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install.sh
executable file
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install.sh
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#!/bin/bash
###############################################################################
#
# install.sh - Installs/Updates NagVis
#
# Copyright (c) 2004-2011 NagVis Project (Contact: info@nagvis.org)
#
# Development:
# Wolfgang Nieder
# Lars Michelsen <lars@vertical-visions.de>
#
# License:
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# 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., 675 Mass Ave, Cambridge, MA 02139, USA.
#
###############################################################################
# Some initialisations
###############################################################################
# Default action
INSTALLER_ACTION="install"
# Be quiet? (Enable/Disable confirmations)
INSTALLER_QUIET=0
# Should the installer change config options when possible?
INSTALLER_CONFIG_MOD="y"
# files to ignore/delete
IGNORE_DEMO=""
# backends to use
NAGVIS_BACKENDS="mklivestatus,ndo2db,ido2db,merlinmy"
# data source
SOURCE=nagios
# skip checks
RC=0
FORCE=0
UNDO=0
ACONF="y"
REMOVE="n"
LOG=install.log
CALL="$0"
NAGVIS_PATH_PARAM_SET=0
NAGVIS_PATH_OLD_PARAM_SET=0
# Default Path to Graphviz binaries
GRAPHVIZ_PATH="/usr/local/bin"
# Version of NagVis to be installed
NAGVIS_VER=$(cat share/server/core/defines/global.php | grep CONST_VERSION | awk -F"'" '{ print $4 }')
INSTALLER_VERSION=$NAGVIS_VER
# Version of old NagVis (will be detected if update)
NAGVIS_VER_OLD=""
# Relative path to the NagVis configuration file
NAGVIS_CONF="etc/nagvis.ini.php"
# Relative path to the NagVis SQLite auth database
NAGVIS_AUTH_DB="etc/auth.db"
# File for saving the old removed map permissions
AUTH_BACKUP="etc/auth-backup"
# Default nagios web conf
HTML_SAMPLE="etc/apache2-nagvis.conf-sample"
# Default nagios web conf
HTML_CONF="nagvis.conf"
# Saving current timestamp for backup when updating
DATE=$(date +%Y-%m-%d_%H:%M:%S)
# Web path to the NagVis base directory
HTML_PATH=""
# Path to webserver conf
WEB_PATH=""
# Default webserver user
WEB_USER=""
# Default webserver group
WEB_GROUP=""
# Version prerequisites
NEED_PHP_VERSION=$(cat share/server/core/defines/global.php | grep CONST_NEEDED_PHP_VERSION | awk -F"'" '{ print $4 }')
[ -z "$NEED_PHP_VERSION" ] && NEED_PHP_VERSION="5.0"
NEED_PHP_MODULES="gd mbstring gettext session xml pdo"
NEED_GV_MOD="dot neato twopi circo fdp"
NEED_GV_VERSION=2.14
NEED_SQLITE_VERSION=3.0
LINE_SIZE=78
GREP_INCOMPLETE=0
# Function definitions
###############################################################################
. install_lib
# format version string
fmt_version() {
V=${1//a/.0.0}
V=${V//b/.0.2}
V=${V//rc/.0.4}
if [ ${#V} -eq 3 ]; then
V=${V}.0.60
fi
NV=""
for S in "${V//./ }"; do
NV="$NV$(printf %02d $S)"
done
while [ ${#NV} -lt 8 ]; do
NV=${NV}0
done
echo $NV
}
# Print usage
usage() {
cat <<EOD
NagVis Installer $INSTALLER_VERSION
Installs or updates NagVis on your system.
Usage: $0 [OPTIONS]
General Parameters:
-s <SOURCE> Data source, defaults to Nagios, may be Icinga
-n <PATH> Path to Nagios/Icinga base directory (\$BASE)
Default value: $NAGIOS_PATH
-b <PATH> Path to graphviz binaries ($NEED_GV_MOD)
Default value: $GRAPHVIZ_PATH
-p <PATH> Path to NagVis base directory to install to
Default value: $NAGVIS_PATH
-O <PATH> Path to the old NagVis base directory to update from.
You only need to set this if it is different than the new NagVis base
directory given in "-p". This may be useful when updating from 1.4
to 1.6 where the paths to NagVis changed.
