mergemaster.sh revision 184804
1#!/bin/sh 2 3# mergemaster 4 5# Compare files created by /usr/src/etc/Makefile (or the directory 6# the user specifies) with the currently installed copies. 7 8# Copyright 1998-2004 Douglas Barton 9# DougB@FreeBSD.org 10 11# $FreeBSD: head/usr.sbin/mergemaster/mergemaster.sh 184804 2008-11-09 23:44:32Z sobomax $ 12 13PATH=/bin:/usr/bin:/usr/sbin 14 15display_usage () { 16 VERSION_NUMBER=`grep "[$]FreeBSD:" $0 | cut -d ' ' -f 4` 17 echo "mergemaster version ${VERSION_NUMBER}" 18 echo 'Usage: mergemaster [-scrvahipCP] [-m /path]' 19 echo ' [-t /path] [-d] [-u N] [-w N] [-D /path]' 20 echo "Options:" 21 echo " -s Strict comparison (diff every pair of files)" 22 echo " -c Use context diff instead of unified diff" 23 echo " -r Re-run on a previously cleaned directory (skip temproot creation)" 24 echo " -v Be more verbose about the process, include additional checks" 25 echo " -a Leave all files that differ to merge by hand" 26 echo " -h Display more complete help" 27 echo ' -i Automatically install files that do not exist in destination directory' 28 echo ' -p Pre-buildworld mode, only compares crucial files' 29 echo ' -C Compare local rc.conf variables to the defaults' 30 echo ' -P Preserve files that are overwritten' 31 echo " -m /path/directory Specify location of source to do the make in" 32 echo " -t /path/directory Specify temp root directory" 33 echo " -d Add date and time to directory name (e.g., /var/tmp/temproot.`date +%m%d.%H.%M`)" 34 echo " -u N Specify a numeric umask" 35 echo " -w N Specify a screen width in columns to sdiff" 36 echo " -A architecture Alternative architecture name to pass to make" 37 echo ' -D /path/directory Specify the destination directory to install files to' 38 echo " -U Attempt to auto upgrade files that have not been user modified." 39 echo '' 40} 41 42display_help () { 43 echo "* To specify a directory other than /var/tmp/temproot for the" 44 echo " temporary root environment, use -t /path/to/temp/root" 45 echo "* The -w option takes a number as an argument for the column width" 46 echo " of the screen. The default is 80." 47 echo '* The -a option causes mergemaster to run without prompting.' 48} 49 50# Loop allowing the user to use sdiff to merge files and display the merged 51# file. 52merge_loop () { 53 case "${VERBOSE}" in 54 '') ;; 55 *) 56 echo " *** Type h at the sdiff prompt (%) to get usage help" 57 ;; 58 esac 59 echo '' 60 MERGE_AGAIN=yes 61 while [ "${MERGE_AGAIN}" = "yes" ]; do 62 # Prime file.merged so we don't blat the owner/group id's 63 cp -p "${COMPFILE}" "${COMPFILE}.merged" 64 sdiff -o "${COMPFILE}.merged" --text --suppress-common-lines \ 65 --width=${SCREEN_WIDTH:-80} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" 66 INSTALL_MERGED=V 67 while [ "${INSTALL_MERGED}" = "v" -o "${INSTALL_MERGED}" = "V" ]; do 68 echo '' 69 echo " Use 'i' to install merged file" 70 echo " Use 'r' to re-do the merge" 71 echo " Use 'v' to view the merged file" 72 echo " Default is to leave the temporary file to deal with by hand" 73 echo '' 74 echo -n " *** How should I deal with the merged file? [Leave it for later] " 75 read INSTALL_MERGED 76 77 case "${INSTALL_MERGED}" in 78 [iI]) 79 mv "${COMPFILE}.merged" "${COMPFILE}" 80 echo '' 81 if mm_install "${COMPFILE}"; then 82 echo " *** Merged version of ${COMPFILE} installed successfully" 83 else 84 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand later" 85 fi 86 unset MERGE_AGAIN 87 ;; 88 [rR]) 89 rm "${COMPFILE}.merged" 90 ;; 91 [vV]) 92 ${PAGER} "${COMPFILE}.merged" 93 ;; 94 '') 95 echo " *** ${COMPFILE} will remain for your consideration" 96 unset MERGE_AGAIN 97 ;; 98 *) 99 echo "invalid choice: ${INSTALL_MERGED}" 100 INSTALL_MERGED=V 101 ;; 102 esac 103 done 104 done 105} 106 107# Loop showing user differences between files, allow merge, skip or install 108# options 109diff_loop () { 110 111 HANDLE_COMPFILE=v 112 113 while [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" -o \ 114 "${HANDLE_COMPFILE}" = "NOT V" ]; do 115 if [ -f "${DESTDIR}${COMPFILE#.}" -a -f "${COMPFILE}" ]; then 116 if [ -n "${AUTO_UPGRADE}" ]; then 117 if echo "${CHANGED}" | grep -qsv ${DESTDIR}${COMPFILE#.