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sys_info.sh revision 1.8
      1 #! /bin/sh
      2 
      3 # $NetBSD: sys_info.sh,v 1.8 2017/08/23 01:17:46 kre Exp $
      4 
      5 # Copyright (c) 2016 Alistair Crooks <agc (at] NetBSD.org>
      6 # All rights reserved.
      7 #
      8 # Redistribution and use in source and binary forms, with or without
      9 # modification, are permitted provided that the following conditions
     10 # are met:
     11 # 1. Redistributions of source code must retain the above copyright
     12 #    notice, this list of conditions and the following disclaimer.
     13 # 2. Redistributions in binary form must reproduce the above copyright
     14 #    notice, this list of conditions and the following disclaimer in the
     15 #    documentation and/or other materials provided with the distribution.
     16 #
     17 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     19 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     21 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     22 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 #
     28 
     29 SYS_INFO_VERSION=$( D="\$Date: 2017/08/23 01:17:46 $"; set -f;
     30 			IFS=" /"; set -- $D; printf %s "$2$3$4" )
     31 
     32 PATH=$(sysctl -n user.cs_path)
     33 export PATH
     34 
     35 LIBRARY_PATH=${LD_LIBRARY_PATH:-/usr/lib:/usr/X11R7/lib}
     36 
     37 # default libraries when no args are given (sorted...)
     38 LIBS=
     39 LIBS="${LIBS} libc"
     40 LIBS="${LIBS} libcurses"
     41 LIBS="${LIBS} libdrm"
     42 LIBS="${LIBS} libm"
     43 LIBS="${LIBS} libresolv"
     44 LIBS="${LIBS} libsqlite"
     45 LIBS="${LIBS} libssh"
     46 LIBS="${LIBS} libstdc++"
     47 LIBS="${LIBS} libterminfo"
     48 LIBS="${LIBS} libutil"
     49 LIBS="${LIBS} libX11"
     50 LIBS="${LIBS} libXaw7"
     51 LIBS="${LIBS} libXcb"
     52 LIBS="${LIBS} libXfont"
     53 LIBS="${LIBS} libXft"
     54 LIBS="${LIBS} libXrandr"
     55 LIBS="${LIBS} libXt"
     56 
     57 # short script to look for an executable $2, and if found, to place
     58 # path in $1
     59 # taken from pkgsrc bootstrap
     60 which_prog()
     61 {
     62 	local IFS _var _name _d -
     63 	set -f
     64 
     65 	_var="$1"; _name="$2"
     66 
     67 	eval _d=\"\$$_var\"
     68 	if [ -n "$_d" ]; then
     69 		# Variable is already set (by the user, for example)
     70 		return 0
     71 	fi
     72 
     73 	IFS=:
     74 	for _d in $PATH ; do
     75 		if [ -f "$_d/$_name" ] && [ -x "$_d/$_name" ]; then
     76 			# Program found
     77 			eval $_var=\""$_d/$_name"\"
     78 			return 0
     79 		fi
     80 	done
     81 
     82 	return 1
     83 }
     84 
     85 savedIFS=unset
     86 saveIFS() { savedIFS="${IFS-unset}"; IFS="$1"; }
     87 restIFS() { test "${savedIFS}" = unset && unset IFS || IFS="${savedIFS}"; }
     88 
     89 run() {
     90 	 # must send to stderr, as run is used in $() sometimes.
