Class: Kontena::Cli::Stacks::YAML::Opto::Resolvers::ServiceInstances

Inherits:
Opto::Resolver
  • Object
show all
Defined in:
lib/kontena/cli/stacks/yaml/opto/service_instances_resolver.rb

Instance Method Summary collapse

Instance Method Details

#resolve ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
15
16
 
# File 'lib/kontena/cli/stacks/yaml/opto/service_instances_resolver.rb', line 4

def resolve
  return nil unless current_master && current_grid
  read_command = Kontena::Cli::Stacks::ShowCommand.new([self.stack])
  stack = read_command.fetch_stack(self.stack)
  service = stack['services'].find { |s| s['name'] == hint }
  if service
    service['instances']
  else
    nil
  end
rescue Kontena::Errors::StandardError
  nil
end

#stack ⇒ Object 



18
19
20
 
# File 'lib/kontena/cli/stacks/yaml/opto/service_instances_resolver.rb', line 18

def stack
  ENV['STACK']
end