Changelog

Current Version: v2.29.3

This changelog covers what has changed in the WhatsApp Business API client and AWS Templates.

Contents

• Recommended Versions of Software
• WhatsApp Business API Client
• Amazon Web Services Templates
• Known Issues

Recommended Versions of Software

WhatsApp Business API Client

Blocking updates are ones in which the Coreapp will suffer downtime while upgrading using the db-upgrade service. Non-blocking updates are ones in which the Coreapp should continue to run when upgrading using the db-upgrade service. You can only use the db-upgrade service to upgrade to a version >= 2.23.* from your current version.

Aug 11, 2020 (v2.29.3)

• The Coreapp service is run as user root
• The upgrade path to v2.29.3 involves ensuring all pre-existing media volumes have modified ownership to the root user to ensure seamless operation in v2.29.3. This specifically impacts businesses that are running v2.29.1, v2.29.2, or attempted to upgrade to those versions recently. Please follow our recommendation guides to upgrade to v2.29.3:
  • Production Setup: Single Instance — Upgrading
  • Production Setup: High Availability/Multiconnect — Upgrading
• [Fixed] Memory corruption issues with sending/receiving media messages

Jul 27, 2020 (v2.29.2, v2.27.13)

• Fixes security vulnerabilities for Grafana monitoring instances

Jul 17, 2020 (v2.29.1)

• Businesses can receive inbound system notifications when consumers change their phone number
• New flags of forwarded and frequently_forwarded are added for inbound notifications from consumers. These can be used to detect whether incoming message is forwarded, frequently forwarded, or not.
• Updated the WhatsApp Business API client's security to decrease memory corruption while handling media and to run without root privileges, making the application less vulnerable to attacks
• Performance of the WhatsApp Business API client is improved
• Added API key support to the /stats and /metrics nodes.
• [Deprecated] WhatsApp Web Business Tool is deprecated
• [Deprecated] The on_call_pager parameter is deprecated
• [Future Deprecation] Structure of sending message template will be changed deprecating the hsm object
• Recommendations for database management
  • pass_through is disabled by default
  • Users who upgrade with
    • pass_through enabled — Automatic database garbage collection is enabled
    • pass_through disabled — It is recommeneded to enable automatic garbage collection to manage the database
  • New /services/message/gc endpoint to perform database garbage collection if users want to disable automatic garbage collection

Apr 17, 2020 (v2.27.12)

• Grafana version upgrade to 6.7.2
• New alerts added

Apr 8, 2020 (v2.27.11)

• Coreapp Overview dashboard improvements
• [Bug fix] Coreapp disconnects database connections more frequently than necessary

Mar 4, 2020 (v2.27.9)

• Fixes a potential database upgrade issue when upgrading to 2.27.8

Jan 29, 2020 (v2.27.8)

• Sticker support is added
  • Send/receive stickers as a message
  • Download Whatsapp stickers and generate/manage third-party stickers
• Bypass the cache when checking contacts using the force_check parameter
• For a /v1/contacts API call in async mode, the results can be posted to the callback server without having to poll the check contacts status
• [Deprecated] The fallback language policy is deprecated for sending message templates
• [Deprecated] Ability to send message templates from a different namespace is deprecated
• Message templates hydration logic moved from the consumer app client to the WhatsApp Business API client
• Ability to close idle MYSQL DB connections using WA_DB_CONNECTION_IDLE_TIMEOUT (in seconds)

Amazon Web Services Templates

Current Version: 2.3.5

What's included in the Amazon Web Services (AWS) - Cloud Formation (CFN) templates:

Release 2.3.5

Template URLs

• Enterprise: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent.yml?versionId=xyE_FkWE5FyYIiXozixCiwJ7qEBFHJD_
• DB: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent_db.yml?versionId=6S64vuEJuIUYgcKMakIUVsBnYVLe8FlZ
• Lambda: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent_lambda.yml?versionId=ORGseStC38YfQnnbUDp0aAu2hgva1mvt
• Network: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent_net.yml?versionId=jIAQAZ0h7Mr6zGPDX0Du_2TxRvov27Bv

Dependencies/Prerequisites

N/A

Changelog

• Support configurable RDS parameters: storage type, multi-AZ, IOPS, engine version
• Support Mumbai region
• Add support for M5 level EC2 instances and M5 level DB instance class
• Support configurable EBS volume size
• Update the default value of DB Idle Connection Timeout to 180000 milliseconds

Release 2.3.4

Template URLs

• Enterprise: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent.yml?versionId=tZ1laU2RSC7r3bXJpBb8GvTKSZtTjcor
• DB: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent_db.yml?versionId=AnGlHzLonTRUbARyCxqO.WNaMs0igmRD
• Lambda: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent_lambda.yml?versionId=mzhd2_Rl8H8_hzX2z0RQNRWfILb78Pn7
• Network: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent_net.yml?versionId=rSNKu7R_4LccpMDkEAstdWiRogj8e4dd

Dependencies/Prerequisites

N/A

Changelog

• Security improvements were made

Release 2.3.3

Template URLs

• Enterprise: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent.yml?versionId=jnUkOxCK0d.PKuI50esojEJuYXsQ7HiQ
• DB: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent_db.yml?versionId=W8wVUEc4qrdK4wEycvkKArmfLhxbd3dF
• Lambda: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent_lambda.yml?versionId=ltvjuVbzyk02hF8X4FnQL4WTGLQmwWPb
• Network: https://wa-biz-cfn.s3-us-west-2.amazonaws.com/wa_ent_net.yml?versionId=WmOUyj8x0nvGT3k0X7Oc1KGZ3_puX.En

Dependencies/Prerequisites

N/A

Changelog

• All CFN templates are now available in the new S3 bucket
• EC2 instance is now launched from a marketplace CentOS 7 AMI
• Removed unsupported EC2 instance type from the business API client template
• EC2 instance is now equipped with cron jobs for maintenance work (Webapp/Coreapp log rotate, ECS agent update)
• Use General Purpose SSD as the RDS instance storage in staging environment, now it’s the same as production environment
• Removed unused CloudWatch alarms

Release 2.3.1

Template URLs

• Enterprise: https://s3.amazonaws.com/wa-ent-cfn/wa_ent.yml?versionId=2xaTm9dKCdjmuxMKTZOfQI_o9iw.bBTK
• DB: https://s3.amazonaws.com/wa-ent-cfn/wa_ent_db.yml?versionId=tq8ZXaK30IIdlWhF3bevI2tCi5nIlFs6
• Lambda: https://s3.amazonaws.com/wa-ent-cfn/wa_ent_lambda.yml?versionId=IZykZHXo._QyKHPZKDffLB0ISJPfPevr
• Network: https://s3.amazonaws.com/wa-ent-cfn/wa_ent_net.yml?versionId=X51Ww5KtgjcbTwBrn_C3C0m5Sko150f3

Dependencies/Prerequisites

N/A

Changelog

• Support for new regions (Seoul, Singapore & Tokyo)

Known Issues