X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=dgit;h=a2f3eae095f8ec45881b55f08088e946ba7ad22f;hb=9091cb44adb19146d6a4c32e1a4d3946634a73b7;hp=da98bd5c7926f2e1e49c58b37abb93a5d4aea9b1;hpb=e6bfa84ea0afc057e9331f3d6f35b235aa7da611;p=dgit.git
diff --git a/dgit b/dgit
index da98bd5c..a2f3eae0 100755
--- a/dgit
+++ b/dgit
@@ -24,6 +24,7 @@ use Data::Dumper;
use LWP::UserAgent;
use Dpkg::Control::Hash;
use File::Path;
+use Dpkg::Version;
use POSIX;
our $suite = 'sid';
@@ -32,6 +33,8 @@ our $package;
our $sign = 1;
our $dryrun = 0;
our $changesfile;
+our $new_package = 0;
+our $existing_package = 'dpkg';
our %format_ok = map { $_=>1 } ("1.0","3.0 (native)","3.0 (quilt)");
@@ -109,8 +112,10 @@ sub cmdoutput_errok {
$!=0; $?=0;
{ local $/ = undef; $d =
; }
die if P->error;
- close P or return undef;
+ if (!close P) { print DEBUG "=>!$?\n" if $debug>0; return undef; }
chomp $d;
+ $d =~ m/^.*/;
+ print DEBUG "=> \`$&'",(length $' ? '...' : ''),"\n" if $debug>0; #';
return $d;
}
@@ -151,7 +156,6 @@ sub cfg {
$v = cmdoutput_errok(@git, qw(config --), $c);
};
if ($?==0) {
- chomp $v;
return $v;
} elsif ($?!=256) {
die "$c $?";
@@ -207,7 +211,7 @@ sub parsechangelog {
return $c;
}
-our $rmad;
+our %rmad;
sub archive_query () {
my $query = access_cfg('archive-query');
@@ -216,10 +220,15 @@ sub archive_query () {
my $proto = $1;
my $url = $'; #';
die unless $proto eq 'madison';
- $rmad ||= cmdoutput qw(rmadison -asource),"-s$suite","-u$url",$package;
+ $rmad{$package} ||= cmdoutput
+ qw(rmadison -asource),"-s$suite","-u$url",$package;
+ my $rmad = $rmad{$package};
+ if (!length $rmad) {
+ return ();
+ }
$rmad =~ m{^ \s*( [^ \t|]+ )\s* \|
\s*( [^ \t|]+ )\s* \|
- \s*( [^ \t|/]+ )(?:/([^ \t|/]+)) \s* \|
+ \s*( [^ \t|/]+ )(?:/([^ \t|/]+))? \s* \|
\s*( [^ \t|]+ )\s* }x or die "$rmad $?";
$1 eq $package or die "$rmad $package ?";
my $vsn = $2;
@@ -241,11 +250,12 @@ sub archive_query () {
}
sub canonicalise_suite () {
- archive_query();
+ archive_query() or die;
}
sub get_archive_dsc () {
my ($vsn,$subpath) = archive_query();
+ if (!defined $vsn) { $dsc=undef; return undef; }
$dscurl = access_cfg('mirror').$subpath;
$dscdata = url_get($dscurl);
my $dscfh = new IO::File \$dscdata, '<' or die $!;
@@ -265,7 +275,6 @@ sub check_for_git () {
(access_cfg('ssh'),access_gituserhost(),
" set -e; cd ".access_cfg('git-path').";".
