Merge branch '16982-tilde-devN' refs #16982
[arvados.git] / services / api / app / models / node.rb
index ecafcdd218db171d1209bc4ebdebb549ce17329d..c8b463696bb5423b1d5a5f7f5533b95637246165 100644 (file)
@@ -11,8 +11,9 @@ class Node < ArvadosModel
 
   # Posgresql JSONB columns should NOT be declared as serialized, Rails 5
   # already know how to properly treat them.
+  attribute :properties, :jsonbHash, default: {}
+  attribute :info, :jsonbHash, default: {}
 
-  before_validation :fill_field_defaults
   before_validation :ensure_ping_secret
   after_update :dns_server_update
 
@@ -38,7 +39,7 @@ class Node < ArvadosModel
   api_accessible :superuser, :extend => :user do |t|
     t.add :first_ping_at
     t.add :info
-    t.add lambda { |x| Rails.configuration.compute_node_nameservers }, :as => :nameservers
+    t.add lambda { |x| Rails.configuration.Containers.SLURM.Managed.ComputeNodeNameservers.keys }, :as => :nameservers
   end
 
   after_initialize do
@@ -46,7 +47,7 @@ class Node < ArvadosModel
   end
 
   def domain
-    super || Rails.configuration.compute_node_domain
+    super || Rails.configuration.Containers.SLURM.Managed.ComputeNodeDomain
   end
 
   def api_job_uuid
@@ -141,13 +142,8 @@ class Node < ArvadosModel
 
   protected
 
-  def fill_field_defaults
-    self.info ||= {}
-    self.properties ||= {}
-  end
-
   def assign_hostname
-    if self.hostname.nil? and Rails.configuration.assign_node_hostname
+    if self.hostname.nil? and Rails.configuration.Containers.SLURM.Managed.AssignNodeHostname
       self.hostname = self.class.hostname_for_slot(self.slot_number)
     end
   end
@@ -163,7 +159,7 @@ class Node < ArvadosModel
                           # query label:
                           'Node.available_slot_number',
                           # [col_id, val] for $1 vars:
-                          [[nil, Rails.configuration.max_compute_nodes]],
+                          [[nil, Rails.configuration.Containers.MaxComputeVMs]],
                          ).rows.first.andand.first
   end
 
@@ -172,7 +168,7 @@ class Node < ArvadosModel
   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
@@ -182,10 +178,10 @@ class Node < ArvadosModel
         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
@@ -198,24 +194,25 @@ class Node < ArvadosModel
 
     template_vars = {
       hostname: hostname,
-      uuid_prefix: Rails.configuration.uuid_prefix,
+      uuid_prefix: Rails.configuration.ClusterID,
       ip_address: ip_address,
       ptr_domain: ptr_domain,
     }
 
-    if Rails.configuration.dns_server_conf_dir and Rails.configuration.dns_server_conf_template
+    if (!Rails.configuration.Containers.SLURM.Managed.DNSServerConfDir.to_s.empty? and
+        !Rails.configuration.Containers.SLURM.Managed.DNSServerConfTemplate.to_s.empty?)
       tmpfile = nil
       begin
         begin
-          template = IO.read(Rails.configuration.dns_server_conf_template)
+          template = IO.read(Rails.configuration.Containers.SLURM.Managed.DNSServerConfTemplate)
         rescue IOError, SystemCallError => e
-          logger.error "Reading #{Rails.configuration.dns_server_conf_template}: #{e.message}"
+          logger.error "Reading #{Rails.configuration.Containers.SLURM.Managed.DNSServerConfTemplate}: #{e.message}"
           raise
         end
 
-        hostfile = File.join Rails.configuration.dns_server_conf_dir, "#{hostname}.conf"
+        hostfile = File.join Rails.configuration.Containers.SLURM.Managed.DNSServerConfDir, "#{hostname}.conf"
         Tempfile.open(["#{hostname}-", ".conf.tmp"],
-                                 Rails.configuration.dns_server_conf_dir) do |f|
+                                 Rails.configuration.Containers.SLURM.Managed.DNSServerConfDir) do |f|
           tmpfile = f.path
           f.puts template % template_vars
         end
@@ -231,20 +228,21 @@ class Node < ArvadosModel
       end
     end
 
-    if Rails.configuration.dns_server_update_command
-      cmd = Rails.configuration.dns_server_update_command % template_vars
+    if !Rails.configuration.Containers.SLURM.Managed.DNSServerUpdateCommand.empty?
+      cmd = Rails.configuration.Containers.SLURM.Managed.DNSServerUpdateCommand % template_vars
       if not system cmd
         logger.error "dns_server_update_command #{cmd.inspect} failed: #{$?}"
         ok = false
       end
     end
 
-    if Rails.configuration.dns_server_conf_dir and Rails.configuration.dns_server_reload_command
-      restartfile = File.join(Rails.configuration.dns_server_conf_dir, 'restart.txt')
+    if (!Rails.configuration.Containers.SLURM.Managed.DNSServerConfDir.to_s.empty? and
+        !Rails.configuration.Containers.SLURM.Managed.DNSServerReloadCommand.to_s.empty?)
+      restartfile = File.join(Rails.configuration.Containers.SLURM.Managed.DNSServerConfDir, 'restart.txt')
       begin
         File.open(restartfile, 'w') do |f|
           # Typically, this is used to trigger a dns server restart
-          f.puts Rails.configuration.dns_server_reload_command
+          f.puts Rails.configuration.Containers.SLURM.Managed.DNSServerReloadCommand
         end
       rescue IOError, SystemCallError => e
         logger.error "Unable to write #{restartfile}: #{e.message}"
@@ -256,7 +254,7 @@ class Node < ArvadosModel
   end
 
   def self.hostname_for_slot(slot_number)
-    config = Rails.configuration.assign_node_hostname
+    config = Rails.configuration.Containers.SLURM.Managed.AssignNodeHostname
 
     return nil if !config
 
@@ -265,10 +263,13 @@ class Node < ArvadosModel
 
   # At startup, make sure all DNS entries exist.  Otherwise, slurmctld
   # will refuse to start.
-  if Rails.configuration.dns_server_conf_dir and Rails.configuration.dns_server_conf_template and Rails.configuration.assign_node_hostname
-    (0..Rails.configuration.max_compute_nodes-1).each do |slot_number|
+  if (!Rails.configuration.Containers.SLURM.Managed.DNSServerConfDir.to_s.empty? and
+      !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|
       hostname = hostname_for_slot(slot_number)
-      hostfile = File.join Rails.configuration.dns_server_conf_dir, "#{hostname}.conf"
+      hostfile = File.join Rails.configuration.Containers.SLURM.Managed.DNSServerConfDir, "#{hostname}.conf"
       if !File.exist? hostfile
         n = Node.where(:slot_number => slot_number).first
         if n.nil? or n.ip_address.nil?