Suppress Email with Mailgun API on BigQuery - New Row from Google Cloud API

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BigQuery - New Row from the Google Cloud API

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Getting Started#

This integration creates a workflow with a Google Cloud trigger and Mailgun action. When you configure and deploy the workflow, it will run on Pipedream's servers 24x7 for free.

Select this integration
Configure the BigQuery - New Row trigger
1. Connect your Google Cloud account
2. Configure Polling interval
3. Configure Event Size
4. Select a Dataset ID
5. Select a Table Name
6. Select a Unique Key
Configure the Suppress Email action
1. Connect your Mailgun account
2. Select a Domain Name
3. Configure Email Address
4. Select a Category
5. Optional- Configure Bounce Error Code
6. Optional- Configure Bounce Error Message
7. Optional- Configure Tag to unsubscribe from
8. Configure Halt on error?
Deploy the workflow
Send a test event to validate your setup
Turn on the trigger

Details#

This integration uses pre-built, source-available components from Pipedream's GitHub repo. These components are developed by Pipedream and the community, and verified and maintained by Pipedream.

To contribute an update to an existing component or create a new component, create a PR on GitHub. If you're new to Pipedream component development, you can start with quickstarts for trigger span and action development, and then review the component API reference.

Trigger#

BigQuery - New Row on Google Cloud

Description:Emit new events when a new row is added to a table

Version:0.1.6

Key:google_cloud-bigquery-new-row

View on GitHub

Google Cloud Overview#

The Google Cloud API opens a world of possibilities for enhancing cloud operations and automating tasks. It empowers you to manage, scale, and fine-tune various services within the Google Cloud Platform (GCP) programmatically. With Pipedream, you can harness this power to create intricate workflows, trigger cloud functions based on events from other apps, manage resources, and analyze data, all in a serverless environment. The ability to interconnect GCP services with numerous other apps enriches automation, making it easier to synchronize data, streamline development workflows, and deploy applications efficiently.

Trigger Code#

import crypto from "crypto";
import { isString } from "lodash-es";
import googleCloud from "../../google_cloud.app.mjs";
import common from "../common/bigquery.mjs";

export default {
  ...common,
  key: "google_cloud-bigquery-new-row",
  // eslint-disable-next-line pipedream/source-name
  name: "BigQuery - New Row",
  description: "Emit new events when a new row is added to a table",
  version: "0.1.6",
  dedupe: "unique",
  type: "source",
  props: {
    ...common.props,
    tableId: {
      propDefinition: [
        googleCloud,
        "tableId",
        ({ datasetId }) => ({
          datasetId,
        }),
      ],
    },
    uniqueKey: {
      type: "string",
      label: "Unique Key",
      description: "The name of a column in the table to use for deduplication. See [the docs](https://github.com/PipedreamHQ/pipedream/tree/master/components/google_cloud/sources/bigquery-new-row#technical-details) for more info.",
      async options(context) {
        const { page } = context;
        if (page !== 0) {
          return [];
        }

        const columnNames = await this._getColumnNames();
        return columnNames.sort();
      },
    },
  },
  hooks: {
    ...common.hooks,
    async deploy() {
      await this._validateColumn(this.uniqueKey);
      const lastResultId = await this._getIdOfLastRow(this.getInitialEventCount());
      this._setLastResultId(lastResultId);
    },
    async activate() {
      if (this._getLastResultId()) {
        // ID of the last result has already been initialised during deploy(),
        // so we skip the rest of the activation.
        return;
      }

      await this._validateColumn(this.uniqueKey);
      const lastResultId = await this._getIdOfLastRow();
      this._setLastResultId(lastResultId);
    },
    deactivate() {
      this._setLastResultId(null);
    },
  },
  methods: {
    ...common.methods,
    _getLastResultId() {
      return this.db.get("lastResultId");
    },
    _setLastResultId(lastResultId) {
      this.db.set("lastResultId", lastResultId);
      console.log(`
        Next scan of table '${this.tableId}' will start at ${this.uniqueKey}=${lastResultId}
      `);
    },
    /**
     * Utility method to make sure that a certain column exists in the target
     * table. Useful for SQL query sanitizing.
     *
     * @param {string} columnNameToValidate The name of the column to validate
     * for existence
     */
    async _validateColumn(columnNameToValidate) {
      if (!isString(columnNameToValidate)) {
        throw new Error("columnNameToValidate must be a string");
      }

