Class: DRbFileServer

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(nodes, sps: nil, topic: 'file') ⇒ DRbFileServer

Returns a new instance of DRbFileServer.



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# File 'lib/drb_fileserver_plus.rb', line 16

def initialize(nodes, sps: nil, topic: 'file')
  
  @nodes = nodes
  @failcount = 0
  @sps, @topic = sps, topic
  
end

Instance Attribute Details

#nodes ⇒ Object

Returns the value of attribute nodes.



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# File 'lib/drb_fileserver_plus.rb', line 14

def nodes
  @nodes
end

Instance Method Details

#cp(path, path2) ⇒ Object 



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# File 'lib/drb_fileserver_plus.rb', line 24

def cp(path, path2)
     
  node = ''
  
  file_op do |f|
    node = 'dfs://' + @nodes.first      
    f.cp File.join(node, path), File.join(node, path2)
  end
  
  if @sps then
    @sps.notice "%s/copy: %s %s" % [@topic, File.join(node, path), 
                             File.join(node, path2)]
  end

end

#exists?(fname) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/drb_fileserver_plus.rb', line 40

def exists?(fname)
      
  file_op do |f| 
    node = 'dfs://' + @nodes.first
    f.exists? File.join(node, fname) 
  end

end

#ls(path) ⇒ Object 



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# File 'lib/drb_fileserver_plus.rb', line 49

def ls(path)
  
  file_op do |f| 
    node = 'dfs://' + @nodes.first
    f.ls File.join(node, path)
  end

end

#mkdir(path) ⇒ Object 



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# File 'lib/drb_fileserver_plus.rb', line 58

def mkdir(path)

  node = ''
  
  file_op do |f| 
    node = 'dfs://' + @nodes.first
    f.mkdir File.join(node, path)
  end
  
  if @sps then
    @sps.notice "%s/mkdir: %s" % [@topic, File.join(node, path)]    
  end

end

#mkdir_p(path) ⇒ Object 



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# File 'lib/drb_fileserver_plus.rb', line 73

def mkdir_p(path)

  node = ''    

  file_op do |f|
    node = 'dfs://' + @nodes.first
    f.mkdir_p File.join(node, path)
  end
  
  if @sps then
    @sps.notice "%s/mkdir_p: %s" % [@topic, File.join(node, path)]
  end
  
end

#mv(path, path2) ⇒ Object 



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# File 'lib/drb_fileserver_plus.rb', line 88

def mv(path, path2)

  node = ''
  
  file_op do |f|
    node = 'dfs://' + @nodes.first
    f.mv File.join(node, path), File.join(node, path2)
  end
  
  if @sps then
    @sps.notice "%s/mv: %s %s" % [@topic, File.join(node, path), 
                             File.join(node, path2)]
  end

end

#read(fname) ⇒ Object 



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# File 'lib/drb_fileserver_plus.rb', line 104

def read(fname)
  
  file_op do |f|
    node = 'dfs://' + @nodes.first
    f.read File.join(node, fname)
  end

end

#rm(fname) ⇒ Object 



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# File 'lib/drb_fileserver_plus.rb', line 113

def rm(fname)

  node = ''
  
  file_op do |f|
    node = 'dfs://' + @nodes.first
    f.rm File.join(node, fname)
  end
  
  if @sps then
    @sps.notice "%s/rm: %s" % [@topic, File.join(node, fname)]
  end

end

#write(fname, content) ⇒ Object 



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# File 'lib/drb_fileserver_plus.rb', line 128

def write(fname, content)

  node = ''
  
  file_op do |f|
    node = 'dfs://' + @nodes.first
    f.write File.join(node, fname), content
  end
  
  if @sps then
    @sps.notice("%s/write: %s" % [@topic, File.join(node, fname)])
  end
  
end

#zip(fname, a) ⇒ Object 



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# File 'lib/drb_fileserver_plus.rb', line 143

def zip(fname, a)
  
  node = ''
  
  file_op do |f|
    node = 'dfs://' + @nodes.first
    f.zip File.join(node, fname), a
  end
  
  if @sps then
    @sps.notice "%s/zip: %s" % [@topic, File.join(node, fname)]
  end
  
end