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CHANGELOG.md

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Changelog

All notable changes to this project will be documented in this file.

v1.26.0 - Unreleased

Improvements

  • Update Telegram integration to treat "group chat was deleted" as permanent error
  • Update email bounce handler to mark email channels as disabled (#446)
  • Update Signal integration to use JSON RPC over UNIX socket
  • Update the "Add TOTP" form to display plaintext TOTP secret (#602)
  • Improve PagerDuty notifications

Bug Fixes

  • Fix unwanted special character escaping in notification messages (#606)
  • Fix JS error after copying a code snippet
  • Make email non-editable in the "Invite Member" dialog when team limit reached
  • Fix Telegram bot to handle TransportError exceptions

v1.25.0 - 2022-01-07

Improvements

  • Implement Pushover emergency alert cancellation when check goes up
  • Add "The following checks are also down" section in Telegram notifications
  • Add "The following checks are also down" section in Signal notifications
  • Upgrade to django-compressor 3.0
  • Add support for Telegram channels (#592)
  • Implement Telegram group to supergroup migration (#132)
  • Update the Slack integration to not retry when Slack returns 404
  • Refactor transport classes to raise exceptions on delivery problems
  • Add Channel.disabled field, for disabling integrations on permanent errors
  • Upgrade to Django 4
  • Bump the min. Python version from 3.6 to 3.8 (as required by Django 4)

Bug Fixes

  • Fix report templates to not show the "started" status (show UP or DOWN instead)
  • Update Dockerfile to avoid running "pip wheel" more than once (#594)

v1.24.1 - 2021-11-10

Bug Fixes

  • Fix Dockerfile for arm/v7 - install all dependencies from piwheels

v1.24.0 - 2021-11-10

Improvements

  • Switch from croniter to cronsim
  • Change outgoing webhook timeout to 10s, but cap the total time to 20s
  • Implement automatic api_ping and api_notification pruning (#556)
  • Update Dockerfile to install apprise (#581)
  • Improve period and grace controls, allow up to 365 day periods (#281)
  • Add SIGTERM handling in sendalerts and sendreports
  • Remove the "welcome" landing page, direct users to the sign in form instead

Bug Fixes

  • Fix hc.api.views.ping to handle non-utf8 data in request body (#574)
  • Fix a crash when hc.api.views.pause receives a single integer in request body

v1.23.1 - 2021-10-13

Bug Fixes

  • Fix missing uwsgi dependencies in arm/v7 Docker image

v1.23.0 - 2021-10-13

Improvements

  • Add /api/v1/badges/ endpoint (#552)
  • Add ability to edit existing email, Signal, SMS, WhatsApp integrations
  • Add new ping URL format: /{ping_key}/{slug} (#491)
  • Reduce Docker image size by using slim base image and multi-stage Dockerfile
  • Upgrade to Bootstrap 3.4.1
  • Upgrade to jQuery 3.6.0

Bug Fixes

  • Add handling for non-latin-1 characters in webhook headers
  • Fix dark mode bug in selectpicker widgets
  • Fix a crash during login when user's profile does not exist (#77)
  • Drop API support for GET, DELETE requests with a request body
  • Add missing @csrf_exempt annotations in API views
  • Fix the ping handler to reject status codes > 255
  • Add 'schemaVersion' field in the shields.io endpoint (#566)

v1.22.0 - 2021-08-06

Improvements

  • Use multicolor channel icons for better appearance in the dark mode
  • Add SITE_LOGO_URL setting (#323)
  • Add admin action to log in as any user
  • Add a "Manager" role (#484)
  • Add support for 2FA using TOTP (#354)
  • Add Whitenoise (#548)

Bug Fixes

  • Fix dark mode styling issues in Cron Syntax Cheatsheet
  • Fix a 403 when transferring a project to a read-only team member
  • Security: fix allow_redirect function to reject absolute URLs

v1.21.0 - 2021-07-02

Improvements

  • Increase "Success / Failure Keywords" field lengths to 200
  • Django 3.2.4
  • Improve the handling of unknown email addresses in the Sign In form
  • Add support for "... is UP" SMS notifications
  • Add an option for weekly reports (in addition to monthly)
  • Implement PagerDuty Simple Install Flow, remove PD Connect
  • Implement dark mode

Bug Fixes

  • Fix off-by-one-month error in monthly reports, downtime columns (#539)

v1.20.0 - 2021-04-22

Improvements

  • Django 3.2
  • Rename VictorOps -> Splunk On-Call
  • Implement email body decoding in the "Ping Details" dialog
  • Add a "Subject" field in the "Ping Details" dialog
  • Improve HTML email display in the "Ping Details" dialog
  • Add a link to check's details page in Slack notifications
  • Replace details_url with cloaked_url in email and chat notifications
  • In the "My Projects" page, show projects with failing checks first

