create_new_bucket.rb

#
# This is an example how to create new bucket with permission to write.
#
# You could run example via: `cd apis && bundle exec ruby ../examples/create_new_bucket.rb`
#
$LOAD_PATH.unshift File.expand_path('../lib', __dir__)
require 'influxdb-client'
$LOAD_PATH.unshift File.expand_path('../apis/lib', __dir__)
require 'influxdb-client-apis'

url = 'http://localhost:8086'
bucket = 'my-bucket'
org = 'my-org'
token = 'my-token'

InfluxDB2::Client.use(url,
                      token,
                      bucket: bucket,
                      org: org,
                      use_ssl: false,
                      precision: InfluxDB2::WritePrecision::NANOSECOND) do |client|

  api = InfluxDB2::API::Client.new(client)

  # Find my organization
  organization = api.create_organizations_api
                    .get_orgs
                    .orgs
                    .select { |it| it.name == 'my-org' }
                    .first

  #
  # Create new Bucket
  #
  retention_rule = InfluxDB2::API::RetentionRule.new(type: 'expire', every_seconds: 3600)
  bucket_name = 'new-bucket-name'
  request = InfluxDB2::API::PostBucketRequest.new(org_id: organization.id,
                                                  name: bucket_name,
                                                  retention_rules: [retention_rule])
  bucket = api.create_buckets_api
              .post_buckets(request)

  #
  # Create Permission to read/write from Bucket
  #
  resource = InfluxDB2::API::Resource.new(type: 'buckets',
                                          id: bucket.id,
                                          org_id: organization.id)
  authorization = InfluxDB2::API::Authorization.new(description: "Authorization to read/write bucket: #{bucket.name}",
                                                    org_id: organization.id,
                                                    permissions: [
                                                      InfluxDB2::API::Permission.new(action: 'read',
                                                                                     resource: resource),
                                                      InfluxDB2::API::Permission.new(action: 'write',
                                                                                     resource: resource)
                                                    ])
  result = api.create_authorizations_api
              .post_authorizations(authorization)

  print("The token: '#{result.token}' is authorized to read/write from/to bucket: '#{bucket.name}'.")
end