}; then 118 echo '' 119 echo " *** ${COMPFILE} has not been user modified." 120 echo '' 121 122 if mm_install "${COMPFILE}"; then 123 echo " *** ${COMPFILE} upgraded successfully" 124 echo '' 125 # Make the list print one file per line 126 AUTO_UPGRADED_FILES="${AUTO_UPGRADED_FILES} ${DESTDIR}${COMPFILE#.} 127" 128 else 129 echo " *** Problem upgrading ${COMPFILE}, it will remain to merge by hand" 130 fi 131 return 132 fi 133 fi 134 if [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" ]; then 135 echo '' 136 echo ' ====================================================================== ' 137 echo '' 138 ( 139 echo " *** Displaying differences between ${COMPFILE} and installed version:" 140 echo '' 141 diff ${DIFF_FLAG} ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" 142 ) | ${PAGER} 143 echo '' 144 fi 145 else 146 echo '' 147 echo " *** There is no installed version of ${COMPFILE}" 148 echo '' 149 case "${AUTO_INSTALL}" in 150 [Yy][Ee][Ss]) 151 echo '' 152 if mm_install "${COMPFILE}"; then 153 echo " *** ${COMPFILE} installed successfully" 154 echo '' 155 # Make the list print one file per line 156 AUTO_INSTALLED_FILES="${AUTO_INSTALLED_FILES} ${DESTDIR}${COMPFILE#.} 157" 158 else 159 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand" 160 fi 161 return 162 ;; 163 *) 164 NO_INSTALLED=yes 165 ;; 166 esac 167 fi 168 169 echo " Use 'd' to delete the temporary ${COMPFILE}" 170 echo " Use 'i' to install the temporary ${COMPFILE}" 171 case "${NO_INSTALLED}" in 172 '') 173 echo " Use 'm' to merge the temporary and installed versions" 174 echo " Use 'v' to view the diff results again" 175 ;; 176 esac 177 echo '' 178 echo " Default is to leave the temporary file to deal with by hand" 179 echo '' 180 echo -n "How should I deal with this? [Leave it for later] " 181 read HANDLE_COMPFILE 182 183 case "${HANDLE_COMPFILE}" in 184 [dD]) 185 rm "${COMPFILE}" 186 echo '' 187 echo " *** Deleting ${COMPFILE}" 188 ;; 189 [iI]) 190 echo '' 191 if mm_install "${COMPFILE}"; then 192 echo " *** ${COMPFILE} installed successfully" 193 else 194 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand" 195 fi 196 ;; 197 [mM]) 198 case "${NO_INSTALLED}" in 199 '') 200 # interact with user to merge files 201 merge_loop 202 ;; 203 *) 204 echo '' 205 echo " *** There is no installed version of ${COMPFILE}" 206 echo '' 207 HANDLE_COMPFILE="NOT V" 208 ;; 209 esac # End of "No installed version of file but user selected merge" test 210 ;; 211 [vV]) 212 continue 213 ;; 214 '') 215 echo '' 216 echo " *** ${COMPFILE} will remain for your consideration" 217 ;; 218 *) 219 # invalid choice, show menu again. 220 echo "invalid choice: ${HANDLE_COMPFILE}" 221 echo '' 222 HANDLE_COMPFILE="NOT V" 223 continue 224 ;; 225 esac # End of "How to handle files that are different" 226 done 227 unset NO_INSTALLED 228 echo '' 229 case "${VERBOSE}" in 230 '') ;; 231 *) 232 sleep 3 233 ;; 234 esac 235} 236 237press_to_continue () { 238 local DISCARD 239 echo -n ' *** Press the [Enter] or [Return] key to continue ' 240 read DISCARD 241} 242 243# Set the default path for the temporary root environment 244# 245TEMPROOT='/var/tmp/temproot' 246 247# Assign the location of the mtree database 248# 249MTREEDB='/var/db/mergemaster.mtree' 250 251# Read /etc/mergemaster.rc first so the one in $HOME can override 252# 253if [ -r /etc/mergemaster.rc ]; then 254 . /etc/mergemaster.rc 255fi 256 257# Read .mergemasterrc before command line so CLI can override 258# 259if [ -r "$HOME/.mergemasterrc" ]; then 260 . "$HOME/.mergemasterrc" 261fi 262 263# Check the command line options 264# 265while getopts ":ascrvhipCPm:t:du:w:D:A:U" COMMAND_LINE_ARGUMENT ; do 266 case "${COMMAND_LINE_ARGUMENT}" in 267 A) 268 ARCHSTRING='MACHINE_ARCH='${OPTARG} 269 ;; 270 U) 271 AUTO_UPGRADE=yes 272 ;; 273 s) 274 STRICT=yes 275 unset DIFF_OPTIONS 276 ;; 277 c) 278 DIFF_FLAG='-c' 279 ;; 280 r) 281 RERUN=yes 282 ;; 283 v) 284 case "${AUTO_RUN}" in 285 '') VERBOSE=yes ;; 286 esac 287 ;; 288 a) 289 AUTO_RUN=yes 290 unset VERBOSE 291 ;; 292 h) 293 display_usage 294 display_help 295 exit 0 296 ;; 297 i) 298 AUTO_INSTALL=yes 299 ;; 300 C) 301 COMP_CONFS=yes 302 ;; 303 P) 304 PRESERVE_FILES=yes 305 ;; 306 p) 307 PRE_WORLD=yes 308 unset COMP_CONFS 309 unset AUTO_RUN 310 ;; 311 m) 312 SOURCEDIR=${OPTARG} 313 ;; 314 t) 315 TEMPROOT=${OPTARG} 316 ;; 317 d) 318 TEMPROOT=${TEMPROOT}.