@ -299,8 +299,7 @@ sub assemble_storage_groups
SELECT
anvil_name ,
anvil_node1_host_uuid ,
anvil_node2_host_uuid ,
anvil_dr1_host_uuid
anvil_node2_host_uuid
FROM
anvils
WHERE
@ -321,15 +320,13 @@ WHERE
}
# Get the details.
my $ anvil_name = $ results - > [ 0 ] - > [ 0 ] ;
my $ node1_host_uuid = $ results - > [ 0 ] - > [ 1 ] ;
my $ node2_host_uuid = $ results - > [ 0 ] - > [ 2 ] ;
my $ dr1_host_uuid = defined $ results - > [ 0 ] - > [ 3 ] ? $ results - > [ 0 ] - > [ 3 ] : "" ;
my $ anvil_name = $ results - > [ 0 ] - > [ 0 ] ;
my $ node1_host_uuid = $ results - > [ 0 ] - > [ 1 ] ;
my $ node2_host_uuid = $ results - > [ 0 ] - > [ 2 ] ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > {
anvil_name = > $ anvil_name ,
node1_host_uuid = > $ node1_host_uuid ,
node2_host_uuid = > $ node2_host_uuid ,
dr1_host_uuid = > $ dr1_host_uuid ,
} } ) ;
# Load known storage groups.
@ -337,20 +334,9 @@ WHERE
# Look for ungrouped VGs and see if we can group them by matching identical sizes together.
my $ hosts = [ $ node1_host_uuid , $ node2_host_uuid ] ;
if ( $ dr1_host_uuid )
{
push @ { $ hosts } , $ dr1_host_uuid ;
}
else
{
# No DR.
$ anvil - > data - > { ungrouped_vg_count } { dr1 } = 0 ;
}
foreach my $ host_uuid ( @ { $ hosts } )
{
my $ this_is = "node1" ;
if ( $ host_uuid eq $ node2_host_uuid ) { $ this_is = "node2" ; }
elsif ( $ host_uuid eq $ dr1_host_uuid ) { $ this_is = "dr1" ; }
my $ this_is = $ host_uuid eq $ node2_host_uuid ? "node2" : "node1" ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > { this_is = > $ this_is } } ) ;
$ anvil - > data - > { ungrouped_vg_count } { $ this_is } = 0 ;
@ -432,13 +418,13 @@ ORDER BY
my $ reload_storage_groups = 0 ;
foreach my $ scan_lvm_vg_size ( sort { $ a cmp $ b } keys % { $ anvil - > data - > { ungrouped_vgs } } )
{
# If there are two or three VGs, we can create a group.
# If there are two VGs, we can create a group.
my $ count = keys % { $ anvil - > data - > { ungrouped_vgs } { $ scan_lvm_vg_size } { host_uuid } } ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > {
scan_lvm_vg_size = > $ scan_lvm_vg_size . " (" . $ anvil - > Convert - > bytes_to_human_readable ( { 'bytes' = > $ scan_lvm_vg_size } ) . ")" ,
count = > $ count ,
} } ) ;
if ( ( $ count == 2 ) or ( $ count == 3 ) )
if ( $ count == 2 )
{
# Create the volume group ... group. First we need a group number
my $ storage_group_uuid = $ anvil - > Database - > insert_or_update_storage_groups ( {
@ -447,11 +433,10 @@ ORDER BY
} ) ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > { storage_group_uuid = > $ storage_group_uuid } } ) ;
# Now add the VGs as members.
foreach my $ host_uuid ( keys % { $ anvil - > data - > { ungrouped_vgs } { $ scan_lvm_vg_size } { host_uuid } } )
{
my $ this_is = "node1" ;
if ( $ host_uuid eq $ node2_host_uuid ) { $ this_is = "node2" ; }
elsif ( $ host_uuid eq $ dr1_host_uuid ) { $ this_is = "dr1" ; }
my $ this_is = $ host_uuid eq $ node2_host_uuid ? "node2" : "node1" ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > { this_is = > $ this_is } } ) ;
my $ storage_group_member_vg_uuid = $ anvil - > data - > { ungrouped_vgs } { $ scan_lvm_vg_size } { host_uuid } { $ host_uuid } { vg_internal_uuid } ;
@ -482,27 +467,21 @@ ORDER BY
}
# If there's only one VG on each node that is ungrouped, group them even though they're not the same
# size. If DR also has only 1 VG ungrouped, it'll be added, too.
# size.
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > {
"ungrouped_vg_count::node1" = > $ anvil - > data - > { ungrouped_vg_count } { node1 } ,
"ungrouped_vg_count::node2" = > $ anvil - > data - > { ungrouped_vg_count } { node2 } ,
"ungrouped_vg_count::dr1" = > $ anvil - > data - > { ungrouped_vg_count } { dr1 } ,
} } ) ;
if ( ( $ anvil - > data - > { ungrouped_vg_count } { node1 } == 1 ) && ( $ anvil - > data - > { ungrouped_vg_count } { node2 } == 1 ) )
{
# We do!
my $ storage_group_uuid = $ anvil - > Database - > create_storage_group ( {
debug = > $ debug ,
my $ storage_group_uuid = $ anvil - > Database - > insert_or_update_storage_groups ( {
debug = > 2 ,
storage_group_anvil_uuid = > $ anvil_uuid ,
} ) ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > { storage_group_uuid = > $ storage_group_uuid } } ) ;
my $ hosts = [ $ node1_host_uuid , $ node2_host_uuid ] ;
if ( $ anvil - > data - > { ungrouped_vg_count } { dr1 } == 1 )
{
push @ { $ hosts } , $ dr1_host_uuid ;
}
foreach my $ host_uuid ( @ { $ hosts } )
foreach my $ host_uuid ( $ node1_host_uuid , $ node2_host_uuid )
{
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > { host_uuid = > $ host_uuid } } ) ;
@ -539,13 +518,131 @@ ORDER BY
if ( $ reload_storage_groups )
{
$ anvil - > Database - > get_storage_group_data ( { debug = > $ debug } ) ;
my $ storage_group_uuid = $ anvil - > Database - > insert_or_update_storage_groups ( {
debug = > 2 ,
storage_group_anvil_uuid = > $ anvil_uuid ,
} ) ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > { storage_group_uuid = > $ storage_group_uuid } } ) ;
}
# Now loop through any attached DRs and add the VGs that are closest in sizes to the VGs we have in
# this Anvil! node.
$ anvil - > Database - > get_dr_links ( { debug = > 2 } ) ;
# This was going to automatically add VGs from DR hosts to an Anvil's Storage Group, but given now
# that things can be linked in random ways, this doesn't seem to make sense anymore. So the code is
# (not complete but) preserved here in case we change out mind later.
= cut
foreach my $ dr_link_host_name ( sort { $ a cmp $ b } keys % { $ anvil - > data - > { dr_links } { by_anvil_uuid } { $ anvil_uuid } { dr_link_host_name } } )
{
my $ dr_link_uuid = $ anvil - > data - > { dr_links } { by_anvil_uuid } { $ anvil_uuid } { dr_link_host_name } { $ dr_link_host_name } { dr_link_uuid } ;
my $ dr_link_host_uuid = $ anvil - > Database - > get_host_uuid_from_string ( { debug = > $ debug , string = > $ dr_link_host_name } ) ;
my $ dr_link_short_host_name = $ anvil - > data - > { hosts } { host_uuid } { $ dr_link_host_uuid } { short_host_name } ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > {
's1:dr_link_host_name' = > $ dr_link_host_name ,
's2:dr_link_host_uuid' = > $ dr_link_host_uuid ,
's3:dr_link_short_host_name' = > $ dr_link_short_host_name ,
's4:dr_link_uuid' = > $ dr_link_uuid ,
} } ) ;
# What VGs do these DR hosts have, and are they in any storage groups yet?
my $ query = "
SELECT
scan_lvm_vg_uuid ,
scan_lvm_vg_name ,
scan_lvm_vg_size ,
scan_lvm_vg_internal_uuid
FROM
scan_lvm_vgs
WHERE
scan_lvm_vg_host_uuid = ".$anvil->Database->quote($dr_link_uuid)."
