-#!/usr/bin/env perl
+#!/usr/bin/perl
# Copyright (C) 2006, Eric Wong <normalperson@yhbt.net>
# License: GPL v2 or later
use 5.008;
}
}
my $can_compress = eval { require Compress::Zlib; 1};
-push @Git::SVN::Ra::ISA, 'SVN::Ra';
-push @SVN::Git::Editor::ISA, 'SVN::Delta::Editor';
-push @SVN::Git::Fetcher::ISA, 'SVN::Delta::Editor';
use Carp qw/croak/;
use Digest::MD5;
use IO::File qw//;
use Getopt::Long qw/:config gnu_getopt no_ignore_case auto_abbrev/;
use IPC::Open3;
use Git;
+use Git::SVN::Editor qw//;
+use Git::SVN::Fetcher qw//;
+use Git::SVN::Ra qw//;
+use Git::SVN::Prompt qw//;
use Memoize; # core since 5.8.0, Jul 2002
BEGIN {
foreach (qw/command command_oneline command_noisy command_output_pipe
command_input_pipe command_close_pipe
command_bidi_pipe command_close_bidi_pipe/) {
- for my $package ( qw(SVN::Git::Editor SVN::Git::Fetcher
- Git::SVN::Migration Git::SVN::Log Git::SVN),
+ for my $package ( qw(Git::SVN::Migration Git::SVN::Log Git::SVN),
__PACKAGE__) {
*{"${package}::$_"} = \&{"Git::$_"};
}
$_message, $_file, $_branch_dest,
$_template, $_shared,
$_version, $_fetch_all, $_no_rebase, $_fetch_parent,
- $_merge, $_strategy, $_dry_run, $_local,
+ $_merge, $_strategy, $_preserve_merges, $_dry_run, $_local,
$_prefix, $_no_checkout, $_url, $_verbose,
$_git_format, $_commit_url, $_tag, $_merge_info, $_interactive);
$Git::SVN::_follow_parent = 1;
-$SVN::Git::Fetcher::_placeholder_filename = ".gitignore";
+$Git::SVN::Fetcher::_placeholder_filename = ".gitignore";
$_q ||= 0;
my %remote_opts = ( 'username=s' => \$Git::SVN::Prompt::_username,
'config-dir=s' => \$Git::SVN::Ra::config_dir,
'no-auth-cache' => \$Git::SVN::Prompt::_no_auth_cache,
- 'ignore-paths=s' => \$SVN::Git::Fetcher::_ignore_regex,
+ 'ignore-paths=s' => \$Git::SVN::Fetcher::_ignore_regex,
'ignore-refs=s' => \$Git::SVN::Ra::_ignore_refs_regex );
my %fc_opts = ( 'follow-parent|follow!' => \$Git::SVN::_follow_parent,
'authors-file|A=s' => \$_authors,
'rewrite-uuid=s' => sub { $icv{rewriteUUID} = $_[1] },
%remote_opts );
my %cmt_opts = ( 'edit|e' => \$_edit,
- 'rmdir' => \$SVN::Git::Editor::_rmdir,
- 'find-copies-harder' => \$SVN::Git::Editor::_find_copies_harder,
- 'l=i' => \$SVN::Git::Editor::_rename_limit,
- 'copy-similarity|C=i'=> \$SVN::Git::Editor::_cp_similarity
+ 'rmdir' => \$Git::SVN::Editor::_rmdir,
+ 'find-copies-harder' => \$Git::SVN::Editor::_find_copies_harder,
+ 'l=i' => \$Git::SVN::Editor::_rename_limit,
+ 'copy-similarity|C=i'=> \$Git::SVN::Editor::_cp_similarity
);
my %cmd = (
clone => [ \&cmd_clone, "Initialize and fetch revisions",
{ 'revision|r=s' => \$_revision,
'preserve-empty-dirs' =>
- \$SVN::Git::Fetcher::_preserve_empty_dirs,
+ \$Git::SVN::Fetcher::_preserve_empty_dirs,
'placeholder-filename=s' =>
- \$SVN::Git::Fetcher::_placeholder_filename,
+ \$Git::SVN::Fetcher::_placeholder_filename,
%fc_opts, %init_opts } ],
init => [ \&cmd_init, "Initialize a repo for tracking" .
" (requires URL argument)",
'local|l' => \$_local,
'fetch-all|all' => \$_fetch_all,
'dry-run|n' => \$_dry_run,
+ 'preserve-merges|p' => \$_preserve_merges,
%fc_opts } ],
'commit-diff' => [ \&cmd_commit_diff,
'Commit a diff between two trees',
eval {
Git::SVN::verify_remotes_sanity();
$cmd{$cmd}->[0]->(@ARGV);
+ post_fetch_checkout();
};
fatal $@ if $@;
-post_fetch_checkout();
exit 0;
####################### primary functions ######################
command_noisy('config', "$pfx.$i", $icv{$i});
$set = $i;
}
- my $ignore_paths_regex = \$SVN::Git::Fetcher::_ignore_regex;
+ my $ignore_paths_regex = \$Git::SVN::Fetcher::_ignore_regex;
command_noisy('config', "$pfx.ignore-paths", $$ignore_paths_regex)
if defined $$ignore_paths_regex;
my $ignore_refs_regex = \$Git::SVN::Ra::_ignore_refs_regex;
command_noisy('config', "$pfx.ignore-refs", $$ignore_refs_regex)
if defined $$ignore_refs_regex;
- if (defined $SVN::Git::Fetcher::_preserve_empty_dirs) {
- my $fname = \$SVN::Git::Fetcher::_placeholder_filename;
+ if (defined $Git::SVN::Fetcher::_preserve_empty_dirs) {
+ my $fname = \$Git::SVN::Fetcher::_placeholder_filename;
command_noisy('config', "$pfx.preserve-empty-dirs", 'true');
command_noisy('config', "$pfx.placeholder-filename", $$fname);
}
},
mergeinfo => $_merge_info,
svn_path => '');
- if (!SVN::Git::Editor->new(\%ed_opts)->apply_diff) {
+ if (!Git::SVN::Editor->new(\%ed_opts)->apply_diff) {
print "No changes\n$d~1 == $d\n";
} elsif ($parents->{$d} && @{$parents->{$d}}) {
$gs->{inject_parents_dcommit}->{$cmt_rev} =
" with the --destination argument.\n";
}
foreach my $g (@{$allglobs}) {
- # SVN::Git::Editor could probably be moved to Git.pm..
- my $re = SVN::Git::Editor::glob2pat($g->{path}->{left});
+ my $re = Git::SVN::Editor::glob2pat($g->{path}->{left});
if ($_branch_dest =~ /$re/) {
$glob = $g;
last;
tree_b => $tb,
editor_cb => sub { print "Committed r$_[0]\n" },
svn_path => $svn_path );
- if (!SVN::Git::Editor->new(\%ed_opts)->apply_diff) {
+ if (!Git::SVN::Editor->new(\%ed_opts)->apply_diff) {
print "No changes\n$ta == $tb\n";
}
}
push @cmd, '-v' if $_verbose;
push @cmd, qw/--merge/ if $_merge;
push @cmd, "--strategy=$_strategy" if $_strategy;
+ push @cmd, "--preserve-merges" if $_preserve_merges;
@cmd;
}
sub post_fetch_checkout {
return if $_no_checkout;
+ return if verify_ref('HEAD^0');
my $gs = $Git::SVN::_head or return;
- return if verify_ref('refs/heads/master^0');
# look for "trunk" ref if it exists
my $remote = Git::SVN::read_all_remotes()->{$gs->{repo_id}};
}
}
- my $valid_head = verify_ref('HEAD^0');
- command_noisy(qw(update-ref refs/heads/master), $gs->refname);
- return if ($valid_head || !verify_ref('HEAD^0'));
+ command_noisy(qw(update-ref HEAD), $gs->refname);
+ return unless verify_ref('HEAD^0');
return if $ENV{GIT_DIR} !~ m#^(?:.*/)?\.git$#;
my $index = $ENV{GIT_INDEX_FILE} || "$ENV{GIT_DIR}/index";
use Memoize; # core since 5.8.0, Jul 2002
use Memoize::Storable;
use POSIX qw(:signal_h);
+my $can_use_yaml;
+BEGIN {
+ $can_use_yaml = eval { require Git::SVN::Memoize::YAML; 1};
+}
my ($_gc_nr, $_gc_period);
# at the moment), so we can't rely on it
$self->{last_rev} = $r0;
$self->{last_commit} = $parent;
- $ed = SVN::Git::Fetcher->new($self, $gs->{path});
+ $ed = Git::SVN::Fetcher->new($self, $gs->{path});
$gs->ra->gs_do_switch($r0, $rev, $gs,
$self->full_url, $ed)
or die "SVN connection failed somewhere...\n";
} else {
print STDERR "Following parent with do_update\n"
unless $::_q > 1;
- $ed = SVN::Git::Fetcher->new($self);
+ $ed = Git::SVN::Fetcher->new($self);
$self->ra->gs_do_update($rev, $rev, $self, $ed)
or die "SVN connection failed somewhere...\n";
}
push @{$log_entry->{parents}}, $lc;
return $log_entry;
}
- $ed = SVN::Git::Fetcher->new($self);
+ $ed = Git::SVN::Fetcher->new($self);
$last_rev = $self->{last_rev};
$ed->{c} = $lc;
@parents = ($lc);
if (my $log_entry = $self->find_parent_branch($paths, $rev)) {
return $log_entry;
}
- $ed = SVN::Git::Fetcher->new($self);
+ $ed = Git::SVN::Fetcher->new($self);
}
unless ($self->ra->gs_do_update($last_rev, $rev, $self, $ed)) {
die "SVN connection failed somewhere...\n";
command_oneline("rev-parse", "$commit~1^{tree}"));
}
+sub tie_for_persistent_memoization {
+ my $hash = shift;
+ my $path = shift;
+
+ if ($can_use_yaml) {
+ tie %$hash => 'Git::SVN::Memoize::YAML', "$path.yaml";
+ } else {
+ tie %$hash => 'Memoize::Storable', "$path.db", 'nstore';