" if test -d $package.git; then echo 1; else echo 0; fi");
- print DEBUG "got \`$r'\n";
die "$r $! $?" unless $r =~ m/^[01]$/;
return $r+0;
} else {
@@ -311,7 +320,7 @@ sub mktree_in_ud_from_only_subdir () {
symlink '../../../../objects','.git/objects' or die $!;
runcmd @git, qw(add -Af);
my $tree = cmdoutput @git, qw(write-tree);
- chomp $tree; $tree =~ m/^\w+$/ or die "$tree ?";
+ $tree =~ m/^\w+$/ or die "$tree ?";
return ($tree,$dir);
}
@@ -327,6 +336,11 @@ sub is_orig_file ($) {
m/\.orig(?:-\w+)?\.tar\.\w+$/;
}
+sub make_commit ($) {
+ my ($file) = @_;
+ return cmdoutput @git, qw(hash-object -w -t commit), $file;
+}
+
sub generate_commit_from_dsc () {
prep_ud();
chdir $ud or die $!;
@@ -353,48 +367,56 @@ sub generate_commit_from_dsc () {
my $authline = "$author $date";
$authline =~ m/^[^<>]+ \<\S+\> \d+ [-+]\d+$/ or die $authline;
open C, ">../commit.tmp" or die $!;
- print C "tree $tree\n" or die $!;
- print C "parent $upload_hash\n" or die $! if $upload_hash;
print C <{Changes}
-# imported by dgit from the archive
+# imported from the archive
END
close C or die $!;
- my $commithash = cmdoutput @git, qw(hash-object -w -t commit ../commit.tmp);
+ my $outputhash = make_commit qw(../commit.tmp);
print "synthesised git commit from .dsc $clogp->{Version}\n";
- chdir '../../../..' or die $!;
- cmdoutput @git, qw(update-ref -m),"dgit synthesise $clogp->{Version}",
- 'DGIT_ARCHIVE', $commithash;
- cmdoutput @git, qw(log -n2), $commithash;
- # ... gives git a chance to complain if our commit is malformed
- my $outputhash = $commithash;
if ($upload_hash) {
- chdir "$ud/$dir" or die $!;
runcmd @git, qw(reset --hard), $upload_hash;
runcmd qw(sh -ec), 'dpkg-parsechangelog >>../changelogold.tmp';
my $oldclogp = Dpkg::Control::Hash->new();
- $oldclogp->parse('../changelogold.tmp','previous changelog') or die;
+ $oldclogp->load('../changelogold.tmp','previous changelog') or die;
my $vcmp =
version_compare_string($oldclogp->{Version}, $clogp->{Version});
if ($vcmp < 0) {
# git upload/ is earlier vsn than archive, use archive
- } elsif ($vcmp >= 0) {
+ open C, ">../commit2.tmp" or die $!;
+ print C <{Version}) in archive suite $suite
+END
+ $outputhash = make_commit qw(../commit2.tmp);
+ } elsif ($vcmp > 0) {
print STDERR <{Version} (older)
Last allegedly pushed/uploaded: $oldclogp->{Version} (newer or same)
Perhaps the upload is stuck in incoming. Using the version from git.
END
+ $outputhash = $upload_hash;
} else {
die "version in archive is same as version in git".
" to-be-uploaded (upload/) branch but archive".
" version hash no commit hash?!\n";
}
- chdir '../../../..' or die $!;
}
+ chdir '../../../..' or die $!;
+ runcmd @git, qw(update-ref -m),"dgit fetch import $clogp->{Version}",
+ 'DGIT_ARCHIVE', $outputhash;
+ cmdoutput @git, qw(log -n2), $outputhash;
+ # ... gives git a chance to complain if our commit is malformed
rmtree($ud);
return $outputhash;
}
@@ -423,7 +445,7 @@ sub rev_parse ($) {
sub is_fast_fwd ($$) {
my ($ancestor,$child) = @_;
- my $mb = cmdoutput @git, qw(merge-base), $dsc_hash, $upload_hash;
+ my $mb = cmdoutput @git, qw(merge-base), $ancestor, $child;
return rev_parse($mb) eq rev_parse($ancestor);
}
@@ -435,7 +457,7 @@ sub git_fetch_us () {
sub fetch_from_archive () {
# ensures that lrref() is what is actually in the archive,
# one way or another
- get_archive_dsc();
+ get_archive_dsc() or return 0;
$dsc_hash = $dsc->{$ourdscfield};
if (defined $dsc_hash) {
$dsc_hash =~ m/\w+/ or die "$dsc_hash $?";
@@ -445,15 +467,17 @@ sub fetch_from_archive () {
print "last upload to archive has NO git hash\n";
}
- $!=0; $upload_hash =
- cmdoutput_errok @git, qw(show-ref --heads), lrref();
- if ($?==0) {
- die unless chomp $upload_hash;
- } elsif ($?==256) {
+ my $lrref_fn = ".git/".lrref();
+ if (open H, $lrref_fn) {
+ $upload_hash = ;
+ chomp $upload_hash;
+ die "$lrref_fn $upload_hash ?" unless $upload_hash =~ m/^\w+$/;
+ } elsif ($! == &ENOENT) {
$upload_hash = '';
} else {
- die $?;
+ die "$lrref_fn $!";
}
+ print DEBUG "last upload hash $upload_hash\n";
my $hash;
if (defined $dsc_hash) {
die "missing git history even though dsc has hash"
@@ -463,10 +487,11 @@ sub fetch_from_archive () {
} else {
$hash = generate_commit_from_dsc();
}
+ print DEBUG "current hash $hash\n";
if ($upload_hash) {
die "not fast forward on last upload branch!".
