forked from josch/mmdebstrap
don't use default mirror if no mirror was specified but data was given on standard input
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d25e939363
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F2CBA5C78FBD83E1
1 changed files with 79 additions and 45 deletions
114
mmdebstrap
114
mmdebstrap
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@ -667,38 +667,10 @@ sub setup {
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chmod 0644, "$options->{root}/etc/fstab" or die "cannot chmod fstab: $!";
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}
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# write /etc/apt/sources.list
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{
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my $archopt = '';
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if (scalar @{$options->{foreignarchs}} > 0) {
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$archopt = " [arch=$options->{nativearch}]";
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}
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open my $fh, '>', "$options->{root}/etc/apt/sources.list" or die "cannot open /etc/apt/sources.list: $!";
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if (scalar(@{$options->{mirrors}}) > 0) {
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if((grep /^-$/, @{$options->{mirrors}}) > 1 ) {
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die "can only read from stdin once";
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}
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for my $arg (@{$options->{mirrors}}) {
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if ($arg eq '-') {
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# read from stdin
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print STDERR "I: Reading sources.list from standard input...\n";
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copy *STDIN, $fh or die "cannot copy stdin: $!";
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} elsif ($arg =~ /^deb(-src)? /) {
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print $fh "$arg\n";
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} elsif ($arg =~ /:\/\//) {
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print $fh "deb$archopt $arg $options->{suite} $options->{components}\n";
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} elsif (-f $arg) {
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copy($arg, $fh) or die "cannot copy $arg: $!";
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} else {
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die "invalid mirror: $arg";
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}
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}
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} else {
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print $fh "deb$archopt http://deb.debian.org/debian $options->{suite} $options->{components}\n";
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if (any { $_ eq $options->{suite} } ('stable', 'oldstable', 'stretch') ) {
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print $fh "deb$archopt http://deb.debian.org/debian $options->{suite}-updates $options->{components}\n";
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print $fh "deb$archopt http://security.debian.org/debian-security $options->{suite}/updates $options->{components}\n";
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}
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}
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print $fh $options->{sourceslist};
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close $fh;
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}
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@ -1308,19 +1280,77 @@ sub main() {
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}
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}
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{
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my $suite;
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if (scalar @ARGV > 0) {
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$options->{suite} = shift @ARGV;
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$suite = shift @ARGV;
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if (scalar @ARGV > 0) {
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$options->{target} = shift @ARGV;
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} else {
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$options->{target} = '-';
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}
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$options->{mirrors} = [@ARGV];
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} else {
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print STDERR "I: No SUITE specified, expecting sources.list on standard input\n";
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$options->{suite} = 'UNDEFINED';
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$options->{target} = '-';
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$options->{mirrors} = ['-'];
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}
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my $sourceslist = '';
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my $stdindata = '';
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# make sure that we only attempt to read from STDIN if it's *not*
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# connected to the terminal (because we don't expect the user to type
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# the sources.list file
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if (! -t STDIN) {
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print STDERR "I: Reading sources.list from standard input...\n";
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$stdindata = do { local $/; <STDIN> };
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}
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if (! defined $suite) {
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# If no suite was specified, then the whole sources.list has to
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# come from standard input
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$sourceslist .= $stdindata;
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} else {
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my $archopt = '';
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if (scalar @{$options->{foreignarchs}} > 0) {
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$archopt = " [arch=$options->{nativearch}]";
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}
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if (scalar @ARGV > 0) {
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for my $arg (@ARGV) {
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if ($arg eq '-') {
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$sourceslist .= $stdindata;
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} elsif ($arg =~ /^deb(-src)? /) {
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$sourceslist .= "$arg\n";
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} elsif ($arg =~ /:\/\//) {
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$sourceslist .= "deb$archopt $arg $suite $options->{components}\n";
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} elsif (-f $arg) {
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open my $fh, '<', $arg or die "cannot open $arg: $!";
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while (my $line = <$fh>) {
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$sourceslist .= $line;
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}
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close $fh;
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} else {
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die "invalid mirror: $arg";
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}
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}
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# if there was no explicit '-' mirror listed and something was
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# read on standard input, then just append it to the end
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if (none { $_ eq '-' } @ARGV) {
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# if nothing was read on standard input then nothing will
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# be appended
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$sourceslist .= $stdindata;
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}
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} elsif ($stdindata ne '') {
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$sourceslist .= $stdindata;
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} else {
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$sourceslist .= "deb$archopt http://deb.debian.org/debian $suite $options->{components}\n";
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if (any { $_ eq $suite } ('stable', 'oldstable', 'stretch') ) {
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$sourceslist .= "deb$archopt http://deb.debian.org/debian $suite-updates $options->{components}\n";
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$sourceslist .= "deb$archopt http://security.debian.org/debian-security $suite/updates $options->{components}\n";
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}
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}
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}
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if ($sourceslist eq '') {
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die "empty apt sources.list";
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}
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$options->{sourceslist} = $sourceslist;
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}
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if ($options->{target} ne '-') {
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@ -1656,7 +1686,9 @@ section B<DEBOOTSTRAP>). In contrast to debootstrap it uses apt to resolve
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dependencies and is thus able to use more than one mirror and resolve more
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complex dependencies.
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If no I<MIRROR> option is provided, http://deb.debian.org/debian is used. If
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If no I<MIRROR> option is provided, http://deb.debian.org/debian is used,
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except if data was given on standard input in which case the lines read from
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there are used as the content of the chroot's sources.list file. If
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I<SUITE> is a stable release name, then mirrors for updates and security are
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automatically added. If a I<MIRROR> option starts with "deb " or "deb-src "
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then it is used as a one-line-style format entry for apt's sources.list inside
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@ -1665,11 +1697,13 @@ a mirror URI and the apt line inside the chroot is assembled as "deb [arch=A]
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B C D" where A is the host's native architecture, B is the I<MIRROR>, C is the
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given I<SUITE> and D is the components given via --components (defaults to
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"main"). If a I<MIRROR> option happens to be an existing file, then its
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contents are pasted into the chroot's sources.list. This can be used to supply
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a deb822 style sources.list. If I<MIRROR> is C<-> then standard input is
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pasted into the chroot's sources.list. More than one mirror can be specified
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and are appended to the chroot's sources.list in the given order. If any
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mirror contains a https URI, then the packages apt-transport-https and
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contents are pasted into the chroot's sources.list. This can be used to
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supply a deb822 style sources.list. If I<MIRROR> is C<-> then standard input
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is pasted into the chroot's sources.list. If there was data on standard input
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but no C<-> mirror was listed, the lines read from standard input will be
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appended to the end of the chroot's sources.list. More than one mirror can be
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specified and are appended to the chroot's sources.list in the given order. If
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any mirror contains a https URI, then the packages apt-transport-https and
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ca-certificates will be installed inside the chroot.
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The I<TARGET> argument can either be a directory or a tarball filename. If
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