+ }
+}
+
# The GIT_DIR environment variable is not always set until after the command
# line arguments are processed, so we can't memoize in a BEGIN block.
{
my $cache_path = "$ENV{GIT_DIR}/svn/.caches/";
mkpath([$cache_path]) unless -d $cache_path;
- tie my %lookup_svn_merge_cache => 'Memoize::Storable',
- "$cache_path/lookup_svn_merge.db", 'nstore';
+ my %lookup_svn_merge_cache;
+ my %check_cherry_pick_cache;
+ my %has_no_changes_cache;
+
+ tie_for_persistent_memoization(\%lookup_svn_merge_cache,
+ "$cache_path/lookup_svn_merge");
memoize 'lookup_svn_merge',
SCALAR_CACHE => 'FAULT',
LIST_CACHE => ['HASH' => \%lookup_svn_merge_cache],
;
- tie my %check_cherry_pick_cache => 'Memoize::Storable',
- "$cache_path/check_cherry_pick.db", 'nstore';
+ tie_for_persistent_memoization(\%check_cherry_pick_cache,
+ "$cache_path/check_cherry_pick");
memoize 'check_cherry_pick',
SCALAR_CACHE => 'FAULT',
LIST_CACHE => ['HASH' => \%check_cherry_pick_cache],
;
- tie my %has_no_changes_cache => 'Memoize::Storable',
- "$cache_path/has_no_changes.db", 'nstore';
+ tie_for_persistent_memoization(\%has_no_changes_cache,
+ "$cache_path/has_no_changes");
memoize 'has_no_changes',
SCALAR_CACHE => ['HASH' => \%has_no_changes_cache],
LIST_CACHE => 'FAULT',
editor_cb => sub {
$self->set_tree_cb($log_entry, $tree, @_) },
svn_path => $self->{path} );
- if (!SVN::Git::Editor->new(\%ed_opts)->apply_diff) {
+ if (!Git::SVN::Editor->new(\%ed_opts)->apply_diff) {
print "No changes\nr$self->{last_rev} = $tree\n";
}
}
$_[0] =~ s{^([^:]*://)[^@]+@}{$1};
}
-package Git::SVN::Prompt;
-use strict;
-use warnings;
-require SVN::Core;
-use vars qw/$_no_auth_cache $_username/;
-
-sub simple {
- my ($cred, $realm, $default_username, $may_save, $pool) = @_;
- $may_save = undef if $_no_auth_cache;
- $default_username = $_username if defined $_username;
- if (defined $default_username && length $default_username) {
- if (defined $realm && length $realm) {
- print STDERR "Authentication realm: $realm\n";
- STDERR->flush;
- }
- $cred->username($default_username);
- } else {
- username($cred, $realm, $may_save, $pool);
- }
- $cred->password(_read_password("Password for '" .
- $cred->username . "': ", $realm));
- $cred->may_save($may_save);
- $SVN::_Core::SVN_NO_ERROR;
-}
-
-sub ssl_server_trust {
- my ($cred, $realm, $failures, $cert_info, $may_save, $pool) = @_;
- $may_save = undef if $_no_auth_cache;
- print STDERR "Error validating server certificate for '$realm':\n";
- {
- no warnings 'once';
- # All variables SVN::Auth::SSL::* are used only once,
- # so we're shutting up Perl warnings about this.
- if ($failures & $SVN::Auth::SSL::UNKNOWNCA) {
- print STDERR " - The certificate is not issued ",
- "by a trusted authority. Use the\n",
- " fingerprint to validate ",
- "the certificate manually!\n";
- }
- if ($failures & $SVN::Auth::SSL::CNMISMATCH) {
- print STDERR " - The certificate hostname ",
- "does not match.\n";
- }
- if ($failures & $SVN::Auth::SSL::NOTYETVALID) {
- print STDERR " - The certificate is not yet valid.\n";
- }
- if ($failures & $SVN::Auth::SSL::EXPIRED) {
- print STDERR " - The certificate has expired.\n";
- }
- if ($failures & $SVN::Auth::SSL::OTHER) {
- print STDERR " - The certificate has ",
- "an unknown error.\n";
- }
- } # no warnings 'once'
- printf STDERR
- "Certificate information:\n".
- " - Hostname: %s\n".
- " - Valid: from %s until %s\n".
- " - Issuer: %s\n".
- " - Fingerprint: %s\n",
- map $cert_info->$_, qw(hostname valid_from valid_until
- issuer_dname fingerprint);
- my $choice;
-prompt:
- print STDERR $may_save ?
- "(R)eject, accept (t)emporarily or accept (p)ermanently? " :
- "(R)eject or accept (t)emporarily? ";
- STDERR->flush;
- $choice = lc(substr(<STDIN> || 'R', 0, 1));
- if ($choice =~ /^t$/i) {
- $cred->may_save(undef);
- } elsif ($choice =~ /^r$/i) {
- return -1;
- } elsif ($may_save && $choice =~ /^p$/i) {
- $cred->may_save($may_save);
- } else {
- goto prompt;
- }
- $cred->accepted_failures($failures);
- $SVN::_Core::SVN_NO_ERROR;
-}
-
-sub ssl_client_cert {
- my ($cred, $realm, $may_save, $pool) = @_;
- $may_save = undef if $_no_auth_cache;
- print STDERR "Client certificate filename: ";
- STDERR->flush;
- chomp(my $filename = <STDIN>);
- $cred->cert_file($filename);
- $cred->may_save($may_save);
- $SVN::_Core::SVN_NO_ERROR;
-}
-
-sub ssl_client_cert_pw {
- my ($cred, $realm, $may_save, $pool) = @_;
- $may_save = undef if $_no_auth_cache;
- $cred->password(_read_password("Password: ", $realm));
- $cred->may_save($may_save);
- $SVN::_Core::SVN_NO_ERROR;
-}
-
-sub username {
- my ($cred, $realm, $may_save, $pool) = @_;
- $may_save = undef if $_no_auth_cache;
- if (defined $realm && length $realm) {
- print STDERR "Authentication realm: $realm\n";
- }
- my $username;
- if (defined $_username) {
- $username = $_username;
- } else {
- print STDERR "Username: ";
- STDERR->flush;
- chomp($username = <STDIN>);
- }
- $cred->username($username);
- $cred->may_save($may_save);
- $SVN::_Core::SVN_NO_ERROR;
-}
-
-sub _read_password {
- my ($prompt, $realm) = @_;
- my $password = '';
- if (exists $ENV{GIT_ASKPASS}) {
- open(PH, "-|", $ENV{GIT_ASKPASS}, $prompt);
- $password = <PH>;
- $password =~ s/[\012\015]//; # \n\r
- close(PH);
- } else {
- print STDERR $prompt;
- STDERR->flush;
- require Term::ReadKey;
- Term::ReadKey::ReadMode('noecho');
- while (defined(my $key = Term::ReadKey::ReadKey(0))) {
- last if $key =~ /[\012\015]/; # \n\r
- $password .= $key;
- }
- Term::ReadKey::ReadMode('restore');
- print STDERR "\n";
- STDERR->flush;
- }
- $password;
-}
-
-package SVN::Git::Fetcher;
-use vars qw/@ISA $_ignore_regex $_preserve_empty_dirs $_placeholder_filename
- @deleted_gpath %added_placeholder $repo_id/;
-use strict;
-use warnings;
-use Carp qw/croak/;
-use File::Basename qw/dirname/;
-use IO::File qw//;
-
-# file baton members: path, mode_a, mode_b, pool, fh, blob, base
-sub new {
- my ($class, $git_svn, $switch_path) = @_;
- my $self = SVN::Delta::Editor->new;
- bless $self, $class;
- if (exists $git_svn->{last_commit}) {
- $self->{c} = $git_svn->{last_commit};
- $self->{empty_symlinks} =
- _mark_empty_symlinks($git_svn, $switch_path);
- }
-
- # some options are read globally, but can be overridden locally
- # per [svn-remote "..."] section. Command-line options will *NOT*
- # override options set in an [svn-remote "..."] section
- $repo_id = $git_svn->{repo_id};
- my $k = "svn-remote.$repo_id.ignore-paths";
- my $v = eval { command_oneline('config', '--get', $k) };
- $self->{ignore_regex} = $v;
-
- $k = "svn-remote.$repo_id.preserve-empty-dirs";
- $v = eval { command_oneline('config', '--get', '--bool', $k) };
- if ($v && $v eq 'true') {
- $_preserve_empty_dirs = 1;
- $k = "svn-remote.$repo_id.placeholder-filename";
- $v = eval { command_oneline('config', '--get', $k) };
- $_placeholder_filename = $v;
- }
-
- # Load the list of placeholder files added during previous invocations.
