From dfc692d5cfbb26fdc6494d862c6c14691b7fe986 Mon Sep 17 00:00:00 2001
From: Rafael Garcia-Suarez <rgarciasuarez@mandriva.org>
Date: Wed, 30 Jun 2004 06:54:29 +0000
Subject: Functions to write proxy.cfg (and regression tests)

---
 t/cfg.t          | 32 ++++++++++++++++++++++++++++++--
 urpm/download.pm | 30 +++++++++++++++++++++++++++++-
 2 files changed, 59 insertions(+), 3 deletions(-)

diff --git a/t/cfg.t b/t/cfg.t
index 45403e24..77c831ff 100644
--- a/t/cfg.t
+++ b/t/cfg.t
@@ -1,11 +1,13 @@
 #!/usr/bin/perl
 
-use Test::More tests => 4;
+use Test::More 'no_plan';
 use MDK::Common;
 
 BEGIN { use_ok 'urpm::cfg' }
+BEGIN { use_ok 'urpm::download' }
 
 my $file = 'testurpmi.cfg';
+my $proxyfile = $urpm::download::PROXY_CFG = 'testproxy.cfg';
 open my $f, '>', $file or die $!;
 print $f (my $cfgtext = <<URPMICFG);
 {
@@ -52,4 +54,30 @@ $cfgtext2 =~ s/# generated.*\n//;
 is( $cfgtext, $cfgtext2, 'config is the same' )
     or system qw( diff -u ), $file, $file.2;
 
-END { unlink $file, $file.2 }
+open $f, '>', $proxyfile or die $!;
+print $f ($cfgtext = <<PROXYCFG);
+http_proxy=http://foo:8080/
+local:http_proxy=http://yoyodyne:8080/
+local:proxy_user=rafael:richard
+PROXYCFG
+close $f;
+
+my $p = get_proxy();
+is( $p->{http_proxy}, 'http://foo:8080/', 'read proxy' );
+ok( !defined $p->{user}, 'no user defined' );
+$p = get_proxy('local');
+is( $p->{http_proxy}, 'http://yoyodyne:8080/', 'read media proxy' );
+is( $p->{user}, 'rafael', 'proxy user' );
+is( $p->{pwd}, 'richard', 'proxy password' );
+ok( dump_proxy_config(), 'dump_proxy_config' );
+$cfgtext2 = cat_($proxyfile);
+$cfgtext2 =~ s/# generated.*\n//;
+is( $cfgtext, $cfgtext2, 'dumped correctly' );
+set_proxy_config(http_proxy => '');
+ok( dump_proxy_config(), 'dump_proxy_config erased' );
+$cfgtext2 = cat_($proxyfile);
+$cfgtext2 =~ s/# generated.*\n//;
+$cfgtext =~ s/^http_proxy.*\n//;
+is( $cfgtext, $cfgtext2, 'dumped correctly' );
+
+END { unlink $file, $file.2, $proxyfile }
diff --git a/urpm/download.pm b/urpm/download.pm
index f94ba20a..b0e7b01d 100644
--- a/urpm/download.pm
+++ b/urpm/download.pm
@@ -17,11 +17,13 @@ sub import () {
     foreach my $symbol (qw(get_proxy
 	propagate_sync_callback
 	sync_file sync_wget sync_curl sync_rsync sync_ssh
+	set_proxy_config dump_proxy_config
     )) {
 	*{$c.'::'.$symbol} = *$symbol;
     }
 }
 
+#- parses proxy.cfg (private)
 sub load_proxy_config () {
     return if defined $proxy_config;
     open my $f, $PROXY_CFG or $proxy_config = {}, return;
@@ -32,7 +34,7 @@ sub load_proxy_config () {
 	    $proxy_config->{$1 || ''}{$2} = $3;
 	    next;
 	}
-	if (/^(?:(.*):\s*)?proxy_user\s*=\s*(.*)(?::(.*))?$/) {
+	if (/^(?:(.*):\s*)?proxy_user\s*=\s*([^:]*)(?::(.*))?$/) {
 	    $proxy_config->{$1 || ''}{user} = $2;
 	    $proxy_config->{$1 || ''}{pwd} = $3 if defined $3;
 	    next;
@@ -41,6 +43,26 @@ sub load_proxy_config () {
     close $f;
 }
 
+#- writes proxy.cfg
+sub dump_proxy_config () {
+    return 0 unless defined $proxy_config; #- hasn't been read yet
+    open my $f, '>', $PROXY_CFG or return 0;
+    print $f "# generated ".(scalar localtime)."\n";
+    for ('', sort grep { !/^(|cmd_line)$/ } keys %$proxy_config) {
+	my $m = $_ eq '' ? '' : "$_:";
+	my $p = $proxy_config->{$_};
+	for (qw(http_proxy ftp_proxy)) {
+	    defined $p->{$_} && $p->{$_} ne ''
+		and print $f "$m$_=$p->{$_}\n";
+	}
+	defined $p->{user} && $p->{user} ne ''
+	    and print $f "${m}proxy_user=$p->{user}:$p->{pwd}\n";
+    }
+    close $f;
+    chmod 0600, $PROXY_CFG; #- may contain passwords
+    return 1;
+}
+
 #- reads and loads the proxy.cfg file ;
 #- returns the global proxy settings (without arguments) or the
 #- proxy settings for the specified media (with a media name as argument)
@@ -70,6 +92,12 @@ sub set_cmdline_proxy {
     $proxy_config->{cmd_line}{$_} = $h{$_} for keys %h;
 }
 
+#- changes permanently the proxy settings
+sub set_proxy_config {
+    my ($key, $value, $o_media) = @_;
+    $proxy_config->{$o_media || ''}{$key} = $value;
+}
+
 #- set up the environment for proxy usage for the appropriate tool.
 #- returns an array of command-line arguments.
 sub set_proxy {
-- 
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