tvm - libdevuansdk - common library for devuan's simple distro kits
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       tvm (2964B)
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            1 #!/usr/bin/env zsh
            2 # shellcheck shell=bash
            3 # Copyright (c) 2016-2021 Ivan J. <parazyd@dyne.org>
            4 # This file is part of libdevuansdk
            5 #
            6 # This source code is free software: you can redistribute it and/or modify
            7 # it under the terms of the GNU General Public License as published by
            8 # the Free Software Foundation, either version 3 of the License, or
            9 # (at your option) any later version.
           10 #
           11 # This software is distributed in the hope that it will be useful,
           12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
           13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
           14 # GNU General Public License for more details.
           15 #
           16 # You should have received a copy of the GNU General Public License
           17 # along with this source code. If not, see <http://www.gnu.org/licenses/>.
           18 
           19 vars+=(vmname)
           20 
           21 vm_inject_overrides()
           22 {
           23         fn vm_inject_overrides
           24         req=(strapdir bootfs rootfs bootpart rootpart)
           25         ckreq || return 1
           26 
           27         notice "Injecting rootfs overrides"
           28 
           29         bootuuid="$(lsblk "$bootpart" -no UUID)"
           30         rootuuid="$(lsblk "$rootpart" -no UUID)"
           31 
           32         cat <<EOF | sudo tee -a "$strapdir/etc/fstab" >/dev/null
           33 UUID=${rootuuid} /     ${rootfs} defaults 0 1
           34 UUID=${bootuuid} /boot ${bootfs} defaults 0 1
           35 EOF
           36 
           37         cat <<EOF | sudo tee "$strapdir/etc/rc.local" >/dev/null
           38 #!/bin/sh
           39 # rc.local for base images
           40 
           41 [ -f /etc/ssh/ssh_host_rsa_key.pub ] || ssh-keygen -A
           42 
           43 exit 0
           44 EOF
           45         sudo chmod +x "$strapdir/etc/rc.local"
           46 
           47         sudo sed -i "$strapdir/etc/ssh/sshd_config" \
           48                 -e 's/#PermitRootLogin .*/PermitRootLogin yes/' \
           49                 -e 's/PermitRootLogin .*/PermitRootLogin yes/' || { zerr; return 1; }
           50 }
           51 
           52 vm_setup_grub()
           53 {
           54         fn vm_setup_grub
           55         req=(workdir loopdevice bootfs)
           56         ckreq || return 1
           57 
           58         notice "Setting up grub"
           59 
           60         cat <<EOF | sudo tee "$workdir/mnt/setupgrub" >/dev/null
           61 #!/bin/sh
           62 grub-install "${loopdevice}" || exit 1
           63 grub-mkconfig -o /boot/grub/grub.cfg || exit 1
           64 EOF
           65         chroot-script -d "$workdir/mnt/setupgrub" || { zerr; return 1; }
           66 }
           67 
           68 vm_pack_dist()
           69 {
           70         fn vm_pack_dist
           71         req=(R workdir image_name imageformat)
           72         ckreq || return 1
           73 
           74         notice "Packing up built images"
           75 
           76         local _xzcomp=""
           77         local _rsuffix="${imageformat}"
           78         local _vsuffix="vdi"
           79 
           80         if [[ -n "$COMPRESS_IMAGE" ]]; then
           81                 if command -v pixz >/dev/null; then
           82                         _xzcomp="$(command -v pixz)"
           83                 else
           84                         _xzcomp="$(command -v xz)"
           85                 fi
           86                 _rsuffix="${imageformat}.xz"
           87                 _vsuffix="vdi.xz"
           88         fi
           89 
           90         pushd "$workdir" || { zerr; return 1; }
           91 
           92         if [[ -n "$COMPRESS_IMAGE" ]]; then
           93                 act "Compressing images with $_xzcomp"
           94                 silly
           95                 $_xzcomp "${image_name}.${imageformat}" || { zerr; return 1; }
           96                 $_xzcomp "${image_name}.vdi" || { zerr; return 1; }
           97         fi
           98 
           99         if [[ "$imageformat" != raw ]]; then
          100                 rm -f "${image_name}.img"
          101         fi
          102 
          103         act "Calculating sha256 checksums"
          104         silly
          105         sha256sum "${image_name}.${_rsuffix}" > "${image_name}.${_rsuffix}.sha256"
          106         sha256sum "${image_name}.${_vsuffix}" > "${image_name}.${_vsuffix}.sha256"
          107 
          108         mkdir -p "$R/dist"
          109         mv -v "${image_name}".* "$R/dist" || { zerr; return 1; }
          110 
          111         notice "Done! Thanks for being patient!"
          112 
          113         popd
          114 }