AND
scan_lvm_vg_name != 'DELETED'
ORDER BY
scan_lvm_vg_size ASC
; " ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > { query = > $ query } } ) ;
my $ results = $ anvil - > Database - > query ( { query = > $ query , source = > $ THIS_FILE , line = > __LINE__ } ) ;
my $ count = @ { $ results } ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > {
results = > $ results ,
count = > $ count ,
} } ) ;
foreach my $ row ( @ { $ results } )
{
my $ scan_lvm_vg_uuid = $ row - > [ 0 ] ;
my $ scan_lvm_vg_name = $ row - > [ 1 ] ;
my $ scan_lvm_vg_size = $ row - > [ 2 ] ;
my $ scan_lvm_vg_internal_uuid = $ row - > [ 3 ] ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > {
's1:scan_lvm_vg_uuid' = > $ scan_lvm_vg_uuid ,
's2:scan_lvm_vg_name' = > $ scan_lvm_vg_name ,
's3:scan_lvm_vg_size' = > $ scan_lvm_vg_size . " (" . $ anvil - > Convert - > bytes_to_human_readable ( { 'bytes' = > $ scan_lvm_vg_size } ) . ")" ,
's4:scan_lvm_vg_internal_uuid' = > $ scan_lvm_vg_internal_uuid ,
} } ) ;
# Is this VG already in a storage group for this anvil! node?
my $ vg_found = 0 ;
foreach my $ storage_group_uuid ( keys % { $ anvil - > data - > { storage_groups } { anvil_uuid } { $ anvil_uuid } { storage_group_uuid } } )
{
my $ storage_group_name = $ anvil - > data - > { storage_groups } { anvil_uuid } { $ anvil_uuid } { storage_group_uuid } { $ storage_group_uuid } { group_name } ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > {
's1:storage_group_uuid' = > $ storage_group_uuid ,
's2:storage_group_name' = > $ storage_group_name ,
} } ) ;
foreach my $ this_host_uuid ( sort { $ a cmp $ b } keys % { $ anvil - > data - > { storage_groups } { anvil_uuid } { $ anvil_uuid } { storage_group_uuid } { $ storage_group_uuid } { short_host_name } } )
{
next if $ this_host_uuid eq $ dr_link_host_uuid ;
my $ storage_group_member_note = $ anvil - > data - > { storage_groups } { anvil_uuid } { $ anvil_uuid } { storage_group_uuid } { $ storage_group_uuid } { host_uuid } { $$ this_host_uuid } { storage_group_member_note } ;
my $ storage_group_member_vg_uuid = $ anvil - > data - > { storage_groups } { anvil_uuid } { $ anvil_uuid } { storage_group_uuid } { $ storage_group_uuid } { host_uuid } { $ this_host_uuid } { vg_internal_uuid } ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > {
's1:this_host_uuid' = > $ this_host_uuid ,
's2:storage_group_member_vg_uuid' = > $ storage_group_member_vg_uuid ,
's3:storage_group_member_note' = > $ storage_group_member_note ,
} } ) ;
next if $ storage_group_member_note eq "DELETED" ;
if ( $ storage_group_member_vg_uuid eq $ scan_lvm_vg_internal_uuid )
{
$ vg_found = 1 ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > { vg_found = > $ vg_found } } ) ;
}
}
}
if ( not $ vg_found )
{
# Find the smallest
my $ query = "
SELECT
scan_lvm_vg_uuid ,
scan_lvm_vg_name ,
scan_lvm_vg_size ,
scan_lvm_vg_internal_uuid
FROM
scan_lvm_vgs
WHERE
scan_lvm_vg_host_uuid = ".$anvil->Database->quote($dr_link_uuid)."
AND
scan_lvm_vg_name != 'DELETED'
ORDER BY
scan_lvm_vg_size ASC
; " ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > { query = > $ query } } ) ;
my $ results = $ anvil - > Database - > query ( { query = > $ query , source = > $ THIS_FILE , line = > __LINE__ } ) ;
my $ count = @ { $ results } ;
$ anvil - > Log - > variables ( { source = > $ THIS_FILE , line = > __LINE__ , level = > $ debug , list = > {
results = > $ results ,
count = > $ count ,
} } ) ;
foreach my $ row ( @ { $ results } )
{
my $ scan_lvm_vg_uuid = $ row - > [ 0 ] ;
my $ scan_lvm_vg_name = $ row - > [ 1 ] ;
my $ scan_lvm_vg_size = $ row - > [ 2 ] ;
my $ scan_lvm_vg_internal_uuid = $ row - > [ 3 ] ;
}
}
}
}
= cut
return ( 0 ) ;
}