attr_accessor :job_readable
UNUSED_NODE_IP = '127.40.4.0'
+ MAX_VMS = 3
api_accessible :user, :extend => :common do |t|
t.add :hostname
api_accessible :superuser, :extend => :user do |t|
t.add :first_ping_at
t.add :info
- t.add lambda { |x| Rails.configuration.Containers.SLURM.Managed.ComputeNodeNameservers }, :as => :nameservers
+ t.add lambda { |x| Rails.configuration.Containers.SLURM.Managed.ComputeNodeNameservers.keys }, :as => :nameservers
end
after_initialize do
# query label:
'Node.available_slot_number',
# [col_id, val] for $1 vars:
- [[nil, Rails.configuration.Containers.MaxComputeVMs]],
+ [[nil, MAX_VMS]],
).rows.first.andand.first
end
end
def dns_server_update
- if ip_address_changed? && ip_address
+ if saved_change_to_ip_address? && ip_address
Node.where('id != ? and ip_address = ?',
id, ip_address).each do |stale_node|
# One or more(!) stale node records have the same IP address
stale_node.update_attributes!(ip_address: nil)
end
end
- if hostname_was && hostname_changed?
- self.class.dns_server_update(hostname_was, UNUSED_NODE_IP)
+ if hostname_before_last_save && saved_change_to_hostname?
+ self.class.dns_server_update(hostname_before_last_save, UNUSED_NODE_IP)
end
- if hostname && (hostname_changed? || ip_address_changed?)
+ if hostname && (saved_change_to_hostname? || saved_change_to_ip_address?)
self.class.dns_server_update(hostname, ip_address || UNUSED_NODE_IP)
end
end
!Rails.configuration.Containers.SLURM.Managed.DNSServerConfTemplate.to_s.empty? and
!Rails.configuration.Containers.SLURM.Managed.AssignNodeHostname.empty?)
- (0..Rails.configuration.Containers.MaxComputeVMs-1).each do |slot_number|
+ (0..MAX_VMS-1).each do |slot_number|
hostname = hostname_for_slot(slot_number)
hostfile = File.join Rails.configuration.Containers.SLURM.Managed.DNSServerConfDir, "#{hostname}.conf"
if !File.exist? hostfile