include HasUuid
include KindAndEtag
include CommonApiTemplate
- serialize :info, Hash
- serialize :properties, Hash
+
+ # 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 :ensure_ping_secret
after_update :dns_server_update
# Only a controller can figure out whether or not the current API tokens
# have access to the associated Job. They're expected to set
# job_readable=true if the Job UUID can be included in the API response.
- belongs_to(:job, foreign_key: :job_uuid, primary_key: :uuid)
+ belongs_to :job,
+ foreign_key: 'job_uuid',
+ primary_key: 'uuid',
+ optional: true
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.compute_node_nameservers }, :as => :nameservers
+ t.add lambda { |x| Rails.configuration.Containers.SLURM.Managed.ComputeNodeNameservers.keys }, :as => :nameservers
end
after_initialize do
end
def domain
- super || Rails.configuration.compute_node_domain
+ super || Rails.configuration.Containers.SLURM.Managed.ComputeNodeDomain
end
def api_job_uuid
protected
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
LIMIT 1',
# query label:
'Node.available_slot_number',
- # [col_id, val] for $1 vars:
- [[nil, Rails.configuration.max_compute_nodes]],
+ # bind vars:
+ [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
# as the new node. Clear the ip_address field on the stale
# nodes. Otherwise, we (via SLURM) might inadvertently connect
# to the new node using the old node's hostname.
- stale_node.update_attributes!(ip_address: nil)
+ stale_node.update!(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
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
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}"
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
# 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..MAX_VMS-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?