Class: Fluent::IkachanOutput

Inherits:
Output
  • Object
show all
Defined in:
lib/fluent/plugin/out_ikachan.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ IkachanOutput

Returns a new instance of IkachanOutput.



24
25
26
27
28
 
# File 'lib/fluent/plugin/out_ikachan.rb', line 24

def initialize
  super
  require 'net/http'
  require 'uri'
end

Instance Method Details

#configure(conf) ⇒ Object 



30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
 
# File 'lib/fluent/plugin/out_ikachan.rb', line 30

def configure(conf)
  super

  if @base_uri.nil?
    if @host.nil? or @port.nil?
      raise Fluent::ConfigError, 'If `base_uri is nil, both `host` and `port` must be specifed'
    end
    # if only specifed "ssl true", scheme is https
    scheme = @ssl == true ? "https" : "http"
    @base_uri = "#{scheme}://#{@host}:#{@port}/"
  end

  unless @base_uri =~ /\/$/
    raise Fluent::ConfigError, '`base_uri` must be end `/`'
  end

  # auto enable ssl option by base_uri scheme if ssl is not specifed
  if @ssl.nil?
    @ssl = @base_uri =~ /^https:/ ? true : false
  end

  if ( @base_uri =~ /^https:/ and @ssl == false ) || ( @base_uri =~ /^http:/ and @ssl == true )
    raise Fluent::ConfigError, 'conflict `base_uri` scheme and `ssl`'
  end

  @channel = '#' + @channel

  @join_uri = URI.join(@base_uri, "join")
  @notice_uri = URI.join(@base_uri, "notice")
  @privmsg_uri = URI.join(@base_uri, "privmsg")

  @out_keys = @out_keys.split(',')
  @privmsg_out_keys = @privmsg_out_keys.split(',')

  if @message.nil? and @privmsg_message.nil?
    raise Fluent::ConfigError, "Either 'message' or 'privmsg_message' must be specifed."
  end

  begin
    @message % (['1'] * @out_keys.length) if @message
  rescue ArgumentError
    raise Fluent::ConfigError, "string specifier '%s' and out_keys specification mismatch"
  end

  begin
    @privmsg_message % (['1'] * @privmsg_out_keys.length) if @privmsg_message
  rescue ArgumentError
    raise Fluent::ConfigError, "string specifier '%s' of privmsg_message and privmsg_out_keys specification mismatch"
  end

  if @time_key
    if @time_format
      f = @time_format
      tf = Fluent::TimeFormatter.new(f, true) # IRC notification is formmatted as localtime only...
      @time_format_proc = tf.method(:format)
      @time_parse_proc = Proc.new {|str| Time.strptime(str, f).to_i }
    else
      @time_format_proc = Proc.new {|time| time.to_s }
      @time_parse_proc = Proc.new {|str| str.to_i }
    end
  end
end

#emit(tag, es, chain) ⇒ Object 



107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
 
# File 'lib/fluent/plugin/out_ikachan.rb', line 107

def emit(tag, es, chain)
  posts = []

  es.each do |time,record|
    if @message
      posts << [:notice, evaluate_message(@message, @out_keys, tag, time, record)]
    end
    if @privmsg_message
      posts << [:privmsg, evaluate_message(@privmsg_message, @privmsg_out_keys, tag, time, record)]
    end
  end

  posts.each do |type, msg|
    uri = (type == :privmsg ? @privmsg_uri : @notice_uri)
    begin
      if @post_per_line
        msg.split("\n").each do |m|
          res = http_post_request(uri, {'channel' => @channel, 'message' => m})
        end
      else
        res = http_post_request(uri, {'channel' => @channel, 'message' => msg})
      end
    rescue
      log.warn "out_ikachan: failed to send notice to #{@host}:#{@port}, #{@channel}, message: #{msg}"
    end
  end

  chain.next
end

#shutdown ⇒ Object 



104
105
 
# File 'lib/fluent/plugin/out_ikachan.rb', line 104

def shutdown
end

#start ⇒ Object 



93
94
95
96
97
98
99
100
101
102
 
# File 'lib/fluent/plugin/out_ikachan.rb', line 93

def start
  res = http_post_request(@join_uri, {'channel' => @channel})
  if res.is_a?(Net::HTTPSuccess)
    # ok
  elsif res.is_a?(Net::HTTPForbidden) and res.body == "joinned channel: #{@channel}"
    # ok
  else
    raise Fluent::ConfigError, "failed to connect ikachan server #{@host}:#{@port}"
  end
end