init.lua

#!/usr/bin/env tarantool

require('strict').on()

if package.setsearchroot ~= nil then
    package.setsearchroot()
end

-- configure cartridge
local cartridge = require('cartridge')
local roles = {
    'cartridge.roles.crud-router',
    'cartridge.roles.crud-storage',
    'cartridge.roles.metrics',
    'cartridge.roles.vshard-router',
    'cartridge.roles.vshard-storage',
    'migrator',
}

if os.getenv('CARTRIDGE_MODE') == 'single' then
    local ok, err = cartridge.cfg({
        advertise_uri = 'localhost:3301',
        roles = roles,
        cluster_cookie = os.getenv('CLUSTER_COOKIE')
    })
    assert(ok, tostring(err))

    cartridge.admin_edit_topology({
        replicasets = {
            {
                alias   = 'replicaset',
                roles   = require('cartridge.roles').get_all_roles(),
                join_servers = {
                    { uri = 'localhost:3301' }
                }
            }
        }
    })
    cartridge.admin_bootstrap_vshard()
else
    local ok, err = cartridge.cfg({
        roles = roles,
    })
    assert(ok, tostring(err))
end

local migrator = require('migrator')
local config_loader = require('migrator.config-loader').new()
migrator.set_loader(config_loader)

local metrics = require('cartridge.roles.metrics')
metrics.set_export({
    {
        path = '/metrics',
        format = 'prometheus'
    },
    {
        path = '/health',
        format = 'health'
    }
})