431 lines
14 KiB
Bash
Executable File
431 lines
14 KiB
Bash
Executable File
#!/bin/bash
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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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#-------------------------------------------------------------------------------
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#=head1 syslog
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#=head2 syslog command that setsup the syslogd for MS, SV and nodes.
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# On MS, it makes sure all the xCAT messages goes to /var/log/messages file,
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# it enables syslogd receving logs from remote machies.
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# On MS, it sends all the messages to MS,
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# it enables syslogd receving logs from remote nodes.
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# On node, it sends all the messages its master.
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# Input: none, it takes the following environment variables:
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# OSVER: possible values are sles10, fedora8, redhat5, aix etc.
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#=cut
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#-------------------------------------------------------------------------------
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if [ "$(uname -s|tr 'A-Z' 'a-z')" = "linux" ];then
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str_dir_name=`dirname $0`
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. $str_dir_name/xcatlib.sh
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fi
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master=$MASTER
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conf_file="/etc/syslog.conf"
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sysconfig="/etc/sysconfig/syslog"
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init="/etc/init.d/syslog"
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ng=0
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isSN=0
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isLinux=1
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isRsyslog=0
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isC3=0
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#systemdEnabled=0
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# pmatch determines if 1st argument string is matched by 2nd argument pattern
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pmatch ()
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{
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case $1 in
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$2) return 0;; # zero return code means string matched by pattern
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esac
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return 1 # non-zero return code means string not matched by pattern
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}
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# is_lsb_ubuntu exit status indicates whether system appears to be Ubuntu.
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# Using required /etc/lsb-release file, instead of optional lsb_release command.
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is_lsb_ubuntu ()
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{
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awk '
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(match($0, "^[ \t]*DISTRIB_ID=") == 1) { # A DISTRIB_ID line
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id = substr($0, RLENGTH + 1) # Save its value
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}
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END {
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# Examine last DISTRIB_ID value to see if Ubuntu indicated
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if (match(id, "^(Ubuntu|\"Ubuntu\")[ \t]*$") == 1) {
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exit 0 # Ubuntu
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}
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exit 1 # Not Ubuntu
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}
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' /etc/lsb-release >/dev/null 2>&1
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# Routine exit status is exit status of the last command -- the awk script.
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#
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# Note: if /etc/lsb-release does not exist, the exit status indicates
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# failure (not Ubuntu), which is the correct outcome.
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}
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config_Rsyslog_C3()
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{
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isReceiving=0
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isLocal=$1
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if [ -f /etc/xCATMN ] || [ $isSN -eq 1 ]
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then
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isReceiving=1
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fi
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if [ ! -f $2.XCATORIG ]; then
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cp -f $2 $2.XCATORIG
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else
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cat $2 > $2.XCATORIG
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fi
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grep "xCAT settings" $conf_file 2>&1 1> /dev/null
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if [ $? -eq 0 ]; then
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sed "/# xCAT settings/,$ d" $2 >/tmp/sed.tmp
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cat /tmp/sed.tmp >$2
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fi
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echo "# xCAT settings" >> $2
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#enable to receive remote logging
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if [ $isReceiving -eq 1 ]; then
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sed 's/^\#\(\s\)*\$ModLoad\(\s\)*imudp/\$ModLoad imudp/' $2 >/tmp/sed.tmp
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cat /tmp/sed.tmp >$2
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sed 's/^\#\(\s\)*\$UDPServerRun/\$UDPServerRun/' $2 >/tmp/sed.tmp
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cat /tmp/sed.tmp >$2
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fi
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#enable to send the logging to master
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if [ $isLocal -eq 1 ]; then
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#enable the MN to log all the logs from CN and MN itself
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sed 's/\(^[^\#].*\/var\/log\/messages\)/\#\1/g' $2 >/tmp/sed.tmp
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cat /tmp/sed.tmp >$2
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echo "*.debug /var/log/messages" >> $2
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touch /var/log/messages
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else
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sed 's/^\(\*\..*\)/\#\1/' $2 >/tmp/sed.tmp
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cat /tmp/sed.tmp >$2
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sed 's/^\(news\|local7\|mail\|authpriv\|cron\|kern\)\./\#\1\./' $2 >/tmp/sed.tmp
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cat /tmp/sed.tmp >$2
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echo "*.* @$master" >> $2
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fi
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}
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# This sets up rsyslog 8.x, different from the previous rsyslog versions.