Default value: $NAGVIS_PATH
-W <PATH> Web path to the NagVis base directory
Default: $HTML_PATH
-u <USER> User who runs the webserver
-g <GROUP> Group who runs the webserver
-w <PATH> Path to the webserver config files
-i <BACKENDs> Comma separated list of backends to use:
Available backends: mklivestatus, ndo2db, ido2db, merlinmy
Backend specific parameters:
ndo2db, ido2db:
-m <BINARY> Full path to the NDO/IDO module
Default value: \$BASE/bin/ndo2db
mklivestatus:
-l <SOCKET> MKLivestatus socket. Has to be in the following format:
TCP Socket: tcp:<ip>:<port>
Unix Socket: unix:<full-path>
Default value: unix:\$BASE/var/rw/live
Flag parameters:
-o Omit demo files
-a [y|n] Install the config file for the web server (y/n)
-r When performing an update of an existing NagVis installation the old
NagVis directory will be saved in a backup directory. When you know
what you are doing you can tell the installer to remove this backup
directory after a successful installation.
-q Quiet mode. The installer won't ask for confirmation of what to do.
The installer will use the hard coded options or the values given
by command line parameters.
This can be useful for automatic or scripted deployment
WARNING: Only use this if you know what you are doing
-F This is the force mode. Specifying this flag will call the installer
skip all validity checks and install NagVis with the given options
WARNING: Only use this if you know what you are doing
-c [y|n] Update configuration files when possible? Parses all existing
configuration files, checks for deprecated and missing options and
fixes known problems. This option has only effects when updating
mechanisms have been added to this installer.
-v Version information
-h This message
EOD
}
# Print version information
version() {
cat <<EOD
NagVis installer, version $INSTALLER_VERSION
Copyright (C) 2004-2011 NagVis Project (Contact: info@nagvis.org)
License: GNU General Public License version 2
Development:
- Wolfgang Nieder
- Lars Michelsen <lars@vertical-visions.de>
EOD
}
# Print line
line() {
[ $INSTALLER_QUIET -eq 1 ] && return
DASHES="--------------------------------------------------------------------------------------------------------------"
SIZE2=`expr $LINE_SIZE - 4`
if [ -z "$1" ]; then
OUT=`printf "+%${LINE_SIZE}.${LINE_SIZE}s+\n" $DASHES`
else
if [ -z "$2" ]; then
OUT=`printf "+--- %s\n" "$1"`
else
OUT=`printf "+--- %${SIZE2}.${SIZE2}s+\n" "$1 $DASHES"`
fi
fi
echo "$OUT"
}
# Print text
text() {
[ $INSTALLER_QUIET -eq 1 ] && return
SIZE2=`expr $LINE_SIZE - 3`
if [ -z "$1" ]; then
OUT=`printf "%s%${LINE_SIZE}s%s\n" "|" "" "|"`
else
if [ -z "$2" ]; then
OUT=`printf "%s\n" "$1"`
else
OUT=`printf "%-${LINE_SIZE}.${LINE_SIZE}s %s\n" "$1" "$2"`
fi
fi
echo "$OUT"
}
# Ask user for confirmation
confirm() {
echo -n "| $1 [$2]: "
read ANS
[ -z $ANS ] && ANS=$2
ANS=`echo $ANS | tr "jyos" "YYYY" | cut -c 1,1`
[ "$ANS" != "Y" ]&&ANS="N"
}
# Ask user for confirmation
check_confirm() {
ANS=`echo $ANS | tr "jyos" "yyyy" | cut -c 1,1`
if [ "$ANS" = "y" ]; then
return 0
else
return 0
fi
}
# Check Nagios path
check_nagios_path() {
if [ -d $NAGIOS_PATH ]; then
log " $SOURCE path $NAGIOS_PATH" "found"
return 0
else
log " $SOURCE path $NAGIOS_PATH" ""
return 1
fi
}
check_web_user() {
if [ "`getent passwd $WEB_USER | cut -d':' -f1`" = "$WEB_USER" ]; then
return 0
else
echo "| Error: User $WEB_USER not found."
return 1
fi
}
check_web_group() {
if [ "`getent group $WEB_GROUP | cut -d':' -f1`" = "$WEB_GROUP" ]; then
return 0
else
echo "| Error: Group $WEB_GROUP not found."