`date +%m%d.%H.%M` 319 ;; 320 u) 321 NEW_UMASK=${OPTARG} 322 ;; 323 w) 324 SCREEN_WIDTH=${OPTARG} 325 ;; 326 D) 327 DESTDIR=${OPTARG} 328 ;; 329 *) 330 display_usage 331 exit 1 332 ;; 333 esac 334done 335 336# Don't force the user to set this in the mergemaster rc file 337if [ -n "${PRESERVE_FILES}" -a -z "${PRESERVE_FILES_DIR}" ]; then 338 PRESERVE_FILES_DIR=/var/tmp/mergemaster/preserved-files-`date +%y%m%d-%H%M%S` 339fi 340 341# Check the for the mtree database in DESTDIR. 342if [ ! -f ${DESTDIR}${MTREEDB} ]; then 343 echo "*** Unable to find mtree database. Skipping auto-upgrade." 344 unset AUTO_UPGRADE 345fi 346 347echo '' 348 349# If the user has a pager defined, make sure we can run it 350# 351case "${DONT_CHECK_PAGER}" in 352'') 353 while ! type "${PAGER%% *}" >/dev/null && [ -n "${PAGER}" ]; do 354 echo " *** Your PAGER environment variable specifies '${PAGER}', but" 355 echo " due to the limited PATH that I use for security reasons," 356 echo " I cannot execute it. So, what would you like to do?" 357 echo '' 358 echo " Use 'e' to exit mergemaster and fix your PAGER variable" 359 if [ -x /usr/bin/less -o -x /usr/local/bin/less ]; then 360 echo " Use 'l' to set PAGER to 'less' for this run" 361 fi 362 echo " Use 'm' to use plain old 'more' as your PAGER for this run" 363 echo '' 364 echo " Default is to use plain old 'more' " 365 echo '' 366 echo -n "What should I do? [Use 'more'] " 367 read FIXPAGER 368 369 case "${FIXPAGER}" in 370 [eE]) 371 exit 0 372 ;; 373 [lL]) 374 if [ -x /usr/bin/less ]; then 375 PAGER=/usr/bin/less 376 elif [ -x /usr/local/bin/less ]; then 377 PAGER=/usr/local/bin/less 378 else 379 echo '' 380 echo " *** Fatal Error:" 381 echo " You asked to use 'less' as your pager, but I can't" 382 echo " find it in /usr/bin or /usr/local/bin" 383 exit 1 384 fi 385 ;; 386 [mM]|'') 387 PAGER=more 388 ;; 389 *) 390 echo '' 391 echo "invalid choice: ${FIXPAGER}" 392 esac 393 echo '' 394 done 395 ;; 396esac 397 398# If user has a pager defined, or got assigned one above, use it. 399# If not, use more. 400# 401PAGER=${PAGER:-more} 402 403if [ -n "${VERBOSE}" -a ! "${PAGER}" = "more" ]; then 404 echo " *** You have ${PAGER} defined as your pager so we will use that" 405 echo '' 406 sleep 3 407fi 408 409# Assign the diff flag once so we will not have to keep testing it 410# 411DIFF_FLAG=${DIFF_FLAG:--u} 412 413# Assign the source directory 414# 415SOURCEDIR=${SOURCEDIR:-/usr/src/etc} 416 417# Check DESTDIR against the mergemaster mtree database to see what 418# files the user changed from the reference files. 419# 420CHANGED= 421if [ -n "${AUTO_UPGRADE}" -a -f "${DESTDIR}${MTREEDB}" ]; then 422 for file in `mtree -eq -f ${DESTDIR}${MTREEDB} -p ${DESTDIR}/ \ 423 2>/dev/null | awk '($2 == "changed") {print $1}'`; do 424 if [ -f "${DESTDIR}/$file" ]; then 425 CHANGED="${CHANGED} ${DESTDIR}/$file" 426 fi 427 done 428fi 429 430# Check the width of the user's terminal 431# 432if [ -t 0 ]; then 433 w=`tput columns` 434 case "${w}" in 435 0|'') ;; # No-op, since the input is not valid 436 *) 437 case "${SCREEN_WIDTH}" in 438 '') SCREEN_WIDTH="${w}" ;; 439 "${w}") ;; # No-op, since they are the same 440 *) 441 echo -n "*** You entered ${SCREEN_WIDTH} as your screen width, but stty " 442 echo "thinks it is ${w}." 443 echo '' 444 echo -n "What would you like to use? [${w}] " 445 read SCREEN_WIDTH 446 case "${SCREEN_WIDTH}" in 447 '') SCREEN_WIDTH="${w}" ;; 448 esac 449 ;; 450 esac 451 esac 452fi 453 454# Define what CVS $Id tag to look for to aid portability. 455# 456CVS_ID_TAG=FreeBSD 457 458delete_temproot () { 459 rm -rf "${TEMPROOT}" 2>/dev/null 460 chflags -R 0 "${TEMPROOT}" 2>/dev/null 461 rm -rf "${TEMPROOT}" || exit 1 462} 463 464case "${RERUN}" in 465'') 466 # Set up the loop to test for the existence of the 467 # temp root directory. 468 # 469 TEST_TEMP_ROOT=yes 470 while [ "${TEST_TEMP_ROOT}" = "yes" ]; do 471 if [ -d "${TEMPROOT}" ]; then 472 echo "*** The directory specified for the temporary root environment," 473 echo " ${TEMPROOT}, exists. This can be a security risk if untrusted" 474 echo " users have access to the system." 