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Feature #1483 #1556: onedb migrator moves rank, requirements to sched_*

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This commit is contained in:
Carlos Martín 2013-02-06 17:27:59 +01:00
parent 92ccbd83fb
commit 59f4331b05
1 changed files with 66 additions and 1 deletions
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67
src/onedb/3.8.1_to_3.9.80.rb
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@ -402,6 +402,10 @@ module Migrator
########################################################################
# Feature #1556: New elem USER_TEMPLATE
#
# Feature #1483: Move scheduling attributes
# /VM/TEMPLATE/REQUIREMENTS -> USER_TEMPLATE/SCHED_REQUIREMENTS
# /VM/TEMPLATE/RANK -> USER_TEMPLATE/SCHED_RANK
########################################################################
@db.run "ALTER TABLE vm_pool RENAME TO old_vm_pool;"
@ -410,7 +414,21 @@ module Migrator
@db.fetch("SELECT * FROM old_vm_pool") do |row|
doc = Document.new(row[:body])
doc.root.add_element("USER_TEMPLATE")
user_template = doc.root.add_element("USER_TEMPLATE")
doc.root.each_element("TEMPLATE") do |e|
elem = e.delete_element("REQUIREMENTS")
if !elem.nil?
user_template.add_element("SCHED_REQUIREMENTS").text = elem.text
end
elem = e.delete_element("RANK")
if !elem.nil?
user_template.add_element("SCHED_RANK").text = elem.text
end
end
@db[:vm_pool].insert(
:oid => row[:oid],
@ -429,6 +447,53 @@ module Migrator
@db.run "DROP TABLE old_vm_pool;"
########################################################################
# Feature #1483: Move scheduling attributes
# /VMTEMPLATE/TEMPLATE/REQUIREMENTS -> /VMTEMPLATE/TEMPLATE/SCHED_REQUIREMENTS
# /VMTEMPLATE/TEMPLATE/RANK -> /VMTEMPLATE/TEMPLATE/SCHED_RANK
########################################################################
@db.run "ALTER TABLE template_pool RENAME TO old_template_pool;"
@db.run "CREATE TABLE template_pool (oid INTEGER PRIMARY KEY, name VARCHAR(128), body TEXT, uid INTEGER, gid INTEGER, owner_u INTEGER, group_u INTEGER, other_u INTEGER);"
@db.fetch("SELECT * FROM old_template_pool") do |row|
doc = Document.new(row[:body])
template = nil
doc.root.each_element("TEMPLATE") do |e|
template = e
end
doc.root.each_element("TEMPLATE") do |e|
elem = e.delete_element("REQUIREMENTS")
if !elem.nil?
template.add_element("SCHED_REQUIREMENTS").text = elem.text
end
elem = e.delete_element("RANK")
if !elem.nil?
template.add_element("SCHED_RANK").text = elem.text
end
end
@db[:template_pool].insert(
:oid => row[:oid],
:name => row[:name],
:body => doc.root.to_s,
:uid => row[:uid],
:gid => row[:gid],
:owner_u => row[:owner_u],
:group_u => row[:group_u],
:other_u => row[:other_u])
end
@db.run "DROP TABLE old_template_pool;"
########################################################################
#
# Banner for the new /var/lib/one/vms directory