exit 1
fi
}
ask_user() {
VAR=$1
DEFAULT=$2
MANDATORY=$3
VERIFY_FUNC=$4
TEXT=$5
RETURN=1
while true; do
if [ $INSTALLER_QUIET -ne 1 ]; then
echo -n "| $TEXT [$DEFAULT]: "
read OPT
if [ ! -z $OPT ]; then
eval "${VAR}=$OPT"
else
eval "${VAR}=$DEFAULT"
fi
fi
if [ $MANDATORY -eq 1 -a "${!VAR}" != "" ] || [ $MANDATORY -eq 0 ]; then
if [ "$VERIFY_FUNC" != "" ]; then
${VERIFY_FUNC}
if [ $? = 0 ]; then
RETURN=0
fi
# In quiet mode break in all cases
if [ $INSTALLER_QUIET -eq 1 -o $RETURN = 0 ]; then
break
fi
else
RETURN=0
break
fi
else
break
fi
done
return $RETURN
}
# Print welcome message
welcome() {
[ $INSTALLER_QUIET -eq 1 ] && return
cat <<EOD
+------------------------------------------------------------------------------+
| $(printf "Welcome to NagVis Installer %-48s" $INSTALLER_VERSION) |
+------------------------------------------------------------------------------+
| This script is built to facilitate the NagVis installation and update |
| procedure for you. The installer has been tested on the following systems: |
| - Debian, since Etch (4.0) |
| - Ubuntu, since Hardy (8.04) |
| - SuSE Linux Enterprise Server 10 and 11 |
| |
| Similar distributions to the ones mentioned above should work as well. |
| That (hopefully) includes RedHat, Fedora, CentOS, OpenSuSE |
| |
| If you experience any problems using these or other distributions, please |
| report that to the NagVis team. |
+------------------------------------------------------------------------------+
EOD
ask_user "ANS" "y" 1 "check_confirm" \
"Do you want to proceed?"
if [ "$ANS" != "y" ]; then
text
text "| Installer aborted, exiting..." "|"
line ""
exit 1
fi
}
# Print module state, exit if necessary
log() {
[ $INSTALLER_QUIET -eq 1 ] && return
SIZE=`expr $LINE_SIZE - 8`
if [ -z "$2" ]; then
OUT=`printf "%-${SIZE}s %s\n" "| $1" "MISSING |"`
elif [ "$2" = "needed" ]; then
OUT="$1 needed"
elif [ "$2" = "warning" ]; then
OUT=`printf "%-${LINE_SIZE}s |\n" "| $1"`
elif [ "$2" = "done" ]; then
OUT=`printf "%-${SIZE}s %s\n" "| $1" " done |"`
elif [ "$2" = "no_ex" ]; then
SIZE=`expr $LINE_SIZE - 16`
OUT=`printf "%-${SIZE}s %s\n" "| $1" " not executable |"`
else
OUT=`printf "%-${SIZE}s %s\n" "| $1" " found |"`
fi
echo "$OUT"
}
# Tries to detect the Nagios path using the running Nagios process
# Will overwrite the NAGIOS_PATH when found some Nagios running
detect_nagios_path() {
IFS=$'\n'
init_id=1
os_type=`uname -s`
case $os_type in
SunOS) # In Solaris Zone, there's no init process (id = 1) but zsched (random id)
init_id=$(ps -ef | grep " zsched$" | grep -v grep | awk '{ print $2 }' | head -1)
;;
esac
for N_PROC in `
case $os_type in
SunOS) /bin/ps -ef -o pid,ppid,user,args ;;
*) ps ax -o pid,ppid,user,command ;;
esac | grep "bin/$SOURCE" | grep -v grep`; do
IFS=" "
# 2138 1 nagios /d/nagvis-dev/nagios/bin/nagios -d /d/nagvis-dev/nagios/etc/nagios.cfg
N_PID=`expr "$N_PROC" : ' *\([0-9]*\)'`
N_PPID=`expr "$N_PROC" : ' *[0-9]* *\([0-9]*\)'`
N_USR=`expr "$N_PROC" : ' *[0-9]* *[0-9]* *\([^ ]*\)'`
N_CMD=`expr "$N_PROC" : ' *[0-9]* *[0-9]* *[^ ]* *\(.*\)'`
echo "$N_CMD" | grep -i " -d" >/dev/null
if [[ $? -eq 0 && $N_PPID -eq $init_id ]]; then
N_BIN=${N_CMD%% *}