- $k = "svn-remote.$repo_id.added-placeholder";
- $v = eval { command_oneline('config', '--get-all', $k) };
- if ($_preserve_empty_dirs && $v) {
- # command() prints errors to stderr, so we only call it if
- # command_oneline() succeeded.
- my @v = command('config', '--get-all', $k);
- $added_placeholder{ dirname($_) } = $_ foreach @v;
- }
-
- $self->{empty} = {};
- $self->{dir_prop} = {};
- $self->{file_prop} = {};
- $self->{absent_dir} = {};
- $self->{absent_file} = {};
- $self->{gii} = $git_svn->tmp_index_do(sub { Git::IndexInfo->new });
- $self->{pathnameencoding} = Git::config('svn.pathnameencoding');
- $self;
-}
-
-# this uses the Ra object, so it must be called before do_{switch,update},
-# not inside them (when the Git::SVN::Fetcher object is passed) to
-# do_{switch,update}
-sub _mark_empty_symlinks {
- my ($git_svn, $switch_path) = @_;
- my $bool = Git::config_bool('svn.brokenSymlinkWorkaround');
- return {} if (!defined($bool)) || (defined($bool) && ! $bool);
-
- my %ret;
- my ($rev, $cmt) = $git_svn->last_rev_commit;
- return {} unless ($rev && $cmt);
-
- # allow the warning to be printed for each revision we fetch to
- # ensure the user sees it. The user can also disable the workaround
- # on the repository even while git svn is running and the next
- # revision fetched will skip this expensive function.
- my $printed_warning;
- chomp(my $empty_blob = `git hash-object -t blob --stdin < /dev/null`);
- my ($ls, $ctx) = command_output_pipe(qw/ls-tree -r -z/, $cmt);
- local $/ = "\0";
- my $pfx = defined($switch_path) ? $switch_path : $git_svn->{path};
- $pfx .= '/' if length($pfx);
- while (<$ls>) {
- chomp;
- s/\A100644 blob $empty_blob\t//o or next;
- unless ($printed_warning) {
- print STDERR "Scanning for empty symlinks, ",
- "this may take a while if you have ",
- "many empty files\n",
- "You may disable this with `",
- "git config svn.brokenSymlinkWorkaround ",
- "false'.\n",
- "This may be done in a different ",
- "terminal without restarting ",
- "git svn\n";
- $printed_warning = 1;
- }
- my $path = $_;
- my (undef, $props) =
- $git_svn->ra->get_file($pfx.$path, $rev, undef);
- if ($props->{'svn:special'}) {
- $ret{$path} = 1;
- }
- }
- command_close_pipe($ls, $ctx);
- \%ret;
-}
-
-# returns true if a given path is inside a ".git" directory
-sub in_dot_git {
- $_[0] =~ m{(?:^|/)\.git(?:/|$)};
-}
-
-# return value: 0 -- don't ignore, 1 -- ignore
-sub is_path_ignored {
- my ($self, $path) = @_;
- return 1 if in_dot_git($path);
- return 1 if defined($self->{ignore_regex}) &&
- $path =~ m!$self->{ignore_regex}!;
- return 0 unless defined($_ignore_regex);
- return 1 if $path =~ m!$_ignore_regex!o;
- return 0;
-}
-
-sub set_path_strip {
- my ($self, $path) = @_;
- $self->{path_strip} = qr/^\Q$path\E(\/|$)/ if length $path;
-}
-
-sub open_root {
- { path => '' };
-}
-
-sub open_directory {
- my ($self, $path, $pb, $rev) = @_;
- { path => $path };
-}
-
-sub git_path {
- my ($self, $path) = @_;
- if (my $enc = $self->{pathnameencoding}) {
- require Encode;
- Encode::from_to($path, 'UTF-8', $enc);
- }
- if ($self->{path_strip}) {
- $path =~ s!$self->{path_strip}!! or
- die "Failed to strip path '$path' ($self->{path_strip})\n";
- }
- $path;
-}
-
-sub delete_entry {
- my ($self, $path, $rev, $pb) = @_;
- return undef if $self->is_path_ignored($path);
-
- my $gpath = $self->git_path($path);
- return undef if ($gpath eq '');
-
- # remove entire directories.
- my ($tree) = (command('ls-tree', '-z', $self->{c}, "./$gpath")
- =~ /\A040000 tree ([a-f\d]{40})\t\Q$gpath\E\0/);
- if ($tree) {
- my ($ls, $ctx) = command_output_pipe(qw/ls-tree
- -r --name-only -z/,
- $tree);
- local $/ = "\0";
- while (<$ls>) {
- chomp;
- my $rmpath = "$gpath/$_";
- $self->{gii}->remove($rmpath);
- print "\tD\t$rmpath\n" unless $::_q;
- }
- print "\tD\t$gpath/\n" unless $::_q;
- command_close_pipe($ls, $ctx);
- } else {
- $self->{gii}->remove($gpath);
- print "\tD\t$gpath\n" unless $::_q;
- }
- # Don't add to @deleted_gpath if we're deleting a placeholder file.
- push @deleted_gpath, $gpath unless $added_placeholder{dirname($path)};
- $self->{empty}->{$path} = 0;
- undef;
-}
-
-sub open_file {
- my ($self, $path, $pb, $rev) = @_;
- my ($mode, $blob);
-
- goto out if $self->is_path_ignored($path);
-
- my $gpath = $self->git_path($path);
- ($mode, $blob) = (command('ls-tree', '-z', $self->{c}, "./$gpath")
- =~ /\A(\d{6}) blob ([a-f\d]{40})\t\Q$gpath\E\0/);
- unless (defined $mode && defined $blob) {
- die "$path was not found in commit $self->{c} (r$rev)\n";
- }
- if ($mode eq '100644' && $self->{empty_symlinks}->{$path}) {
- $mode = '120000';
- }
-out:
- { path => $path, mode_a => $mode, mode_b => $mode, blob => $blob,
- pool => SVN::Pool->new, action => 'M' };
-}
-
-sub add_file {
- my ($self, $path, $pb, $cp_path, $cp_rev) = @_;
- my $mode;
-
- if (!$self->is_path_ignored($path)) {
- my ($dir, $file) = ($path =~ m#^(.*?)/?([^/]+)$#);
- delete $self->{empty}->{$dir};
- $mode = '100644';
-
- if ($added_placeholder{$dir}) {
- # Remove our placeholder file, if we created one.
- delete_entry($self, $added_placeholder{$dir})
- unless $path eq $added_placeholder{$dir};
- delete $added_placeholder{$dir}
- }
- }
-
- { path => $path, mode_a => $mode, mode_b => $mode,
- pool => SVN::Pool->new, action => 'A' };
-}
-
-sub add_directory {
- my ($self, $path, $cp_path, $cp_rev) = @_;
- goto out if $self->is_path_ignored($path);
- my $gpath = $self->git_path($path);
- if ($gpath eq '') {
- my ($ls, $ctx) = command_output_pipe(qw/ls-tree
- -r --name-only -z/,
- $self->{c});
- local $/ = "\0";
- while (<$ls>) {
- chomp;
- $self->{gii}->remove($_);
- print "\tD\t$_\n" unless $::_q;
- push @deleted_gpath, $gpath;
- }
- command_close_pipe($ls, $ctx);
- $self->{empty}->{$path} = 0;
- }
- my ($dir, $file) = ($path =~ m#^(.*?)/?([^/]+)$#);
- delete $self->{empty}->{$dir};
- $self->{empty}->{$path} = 1;
-
- if ($added_placeholder{$dir}) {
- # Remove our placeholder file, if we created one.
- delete_entry($self, $added_placeholder{$dir});
- delete $added_placeholder{$dir}
- }
-
-out:
- { path => $path };
-}
-
-sub change_dir_prop {
- my ($self, $db, $prop, $value) = @_;
- return undef if $self->is_path_ignored($db->{path});
- $self->{dir_prop}->{$db->{path}} ||= {};
- $self->{dir_prop}->{$db->{path}}->{$prop} = $value;
- undef;
-}
-
-sub absent_directory {
- my ($self, $path, $pb) = @_;
- return undef if $self->is_path_ignored($path);
- $self->{absent_dir}->{$pb->{path}} ||= [];
- push @{$self->{absent_dir}->{$pb->{path}}}, $path;
- undef;
-}
-
-sub absent_file {
- my ($self, $path, $pb) = @_;
- return undef if $self->is_path_ignored($path);
- $self->{absent_file}->{$pb->{path}} ||= [];
- push @{$self->{absent_file}->{$pb->{path}}}, $path;
- undef;
-}
-
-sub change_file_prop {
- my ($self, $fb, $prop, $value) = @_;
- return undef if $self->is_path_ignored($fb->{path});
- if ($prop eq 'svn:executable') {
- if ($fb->{mode_b} != 120000) {
- $fb->{mode_b} = defined $value ? 100755 : 100644;
- }
- } elsif ($prop eq 'svn:special') {
- $fb->{mode_b} = defined $value ? 120000 : 100644;
- } else {
- $self->{file_prop}->{$fb->{path}} ||= {};
- $self->{file_prop}->{$fb->{path}}->{$prop} = $value;
- }
- undef;
-}
-
-sub apply_textdelta {
- my ($self, $fb, $exp) = @_;
- return undef if $self->is_path_ignored($fb->{path});
- my $fh = $::_repository->temp_acquire('svn_delta');
- # $fh gets auto-closed() by SVN::TxDelta::apply(),
- # (but $base does not,) so dup() it for reading in close_file
- open my $dup, '<&', $fh or croak $!;
- my $base = $::_repository->temp_acquire('git_blob');
-
- if ($fb->{blob}) {
- my ($base_is_link, $size);
-
- if ($fb->{mode_a} eq '120000' &&
- ! $self->{empty_symlinks}->{$fb->{path}}) {
- print $base 'link ' or die "print $!\n";
- $base_is_link = 1;
- }
- retry:
- $size = $::_repository->cat_blob($fb->{blob}, $base);
- die "Failed to read object $fb->{blob}" if ($size < 0);
-
- if (defined $exp) {
- seek $base, 0, 0 or croak $!;
- my $got = ::md5sum($base);
- if ($got ne $exp) {
- my $err = "Checksum mismatch: ".
