git-svn: prepare SVN::Ra config pieces once

Memoizing these initialization functions saves some memory for
long fetches which require scanning many unwanted revisions
before any wanted revisions happen.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
This commit is contained in:
Eric Wong 2014-10-29 19:55:02 +00:00
parent 822aaf0f08
commit 835e3ddeff

View file

@ -2,6 +2,7 @@ package Git::SVN::Ra;
use vars qw/@ISA $config_dir $_ignore_refs_regex $_log_window_size/;
use strict;
use warnings;
use Memoize;
use SVN::Client;
use Git::SVN::Utils qw(
canonicalize_url
@ -76,6 +77,40 @@ ()
\@rv;
}
sub prepare_config_once {
SVN::_Core::svn_config_ensure($config_dir, undef);
my ($baton, $callbacks) = SVN::Core::auth_open_helper(_auth_providers);
my $config = SVN::Core::config_get_config($config_dir);
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) {
$Git::SVN::Prompt::_no_auth_cache = 1;
}
return ($config, $baton, $callbacks);
} # no warnings 'once'
INIT {
Memoize::memoize '_auth_providers';
Memoize::memoize 'prepare_config_once';
}
sub new {
my ($class, $url) = @_;
@ -84,34 +119,8 @@ sub new {
::_req_svn();
SVN::_Core::svn_config_ensure($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) {
$Git::SVN::Prompt::_no_auth_cache = 1;
}
} # no warnings 'once'
my ($config, $baton, $callbacks) = prepare_config_once();
my $self = SVN::Ra->new(url => $url, auth => $baton,
config => $config,
pool => SVN::Pool->new,