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# Instead of updating /etc/rsyslog.conf for forwarding to a remote host,
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# You update /etc/rsyslog.d/remote.conf. The /etc/sysconfig/rsyslog file does not exist.
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# This is only for Linux, since AIX does not use rsyslog. It ships its own syslog in an lpp,
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# at least at the time of this code being written
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config_rsyslog_V8()
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{
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goLocal=0;
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conf_file="/etc/rsyslog.conf"
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remoteconf="/etc/rsyslog.d/remote.conf"
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# If this is a Management Node or Service Node, then it will be receiving syslog entries from the
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# compute nodes. Management Node is receiving from Service Nodes and possibly compute nodes.
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# They will all be put in /var/log/messages
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# For the service node, if site table svloglocal is set then we will keep the logs on the servicenode
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# and not forward to the Management Node.
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#now handling where the logs go, if goLocal=1 then log local, if not forward to MN
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if [ -f /etc/xCATMN ]; then
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goLocal=1
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else
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# check to see if service node should forward of keep logs
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if [ $isSN -eq 1 ]; then
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if [ -n "$SVLOGLOCAL" ] && [ $SVLOGLOCAL -eq 1 ]; then
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goLocal=1
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fi
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fi
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fi
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if [ $goLocal -eq 1 ]; then
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#logging is local, do not forward
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#making sure all the messages goes to /var/log/messages
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touch /var/log/messages
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# backup rsyslog.conf
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if [ ! -f $conf_file.XCATORIG ]; then
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cp -f $conf_file $conf_file.XCATORIG
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fi
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grep "xCAT settings" $conf_file 2>&1 1> /dev/null
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if [ $? -eq 0 ]; then
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sed "/# xCAT settings/,$ d" $conf_file >/tmp/sed.tmp
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cat /tmp/sed.tmp >$conf_file
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fi
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echo "# xCAT settings" >> $conf_file
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echo "*.debug /var/log/messages" >> $conf_file
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else
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# not logging local, forward logging
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# backup the existing remote.conf file from the install
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if [ ! -f $remoteconf.XCATORIG ]; then
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cp -f $remoteconf $remoteconf.XCATORIG
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fi
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# check if already an entry by xCAT. If so, we need to replace it
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grep "xCAT settings" $remoteconf 2>&1 1> /dev/null
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if [ $? -eq 0 ]; then
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sed "/# xCAT settings/,$ d" $remoteconf >/tmp/sed.tmp
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cat /tmp/sed.tmp >$remoteconf
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fi
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# add xCAT entries
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echo "# xCAT settings" >> $remoteconf
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echo "*.* @$master" >> $remoteconf
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fi
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# restart syslog ( could be service or systemctl call depending on the OS)
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restartservice syslog
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}
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#echo "NTYPE=$NTYPE,OSVER=$OSVER,OSTYPE=$OSTYPE"
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if [ "$NTYPE" = service ]; then
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isSN=1
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fi
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#if [ -e /etc/systemd ]; then
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# systemdEnabled=1
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#fi
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# check if this is rsyslog version 8, setup is different no matter what OS.
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# We only update the /etc/rsyslog.d/remote.conf file to point to the xcatmaster.
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# Do not even touch rsyslog.conf
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# There is no /etc/sysconfig/rsyslog file, so we use rsyslogd -v to get the version
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SYSLOGPROD=`rsyslogd -v | grep rsyslogd |awk {'print $1'}`
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SYSLOGVER=`rsyslogd -v | grep rsyslogd |awk {'print $2'}`
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if ( pmatch $SYSLOGPROD "*rsyslogd*" ) && ( pmatch $SYSLOGVER "8*" ); then
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config_rsyslog_V8
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#keep a record
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logger -t xCAT -p local4.info "Install: rsyslog version 8 setup"
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exit 0
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fi
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if [ "$(uname -s)" = "Linux" ]; then
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if ( pmatch $OSVER "fedora*" ) || ( pmatch $OSVER "rhels5*" ) || ( pmatch $OSVER "rhel6*" ) || ( pmatch $OSVER "rhels6*" ) || [ -f /etc/fedora-release ] || [ -f /etc/redhat-release ] || ( pmatch $OSVER "ubuntu*" ) || ( is_lsb_ubuntu ) || ( pmatch $OSVER "debian*" ); then
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if [ -e /etc/rsyslog.conf ]; then
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conf_file="/etc/rsyslog.conf"
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sysconfig="/etc/sysconfig/rsyslog"
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#init="/etc/init.d/rsyslog"
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#if [ $systemdEnabled -eq 1 ]; then
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# init="rsyslog"
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#fi
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isRsyslog=1
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if ( pmatch $OSVER "ubuntu*" ) || ( is_lsb_ubuntu ) || ( pmatch $OSVER "debian*" ); then
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sysconfig="/etc/default/rsyslog"
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fi
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fi
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else
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if ( pmatch $OSVER "sles*" ) || ( pmatch $OSVER "suse*" ) || [ -f /etc/SuSE-release ]; then
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#find out which syslog is used for SLES, syslog or syslog-ng
