From 3b32ef57ecb04c10f67ea6f424cf599aa2d07aef Mon Sep 17 00:00:00 2001
From: Tony Finch <dot@dotat.at>
Date: Tue, 30 Mar 2010 20:56:41 +0000
Subject: [PATCH] git-daemon: no need for a special configuration variable
 namespace

---
 git-daemon/git-daemon-service.pl | 26 +++++++--------------
 git-daemon/git-daemon.pl         | 40 ++++++++++++--------------------
 2 files changed, 23 insertions(+), 43 deletions(-)

diff --git a/git-daemon/git-daemon-service.pl b/git-daemon/git-daemon-service.pl
index ec4b7e1..c62c9a2 100755
--- a/git-daemon/git-daemon-service.pl
+++ b/git-daemon/git-daemon-service.pl
@@ -11,28 +11,18 @@ use warnings;
 
 use Sys::Syslog;
 
-my $service = $ENV{"USERV_SERVICE"};
-$service =~ s|^git-||;
+our $check_repo = 1;
+our $check_export = 0;
+our ($service,$client,$dir,$repo);
 
-${$cf::{$_}} = $ENV{"USERV_U_$_"}
+${$main::{$_}} = $ENV{"USERV_U_$_"}
     for grep s/^USERV_U_//, keys %ENV;
 
-openlog 'userv-git-daemon/$service', 'pid', 'daemon';
-
-sub cf::fail {
-    syslog 'err', "$cf::client @_";
-    exit;
-}
+openlog 'userv-$service', 'pid', 'daemon';
+sub fail { syslog 'err', "$client @_"; exit }
 
-package cf;
-
-our $check_repo = 1;
-our $check_export = 0;
-our ($dir,$repo,$client);
 $_ = our $uri;
-for my $cf (@ARGV) {
-    do $cf;
-}
+for my $cf (@ARGV) { do $cf }
 
 fail "no repository configured for $uri" unless defined $repo;
 fail "no directory configured for $uri"  unless defined $dir;
@@ -47,7 +37,7 @@ fail "bad repository in $uri"
 fail "repository not exported for $uri"
     if $check_export and not -e "$dir/git-daemon-export-ok";
 
-my @cmd = ('git', $service, '--strict', '--timeout=30', $dir);
+my @cmd = ($service, '--strict', '--timeout=30', $dir);
 no warnings; # suppress errors to stderr
 exec @cmd or fail "exec @cmd: $!";
 
diff --git a/git-daemon/git-daemon.pl b/git-daemon/git-daemon.pl
index 74942a0..68d8162 100755
--- a/git-daemon/git-daemon.pl
+++ b/git-daemon/git-daemon.pl
@@ -20,18 +20,12 @@ sub ntoa {
     $addr = inet_ntoa $addr;
     return ("[$addr]:$port",$addr,$port);
 }
-{
-    package cf;
-    our ($client,$client_addr,$client_port) = ::ntoa(getpeername(STDIN));
-    our ($server,$server_addr,$server_port) = ::ntoa(getsockname(STDIN));
-}
+our ($client,$client_addr,$client_port) = ::ntoa(getpeername(STDIN));
+our ($server,$server_addr,$server_port) = ::ntoa(getsockname(STDIN));
+our ($service,$path,$host,$uri,$user);
 
 openlog 'userv-git-daemon', 'pid', 'daemon';
-
-sub fail {
-    syslog 'err', "$cf::client @_";
-    exit;
-}
+sub fail { syslog 'err', "$client @_"; exit }
 
 sub xread {
     my $length = shift;
@@ -51,26 +45,22 @@ sub xread {
 my $len_hex = xread 4;
 fail "non-hex packet length" unless $len_hex =~ m{^[0-9a-fA-F]{4}$};
 my $line = xread hex $len_hex;
-if ($line =~ m{^(git-[a-z-]+) ([!-~]+)\0host=([!-~]+)\0$}) {
-    package cf;
-    our ($service,$path,$host) = ($1,$2,$3);
-    $path =~ s|^/*||;
-    our $uri = $_ = "git://$host/$path";
-} else {
+if ($line !~ m{^(git-[a-z-]+) /*([!-~]+)\0host=([!-~]+)\0$}) {
     $line =~ s|[^ -~]+| |g;
     fail "could not parse \"$line\""
 }
+($service,$path,$host) = ($1,$2,$3);
+$_ = $uri = "git://$host/$path";
+for my $cf (@ARGV) { do $cf }
 
-for my $cf (@ARGV) {
-    package cf;
-    our ($user,$dir,$repo);
-    do $cf;
-}
-fail "no user configured for $cf::uri" unless defined $cf::user;
-syslog 'info', "$cf::client $cf::service $cf::uri";
+fail "no user configured for $uri" unless defined $user;
+syslog 'info', "$client $service $uri";
+
+my @opts = map "-D$_=${$main::{$_}}",
+        grep defined ${$main::{$_}} && /^[a-z]+$/,
+             sort keys %main::;
 
-my @opts = map "-D$_=${$cf::{$_}}", grep defined ${$cf::{$_}}, sort keys %cf::;
-my @cmd = ('userv', @opts, $cf::user, $cf::service);
+my @cmd = ('userv', @opts, $user, $service);
 no warnings; # suppress errors to stderr
 exec @cmd or fail "exec @cmd: $!";
 
-- 
2.30.2