- "$fb->{path} $fb->{blob}\n" .
- "expected: $exp\n" .
- " got: $got\n";
- if ($base_is_link) {
- warn $err,
- "Retrying... (possibly ",
- "a bad symlink from SVN)\n";
- $::_repository->temp_reset($base);
- $base_is_link = 0;
- goto retry;
- }
- die $err;
- }
- }
- }
- seek $base, 0, 0 or croak $!;
- $fb->{fh} = $fh;
- $fb->{base} = $base;
- [ SVN::TxDelta::apply($base, $dup, undef, $fb->{path}, $fb->{pool}) ];
-}
-
-sub close_file {
- my ($self, $fb, $exp) = @_;
- return undef if $self->is_path_ignored($fb->{path});
-
- my $hash;
- my $path = $self->git_path($fb->{path});
- if (my $fh = $fb->{fh}) {
- if (defined $exp) {
- seek($fh, 0, 0) or croak $!;
- my $got = ::md5sum($fh);
- if ($got ne $exp) {
- die "Checksum mismatch: $path\n",
- "expected: $exp\n got: $got\n";
- }
- }
- if ($fb->{mode_b} == 120000) {
- sysseek($fh, 0, 0) or croak $!;
- my $rd = sysread($fh, my $buf, 5);
-
- if (!defined $rd) {
- croak "sysread: $!\n";
- } elsif ($rd == 0) {
- warn "$path has mode 120000",
- " but it points to nothing\n",
- "converting to an empty file with mode",
- " 100644\n";
- $fb->{mode_b} = '100644';
- } elsif ($buf ne 'link ') {
- warn "$path has mode 120000",
- " but is not a link\n";
- } else {
- my $tmp_fh = $::_repository->temp_acquire(
- 'svn_hash');
- my $res;
- while ($res = sysread($fh, my $str, 1024)) {
- my $out = syswrite($tmp_fh, $str, $res);
- defined($out) && $out == $res
- or croak("write ",
- Git::temp_path($tmp_fh),
- ": $!\n");
- }
- defined $res or croak $!;
-
- ($fh, $tmp_fh) = ($tmp_fh, $fh);
- Git::temp_release($tmp_fh, 1);
- }
- }
-
- $hash = $::_repository->hash_and_insert_object(
- Git::temp_path($fh));
- $hash =~ /^[a-f\d]{40}$/ or die "not a sha1: $hash\n";
-
- Git::temp_release($fb->{base}, 1);
- Git::temp_release($fh, 1);
- } else {
- $hash = $fb->{blob} or die "no blob information\n";
- }
- $fb->{pool}->clear;
- $self->{gii}->update($fb->{mode_b}, $hash, $path) or croak $!;
- print "\t$fb->{action}\t$path\n" if $fb->{action} && ! $::_q;
- undef;
-}
-
-sub abort_edit {
- my $self = shift;
- $self->{nr} = $self->{gii}->{nr};
- delete $self->{gii};
- $self->SUPER::abort_edit(@_);
-}
-
-sub close_edit {
- my $self = shift;
-
- if ($_preserve_empty_dirs) {
- my @empty_dirs;
-
- # Any entry flagged as empty that also has an associated
- # dir_prop represents a newly created empty directory.
- foreach my $i (keys %{$self->{empty}}) {
- push @empty_dirs, $i if exists $self->{dir_prop}->{$i};
- }
-
- # Search for directories that have become empty due subsequent
- # file deletes.
- push @empty_dirs, $self->find_empty_directories();
-
- # Finally, add a placeholder file to each empty directory.
- $self->add_placeholder_file($_) foreach (@empty_dirs);
-
- $self->stash_placeholder_list();
- }
-
- $self->{git_commit_ok} = 1;
- $self->{nr} = $self->{gii}->{nr};
- delete $self->{gii};
- $self->SUPER::close_edit(@_);
-}
-
-sub find_empty_directories {
- my ($self) = @_;
- my @empty_dirs;
- my %dirs = map { dirname($_) => 1 } @deleted_gpath;
-
- foreach my $dir (sort keys %dirs) {
- next if $dir eq ".";
-
- # If there have been any additions to this directory, there is
- # no reason to check if it is empty.
- my $skip_added = 0;
- foreach my $t (qw/dir_prop file_prop/) {
- foreach my $path (keys %{ $self->{$t} }) {
- if (exists $self->{$t}->{dirname($path)}) {
- $skip_added = 1;
- last;
- }
- }
- last if $skip_added;
- }
- next if $skip_added;
-
- # Use `git ls-tree` to get the filenames of this directory
- # that existed prior to this particular commit.
- my $ls = command('ls-tree', '-z', '--name-only',
- $self->{c}, "$dir/");
- my %files = map { $_ => 1 } split(/\0/, $ls);
-
- # Remove the filenames that were deleted during this commit.
- delete $files{$_} foreach (@deleted_gpath);
-
- # Report the directory if there are no filenames left.
- push @empty_dirs, $dir unless (scalar %files);
- }
- @empty_dirs;
-}
-
-sub add_placeholder_file {
- my ($self, $dir) = @_;
- my $path = "$dir/$_placeholder_filename";
- my $gpath = $self->git_path($path);
-
- my $fh = $::_repository->temp_acquire($gpath);
- my $hash = $::_repository->hash_and_insert_object(Git::temp_path($fh));
- Git::temp_release($fh, 1);
- $self->{gii}->update('100644', $hash, $gpath) or croak $!;
-
- # The directory should no longer be considered empty.
- delete $self->{empty}->{$dir} if exists $self->{empty}->{$dir};
-
- # Keep track of any placeholder files we create.
- $added_placeholder{$dir} = $path;
-}
-
-sub stash_placeholder_list {
- my ($self) = @_;
- my $k = "svn-remote.$repo_id.added-placeholder";
- my $v = eval { command_oneline('config', '--get-all', $k) };
- command_noisy('config', '--unset-all', $k) if $v;
- foreach (values %added_placeholder) {
- command_noisy('config', '--add', $k, $_);
- }
-}
-
-package SVN::Git::Editor;
-use vars qw/@ISA $_rmdir $_cp_similarity $_find_copies_harder $_rename_limit/;
-use strict;
-use warnings;
-use Carp qw/croak/;
-use IO::File;
-
-sub new {
- my ($class, $opts) = @_;
- foreach (qw/svn_path r ra tree_a tree_b log editor_cb/) {
- die "$_ required!\n" unless (defined $opts->{$_});
- }
-
- my $pool = SVN::Pool->new;
- my $mods = generate_diff($opts->{tree_a}, $opts->{tree_b});
- my $types = check_diff_paths($opts->{ra}, $opts->{svn_path},
- $opts->{r}, $mods);
-
- # $opts->{ra} functions should not be used after this:
- my @ce = $opts->{ra}->get_commit_editor($opts->{log},
- $opts->{editor_cb}, $pool);
- my $self = SVN::Delta::Editor->new(@ce, $pool);
- bless $self, $class;
- foreach (qw/svn_path r tree_a tree_b/) {
- $self->{$_} = $opts->{$_};
- }
- $self->{url} = $opts->{ra}->{url};
- $self->{mods} = $mods;
- $self->{types} = $types;
- $self->{pool} = $pool;
- $self->{bat} = { '' => $self->open_root($self->{r}, $self->{pool}) };
- $self->{rm} = { };
- $self->{path_prefix} = length $self->{svn_path} ?
