Class: Fluent::Plugin::SQLOutput
- Inherits:
-
Output
- Object
- Output
- Fluent::Plugin::SQLOutput
- Defined in:
- lib/fluent/plugin/out_sql.rb
Defined Under Namespace
Classes: TableElement
Instance Attribute Summary collapse
-
#tables ⇒ Object
Returns the value of attribute tables.
Instance Method Summary collapse
- #configure(conf) ⇒ Object
- #formatted_to_msgpack_binary ⇒ Object
-
#initialize ⇒ SQLOutput
constructor
A new instance of SQLOutput.
- #shutdown ⇒ Object
- #start ⇒ Object
- #write(chunk) ⇒ Object
Constructor Details
#initialize ⇒ SQLOutput
Returns a new instance of SQLOutput.
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# File 'lib/fluent/plugin/out_sql.rb', line 151 def initialize super end |
Instance Attribute Details
#tables ⇒ Object
Returns the value of attribute tables.
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# File 'lib/fluent/plugin/out_sql.rb', line 41 def tables @tables end |
Instance Method Details
#configure(conf) ⇒ Object
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# File 'lib/fluent/plugin/out_sql.rb', line 155 def configure(conf) compat_parameters_convert(conf, :inject, :buffer) super if remove_tag_prefix = conf['remove_tag_prefix'] @remove_tag_prefix = Regexp.new('^' + Regexp.escape(remove_tag_prefix)) end @tables = [] @default_table = nil conf.elements.select { |e| e.name == 'table' }.each { |e| te = TableElement.new(e.arg, log, @enable_fallback) te.configure(e) if e.arg.empty? $log.warn "Detect duplicate default table definition" if @default_table @default_table = te else @tables << te end } if @pool < @buffer_config.flush_thread_count log.warn "connection pool size is smaller than buffer's flush_thread_count. Recommend to increase pool value", :pool => @pool, :flush_thread_count => @buffer_config.flush_thread_count end if @default_table.nil? raise Fluent::ConfigError, "There is no default table. <table> is required in sql output" end end |
#formatted_to_msgpack_binary ⇒ Object
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# File 'lib/fluent/plugin/out_sql.rb', line 222 def formatted_to_msgpack_binary true end |
#shutdown ⇒ Object
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# File 'lib/fluent/plugin/out_sql.rb', line 218 def shutdown super end |
#start ⇒ Object
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# File 'lib/fluent/plugin/out_sql.rb', line 188 def start super config = { adapter: @adapter, host: @host, port: @port, database: @database, username: @username, password: @password, socket: @socket, schema_search_path: @schema_search_path, pool: @pool, timeout: @timeout, } @base_model = Class.new(ActiveRecord::Base) do self.abstract_class = true end SQLOutput.const_set("BaseModel_#{rand(1 << 31)}", @base_model) ActiveRecord::Base.establish_connection(config) # ignore tables if TableElement#init failed @tables.reject! do |te| init_table(te, @base_model) end init_table(@default_table, @base_model) end |
#write(chunk) ⇒ Object
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# File 'lib/fluent/plugin/out_sql.rb', line 226 def write(chunk) ActiveRecord::Base.connection_pool.with_connection do @tables.each { |table| tag = format_tag(chunk..tag) if table.pattern.match(tag) return table.import(chunk, self) end } @default_table.import(chunk, self) end end |