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|
#!/bin/bash
# (C) 2006, 2007, 2008 Gluster Inc. <http://www.gluster.com>
#
# This program 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 2 of
# the License, or (at your option) any later version.
#
# This program 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, write to the Free
# Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301 USA
_init ()
{
# log level definitions
LOG_NONE=NONE;
LOG_CRITICAL=CRITICAL;
LOG_ERROR=ERROR;
LOG_WARNING=WARNING;
LOG_NORMAL=NORMAL
LOG_DEBUG=DEBUG;
LOG_TRACE=TRACE;
# set default log level to NORMAL
log_level=$LOG_NORMAL;
prefix="@prefix@";
exec_prefix=@exec_prefix@;
cmd_line=$(echo "@sbindir@/glusterfs");
}
start_glusterfs ()
{
if [ -n "$log_level_str" ]; then
case "$log_level_str" in
"ERROR")
log_level=$LOG_ERROR;
;;
"NORMAL")
log_level=$LOG_NORMAL
;;
"DEBUG")
log_level=$LOG_DEBUG;
;;
"CRITICAL")
log_level=$LOG_CRITICAL;
;;
"WARNING")
log_level=$LOG_WARNING;
;;
"TRACE")
log_level=$LOG_TRACE;
;;
"NONE")
log_level=$LOG_NONE;
;;
*)
echo "invalid log level $log_level_str, using NORMAL";
log_level=$LOG_NORMAL;
;;
esac
fi
cmd_line=$(echo "$cmd_line --log-level=$log_level");
if [ -n "$read_only" ]; then
cmd_line=$(echo "$cmd_line --read-only");
fi
if [ -n "$log_file" ]; then
cmd_line=$(echo "$cmd_line --log-file=$log_file");
fi
if [ -n "$volfile_check" ]; then
cmd_line=$(echo "$cmd_line --volfile-check");
fi
if [ -n "$direct_io_mode" ]; then
cmd_line=$(echo "$cmd_line --disable-direct-io-mode");
fi
if [ -n "$volume_name" ]; then
cmd_line=$(echo "$cmd_line --volume-name=$volume_name");
fi
if [ -n "$log_server" ]; then
if [ -n "$log_server_port" ]; then
cmd_line=$(echo "$cmd_line \
--log-server=$log_server \
--log-server-port=$log_server_port");
fi
fi
if [ -z "$volfile_loc" ]; then
if [ -n "$server_ip" ]; then
if [ -n "$server_port" ]; then
cmd_line=$(echo "$cmd_line --volfile-server-port=$server_port");
fi
if [ -n "$transport" ]; then
cmd_line=$(echo "$cmd_line --volfile-server-transport=$transport");
fi
if [ -n "$volume_id" ]; then
cmd_line=$(echo "$cmd_line --volfile-id=$volume_id");
fi
if [ -n "$backupvolfile_server" ]; then
cmd_line1=$(echo "$cmd_line --volfile-server=$backupvolfile_server");
fi
cmd_line=$(echo "$cmd_line --volfile-server=$server_ip");
fi
else
cmd_line=$(echo "$cmd_line --volfile=$volfile_loc");
fi
cmd_line=$(echo "$cmd_line $mount_point");
$cmd_line;
# retry the failover
if [ $? != "0" ]; then
if [ -n "$cmd_line1" ]; then
cmd_line1=$(echo "$cmd_line1 $mount_point");
$cmd_line1
fi
fi
}
usage ()
{
echo "Usage: mount.glusterfs <volumeserver>:<volumeid/volumeport> -o <options> <mountpoint>
Options:
man 8 mount.glusterfs
To display the version number of the mount helper:
mount.glusterfs --version"
}
main ()
{
helper=$(echo "$@" | sed -n 's/.*\--[ ]*\([^ ]*\).*/\1/p');
options=$(echo "$@" | sed -n 's/.*\-o[ ]*\([^ ]*\).*/\1/p');
new_log_level=$(echo "$options" | sed -n 's/.*log-level=\([^,]*\).*/\1/p');
[ -n "$new_log_level" ] && {
log_level_str="$new_log_level";
}
log_file=$(echo "$options" | sed -n 's/.*log-file=\([^,]*\).*/\1/p');
read_only=$(echo "$options" | sed -n 's/.*\(ro\)[^,]*.*/\1/p');
transport=$(echo "$options" | sed -n 's/.*transport=\([^,]*\).*/\1/p');
direct_io_mode=$(echo "$options" | sed -n 's/.*direct-io-mode=\([^,]*\).*/\1/p');
volume_name=$(echo "$options" | sed -n 's/.*volume-name=\([^,]*\).*/\1/p');
volume_id=$(echo "$options" | sed -n 's/.*volume_id=\([^,]*\).*/\1/p');
volfile_check=$(echo "$options" | sed -n 's/.*volfile-check=\([^,]*\).*/\1/p');
server_port=$(echo "$options" | sed -n 's/.*server-port=\([^,]*\).*/\1/p');
backupvolfile_server=$(echo "$options" | sed -n 's/.*backupvolfile-server=\([^,]*\).*/\1/p');
log_server=$(echo "$options" | sed -n 's/.*log-server=\([^,]*\).*/\1/p');
log_server_port=$(echo "$options" | sed -n 's/.*log-server-port=\([^,]*\).*/\1/p');
volfile_loc="$1";
[ -r "$volfile_loc" ] || {
server_ip=$(echo "$volfile_loc" | sed -n 's/\([^\:]*\).*/\1/p');
test_str=$(echo "$volfile_loc" | sed -n 's/.*:\([^ ]*\).*/\1/p');
[ -n "$test_str" ] && {
volume_id="$test_str";
}
volfile_loc="";
}
new_fs_options=$(echo "$options" | sed -e 's/[,]*log-file=[^,]*//' \
-e 's/[,]*log-level=[^,]*//' \
-e 's/[,]*volume-name=[^,]*//' \
-e 's/[,]*direct-io-mode=[^,]*//' \
-e 's/[,]*volfile-check=[^,]*//' \
-e 's/[,]*transport=[^,]*//' \
-e 's/[,]*backupvolfile-server=[^,]*//' \
-e 's/[,]*server-port=[^,]*//' \
-e 's/[,]*volume-id=[^,]*//' \
-e 's/[,]*log-server=[^,]*//' \
-e 's/[,]*ro[^,]*//' \
-e 's/[,]*log-server-port=[^,]*//');
#
[ -n "$helper" ] && {
cmd_line=$(echo "$cmd_line --$helper");
exec $cmd_line;
exit 0;
}
mount_point=""
for arg in "$@"; do
[ -d "$arg" ] && {
mount_point=$arg
}
done
[ -z "$mount_point" ] && {
usage;
exit 0;
}
# Simple check to avoid multiple identical mounts
if grep -q " $mount_point fuse" /etc/mtab; then
echo -n "$0: according to mtab, GlusterFS is already mounted on "
echo "$mount_point"
sleep 1;
exit 0;
fi
fs_options=$(echo "$fs_options,$new_fs_options");
start_glusterfs;
sleep 3;
}
_init "$@" && main "$@";
|