- "$self->{svn_path}/" : '';
- $self->{config} = $opts->{config};
- $self->{mergeinfo} = $opts->{mergeinfo};
- return $self;
-}
-
-sub generate_diff {
- my ($tree_a, $tree_b) = @_;
- my @diff_tree = qw(diff-tree -z -r);
- if ($_cp_similarity) {
- push @diff_tree, "-C$_cp_similarity";
- } else {
- push @diff_tree, '-C';
- }
- push @diff_tree, '--find-copies-harder' if $_find_copies_harder;
- push @diff_tree, "-l$_rename_limit" if defined $_rename_limit;
- push @diff_tree, $tree_a, $tree_b;
- my ($diff_fh, $ctx) = command_output_pipe(@diff_tree);
- local $/ = "\0";
- my $state = 'meta';
- my @mods;
- while (<$diff_fh>) {
- chomp $_; # this gets rid of the trailing "\0"
- if ($state eq 'meta' && /^:(\d{6})\s(\d{6})\s
- ($::sha1)\s($::sha1)\s
- ([MTCRAD])\d*$/xo) {
- push @mods, { mode_a => $1, mode_b => $2,
- sha1_a => $3, sha1_b => $4,
- chg => $5 };
- if ($5 =~ /^(?:C|R)$/) {
- $state = 'file_a';
- } else {
- $state = 'file_b';
- }
- } elsif ($state eq 'file_a') {
- my $x = $mods[$#mods] or croak "Empty array\n";
- if ($x->{chg} !~ /^(?:C|R)$/) {
- croak "Error parsing $_, $x->{chg}\n";
- }
- $x->{file_a} = $_;
- $state = 'file_b';
- } elsif ($state eq 'file_b') {
- my $x = $mods[$#mods] or croak "Empty array\n";
- if (exists $x->{file_a} && $x->{chg} !~ /^(?:C|R)$/) {
- croak "Error parsing $_, $x->{chg}\n";
- }
- if (!exists $x->{file_a} && $x->{chg} =~ /^(?:C|R)$/) {
- croak "Error parsing $_, $x->{chg}\n";
- }
- $x->{file_b} = $_;
- $state = 'meta';
- } else {
- croak "Error parsing $_\n";
- }
- }
- command_close_pipe($diff_fh, $ctx);
- \@mods;
-}
-
-sub check_diff_paths {
- my ($ra, $pfx, $rev, $mods) = @_;
- my %types;
- $pfx .= '/' if length $pfx;
-
- sub type_diff_paths {
- my ($ra, $types, $path, $rev) = @_;
- my @p = split m#/+#, $path;
- my $c = shift @p;
- unless (defined $types->{$c}) {
- $types->{$c} = $ra->check_path($c, $rev);
- }
- while (@p) {
- $c .= '/' . shift @p;
- next if defined $types->{$c};
- $types->{$c} = $ra->check_path($c, $rev);
- }
- }
-
- foreach my $m (@$mods) {
- foreach my $f (qw/file_a file_b/) {
- next unless defined $m->{$f};
- my ($dir) = ($m->{$f} =~ m#^(.*?)/?(?:[^/]+)$#);
- if (length $pfx.$dir && ! defined $types{$dir}) {
- type_diff_paths($ra, \%types, $pfx.$dir, $rev);
- }
- }
- }
- \%types;
-}
-
-sub split_path {
- return ($_[0] =~ m#^(.*?)/?([^/]+)$#);
-}
-
-sub repo_path {
- my ($self, $path) = @_;
- if (my $enc = $self->{pathnameencoding}) {
- require Encode;
- Encode::from_to($path, $enc, 'UTF-8');
- }
- $self->{path_prefix}.(defined $path ? $path : '');
-}
-
-sub url_path {
- my ($self, $path) = @_;
- if ($self->{url} =~ m#^https?://#) {
- $path =~ s!([^~a-zA-Z0-9_./-])!uc sprintf("%%%02x",ord($1))!eg;
- }
- $self->{url} . '/' . $self->repo_path($path);
-}
-
-sub rmdirs {
- my ($self) = @_;
- my $rm = $self->{rm};
- delete $rm->{''}; # we never delete the url we're tracking
- return unless %$rm;
-
- foreach (keys %$rm) {
- my @d = split m#/#, $_;
- my $c = shift @d;
- $rm->{$c} = 1;
- while (@d) {
- $c .= '/' . shift @d;
- $rm->{$c} = 1;
- }
- }
- delete $rm->{$self->{svn_path}};
- delete $rm->{''}; # we never delete the url we're tracking
- return unless %$rm;
-
- my ($fh, $ctx) = command_output_pipe(qw/ls-tree --name-only -r -z/,
- $self->{tree_b});
- local $/ = "\0";
- while (<$fh>) {
- chomp;
- my @dn = split m#/#, $_;
- while (pop @dn) {
- delete $rm->{join '/', @dn};
- }
- unless (%$rm) {
- close $fh;
- return;
- }
- }
- command_close_pipe($fh, $ctx);
-
- my ($r, $p, $bat) = ($self->{r}, $self->{pool}, $self->{bat});
- foreach my $d (sort { $b =~ tr#/#/# <=> $a =~ tr#/#/# } keys %$rm) {
- $self->close_directory($bat->{$d}, $p);
- my ($dn) = ($d =~ m#^(.*?)/?(?:[^/]+)$#);
- print "\tD+\t$d/\n" unless $::_q;
- $self->SUPER::delete_entry($d, $r, $bat->{$dn}, $p);
- delete $bat->{$d};
- }
-}
-
-sub open_or_add_dir {
- my ($self, $full_path, $baton, $deletions) = @_;
- my $t = $self->{types}->{$full_path};
- if (!defined $t) {
- die "$full_path not known in r$self->{r} or we have a bug!\n";
- }
- {
- no warnings 'once';
- # SVN::Node::none and SVN::Node::file are used only once,
- # so we're shutting up Perl's warnings about them.
- if ($t == $SVN::Node::none || defined($deletions->{$full_path})) {
- return $self->add_directory($full_path, $baton,
- undef, -1, $self->{pool});
- } elsif ($t == $SVN::Node::dir) {
- return $self->open_directory($full_path, $baton,
- $self->{r}, $self->{pool});
- } # no warnings 'once'
- print STDERR "$full_path already exists in repository at ",
- "r$self->{r} and it is not a directory (",
- ($t == $SVN::Node::file ? 'file' : 'unknown'),"/$t)\n";
- } # no warnings 'once'
- exit 1;
-}
-
-sub ensure_path {
- my ($self, $path, $deletions) = @_;
- my $bat = $self->{bat};
- my $repo_path = $self->repo_path($path);
- return $bat->{''} unless (length $repo_path);
-
- my @p = split m#/+#, $repo_path;
- my $c = shift @p;
- $bat->{$c} ||= $self->open_or_add_dir($c, $bat->{''}, $deletions);
- while (@p) {
- my $c0 = $c;
- $c .= '/' . shift @p;
- $bat->{$c} ||= $self->open_or_add_dir($c, $bat->{$c0}, $deletions);
- }
- return $bat->{$c};
-}
-
-# Subroutine to convert a globbing pattern to a regular expression.
-# From perl cookbook.
-sub glob2pat {
- my $globstr = shift;
- my %patmap = ('*' => '.*', '?' => '.', '[' => '[', ']' => ']');
- $globstr =~ s{(.)} { $patmap{$1} || "\Q$1" }ge;
- return '^' . $globstr . '$';
-}
-
-sub check_autoprop {
- my ($self, $pattern, $properties, $file, $fbat) = @_;
- # Convert the globbing pattern to a regular expression.
- my $regex = glob2pat($pattern);
- # Check if the pattern matches the file name.
- if($file =~ m/($regex)/) {
- # Parse the list of properties to set.
- my @props = split(/;/, $properties);
- foreach my $prop (@props) {
- # Parse 'name=value' syntax and set the property.
- if ($prop =~ /([^=]+)=(.*)/) {
- my ($n,$v) = ($1,$2);
- for ($n, $v) {
- s/^\s+//; s/\s+$//;
- }
- $self->change_file_prop($fbat, $n, $v);
- }
- }
- }
-}
-
-sub apply_autoprops {
- my ($self, $file, $fbat) = @_;
- my $conf_t = ${$self->{config}}{'config'};
- no warnings 'once';
- # Check [miscellany]/enable-auto-props in svn configuration.
- if (SVN::_Core::svn_config_get_bool(
- $conf_t,
- $SVN::_Core::SVN_CONFIG_SECTION_MISCELLANY,
- $SVN::_Core::SVN_CONFIG_OPTION_ENABLE_AUTO_PROPS,
- 0)) {
- # Auto-props are enabled. Enumerate them to look for matches.