475 echo '' 476 case "${AUTO_RUN}" in 477 '') 478 echo " Use 'd' to delete the old ${TEMPROOT} and continue" 479 echo " Use 't' to select a new temporary root directory" 480 echo " Use 'e' to exit mergemaster" 481 echo '' 482 echo " Default is to use ${TEMPROOT} as is" 483 echo '' 484 echo -n "How should I deal with this? [Use the existing ${TEMPROOT}] " 485 read DELORNOT 486 487 case "${DELORNOT}" in 488 [dD]) 489 echo '' 490 echo " *** Deleting the old ${TEMPROOT}" 491 echo '' 492 delete_temproot || exit 1 493 unset TEST_TEMP_ROOT 494 ;; 495 [tT]) 496 echo " *** Enter new directory name for temporary root environment" 497 read TEMPROOT 498 ;; 499 [eE]) 500 exit 0 501 ;; 502 '') 503 echo '' 504 echo " *** Leaving ${TEMPROOT} intact" 505 echo '' 506 unset TEST_TEMP_ROOT 507 ;; 508 *) 509 echo '' 510 echo "invalid choice: ${DELORNOT}" 511 echo '' 512 ;; 513 esac 514 ;; 515 *) 516 # If this is an auto-run, try a hopefully safe alternative then 517 # re-test anyway. 518 TEMPROOT=/var/tmp/temproot.`date +%m%d.%H.%M.%S` 519 ;; 520 esac 521 else 522 unset TEST_TEMP_ROOT 523 fi 524 done 525 526 echo "*** Creating the temporary root environment in ${TEMPROOT}" 527 528 if mkdir -p "${TEMPROOT}"; then 529 echo " *** ${TEMPROOT} ready for use" 530 fi 531 532 if [ ! -d "${TEMPROOT}" ]; then 533 echo '' 534 echo " *** FATAL ERROR: Cannot create ${TEMPROOT}" 535 echo '' 536 exit 1 537 fi 538 539 echo " *** Creating and populating directory structure in ${TEMPROOT}" 540 echo '' 541 542 case "${VERBOSE}" in 543 '') ;; 544 *) 545 press_to_continue 546 ;; 547 esac 548 549 case "${PRE_WORLD}" in 550 '') 551 { cd ${SOURCEDIR} && 552 case "${DESTDIR}" in 553 '') ;; 554 *) 555 make DESTDIR=${DESTDIR} ${ARCHSTRING} distrib-dirs 556 ;; 557 esac 558 make DESTDIR=${TEMPROOT} ${ARCHSTRING} distrib-dirs && 559 MAKEOBJDIRPREFIX=${TEMPROOT}/usr/obj make ${ARCHSTRING} obj && 560 MAKEOBJDIRPREFIX=${TEMPROOT}/usr/obj make ${ARCHSTRING} all && 561 MAKEOBJDIRPREFIX=${TEMPROOT}/usr/obj make ${ARCHSTRING} \ 562 DESTDIR=${TEMPROOT} distribution;} || 563 { echo ''; 564 echo " *** FATAL ERROR: Cannot 'cd' to ${SOURCEDIR} and install files to"; 565 echo " the temproot environment"; 566 echo ''; 567 exit 1;} 568 ;; 569 *) 570 # Only set up files that are crucial to {build|install}world 571 { mkdir -p ${TEMPROOT}/etc && 572 cp -p ${SOURCEDIR}/master.passwd ${TEMPROOT}/etc && 573 cp -p ${SOURCEDIR}/group ${TEMPROOT}/etc;} || 574 { echo ''; 575 echo ' *** FATAL ERROR: Cannot copy files to the temproot environment'; 576 echo ''; 577 exit 1;} 578 ;; 579 esac 580 581 # Doing the inventory and removing files that we don't want to compare only 582 # makes sense if we are not doing a rerun, since we have no way of knowing 583 # what happened to the files during previous incarnations. 584 case "${VERBOSE}" in 585 '') ;; 586 *) 587 echo '' 588 echo ' *** The following files exist only in the installed version of' 589 echo " ${DESTDIR}/etc. In the vast majority of cases these files" 590 echo ' are necessary parts of the system and should not be deleted.' 591 echo ' However because these files are not updated by this process you' 592 echo ' might want to verify their status before rebooting your system.' 593 echo '' 594 press_to_continue 595 diff -qr ${DESTDIR}/etc ${TEMPROOT}/etc | grep "^Only in ${DESTDIR}/etc" | ${PAGER} 596 echo '' 597 press_to_continue 598 ;; 599 esac 600 601 # Avoid comparing the motd if the user specifies it in .mergemasterrc 602 case "${IGNORE_MOTD}" in 603 '') ;; 604 *) rm -f ${TEMPROOT}/etc/motd 605 ;; 606 esac 607 608 # Avoid trying to update MAKEDEV if /dev is on a devfs 609 if /sbin/sysctl vfs.devfs.generation > /dev/null 2>&1 ; then 610 rm -f ${TEMPROOT}/dev/MAKEDEV ${TEMPROOT}/dev/MAKEDEV.local 611 fi 612 613 ;; # End of the "RERUN" test 614esac 615 616# We really don't want to have to deal with files like login.conf.db, pwd.db, 617# or spwd.db. Instead, we want to compare the text versions, and run *_mkdb. 618# Prompt the user to do so below, as needed. 619# 620rm -f ${TEMPROOT}/etc/*.db ${TEMPROOT}/etc/passwd 621 622# We only need to compare things like freebsd.cf once 623find ${TEMPROOT}/usr/obj -type f -delete 2>/dev/null 624 625# Delete 0 length files to make the mtree database as small as possible. 