      const columnNames = await this._getColumnNames();
      if (!columnNames.includes(columnNameToValidate)) {
        throw new Error(`Nonexistent column: ${columnNameToValidate}`);
      }
    },
    async _getColumnNames() {
      const table = this.googleCloud
        .getBigQueryClient()
        .dataset(this.datasetId)
        .table(this.tableId);
      const [
        metadata,
      ] = await table.getMetadata();
      const { fields } = metadata.schema;
      return fields.map(({ name }) => name);
    },
    async _getIdOfLastRow(offset = 0) {
      const limit = offset + 1;
      const query = `
        SELECT *
        FROM \`${this.tableId}\`
        ORDER BY \`${this.uniqueKey}\` DESC
        LIMIT @limit
      `;
      const queryOpts = {
        query,
        params: {
          limit,
        },
      };
      const rows = await this.getRowsForQuery(queryOpts, this.datasetId);
      if (rows.length === 0) {
        console.log(`
          No records found in the target table, will start scanning from the beginning
        `);
        return;
      }

      const startingRow = rows.pop();
      return startingRow[this.uniqueKey];
    },
    getQueryOpts() {
      const lastResultId = this._getLastResultId();
      const query = `
        SELECT *
        FROM \`${this.tableId}\`
        WHERE \`${this.uniqueKey}\` >= @lastResultId
        ORDER BY \`${this.uniqueKey}\` ASC
      `;
      const params = {
        lastResultId,
      };
      return {
        query,
        params,
      };
    },
    generateMeta(row, ts) {
      const id = row[this.uniqueKey];
      const summary = `New row: ${id}`;
      return {
        id,
        summary,
        ts,
      };
    },
    generateMetaForCollection(rows, ts) {
      const hash = crypto.createHash("sha1");
      rows
        .map((i) => i[this.uniqueKey])
        .map((i) => i.toString())
        .forEach((i) => hash.update(i));
      const id = hash.digest("base64");

      const rowCount = rows.length;
      const entity = rowCount === 1
        ? "row"
        : "rows";
      const summary = `${rowCount} new ${entity}`;

      return {
        id,
        summary,
        ts,
      };
    },
  },
};

Trigger Configuration#

This component may be configured based on the props defined in the component code. Pipedream automatically prompts for input values in the UI and CLI.

Label	Prop	Type	Description
Google Cloud	`googleCloud`	`app`	This component uses the Google Cloud app.
N/A	`db`	`$.service.db`	This component uses `$.service.db` to maintain state between executions.
Polling interval	`timer`	`$.interface.timer`	How often to run your query
Event Size	`eventSize`	`integer`	The number of rows to include in a single event (by default, emits 1 event per row)
Dataset ID	`datasetId`	`string`	Select a value from the drop down menu.
Table Name	`tableId`	`string`	Select a value from the drop down menu.
Unique Key	`uniqueKey`	`string`	Select a value from the drop down menu.

Trigger Authentication#

Google Cloud uses API keys for authentication. When you connect your Google Cloud account, Pipedream securely stores the keys so you can easily authenticate to Google Cloud APIs in both code and no-code steps.

Create a service account in GCP and set the permissions you need for Pipedream workflows.
Generate a service account key
Download the key details in JSON format
Open the JSON in a text editor, and copy and paste its contents here.

About Google Cloud#

The Google Cloud Platform, including BigQuery

Action#

Suppress Email on Mailgun

Description:Add email to the Mailgun suppression list. [See the docs here](https://documentation.mailgun.com/en/latest/api-suppressions.html#suppressions)

Version:0.0.3

Key:mailgun-suppress-email

View on GitHub

Mailgun Overview#

The Mailgun API on Pipedream is a potent tool for automating email operations without the overhead of managing a full-fledged email server. It offers capabilities to send, receive, track, and store emails with ease. With Pipedream's serverless platform, you can trigger workflows using Mailgun events, such as inbound emails or delivery status changes, and connect them to hundreds of other services to streamline communication, marketing, and notification systems within your ecosystem.

Action Code#

import mailgun from "../../mailgun.app.mjs";
import common from "../common.mjs";

export default {
  ...common,
  key: "mailgun-suppress-email",
  name: "Suppress Email",
  description: "Add email to the Mailgun suppression list. [See the docs here](https://documentation.mailgun.com/en/latest/api-suppressions.html#suppressions)",
  version: "0.0.3",
  type: "action",
  props: {
    mailgun,
    domain: {
      propDefinition: [
        mailgun,
        "domain",
      ],
    },
    email: {
      propDefinition: [
        mailgun,
        "emailString",
      ],
    },
    category: {
      type: "string",
      label: "Category",
      description: "Which suppression list to add the email to",
      options: [
        "bounces",
        "unsubscribes",
        "complaints",
      ],
    },
    bounceErrorCode: {
      type: "string",
      label: "Bounce Error Code",
      description: "Email bounce error code",
      default: "550",
      optional: true,
    },
    /* eslint-disable pipedream/default-value-required-for-optional-props */
    bounceErrorMessage: {
      type: "string",
      label: "Bounce Error Message",
      description: "Email bounce error message",
      optional: true,
    },
    /* eslint-enable pipedream/default-value-required-for-optional-props */
    unsubscribeFrom: {
      type: "string",
      label: "Tag to unsubscribe from",
      description: "Use * to unsubscribe an address from all domain’s correspondence",
      default: "*",
      optional: true,
    },
    ...common.props,
  },
  async run({ $ }) {
    const urlSearchParams = new URLSearchParams();
    urlSearchParams.append("address", this.email);
    switch (this.category) {
    case "bounces":
      urlSearchParams.append("code", this.bounceErrorCode);
      urlSearchParams.append("error", this.bounceErrorMessage);
      break;
    case "unsubscribes":
      urlSearchParams.append("tag", this.unsubscribeFrom);
      break;
    }
    const params = urlSearchParams.toString();
    const url = `v3/${this.domain}/${this.category}?${params}`;
    const resp = await this.withErrorHandler(this.mailgun.mailgunPostRequest, url);
    $.export("$summary", "Successfully suppressed email");
    return resp;
  },
};

Action Configuration#

This component may be configured based on the props defined in the component code. Pipedream automatically prompts for input values in the UI.

Label	Prop	Type	Description
Mailgun	`mailgun`	`app`	This component uses the Mailgun app.
Domain Name	`domain`	`string`	Select a value from the drop down menu.
Email Address	`email`	`string`
Category	`category`	`string`	Select a value from the drop down menu:`bouncesunsubscribescomplaints`
Bounce Error Code	`bounceErrorCode`	`string`	Email bounce error code
Bounce Error Message	`bounceErrorMessage`	`string`	Email bounce error message
Tag to unsubscribe from	`unsubscribeFrom`	`string`	Use * to unsubscribe an address from all domain’s correspondence
Halt on error?	`haltOnError`	`boolean`

Action Authentication#

Mailgun uses API keys for authentication. When you connect your Mailgun account, Pipedream securely stores the keys so you can easily authenticate to Mailgun APIs in both code and no-code steps.

About Mailgun#

Mailgun is an email automation service built for developers. Powerful transactional email APIs enable you to send, receive, and track emails.

More Ways to Connect Mailgun + Google Cloud#

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Suppress Email with Mailgun API on BigQuery - New Row from Google Cloud API

Pipedream makes it easy to connect APIs for Mailgun, Google Cloud and 2,000+ other apps remarkably fast.

Trusted by 800,000+ developers from startups to Fortune 500 companies

Developers ♥ Pipedream

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