NAGIOS_PATH=${N_BIN%%/bin/$SOURCE}
NAGIOS_PATH=${NAGIOS_PATH%/}
fi
done
IFS=" "
}
# Tries to detect the correct path to the livestatus socket locally
detect_livestatus_socket() {
if [ -S "/var/run/nagios/rw/live" ]; then
LIVESTATUS_SOCK="unix:/var/run/nagios/rw/live"
else
LIVESTATUS_SOCK="unix:$NAGIOS_PATH/var/rw/live"
fi
}
# Check Backend module prerequisites
check_backend() {
# Ask to configure the backends during update
if [ $INSTALLER_ACTION = "update" ]; then
confirm "Do you want to update the backend configuration?" "n"
if [ "$ANS" = "N" ]; then
return
fi
fi
BACKENDS=""
text "| Checking Backends. (Available: $NAGVIS_BACKENDS)" "|"
if [ $INSTALLER_QUIET -ne 1 ]; then
if [ -z "$NAGVIS_BACKEND" ]; then
ASK=`echo $NAGVIS_BACKENDS | sed 's/,/ /g'`
for i in $ASK; do
DEFAULT="n"
if [ "$i" = "mklivestatus" ]; then
DEFAULT="y"
fi
confirm "Do you want to use backend $i?" $DEFAULT
if [ "$ANS" = "Y" ]; then
BACKENDS=$BACKENDS,$i
fi
done
NAGVIS_BACKEND=$BACKENDS
fi
NAGVIS_BACKEND=${NAGVIS_BACKEND#,}
fi
echo $NAGVIS_BACKEND | grep -i "MKLIVESTATUS" >/dev/null
if [ $? -eq 0 ]; then
[ -z "$LIVESTATUS_SOCK" ] && detect_livestatus_socket
# Check if the livestatus socket is available
# when not using a tcp socket
if [[ "$LIVESTATUS_SOCK" =~ unix:* ]]; then
if [ -S ${LIVESTATUS_SOCK#unix:} ]; then
log " Livestatus Socket (${LIVESTATUS_SOCK#unix:})" "found"
elif [ $INSTALLER_QUIET -ne 1 ]; then
# Loop until we got what we want in interactive mode
while [[ ! "$LIVESTATUS_SOCK" =~ tcp:* && ! -S ${LIVESTATUS_SOCK#unix:} ]]; do
log " Livestatus Socket (${LIVESTATUS_SOCK#unix:})" ""
text "| Valid socket formats are: tcp:127.0.0.1:7668 or unix:/path/to/live" "|"
echo -n "| Please enter your MKLivestatus socket: "
read APATH
if [ ! -z $APATH ]; then
LIVESTATUS_SOCK=$APATH
if [[ ! "$LIVESTATUS_SOCK" =~ unix:* && ! "$LIVESTATUS_SOCK" =~ tcp:* ]]; then
text "| Invalid socket format. Take a look above for valid formats." "|"
elif [[ ! "$LIVESTATUS_SOCK" =~ unix:* ]]; then
text "| Unable to check TCP-Sockets, hope you entered the correct socket." "|"
fi
fi
done
else
log " Livestatus Socket (${LIVESTATUS_SOCK#unix:})" ""
fi
CALL="$CALL -l \"$LIVESTATUS_SOCK\""
else
text "| Unable to check TCP-Sockets, hope you entered the correct socket." "|"
fi
# Check if php socket module is available
check_php_modules "sockets" "$NEED_PHP_VERSION"
if [ "$BACKENDS" = "" ]; then
BACKENDS="mklivestatus"
else
BACKENDS="${BACKENDS},mklivestatus"
fi
fi
echo $NAGVIS_BACKEND | grep -i "NDO2DB" >/dev/null
if [ $? -eq 0 ]; then
# Check ndo2db binary with version suffix
[ -z "$NDO_MOD" ]&&NDO_MOD="$NAGIOS_PATH/bin/ndo2db-3x"
NDO=`$NDO_MOD --version 2>/dev/null | grep -i "^NDO2DB"`
# Check ndo2db binary without version suffix
if [ -z "$NDO" ]; then
NDO_MOD="$NAGIOS_PATH/bin/ndo2db"
NDO=`$NDO_MOD --version 2>/dev/null | grep -i "^NDO2DB"`
fi
[ -z "$NDO" ]&&NDO_MOD="NDO Module ndo2db"
log " $NDO_MOD (ndo2db)" $NDO
# Check if php mysql module is available
check_php_modules "mysql" "$NEED_PHP_VERSION"
if [ "$BACKENDS" = "" ]; then
BACKENDS="ndo2db"
else
BACKENDS="${BACKENDS},ndo2db"
fi
fi
echo $NAGVIS_BACKEND | grep -i "IDO2DB" >/dev/null
if [ $? -eq 0 ]; then
