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3.0 config
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‎doc/book/admin/start_stop_instance.rst

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@@ -124,6 +124,8 @@ With a single ``tt`` call, you can:
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* connect to a specific instance of an application
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* stop a specific instance of an application or all its instances
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.. _admin-start_stop_instance-multi-instance-layout:
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Application layout
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~~~~~~~~~~~~~~~~~~
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‎doc/code_snippets/snippets/config/instances.enabled/application/config.yaml

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app:
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file: 'myapp.lua'
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cfg:
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greeting: 'Hello'
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groups:
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group001:
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replicasets:
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replicaset001:
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instances:
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instance001:
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iproto:
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listen: "3301"

‎doc/code_snippets/snippets/config/instances.enabled/application/instances.yml

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instance001:

‎doc/code_snippets/snippets/config/instances.enabled/application/myapp.lua

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local log = require('log').new("myapp")
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local config = require('config')
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log.info("%s from app, %s!", config:get('app.cfg.greeting'), box.info.name)

‎doc/code_snippets/snippets/config/instances.enabled/global_scope/config.yaml

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iproto:
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listen: "3301"
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groups:
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group001:
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replicasets:
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replicaset001:
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instances:
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instance001: {}

‎doc/code_snippets/snippets/config/instances.enabled/global_scope/instances.yml

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instance001:

‎doc/code_snippets/snippets/config/instances.enabled/group_scope/config.yaml

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groups:
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group001:
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iproto:
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listen: "3301"
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replicasets:
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replicaset001:
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instances:
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instance001: {}

‎doc/code_snippets/snippets/config/instances.enabled/group_scope/instances.yml

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instance001:

‎doc/code_snippets/snippets/config/instances.enabled/instance_scope/config.yaml

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groups:
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group001:
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replicasets:
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replicaset001:
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instances:
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instance001:
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iproto:
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listen: "3301"

‎doc/code_snippets/snippets/config/instances.enabled/instance_scope/instances.yml

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instance001:

‎doc/code_snippets/snippets/config/instances.enabled/replicaset_scope/config.yaml

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groups:
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group001:
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replicasets:
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replicaset001:
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iproto:
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listen: "3301"
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instances:
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instance001: {}

‎doc/code_snippets/snippets/config/instances.enabled/replicaset_scope/instances.yml

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instance001:

‎doc/code_snippets/snippets/config/instances.enabled/templating/config.yaml

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groups:
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group001:
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replicasets:
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replicaset001:
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instances:
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instance001:
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snapshot:
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dir: ./var/{{ instance_name }}/snapshots
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wal:
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dir: ./var/{{ instance_name }}/wals

‎doc/code_snippets/snippets/config/instances.enabled/templating/instances.yml

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instance001:

‎doc/code_snippets/snippets/config/tt.yaml

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tt:
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modules:
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# Directory where the external modules are stored.
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directory: "modules"
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app:
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# Directory that stores various instance runtime
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# artifacts like console socket, PID file, etc.
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run_dir: "var/run"
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# Directory that stores log files.
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log_dir: var/log
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# The maximum size in MB of the log file before it gets rotated.
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log_maxsize: 100
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# The maximum number of days to retain old log files.
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log_maxage: 8
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# The maximum number of old log files to retain.
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log_maxbackups: 10
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# Restart instance on failure.
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restart_on_failure: false
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# Directory where write-ahead log (.xlog) files are stored.
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wal_dir: "var/lib"
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# Directory where memtx stores snapshot (.snap) files.
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memtx_dir: "var/lib"
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# Directory where vinyl files or subdirectories will be stored.
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vinyl_dir: "var/lib"
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# Directory that stores binary files.
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bin_dir: "bin"
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# Directory that stores Tarantool header files.
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inc_dir: "include"
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# Path to directory that stores all applications.
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# The directory can also contain symbolic links to applications.
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instances_enabled: "instances.enabled"
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# Tarantoolctl artifacts layout compatibility: if set to true tt will not create application
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# sub-directories for control socket, pid files, log files, etc.. Data files (wal, vinyl,
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# snap) and multi-instance applications are not affected by this option.
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tarantoolctl_layout: false
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# Path to file with credentials for downloading Tarantool Enterprise Edition.
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# credential_path: /path/to/file
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ee:
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credential_path: ""
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templates:
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# The path to templates search directory.
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- path: "templates"
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repo:
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# Directory where local rocks files could be found.
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rocks: ""
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# Directory that stores installation files.
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distfiles: "distfiles"

‎doc/code_snippets/snippets/replication/instances.enabled/auto_leader/config.yaml

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credentials:
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users:
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replicator:
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password: 'topsecret'
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roles: [replication]
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iproto:
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advertise:
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peer: replicator@
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replication:
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failover: election
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groups:
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group001:
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replicasets:
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replicaset001:
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leader: instance002
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instances:
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instance001:
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iproto:
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listen: 127.0.0.1:3301
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instance002:
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iproto:
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listen: 127.0.0.1:3302
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instance003:
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iproto:
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listen: 127.0.0.1:3303
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# Load sample data
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app:
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file: 'data.lua'

