Class: Pwrake::HostMap

Inherits:
Hash
  • Object
show all
Defined in:
lib/pwrake/option/host_map.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(arg = nil) ⇒ HostMap

Returns a new instance of HostMap.



97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
 
# File 'lib/pwrake/option/host_map.rb', line 97

def initialize(arg=nil)
  @host_map = {}
  @by_id = []
  @by_name = {}
  @is_local = false
  @ipmatch_for_name = {}
  @@hostmap = self
  case arg
  when /\.yaml$/
    read_yaml(arg)
  when String
    read_host(arg)
  when Integer
    parse_hosts(["localhost #{arg}"])
  when NilClass
    parse_hosts(["localhost 1"])
  else
    raise ArgumentError, "arg=#{arg.inspect}"
  end

  # local check
  if @by_id.size == 1
    if @by_id[0].local?
      @is_local = true
    end
  end
end

Instance Attribute Details

#by_id ⇒ Object (readonly)

Returns the value of attribute by_id.



124
125
126
 
# File 'lib/pwrake/option/host_map.rb', line 124

def by_id
  @by_id
end

#by_name ⇒ Object (readonly)

Returns the value of attribute by_name.



124
125
126
 
# File 'lib/pwrake/option/host_map.rb', line 124

def by_name
  @by_name
end

Class Method Details

.ipmatch_for_name(name) ⇒ Object 



93
94
95
 
# File 'lib/pwrake/option/host_map.rb', line 93

def self.ipmatch_for_name(name)
  @@hostmap.ipmatch_for_name(name)
end

Instance Method Details

#group_core_weight ⇒ Object 



142
143
144
145
146
147
148
 
# File 'lib/pwrake/option/host_map.rb', line 142

def group_core_weight
  a = []
  self.each do |sub,list|
    list.each{|h| (a[h.group] ||= []) << h.weight}
  end
  a
end

#group_hosts ⇒ Object 



134
135
136
137
138
139
140
 
# File 'lib/pwrake/option/host_map.rb', line 134

def group_hosts
  a = []
  self.each do |sub,list|
    list.each{|h| (a[h.group] ||= []) << h.name}
  end
  a
end

#group_weight_sum ⇒ Object 



150
151
152
153
154
155
156
 
# File 'lib/pwrake/option/host_map.rb', line 150

def group_weight_sum
  a = []
  self.each do |sub,list|
    list.each{|h| a[h.group] = (a[h.group]||0) + h.weight}
  end
  a
end

#host_count ⇒ Object 



130
131
132
 
# File 'lib/pwrake/option/host_map.rb', line 130

def host_count
  @by_id.size
end

#ipmatch_for_name(node) ⇒ Object 



158
159
160
161
162
163
164
165
166
167
168
 
# File 'lib/pwrake/option/host_map.rb', line 158

def ipmatch_for_name(node)
  unless a = @ipmatch_for_name[node]
    @ipmatch_for_name[node] = a = []
    ip = IPSocket.getaddress(node)
    @by_id.each_with_index do |h,id|
      a << id if h.ipaddr.include?(ip)
    end
    Log.debug "node:#{node} hosts:#{a.map{|id|@by_id[id].name}.inspect}"
  end
  a
end

#local? ⇒ Boolean

Returns:

  • (Boolean) 


126
127
128
 
# File 'lib/pwrake/option/host_map.rb', line 126

def local?
  @is_local
end