     91 	 $verbose && printf >&2 '%s\n' "${PS4:-...: }${1}"
     92 	 eval "$1"
     93 }
     94 
     95 # print out the version for the given argument (or everything)
     96 
     97 # case patterns are sorted by output order so
     98 #	sys_info
     99 # and
    100 #	sys_info | sort -f
    101 # generate identical output
    102 
    103 getversion() {
    104 	case "$1" in
    105 	'')
    106 		# arriving here implies all==true, not possible otherwise
    107 		;&
    108 	awk)
    109 		run "awk --version | awk '{ print \$1 \"-\" \$3 }'"
    110 		$all || return 0 ;&
    111 	[Bb][Ii][Nn][Dd]|named)
    112 		run "named -v | awk '{ gsub(\"-\", \"\", \$2); gsub(\"P\", \"pl\", \$2); print tolower(\$1) \"-\" \$2 }'"
    113 		$all || return 0 ;&
    114 	bozohttpd|httpd)
    115 		v=$(run "/usr/libexec/httpd -G" 2>/dev/null)
    116 		case "${v}" in
    117 		"")
    118 			run  "strings -a /usr/libexec/httpd | awk -F/ '\$1 == \"bozohttpd\" && NF == 2 { print \$1 \"-\" \$2; exit }'"
    119 			;;
    120 		*)
    121 			printf '%s\n' "bozohttpd-${v##*/}"
    122 			;;
    123 		esac
    124 		$all || return 0 ;&
    125 	bzip2)
    126 		run  "bzip2 --help 2>&1 | awk '{ sub(\",\", \"\", \$7); print \"bzip2-\" \$7; exit }'"
    127 		$all || return 0 ;&
    128 	calendar)
    129 		v=$(run "calendar -v" 2>/dev/null || true)
    130 		case "${v}" in
    131 		"")	printf '%s\n' "calendar-20150701" ;;
    132 		*)	printf '%s\n' "${v}" ;;
    133 		esac
    134 		$all || return 0 ;&
    135 	dhcpcd)
    136 		run  "dhcpcd --version | sed -e 's/ /-/g' -e 1q"
    137 		$all || return 0 ;&
    138 	ftpd)
    139 		run "strings -a /usr/libexec/ftpd | awk '\$1 == \"NetBSD-ftpd\" { print \"ftpd-\" \$2 }'"
    140 		$all || return 0 ;&
    141 	g++|c++)
    142 		run "g++ --version | awk '{ print \$1 \"-\" \$4; exit }'"
    143 		$all || return 0 ;&
    144 	gcc|cc)
    145 		run "gcc --version | awk '{ print \$1 \"-\" \$4; exit }'"
    146 		$all || return 0 ;&
    147 	grep)
    148 		run "grep --version | awk '{ print \$1 \"-\" \$4 \$5; exit }'"
    149 		$all || return 0 ;&
    150 	gzip)
    151 		run "gzip --version 2>&1 | awk '{ print \$2 \"-\" \$3 }'"
    152 		$all || return 0 ;&
    153 	lib*)
    154 		for L in ${1:-$LIBS}; do
    155 			saveIFS :
    156 			for d in ${LIBRARY_PATH} nowhere; do
    157 				restIFS
    158 				if [ -e ${d}/$L.so ]; then
    159 					run "ls -al \"${d}/$L.so\" | sed -e 's/^.*-> //' -e 's;^.*/;;' -e 's/\\.so\\./-/'"
    160 					break
    161 				fi
    162 			done
    163 			restIFS
    164 			test "$d" = nowhere && test -n "$1" &&
    165 				printf 2>&1 '%s\n' "$0: library $1 not found"
    166 		done
    167 		$all || return 0 ;&
    168 	[Nn]et[Bb][Ss][Dd]|kernel)
    169 		run "uname -sr | awk '{ print \$1 \"-\" \$2 }'"
    170 		$all || return 0 ;&
    171 	netpgp)
    172 		run "netpgp -V | awk '{ sub(\"/.*\", \"\", \$3); print \"netpgp-\" \$3; exit }'"
    173 		$all || return 0 ;&
    174 	netpgpverify)
    175 		run "netpgpverify -v | awk '{ print \$1 \"-\" \$3 }'"