626find ${TEMPROOT} -type f -size 0 -delete 2>/dev/null 627 628# Build the mtree database in a temporary location. 629# TODO: Possibly use mktemp instead for security reasons? 630case "${PRE_WORLD}" in 631'') mtree -ci -p ${TEMPROOT} -k size,md5digest > ${DESTDIR}${MTREEDB}.new 2>/dev/null 632 ;; 633*) # We don't want to mess with the mtree database on a pre-world run. 634 ;; 635esac 636 637# Get ready to start comparing files 638 639# Check umask if not specified on the command line, 640# and we are not doing an autorun 641# 642if [ -z "${NEW_UMASK}" -a -z "${AUTO_RUN}" ]; then 643 USER_UMASK=`umask` 644 case "${USER_UMASK}" in 645 0022|022) ;; 646 *) 647 echo '' 648 echo " *** Your umask is currently set to ${USER_UMASK}. By default, this script" 649 echo " installs all files with the same user, group and modes that" 650 echo " they are created with by ${SOURCEDIR}/Makefile, compared to" 651 echo " a umask of 022. This umask allows world read permission when" 652 echo " the file's default permissions have it." 653 echo '' 654 echo " No world permissions can sometimes cause problems. A umask of" 655 echo " 022 will restore the default behavior, but is not mandatory." 656 echo " /etc/master.passwd is a special case. Its file permissions" 657 echo " will be 600 (rw-------) if installed." 658 echo '' 659 echo -n "What umask should I use? [${USER_UMASK}] " 660 read NEW_UMASK 661 662 NEW_UMASK="${NEW_UMASK:-$USER_UMASK}" 663 ;; 664 esac 665 echo '' 666fi 667 668CONFIRMED_UMASK=${NEW_UMASK:-0022} 669 670# 671# Warn users who still have old rc files 672# 673for file in atm devfs diskless1 diskless2 network network6 pccard \ 674 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do 675 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then 676 OLD_RC_PRESENT=1 677 break 678 fi 679done 680 681case "${OLD_RC_PRESENT}" in 6821) 683 echo '' 684 echo " *** There are elements of the old rc system in ${DESTDIR}/etc/." 685 echo '' 686 echo ' While these scripts will not hurt anything, they are not' 687 echo ' functional on an up to date system, and can be removed.' 688 echo '' 689 690 case "${AUTO_RUN}" in 691 '') 692 echo -n 'Move these files to /var/tmp/mergemaster/old_rc? [yes] ' 693 read MOVE_OLD_RC 694 695 case "${MOVE_OLD_RC}" in 696 [nN]*) ;; 697 *) 698 mkdir -p /var/tmp/mergemaster/old_rc 699 for file in atm devfs diskless1 diskless2 network network6 pccard \ 700 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do 701 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then 702 mv ${DESTDIR}/etc/rc.${file} /var/tmp/mergemaster/old_rc/ 703 fi 704 done 705 echo ' The files have been moved' 706 press_to_continue 707 ;; 708 esac 709 ;; 710 *) ;; 711 esac 712esac 713 714# Use the umask/mode information to install the files 715# Create directories as needed 716# 717do_install_and_rm () { 718 case "${PRESERVE_FILES}" in 719 [Yy][Ee][Ss]) 720 if [ -f "${3}/${2##*/}" ]; then 721 mkdir -p ${PRESERVE_FILES_DIR}/${2%/*} 722 cp ${3}/${2##*/} ${PRESERVE_FILES_DIR}/${2%/*} 723 fi 724 ;; 725 esac 726 727 install -m "${1}" "${2}" "${3}" && 728 rm -f "${2}" 729} 730 731# 4095 = "obase=10;ibase=8;07777" | bc 732find_mode () { 733 local OCTAL 734 OCTAL=$(( ~$(echo "obase=10; ibase=8; ${CONFIRMED_UMASK}" | bc) & 4095 & 735 $(echo "obase=10; ibase=8; $(stat -f "%OMp%OLp" ${1})" | bc) )) 736 printf "%04o\n" ${OCTAL} 737} 738 739mm_install () { 740 local INSTALL_DIR 741 INSTALL_DIR=${1#.} 742 INSTALL_DIR=${INSTALL_DIR%/*} 743 744 case "${INSTALL_DIR}" in 745 '') 746 INSTALL_DIR=/ 747 ;; 748 esac 749 750 if [ -n "${DESTDIR}${INSTALL_DIR}" -a ! -d "${DESTDIR}${INSTALL_DIR}" ]; then 751 DIR_MODE=`find_mode "${TEMPROOT}/${INSTALL_DIR}"` 752 install -d -o root -g wheel -m "${DIR_MODE}" "${DESTDIR}${INSTALL_DIR}" 753 fi 754 755 FILE_MODE=`find_mode "${1}"` 756 757 if [ ! -x "${1}" ]; then 758 case "${1#.