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result=`grep "^SYSLOG_DAEMON=" $sysconfig 2>&1`
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if ( pmatch $result "*syslog-ng*" ); then
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conf_file="/etc/syslog-ng/syslog-ng.conf"
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ng=1
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fi
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fi
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fi
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else
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sysconfig= #AIX does not have this file
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isLinux=0;
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fi
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#echo "isSN=$isSN, isLinux=$isLinux, ng=$ng"
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#echo "sysconfig=$sysconfig, confgile=$conf_file"
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#handle sysconfig file to make remote logging possible
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if [ $isLinux -eq 1 ] && [ -e $sysconfig ]; then
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if [ ! -f "$sysconfig.XCATORIG" ]; then
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cp -f $sysconfig $sysconfig.XCATORIG
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fi
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#check if it is ryslog version 3, it has totally different settings in /etc/syslog.conf
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if [ $isRsyslog -eq 1 ]; then
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grep "SYSLOGD_OPTIONS" $sysconfig | grep -e "[\-c 3|\-c3|\-c4|\-c 4]" 2>&1 1> /dev/null
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if [ $? -eq 0 ]; then
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isC3=1
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fi
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fi
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#no need to change anything for rsyslog version 3 for /etc/sysconf/rsyslog
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if [ $isC3 -eq 0 ]; then
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if [ -f /etc/xCATMN ]; then
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#on MN: make the syslogd be able to receive remote logs
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awk '{if($0 ~ /^SYSLOGD_OPTIONS=|^SYSLOGD_PARAMS=/) {
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if ($0 !~ /-r/) {sub(/-/, "-r -", $0)}
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if (($0 !~ /-m0/) && ($0 !~/-m 0/)) { sub(/-/, "-m 0 -", $0)}
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print $0}
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else { print $0}}' $sysconfig > $sysconfig.tmp
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else
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if [ $isSN -eq 1 ]; then
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#on SN: make the syslog be able to receive and forward remote logs
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awk '{if($0 ~ /^SYSLOGD_OPTIONS=|^SYSLOGD_PARAMS=/) {
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if ($0 !~ /-r/) {sub(/-/, "-r -", $0)}
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if ($0 !~ /-h/) {sub(/-/, "-h -", $0)}
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if (($0 !~ /-m0/) && ($0 !~/-m 0/)) { sub(/-/, "-m 0 -", $0)}
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print $0}
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else { print $0}}' $sysconfig > $sysconfig.tmp
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else
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##turn off the time marker on all
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awk '{if($0 ~ /^SYSLOGD_OPTIONS=|^SYSLOGD_PARAMS=/) {
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if (($0 !~ /-m0/) && ($0 !~/-m 0/)) { sub(/-/, "-m 0 -", $0)}
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print $0}
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else {print $0}}' $sysconfig > $sysconfig.tmp
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fi
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fi
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mv -f $sysconfig.tmp $sysconfig
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fi
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fi
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#syslog-ng has different way of enabling log forwarding
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if [ $ng -eq 1 ]; then
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if [ $isSN -eq 1 -o -f /etc/xCATMN ]; then
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if [ ! -f $conf_file.XCATORIG ]; then
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cp -f $conf_file $conf_file.XCATORIG
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fi
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sed 's/#udp(ip("0.0.0.0/udp(ip("0.0.0.0/' $conf_file >/tmp/sed.tmp
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cat /tmp/sed.tmp >$conf_file
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fi
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fi
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#now handling where the logs go
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goLocal=0;
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if [ -f /etc/xCATMN ]; then
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goLocal=1
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else
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if [ $isSN -eq 1 ]; then
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if [ -n "$SVLOGLOCAL" ] && [ $SVLOGLOCAL -eq 1 ]; then
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goLocal=1
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fi
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fi
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fi
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if [ $isC3 -eq 1 ]; then
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config_Rsyslog_C3 $goLocal $conf_file
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else
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if [ $goLocal -eq 1 ]; then
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#making sure all the messages goes to /var/log/messages
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touch /var/log/messages
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if [ $ng -eq 0 ]; then
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if [ ! -f $conf_file.XCATORIG ]; then
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cp -f $conf_file $conf_file.XCATORIG
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fi
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grep "xCAT settings" $conf_file 2>&1 1> /dev/null
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if [ $? -eq 0 ]; then
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sed "/# xCAT settings/,$ d" $conf_file >/tmp/sed.tmp
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cat /tmp/sed.tmp >$conf_file
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fi
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if [ $isLinux -eq 0 ]; then # aix
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echo "# xCAT settings" >> $conf_file
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echo "*.debug /var/log/messages rotate 1024K files 5" >> $conf_file
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fi
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else
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# enable the settings that will log to local files in syslog-ng
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sed -i '/destination messages/s/^#*//' $conf_file
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sed -i '/destination(messages)/s/^#*//' $conf_file
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sed -i '/destination warn/s/^#*//' $conf_file
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sed -i '/destination(warn)/s/^#*//' $conf_file
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fi
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#Ubuntu doesn't have sysconfig
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# so configuring the MN to receive UDP connections here.
