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workaround for bug(?) in ioscan + display error when no dsf is found

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Patrick Van der Veken 2020-04-25 09:43:53 +02:00
parent 5b2e8a8ecb
commit 3bd0dd97ff
1 changed files with 19 additions and 3 deletions
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22
lx-lvm/pvs.pl
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@ -64,7 +64,7 @@ sub parse_pvols {
# collect DSF/cDSF & pvol info
foreach my $pvol (@pvol) {
my (@dsf_data, @cdsf_data);
my (@dsf_data, @cdsf_data, @other_dsf);
my ($dsf, $cdsf, $is_cdsf) = ("","",0);
chomp ($pvol);
@ -76,9 +76,24 @@ sub parse_pvols {
# we have the cDSF, get the DSF (should only be 1!)
@dsf_data = grep (/rcdisk\/${pvol}:/, @cvol);
($dsf) = (split (/:/, $dsf_data[0]))[1];
chomp ($dsf);
$dsf =~ s#/dev/rdisk/## if (defined ($dsf));
# save the cDSF
push (@{$cdsf{$dsf}}, $pvol);
if ($dsf eq "") {
# workaround for bug in ioscan -FkN -m cluster_dsf but it works without '-F'
@other_dsf = `/usr/sbin/ioscan -kn -m cluster_dsf /dev/cdisk/$pvol 2>/dev/null | grep "$pvol" | awk '{print \$2}' | cut -f4 -d'/'`;
$dsf = $other_dsf[0];
chomp ($dsf);
if ($dsf eq "") {
print STDERR "ERROR: unable to find dsf for $pvol\n";
next;
} else {
# save the cDSF
push (@{$cdsf{$dsf}}, $pvol);
}
} else {
# save the cDSF
push (@{$cdsf{$dsf}}, $pvol);
}
} else {
# we have the DSF, get the cDSF (could be >1)
@cdsf_data = grep (/rdisk\/${pvol}:/, @cvol);
@ -343,3 +358,4 @@ on the amount of devices present on the system.
@(#) 2017-12-12: added support for cluster disks, added --terse [Patrick Van der Veken]
@(#) 2019-02-08: fix for comparison operator + remove /dev/ prefix for VG [Patrick Van der Veken]
@(#) 2020-03-26: use ceil() to round up to more sensible numbers [Patrick Van der Veken]
@(#) 2020-04-25: workaround for bug(?) in ioscan + display error when no dsf is found [Patrick Van der Veken]