Ravn::CLI::

Changes module

Extended With

Ravn::CLI::Subcommand

Command line interface to the HEAK change queue

Public Class Methods

preamble()

Common preamble for all subcommands.

   # File lib/ravn/cli/changes.rb
15 def self::preamble
16     require 'ravn/tactical'
17     require 'ravn/tactical/model'
18     require 'ravn/tactical/change'
19     require 'ravn/tactical/change_runner'
20 
21     unless Ravn::Tactical::Change.table_exists?
22         exit_now!( "No Tactical database; use `ravn tactical install_db` to install one." )
23     end
24 end

Public Instance Methods

display_changes( changes )

Display the specified changes in a readable form.

    # File lib/ravn/cli/changes.rb
115 def display_changes( changes )
116     if changes.empty?
117         prompt.say( "No pending changes." )
118         return
119     end
120 
121     table = TTY::Table.new( ['ID', 'Node', 'Op', 'Time'], [] )
122 
123     changes.each do |change|
124         row = [ change.id, change.node.device_id, change.type, change.created_at ]
125         self.log.debug "Adding row: %p" % [ row ]
126         table << row
127     end
128 
129     prompt.say( headline_string "Pending changes:" )
130     prompt.say( table.render(:unicode, padding: [0, 1]) )
131 end

run_until_changes_are_done()

Run the ChangeRunner until there are no more changes.

    # File lib/ravn/cli/changes.rb
135 def run_until_changes_are_done
136     Ravn::Tactical::Discovery.start
137     Ravn::Tactical::ChangeRunner.run_until_complete
138     Ravn::Tactical::Discovery.stop
139 end