=== BooyoLiveCD/AnaConda === * boot: * kernel_name options * label_name options * Function key * isolinux.cfg * ks.cfg * command FC3 install CD 의 옵션 커널 옵션: 아주 많음. mem=128M, ramdisk_size=8192 memtest86 installer 옵션 text mediacheck, rescue, dd, askmethod, updates, resolution=x, nofb, noprobe, skipddc, lores * CD 의 내용 {{{ CentOS RELEASE-NOTES-en RPM-GPG-KEY-centos4 images yumgroups.xml GPL RELEASE-NOTES-en.html centosdocs-man.css isolinux NOTES RPM-GPG-KEY headers repodata }}} * isolinux 의 내용 {{{ boot.cat initrd.img memtest rescue.msg vmlinuz boot.msg isolinux.bin options.msg snake.msg general.msg isolinux.cfg param.msg splash.lss }}} * initrd.img * mv initrd.img initrd.gz * gunzip initrd.gz * mkdir tmp * mount -o loop initrd tmp * tmp 의 구조 ( initrd.img 의 내용 ) {{{ bin dev etc linuxrc lost+found modules proc sbin selinux sys tmp var }}} === linuxrc === * linuxrc 는 sbin/init 에 link 되어 있음 * sbin 밑의 halt, poweroff, shutdown 은 init 에 link 되어 있음. * linux rescue 의 경우 이외에 사용가능한가? * anaconda/loader2/init.c 가 source 임 * /proc, /dev/pts, /sys 를 마운트 * console(/dev/console) 에 해당하는 것을 찾아 device 에 assign. * 호스트명 설정 localhost.localdomain * / 파일시스템을 r/w 로 다시 마운트 (어떻게 마운트를 할까?) mount("/", "/", "ext2", MS_REMOUNT | MS_MGC_VAL, NULL) * /tmp 마운트: mount("none", "/tmp", "ramfs", 0, NULL) * /sbin/loader 수행 * 화면 출력 * printstr("Greetings.\n"); * printf("anaconda installer init version %s starting\n", VERSION); * printf("mounting /proc filesystem... "); * printf("creating /dev filesystem... "); * printf("mounting /dev/pts (unix98 pty) filesystem... "); * printf("mounting /sys filesystem... "); * printf("trying to remount root filesystem read write... "); * printf("running install...\n"); * *argvp++ = "/sbin/loader"; * printf("running %s\n", argvc[0]); * execve(argvc[0], argvc, env); === loader === * insmod, modprobe, rmmod 가 loader 에 link 되어 있음. * linux rescue 이외의 경우에 사용가능한가? * anaconda/loader2/load.c 가 source 임. * insmod, modprobe, rmmod 는 modstubs.c 에 있음. * 옵션 점검 및 설정 cmdline, ksfile, test, mediacheck, virtpconsole * 모듈관련 작업 * /modules/module-info 를 읽어 modinfo 에 저장 * /proc/modules 를 읽어 modloaded 에 저장 * /modules/modules.dep 을 읽어 modDeps 에 저장 * console 을 위한 모듈, font, keymap 을 올림. * iSeries vio console 점검 필요(PowerPC 의 iSeries 머신) * load modules: cramfs:vfat:nfs:loop:isofs:floppy:edd * ide, scsi, dasd 설정 * cdrom:ide-cd * scsi_mod:sd_mod:sr_mod * dasd_mod, dasd_diag_mod:dasd_fba_mod:dasd_eckd_mod * usb 초기화 * usb controller 가 있는지 점검 * doPwMount("/proc/bus/usb", "/proc/bus/usb", "usbfs", 0, 0, NULL, NULL, 0, 0) * usb-storage * firewire 초기화 * firewire controller 이 있는지 점검 * 있으면 관련 모듈 로드 * read /modules/pcitable * language set (loader 의 언어) * cmdline 에 입력된 모듈 로드 * 디바이스 검색 (probeDevices) * doLoaderMain (CD-ROM 검색, 파일시스템 올리는 듯 함) * cdinstall.c * findAnacondaCD * setupCdrom: base 밑의 stage2.img 를 mount 함 * queryCDMediaCheck {{{ rc = newtWinChoice(_("CD Found"), _("OK"), _("Skip"), _("To begin testing the CD media before installation press %s.\n\n" "Choose %s to skip the media test and start the installation."), _("OK"), _("Skip")); }}} * selinux 관련 작업 * 다시 모듈을 올리는 작업을 함. (kickstart 때문인듯함) * 다시 ide, scsi 를 하고 busProbe 함. (kickstart 때문인듯함) * agpgartInitialize * initializeParallelPort * usbInitializeMouse * set environment (python path...) * set anaconda path and options * rescue, serial, T, graphical, C, expert, noselinux, selinux * kickstart, virtpconsole, lang, keymap, module {{{ buf = sdupprintf(_("Running anaconda, the %s system installer - please wait...\n"), getProductName()); printf("%s", buf); }}} * anaconda 수행 * execv(anacondaArgs[0], anacondaArgs); === /base/stage2.img === * loader2/loader.c * main * doLoaderMain * fineAnacondaCD * loader2/cdinstall.c * findAnacondaCD * setupCdrom * mountStage2 * loader2/method.c * mountStage2 * mountLoopback * mount -o loop stage2.img tpm * tmp 의 구조 {{{ etc lib modules proc usr var [root@localhost etc]# ls fonts gtk-2.0 ld.so.cache nsswitch.conf passwd protocols selinux group joe man.config pango prelink.conf rpm services [root@localhost usr]# ls X11R6 bin lib sbin share }}} {{{ /usr/bin [root@localhost bin]# ls Xvnc du ln mount reset test [ echo load_policy mpartition