Bug Fixes

  • Fix downtime summary to handle months when the check didn't exist yet (#472)
  • Relax cron expression validation: accept all expressions that croniter accepts
  • Fix sendalerts to clear Profile.next_nag_date if all checks up
  • Fix the pause action to clear Profile.next_nag_date if all checks up
  • Fix the "Email Reports" screen to clear Profile.next_nag_date if all checks up
  • Fix the month boundary calculation in monthly reports (#497)

v1.19.0 - 2021-02-03

Improvements

  • Add tighter parameter checks in hc.front.views.serve_doc
  • Update OpsGenie instructions (#450)
  • Update the email notification template to include more check and last ping details
  • Improve the crontab snippet in the "Check Details" page (#465)
  • Add Signal integration (#428)
  • Change Zulip onboarding, ask for the zuliprc file (#202)
  • Add a section in Docs about running self-hosted instances
  • Add experimental Dockerfile and docker-compose.yml
  • Add rate limiting for Pushover notifications (6 notifications / user / minute)
  • Add support for disabling specific integration types (#471)

Bug Fixes

  • Fix unwanted HTML escaping in SMS and WhatsApp notifications
  • Fix a crash when adding an integration for an empty Trello account
  • Change icon CSS class prefix to 'ic-' to work around Fanboy's filter list

v1.18.0 - 2020-12-09

Improvements

  • Add a tooltip to the 'confirmation link' label (#436)
  • Update API to allow specifying channels by names (#440)
  • When saving a phone number, remove any invisible unicode characers
  • Update the read-only dashboard's CSS for better mobile support (#442)
  • Reduce the number of SQL queries used in the "Get Checks" API call
  • Add support for script's exit status in ping URLs (#429)
  • Improve phone number sanitization: remove spaces and hyphens
  • Change the "Test Integration" behavior for webhooks: don't retry failed requests
  • Add retries to the the email sending logic
  • Require confirmation codes (sent to email) before sensitive actions
  • Implement WebAuthn two-factor authentication
  • Implement badge mode (up/down vs up/late/down) selector (#282)
  • Add Ping.exitstatus field, store client's reported exit status values (#455)
  • Implement header-based authentication (#457)
  • Add a "Lost password?" link with instructions in the Sign In page

Bug Fixes

  • Fix db field overflow when copying a check with a long name

v1.17.0 - 2020-10-14

Improvements

  • Django 3.1
  • Handle status callbacks from Twilio, show delivery failures in Integrations
  • Removing unused /api/v1/notifications/{uuid}/bounce endpoint
  • Less verbose output in the senddeletionnotices command
  • Host a read-only dashboard (from github.com/healthchecks/dashboard/)
  • LINE Notify integration (#412)
  • Read-only team members
  • API support for setting the allowed HTTP methods for making ping requests

Bug Fixes

  • Handle excessively long email addresses in the signup form
  • Handle excessively long email addresses in the team member invite form
  • Don't allow duplicate team memberships
  • When copying a check, copy all fields from the "Filtering Rules" dialog (#417)
  • Fix missing Resume button (#421)
  • When decoding inbound emails, decode encoded headers (#420)
  • Escape markdown in MS Teams notifications (#426)
  • Set the "title" and "summary" fields in MS Teams notifications (#435)

v1.16.0 - 2020-08-04

Improvements

  • Paused ping handling can be controlled via API (#376)
  • Add "Get a list of checks's logged pings" API call (#371)
  • The /api/v1/checks/ endpoint now accepts either UUID or unique_key (#370)
  • Added /api/v1/checks/uuid/flips/ endpoint (#349)
  • In the cron expression dialog, show a human-friendly version of the expression
  • Indicate a started check with a progress spinner under status icon (#338)
  • Added "Docs > Reliability Tips" page
  • Spike.sh integration (#402)
  • Updated Discord integration to use discord.com instead of discordapp.com
  • Add "Failure Keyword" filtering for inbound emails (#396)
  • Add support for multiple, comma-separated keywords (#396)
  • New integration: phone calls (#403)

Bug Fixes

  • Removing Pager Team integration, project appears to be discontinued
  • Sending a test notification updates Channel.last_error (#391)
  • Handle HTTP 429 responses from Matrix server when joining a Matrix room

v1.15.0 - 2020-06-04

Improvements

  • Rate limiting for Telegram notifications (10 notifications per chat per minute)
  • Use Slack V2 OAuth flow
  • Users can edit their existing webhook integrations (#176)
  • Add a "Transfer Ownership" feature in Project Settings
  • In checks list, the pause button asks for confirmation (#356)
  • Added /api/v1/metrics/ endpoint, useful for monitoring the service itself
  • Added "When paused, ignore pings" option in the Filtering Rules dialog (#369)

