Merge branch 'master' of github.com:ole-tange/tangetools

Makefile

@@ -13,5 +13,5 @@ tracefile/tracefile.1: tracefile/tracefile.pod
 	pod2man tracefile/tracefile.pod > tracefile/tracefile.1
 
 install:
-	parallel ln -sf `pwd`/{}/{} /usr/local/bin/{} ::: blink reniced em field forever neno rn stdout tracefile w4it-for-port-open upsidedown histogram
+	parallel ln -sf `pwd`/{}/{} /usr/local/bin/{} ::: blink reniced em field forever neno rn stdout tracefile w4it-for-port-open upsidedown histogram goodpasswd
 	parallel ln -sf `pwd`/{} /usr/local/share/man/man1/{/} ::: */*.1

blink/blink

@@ -14,12 +14,16 @@ B<blink> I<action> I<what>
 
 =head1 DESCRIPTION
 
-B<blink> blinks a device in an external harddisk enclosure.
+B<blink> blinks a device in a harddisk enclosure.
 
 If no I<action> is given the blinking be will toggled.
 
-If no I<device> is given all detected disks in external enclosures will
+If no I<device> is given all detected disks in enclosures will be
-be used.
+used.
+
+If no I<action> and no I<device> is given all detected harddisks will
+be off and all empty slots or slots with non-detected harddisks in
+enclosures will blink. These slots should be safe to remove.
 
 
 =head1 OPTIONS
@@ -92,13 +96,18 @@ B<blink /dev/sdf>
 
 =head1 EXAMPLE: Blink all undetected slots
 
-To blink all undetected slots we first blink all detected and then toggle all slots:
-
-B<blink; blink -s>
-
 It will be safe to remove disk from all the blinking slots as the
 slots are either empty or not detected.
 
+B<blink>
+
+
+=head1 EXAMPLE: Turn off blinking of all slots
+
+Turn off the blinking.
+
+B<blink -s -f>
+
 
 =head1 EXIT STATUS
 
@@ -160,6 +169,18 @@ if(@ARGV) {
     }
 }
 
+if(not ($::opt_on or $::opt_off or $::opt_toggle or 
+	$::opt_alldetected or $::opt_allslots or @ARGV)) {
+    # Default:
+    #   Turn on all
+    #   Turn off all-detected
+    $locate = "/sys/class/enclosure/*/*/locate";
+    on($locate);
+    $locate = "/sys/class/enclosure/*/*/device/enclosure*/locate";
+    off($locate);
+    exit;
+}
+
 if($::opt_alldetected) {
     $locate = "/sys/class/enclosure/*/*/device/enclosure*/locate";
 } elsif($::opt_allslots) {

goodpasswd/goodpasswd

@@ -0,0 +1,34 @@
+#!/usr/bin/perl
+
+# This program generates passwords that:
+#
+# * are hard to guess
+# * will be displayed unambigously in any (normal) font
+# * will survive being passed through a bad fax machine
+# * has UPPER lower number and sign
+#
+# Too close: B8 cC g9 kK lI l1 oO O0 pP sS uU vV xX zZ ,. :; `' S5
+# Causes problems in URLs: @/:
+# Causes problems in shell: ! " # $ & ( ) [ ] { } ? | < > \ *
+# SQL uses: % for wildcard
+# Hard to type: ^ ~ ¨ ¤ § ½ æ ø å Æ Ø Å
+# Never 2 same chars next to eachother. (--) is bad
+
+my $pw;
+my @chars=split //, 'abdefhijmnqrtyADEFGHJLMNQRTY23467=+-';
+do { 
+    $pw = "";
+    for (1..12) {
+	do {
+	    # avoid double chars (such as --)
+	    $this = $chars[rand $#chars+1]
+	} while($last eq $this);
+	$last = $this;
+	$pw .= $this;
+    }
+} while (not($pw =~ /[A-Z]/ and
+	     $pw =~ /[a-z]/ and
+	     $pw =~ /[0-9]/ and
+	     $pw =~ /[^a-zA-Z0-9]/));
+
+print "$pw\n";