# Check IDO
if [ -z "$NDO" ]; then
NDO_MOD="$NAGIOS_PATH/bin/ido2db"
fi
NDO=`$NDO_MOD --version 2>/dev/null | grep -i "^IDO2DB"`
[ -z "$NDO" ]&&NDO_MOD="IDO Module ido2db"
log " $NDO_MOD (ido2db)" $NDO
# Check if php mysql module is available
check_php_modules "mysql" "$NEED_PHP_VERSION"
if [ "$BACKENDS" = "" ]; then
BACKENDS="ido2db"
else
BACKENDS="${BACKENDS},ido2db"
fi
fi
# Check merlin prerequisites if necessary
echo $NAGVIS_BACKEND | grep -i "MERLINMY" >/dev/null
if [ $? -eq 0 ]; then
#text "| *** Sorry, no checks yet for merlin" "|"
# Check if php mysql module is available
check_php_modules "mysql" "$NEED_PHP_VERSION"
if [ "$BACKENDS" = "" ]; then
BACKENDS="merlinmy"
else
BACKENDS="${BACKENDS},merlinmy"
fi
fi
if [ -z "$BACKENDS" ]; then
log "NO (valid) backend(s) specified"
fi
BACKENDS=${BACKENDS#,}
[ ! -z "$BACKENDS" ] && CALL="$CALL -b $NAGVIS_BACKEND"
}
# Check Apache PHP module
check_apache_php() {
DIR=$1
[ ! -d $DIR ] && return
WEB_PATH=${DIR%%/}
[ -d $DIR/conf.d ]&&WEB_PATH=$WEB_PATH/conf.d
# The apache user/group are defined by env vars in Ubuntu, set them here
[ -f $DIR/envvars ] && source $DIR/envvars
MODPHP=`find $DIR -type f -exec grep -ie "mod_php.*\.so" -e "libphp.*\.so" {} \; | tr -s " " | cut -d" " -f3 | uniq`
# Only try to detect user when not set or empty
if [ -z "$WEB_USER" ]; then
WEB_USER=`find $DIR -type f -name "*conf" -exec grep -i "^User" {} \; | grep -vi "UserDir" | cut -d" " -f2 | uniq`
VAR=`echo $WEB_USER | grep "$" >/dev/null 2>&1`
[ $? -eq 0 ] && WEB_USER=`eval "echo $WEB_USER"`
fi
# Only try to detect group when not set or empty
if [ -z "$WEB_GROUP" ]; then
WEB_GROUP=`find $DIR -type f -name "*.conf" -exec grep -i "^Group" {} \; | cut -d" " -f2 | uniq`
VAR=`echo $WEB_GROUP | grep "$" >/dev/null 2>&1`
[ $? -eq 0 ] && WEB_GROUP=`eval "echo $WEB_GROUP"`
fi
}
# Check Graphviz version by installed system package
check_graphviz_version() {
if [ "${PKG##/*/}" = "dpkg" ]; then
GRAPHVIZ_VER=`$PKG -l "graphviz" | grep "graphviz" | grep ii | awk -F' ' '{ print $3 }' | sed "s/-.*$//" | cut -d"." -f1,2`
elif [ "${PKG##/*/}" = "rpm" ]; then
GRAPHVIZ_VER=`$PKG -qa "graphviz" | sed "s/graphviz-//g" | sed "s/-.*$//" | cut -d"." -f1,2`
elif [ "${PKG##/*/}" = "pkginfo" ]; then
GRAPHVIZ_VER=`$PKG -l "SMCgviz" | grep VERSION | awk '{print $2}'`
else
GRAPHVIZ_VER=`$PKG list installed "graphviz" | grep "installed" | awk -F' ' '{ print $2 }' | sed "s/-.*$//" | cut -d"." -f1,2`
fi
GRAPHVIZ_FMT=`fmt_version $GRAPHVIZ_VER`
if [ -z "$GRAPHVIZ_VER" ]; then
log "WARNING: The Graphviz package was not found." "warning"
log " This may not be a problem if you installed it from source" "warning"
else
log "Graphviz $GRAPHVIZ_VER" $GRAPHVIZ_VER
if [ $GRAPHVIZ_FMT -lt $GRAPHVIZ_REQ ]; then
log "| Error: Version >= $1" "needed"
fi
fi
}
# Check Graphviz Modules
check_graphviz_modules() {
for MOD in $1
do
TMP=`which $MOD 2>/dev/null`
[ -z "$TMP" ] && TMP=`which $GRAPHVIZ_PATH/$MOD 2>/dev/null`
if [ -s "$TMP" ]; then
GV_MOD_VER=`$MOD -V 2>&1`
GV_MOD_VER=${GV_MOD_VER#*version }
GV_MOD_VER=${GV_MOD_VER% (*}
fi
log " Graphviz Module $MOD $GV_MOD_VER" $TMP
if [ -n "$GV_MOD_VER" ]; then
GV_MOD_FMT=`fmt_version $GV_MOD_VER`