Bug Fixes

  • "Get a single check" API call now supports read-only API keys (#346)
  • Don't escape HTML in the subject line of notification emails
  • Don't let users clone checks if the account is at check limit

v1.14.0 - 2020-03-23

Improvements

  • Improved UI to invite users from account's other projects (#258)
  • Experimental Prometheus metrics endpoint (#300)
  • Don't store user's current project in DB, put it explicitly in page URLs (#336)
  • API reference in Markdown
  • Use Selectize.js for entering tags (#324)
  • Zulip integration (#202)
  • OpsGenie integration returns more detailed error messages
  • Telegram integration returns more detailed error messages
  • Added the "Get a single check" API call (#337)
  • Display project name in Slack notifications (#342)

Bug Fixes

  • The "render_docs" command checks if markdown and pygments is installed (#329)
  • The team size limit is applied to the n. of distinct users across all projects (#332)
  • API: don't let SuspiciousOperation bubble up when validating channel ids
  • API security: check channel ownership when setting check's channels
  • API: update check's "alert_after" field when changing schedule
  • API: validate channel identifiers before creating/updating a check (#335)
  • Fix redirect after login when adding Telegram integration

v1.13.0 - 2020-02-13

Improvements

  • Show a red "!" in project's top navigation if any integration is not working
  • createsuperuser management command requires an unique email address (#318)
  • For superusers, show "Site Administration" in top navigation, note in README (#317)
  • Make Ping.body size limit configurable (#301)
  • Show sub-second durations with higher precision, 2 digits after decimal point (#321)
  • Replace the gear icon with three horizontal dots icon (#322)
  • Add a Pause button in the checks list (#312)
  • Documentation in Markdown
  • Added an example of capturing and submitting log output (#315)
  • The sendalerts commands measures dwell time and reports it over statsd protocol
  • Django 3.0.3
  • Show a warning in top navigation if the project has no integrations (#327)

Bug Fixes

  • Increase the allowable length of Matrix room alias to 100 (#320)
  • Make sure Check.last_ping and Ping.created timestamps match exactly
  • Don't trigger "down" notifications when changing schedule interactively in web UI
  • Fix sendalerts crash loop when encountering a bad cron schedule
  • Stricter cron validation, reject schedules like "At midnight of February 31"
  • In hc.front.views.ping_details, if a ping does not exist, return a friendly message

v1.12.0 - 2020-01-02

Improvements

  • Django 3.0
  • "Filtering Rules" dialog, an option to require HTTP POST (#297)
  • Show Healthchecks version in Django admin header (#306)
  • Added JSON endpoint for Shields.io (#304)
  • senddeletionnotices command skips profiles with recent last_active_date
  • The "Update Check" API call can update check's description (#311)

Bug Fixes

  • Don't set CSRF cookie on first visit. Signup is exempt from CSRF protection
  • Fix List-Unsubscribe email header value: add angle brackets
  • Unsubscribe links serve a form, and require HTTP POST to actually unsubscribe
  • For webhook integration, validate each header line separately
  • Fix "Send Test Notification" for webhooks that only fire on checks going up
  • Don't allow adding webhook integrations with both URLs blank
  • Don't allow adding email integrations with both "up" and "down" unchecked

v1.11.0 - 2019-11-22

Improvements

  • In monthly reports, no downtime stats for the current month (month has just started)
  • Add Microsoft Teams integration (#135)
  • Add Profile.last_active_date field for more accurate inactive user detection
  • Add "Shell Commands" integration (#302)
  • PagerDuty integration works with or without PD_VENDOR_KEY (#303)

Bug Fixes

  • On mobile, "My Checks" page, always show the gear (Details) button (#286)
  • Make log events fit better on mobile screens

v1.10.0 - 2019-10-21

Improvements

  • Add the "Last Duration" field in the "My Checks" page (#257)
  • Add "last_duration" attribute to the Check API resource (#257)
  • Upgrade to psycopg2 2.8.3
  • Add Go usage example
  • Send monthly reports on 1st of every month, not randomly during the month
  • Signup form sets the "auto-login" cookie to avoid an extra click during first login
  • Autofocus the email field in the signup form, and submit on enter key
  • Add support for OpsGenie EU region (#294)
  • Update OpsGenie logo and setup illustrations
  • Add a "Create a Copy" function for cloning checks (#288)
  • Send email notification when monthly SMS sending limit is reached (#292)

Bug Fixes

  • Prevent double-clicking the submit button in signup form
  • Upgrade to Django 2.2.6 – fixes sqlite migrations (#284)

v1.9.0 - 2019-09-03

Improvements

  • Show the number of downtimes and total downtime minutes in monthly reports (#104)
  • Show the number of downtimes and total downtime minutes in "Check Details" page
  • Add the pruneflips management command
  • Add Mattermost integration (#276)
  • Three choices in timezone switcher (UTC / check's timezone / browser's timezone) (#278)
  • After adding a new check redirect to the "Check Details" page

