From e84886994919a824161f95f0bd0f0e0cae0c5050 Mon Sep 17 00:00:00 2001
From: Dirk Koopman <djk@tobit.co.uk>
Date: Sun, 15 Jan 2023 14:46:18 +0000
Subject: [PATCH] fiz strange carp errors on startup with no route_*_cache
 files

---
 Changes            | 2 ++
 perl/Route/Node.pm | 6 +++---
 perl/Route/User.pm | 6 +++---
 3 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/Changes b/Changes
index 9c6ffd41..a0785510 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,5 @@
+15Jan23=======================================================================
+1. Fix strange errors for carp on missing route_*_cache files on startup.
 14Jan23=======================================================================
 1. Fixed route PC11 promotions so that a new PC61 is actually generated and 
    also sent instead of the original PC11 (to PC61 capable nodes).
diff --git a/perl/Route/Node.pm b/perl/Route/Node.pm
index 630db046..af01a1d2 100644
--- a/perl/Route/Node.pm
+++ b/perl/Route/Node.pm
@@ -411,7 +411,7 @@ sub write_cache
 	    }
 	};
 	if (!$@ && @s) {
-		my $fh = IO::File->new(">$cachefn") or carp("writing $cachefn $!");
+		my $fh = IO::File->new(">$cachefn") or dbg("Route::Node: Error writing $cachefn $!"), return;
 		print $fh "$_" for (sort @s);
 		$fh->close;
 	} else {
@@ -431,11 +431,11 @@ sub read_cache
 	my $ta = [ gettimeofday ];
 	my $count;
 	
-	my $fh = IO::File->new("$cachefn") or carp("reading $cachefn $!");
+	my $fh = IO::File->new("$cachefn") or dbg("Route::Node ERROR reading $cachefn $!"), return;
 	while (my $l = <$fh>) {
 		chomp $l;
 		my ($k, $v) = split /:/, $l, 2;
-		$list{$k} = bless $json->decode($v) or carp("json error decoding '$v'");
+		$list{$k} = bless $json->decode($v) or carp("Route::Node json error $! decoding '$v'"), next;
 		++$count;
 	}
 	$fh->close if $fh;;
diff --git a/perl/Route/User.pm b/perl/Route/User.pm
index d9d5249c..2c988f1d 100644
--- a/perl/Route/User.pm
+++ b/perl/Route/User.pm
@@ -113,7 +113,7 @@ sub write_cache
 	    }
 	};
 	if (!$@ && @s) {
-		my $fh = IO::File->new(">$cachefn") or carp("writing $cachefn $!");
+		my $fh = IO::File->new(">$cachefn") or dbg("Route::User: ERROR writing $cachefn $!"), return;
 		print $fh $_ for (sort @s);
 		$fh->close;
 	} else {
@@ -132,11 +132,11 @@ sub read_cache
 	my $ta = [ gettimeofday ];
 	my $count;
 	
-	my $fh = IO::File->new("$cachefn") or carp("reading $cachefn $!");
+	my $fh = IO::File->new("$cachefn") or dbg("Route::User: ERROR reading $cachefn $!"), return;
 	while (my $l = <$fh>) {
 		chomp $l;
 		my ($k, $v) = split /:/, $l, 2;
-		$list{$k} = bless $json->decode($v) or carp("json error decoding '$v'");
+		$list{$k} = bless $json->decode($v) or dbg("Route::User: Error json error $! decoding '$v'"), next;
 		++$count;
 	}
 	$fh->close if $fh;
-- 
2.34.1