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Master (unreleased)

v218 (7/13/2020)

v217 (7/2/2020)

  • Gracefully handle unrecognised stacks (#982)

v216 (rolled back)

v215 (4/9/2020)

v214 (4/2/2020)

v213 (4/1/2020)

v212 (3/26/2020)

v211 (3/12/2020)

v210 (3/6/2020)

v209 (3/5/2020)

v208 (3/4/2020)

v207 (12/16/2019)

v206 (10/15/2019)

v205 (9/24/2019)

v204 (9/12/2019)

v203 (8/20/2019)

v202 (8/20/2019)

v201 (6/23/2019)

v200 (3/7/2019)

v199 (2/19/2019)

v198 (1/17/2019)

v197 (12/18/2018)

v196 (10/31/2018)

v195 (10/18/2018)

v194 (10/16/2018)

v193 (9/14/2018)

v192 (9/14/2018)

v191 (8/23/2018)

v190 (7/24/2018)

v189 (7/10/2018)

v188 (6/26/2018)

  • Fix rails config detect timeout. Addreses the process deadlock when detecting rails config that contains an infinite task. This was originally addressed in #770 but the implementation did not handle all cases. (#781)

v187 (6/19/2018)

  • Prevent apps from deploying with known security vulnerability activated via config (#776)

v186 (6/12/2018)

  • The Ruby buildpack can now detect Rails configuration in a project (#758 #770)

v185 (5/31/2018)

  • The Ruby buildpack bootstrap Ruby version is now 2.5.1. This is not a customer facing feature (#765)

v184 (5/30/2018)

  • Default Ruby version is now 2.4.4 (#734)

v183 (4/26/2018)

  • Support for not yet released heroku-18 stack (#750)

v182 (4/24/2018)

  • Do not warn when rails runner cannot be executed (#749)

v181 (4/23/2018)

  • The active_storage is not guranteed to be present (#748)

v180 (4/23/2018)

  • Fix case where user environment variables were not being used (#745)

v179 (4/23/2018)

  • Emit warnings for Active Storage (#739)

v178 (4/17/2018)

  • Use S3 directly instead of s3pository for Node downloads (#740)

v177 (4/10/2018)

  • New apps that do not specify a Ruby version now get 2.3.7 (#732)
  • Bugfix: bundle install output no longer has an extra newline (#735)
  • Bugfix: when deploying an application the ruby version specified in the Gemfile is available outide of the home directory (#733)

v176 (3/27/2018)

  • Node version upgraded to v8.9.4 (#714)
  • Yarn version upgraded to v1.5.1 (#714)
  • Fix issue with malformed UTF-8 string parsing (#724)

v175 (03/21/2018)

  • Suggest users encountering a specific sprockets error in specific beta versions to upgrade (#718)
  • Log metrics for common failures (#716)

v174 (02/13/2018)

  • Only set JAVA_HOME for Bundler when using JRuby (#649, @jkutner)

v173 (12/22/2017)

  • Remove Bundler shim since Bundler 2.5.0 will not vendor Bundler (#645)

v172 (12/22/2017)

  • updated Ruby 2.5.0 support + Bundler shim (#640)
  • Disable bundler version check (#632)
  • set JAVA_HOME to absolute path during bundle install (#631)

v170 (10/19/2017)

  • Compatiability for Ruby 2.5.0 preview 1 (#628)

v169 (09/28/2017)

  • Yarn version upgraded to v1.0.2

v168 (08/14/2017)

  • Install Node when using either ExecJS or Webpacker (#608)
  • Make installs more robust against temporary network issues by retrying failed downloads in LanguagePack::Fetcher#fetch_untar, which installs Rubies (#585)

v167 (07/25/2016)

  • Update Bundler to 1.15.2 (#602)

v166 (07/11/2017)

  • no changes from v165

v165 (07/11/2017)

  • Set $JAVA_HOME for JRuby apps during build (#593)
  • Update Node to 6.11.1 (#598)

v164 (06/21/2017)

  • Update Bundler to 1.15.1 (#579)

v163 (05/22/2017)

  • Fix CI rake tasks not running (#571)

v162 (05/18/2017)

  • Disable roubocop warnings for heroku_clear_tasks (#567)

v161 (05/18/2017)

  • Ruby apps being run on CI are no longer expected to have Rails commands (#565)

v160 (05/18/2017)

  • bin/rails test only gets called in CI for Rails 5+ apps
  • support :sql (structure) Rails schema for CI (#549)

v159 (04/24/2017)

  • Blacklist JAVA_OPTS and JAVA_TOOL_OPTIONS during build (#559)

v158 (04/12/2017)

  • Fix CI issue causing system Ruby to be used (#558)

v157 (04/11/2017)

  • Fix "double ruby rainbow bug" caused by executing two compile actions on the same app (#553 & #555)
  • Remove Ruby 1.8.7 compatiability to allow for #555. This version of Ruby has been EOL for a long time. It is not available on Cedar-14 and Cedar-10 is EOL

v156 (04/11/2017)

  • Update default Ruby version to 2.3.4.

v155 (03/16/2017)

  • Yarn now installed for apps with webpacker gem (#547)

v154 (03/01/2017)

  • Postgres database add-on will only be provisioned if app has a postgres driver in the Gemfile. (#535)
  • Fix regression, where JRuby patchlevel was being pulled from Gemfile.lock and used when not appropriate (#536)

v153 (01/18/2017)

  • Fix regression, where defaults would override user env with rake (#528)

v152 (01/18/2017)

  • Remove RAILS_GROUPS=assets from being set in .profile.d (#526)

v151 (01/16/2017)

  • Upgrade to bundler 1.13.7 (#519)
  • Vendor Default Ruby to execute the buildpack (#515)
  • Heroku CI Support (#516)

v150 (12/23/2016)

  • Allow deployment of pre-release rubies (preview and rc) with Bundler 1.13.6+. This is needed because the patch level is recorded in the gemfile as -1 since it is not released yet. For example 2.4.0rc1 will show up in a Gemfile.lock like this:
RUBY VERSION
   ruby 2.4.0p-1

v149 (12/01/2016)

  • Guarantee we always show warning when upgrading bundler version.

v148 (11/17/2016)

  • Default Ruby Version is 2.2.6
  • Update libyaml to 0.1.7 for CVE-2014-9130

v147 (11/15/2016)

  • Bump bundler to 1.13.6 Bundler changelog. Allows for use of Ruby version operators.

v146 (03/23/2016)

  • Warn when .bundle/config is checked in (#471)
  • Do not cache .bundle/config between builds (#471)
  • Set WEB_CONCURRENCY for M-Performance dynos using sensible defaults (#474)
  • Fix rake task detection in Rails apps actually fails builds (#475)

v145 (03/08/2016)

  • Bump bundler to 1.11.2 Bundler changelog (#461)
  • Rails 5 Support for logging to STDOUT via environment variable (#460)
  • Fail build when rake tasks cannot be detected in a Rails app (#462)

v144 (02/01/2016)

  • Fix default ruby to actually be Ruby 2.2.4 (#456)

v143 (01/28/2016)

  • Change default for new apps to Ruby 2.2.4 (#454)

v142 (01/14/2016)

  • Added pgconfig jar to JDK for JRuby JDBC (#450)
  • Let API pick exact postgres plan (#449)
  • Follow redirects on curl command (#443)
  • Check for preinstalled JDK (#434)

v141 (11/03/2015)

v140 (9/9/2015)

  • JRuby specific ruby error message (#412)

v139 (8/31/2015)

  • Cached asset file should never take precedent over existing file (#402)
  • Do not write database.yml when using active record >= 4.1 (previously we only detected >= Rails 4.1) (#403)

v138 (5/19/2015)

v137 (5/11/2015)

  • Blacklist JRUBY_OPTS, use JRUBY_BUILD_OPTS to override build JRUBY_OPTS. (#384)
  • Revert --dev during JRuby build for now. (#384)

v136 (5/6/2015)

  • JRUBY_BUILD_OPTS env var will override any build time jruby opts (#381)

v135 (5/5/2015)

  • Support sprockets 3.0 manifest file naming convention (#367)
  • Set --dev by default for JRuby builds (but not at runtime). This optimizes the JVM for short process and is ideal for bundle install and asset precompiles.
  • Cleanup .git folders in the bundle directory after bundle install.

v134 (3/1/2015)

  • JVM is now available on cedar-14, do not vendor in JVM based on individual gems. If customer needs a specific version they should use multibuildpack with java and ruby buildpacks.
  • Set a default value of WEB_CONCURRENCY based on dyno size when SENSIBLE_DEFAULTS environment variable is present.
  • Run bundle clean in the same context as bundle install heroku/heroku-buildpack-ruby#347
  • Rails 4.2+ apps will have environment variable RAILS_SERVE_STATIC_FILES set to "enabled" by default #349
  • Rails 5 apps now work on Heroku #349

v133 (1/22/2015)

v132 (1/21/2015)

  • Support multibuildpack export file (#319)
  • Auto set the JVM MAX HEAP based on dyno size for JRuby (#323)
  • Use s3 based npmjs servers for node (#336)
  • Support system.properties file for specifying JDK in JRuby (#305)
  • Fix ruby version parsing to support JRuby 9.0.0.0.pre1 (#339)

v131 (1/15/2015)

  • Revert v130 due to lack of propper messaging around WEB_CONCURRENCY settings.

v130 (1/15/2015)