‎doc/code_snippets/snippets/replication/instances.enabled/auto_leader/data.lua

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function create_space()
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box.schema.space.create('bands')
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box.space.bands:format({
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{ name = 'id', type = 'unsigned' },
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{ name = 'band_name', type = 'string' },
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{ name = 'year', type = 'unsigned' }
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})
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box.space.bands:create_index('primary', { parts = { 'id' } })
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end
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function create_sync_space()
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box.schema.space.create('bands', { is_sync = true })
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box.space.bands:format({
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{ name = 'id', type = 'unsigned' },
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{ name = 'band_name', type = 'string' },
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{ name = 'year', type = 'unsigned' }
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})
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box.space.bands:create_index('primary', { parts = { 'id' } })
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end
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function load_data()
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box.space.bands:insert { 1, 'Roxette', 1986 }
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box.space.bands:insert { 2, 'Scorpions', 1965 }
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box.space.bands:insert { 3, 'Ace of Base', 1987 }
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box.space.bands:insert { 4, 'The Beatles', 1960 }
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box.space.bands:insert { 5, 'Pink Floyd', 1965 }
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box.space.bands:insert { 6, 'The Rolling Stones', 1962 }
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box.space.bands:insert { 7, 'The Doors', 1965 }
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box.space.bands:insert { 8, 'Nirvana', 1987 }
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box.space.bands:insert { 9, 'Led Zeppelin', 1968 }
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box.space.bands:insert { 10, 'Queen', 1970 }
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end

‎doc/code_snippets/snippets/replication/instances.enabled/auto_leader/instances.yml

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instance001:
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instance002:
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instance003:

‎doc/code_snippets/snippets/replication/instances.enabled/manual_leader/config.yaml

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credentials:
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users:
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replicator:
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password: 'topsecret'
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roles: [replication]
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client:
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password: 'secret'
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roles: [super]
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iproto:
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advertise:
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peer: replicator@
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replication:
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failover: manual
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groups:
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group001:
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replicasets:
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replicaset001:
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leader: instance001
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instances:
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instance001:
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iproto:
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listen: 127.0.0.1:3301
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instance002:
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iproto:
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listen: 127.0.0.1:3302
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instance003:
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iproto:
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listen: 127.0.0.1:3303
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# Load sample data
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app:
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file: 'myapp.lua'

‎doc/code_snippets/snippets/replication/instances.enabled/manual_leader/instances.yml

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instance001:
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instance002:
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instance003:

‎doc/code_snippets/snippets/replication/instances.enabled/manual_leader/myapp.lua

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function create_space()
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box.schema.space.create('bands')
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box.space.bands:format({
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{ name = 'id', type = 'unsigned' },
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{ name = 'band_name', type = 'string' },
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{ name = 'year', type = 'unsigned' }
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})
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box.space.bands:create_index('primary', { parts = { 'id' } })
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end
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function create_sync_space()
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box.schema.space.create('bands', { is_sync = true })
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box.space.bands:format({
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{ name = 'id', type = 'unsigned' },
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{ name = 'band_name', type = 'string' },
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{ name = 'year', type = 'unsigned' }
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})
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box.space.bands:create_index('primary', { parts = { 'id' } })
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end
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function load_data()
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box.space.bands:insert { 1, 'Roxette', 1986 }
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box.space.bands:insert { 2, 'Scorpions', 1965 }
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box.space.bands:insert { 3, 'Ace of Base', 1987 }
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box.space.bands:insert { 4, 'The Beatles', 1960 }
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box.space.bands:insert { 5, 'Pink Floyd', 1965 }
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box.space.bands:insert { 6, 'The Rolling Stones', 1962 }
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box.space.bands:insert { 7, 'The Doors', 1965 }
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box.space.bands:insert { 8, 'Nirvana', 1987 }
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box.space.bands:insert { 9, 'Led Zeppelin', 1968 }
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box.space.bands:insert { 10, 'Queen', 1970 }
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end

‎doc/code_snippets/snippets/replication/instances.enabled/master_master/config.yaml

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credentials:
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users:
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replicator:
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password: 'topsecret'
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roles: [replication]
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iproto:
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advertise:
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peer: replicator@
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replication:
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failover: off
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groups:
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group001:
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replicasets:
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replicaset001:
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instances:
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instance001:
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app:
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file: 'load_data.lua'
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database:
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mode: rw
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iproto:
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listen: 127.0.0.1:3301
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instance002:
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database:
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mode: rw
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iproto:
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listen: 127.0.0.1:3302

‎doc/code_snippets/snippets/replication/instances.enabled/master_master/instances.yml

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instance001:
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instance002:

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