Class cartridge.test-helpers.cluster

Cluster:new (object)

Build cluster object.

Parameters:

• object:
  • datadir: (string) Data directory for all cluster servers.
  • server_command: (string) Command to run server.
  • cookie: (string) Cluster cookie.
  • base_http_port: (int) Value to calculate server’s http_port. (optional)
  • base_advertise_port: (int) Value to calculate server’s advertise_port. (optional)
  • use_vshard: (bool) bootstrap vshard after server is started. (optional)
  • replicasets: (tab) Replicasets configuration. List of replicaset_config
  • failover: (string) Failover mode: disabled, eventual, or stateful. (optional)
  • stateboard_entrypoint: (string) Command to run stateboard. (optional)
  • zone_distances: (tab) Vshard distances between zones. (optional)
  • swim_period: (number) SWIM protocol period in seconds. (optional)

Returns:

object

Cluster:server (alias)

Find server by alias.

Parameters:

• alias: (string)

Returns:

cartridge.test-helpers.server

Cluster:server_by_role (role_name)

Find server by role name.

Parameters:

• role_name: (string)

Returns:

cartridge.test-helpers.server

Cluster:servers_by_role (role_name)

Return list of servers with enabled role by role name

Parameters:

• role_name: (string)

Returns:

cartridge.test-helpers.server

Cluster:apply_topology ()

Execute edit_topology GraphQL request to setup replicasets, apply roles join servers to replicasets.

Cluster:start ()

Bootstraps cluster if it wasn’t bootstrapped before. Otherwise starts servers.

Cluster:stop ()

Stop all servers.

Cluster:join_server (server)

Register running server in the cluster.

Parameters:

• server: (Server) Server to be registered.

Cluster:wait_until_healthy (server)

Blocks fiber until cartridge.is_healthy() returns true on main_server.

Parameters:

• server:

Cluster:upload_config (config, opts)

Upload application config, shortcut for cluster.main_server:upload_config(config) .

Parameters:

• config:
• opts:

See also:

• cartridge.test-helpers.server.Server:upload_config

Cluster:download_config ()

Download application config, shortcut for cluster.main_server:download_config() .

See also:

• cartridge.test-helpers.server.Server:download_config

Cluster:retrying (config, fn[, …])

Keeps calling fn until it returns without error. Throws last error if config.timeout is elapsed.

Parameters:

• config: (tab) Options for luatest.helpers.retrying .
• fn: (func) Function to call
• …: Args to run fn with. (optional)

cartridge.test-helpers.cluster.replicaset_config

Replicaset config.

Fields:

• alias: (string) Prefix to generate server alias automatically. (optional)
• uuid: (string) Replicaset uuid. (optional)
• roles: ({string}) List of roles for servers in the replicaset.
• vshard_group: (optional string) Name of vshard group.
• weight: (optional number) Vshard group weight.
• all_rw: (optional boolean) Make all replicas writable.
• servers: (table or number) List of objects to build Server s with or.. code-block:: lua number of servers in replicaset.

cartridge.test-helpers.cluster.iter_servers_by_role (cluster, role_name)

Return iterator for cluster server’s with enabled role

Parameters:

• cluster:
• role_name: