From 5f15d40181a9a49f6c0583431be0f2ee2d913bbd Mon Sep 17 00:00:00 2001
From: Peter Palfrader <peter@palfrader.org>
Date: Mon, 22 Mar 2010 22:45:22 +0000
Subject: Update pvinfo

git-svn-id: svn+ssh://asteria.noreply.org/svn/weaselutils/trunk@449 bc3d92e2-beff-0310-a7cd-cc87d7ac0ede
---
 pvinfo | 115 ++++++++++++++++++++++++++++++++++++++++++++++++-----------------
 1 file changed, 85 insertions(+), 30 deletions(-)

(limited to 'pvinfo')

diff --git a/pvinfo b/pvinfo
index 5b13c69..b2380ac 100755
--- a/pvinfo
+++ b/pvinfo
@@ -2,7 +2,8 @@
 
 # show the distribution of LVs/LEs in the systems PVs
 #
-# Copyright 2005, 2008 Uli Martens <uli@youam.net>
+# Copyright 2005, 2008, 2009 Uli Martens <uli@youam.net>
+#           2009 Peter Palfrader <peter@palfrader.org>
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
@@ -18,6 +19,10 @@
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
 # ChangeLog:
+# 2009-05-30 Peter Palfrader <peter@palfrader.org>
+#   * teach it about striped logical volumes
+# 2009-01-05 Uli Martens <uli@youam.net>
+#   * right-justify #PE, fixes ragged output for large slices
 # 2008-01-20 Uli Martens <uli@youam.net>
 #   * fix off-by-two error for lv slice sizes
 # 2005-04-11 Uli Martens <uli@youam.net>
@@ -90,7 +95,7 @@ VG: while (<LVD>) {
 		my $pfrom;
 		my $pto;
 		my $pv;
-		while (<LVD>) {
+		LE: while (<LVD>) {
 			if ( m/^  --- Logical volume ---/ ) {
 				next VG;
 			}
@@ -99,32 +104,82 @@ VG: while (<LVD>) {
 				$to = $2;
 				next;
 			}
-			if ( m/^    Physical volume\s+(.*)$/ ) {
-				$pv = $1;
-				next;
-			}
-			if ( m/^    Physical extents\s+(\d+) to (\d+)$/ ) {
-				$pfrom = $1;
-				$pto = $2;
-				next;
-			}
-			
-			if ( m/^\s*$/ and defined $pv ) {
-				#print "GOT: $pv / $from / $to\n";
-				$all->{$vg}->{$pv}->{lvs}->{$pfrom} = {
-					from => $pfrom,
-					to => $pto,
-					lv => $lv,
-					pv => $pv,
-					pfrom => $from,
-					pto => $to,
-				};
-				undef $pv;
-				undef $from;
-				undef $to;
+			if ( m/^    Type\s+linear$/ ) {
+				while (<LVD>) {
+					if ( m/^    Physical volume\s+(.*)$/ ) {
+						$pv = $1;
+						next;
+					}
+					if ( m/^    Physical extents\s+(\d+) to (\d+)$/ ) {
+						$pfrom = $1;
+						$pto = $2;
+						next;
+					}
+					
+					if ( m/^\s*$/ and defined $pv ) {
+						#print "GOT: $pv / $from / $to\n";
+						$all->{$vg}->{$pv}->{lvs}->{$pfrom} = {
+							from => $pfrom,
+							to => $pto,
+							lv => $lv,
+							pv => $pv,
+							pfrom => $from,
+							pto => $to,
+						};
+						undef $pv;
+						undef $from;
+						undef $to;
+						next LE;
+					}
+					#print ">> $_";
+				}
+			} elsif ( m/^    Type\s+striped$/ ) {
+				my $numstripes;
+				my $curstripe;
+				while (<LVD>) {
+					if ( m/^    Stripes\s+(.*)$/ ) {
+						$numstripes = $1;
+						next;
+					}
+					while (<LVD>) {
+						if ( m/^      Physical volume\s+(.*)$/ ) {
+							$pv = $1;
+							next;
+						}
+						if ( m/^      Physical extents\s+(\d+) to (\d+)$/ ) {
+							$pfrom = $1;
+							$pto = $2;
+							next;
+						}
+						if ((m/^\s*$/ or m/    Stripe\s+(\d+):/) and defined $pv ) {
+							#print "GOT: $pv / $from / $to\n";
+							$all->{$vg}->{$pv}->{lvs}->{$pfrom} = {
+								from => $pfrom,
+								to => $pto,
+								lv => $lv." ($curstripe/$numstripes)",
+								pv => $pv,
+								pfrom => $from,
+								pto => $to,
+							};
+							undef $pv;
+							undef $pfrom;
+							undef $pto;
+						}
+						if (m/    Stripe\s+(\d+):/) {
+							$curstripe = $1;
+						}
+						if ( m/^\s*$/) {
+							undef $pv;
+							undef $from;
+							undef $to;
+							next LE;
+						}
+					}
+				}
+			} elsif ( m/^    Type\s+(.*)$/ ) {
+				warn "Do not understand type $1 for $lv"."'s extend $from - $to.\n";
+				next LE;
 			}
-				
-			#print ">> $_";
 		}
 	}
 	#print "XX $_";
@@ -141,12 +196,12 @@ for my $vg ( sort keys %{$all} ) {
 		my $pelast = -1;
 		for my $x ( sort { $a <=> $b } keys %{$all->{$vg}->{$pv}->{lvs}} ) {
 			if ( $pelast + 1 != $all->{$vg}->{$pv}->{lvs}->{$x}->{from} ) {
-				printf "    (%7i ..%7i (%5i ))\n",
+				printf "    (%7i ..%7i (%6i))\n",
 					$pelast+1,
 					$all->{$vg}->{$pv}->{lvs}->{$x}->{from} -1,
 					$all->{$vg}->{$pv}->{lvs}->{$x}->{from} - $pelast -1;
 			}
-			printf "    (%7i ..%7i (%5i )) -- %*s (%7i ..%7i )\n",
+			printf "    (%7i ..%7i (%6i)) -- %*s (%7i ..%7i )\n",
 				$all->{$vg}->{$pv}->{lvs}->{$x}->{from},
 				$all->{$vg}->{$pv}->{lvs}->{$x}->{to},
 				$all->{$vg}->{$pv}->{lvs}->{$x}->{to} - $all->{$vg}->{$pv}->{lvs}->{$x}->{from} +1,
@@ -157,7 +212,7 @@ for my $vg ( sort keys %{$all} ) {
 			$pelast = $all->{$vg}->{$pv}->{lvs}->{$x}->{to};
 		}
 		if ( $pelast != $all->{$vg}->{$pv}->{size} ) {
-			printf "    (%7i ..%7i (%5i ))\n",
+			printf "    (%7i ..%7i (%6i))\n",
 				$pelast +1,
 				$all->{$vg}->{$pv}->{size},
 				$all->{$vg}->{$pv}->{size} - $pelast;
-- 
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