if [ $GV_MOD_FMT -lt $GRAPHVIZ_REQ ]; then
log "| Error: Version >= $2" "needed"
fi
fi
done
}
# Check PHP Version
check_php_version() {
if [ "${PKG##/*/}" = "dpkg" ]; then
PHP_VER=`$PKG -l "php[0-9]" 2>/dev/null | grep "php" | grep ii | awk -F' ' '{ print $3 }' | sed "s/-.*$//" | cut -d"." -f1,2`
elif [ "${PKG##/*/}" = "rpm" ]; then
PHP_VER=`$PKG -qa "php[0-9]" | sed "s/php[0-9]\-//g" | sed "s/-.*$//" | cut -d"." -f1,2`
else
PHP_VER=`$PKG list installed "php[0-9]" 2>/dev/null | grep "installed" | awk -F' ' '{ print $2 }' | sed "s/-.*$//" | cut -d"." -f1,2`
fi
PHP=`which php 2>/dev/null`
if [ -z "$PHP_VER" ]; then
if [ -s "$PHP" -a -x "$PHP" ]; then
PHP_VER=`$PHP -v | head -1 | sed -e "s/PHP \([0-9\]\+\.[0-9\]\+\).*/\1/"`
fi
fi
log "PHP $PHP_VER" $PHP_VER
if [ -n "$PHP_VER" ]; then
PHP_FMT=`fmt_version $PHP_VER`
PHP_REQ=`fmt_version $NEED_PHP_VERSION`
if [ $PHP_FMT -lt $PHP_REQ ]; then
log "| Error: Version >= $1" "needed"
fi
fi
}
# Check PHP modules
check_php_modules() {
for MOD in $1
do
TMP=""
if [ "${PKG##/*/}" = "dpkg" ]; then
MOD_VER=`$PKG -l "php[0-9]-$MOD" 2>/dev/null | grep "php" | grep "ii" | awk -F' ' '{ print $3 }' | sed "s/-.*$//" | cut -d"." -f1,2`
elif [ "${PKG##/*/}" = "rpm" ]; then
MOD_VER=`$PKG -qa "php[0-9]?-$MOD" | sed "s/php[0-9]?\-$MOD-//g" | sed "s/-.*$//" | cut -d"." -f1,2`
else
MOD_VER=`$PKG list installed "php[0-9]-$MOD" 2>/dev/null | grep "php" | grep "installed" | awk -F' ' '{ print $2 }' | sed "s/-.*$//" | cut -d"." -f1,2`
fi
# maybe compiled in module
if [ -s "$PHP" -a -x "$PHP" ]; then
TMP=`$PHP -m 2>&1 | grep -i "^$MOD$"`
[ -z "$MOD_VER" -a -n "$TMP" ]&&MOD_VER="compiled_in"
fi
if [ -z "$TMP" ]; then
TMP=`find /etc/ -type f -name "php?" -exec grep -ie "$MOD" {} \; | cut -d"=" -f2`
fi
# RedHat: /etc/php.d/...
if [ -z "$TMP" -a -d /etc/php.d/ ]; then
TMP=`grep -ie "$MOD" /etc/php.d/* | cut -d"=" -f2`
fi
# Ubuntu: /etc/php5/conf.d
if [ -z "$TMP" -a -d /etc/php5/conf.d ]; then
TMP=`grep -ie "extension=$MOD" /etc/php5/conf.d/* | sed 's/.*=//;s/\.so*//'`
fi
log " PHP Module: $MOD $MOD_VER" $TMP
if [ -n "$MOD_VER" ]; then
if [ `echo "$2 $MOD_VER" | awk '{if ($1 > $2) print $1; else print $2}'` = $2 ]; then
log " WARNING: Module $MOD not found." "warning"
log " This may not be a problem. You can ignore this if your php" "warning"
log " was compiled with the module included" "warning"
fi
fi
done
}
# Check SQLite version
check_sqlite_version() {
if [ "${PKG##/*/}" = "dpkg" ]; then
SQLITE_VER=`$PKG -l "sqlite3" | grep "sqlite" | grep ii | awk -F' ' '{ print $3 }' | sed "s/-.*$//" | cut -d"." -f1,2`
elif [ "${PKG##/*/}" = "rpm" ]; then
SQLITE_VER=`$PKG -qa "sqlite" | sed "s/sqlite-//g" | sed "s/-.*$//" | cut -d"." -f1,2`
else
SQLITE_VER=`$PKG list installed "sqlite" | grep "installed" | awk -F' ' '{ print $2 }' | sed "s/-.*$//" | cut -d"." -f1,2`
fi
SQLITE_FMT=`fmt_version $SQLITE_VER`
if [ -z "$SQLITE_VER" ]; then
log "WARNING: The SQLite package was not found." "warning"
log " This may not be a problem if you installed it from source" "warning"
else
log "SQLite $SQLITE_VER" $SQLITE_VER
if [ $SQLITE_FMT -lt $SQLITE_REQ ]; then
log "| Error: Version >= $1" "needed"
fi
fi
}
# Check return code
chk_rc() {
LRC=$?
