Class: Fluent::SqlFingerprintFilter

Inherits:
Filter
  • Object
show all
Defined in:
lib/fluent/plugin/filter_sql_fingerprint.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SqlFingerprintFilter 



5
6
7
8
 
# File 'lib/fluent/plugin/filter_sql_fingerprint.rb', line 5

def initialize
  super
  require "open3"
end

Instance Method Details

#configure(conf) ⇒ Object 



14
15
16
 
# File 'lib/fluent/plugin/filter_sql_fingerprint.rb', line 14

def configure(conf)
  super
end

#filter(tag, time, record) ⇒ Object 



26
27
28
29
30
31
32
 
# File 'lib/fluent/plugin/filter_sql_fingerprint.rb', line 26

def filter(tag, time, record)
  sql = hash_get(record, @target_key)
  if !sql.nil? && !sql.empty?
    record[@added_key] = fingerprint(sql)
  end
  record
end

#fingerprint(sql) ⇒ Object 



34
35
36
37
38
39
40
41
42
43
 
# File 'lib/fluent/plugin/filter_sql_fingerprint.rb', line 34

def fingerprint(sql)
  unless sql.empty?
    o, s = Open3.capture2(@fingerprint_tool_path, :stdin_data => sql)
    if s.success?
      o.chomp!
      sql = o unless o.empty? 
    end
  end
  sql
end

#hash_get(hash, key) ⇒ Object 



45
46
47
48
49
 
# File 'lib/fluent/plugin/filter_sql_fingerprint.rb', line 45

def hash_get(hash, key)
  return hash[key.to_sym] if hash.key?(key.to_sym)
  return hash[key] if hash.key?(key)
  nil
end

#shutdown ⇒ Object 



22
23
24
 
# File 'lib/fluent/plugin/filter_sql_fingerprint.rb', line 22

def shutdown
  super
end

#start ⇒ Object 



18
19
20
 
# File 'lib/fluent/plugin/filter_sql_fingerprint.rb', line 18

def start
  super
end