MySQLプラグインのインストール
td-agent-gemコマンドを利用して、mysql2とfluent-plugin-mysqlを導入します。
- 実行例
# td-agent-gem install mysql2 Building native extensions. This could take a while... Successfully installed mysql2-0.4.9 Parsing documentation for mysql2-0.4.9 Installing ri documentation for mysql2-0.4.9 Done installing documentation for mysql2 after 0 seconds 1 gem installed # td-agent-gem install fluent-plugin-mysql Fetching: mysql2-cs-bind-0.0.6.gem (100%) Successfully installed mysql2-cs-bind-0.0.6 Fetching: ruby_dig-0.0.2.gem (100%) Successfully installed ruby_dig-0.0.2 Fetching: strptime-0.1.9.gem (100%) Building native extensions. This could take a while... Successfully installed strptime-0.1.9 Fetching: serverengine-2.0.5.gem (100%) Successfully installed serverengine-2.0.5 Fetching: msgpack-1.1.0.gem (100%) Building native extensions. This could take a while... Successfully installed msgpack-1.1.0 Fetching: fluentd-0.14.20.gem (100%) Successfully installed fluentd-0.14.20 Fetching: fluent-plugin-mysql-0.2.1.gem (100%) Successfully installed fluent-plugin-mysql-0.2.1 Parsing documentation for mysql2-cs-bind-0.0.6 Installing ri documentation for mysql2-cs-bind-0.0.6 Parsing documentation for ruby_dig-0.0.2 Installing ri documentation for ruby_dig-0.0.2 Parsing documentation for strptime-0.1.9 Installing ri documentation for strptime-0.1.9 Parsing documentation for serverengine-2.0.5 Installing ri documentation for serverengine-2.0.5 Parsing documentation for msgpack-1.1.0 Installing ri documentation for msgpack-1.1.0 Parsing documentation for fluentd-0.14.20 Installing ri documentation for fluentd-0.14.20 Parsing documentation for fluent-plugin-mysql-0.2.1 Installing ri documentation for fluent-plugin-mysql-0.2.1 Done installing documentation for mysql2-cs-bind, ruby_dig, strptime, serverengine, msgpack, fluentd, fluent-plugin-mysql after 6 seconds 7 gems installed
プラグインの導入時に前提となっているライブラリ（libmysqlclient）などがありますので、導入時にOSに合わせてご確認ください。
http://www.rubydoc.info/gems/fluent-plugin-mysql/0.0.8#Prerequisites
実行時に以下のエラーが発生する場合は、MySQLのプラグインがインストールされていません。
config error file="conf/apppot-iot.conf" error="Unknown output plugin 'mysql'. Run 'gem search -rd fluent-plugin' to find plugins"
apppot-iot.confの編集
<match apppot.{Topic名}>
@type mysql
host ホスト名 port 3306
username DBユーザー
password パスワード
database apppot_jp_co_ncdc_apppot_mini4wd_1_0_0
table AccelGyro
include_time_key yes
utc
format jsonpath
sql INSERT INTO AccelGyro(objectId, accelX, accelY, serverCreateTime, scopeType, createTime, serverRecordStatus, groupIds, createUserId, time) VALUES (?, ?, ?, ?, '3', ?, '1', '{1}', '1', ?)
key_names message.accel-gyro.time, message.accel-gyro.accel_x, message.accel-gyro.accel_y, time, message.accel-gyro.time, message.accel-gyro.time
flush_interval 3s
num_threads 1
</match>