if [ $LRC -ne 0 ]; then
echo $* Return Code: $LRC
if [ $UNDO -eq 1 ]; then
ANS="n"
ask_user "ANS" "y" 1 "check_confirm" \
"Do you want to revert to old NagVis version?"
if [ "$ANS" = "y" ]; then
text "| Trying to revert to old NagVis version" "|"
text "| Renaming $NAGVIS_PATH to ${NAGVIS_PATH}_broken" "|"
[ -d $NAGVIS_PATH ]&& mv $NAGVIS_PATH ${NAGVIS_PATH}_broken
text "| Renaming $NAGVIS_PATH_BACKUP to $NAGVIS_PATH_OLD" "|"
[ -d $NAGVIS_PATH_BACKUP ]&& mv $NAGVIS_PATH_BACKUP $NAGVIS_PATH_OLD
fi
fi
exit 1
else
if [ "$2" != "" ]; then
echo "$2"
fi
fi
}
rename_template_files() {
DONE=""
# 1: source directory
SOURCE=$1
# 2: target directory
TARGET=$2
# 3: template type
TYPE=$3
[ -n "$LINE" ] && DONE=`log "$LINE" done`
FILES=`find $NAGVIS_PATH/$SOURCE -type f -printf "%f\n"`
IFS=$'\n'
for FILE in $FILES; do
IFS=" "
FILE_NEW=`echo "$FILE" | sed 's/tmpl\.//g' | sed "s/\.html/\.$TYPE\.html/g" | sed "s/\.css/\.$TYPE\.css/g"`
cp -p "$NAGVIS_PATH/$SOURCE/$FILE" "$NAGVIS_PATH/$TARGET/$FILE_NEW"
chk_rc "| Error renaming $TYPE template file ($SOURCE/$FILE to $TARGET/$FILE_NEW)" "$DONE"
done
IFS=" "
}
copy_dir_xpath() {
DONE=""
# 1: Exclude pattern
# 2: Old dir
# 3: New dir
[ -n "$LINE" ] && DONE=`log "$LINE" done`
# Get files and directories to copy. This takes only the elements in the
# given directory.
# FILES=`find $NAGVIS_PATH_BACKUP/$2 -mindepth 1 -maxdepth 1`
FILES=`find $NAGVIS_PATH_BACKUP/$2/* -prune 2> /dev/null`
# Maybe exclude some files
if [ "$1" != "" ]; then
FILES=`echo "$FILES" | grep -vE $1`
fi
if [ "$FILES" != "" ]; then
cp -pr `echo "$FILES" | xargs` $NAGVIS_PATH/$3
chk_rc "| Error copying dir $2 to $3" "$DONE"
fi
}
restore() {
copy $NAGVIS_PATH_BACKUP/$1 $NAGVIS_PATH/$1 "$2" "$3"
}
copy() {
DONE=""
# DEBUG: [ -n "$LINE" ] && line "$LINE"
[ -n "$LINE" ] && DONE=`log "$LINE" done`
[ -z "$3" ] && WHAT=$1 || WHAT=$3
# When trying to copy a file/dir which does not exist just skip it
if [[ "$1" != */ && ! -e "$1" ]]; then
return
fi
FILTER=
if [ "$4" != "" ]; then
for F in $4; do
FILTER=$FILTER\ --exclude\ $F
done
fi
rsync -aq -f "- .gitignore" $FILTER $1 $2
chk_rc "| Error copying $WHAT" "$DONE"
LINE=""
DONE=""
}
set_perm() {
if [ -d "$2" -o -f "$2" -o "${2#${2%?}}" = "*" ]; then
# Don't do anything when called with globbing and directory is empty
if [[ "${2#${2%?}}" = "*" && "`ls -1 "${2%*\*}"`" = "" ]]; then
return 0
else
DONE=`log "$2" done`
chmod $1 $2
chk_rc "| Error setting permissions for $2" "$DONE"
fi
fi
}
makedir() {
if [ ! -d $1 ]; then
DONE=`log "Creating directory $1..." done`
