feat: Added Athena Connector

integrations/lib/multiwoven/integrations.rb

@@ -47,6 +47,7 @@
 require_relative "integrations/source/postgresql/client"
 require_relative "integrations/source/databricks/client"
 require_relative "integrations/source/salesforce_consumer_goods_cloud/client"
+require_relative "integrations/source/athena/client"
 
 # Destination
 require_relative "integrations/destination/klaviyo/client"

integrations/lib/multiwoven/integrations/source/athena/client.rb

@@ -0,0 +1,107 @@
+# frozen_string_literal: true
+
+require "pg"
+
+module Multiwoven::Integrations::Source
+  module AWSAthena
+    include Multiwoven::Integrations::Core
+    class Client < SourceConnector
+      def check_connection(connection_config)
+        connection_config = connection_config.with_indifferent_access
+        create_connection(connection_config)
+        ConnectionStatus.new(status: ConnectionStatusType["succeeded"]).to_multiwoven_message
+      rescue PG::Error => e
+        ConnectionStatus.new(status: ConnectionStatusType["failed"], message: e.message).to_multiwoven_message
+      end
+
+      def discover(connection_config)
+        connection_config = connection_config.with_indifferent_access
+        query = "SELECT table_name, column_name, data_type, is_nullable
+                 FROM information_schema.columns
+                 WHERE table_schema = '#{connection_config[:schema]}' AND table_catalog = '#{connection_config[:database]}'
+                 ORDER BY table_name, ordinal_position;"
+
+        db = create_connection(connection_config)
+        records = db.exec(query) do |result|
+          result.map do |row|
+            row
+          end
+        end
+        catalog = Catalog.new(streams: create_streams(records))
+        catalog.to_multiwoven_message
+      rescue StandardError => e
+        handle_exception(
+          "AWS:ATHENA:DISCOVER:EXCEPTION",
+          "error",
+          e
+        )
+      ensure
+        db&.close
+      end
+
+      def read(sync_config)
+        connection_config = sync_config.source.connection_specification
+        connection_config = connection_config.with_indifferent_access
+        query = sync_config.model.query
+        query = batched_query(query, sync_config.limit, sync_config.offset) unless sync_config.limit.nil? && sync_config.offset.nil?
+
+        db = create_connection(connection_config)
+
+        query(db, query)
+      rescue StandardError => e
+        handle_exception(
+          "AWS:ATHENA:READ:EXCEPTION",
+          "error",
+          e
+        )
+      ensure
+        db&.close
+      end
+
+      private
+
+      def query(connection, query)
+        connection.exec(query) do |result|
+          result.map do |row|
+            RecordMessage.new(data: row, emitted_at: Time.now.to_i).to_multiwoven_message
+          end
+        end
+      end
+
+      def create_connection(connection_config)
+        raise "Unsupported Auth type" unless connection_config[:credentials][:auth_type] == "access_key/secret_access_key"
+
+        PG.connect(
+          access_key: connection_config[:access_key],
+          secret_access_key: connection_config[:secret_access_key],
+          region: connection_config[:region],
+          workgroup: connection_config[:workgroup],
+          catalog: connection_config[:catalog],
+          dbname: connection_config[:database],
+          output_location: connection_config[:output_location]
+        )
+      end
+
+      def create_streams(records)
+        group_by_table(records).map do |r|
+          Multiwoven::Integrations::Protocol::Stream.new(name: r[:tablename], action: StreamAction["fetch"], json_schema: convert_to_json_schema(r[:columns]))
+        end
+      end
+
+      def group_by_table(records)
+        records.group_by { |entry| entry["table_name"] }.map do |table_name, columns|
+          {
+            tablename: table_name,
+            columns: columns.map do |column|
+              {
+                column_name: column["column_name"],
+                type: column["data_type"],
+                optional: column["is_nullable"] == "YES"
+              }
+            end
+          }
+        end
+      end
+    end
+  end
+end

integrations/lib/multiwoven/integrations/source/athena/config/meta.json

@@ -0,0 +1,15 @@
+{
+  "data": {
+    "name": "AWSAthena",
+    "title": "AWS Athena",
+    "connector_type": "source",
+    "category": "Data Warehouse",
+    "documentation_url": "https://docs.mutliwoven.com",
+    "github_issue_label": "source-aws-athena",
+    "icon": "icon.svg",
+    "license": "MIT",
+    "release_stage": "alpha",
+    "support_level": "community",
+    "tags": ["language:ruby", "multiwoven"]
+  }
+}

integrations/lib/multiwoven/integrations/source/athena/config/spec.json

@@ -0,0 +1,83 @@
+{
+  "documentation_url": "https://docs.multiwoven.com/integrations/sources/athena",
+  "stream_type": "dynamic",
+  "connector_query_type": "raw_sql",
+  "connection_specification": {
+    "$schema": "http://json-schema.org/draft-07/schema#",
+    "title": "AWS Athena",
+    "type": "object",
+    "required": ["region", "workgroup", "catalog", "database", "output_location", "schema"],
+    "properties": {
+      "credentials": {
+        "title": "",
+        "type": "object",
+        "required": ["auth_type", "access_key", "secret_access_key"],
+        "properties": {
+          "auth_type": {
+            "type": "string",
+            "default": "access_key/secret_access_key",
+            "order": 0,
+            "readOnly": true
+          },
+          "access_key": {
+            "description": "The AWS Access Key ID to use for authentication.",
+            "examples": ["AWSATHENAEXAMPLE"],
+            "type": "string",
+            "title": "Personal Access Key",
+            "order": 1
+          },
+          "secret_access_key": {
+            "description": "The AWS Secret Access Key to use for authentication.",
+            "examples": ["AWS/ATHENA/EXAMPLEKEY"],
+            "type": "string",
+            "title": "Secret Access Key",
+            "order": 2
+          }
+        },
+        "order": 0
+      },
+      "region": {
+        "description": "AWS region where Athena is located.",
+        "examples": ["ATHENA_REGION"],
+        "type": "string",
+        "title": "Secret Access Key",
+        "order": 1
+      },
+      "workgroup": {
+        "description": "The Athena workgroup you previously set up in AWS.",
+        "examples": ["ATHENA_WORKGROUP"],
+        "type": "string",
+        "title": "Workgroup",
+        "order": 2
+      },
+      "catalog": {
+        "description": "The Data catalog name within Athena.",
+        "examples": ["ATHENA_CATALOG"],
+        "type": "string",
+        "title": "Catalog",
+        "order": 3
+      },
+      "database": {
+        "description": "The specific Athena database to connect to.",
+        "examples": ["ATHENA_DB"],
+        "type": "string",
+        "title": "Database",
+        "order": 4
+      },
+      "output_location": {
+        "description": "S3 path for query output.",
+        "examples": ["s3://example-bucket-name/query-results/"],
+        "type": "string",
+        "title": "Query",
+        "order": 5
+      },
+      "schema": {
+        "description": "The schema within the Athena database.",
+        "examples": ["ATHENA_SCHEMA"],
+        "type": "string",
+        "title": "Schema",
+        "order": 6
+      }
+    }
+  }
+}