Added a work-around for an LVM JSON formatting issue

* Related to https://issues.redhat.com/browse/RHEL-29680
* Updated Storage->manage_lvm_conf() to be stricter about when to add
  the filter to lvm.conf

Signed-off-by: digimer <mkelly@alteeve.ca>

Anvil/Tools/Storage.pm

@@ -3282,7 +3282,7 @@ sub manage_lvm_conf
 		os_type => $os_type, 
 		os_arch => $os_arch,
 	}});
-	if ($os_type !~ /\D8/)
+	if (($os_type ne "rhel8") && ($os_type ne "centos-stream8"))
 	{
 		# Not EL8, return
 		return(0);

scancore-agents/scan-drbd/scan-drbd

@@ -88,7 +88,7 @@ if ($anvil->DRBD->gather_data({debug => 2}))
 }
 
 # Make sure that lvm.conf's filter of DRBD devices is in place.
-$problem = $anvil->Storage->manage_lvm_conf();
+$problem = $anvil->Storage->manage_lvm_conf({debug => 2});
 $anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
 
 # TODO: Remove this eventually.

scancore-agents/scan-lvm/scan-lvm

@@ -1261,6 +1261,26 @@ sub collect_pvs_data
 		return_code => $return_code,
 	}});
 	
+	# If there's an old filter in lvm.conf, it will generate an error that breaks the JSON formatting. 
+	# See: https://issues.redhat.com/browse/RHEL-29680
+	if ($output =~ /remove the lvm.conf filter/gs)
+	{
+		$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 1, key => "scan_lvm_log_0002"});
+		my $new_output = "";
+		foreach my $line (split/\n/, $output)
+		{
+			$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { line => $line }});
+			if ($line =~ /remove the lvm.conf filter/)
+			{
+				next;
+			}
+			$new_output .= $line."\n";
+			$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { new_output => $new_output }});
+		}
+		$output = $new_output;
+		$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { output => $output }});
+	}
+	
 	my $json                = JSON->new->allow_nonref;
 	my $pvs_data            = $json->decode($output);
 	my $default_sector_size = 512;
@@ -1364,6 +1384,26 @@ sub collect_vgs_data
 		return_code => $return_code,
 	}});
 	
+	# If there's an old filter in lvm.conf, it will generate an error that breaks the JSON formatting. 
+	# See: https://issues.redhat.com/browse/RHEL-29680
+	if ($output =~ /remove the lvm.conf filter/gs)
+	{
+		$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 1, key => "scan_lvm_log_0002"});
+		my $new_output = "";
+		foreach my $line (split/\n/, $output)
+		{
+			$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { line => $line }});
+			if ($line =~ /remove the lvm.conf filter/)
+			{
+				next;
+			}
+			$new_output .= $line."\n";
+			$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { new_output => $new_output }});
+		}
+		$output = $new_output;
+		$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { output => $output }});
+	}
+	
 	my $json     = JSON->new->allow_nonref;
 	my $vgs_data = $json->decode($output);
 	foreach my $hash_ref (@{$vgs_data->{report}->[0]->{vg}})
@@ -1408,6 +1448,26 @@ sub collect_lvs_data
 		return_code => $return_code,
 	}});
 	
+	# If there's an old filter in lvm.conf, it will generate an error that breaks the JSON formatting. 
+	# See: https://issues.redhat.com/browse/RHEL-29680
+	if ($output =~ /remove the lvm.conf filter/gs)
+	{
+		$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 1, key => "scan_lvm_log_0002"});
+		my $new_output = "";
+		foreach my $line (split/\n/, $output)
+		{
+			$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { line => $line }});
+			if ($line =~ /remove the lvm.conf filter/)
+			{
+				next;
+			}
+			$new_output .= $line."\n";
+			$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { new_output => $new_output }});
+		}
+		$output = $new_output;
+		$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { output => $output }});
+	}
+	
 	my $json     = JSON->new->allow_nonref;
 	my $lvs_data = $json->decode($output);
 	foreach my $hash_ref (@{$lvs_data->{report}->[0]->{lv}})

scancore-agents/scan-lvm/scan-lvm.xml

@@ -226,6 +226,7 @@ The attribute bits are:
 
 		<!-- Log entries -->
 		<key name="scan_lvm_log_0001">Starting: [#!variable!program!#].</key>
+		<key name="scan_lvm_log_0002">[ NOTE ] - Please update lvm.conf to remove the filter: filter = [ "r|/dev/drbd*|" ]</key>
                 
                 <!-- Warning entries -->
 		<key name="scan_lvm_warning_0001">[ Warning ] - Failed to find the sector size for: [#!variable!device!#] This should be in the path: [#!variable!sector_path!#]. Assuming the sector size of: [#!variable!sector_size!#], but this could be incorrect.</key>