mkdir -p $1
chk_rc "| Error creating directory $1" "$DONE"
fi
}
# Main program starting
###############################################################################
# More (re)initialisations
# Version info
NAGVIS_TAG=`fmt_version "$NAGVIS_VER"`
[ -z "$NAGVIS_TAG" ]&&NAGVIS_TAG=01000000
if [ $NAGVIS_TAG -lt 01050000 ]; then
echo "Error: This installer version only installs NagVis 1.5x or newer"
exit 1
fi
S=`echo $* | grep -i "\-s icinga"`
[ $? -eq 0 ]&&SOURCE=icinga
# Default hardcoded Nagios path
NAGIOS_PATH="/usr/local/$SOURCE"
# Try to detect the Nagios path with some magic
detect_nagios_path
# Default hardcoded NagVis base
NAGVIS_PATH="${NAGIOS_PATH%%nagios}"
NAGVIS_PATH="${NAGVIS_PATH%/}/nagvis"
NAGVIS_PATH_OLD=$NAGVIS_PATH
# Default nagios share webserver path
HTML_PATH="/nagvis"
# Process command line options
if [ $# -gt 0 ]; then
while getopts "p:n:m:l:w:W:u:b:g:c:i:s:O:a:ohqvFr" options $OPTS; do
case $options in
n)
NAGIOS_PATH=${OPTARG%/}
;;
m)
NDO_MOD=$OPTARG
;;
l)
LIVESTATUS_SOCK=$OPTARG
;;
b)
GRAPHVIZ_PATH=$OPTARG
;;
p)
NAGVIS_PATH=${OPTARG%/}
NAGVIS_PATH_PARAM_SET=1
if [ $NAGVIS_PATH_OLD_PARAM_SET -eq 0 ]; then
NAGVIS_PATH_OLD=$NAGVIS_PATH
fi
;;
O)
NAGVIS_PATH_OLD=${OPTARG%/}
NAGVIS_PATH_OLD_PARAM_SET=1
;;
w)
WEB_PATH=${OPTARG%/}
;;
W)
HTML_PATH=$OPTARG
;;
u)
WEB_USER=$OPTARG
;;
g)
WEB_GROUP=$OPTARG
;;
i)
NAGVIS_BACKEND=$OPTARG
;;
o)
IGNORE_DEMO="demo*cfg demo*png demo*ini.php demo-*.csv"
;;
q)
INSTALLER_QUIET=1
;;
c)
INSTALLER_CONFIG_MOD=$OPTARG
;;
s)
SOURCE=`echo $OPTARG | tr [A-Z] [a-z]`
;;
a)
ACONF="$OPTARG"
;;
F)
FORCE=1
;;
r)
REMOVE="y"
;;
h)
usage
exit 0
;;
v)
version
exit 0
;;
*)
echo "Error: Unknown option."
usage
exit 1
;;
esac
done
fi
if [ $FORCE -eq 1 ]; then
if [ -z "$WEB_USER" -o -z "$WEB:GROUP" -o -z "$WEB_PATH" ]; then
echo "ERROR: Using '-F' you also have to specify '-u ...', '-g ...' and '-w ...'"
exit 1
fi
fi
find_bin()
{
bin=$1
case `uname -s` in
SunOS) which $bin | grep -v "^no $bin in" ;;
*) which $bin 2> /dev/null ;;
esac
}
{
# Print welcome message
welcome
# Start gathering information
line ""
text "| Starting installation of NagVis $NAGVIS_VER" "|"
line ""
[ -f /etc/issue ]&&OS=`grep -v "^\s*$" /etc/issue | sed 's/\\\.*//' | head -1`
[ -n "$OS" ]&&text "| OS : $OS" "|"
text
line "Checking for tools" "+"
WHICH=`whereis which | awk '{print $2}'`
if [ -z $WHICH ]; then
log "'which' not found (maybe package missing). Aborting..."
exit 1
fi
PKG=`find_bin dpkg`
[ -z "$PKG" ] && PKG=`find_bin rpm`
[ -z "$PKG" ] && PKG=`find_bin yum`