diff options
Diffstat (limited to 'libvasile')
| -rwxr-xr-x | libvasile | 206 |
1 files changed, 135 insertions, 71 deletions
@@ -1,6 +1,7 @@ #!/usr/bin/env bash # import gentoo functions + source /lib/gentoo/functions.sh # generic variables @@ -8,41 +9,53 @@ source /lib/gentoo/functions.sh export local releasename="redcore" export local releasetarget="desktop" export local releaseversion="1" + +# kernel version && name from inside core squashfs + export local kernelver="4.8.5-"$releasename"" + +# core squahfs name and md5 checksum file + export local chrootx64=""$releasename"_"$releaseversion"_core_x64.squashfs" export local chrootx64md5=""$chrootx64".md5" -# build variables +# overlay mount variables export local rodir="rodir" export local rwdir="rwdir" export local workdir="workdir" # only needed for overlayfs on kernel greather than 3.18 export local overlaydir="overlaydir" + +# build variables and commands to run inside core squashfs when building packages + export local chrootuser="root" export local chroottarget="${@:2}" export local chrootbuildtarget="emerge -kav "$chroottarget"" -export local chrootdevtree="vasile --srcmode" +export local chrootsrcmode="vasile --srcmode" -# iso variables +# iso variables and commands to run inside core squahfs when making iso image -export local bootcorepath="/tmp/bootcore" -export local bootcorefiles="/tmp/bootcore/cdroot/boot" export local isouser="root" -export local isousertree="vasile --binmode" -export local isodracutcmd="dracut -N -a dmsquash-live -a pollcdrom -o systemd -o systemd-initrd -o systemd-networkd -o dracut-systemd --force --kver "$kernelver"" -export local isodracutrd="initramfs-"$kernelver".img" +export local isomainarch="x86_64" +export local isobinmode="vasile --binmode" +export local isokernelname="kernel-genkernel-"$isomainarch"-"$kernelver"" +export local isoramfscmd="dracut -N -a dmsquash-live -a pollcdrom -o systemd -o systemd-initrd -o systemd-networkd -o dracut-systemd --force --kver "$kernelver"" +export local isoramfsname="initramfs-"$kernelver".img" export local isoeficmd="grub2-mkimage -d /usr/lib64/grub/x86_64-efi -o bootx64.efi -O x86_64-efi ext2 fat udf btrfs ntfs reiserfs xfs hfsplus lvm ata part_msdos part_gpt part_apple bsd search_fs_uuid normal chain iso9660 configfile help loadenv reboot cat search memdisk tar boot linux chain" export local isochainloadcmd="grub2-mkimage -d /usr/lib64/grub/i386-pc -o core.img -O i386-pc biosdisk part_msdos fat" -export local isomainarch="x86_64" + +# iso image layout variables + +export local bootloaderfetchpath="/tmp/bootcore" +export local bootloaderconfigs=""$bootloaderfetchpath"/cdroot/boot" export local isorootdir=""$releasename"-"$releasetarget"-"$releaseversion"-"$isomainarch"" -export local isokernelname="kernel-genkernel-"$isomainarch"-"$kernelver"" -export local isostagingdir="/tmp/"$isorootdir"" -export local isosupersquashdir=""$isorootdir"/CDroot" -export local isolivesqfsdir=""$isosupersquashdir"/LiveOS" -export local isoliveosdir=""$isorootdir"/LiveOS" -export local isosyncdir=""$isorootdir"/rootfs" -export local isobootdir=""$isorootdir"/boot/grub" -export local isoefibootdir=""$isorootdir"/efi/boot" +export local isogrubdir=""$isorootdir"/boot/grub" +export local isoefidir=""$isorootdir"/efi/boot" +export local isorsynctarget=""$isorootdir"/rootfs" +export