Improve trust errors displayed while bootstrapping. Closes: #628234

diff --git a/debian/changelog b/debian/changelog
index 99852ca74174d54a2060894c8dca32902da43ff9..f5f4e7cd8263466011818c13be70b35c4ca21db5 100644 (file)
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+mr (1.04) UNRELEASED; urgency=low
+
+  * Improve trust errors displayed while bootstrapping. Closes: #628234
+
+ -- Joey Hess <joeyh@debian.org>  Mon, 30 May 2011 14:55:09 -0400
+
 mr (1.03) unstable; urgency=low
 
   * Added git-subtree library. Thanks, Svend Sorensen

diff --git a/mr b/mr
index 17f95859912aac266ae71b6e71dbb0ae0eb154c4..c58c3e17ab8b45171d50f38de948fc6c6a681f19 100755 (executable)
--- a/mr
+++ b/mr
@@ -1056,14 +1056,24 @@ sub is_trusted_checkout {
 }
 
 sub trusterror {
-       die shift()."\n".
-               "(To trust this file, list it in ~/.mrtrust.)\n";
+       my ($err, $file, $line, $url)=@_;
+       
+       if (defined $url) {
+               die "$err in untrusted $url line $line\n".
+                       "(To trust this url, --trust-all can be used; but please use caution;\n".
+                       "this can allow arbitrary code execution!)\n";
+       }
+       else {
+               die "$err in untrusted $file line $line\n".
+                       "(To trust this file, list it in ~/.mrtrust.)\n";
+       }
 }
 
 my %loaded;
 sub loadconfig {
        my $f=shift;
        my $dir=shift;
+       my $bootstrap_url=shift;
 
        my @toload;
 
@@ -1133,7 +1143,7 @@ sub loadconfig {
                                if (! is_trusted_repo($section) ||
                                    $section eq 'ALIAS' ||
                                    $section eq 'DEFAULT') {
-                                       trusterror "mr: illegal section \"[$section]\" in untrusted $f line $line";
+                                       trusterror("mr: illegal section \"[$section]\"", $f, $line, $bootstrap_url)
                                }
                        }
                        $section=expandenv($section) if $trusted;
@@ -1160,10 +1170,10 @@ sub loadconfig {
                                # Untrusted files can only contain checkout
                                # parameters.
                                if ($parameter ne 'checkout') {
-                                       trusterror "mr: illegal setting \"$parameter=$value\" in untrusted $f line $line";
+                                       trusterror("mr: illegal setting \"$parameter=$value\"", $f, $line, $bootstrap_url);
                                }
                                if (! is_trusted_checkout($value)) {
-                                       trusterror "mr: illegal checkout command \"$value\" in untrusted $f line $line";
+                                       trusterror("mr: illegal checkout command \"$value\"", $f, $line, $bootstrap_url);
                                }
                        }
 
@@ -1474,7 +1484,7 @@ sub bootstrap {
        # would normally be skipped.
        my $topdir=abs_path(".")."/";
        my @repo=($topdir, $topdir, ".");
-       loadconfig($tmpconfig, $topdir);
+       loadconfig($tmpconfig, $topdir, $url);
        record(\@repo, action("checkout", @repo, 1))
                if exists $config{$topdir}{"."}{"checkout"};