" (archive's version left in DGIT_ARCHIVE)"
- unless is_fast_fwd($dsc_hash, $upload_hash);
+ unless is_fast_fwd($upload_hash, $hash);
}
if ($upload_hash ne $hash) {
my @upd_cmd = (@git, qw(update-ref -m), 'dgit fetch', lrref(), $hash);
@@ -476,6 +501,7 @@ sub fetch_from_archive () {
dryrun_report @upd_cmd;
}
}
+ return 1;
}
sub clone ($) {
@@ -496,22 +522,24 @@ sub clone ($) {
} else {
print "starting new git history\n";
}
- fetch_from_archive();
+ fetch_from_archive() or die;
runcmd @git, qw(reset --hard), lrref();
- print "ready for work in $dstdir\n";
+ print "dgit ok: ready for work in $dstdir\n";
}
sub fetch () {
if (check_for_git()) {
git_fetch_us();
}
- fetch_from_archive();
+ fetch_from_archive() or die;
+ print "dgit ok: fetched into ".lrref()."\n";
}
sub pull () {
fetch();
runcmd_ordryrun @git, qw(merge -m),"Merge from $suite [dgit]",
lrref();
+ print "dgit ok: fetched to ".lrref()." and merged into HEAD\n";
}
sub dopush () {
@@ -567,9 +595,11 @@ sub dopush () {
my $host = access_cfg('upload-host');
my @hostarg = defined($host) ? ($host,) : ();
runcmd_ordryrun @dput, @hostarg, $changesfile;
+ print "dgit ok: pushed and uploaded $dsc->{Version}\n";
}
sub cmd_clone {
+ parseopts();
my $dstdir;
die if defined $package;
if (@ARGV==1) {
@@ -589,7 +619,6 @@ sub cmd_clone {
sub branchsuite () {
my $branch = cmdoutput_errok @git, qw(symbolic-ref HEAD);
- chomp $branch;
if ($branch =~ m#$lbranch_re#o) {
return $1;
} else {
@@ -619,38 +648,50 @@ sub fetchpullargs () {
}
sub cmd_fetch {
+ parseopts();
fetchpullargs();
fetch();
}
sub cmd_pull {
+ parseopts();
fetchpullargs();
pull();
}
sub cmd_push {
+ parseopts();
die if defined $package;
my $clogp = parsechangelog();
$package = $clogp->{Source};
if (@ARGV==0) {
$suite = $clogp->{Distribution};
- canonicalise_suite();
+ if ($new_package) {
+ local ($package) = $existing_package; # this is a hack
+ canonicalise_suite();
+ }
} else {
die;
}
+ if (fetch_from_archive()) {
+ is_fast_fwd(lrref(), 'HEAD') or die;
+ } else {
+ die unless $new_package;
+ }
dopush();
}
sub cmd_build {
+ # we pass further options and args to git-buildpackage
die if defined $package;
my $clogp = parsechangelog();
$suite = $clogp->{Distribution};
$package = $clogp->{Source};
- canonicalise_suite();
runcmd_ordryrun
qw(git-buildpackage -us -uc --git-no-sign-tags),
- "--git-debian-branch=".lbranch(),
- @ARGV;
+ '--git-builder=dpkg-buildpackage -i\.git/ -I.git',
+ "--git-debian-branch=".lbranch(),
+ @ARGV;
}
sub parseopts () {
@@ -664,10 +705,14 @@ sub parseopts () {
$dryrun=1;
} elsif (m/^--no-sign$/) {
$sign=0;
+ } elsif (m/^--new$/) {
+ $new_package=1;
} elsif (m/^--(\w+)=(.*)/s && ($om = $opts_opt_map{$1})) {
$om->[0] = $2;
} elsif (m/^--(\w+):(.*)/s && ($om = $opts_opt_map{$1})) {
push @$om, $2;
+ } elsif (m/^--existing-package=(.*)/s) {
+ $existing_package = $1;
} else {
die "$_ ?";
}
@@ -678,6 +723,8 @@ sub parseopts () {
} elsif (s/^-D/-/) {
open DEBUG, ">&STDERR" or die $!;
$debug++;
+ } elsif (s/^-N/-/) {
+ $new_package=1;
} elsif (s/^-c(.*=.*)//s) {
push @git, '-c', $1;
} elsif (s/^-C(.*)//s) {
@@ -695,6 +742,5 @@ sub parseopts () {
parseopts();
die unless @ARGV;
my $cmd = shift @ARGV;
-parseopts();
{ no strict qw(refs); &{"cmd_$cmd"}(); }