Bug Fixes

  • Fix javascript code to construct correct URLs when running from a subdirectory (#273)
  • Don't show the "Sign Up" link in the login page if registration is closed (#280)

v1.8.0 - 2019-07-08

Improvements

  • Add the prunetokenbucket management command
  • Show check counts in JSON "badges" (#251)
  • Webhooks support HTTP PUT (#249)
  • Webhooks can use different req. bodies and headers for "up" and "down" events (#249)
  • Show check's code instead of full URL on 992px - 1200px wide screens (#253)
  • Add WhatsApp integration (uses Twilio same as the SMS integration)
  • Webhooks support the $TAGS placeholder
  • Don't include ping URLs in API responses when the read-only key is used

Bug Fixes

  • Fix badges for tags containing special characters (#240, #237)
  • Fix the "Integrations" page for when the user has no active project
  • Prevent email clients from opening the one-time login links (#255)
  • Fix prunepings and prunepingsslow, they got broken when adding Projects (#264)

v1.7.0 - 2019-05-02

Improvements

  • Add the EMAIL_USE_VERIFICATION configuration setting (#232)
  • Show "Badges" and "Settings" in top navigation (#234)
  • Upgrade to Django 2.2
  • Can configure the email integration to only report the "down" events (#231)
  • Add "Test!" function in the Integrations page (#207)
  • Rate limiting for the log in attempts
  • Password strength meter and length check in the "Set Password" form
  • Show the Description section even if the description is missing. (#246)
  • Include the description in email alerts. (#247)

v1.6.0 - 2019-04-01

Improvements

  • Add the "desc" field (check's description) to API responses
  • Add maxlength attribute to HTML input=text elements
  • Improved logic for displaying job execution times in log (#219)
  • Add Matrix integration
  • Add Pager Team integration
  • Add a management command for sending inactive account notifications

Bug Fixes

  • Fix refreshing of the checks page filtered by tags (#221)
  • Escape asterisks in Slack messages (#223)
  • Fix a "invalid time format" in front.views.status_single on Windows hosts

v1.5.0 - 2019-02-04

Improvements

  • Database schema: add uniqueness constraint to Check.code
  • Database schema: add Ping.kind field. Remove "start" and "fail" fields
  • Add "Email Settings..." dialog and "Subject Must Contain" setting
  • Database schema: add the Project model
  • Move project-specific settings to a new "Project Settings" page
  • Add a "Transfer to Another Project..." dialog
  • Add the "My Projects" page

v1.4.0 - 2018-12-25

Improvements

  • Set Pushover alert priorities for "down" and "up" events separately
  • Additional python usage examples
  • Allow simultaneous access to checks from different teams
  • Add CORS support to API endpoints
  • Flip model, for tracking status changes of the Check objects
  • Add /ping/<code>/start API endpoint
  • When using the /start endpoint, show elapsed times in ping log

Bug Fixes

  • Fix after-login redirects (the "?next=" query parameter)
  • Update Check.status field when user edits timeout & grace settings
  • Use timezone-aware datetimes with croniter, avoid ambiguities around DST
  • Validate and reject cron schedules with six components

v1.3.0 - 2018-11-21

Improvements

  • Load settings from environment variables
  • Add "List-Unsubscribe" header to alert and report emails
  • Don't send monthly reports to inactive accounts (no pings in 6 months)
  • Add search box in the "My Checks" page
  • Add read-only API key support
  • Remove Profile.bill_to field (obsolete)
  • Show a warning when running with DEBUG=True
  • Add "channels" attribute to the Check API resource
  • Can specify channel codes when updating a check via API
  • Add a workaround for email agents automatically opening "Unsubscribe" links
  • Add Channel.name field, users can now name integrations
  • Add "Get a List of Existing Integrations" API call

Bug Fixes

  • During DST transition, handle ambiguous dates as pre-transition

v1.2.0 - 2018-10-20

Improvements

  • Content updates in the "Welcome" page.
  • Added "Docs > Third-Party Resources" page.
  • Improved layout and styling in "Login" page.
  • Separate "Sign Up" and "Log In" forms.
  • "My Checks" page: support filtering checks by query string parameters.
  • Added Trello integration

Bug Fixes

  • Timezones were missing in the "Change Schedule" dialog, fixed.
  • Fix hamburger menu button in "Login" page.

v1.1.0 - 2018-08-20

Improvements

  • A new "Check Details" page.
  • Updated django-compressor, psycopg2, pytz, requests package versions.
  • C# usage example.
  • Checks have a "Description" field.