rlogin time anaconda egrep loadkeys mrd rm top ash emacs losetup mren rmdir touch awk env ls msh rmmod tr basename expr lsattr mshowfat route traceroute bash false lsmod mt rpm true bunzip2 fgrep makedevs mtools rpm2cpio tty busybox find mattrib mtype rsh umount bzcat free mbadblocks mv scp uname bzip2 ftp mcd mzip sed uniq cat grep mcopy nc sftp unzip chattr gunzip md5sum open sh uptime chgrp gzip mdel openvt shred usleep chmod halt mdeltree pico sleep vi chown head mdir pidof sort vncconfig chroot hexdump mdu ping ssh vncpasswd chvt hostname mformat pivot_root strings wc clear id minfo ps stty wget cmp ifconfig mini-wm pump swapoff which cp install mkdir pwd swapon whoami cpio jmacs mknod python sync xargs cut joe mktemp python2.3 syslinux yes date jpico mlabel raidstart tac zcat dd kill mmd raidstop tail deallocvt killall mmount rcp tar df kudzu-probe mmove rdate tee dirname less modprobe readlink telnet dmesg list-harddrives more rescue-startx termidx /usr/sbin [root@localhost sbin]# ls arp dump hdparm mdadm mkswap rrestore badblocks e2fsck hwclock mkdosfs mtr sfdisk chroot e2label ifconfig mke2fs parted traceroute clock fdisk load_policy mkfs.ext2 prelink tune2fs ddcprobe fsck lspci mkfs.ext3 resize2fs debugfs fsck.ext2 lvm mkfs.msdos restore dmidecode fsck.ext3 lvm.static mkfs.vfat route }}} === anaconda === boot 옵션으로 줄 수 있는 것은 하드웨어 검색 disable, 인스톨 미디어 시험, 인스톨 방법 선택 등이 있슴. http://www.cwelug.org/cgi-bin/wiki.cgi?FedoraCore3 anaconda 를 분석하지만, live CD 를 만드는데 필요한 부분만 분석합니다. /sbin/loader 가 옵션을 추가하여 anaconda 를 call 하는듯함. path append argument parsing try: (args, extra) = isys.getopt(theargs, 'CGTRxtdr:fm:', [ 'graphical', 'text', 'test', 'debug', 'nofallback', 'method=', 'rootpath=', 'pcic=', "overhead=", 'testpath=', 'mountfs', 'traceonly', 'kickstart=', 'lang=', 'keymap=', 'kbdtype=', 'module=', 'class=', 'expert', 'serial', 'lowres', 'nofb', 'rescue', 'nomount', 'autostep', 'resolution=', 'skipddc', 'noselinux', 'selinux', 'vnc', 'vncconnect=', 'vnc=', 'cmdline', 'headless', 'virtpconsole=']) archtecture 가 s390 일 경우 isHeadless = 1 anaconda 를 call 하기 전에 이미 화면에 의해 setting 이 되는가? language, keyboard, 설치 or upgrade, 설치유형, 디스크파티션, 부트로더, 네트워크, 방화벽 selinux, 추가언어, 시간대 anaconda 에서 메뉴 화면 디스플레이하고 setting 하는듯함. if not isHeadless: try: import xsetup import rhpl.xhwstate as xhwstate except ImportError: isHeadless = 1 import rhpl.keyboard as keyboard import rhpl.xserver as xserver skipddcprobe = skipddc or (x_already_set and flags.test) skipmouseprobe = not ('DISPLAY' not in os.environ or flags.setupFilesystems) (videohw, monitorhw, mousehw) = xserver.probeHW(skipDDCProbe=skipddcprobe, skipMouseProbe = skipmouseprobe) try: xcfg = xhwstate.XF86HardwareState(defcard=videohw, defmon=monitorhw) kbd = keyboard.Keyboard() if keymap: kbd.set(keymap) xsetup_failed = xserver.startXServer(videohw, monitorhw, mousehw, kbd, runres, xStartedCB=doStartupX11Actions, xQuitCB=doShutdownX11Actions, logfile=xlogfile) if mousehw: id.setMouse(mousehw) if videohw: id.setVideoCard(videohw) if monitorhw: id.setMonitor(monitorhw) xsetup = xsetup.XSetup(xcfg) id.setXSetup(xsetup) if kbd: id.setKeyboard(kbd) instClass.setInstallData(id) if lang: dispatch.skipStep("language", permanent = 1) instClass.setLanguage(id, lang) if keymap: dispatch.skipStep("keyboard", permanent = 1) instClass.setKeyboard(id, keymap) === rhpl === xserver probeHW videocard.VideoCardInfo cards = kudzu.probe (kudzu.CLASS_VIDEO, kudzu.BUS_PCI | kudzu.BUS_SBUS, kudzu.PROBE_ALL); monitor.MonitorInfo /usr/sbin/ddcprobe mouse.Mouse list = kudzu.probe(kudzu.CLASS_MOUSE, kudzu.BUS_UNSPEC, kudzu.PROBE_ALL) === bootloader.py === instbootloader === etc/sysconfig === {{{ cbq rhn networking spamassassin - need check selinux -> ../selinux/config apm-scripts netdump_id_dsa.pub - need check netdump_id_dsa - need check network-scripts ifcfg-eth0 - need check network - need check keyboard - need check i18n - need check authconfig - need check desktop - 0 system-config-securitylevel - need check iptables-config - need check clock - need check firstboot hwconf - need check }}} * /usr/lib/anaconda-runtime/pkgorder /root/aster2.5 i386 CentOS | tee pkgorder.txt