}" in 759 /etc/mail/aliases) 760 NEED_NEWALIASES=yes 761 ;; 762 /etc/login.conf) 763 NEED_CAP_MKDB=yes 764 ;; 765 /etc/master.passwd) 766 do_install_and_rm 600 "${1}" "${DESTDIR}${INSTALL_DIR}" 767 NEED_PWD_MKDB=yes 768 DONT_INSTALL=yes 769 ;; 770 /.cshrc | /.profile) 771 case "${AUTO_INSTALL}" in 772 '') 773 case "${LINK_EXPLAINED}" in 774 '') 775 echo " *** Historically BSD derived systems have had a" 776 echo " hard link from /.cshrc and /.profile to" 777 echo " their namesakes in /root. Please indicate" 778 echo " your preference below for bringing your" 779 echo " installed files up to date." 780 echo '' 781 LINK_EXPLAINED=yes 782 ;; 783 esac 784 785 echo " Use 'd' to delete the temporary ${COMPFILE}" 786 echo " Use 'l' to delete the existing ${DESTDIR}${COMPFILE#.} and create the link" 787 echo '' 788 echo " Default is to leave the temporary file to deal with by hand" 789 echo '' 790 echo -n " How should I handle ${COMPFILE}? [Leave it to install later] " 791 read HANDLE_LINK 792 ;; 793 *) # Part of AUTO_INSTALL 794 HANDLE_LINK=l 795 ;; 796 esac 797 798 case "${HANDLE_LINK}" in 799 [dD]*) 800 rm "${COMPFILE}" 801 echo '' 802 echo " *** Deleting ${COMPFILE}" 803 ;; 804 [lL]*) 805 echo '' 806 rm -f "${DESTDIR}${COMPFILE#.}" 807 if ln "${DESTDIR}/root/${COMPFILE##*/}" "${DESTDIR}${COMPFILE#.}"; then 808 echo " *** Link from ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/} installed successfully" 809 rm "${COMPFILE}" 810 else 811 echo " *** Error linking ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/}, ${COMPFILE} will remain to install by hand" 812 fi 813 ;; 814 *) 815 echo " *** ${COMPFILE} will remain for your consideration" 816 ;; 817 esac 818 DONT_INSTALL=yes 819 ;; 820 esac 821 822 case "${DONT_INSTALL}" in 823 '') 824 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}" 825 ;; 826 *) 827 unset DONT_INSTALL 828 ;; 829 esac 830 else # File matched -x 831 case "${1#.}" in 832 /dev/MAKEDEV) 833 NEED_MAKEDEV=yes 834 ;; 835 esac 836 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}" 837 fi 838 return $? 839} 840 841if [ ! -d "${TEMPROOT}" ]; then 842 echo "*** FATAL ERROR: The temproot directory (${TEMPROOT})" 843 echo ' has disappeared!' 844 echo '' 845 exit 1 846fi 847 848echo '' 849echo "*** Beginning comparison" 850echo '' 851 852# Pre-world does not populate /etc/rc.d. 853# It is very possible that a previous run would have deleted files in 854# ${TEMPROOT}/etc/rc.d, thus creating a lot of false positives. 855if [ -z "${PRE_WORLD}" -a -z "${RERUN}" ]; then 856 echo " *** Checking ${DESTDIR}/etc/rc.d for stale files" 857 echo '' 858 cd "${DESTDIR}/etc/rc.d" && 859 for file in *; do 860 if [ ! -e "${TEMPROOT}/etc/rc.d/${file}" ]; then 861 STALE_RC_FILES="${STALE_RC_FILES} ${file}" 862 fi 863 done 864 case "${STALE_RC_FILES}" in 865 ''|' *') 866 echo ' *** No stale files found' 867 ;; 868 *) 869 echo " *** The following files exist in ${DESTDIR}/etc/rc.d but not in" 870 echo " ${TEMPROOT}/etc/rc.d/:" 871 echo '' 872 echo "${STALE_RC_FILES}" 873 echo '' 874 echo ' The presence of stale files in this directory can cause the' 875 echo ' dreaded unpredictable results, and therefore it is highly' 876 echo ' recommended that you delete them.' 877 case "${AUTO_RUN}" in 878 '') 879 echo '' 880 echo -n ' *** Delete them now? [n] ' 881 read DELETE_STALE_RC_FILES 882 case "${DELETE_STALE_RC_FILES}" in 883 [yY]) 884 echo ' *** Deleting ... ' 885 rm ${STALE_RC_FILES} 886 echo ' done.' 887 ;; 888 *) 889 echo ' *** Files will not be deleted' 890 ;; 891 esac 892 sleep 2 893 ;; 894 esac 895 ;; 896 esac 897 echo '' 898fi 899 900cd "${TEMPROOT}" 901 902if [ -r "${MM_PRE_COMPARE_SCRIPT}" ]; then 903 . "${MM_PRE_COMPARE_SCRIPT}" 904fi 905 906# Using -size +0 avoids uselessly checking the empty log files created 907# by ${SOURCEDIR}/Makefile and the device entries in ./dev, but does 908# check the scripts in ./dev, as we'd like (assuming no devfs of course). 909# 910for COMPFILE in `find . -type f -size +0`; do 911 912 # First, check to see if the file exists in DESTDIR. If not, the 913 # diff_loop function knows how to handle it. 914 # 915 if [ ! -e "${DESTDIR}${COMPFILE#.}" ]; then 916 case "${AUTO_RUN}" in 917 '') 918 diff_loop 919 ;; 920 *) 921 case "${AUTO_INSTALL}" in 922 '') 923 # If this is an auto run, make it official 924 echo " *** ${COMPFILE} will remain for your consideration" 925 ;; 926 *) 927 diff_loop 928 ;; 929 esac 930 ;; 931 esac # Auto run test 932 continue 933 fi 934 935 case "${STRICT}" in 936 '' | [Nn][Oo]) 937 # Compare CVS $Id's first so if the file hasn't been modified 938 # local changes will be ignored. 