Class: Etcenv::Environment

Inherits:
Object
  • Object
show all
Defined in:
lib/etcenv/environment.rb

Defined Under Namespace

Classes: DepthLimitError, EtcvaultFailure, KeyNotFound, LoopError, NotDirectory

Constant Summary collapse

INCLUDE_KEY = 
'.include'
MAX_DEPTH_DEFAULT = 
10

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(etcd, root_key, max_depth: MAX_DEPTH_DEFAULT) ⇒ Environment

Returns a new instance of Environment.



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# File 'lib/etcenv/environment.rb', line 16

def initialize(etcd, root_key, max_depth: MAX_DEPTH_DEFAULT)
  @etcd = etcd
  @root_key = root_key
  @max_depth = max_depth
  @lock = Mutex.new
  load
end

Instance Attribute Details

#cluster_index ⇒ Object (readonly)

Returns the value of attribute cluster_index.



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# File 'lib/etcenv/environment.rb', line 24

def cluster_index
  @cluster_index
end

#env ⇒ Object (readonly)

Returns the value of attribute env.



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# File 'lib/etcenv/environment.rb', line 24

def env
  @env
end

#etcd ⇒ Object (readonly)

Returns the value of attribute etcd.



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# File 'lib/etcenv/environment.rb', line 24

def etcd
  @etcd
end

#max_depth ⇒ Object

Returns the value of attribute max_depth.



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# File 'lib/etcenv/environment.rb', line 25

def max_depth
  @max_depth
end

#root_key ⇒ Object (readonly)

Returns the value of attribute root_key.



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# File 'lib/etcenv/environment.rb', line 24

def root_key
  @root_key
end

Instance Method Details

#expanded_env ⇒ Object 



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# File 'lib/etcenv/environment.rb', line 27

def expanded_env
  VariableExpander.expand(env)
end

#keys ⇒ Object 



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# File 'lib/etcenv/environment.rb', line 35

def keys
  modified_indices.keys
end

#load ⇒ Object 



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# File 'lib/etcenv/environment.rb', line 39

def load
  @lock.synchronize do
    flush
    env = {}
    includes.each do |name|
      env.merge! fetch(name)
    end
    env.delete '.include'
    @env = env
  end
  self
end

#modified_indices ⇒ Object 



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# File 'lib/etcenv/environment.rb', line 31

def modified_indices
  @modified_indices ||= {}
end