- my $callback = sub {
- $self->check_autoprop($_[0], $_[1], $file, $fbat);
- };
- SVN::_Core::svn_config_enumerate(
- $conf_t,
- $SVN::_Core::SVN_CONFIG_SECTION_AUTO_PROPS,
- $callback);
- }
-}
-
-sub A {
- my ($self, $m, $deletions) = @_;
- my ($dir, $file) = split_path($m->{file_b});
- my $pbat = $self->ensure_path($dir, $deletions);
- my $fbat = $self->add_file($self->repo_path($m->{file_b}), $pbat,
- undef, -1);
- print "\tA\t$m->{file_b}\n" unless $::_q;
- $self->apply_autoprops($file, $fbat);
- $self->chg_file($fbat, $m);
- $self->close_file($fbat,undef,$self->{pool});
-}
-
-sub C {
- my ($self, $m, $deletions) = @_;
- my ($dir, $file) = split_path($m->{file_b});
- my $pbat = $self->ensure_path($dir, $deletions);
- my $fbat = $self->add_file($self->repo_path($m->{file_b}), $pbat,
- $self->url_path($m->{file_a}), $self->{r});
- print "\tC\t$m->{file_a} => $m->{file_b}\n" unless $::_q;
- $self->chg_file($fbat, $m);
- $self->close_file($fbat,undef,$self->{pool});
-}
-
-sub delete_entry {
- my ($self, $path, $pbat) = @_;
- my $rpath = $self->repo_path($path);
- my ($dir, $file) = split_path($rpath);
- $self->{rm}->{$dir} = 1;
- $self->SUPER::delete_entry($rpath, $self->{r}, $pbat, $self->{pool});
-}
-
-sub R {
- my ($self, $m, $deletions) = @_;
- my ($dir, $file) = split_path($m->{file_b});
- my $pbat = $self->ensure_path($dir, $deletions);
- my $fbat = $self->add_file($self->repo_path($m->{file_b}), $pbat,
- $self->url_path($m->{file_a}), $self->{r});
- print "\tR\t$m->{file_a} => $m->{file_b}\n" unless $::_q;
- $self->apply_autoprops($file, $fbat);
- $self->chg_file($fbat, $m);
- $self->close_file($fbat,undef,$self->{pool});
-
- ($dir, $file) = split_path($m->{file_a});
- $pbat = $self->ensure_path($dir, $deletions);
- $self->delete_entry($m->{file_a}, $pbat);
-}
-
-sub M {
- my ($self, $m, $deletions) = @_;
- my ($dir, $file) = split_path($m->{file_b});
- my $pbat = $self->ensure_path($dir, $deletions);
- my $fbat = $self->open_file($self->repo_path($m->{file_b}),
- $pbat,$self->{r},$self->{pool});
- print "\t$m->{chg}\t$m->{file_b}\n" unless $::_q;
- $self->chg_file($fbat, $m);
- $self->close_file($fbat,undef,$self->{pool});
-}
-
-sub T { shift->M(@_) }
-
-sub change_file_prop {
- my ($self, $fbat, $pname, $pval) = @_;
- $self->SUPER::change_file_prop($fbat, $pname, $pval, $self->{pool});
-}
-
-sub change_dir_prop {
- my ($self, $pbat, $pname, $pval) = @_;
- $self->SUPER::change_dir_prop($pbat, $pname, $pval, $self->{pool});
-}
-
-sub _chg_file_get_blob ($$$$) {
- my ($self, $fbat, $m, $which) = @_;
- my $fh = $::_repository->temp_acquire("git_blob_$which");
- if ($m->{"mode_$which"} =~ /^120/) {
- print $fh 'link ' or croak $!;
- $self->change_file_prop($fbat,'svn:special','*');
- } elsif ($m->{mode_a} =~ /^120/ && $m->{"mode_$which"} !~ /^120/) {
- $self->change_file_prop($fbat,'svn:special',undef);
- }
- my $blob = $m->{"sha1_$which"};
- return ($fh,) if ($blob =~ /^0{40}$/);
- my $size = $::_repository->cat_blob($blob, $fh);
- croak "Failed to read object $blob" if ($size < 0);
- $fh->flush == 0 or croak $!;
- seek $fh, 0, 0 or croak $!;
-
- my $exp = ::md5sum($fh);
- seek $fh, 0, 0 or croak $!;
- return ($fh, $exp);
-}
-
-sub chg_file {
- my ($self, $fbat, $m) = @_;
- if ($m->{mode_b} =~ /755$/ && $m->{mode_a} !~ /755$/) {
- $self->change_file_prop($fbat,'svn:executable','*');
- } elsif ($m->{mode_b} !~ /755$/ && $m->{mode_a} =~ /755$/) {
- $self->change_file_prop($fbat,'svn:executable',undef);
- }
- my ($fh_a, $exp_a) = _chg_file_get_blob $self, $fbat, $m, 'a';
- my ($fh_b, $exp_b) = _chg_file_get_blob $self, $fbat, $m, 'b';
- my $pool = SVN::Pool->new;
- my $atd = $self->apply_textdelta($fbat, $exp_a, $pool);
- if (-s $fh_a) {
- my $txstream = SVN::TxDelta::new ($fh_a, $fh_b, $pool);
- my $res = SVN::TxDelta::send_txstream($txstream, @$atd, $pool);
- if (defined $res) {
- die "Unexpected result from send_txstream: $res\n",
- "(SVN::Core::VERSION: $SVN::Core::VERSION)\n";
- }
- } else {
- my $got = SVN::TxDelta::send_stream($fh_b, @$atd, $pool);
- die "Checksum mismatch\nexpected: $exp_b\ngot: $got\n"
- if ($got ne $exp_b);
- }
- Git::temp_release($fh_b, 1);
- Git::temp_release($fh_a, 1);
- $pool->clear;
-}
-
-sub D {
- my ($self, $m, $deletions) = @_;
- my ($dir, $file) = split_path($m->{file_b});
- my $pbat = $self->ensure_path($dir, $deletions);
- print "\tD\t$m->{file_b}\n" unless $::_q;
- $self->delete_entry($m->{file_b}, $pbat);
-}
-
-sub close_edit {
- my ($self) = @_;
- my ($p,$bat) = ($self->{pool}, $self->{bat});
- foreach (sort { $b =~ tr#/#/# <=> $a =~ tr#/#/# } keys %$bat) {
- next if $_ eq '';
- $self->close_directory($bat->{$_}, $p);
- }
- $self->close_directory($bat->{''}, $p);
- $self->SUPER::close_edit($p);
- $p->clear;
-}
-
-sub abort_edit {
- my ($self) = @_;
- $self->SUPER::abort_edit($self->{pool});
-}
-
-sub DESTROY {
- my $self = shift;
- $self->SUPER::DESTROY(@_);
- $self->{pool}->clear;
-}
-
-# this drives the editor
-sub apply_diff {
- my ($self) = @_;
- my $mods = $self->{mods};
- my %o = ( D => 0, C => 1, R => 2, A => 3, M => 4, T => 5 );
- my %deletions;
-
- foreach my $m (@$mods) {
- if ($m->{chg} eq "D") {
- $deletions{$m->{file_b}} = 1;
- }
- }
-
- foreach my $m (sort { $o{$a->{chg}} <=> $o{$b->{chg}} } @$mods) {
- my $f = $m->{chg};
- if (defined $o{$f}) {
- $self->$f($m, \%deletions);
- } else {
- fatal("Invalid change type: $f");
- }
- }
-
- if (defined($self->{mergeinfo})) {
- $self->change_dir_prop($self->{bat}{''}, "svn:mergeinfo",
- $self->{mergeinfo});
- }
- $self->rmdirs if $_rmdir;
- if (@$mods == 0 && !defined($self->{mergeinfo})) {
- $self->abort_edit;
- } else {
- $self->close_edit;
- }
- return scalar @$mods;
-}
-
-package Git::SVN::Ra;
-use vars qw/@ISA $config_dir $_ignore_refs_regex $_log_window_size/;
-use strict;
-use warnings;
-my ($ra_invalid, $can_do_switch, %ignored_err, $RA);
-
-BEGIN {
- # enforce temporary pool usage for some simple functions
- no strict 'refs';
- for my $f (qw/rev_proplist get_latest_revnum get_uuid get_repos_root
- get_file/) {
- my $SUPER = "SUPER::$f";
- *$f = sub {
- my $self = shift;
- my $pool = SVN::Pool->new;
- my @ret = $self->$SUPER(@_,$pool);
- $pool->clear;
- wantarray ? @ret : $ret[0];
- };
- }
-}
-
-sub _auth_providers () {
- my @rv = (
- SVN::Client::get_simple_provider(),
- SVN::Client::get_ssl_server_trust_file_provider(),
- SVN::Client::get_simple_prompt_provider(
- \&Git::SVN::Prompt::simple, 2),
- SVN::Client::get_ssl_client_cert_file_provider(),
- SVN::Client::get_ssl_client_cert_prompt_provider(
- \&Git::SVN::Prompt::ssl_client_cert, 2),
- SVN::Client::get_ssl_client_cert_pw_file_provider(),
- SVN::Client::get_ssl_client_cert_pw_prompt_provider(
- \&Git::SVN::Prompt::ssl_client_cert_pw, 2),
- SVN::Client::get_username_provider(),
- SVN::Client::get_ssl_server_trust_prompt_provider(
- \&Git::SVN::Prompt::ssl_server_trust),
- SVN::Client::get_username_prompt_provider(
- \&Git::SVN::Prompt::username, 2)
- );
-
- # earlier 1.6.x versions would segfault, and <= 1.5.x didn't have
- # this function
- if (::compare_svn_version('1.6.15') >= 0) {
- my $config = SVN::Core::config_get_config($config_dir);
- my ($p, @a);
- # config_get_config returns all config files from
- # ~/.subversion, auth_get_platform_specific_client_providers
- # just wants the config "file".
- @a = ($config->{'config'}, undef);
- $p = SVN::Core::auth_get_platform_specific_client_providers(@a);
- # Insert the return value from
- # auth_get_platform_specific_providers
- unshift @rv, @$p;
- }
- \@rv;
-}
-
-sub escape_uri_only {
- my ($uri) = @_;
- my @tmp;
- foreach (split m{/}, $uri) {
- s/([^~\w.%+-]|%(?![a-fA-F0-9]{2}))/sprintf("%%%02X",ord($1))/eg;
- push @tmp, $_;
- }
- join('/', @tmp);
-}
-
-sub escape_url {
- my ($url) = @_;
- if ($url =~ m#^(https?)://([^/]+)(.*)$#) {
- my ($scheme, $domain, $uri) = ($1, $2, escape_uri_only($3));
- $url = "$scheme://$domain$uri";
- }
- $url;
-}
-
-sub new {
- my ($class, $url) = @_;
- $url =~ s!/+$!!;
- return $RA if ($RA && $RA->{url} eq $url);
-
- ::_req_svn();
-
- SVN::_Core::svn_config_ensure($config_dir, undef);
- my ($baton, $callbacks) = SVN::Core::auth_open_helper(_auth_providers);
- my $config = SVN::Core::config_get_config($config_dir);
- $RA = undef;
- my $dont_store_passwords = 1;
- my $conf_t = ${$config}{'config'};
- {
- no warnings 'once';
- # The usage of $SVN::_Core::SVN_CONFIG_* variables
- # produces warnings that variables are used only once.