939 # If the files have the same $Id, delete the one in temproot so the 940 # user will have less to wade through if files are left to merge by hand. 941 # 942 CVSID1=`grep "[$]${CVS_ID_TAG}:" ${DESTDIR}${COMPFILE#.} 2>/dev/null` 943 CVSID2=`grep "[$]${CVS_ID_TAG}:" ${COMPFILE} 2>/dev/null` || CVSID2=none 944 945 case "${CVSID2}" in 946 "${CVSID1}") 947 echo " *** Temp ${COMPFILE} and installed have the same CVS Id, deleting" 948 rm "${COMPFILE}" 949 ;; 950 951 *) 952 tempfoo=`basename $0` 953 TMPFILE1=`mktemp -t ${tempfoo}` || break 954 TMPFILE2=`mktemp -t ${tempfoo}` || break 955 sed "s/[$]${CVS_ID_TAG}:.*[$]//g" "${DESTDIR}${COMPFILE#.}" > "${TMPFILE1}" 956 sed "s/[$]${CVS_ID_TAG}:.*[$]//g" "${COMPFILE}" > "${TMPFILE2}" 957 if diff -q ${DIFF_OPTIONS} "${TMPFILE1}" "${TMPFILE2}" > \ 958 /dev/null 2>&1; then 959 echo " *** Temp ${COMPFILE} and installed are the same except CVS Id, replacing" 960 if mm_install "${COMPFILE}"; then 961 echo " *** ${COMPFILE} upgraded successfully" 962 echo '' 963 rm "${COMPFILE}" 964 else 965 echo " *** Problem upgrading ${COMPFILE}, it will remain to merge by hand" 966 fi 967 fi 968 rm -f "${TMPFILE1}" "${TMPFILE2}" 969 ;; 970 esac 971 ;; 972 esac 973 974 # If the file is still here either because the $Ids are different, the 975 # file doesn't have an $Id, or we're using STRICT mode; look at the diff. 976 # 977 if [ -f "${COMPFILE}" ]; then 978 979 # Do an absolute diff first to see if the files are actually different. 980 # If they're not different, delete the one in temproot. 981 # 982 if diff -q ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" > \ 983 /dev/null 2>&1; then 984 echo " *** Temp ${COMPFILE} and installed are the same, deleting" 985 rm "${COMPFILE}" 986 else 987 # Ok, the files are different, so show the user where they differ. 988 # Use user's choice of diff methods; and user's pager if they have one. 989 # Use more if not. 990 # Use unified diffs by default. Context diffs give me a headache. :) 991 # 992 case "${AUTO_RUN}" in 993 '') 994 # prompt user to install/delete/merge changes 995 diff_loop 996 ;; 997 *) 998 # If this is an auto run, make it official 999 echo " *** ${COMPFILE} will remain for your consideration" 1000 ;; 1001 esac # Auto run test 1002 fi # Yes, the files are different 1003 fi # Yes, the file still remains to be checked 1004done # This is for the do way up there at the beginning of the comparison 1005 1006echo '' 1007echo "*** Comparison complete" 1008 1009if [ -f "${DESTDIR}${MTREEDB}.new" ]; then 1010 echo "*** Saving mtree database for future upgrades" 1011 mv -f ${DESTDIR}${MTREEDB}.new ${DESTDIR}${MTREEDB} 2>/dev/null 1012fi 1013 1014echo '' 1015 1016TEST_FOR_FILES=`find ${TEMPROOT} -type f -size +0 2>/dev/null` 1017if [ -n "${TEST_FOR_FILES}" ]; then 1018 echo "*** Files that remain for you to merge by hand:" 1019 find "${TEMPROOT}" -type f -size +0 1020 echo '' 1021fi 1022 1023case "${AUTO_RUN}" in 1024'') 1025 echo -n "Do you wish to delete what is left of ${TEMPROOT}? [no] " 1026 read DEL_TEMPROOT 1027 1028 case "${DEL_TEMPROOT}" in 1029 [yY]*) 1030 if delete_temproot; then 1031 echo " *** ${TEMPROOT} has been deleted" 1032 else 1033 echo " *** Unable to delete ${TEMPROOT}" 1034 fi 1035 ;; 1036 *) 1037 echo " *** ${TEMPROOT} will remain" 1038 ;; 1039 esac 1040 ;; 1041*) ;; 1042esac 1043 1044case "${AUTO_INSTALLED_FILES}" in 1045'') ;; 1046*) 1047 case "${AUTO_RUN}" in 1048 '') 1049 ( 1050 echo '' 1051 echo '*** You chose the automatic install option for files that did not' 1052 echo ' exist on your system. The following were installed for you:' 1053 echo "${AUTO_INSTALLED_FILES}" 1054 ) | ${PAGER} 1055 ;; 1056 *) 1057 echo '' 1058 echo '*** You chose the automatic install option for files that did not' 1059 echo ' exist on your system. The following were installed for you:' 1060 echo "${AUTO_INSTALLED_FILES}" 1061 ;; 1062 esac 1063 ;; 1064esac 1065 1066case "${AUTO_UPGRADED_FILES}" in 1067'') ;; 1068*) 1069 case "${AUTO_RUN}" in 1070 '') 1071 ( 1072 echo '' 1073 echo '*** You chose the automatic upgrade option for files