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improve dpkg and apt version parsing

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This commit is contained in:
Johannes Schauer Marin Rodrigues 2021-02-04 17:42:40 +01:00
parent aaa7c14275
commit 7a43ff89dc
Signed by untrusted user: josch
GPG key ID: F2CBA5C78FBD83E1
2 changed files with 23 additions and 18 deletions
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22
coverage.sh
View file

@ -3134,11 +3134,13 @@ rm /tmp/debian-chroot/etc/fstab
rm /tmp/debian-chroot/etc/hostname
rm /tmp/debian-chroot/etc/resolv.conf
rm /tmp/debian-chroot/var/lib/dpkg/status
rm /tmp/debian-chroot/var/lib/dpkg/available
rm /tmp/debian-chroot/var/cache/apt/archives/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock-frontend
if [ "$mode" != "chrootless" ] || dpkg --compare-versions "\$(dpkg --robot --version)" lt 1.20.0; then
rm /tmp/debian-chroot/var/lib/dpkg/available
rm /tmp/debian-chroot/var/lib/dpkg/cmethopt
fi
rm /tmp/debian-chroot/var/lib/apt/lists/lock
## delete merged usr symlinks
#rm /tmp/debian-chroot/libx32
@ -3202,13 +3204,15 @@ rm /tmp/debian-chroot/etc/fstab
rm /tmp/debian-chroot/etc/hostname
rm /tmp/debian-chroot/etc/resolv.conf
rm /tmp/debian-chroot/var/lib/dpkg/status
rm /tmp/debian-chroot/var/lib/dpkg/available
rm /tmp/debian-chroot/var/cache/apt/archives/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock-frontend
rm /tmp/debian-chroot/var/lib/dpkg/cmethopt
rm /tmp/debian-chroot/var/lib/apt/lists/lock
rm /tmp/debian-chroot/var/lib/apt/extended_states
if [ "$mode" != "chrootless" ] || dpkg --compare-versions "\$(dpkg --robot --version)" lt 1.20.0; then
rm /tmp/debian-chroot/var/lib/dpkg/available
rm /tmp/debian-chroot/var/lib/dpkg/cmethopt
fi
## delete merged usr symlinks
#rm /tmp/debian-chroot/libx32
#rm /tmp/debian-chroot/lib64
@ -3322,13 +3326,15 @@ rm /tmp/debian-chroot/etc/fstab
rm /tmp/debian-chroot/etc/hostname
rm /tmp/debian-chroot/etc/resolv.conf
rm /tmp/debian-chroot/var/lib/dpkg/status
rm /tmp/debian-chroot/var/lib/dpkg/available
rm /tmp/debian-chroot/var/cache/apt/archives/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock-frontend
rm /tmp/debian-chroot/var/lib/dpkg/cmethopt
rm /tmp/debian-chroot/var/lib/apt/lists/lock
rm /tmp/debian-chroot/var/lib/apt/extended_states
if dpkg --compare-versions "\$(dpkg --robot --version)" lt 1.20.0; then
rm /tmp/debian-chroot/var/lib/dpkg/available
rm /tmp/debian-chroot/var/lib/dpkg/cmethopt
fi
## delete merged usr symlinks
#rm /tmp/debian-chroot/libx32
#rm /tmp/debian-chroot/lib64
@ -3383,13 +3389,15 @@ rm /tmp/debian-chroot/etc/fstab
rm /tmp/debian-chroot/etc/hostname
rm /tmp/debian-chroot/etc/resolv.conf
rm /tmp/debian-chroot/var/lib/dpkg/status
rm /tmp/debian-chroot/var/lib/dpkg/available
rm /tmp/debian-chroot/var/cache/apt/archives/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock-frontend
rm /tmp/debian-chroot/var/lib/dpkg/cmethopt
rm /tmp/debian-chroot/var/lib/apt/lists/lock
rm /tmp/debian-chroot/var/lib/apt/extended_states
if dpkg --compare-versions "\$(dpkg --robot --version)" lt 1.20.0; then
rm /tmp/debian-chroot/var/lib/dpkg/available
rm /tmp/debian-chroot/var/lib/dpkg/cmethopt
fi
## delete merged usr symlinks
#rm /tmp/debian-chroot/libx32
#rm /tmp/debian-chroot/lib64

19
mmdebstrap
View file

@ -1392,7 +1392,7 @@ sub setup {
sub run_setup() {
my $options = shift;
my $dpkgversion;
my $dpkgversion = version->new(0);
{
my $pid = open my $fh, '-|' // error "failed to fork(): $!";
if ($pid == 0) {
@ -1403,17 +1403,18 @@ sub run_setup() {
exec 'dpkg', '--robot', '--version';
}
chomp(
$dpkgversion = do { local $/; <$fh> }
my $content = do { local $/; <$fh> }
);
close $fh;
if ($? == 0 and $dpkgversion =~ /^([0-9]+\.[0-9]+\.[0-9]+) \(\S+\)$/) {
# the --robot option was introduced in 1.20.0 but until 1.20.2 the
# output contained a string after the version, separated by a
# whitespace -- since then, it's only the version
if ($? == 0 and $content =~ /^([0-9.]+)( .*)?$/) {
# dpkg is new enough for the --robot option
$dpkgversion = version->new($1);
} else {
$dpkgversion = undef;
}
}
my $aptversion;
my $aptversion = version->new(0);
{
my $pid = open my $fh, '-|', 'apt-get',
'--version' // error "failed to fork(): $!";
@ -1437,7 +1438,6 @@ sub run_setup() {
# since we do not know the dpkg version inside the chroot at this
# point, we can only omit it in chrootless mode
if ( $options->{mode} ne 'chrootless'
or not defined $dpkgversion
or $dpkgversion < "1.20.0") {
push @directories, '/etc/dpkg/dpkg.cfg.d/';
}
@ -1449,7 +1449,6 @@ sub run_setup() {
# since we do not know the dpkg version inside the chroot at this
# point, we can only omit it in chrootless mode
if ( $options->{mode} ne 'chrootless'
or not defined $dpkgversion
or $dpkgversion < "1.20.0") {
push @directories, '/var/lib/dpkg/triggers',
'/var/lib/dpkg/info', '/var/lib/dpkg/alternatives',
@ -1525,7 +1524,7 @@ sub run_setup() {
print $conf "pkgCacheGen::ForceEssential \",\";\n";
}
if ($options->{dryrun}
and (not defined $aptversion or $aptversion < "2.1.16")) {
and ($aptversion < "2.1.16")) {
# Without this option, apt will fail with:
# E: Could not configure 'libc6:amd64'.
# E: Could not perform immediate configuration on 'libgcc1:amd64'.
@ -1569,7 +1568,6 @@ sub run_setup() {
# since we do not know the dpkg version inside the chroot at this point, we
# can only omit it in chrootless mode
if ( $options->{mode} ne 'chrootless'
or not defined $dpkgversion
or $dpkgversion < "1.20.0") {
open my $fh, '>', "$options->{root}/var/lib/dpkg/available"
or error "failed to open(): $!";
@ -1581,7 +1579,6 @@ sub run_setup() {
# since we do not know the dpkg version inside the chroot at this point, we
# can only omit it in chrootless mode
if ( $options->{mode} ne 'chrootless'
or not defined $dpkgversion
or $dpkgversion < "1.20.0") {
open my $fh, '>', "$options->{root}/var/lib/dpkg/cmethopt"
or error "failed to open(): $!";