Module: LogStash::Environment

Extended by:
Environment
Included in:
Environment
Defined in:
lib/logstash/environment.rb

Constant Summary collapse

LOGSTASH_CORE = 
::File.expand_path(::File.join(::File.dirname(__FILE__), "..", ".."))
LOGSTASH_ENV = 
(ENV["LS_ENV"] || 'production').to_s.freeze

Instance Method Summary collapse

Instance Method Details

#development? ⇒ Boolean

Returns:

  • (Boolean) 


26
27
28
 
# File 'lib/logstash/environment.rb', line 26

def development?
  env.downcase == "development"
end

#env ⇒ Object 



18
19
20
 
# File 'lib/logstash/environment.rb', line 18

def env
  LOGSTASH_ENV
end

#find_jars(pattern) ⇒ Object

Raises:



57
58
59
60
61
62
 
# File 'lib/logstash/environment.rb', line 57

def find_jars(pattern)
  require 'java'
  jar_files = Dir.glob(pattern)
  raise(LogStash::EnvironmentError, I18n.t("logstash.environment.missing-jars", :pattern => pattern)) if jar_files.empty?
  jar_files
end

#jruby? ⇒ Boolean

Returns:

  • (Boolean) 


75
76
77
 
# File 'lib/logstash/environment.rb', line 75

def jruby?
  @jruby ||= !!(RUBY_PLATFORM == "java")
end

#load_jars!(pattern) ⇒ Object

Raises:



50
51
52
53
54
55
 
# File 'lib/logstash/environment.rb', line 50

def load_jars!(pattern)
  raise(LogStash::EnvironmentError, I18n.t("logstash.environment.jruby-required")) unless LogStash::Environment.jruby?

  jar_files = find_jars(pattern)
  require_jars! jar_files
end

#load_locale! ⇒ Object 



95
96
97
98
99
100
101
 
# File 'lib/logstash/environment.rb', line 95

def load_locale!
  require "i18n"
  I18n.enforce_available_locales = true
  I18n.load_path << LogStash::Environment.locales_path("en.yml")
  I18n.reload!
  fail "No locale? This is a bug." if I18n.available_locales.empty?
end

#load_runtime_jars!(dir_name = "vendor", package = "jar-dependencies") ⇒ Object 



42
43
44
 
# File 'lib/logstash/environment.rb', line 42

def load_runtime_jars!(dir_name="vendor", package="jar-dependencies")
  load_jars!(::File.join(runtime_jars_root(dir_name, package), "*.jar"))
end

#load_test_jars!(dir_name = "vendor", package = "jar-dependencies") ⇒ Object 



46
47
48
 
# File 'lib/logstash/environment.rb', line 46

def load_test_jars!(dir_name="vendor", package="jar-dependencies")
  load_jars!(::File.join(test_jars_root(dir_name, package), "*.jar"))
end

#locales_path(path) ⇒ Object 



91
92
93
 
# File 'lib/logstash/environment.rb', line 91

def locales_path(path)
  return ::File.join(LOGSTASH_CORE, "locales", path)
end

#pattern_path(path) ⇒ Object 



87
88
89
 
# File 'lib/logstash/environment.rb', line 87

def pattern_path(path)
  return ::File.join(LOGSTASH_HOME, "patterns", path)
end

#production? ⇒ Boolean

Returns:

  • (Boolean) 


22
23
24
 
# File 'lib/logstash/environment.rb', line 22

def production?
  env.downcase == "production"
end

#require_jars!(files) ⇒ Object 



64
65
66
67
68
69
 
# File 'lib/logstash/environment.rb', line 64

def require_jars!(files)
  files.each do |jar_file|
    loaded = require jar_file
    puts("Loaded #{jar_file}") if $DEBUG && loaded
  end
end

#ruby_bin ⇒ Object 



71
72
73
 
# File 'lib/logstash/environment.rb', line 71

def ruby_bin
  ENV["USE_RUBY"] == "1" ? "ruby" : File.join("vendor", "jruby", "bin", "jruby")
end

#runtime_jars_root(dir_name, package) ⇒ Object 



34
35
36
 
# File 'lib/logstash/environment.rb', line 34

def runtime_jars_root(dir_name, package)
  ::File.join(dir_name, package, "runtime-jars")
end

#test? ⇒ Boolean

Returns:

  • (Boolean) 


30
31
32
 
# File 'lib/logstash/environment.rb', line 30

def test?
  env.downcase == "test"
end

#test_jars_root(dir_name, package) ⇒ Object 



38
39
40
 
# File 'lib/logstash/environment.rb', line 38

def test_jars_root(dir_name, package)
  ::File.join(dir_name, package, "test-jars")
end

#vendor_path(path) ⇒ Object 



83
84
85
 
# File 'lib/logstash/environment.rb', line 83

def vendor_path(path)
  return ::File.join(LOGSTASH_HOME, "vendor", path)
end

#windows? ⇒ Boolean

Returns:

  • (Boolean) 


79
80
81
 
# File 'lib/logstash/environment.rb', line 79

def windows?
  ::Gem.win_platform?
end