logread

1 files changed, 50 insertions, 0 deletions

diff --git a/contrib/logread.pl b/contrib/logread.pl
new file mode 100755
index 000000000..8602a83e1
--- /dev/null
+++ b/contrib/logread.pl
@@ -0,0 +1,50 @@
+#!/usr/bin/env perl
+
+# Usage:
+#   gnunet-service |& gnunet-logread
+#   gnunet-logread service.log
+
+use strict;
+use warnings;
+
+use Term::ANSIColor qw(:constants :pushpop);
+$Term::ANSIColor::AUTOLOCAL = 1;
+
+# Message type numbers to names
+my %msgtypes;
+my $prefix = $ENV{GNUNET_PREFIX} || '/usr';
+my $filename = "$prefix/include/gnunet/gnunet_protocols.h";
+
+if (open HEADER, $filename)
+{
+    while (<HEADER>)
+    {
+        $msgtypes{$2} = $1 if /^\s*#define\s+GNUNET_MESSAGE_TYPE_(\w+)\s+(\d+)/i;
+    }
+    close HEADER;
+}
+else
+{
+    warn "$filename: $!, try setting \$GNUNET_PREFIX";
+}
+
+while (<>)
+{
+    # Timestamp (e.g. Nov 01 19:36:11-384136)
+    s/^([A-Z][a-z]{2} .[0-9] [0-9:]{8}(?:-[0-9]{6})?)/YELLOW $1/e;
+
+    # Log levels
+    s/\b(ERROR  )\b/RED $1/ex;
+    s/\b(WARNING)\b/YELLOW $1/ex;
+    s/\b(INFO   )\b/GREEN $1/ex;
+    s/\b(DEBUG  )\b/BRIGHT_BLACK $1/ex;
+
+    # Service names
+    # TODO: might read the list from $GNUNET_PREFIX/libexec/gnunet/
+    s/\b(multicast|psyc|psycstore|social)\b/BLUE $1/ex;
+
+    # Add message type names
+    s/(message(?:\s+of)?\s+type\s+)(\d+)/$1 . BRIGHT_CYAN "$msgtypes{$2}" . CYAN " ($2)"/e;
+
+    print;
+}