- # I had not found the better way to shut them up, so
- # the warnings of type 'once' are disabled in this block.
- if (SVN::_Core::svn_config_get_bool($conf_t,
- $SVN::_Core::SVN_CONFIG_SECTION_AUTH,
- $SVN::_Core::SVN_CONFIG_OPTION_STORE_PASSWORDS,
- 1) == 0) {
- SVN::_Core::svn_auth_set_parameter($baton,
- $SVN::_Core::SVN_AUTH_PARAM_DONT_STORE_PASSWORDS,
- bless (\$dont_store_passwords, "_p_void"));
- }
- if (SVN::_Core::svn_config_get_bool($conf_t,
- $SVN::_Core::SVN_CONFIG_SECTION_AUTH,
- $SVN::_Core::SVN_CONFIG_OPTION_STORE_AUTH_CREDS,
- 1) == 0) {
- $Git::SVN::Prompt::_no_auth_cache = 1;
- }
- } # no warnings 'once'
- my $self = SVN::Ra->new(url => escape_url($url), auth => $baton,
- config => $config,
- pool => SVN::Pool->new,
- auth_provider_callbacks => $callbacks);
- $self->{url} = $url;
- $self->{svn_path} = $url;
- $self->{repos_root} = $self->get_repos_root;
- $self->{svn_path} =~ s#^\Q$self->{repos_root}\E(/|$)##;
- $self->{cache} = { check_path => { r => 0, data => {} },
- get_dir => { r => 0, data => {} } };
- $RA = bless $self, $class;
-}
-
-sub check_path {
- my ($self, $path, $r) = @_;
- my $cache = $self->{cache}->{check_path};
- if ($r == $cache->{r} && exists $cache->{data}->{$path}) {
- return $cache->{data}->{$path};
- }
- my $pool = SVN::Pool->new;
- my $t = $self->SUPER::check_path($path, $r, $pool);
- $pool->clear;
- if ($r != $cache->{r}) {
- %{$cache->{data}} = ();
- $cache->{r} = $r;
- }
- $cache->{data}->{$path} = $t;
-}
-
-sub get_dir {
- my ($self, $dir, $r) = @_;
- my $cache = $self->{cache}->{get_dir};
- if ($r == $cache->{r}) {
- if (my $x = $cache->{data}->{$dir}) {
- return wantarray ? @$x : $x->[0];
- }
- }
- my $pool = SVN::Pool->new;
- my ($d, undef, $props) = $self->SUPER::get_dir($dir, $r, $pool);
- my %dirents = map { $_ => { kind => $d->{$_}->kind } } keys %$d;
- $pool->clear;
- if ($r != $cache->{r}) {
- %{$cache->{data}} = ();
- $cache->{r} = $r;
- }
- $cache->{data}->{$dir} = [ \%dirents, $r, $props ];
- wantarray ? (\%dirents, $r, $props) : \%dirents;
-}
-
-sub DESTROY {
- # do not call the real DESTROY since we store ourselves in $RA
-}
-
-# get_log(paths, start, end, limit,
-# discover_changed_paths, strict_node_history, receiver)
-sub get_log {
- my ($self, @args) = @_;
- my $pool = SVN::Pool->new;
-
- # svn_log_changed_path_t objects passed to get_log are likely to be
- # overwritten even if only the refs are copied to an external variable,
- # so we should dup the structures in their entirety. Using an
- # externally passed pool (instead of our temporary and quickly cleared
- # pool in Git::SVN::Ra) does not help matters at all...
- my $receiver = pop @args;
- my $prefix = "/".$self->{svn_path};
- $prefix =~ s#/+($)##;
- my $prefix_regex = qr#^\Q$prefix\E#;
- push(@args, sub {
- my ($paths) = $_[0];
- return &$receiver(@_) unless $paths;
- $_[0] = ();
- foreach my $p (keys %$paths) {
- my $i = $paths->{$p};
- # Make path relative to our url, not repos_root
- $p =~ s/$prefix_regex//;
- my %s = map { $_ => $i->$_; }
- qw/copyfrom_path copyfrom_rev action/;
- if ($s{'copyfrom_path'}) {
- $s{'copyfrom_path'} =~ s/$prefix_regex//;
- }
- $_[0]{$p} = \%s;
- }
- &$receiver(@_);
- });
-
-
- # the limit parameter was not supported in SVN 1.1.x, so we
- # drop it. Therefore, the receiver callback passed to it
- # is made aware of this limitation by being wrapped if
- # the limit passed to is being wrapped.
- if (::compare_svn_version('1.2.0') <= 0) {
- my $limit = splice(@args, 3, 1);
- if ($limit > 0) {
- my $receiver = pop @args;
- push(@args, sub { &$receiver(@_) if (--$limit >= 0) });
- }
- }
- my $ret = $self->SUPER::get_log(@args, $pool);
- $pool->clear;
- $ret;
-}
-
-sub trees_match {
- my ($self, $url1, $rev1, $url2, $rev2) = @_;
- my $ctx = SVN::Client->new(auth => _auth_providers);
- my $out = IO::File->new_tmpfile;
-
- # older SVN (1.1.x) doesn't take $pool as the last parameter for
- # $ctx->diff(), so we'll create a default one
- my $pool = SVN::Pool->new_default_sub;
-
- $ra_invalid = 1; # this will open a new SVN::Ra connection to $url1
- $ctx->diff([], $url1, $rev1, $url2, $rev2, 1, 1, 0, $out, $out);
- $out->flush;
- my $ret = (($out->stat)[7] == 0);
- close $out or croak $!;
-
- $ret;
-}
-
-sub get_commit_editor {
- my ($self, $log, $cb, $pool) = @_;
-
- my @lock = (::compare_svn_version('1.2.0') >= 0) ? (undef, 0) : ();
- $self->SUPER::get_commit_editor($log, $cb, @lock, $pool);
-}
-
-sub gs_do_update {
- my ($self, $rev_a, $rev_b, $gs, $editor) = @_;
- my $new = ($rev_a == $rev_b);
- my $path = $gs->{path};
-
- if ($new && -e $gs->{index}) {
- unlink $gs->{index} or die
- "Couldn't unlink index: $gs->{index}: $!\n";
- }
- my $pool = SVN::Pool->new;
- $editor->set_path_strip($path);
- my (@pc) = split m#/#, $path;
- my $reporter = $self->do_update($rev_b, (@pc ? shift @pc : ''),
- 1, $editor, $pool);
- my @lock = (::compare_svn_version('1.2.0') >= 0) ? (undef) : ();
-
- # Since we can't rely on svn_ra_reparent being available, we'll
- # just have to do some magic with set_path to make it so
- # we only want a partial path.
