, Inc. - This file is part of GlusterFS. - - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU 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 - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - . -*/ - -int os_daemon_return(int nochdir, int noclose); -int os_daemon(int nochdir, int noclose); diff --git a/glusterfsd/src/Makefile.am b/glusterfsd/src/Makefile.am index 2056ca898..17d7a4a81 100644 --- a/glusterfsd/src/Makefile.am +++ b/glusterfsd/src/Makefile.am @@ -1,6 +1,6 @@ sbin_PROGRAMS = glusterfsd -glusterfsd_SOURCES = glusterfsd.c glusterfsd-mgmt.c $(CONTRIBDIR)/apple/daemon.c +glusterfsd_SOURCES = glusterfsd.c glusterfsd-mgmt.c glusterfsd_LDADD = $(top_builddir)/libglusterfs/src/libglusterfs.la \ $(top_builddir)/rpc/rpc-lib/src/libgfrpc.la \ $(top_builddir)/rpc/xdr/src/libgfxdr.la \ @@ -11,7 +11,7 @@ noinst_HEADERS = glusterfsd.h glusterfsd-mem-types.h AM_CFLAGS = -fPIC -Wall -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -D$(GF_HOST_OS)\ -I$(top_srcdir)/libglusterfs/src -DDATADIR=\"$(localstatedir)\" \ -DCONFDIR=\"$(sysconfdir)/glusterfs\" $(GF_GLUSTERFS_CFLAGS) \ - -I$(top_srcdir)/rpc/rpc-lib/src -I$(top_srcdir)/rpc/xdr/src -I$(CONTRIBDIR)/apple + -I$(top_srcdir)/rpc/rpc-lib/src -I$(top_srcdir)/rpc/xdr/src CLEANFILES = diff --git a/libglusterfs/src/Makefile.am b/libglusterfs/src/Makefile.am index 3405ee5c3..0f932cb30 100644 --- a/libglusterfs/src/Makefile.am +++ b/libglusterfs/src/Makefile.am @@ -6,11 +6,11 @@ libglusterfs_la_LIBADD = @LEXLIB@ lib_LTLIBRARIES = libglusterfs.la -libglusterfs_la_SOURCES = dict.c graph.lex.c y.tab.c xlator.c logging.c hashfn.c defaults.c common-utils.c timer.c inode.c call-stub.c compat.c fd.c compat-errno.c event.c mem-pool.c gf-dirent.c syscall.c iobuf.c globals.c statedump.c stack.c checksum.c $(CONTRIBDIR)/md5/md5.c $(CONTRIBDIR)/rbtree/rb.c rbthash.c latency.c graph.c $(CONTRIBDIR)/uuid/clear.c $(CONTRIBDIR)/uuid/copy.c $(CONTRIBDIR)/uuid/gen_uuid.c $(CONTRIBDIR)/uuid/pack.c $(CONTRIBDIR)/uuid/parse.c $(CONTRIBDIR)/uuid/unparse.c $(CONTRIBDIR)/uuid/uuid_time.c $(CONTRIBDIR)/uuid/compare.c $(CONTRIBDIR)/uuid/isnull.c $(CONTRIBDIR)/uuid/unpack.c syncop.c graph-print.c trie.c run.c +libglusterfs_la_SOURCES = dict.c graph.lex.c y.tab.c xlator.c logging.c hashfn.c defaults.c common-utils.c timer.c inode.c call-stub.c compat.c fd.c compat-errno.c event.c mem-pool.c gf-dirent.c syscall.c iobuf.c globals.c statedump.c stack.c checksum.c daemon.c $(CONTRIBDIR)/md5/md5.c $(CONTRIBDIR)/rbtree/rb.c rbthash.c latency.c graph.c $(CONTRIBDIR)/uuid/clear.c $(CONTRIBDIR)/uuid/copy.c $(CONTRIBDIR)/uuid/gen_uuid.c $(CONTRIBDIR)/uuid/pack.c $(CONTRIBDIR)/uuid/parse.c $(CONTRIBDIR)/uuid/unparse.c $(CONTRIBDIR)/uuid/uuid_time.c $(CONTRIBDIR)/uuid/compare.c $(CONTRIBDIR)/uuid/isnull.c $(CONTRIBDIR)/uuid/unpack.c syncop.c graph-print.c trie.c run.c -noinst_HEADERS = common-utils.h defaults.h dict.h glusterfs.h hashfn.h logging.h xlator.h stack.h timer.h list.h inode.h call-stub.h compat.h fd.h revision.h compat-errno.h event.h mem-pool.h byte-order.h gf-dirent.h locking.h syscall.h iobuf.h globals.h statedump.h checksum.h $(CONTRIBDIR)/md5/md5.h $(CONTRIBDIR)/rbtree/rb.h rbthash.h iatt.h latency.h mem-types.h $(CONTRIBDIR)/uuid/uuidd.h $(CONTRIBDIR)/uuid/uuid.h $(CONTRIBDIR)/uuid/uuidP.h $(CONTRIBDIR)/uuid/uuid_types.h syncop.h graph-utils.h trie.h run.h +noinst_HEADERS = common-utils.h defaults.h dict.h glusterfs.h hashfn.h logging.h xlator.h stack.h timer.h list.h inode.h call-stub.h compat.h fd.h revision.h compat-errno.h event.h mem-pool.h byte-order.h gf-dirent.h locking.h syscall.h iobuf.h globals.h statedump.h checksum.h daemon.h $(CONTRIBDIR)/md5/md5.h $(CONTRIBDIR)/rbtree/rb.h rbthash.h iatt.h latency.h mem-types.h $(CONTRIBDIR)/uuid/uuidd.h $(CONTRIBDIR)/uuid/uuid.h $(CONTRIBDIR)/uuid/uuidP.h $(CONTRIBDIR)/uuid/uuid_types.h syncop.h graph-utils.h trie.h run.h -EXTRA_DIST = graph.l graph.y $(CONTRIBDIR)/apple/daemon.c $(CONTRIBDIR)/apple/daemon.h +EXTRA_DIST = graph.l graph.y graph.lex.c: graph.l y.tab.h $(LEX) -t $(srcdir)/graph.l > $@ diff --git a/libglusterfs/src/daemon.c b/libglusterfs/src/daemon.c new file mode 100644 index 000000000..a6476ec2e --- /dev/null +++ b/libglusterfs/src/daemon.c @@ -0,0 +1,68 @@ +/* + Copyright (c) 2011 Gluster, Inc. + 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 + . +*/ + +#include +#include +#include +#include "daemon.h" + +int +os_daemon_return (int nochdir, int noclose) +{ + pid_t pid = -1; + int ret = -1; + FILE *ptr = NULL; + + + ret = fork(); + if (ret) + return ret; + + pid = setsid(); + + if (pid == -1) { + ret = -1; + goto out; + } + + if (!nochdir) + ret = chdir("/"); + + if (!noclose) { + ptr = freopen (DEVNULLPATH, "r", stdin); + ptr = freopen (DEVNULLPATH, "w", stdout); + ptr = freopen (DEVNULLPATH, "w", stderr); + } + + ret = 0; +out: + return ret; +} + +int +os_daemon (int nochdir, int noclose) +{ + int ret = -1; + + ret = os_daemon_return (nochdir, noclose); + if (ret <= 0) + return ret; + + _exit (0); +} diff --git a/libglusterfs/src/daemon.h b/libglusterfs/src/daemon.h new file mode 100644 index 000000000..c1ecd3c37 --- /dev/null +++ b/libglusterfs/src/daemon.h @@ -0,0 +1,32 @@ +/* + Copyright (c) 2010 Gluster, Inc. + 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 + . +*/ + +#ifndef _DAEMON_H +#define _DAEMON_H + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#define DEVNULLPATH "/dev/null" + +int os_daemon_return(int nochdir, int noclose); +int os_daemon(int nochdir, int noclose); +#endif /*_DAEMON_H */ -- cgit