    176 		$all || return 0 ;&
    177 	ntp)
    178 		run "ntpq --version | awk '{ sub(\"-.\", \"\"); sub(\"p\", \"pl\", \$2); print \"ntp-\" \$2 }'"
    179 		$all || return 0 ;&
    180 	openssh|ssh)
    181 		run "ssh -V 2>&1 | awk '{ sub(\"_\", \"-\", \$1); print tolower(\$1) }'"
    182 		$all || return 0 ;&
    183 	opensshd|sshd)
    184 		run "sshd -V 2>&1 | awk '/OpenSSH/ { sub(\"_\", \"D-\", \$1); print tolower(\$1) }'"
    185 		$all || return 0 ;&
    186 	openssl)
    187 		run "openssl version 2>/dev/null | awk '{ print tolower(\$1) \"-\" \$2 }'"
    188 		$all || return 0 ;&
    189 	sh)
    190 		run "set -- \$NETBSD_SHELL; case \"\$1+\$2\" in *+BUILD*) ;; +) set -- ancient;; *) set -- \"\$1\";;esac; printf 'sh-%s\\n' \$1\${2:+-\${2#BUILD:}}"
    191 		$all || return 0 ;&
    192 	sqlite|sqlite3)
    193 		run "sqlite3 --version | awk '{ print \"sqlite3-\" \$1 }'"
    194 		$all || return 0 ;&
    195 	sys_info)
    196 		run "printf '%s\n' sys_info-${SYS_INFO_VERSION}"
    197 		$all || return 0 ;&
    198 	tcsh)
    199 		if which_prog tcshpath tcsh; then
    200 			run "${tcshpath} --version | awk '{ print \$1 \"-\" \$2 }'"
    201 		else
    202 			$all || printf >&2 '%s\n' "tcsh: not found"
    203 		fi
    204 		$all || return 0 ;&
    205 	tzdata)
    206 		if [ -f /usr/share/zoneinfo/TZDATA_VERSION ]; then
    207 			run "cat /usr/share/zoneinfo/TZDATA_VERSION"
    208 		else
    209 			run "printf '%s\n' tzdata-too-old-to-matter"
    210 		fi
    211 		$all || return 0 ;&
    212 	unbound)
    213 		if which_prog unboundpath unbound-control; then
    214 			run "${unboundpath} -h | awk '/^Version/ { print \"unbound-\" \$2 }'"
    215 		else
    216 			$all || printf >&2 '%s\n' "unbound: not found"
    217 		fi
    218 		$all || return 0 ;&
    219 	[uU]ser[lL]and|release)
    220 		run "sed </etc/release -e 's/ /-/g' -e 's/^/userland-/' -e 1q"
    221 		$all || return 0 ;&
    222 	xz)
    223 		run "xz --version | awk '{ print \$1 \"-\" \$4; exit }'"
    224 		$all || return 0 ;&
    225 
    226 	'')			# never matches
    227 		;;		# but terminates ;& sequence
    228 
    229 	*)	printf >&2 '%s\n' "Unrecognised subsystem: $1"
    230 		ERRS=1
    231 		;;
    232 	esac
    233 }
    234 
    235 verbose=false
    236 # check if we have our only option
    237 while getopts "L:P:v" a; do
    238 	case "$a" in
    239 	v)	verbose=true;;
    240 	L)	LIBRARY_PATH=${OPTARG};;
    241 	P)	PATH=${OPTARG};;
    242 	\?)	printf >&2 '%s\n' \
    243 		    "Usage: $0 [-P path] [-L libdirs] [-v] [system...]"
    244 		exit 2
    245 	esac
    246 done
    247 shift $((OPTIND - 1))
    248 
    249 if [ $# -eq 0 ]; then
    250 	set -- ''
    251 	all=true
    252 else
    253 	# note this deletes any attempt to use '' as an arg.
    254 	set -- $( printf '%s\n' "$@" | sort -u )
    255 	all=false
    256 fi
    257 
    258 ERRS=0
    259 while [ $# -gt 0 ]; do
    260 	getversion "$1"
    261 	shift
    262 done
    263 exit $ERRS
    264