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Allow to redefine APK variable and add APK_OPTS

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This commit is contained in:
Jakub Jirutka 2017-09-08 23:57:20 +02:00
parent e5b6e1baa0
commit b706b24fe5
1 changed files with 20 additions and 9 deletions
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29
alpine-make-vm-image
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@ -48,6 +48,11 @@
# #
# -v --version Print version and exit. # -v --version Print version and exit.
# #
# APK APK command to use. Default is "apk".
#
# APK_OPTS Options to pass into apk on each execution.
# Default is "--no-progress".
#
# Each option can be also provided by environment variable. If both option and # Each option can be also provided by environment variable. If both option and
# variable is specified and the option accepts only one argument, then the # variable is specified and the option accepts only one argument, then the
# option takes precedence. # option takes precedence.
@ -56,11 +61,13 @@
#---help--- #---help---
set -eu set -eu
readonly APK='apk --no-progress'
readonly PROGNAME='alpine-make-vm-image' readonly PROGNAME='alpine-make-vm-image'
readonly VERSION='0.0.0' readonly VERSION='0.0.0'
readonly VIRTUAL_PKG=".make-$PROGNAME" readonly VIRTUAL_PKG=".make-$PROGNAME"
: ${APK:="apk"}
: ${APK_OPTS:="--no-progress"}
die() { die() {
printf '\033[1;31mERROR:\033[0m %s\n' "$@" >&2 # bold red printf '\033[1;31mERROR:\033[0m %s\n' "$@" >&2 # bold red
@ -89,7 +96,11 @@ cleanup() {
fi fi
qemu-nbd --disconnect "$nbd_dev" \ qemu-nbd --disconnect "$nbd_dev" \
|| die "Failed to disconnect $nbd_dev; disconnect it manually" || die "Failed to disconnect $nbd_dev; disconnect it manually"
$APK del $VIRTUAL_PKG _apk del $VIRTUAL_PKG
}
_apk() {
"$APK" $APK_OPTS "$@"
} }
# Attaches the specified image as a NBD block device and prints its path. # Attaches the specified image as a NBD block device and prints its path.
@ -139,7 +150,7 @@ install_fs_tools() {
*) die "Unsupported filesystem: $fs";; *) die "Unsupported filesystem: $fs";;
esac esac
$APK add -t $VIRTUAL_PKG $pkg _apk add -t $VIRTUAL_PKG $pkg
} }
# Prepares chroot at the specified path. # Prepares chroot at the specified path.
@ -259,7 +270,7 @@ SCRIPT=
#----------------------------------------------------------------------- #-----------------------------------------------------------------------
einfo 'Installing needed packages on host system' einfo 'Installing needed packages on host system'
$APK add -t $VIRTUAL_PKG qemu qemu-img syslinux _apk add -t $VIRTUAL_PKG qemu qemu-img syslinux
install_fs_tools "$ROOTFS" install_fs_tools "$ROOTFS"
#----------------------------------------------------------------------- #-----------------------------------------------------------------------
@ -298,24 +309,24 @@ mkdir -p etc/apk/keys
install -m 644 "$REPOS_FILE" etc/apk/repositories install -m 644 "$REPOS_FILE" etc/apk/repositories
cp "$KEYS_DIR"/* etc/apk/keys/ cp "$KEYS_DIR"/* etc/apk/keys/
$APK add --root . --update-cache --initdb alpine-base _apk add --root . --update-cache --initdb alpine-base
prepare_chroot . prepare_chroot .
#----------------------------------------------------------------------- #-----------------------------------------------------------------------
einfo "Installing and configuring mkinitfs" einfo "Installing and configuring mkinitfs"
$APK add --root . mkinitfs _apk add --root . mkinitfs
setup_mkinitfs . "base $ROOTFS $INITFS_FEATURES" setup_mkinitfs . "base $ROOTFS $INITFS_FEATURES"
#----------------------------------------------------------------------- #-----------------------------------------------------------------------
einfo "Installing kernel linux-$KERNEL_FLAVOR" einfo "Installing kernel linux-$KERNEL_FLAVOR"
$APK add --root . linux-$KERNEL_FLAVOR _apk add --root . linux-$KERNEL_FLAVOR
#----------------------------------------------------------------------- #-----------------------------------------------------------------------
einfo 'Setting up extlinux bootloader' einfo 'Setting up extlinux bootloader'
$APK add --root . --no-scripts syslinux _apk add --root . --no-scripts syslinux
setup_extlinux . "UUID=$root_uuid" $ROOTFS ${KERNEL_FLAVOR#virt} setup_extlinux . "UUID=$root_uuid" $ROOTFS ${KERNEL_FLAVOR#virt}
cat > etc/fstab <<-EOF cat > etc/fstab <<-EOF
@ -333,7 +344,7 @@ rc_add shutdown killprocs savecache mount-ro
#----------------------------------------------------------------------- #-----------------------------------------------------------------------
if [ -n "$PACKAGES" ]; then if [ -n "$PACKAGES" ]; then
einfo 'Installing additional packages' einfo 'Installing additional packages'
$APK add --root . $PACKAGES _apk add --root . $PACKAGES
fi fi
#----------------------------------------------------------------------- #-----------------------------------------------------------------------