- support custom parameters passed to tgtadm, like: --params "element_type=1,start_address=1,quantity=1,media_home=/root/tapes" - make sure "mode_page" parameters are configured before everything else - some minor cleanups Signed-off-by: Tomasz Chmielewski <mangoo at wpkg.org> diff --git a/scripts/tgt-admin b/scripts/tgt-admin index 0180e46..fa0db57 100755 --- a/scripts/tgt-admin +++ b/scripts/tgt-admin @@ -2,9 +2,6 @@ # # This tools parses /etc/tgt/targets.conf file and configures tgt # -# You can find more info on http://wpkg.org/TGT-admin and download the -# source code by pointing wget to http://wpkg.org/tgt-admin -# # Author: Tomasz Chmielewski # License: GPLv2 # @@ -346,6 +343,10 @@ sub add_params { $param eq "path" || $param eq "mode_page") { return("tgtadm --lld $driver --op update --mode logicalunit --tid $next_tid --lun=$lun --params $param=\"$param_value\""); } + if ($param eq "params") { + return("tgtadm --lld $driver --op update --mode logicalunit --tid $next_tid --lun=$lun --params \"$param_value\""); + + } } # Find next available LUN @@ -378,7 +379,6 @@ sub find_next_lun { sub add_backing_direct { my $backing_store = $_[0]; my $target_options_ref = $_[1]; - my $lun; my $data_key_ref = $_[2]; my $direct_store = $_[3]; my $driver = $$target_options_ref{"driver"}; @@ -408,15 +408,24 @@ sub add_backing_direct { if (ref $value eq "HASH") { my %params_added; my @mode_page; + my @params; foreach my $store (keys %$value) { + # lun + if (length $$target_options_ref{"lun"}) { + check_if_hash_array($$target_options_ref{"lun"}, "lun"); + $lun = $$target_options_ref{"lun"}; + } + if (ref $$value{$store} eq "HASH" && $store eq $backing_store) { foreach my $store_option (keys %{$$value{$store}}) { my $result = $$value{$store}{$store_option}; check_value($result); - if ($store_option ne "mode_page") { check_if_hash_array($result,$store_option) } + if ($store_option ne "mode_page" && $store_option ne "params") + { check_if_hash_array($result,$store_option) } # write-cache can be set globally per target and overridden per lun, # so we treat it differently - if ($store_option ne "mode_page" && $store_option ne "write-cache") { + if ($store_option ne "mode_page" && $store_option ne "write-cache" + && $store_option ne "params") { my $exec_command = add_params($store_option, $result, $lun, $driver); push(@exec_commands, $exec_command); $params_added{$store_option} = 1; @@ -435,9 +444,22 @@ sub add_backing_direct { $params_added{$store_option} = 1; } if ($store_option eq "mode_page") { + unless (ref($result) eq 'ARRAY') { + $result = [ $result ]; + } @mode_page = @$result; foreach my $mode_page (@mode_page) { - my $exec_command = add_params("mode_page", $mode_page, $lun, $driver); + my $exec_command = add_params($store_option, $mode_page, $lun, $driver); + push(@exec_commands, $exec_command); + } + } + if ($store_option eq "params") { + unless (ref($result) eq 'ARRAY') { + $result = [ $result ]; + } + @params = @$result; + foreach my $param (@params) { + my $exec_command = add_params($store_option, $param, $lun, $driver); push(@exec_commands, $exec_command); } } @@ -514,6 +536,16 @@ sub add_backing_direct { push(@exec_commands, $exec_command); } } + # params + unless (ref($$target_options_ref{params}) eq 'ARRAY') { + $$target_options_ref{params} = [ $$target_options_ref{params} ]; + } + foreach my $param (@{$$target_options_ref{"params"}}) { + if (length $param) { + my $exec_command = add_params("params", $param, $lun, $driver); + push(@exec_commands, $exec_command); + } + } # device-type if ($params_added{"device-type"} ne 1) { check_if_hash_array($$target_options_ref{"device-type"}, "device-type"); @@ -524,11 +556,6 @@ sub add_backing_direct { check_if_hash_array($$target_options_ref{"bs-type"}, "bs-type"); $bs_type = $$target_options_ref{"bs-type"}; } - # lun - if (length $$target_options_ref{"lun"}) { - check_if_hash_array($$target_options_ref{"lun"}, "lun"); - $lun = $$target_options_ref{"lun"}; - } } else { print "If you got here, this means your config file is not supported.\n"; print "Please report it to stgt mailing list and attach your config files.\n"; @@ -538,8 +565,20 @@ sub add_backing_direct { if (length $device_type) { $device_type = "--device-type $device_type" }; if (length $bs_type) { $bs_type = "--bstype $bs_type" }; execute("tgtadm --lld $driver --op new --mode logicalunit --tid $next_tid --lun $lun -b $backing_store $device_type $bs_type"); + + # Commands should be executed in order + my @execute_last; foreach my $exec_command (@exec_commands) { - if (length $exec_command) { execute($exec_command) } + if (length $exec_command) { + if ($exec_command =~ m/params mode_page/) { + execute($exec_command); + } else { + push(@execute_last, $exec_command); + } + } + } + foreach my $exec_command (@execute_last) { + execute($exec_command); } $lun += 1; return $lun; -- Tomasz Chmielewski -- To unsubscribe from this list: send the line "unsubscribe stgt" in the body of a message to majordomo at vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html |