that you did' 1074 echo ' not alter on your system. The following were upgraded for you:' 1075 echo "${AUTO_UPGRADED_FILES}" 1076 ) | ${PAGER} 1077 ;; 1078 *) 1079 echo '' 1080 echo '*** You chose the automatic upgrade option for files that you did' 1081 echo ' not alter on your system. The following were upgraded for you:' 1082 echo "${AUTO_UPGRADED_FILES}" 1083 ;; 1084 esac 1085 ;; 1086esac 1087 1088run_it_now () { 1089 case "${AUTO_RUN}" in 1090 '') 1091 unset YES_OR_NO 1092 echo '' 1093 echo -n ' Would you like to run it now? y or n [n] ' 1094 read YES_OR_NO 1095 1096 case "${YES_OR_NO}" in 1097 y) 1098 echo " Running ${1}" 1099 echo '' 1100 eval "${1}" 1101 ;; 1102 ''|n) 1103 echo '' 1104 echo " *** Cancelled" 1105 echo '' 1106 echo " Make sure to run ${1} yourself" 1107 ;; 1108 *) 1109 echo '' 1110 echo " *** Sorry, I do not understand your answer (${YES_OR_NO})" 1111 echo '' 1112 echo " Make sure to run ${1} yourself" 1113 esac 1114 ;; 1115 *) ;; 1116 esac 1117} 1118 1119case "${NEED_MAKEDEV}" in 1120'') ;; 1121*) 1122 echo '' 1123 echo "*** You installed a new ${DESTDIR}/dev/MAKEDEV script, so make sure that you run" 1124 echo " 'cd ${DESTDIR}/dev && /bin/sh MAKEDEV all' to rebuild your devices" 1125 run_it_now "cd ${DESTDIR}/dev && /bin/sh MAKEDEV all" 1126 ;; 1127esac 1128 1129case "${NEED_NEWALIASES}" in 1130'') ;; 1131*) 1132 echo '' 1133 if [ -n "${DESTDIR}" ]; then 1134 echo "*** You installed a new aliases file into ${DESTDIR}/etc/mail, but" 1135 echo " the newaliases command is limited to the directories configured" 1136 echo " in sendmail.cf. Make sure to create your aliases database by" 1137 echo " hand when your sendmail configuration is done." 1138 else 1139 echo "*** You installed a new aliases file, so make sure that you run" 1140 echo " '/usr/bin/newaliases' to rebuild your aliases database" 1141 run_it_now '/usr/bin/newaliases' 1142 fi 1143 ;; 1144esac 1145 1146case "${NEED_CAP_MKDB}" in 1147'') ;; 1148*) 1149 echo '' 1150 echo "*** You installed a login.conf file, so make sure that you run" 1151 echo " '/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf'" 1152 echo " to rebuild your login.conf database" 1153 run_it_now "/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf" 1154 ;; 1155esac 1156 1157case "${NEED_PWD_MKDB}" in 1158'') ;; 1159*) 1160 echo '' 1161 echo "*** You installed a new master.passwd file, so make sure that you run" 1162 if [ -n "${DESTDIR}" ]; then 1163 echo " '/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd'" 1164 echo " to rebuild your password files" 1165 run_it_now "/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd" 1166 else 1167 echo " '/usr/sbin/pwd_mkdb -p /etc/master.passwd'" 1168 echo " to rebuild your password files" 1169 run_it_now '/usr/sbin/pwd_mkdb -p /etc/master.passwd' 1170 fi 1171 ;; 1172esac 1173 1174echo '' 1175 1176if [ -r "${MM_EXIT_SCRIPT}" ]; then 1177 . "${MM_EXIT_SCRIPT}" 1178fi 1179 1180case "${COMP_CONFS}" in 1181'') ;; 1182*) 1183 . ${DESTDIR}/etc/defaults/rc.conf 1184 1185 (echo '' 1186 echo "*** Comparing conf files: ${rc_conf_files}" 1187 1188 for CONF_FILE in ${rc_conf_files}; do 1189 if [ -r "${DESTDIR}${CONF_FILE}" ]; then 1190 echo '' 1191 echo "*** From ${DESTDIR}${CONF_FILE}" 1192 echo "*** From ${DESTDIR}/etc/defaults/rc.conf" 1193 1194 for RC_CONF_VAR in `grep -i ^[a-z] ${DESTDIR}${CONF_FILE} | 1195 cut -d '=' -f 1`; do 1196 echo '' 1197 grep -w ^${RC_CONF_VAR} ${DESTDIR}${CONF_FILE} 1198 grep -w ^${RC_CONF_VAR} ${DESTDIR}/etc/defaults/rc.conf || 1199 echo ' * No default variable with this name' 1200 done 1201 fi 1202 done) | ${PAGER} 1203 echo '' 1204 ;; 1205esac 1206 1207case "${PRE_WORLD}" in 1208'') ;; 1209*) 1210 MAKE_CONF="${SOURCEDIR%etc}share/examples/etc/make.conf" 1211 1212 (echo '' 1213 echo '*** Comparing make variables' 1214 echo '' 1215 echo "*** From ${DESTDIR}/etc/make.conf" 1216 echo "*** From ${MAKE_CONF}" 1217 1218 for MAKE_VAR in `grep -i ^[a-z] ${DESTDIR}/etc/make.conf | cut -d '=' -f 1`; do 1219 echo '' 1220 grep -w ^${MAKE_VAR} ${DESTDIR}/etc/make.conf 1221 grep -w ^#${MAKE_VAR} ${MAKE_CONF} || 1222 echo ' * No example variable with this name' 1223 done) | ${PAGER} 1224 ;; 1225esac 1226 1227exit 0 1228 1229