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if ( pmatch $OSVER "ubuntu*" ) || ( is_lsb_ubuntu ) || ( pmatch $OSVER "debian*" ); then
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egrep \('^\$UDPServerRun 514'\|'^\$ModLoad imudp'\) $conf_file > /dev/null 2>&1;
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if [ $? -eq 1 ]; then
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echo "\$ModLoad imudp" >> $conf_file;
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echo "\$UDPServerRun 514" >> $conf_file;
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fi
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fi
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else
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#now make the syslogd fowarding the messages to the the master
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if [ $ng -eq 1 ]; then
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if [ ! -f $conf_file.XCATORIG ]; then
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cp -f $conf_file $conf_file.XCATORIG
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fi
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grep "xCAT settings" $conf_file 2>&1 1> /dev/null
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if [ $? -eq 0 ]; then
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sed "/# xCAT settings/,$ d" $conf_file >/tmp/sed.tmp
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cat /tmp/sed.tmp >$conf_file
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fi
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echo "# xCAT settings" >> $conf_file
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echo "destination loghost { udp(\"$master\"); };" >> $conf_file
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echo 'log { source(src); destination(loghost); };' >> $conf_file
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# remove the settings that will log to local files
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sed -i '/destination messages/s/^/#/' $conf_file
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sed -i '/destination(messages)/s/^/#/' $conf_file
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sed -i '/destination warn/s/^/#/' $conf_file
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sed -i '/destination(warn)/s/^/#/' $conf_file
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else
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if [ -f $conf_file.XCATORIG ]; then
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rm -f $conf_file
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else
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mv -f $conf_file $conf_file.XCATORIG
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fi
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echo "# xCAT settings" > $conf_file
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if [ $isLinux -eq 0 ]; then
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echo "*.debug @$master" >> $conf_file
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else
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if ( pmatch $OSVER "ubuntu*" ) || ( is_lsb_ubuntu ) || ( pmatch $OSVER "debian*" ); then
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echo "\$ModLoad imuxsock" >> $conf_file
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echo "*.* @$master" >> $conf_file
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else
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echo "*.* @$master" >> $conf_file
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fi
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fi
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fi
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fi
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fi
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#restart the syslog daemon to take the new conf file settings
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if [ $isLinux -eq 0 ]; then
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PARSE_SRC_STATE="-e1d;s/.* \([a-zA-Z0-9]*\)$/\1/"
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state=$(LC_ALL=C lssrc -s syslogd | LC_ALL=C sed "$PARSE_SRC_STATE")
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if [ -n "$state" ] && [ "$state" = "active" ]; then
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stopsrc -s syslogd
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fi
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#wait for syslogd to fully started
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RETRY_LIMIT=30 # number of 2 second retry intervals (60 second total)
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i=$RETRY_LIMIT
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while :
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do
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ret=`LC_ALL=C startsrc -s syslogd 2>&1`
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if ( pmatch $ret "*PID*" ); then
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break
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fi
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i=$((i - 1))
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if [ $i -gt 0 ]; then
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sleep 2
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else
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break
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fi
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done
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else
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#if [ $systemdEnabled -eq 1 ]; then
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# systemctl restart $init.service
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#else
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# $init restart
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#fi
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restartservice syslog
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fi
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#keep a record
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logger -t xCAT -p local4.info "Install: syslog setup"
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exit 0
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