- my $sp = '';
- my $final = join('/', @pc);
- while (@pc) {
- $reporter->set_path($sp, $rev_b, 0, @lock, $pool);
- $sp .= '/' if length $sp;
- $sp .= shift @pc;
- }
- die "BUG: '$sp' != '$final'\n" if ($sp ne $final);
-
- $reporter->set_path($sp, $rev_a, $new, @lock, $pool);
-
- $reporter->finish_report($pool);
- $pool->clear;
- $editor->{git_commit_ok};
-}
-
-# this requires SVN 1.4.3 or later (do_switch didn't work before 1.4.3, and
-# svn_ra_reparent didn't work before 1.4)
-sub gs_do_switch {
- my ($self, $rev_a, $rev_b, $gs, $url_b, $editor) = @_;
- my $path = $gs->{path};
- my $pool = SVN::Pool->new;
-
- my $full_url = $self->{url};
- my $old_url = $full_url;
- $full_url .= '/' . $path if length $path;
- my ($ra, $reparented);
-
- if ($old_url =~ m#^svn(\+ssh)?://# ||
- ($full_url =~ m#^https?://# &&
- escape_url($full_url) ne $full_url)) {
- $_[0] = undef;
- $self = undef;
- $RA = undef;
- $ra = Git::SVN::Ra->new($full_url);
- $ra_invalid = 1;
- } elsif ($old_url ne $full_url) {
- SVN::_Ra::svn_ra_reparent($self->{session}, $full_url, $pool);
- $self->{url} = $full_url;
- $reparented = 1;
- }
-
- $ra ||= $self;
- $url_b = escape_url($url_b);
- my $reporter = $ra->do_switch($rev_b, '', 1, $url_b, $editor, $pool);
- my @lock = (::compare_svn_version('1.2.0') >= 0) ? (undef) : ();
- $reporter->set_path('', $rev_a, 0, @lock, $pool);
- $reporter->finish_report($pool);
-
- if ($reparented) {
- SVN::_Ra::svn_ra_reparent($self->{session}, $old_url, $pool);
- $self->{url} = $old_url;
- }
-
- $pool->clear;
- $editor->{git_commit_ok};
-}
-
-sub longest_common_path {
- my ($gsv, $globs) = @_;
- my %common;
- my $common_max = scalar @$gsv;
-
- foreach my $gs (@$gsv) {
- my @tmp = split m#/#, $gs->{path};
- my $p = '';
- foreach (@tmp) {
- $p .= length($p) ? "/$_" : $_;
- $common{$p} ||= 0;
- $common{$p}++;
- }
- }
- $globs ||= [];
- $common_max += scalar @$globs;
- foreach my $glob (@$globs) {
- my @tmp = split m#/#, $glob->{path}->{left};
- my $p = '';
- foreach (@tmp) {
- $p .= length($p) ? "/$_" : $_;
- $common{$p} ||= 0;
- $common{$p}++;
- }
- }
-
- my $longest_path = '';
- foreach (sort {length $b <=> length $a} keys %common) {
- if ($common{$_} == $common_max) {
- $longest_path = $_;
- last;
- }
- }
- $longest_path;
-}
-
-sub gs_fetch_loop_common {
- my ($self, $base, $head, $gsv, $globs) = @_;
- return if ($base > $head);
- my $inc = $_log_window_size;
- my ($min, $max) = ($base, $head < $base + $inc ? $head : $base + $inc);
- my $longest_path = longest_common_path($gsv, $globs);
- my $ra_url = $self->{url};
- my $find_trailing_edge;
- while (1) {
- my %revs;
- my $err;
- my $err_handler = $SVN::Error::handler;
- $SVN::Error::handler = sub {
- ($err) = @_;
- skip_unknown_revs($err);
- };
- sub _cb {
- my ($paths, $r, $author, $date, $log) = @_;
- [ $paths,
- { author => $author, date => $date, log => $log } ];
- }
- $self->get_log([$longest_path], $min, $max, 0, 1, 1,
- sub { $revs{$_[1]} = _cb(@_) });
- if ($err) {
- print "Checked through r$max\r";
- } else {
- $find_trailing_edge = 1;
- }
- if ($err and $find_trailing_edge) {
- print STDERR "Path '$longest_path' ",
- "was probably deleted:\n",
- $err->expanded_message,
- "\nWill attempt to follow ",
- "revisions r$min .. r$max ",
- "committed before the deletion\n";
- my $hi = $max;
- while (--$hi >= $min) {
- my $ok;
- $self->get_log([$longest_path], $min, $hi,
- 0, 1, 1, sub {
- $ok = $_[1];
- $revs{$_[1]} = _cb(@_) });
- if ($ok) {
- print STDERR "r$min .. r$ok OK\n";
- last;
- }
- }
- $find_trailing_edge = 0;
- }
- $SVN::Error::handler = $err_handler;
-
- my %exists = map { $_->{path} => $_ } @$gsv;
- foreach my $r (sort {$a <=> $b} keys %revs) {
- my ($paths, $logged) = @{$revs{$r}};
-
- foreach my $gs ($self->match_globs(\%exists, $paths,
- $globs, $r)) {
- if ($gs->rev_map_max >= $r) {
- next;
- }
- next unless $gs->match_paths($paths, $r);
- $gs->{logged_rev_props} = $logged;
- if (my $last_commit = $gs->last_commit) {
- $gs->assert_index_clean($last_commit);
- }
- my $log_entry = $gs->do_fetch($paths, $r);
- if ($log_entry) {
- $gs->do_git_commit($log_entry);
- }
- $INDEX_FILES{$gs->{index}} = 1;
- }
- foreach my $g (@$globs) {
- my $k = "svn-remote.$g->{remote}." .
- "$g->{t}-maxRev";
- Git::SVN::tmp_config($k, $r);
- }
- if ($ra_invalid) {
- $_[0] = undef;
- $self = undef;
- $RA = undef;
- $self = Git::SVN::Ra->new($ra_url);
- $ra_invalid = undef;
- }
- }
- # pre-fill the .rev_db since it'll eventually get filled in
- # with '0' x40 if something new gets committed
- foreach my $gs (@$gsv) {
- next if $gs->rev_map_max >= $max;
- next if defined $gs->rev_map_get($max);
- $gs->rev_map_set($max, 0 x40);
- }
- foreach my $g (@$globs) {
- my $k = "svn-remote.$g->{remote}.$g->{t}-maxRev";
- Git::SVN::tmp_config($k, $max);
- }
- last if $max >= $head;
- $min = $max + 1;
- $max += $inc;
- $max = $head if ($max > $head);
- }
- Git::SVN::gc();
-}
-
-sub get_dir_globbed {
- my ($self, $left, $depth, $r) = @_;
-
- my @x = eval { $self->get_dir($left, $r) };
- return unless scalar @x == 3;
- my $dirents = $x[0];
- my @finalents;
- foreach my $de (keys %$dirents) {
- next if $dirents->{$de}->{kind} != $SVN::Node::dir;
- if ($depth > 1) {
- my @args = ("$left/$de", $depth - 1, $r);
- foreach my $dir ($self->get_dir_globbed(@args)) {
- push @finalents, "$de/$dir";
- }
- } else {
- push @finalents, $de;
- }
- }
- @finalents;
-}
-
-# return value: 0 -- don't ignore, 1 -- ignore
-sub is_ref_ignored {
- my ($g, $p) = @_;
- my $refname = $g->{ref}->full_path($p);
- return 1 if defined($g->{ignore_refs_regex}) &&
- $refname =~ m!$g->{ignore_refs_regex}!;
- return 0 unless defined($_ignore_refs_regex);
- return 1 if $refname =~ m!$_ignore_refs_regex!o;
- return 0;
-}
-
-sub match_globs {
- my ($self, $exists, $paths, $globs, $r) = @_;
-
- sub get_dir_check {
- my ($self, $exists, $g, $r) = @_;
-
- my @dirs = $self->get_dir_globbed($g->{path}->{left},
- $g->{path}->{depth},
- $r);
-
- foreach my $de (@dirs) {
- my $p = $g->{path}->full_path($de);
- next if $exists->{$p};
- next if (length $g->{path}->{right} &&
- ($self->check_path($p, $r) !=
- $SVN::Node::dir));
- next unless $p =~ /$g->{path}->{regex}/;
- $exists->{$p} = Git::SVN->init($self->{url}, $p, undef,
- $g->{ref}->full_path($de), 1);
- }
- }
- foreach my $g (@$globs) {
- if (my $path = $paths->{"/$g->{path}->{left}"}) {
- if ($path->{action} =~ /^[AR]$/) {
- get_dir_check($self, $exists, $g, $r);
- }
- }
- foreach (keys %$paths) {
- if (/$g->{path}->{left_regex}/ &&
- !/$g->{path}->{regex}/) {
- next if $paths->{$_}->{action} !~ /^[AR]$/;
- get_dir_check($self, $exists, $g, $r);
- }
- next unless /$g->{path}->{regex}/;
- my $p = $1;
- my $pathname = $g->{path}->full_path($p);
- next if is_ref_ignored($g, $p);
- next if $exists->{$pathname};
- next if ($self->check_path($pathname, $r) !=
- $SVN::Node::dir);
- $exists->{$pathname} = Git::SVN->init(
- $self->{url}, $pathname, undef,
- $g->{ref}->full_path($p), 1);
- }
- my $c = '';
- foreach (split m#/#, $g->{path}->{left}) {
- $c .= "/$_";
- next unless ($paths->{$c} &&
- ($paths->{$c}->{action} =~ /^[AR]$/));
- get_dir_check($self, $exists, $g, $r);
- }
- }
- values %$exists;
-}
-
-sub minimize_url {
- my ($self) = @_;
- return $self->{url} if ($self->{url} eq $self->{repos_root});
- my $url = $self->{repos_root};
- my @components = split(m!/!, $self->{svn_path});
- my $c = '';
- do {
- $url .= "/$c" if length $c;
- eval {
- my $ra = (ref $self)->new($url);
- my $latest = $ra->get_latest_revnum;
- $ra->get_log("", $latest, 0, 1, 0, 1, sub {});
- };
- } while ($@ && ($c = shift @components));
- $url;
-}
-
-sub can_do_switch {
- my $self = shift;
- unless (defined $can_do_switch) {
- my $pool = SVN::Pool->new;
- my $rep = eval {
- $self->do_switch(1, '', 0, $self->{url},
- SVN::Delta::Editor->new, $pool);
- };
- if ($@) {
- $can_do_switch = 0;
- } else {
- $rep->abort_report($pool);
- $can_do_switch = 1;
- }
- $pool->clear;
- }
- $can_do_switch;
-}
-
-sub skip_unknown_revs {
- my ($err) = @_;
- my $errno = $err->apr_err();
- # Maybe the branch we're tracking didn't
- # exist when the repo started, so it's
- # not an error if it doesn't, just continue
- #
- # Wonderfully consistent library, eh?
- # 160013 - svn:// and file://
- # 175002 - http(s)://
- # 175007 - http(s):// (this repo required authorization, too...)
- # More codes may be discovered later...
- if ($errno == 175007 || $errno == 175002 || $errno == 160013) {
- my $err_key = $err->expanded_message;
- # revision numbers change every time, filter them out
- $err_key =~ s/\d+/\0/g;
- $err_key = "$errno\0$err_key";
- unless ($ignored_err{$err_key}) {
- warn "W: Ignoring error from SVN, path probably ",
- "does not exist: ($errno): ",
- $err->expanded_message,"\n";
- warn "W: Do not be alarmed at the above message ",
- "git-svn is just searching aggressively for ",
- "old history.\n",
- "This may take a while on large repositories\n";
- $ignored_err{$err_key} = 1;
- }
- return;
- }
- die "Error from SVN, ($errno): ", $err->expanded_message,"\n";
-}
-
package Git::SVN::Log;
use strict;
use warnings;