local isorsyncsource="/tmp/"$isorootdir"" +export local isocdrootdir=""$isorootdir"/CDroot" +export local isorealfsdir=""$isocdrootdir"/LiveOS" +export local isosquashfsdir=""$isorootdir"/LiveOS" # modechange variables @@ -54,6 +67,7 @@ export local clonedir="/opt/redcore-build" # generic functions (used for both build && iso creation) kernelconfig () { + # check if the host kernel has needed modules for vasile to work properly...fail to start if it doesn't if [[ $(zgrep 'CONFIG_OVERLAY_FS=' /proc/config.gz) && $(zgrep "CONFIG_SQUASHFS=" /proc/config.gz) && $(zgrep "CONFIG_BLK_DEV_LOOP=" /proc/config.gz) ]] ; then einfo "Kernel configuration seems OK, moving on" sleep 1 @@ -65,6 +79,7 @@ kernelconfig () { } checkroot () { + # check for root privileges, needed for mount && chroot...fail to start if not root if [[ "$(whoami)" != root ]] ; then eerror "You're not root?...No cookies for you, go away !!!" exit 1 @@ -72,6 +87,7 @@ checkroot () { } checkiflive () { + # check if running in live mode...fail to start if so if [[ -L /dev/mapper/live-base ]] ; then eerror "Running in Live mode is unsupported" exit 1 @@ -79,6 +95,8 @@ checkiflive () { } chrootchecksum () { + # check if core squashfs and md5 checksum file exists, verify core squashfs integrity against md5 checksum file + # fail to start if core squashfs or md5 checksum file doesn't exist, or if core squashfs fails md5 verification while : true ; do if [[ -f "$chrootx64" && -f "$chrootx64md5" ]] ; then einfo "Squashed chroot && Checksum file found" @@ -100,6 +118,7 @@ chrootchecksum () { # build functions chrootprepare () { + # always start from fresh overlay mount path, if previous exists, remove it and start over while : true ; do if [[ ! -d "$rodir" && ! -d "$rwdir" && ! -d "$workdir" && ! -d "$overlaydir" ]] ; then for i in "$rodir" "$rwdir" "$workdir" "$overlaydir" ; do @@ -119,6 +138,7 @@ chrootprepare () { } chrootstop () { + # umount core squashfs overlay mount umount -l "$overlaydir"/proc > /dev/null 2>&1 umount -l "$overlaydir"/sys > /dev/null 2>&1 umount -l "$overlaydir"/dev/pts > /dev/null 2>&1 @@ -132,6 +152,7 @@ chrootstop () { } chrootstart () { + # mount core squashfs in overlay mount -t squashfs "$chrootx64" "$rodir" mount -t overlay -o lowerdir="$rodir",upperdir="$rwdir",workdir="$workdir" overlay "$overlaydir" mount -o bind packages "$overlaydir"/usr/portage/packages @@ -145,16 +166,19 @@ chrootstart () { } chrootdevtree () { - chroot "$overlaydir" su - "$chrootuser" -c "$chrootdevtree" + # inject portage tree, redcore overlay && redcore buildsystem (portage config) + chroot "$overlaydir" su - "$chrootuser" -c "$chrootsrcmode" } chrootbuild () { + # build and install package(s) given as argument...if is already built, install it einfo "All systems are go!" sleep 1 chroot "$overlaydir" su - "$chrootuser" -c "$chrootbuildtarget" } chrootx64 () { + # land into a chroot env into overlay mounted core squashfs and make build adjustments, if needed einfo "DROPPING YOU TO A ROOT SHELL INTO BUILD ENVIRONMENT" einfo "FIX FAILURES && ADJUST PORTAGE CONFIGURATION FILES" einfo "TEST USEFLAGS && KEYWORDS && MASKS IF REQUIRED" @@ -174,82 +198,97 @@ makepkg () { # iso functions isostart () { - mount -o bind packages "$isosyncdir"/usr/portage/packages - mount -t proc proc "$isosyncdir"/proc - mount -t sysfs sysfs "$isosyncdir"/sys - mount -t devtmpfs -o relatime,size=3055348k,nr_inodes=763837,mode=755 none "$isosyncdir"/dev - mount -t devpts -o nosuid,noexec,relatime,gid=5,mode=620 none "$isosyncdir"/dev/pts - mount -t tmpfs -o nosuid,nodev none "$isosyncdir"/dev/shm - mount -t tmpfs -o nosuid,nodev,noexec none "$isosyncdir"/tmp + # mount iso image core + mount -o bind packages "$isorsynctarget"/usr/portage/packages + mount -t proc proc "$isorsynctarget"/proc + mount -t sysfs sysfs "$isorsynctarget"/sys + mount -t devtmpfs -o relatime,size=3055348k,nr_inodes=763837,mode=755 none "$isorsynctarget"/dev + mount -t devpts -o nosuid,noexec,relatime,gid=5,mode=620 none "$isorsynctarget"/dev/pts + mount -t tmpfs -o nosuid,nodev none "$isorsynctarget"/dev/shm + mount -t tmpfs -o nosuid,nodev,noexec none "$isorsynctarget"/tmp } isostop () { - umount -l "$isosyncdir"/proc > /dev/null 2>&1 - umount -l "$isosyncdir"/sys > /dev/null 2>&1 - umount -l "$isosyncdir"/dev/pts > /dev/null 2>&1 - umount -l "$isosyncdir"/dev/shm > /dev/null 2>&1 - umount -l "$isosyncdir"/dev > /dev/null 2>&1 - umount -l "$isosyncdir"/tmp > /dev/null 2>&1 - umount -l "$isosyncdir"/usr/portage/packages > /dev/null 2>&1 + # umount iso image core + umount -l "$isorsynctarget"/proc > /dev/null 2>&1 + umount -l "$isorsynctarget"/sys > /dev/null 2>&1 + umount -l "$isorsynctarget"/dev/pts > /dev/null 2>&1 + umount -l "$isorsynctarget"/dev/shm > /dev/null 2>&1 + umount -l "$isorsynctarget"/dev > /dev/null 2>&1 + umount -l "$isorsynctarget"/tmp > /dev/null 2>&1 + umount -l "$isorsynctarget"/usr/portage/packages > /dev/null 2>&1 } isousertree () { - chroot "$isosyncdir" su - "$isouser" -c "$isousertree" + # inject portage tree, redcore overlay && redcore buildsystem (portage config) + chroot "$isorsynctarget" su - "$isouser" -c "$isobinmode" } isoramfs () { - chroot "$isosyncdir" su - "$isouser" -c "$isodracutcmd" + # generate iso initramfs with required modules for live boot + chroot "$isorsynctarget" su - "$isouser" -c "$isoramfscmd" } isoefiimg () { - chroot "$isosyncdir" su - "$isouser" -c "$isoeficmd" + # generate efi bootloader + chroot "$isorsynctarget" su - "$isouser" -c "$isoeficmd" } -isochainload () { - chroot "$isosyncdir" su - "$isouser" -c "$isochainloadcmd" +isochainloader () { + # generate syslinux -> grub chainloader for unetbootin compatibility + chroot "$isorsynctarget" su - "$isouser" -c "$isochainloadcmd" } isoservices () { + # enable live iso image system services for service in avahi-daemon cups connman dkms dm-event redcorelive lightdm lvm2-lvmetad lvm2-monitor NetworkManager ModemManager virtualbox-guest-additions ; do - chroot "$isosyncdir" su - "$isouser" -c "systemctl enable "$service"" + chroot "$isorsynctarget" su - "$isouser" -c "systemctl enable "$service"" done } isochroot () { + # land into a chroot env into iso image core and make adjustments, if needed einfo "DROPPING YOU TO A ROOT SHELL INTO ISO ENVIRONMENT" einfo "INSTALL APPS & TARGETS & DES YOU WANT INSIDE ISO" einfo "EXIT WHEN YOU'RE DONE AND I'LL CREATE THE IMAGE" - chroot "$isosyncdir" su - "$isouser" + chroot "$isorsynctarget" su - "$isouser" } prepareiso () { - mkdir -p "$isosyncdir" - dd if=/dev/zero of=""$isosyncdir".img" bs=50M count=400 - mkfs.ext4 ""$isosyncdir".img" - mkdir -p "$isostagingdir" - mkdir -p "$isobootdir" - mkdir -p "$isoefibootdir" - mkdir -p "$isoliveosdir" - mkdir -p "$isosupersquashdir" - mkdir -p "$isolivesqfsdir" - mount -t squashfs "$chrootx64" "$isostagingdir" - mount -t ext4 ""$isosyncdir".img" "$isosyncdir" - rsync -aHAXr --progress "$isostagingdir/" "$isosyncdir/" - cp -avx ""$isosyncdir"/boot/"$isokernelname"" ""$isorootdir"/boot/vmlinuz" + # prepare iso image layout + mkdir -p "$isorsynctarget" + dd if=/dev/zero of=""$isorsynctarget".img" bs=50M count=400 + mkfs.ext4 ""$isorsynctarget".img" + mkdir -p "$isorsyncsource" + mkdir -p "$isocdrootdir" + mkdir -p "$isosquashfsdir" + mkdir -p "$isorealfsdir" + mkdir -p "$isogrubdir" + mkdir -p "$isoefidir" + # mount core squashfs and rsync it's contents into core iso image + mount -t squashfs "$chrootx64" "$isorsyncsource" + mount -t ext4 ""$isorsynctarget".img" "$isorsynctarget" + rsync -aHAXr --progress "$isorsyncsource/" "$isorsynctarget/" + # copy the kernel for live boot + cp -avx ""$isorsynctarget"/boot/"$isokernelname"" ""$isorootdir"/boot/vmlinuz" + # generate and copy initramfs for live boot isostart isoramfs isostop - mv ""$isosyncdir"/boot/"$isodracutrd"" ""$isorootdir"/boot/initrd" + mv ""$isorsynctarget"/boot/"$isoramfsname"" ""$isorootdir"/boot/initrd" + # generate and copy efi bootloader for live boot isostart isoefiimg isostop - mv ""$isosyncdir"/root/bootx64.efi" "$isoefibootdir" - chmod 755 ""$isoefibootdir"/bootx64.efi" + mv ""$isorsynctarget"/root/bootx64.efi" "$isoefidir" + chmod 755 ""$isoefidir"/bootx64.efi" + # generate and copy syslinux -> grub chainloader for unetbootin compatibility isostart - isochainload + isochainloader isostop - mv ""$isosyncdir"/root/core.img" "$isobootdir" - cp -avx ""$isosyncdir"/usr/lib64/grub/i386-pc/lnxboot.img" "$isobootdir" + mv ""$isorsynctarget"/root/core.img" "$isogrubdir" + cp -avx ""$isorsynctarget"/usr/lib64/grub/i386-pc/lnxboot.img" "$isogrubdir" + # enable live iso image system services isostart isousertree isochroot @@ -257,33 +296,43 @@ prepareiso () { isostart isoservices isostop - umount -l "$isosyncdir" > /dev/null 2>&1 - mv ""$isosyncdir".img" "$isolivesqfsdir" - mksquashfs "$isosupersquashdir" ""$isorootdir"/squashfs.img" -b 1048576 -comp xz -Xdict-size 100% - mv ""$isorootdir/"squashfs.img" "$isoliveosdir" + umount -l "$isorsynctarget" > /dev/null 2>&1 + # move "real" live filesystem into right place + mv ""$isorsynctarget".img" "$isorealfsdir" + # compress "fake" live filesystem + mksquashfs "$isocdrootdir" ""$isorootdir"/squashfs.img" -b 1048576 -comp xz -Xdict-size 100% + mv ""$isorootdir/"squashfs.img" "$isosquashfsdir" + # dracut requires "real" ext4 live filesystem to be placed + # into a "fake" squashfs live filesystem as bellow : + # /cdroot/LiveOS/squashfs.img/LiveOS/rootfs.img + # squashfs.img is the "fake" squashfs live filesystem + # rootfs.img is the "real" ext4 live filesystem } -bootcoreiso () { - git clone https://gitlab.com/"$releasename"/boot-core.git "$bootcorepath" - cp -avx "$bootcorefiles" "$isorootdir" +bootloaderiso () { + # get grub2 live boot configs and place them into right place + git clone https://gitlab.com/"$releasename"/boot-core.git "$bootloaderfetchpath" + cp -avx "$bootloaderconfigs" "$isorootdir" } cleanupiso () { - umount "$isostagingdir" - rm -rf "$isosyncdir" - rm -rf "$isostagingdir" - rm -rf "$isosupersquashdir" - rm -rf "$bootcorepath" + # cleanup temporary files used during iso image layout preparation + umount "$isorsyncsource" + rm -rf "$isorsynctarget" + rm -rf "$isorsyncsource" + rm -rf "$isocdrootdir" + rm -rf "$bootloaderfetchpath" } makeisoimg () { + # create iso image grub2-mkrescue -o ""$releasename"-"$releasetarget"-"$releaseversion"-"$isomainarch".iso" "$isorootdir" } makeiso () { chrootchecksum prepareiso - bootcoreiso + bootloaderiso cleanupiso makeisoimg } @@ -291,6 +340,7 @@ makeiso () { # modechange functions removeportagetree() { + # remove portage tree, but leave packages and distfiles directories intact if [ -d ""$portagedir"/.git" ] ; then einfo "Removing gentoo portage tree" find "$portagedir" -mindepth 1 -name "packages" -prune -o -name "distfiles" -prune -o -exec rm -rf {} \; > /dev/null 2>&1 @@ -298,11 +348,13 @@ removeportagetree() { } removeoverlays() { + # remove redcore overlay einfo "Removing "$releasename"-"$releasetarget" overlay" layman -d "$releasename"-"$releasetarget" > /dev/null 2>&1 } removeportageconfig() { + # remove redcore buildsystem (portage configuration) einfo "Removing "$releasename"-"$releasetarget" buildsystem" rm ""$confdir"/make.conf" > /dev/null 2>&1 rm ""$confdir"/make.profile" > /dev/null 2>&1 @@ -317,6 +369,7 @@ resetmode () { } fetchportageconfig() { + # fetch redcore buildsystem (portage configuration) pushd /opt > /dev/null 2>&1 einfo "Injecting "$releasename"-"$releasetarget" buildsystem" git clone https://gitlab.com/redcore/redcore-build.git @@ -324,6 +377,7 @@ fetchportageconfig() { } fetchfullportagetree() { + # fetch full portage tree if [[ ! -d "$portagedir"/.git ]] ; then einfo "Injecting mixedmode/srcmode (full) gentoo portage tree" cd "$portagedir" && git init > /dev/null 2>&1 @@ -335,6 +389,10 @@ fetchfullportagetree() { } fetchminimalportagetree() { + # fetch minimal portage tree + # in binmode we don't want the whole tree of gentoo ebuilds + # but we need portage profiles portage metadata && portage eclasses + # so make a sparse-checkout, to fetch only what we need if [[ ! -d "$portagedir"/.git ]] ; then einfo "Injecting binmode (minimal) gentoo portage tree" cd "$portagedir" && git init > /dev/null 2>&1 @@ -351,11 +409,13 @@ fetchminimalportagetree() { } fetchoverlays () { + # fetch redcore overlay einfo "Injecting "$releasename"-"$releasetarget" overlay" layman -f -a "$releasename"-"$releasetarget" -o https://gitlab.com/"$releasename"/"$releasename"-"$releasetarget"/raw/master/overlay.xml } setbinmodeconfig() { + # set make.conf to binmode, portage will always use binary packages from binhost ln -sf "$gitdir" "$confdir" ln -sf "$confdir"/make.conf.amd64-binmode "$confdir"/make.conf eselect profile set 1 @@ -364,6 +424,9 @@ setbinmodeconfig() { } setmixedmodeconfig() { + # set make.conf to mixedmode, portage will prefer binary packages over ebuilds + # but will use ebuilds if they are newer than binary packages from binhost + # or if the binary package is not available in binhost ln -sf "$gitdir" "$confdir" ln -sf "$confdir"/make.conf.amd64-mixedmode "$confdir"/make.conf eselect profile set 1 @@ -372,6 +435,7 @@ setmixedmodeconfig() { } setsrcmodeconfig () { + # set make.conf to srcmode, portage will always use ebuilds ln -sf "$gitdir" "$confdir" ln -sf "$confdir"/make.conf.amd64-srcmode "$confdir"/make.conf eselect profile set 1 |