  • Auto set WEB_CONCURRENCY based on dyno size if not already set.
  • Support multibuildpack export file (#319)
  • Auto set the JVM MAX HEAP based on dyno size for JRuby (#323)
  • Use s3 based npmjs servers for node (#336)
  • Support system.properties file for specifying JDK in JRuby (#305)

v129 (11/6/2014)

  • Fix asset caching bug (#300)

v128 (11/4/2014)

  • Better cedar14 Ruby install error message

v127 (9/18/2014)

  • rbx is now stack aware

v126 (8/4/2014)

  • fix bundler cache clearing on ruby version change
  • vendor the jvm when yui-compressor is detected

v125 (8/1/2014)

  • bump to node 0.10.30 on cedar-14

v124 (8/1/2014)

  • use node 0.10.29 on cedar-14
  • properly use vendored jvm, so not to be dependent on java on the stack image

v123 (7/25/2014)

  • fix permission denied edge cases when copying the bundler cache with minitest

v122 (7/25/2014)

  • handle bundler cache for stack changes on existing apps

v121 (6/30/2014)

  • on new apps, source default envs instead of replacing them
  • support different stacks for new apps

v120 (6/16/2014)

  • Bump bundler to 1.6.3 which includes improved dependency resolver

v119 (5/9/2014)

  • Temporarily disable default ruby cache

v118 (5/6/2014)

  • Ruby version detection now loads user environment variables

v117 (4/14/2014)

Features:

Bugfixes:

  • fix anvil use case of multibuildpack with node

v116 (4/10/2014)

Features:

Bugfixes:

  • Revert back to Bundler 1.5.2

v115 (4/9/2014)

Features:

Bugfixes:

  • Add default process types to all apps deployed regardless of Procfile

v114 (4/9/2014)

Features:

  • Bundler 1.6.1
  • Warn when not using a Procfile (looking at you webrick)

Bugfixes:

v113 (4/8/2014)

Features:

  • use heroku-buildpack-nodejs's node binary
  • CURL_CONNECT_TIMEOUT and CURL_TIMEOUT are configurable as ENV vars

Bugfixes:

  • Don't double print "Running: rake assets:precompile" on Ruby apps

v112 (3/27/2014)

Features:

Bugfixes:

  • compile psych with libyaml 0.1.6 for CVE-2014-2525

v111 (3/20/2014)

Features:

Bugfixes:

  • spelling

v110 (3/20/2014)

Features:

  • Better message when running assets:precompile without a database

Bugfixes:

v108 (2/27/2014)

Features:

  • parse Bundler patchlevel option

Bugfixes:

  • don't let users step on themselves by replacing env in $PATH

v107 (2/26/2014)

Features:

Bugfixes:

  • more shellescaping bug fixes

v105

Rollbacked to v103

v104 (2/26/2014)

Features:

Bugfixes:

  • fix bugs in shellescaping (#231)

v103 (2/18/2014)

Features:

  • Rails 4.1.0 Support. Stop writing database.yml and support for secrets.yml by generating SECRET_KEY_BASE for users.

Bugfixes:

v102 (2/6/2014)

Features:

Bugfixes:

  • use blacklist of env vars, so users can't break the build process

v101 (2/5/2014)

Features:

Bugfixes:

  • fix rake detection when DATABASE_URL is not present
  • support BUNDLE_WITHOUT when using ponies
  • quote ponies env vars, so build doesn't break

v100 (2/4/2014)

Features:

Bugfixes:

  • compile psych with libyaml 0.1.5 for CVE-2013-6393

v99 (2/4/2014)

Features:

  • Noop

Bugfixes:

v98 (1/30/2014)

Features:

Bugfixes:

  • Use vendored JDK binary during build

v97 (1/30/2014)

Features:

Bugfixes:

  • Actually finalize method rename to install_bundler_in_app

v96 (1/29/2014)

Features:

Bugfixes:

  • Finalize method rename to install_bundler_in_app

v95

Rollback to v93

v94 (1/29/2014)

Features:

Bugfixes:

  • Fixed uninitialized constant Rake::DSL error when running rake tasks on Ruby 1.9.2

v93 (01/28/2014)

Features:

  • buildpack-env-arg (ponies) support

Bugfixes:

v92 (01/27/2014)

Features:

Bugfixes:

  • Only display rake error messages if a Rakefile exists
  • when detecting for ruby version, don't use stderr messages

v91 (01/16/2014)

Features:

  • Parallel gem installation with bundler 1.5.2

Bugfixes:

v90 (01/09/2014)

Features:

  • Rollback v89 due to bug in bundler 1.5.1

Bugfixes:

v89 (01/09/2014)

Features:

  • Use most recent version of bundler with support for parallel Gem installation

Bugfixes:

v86 (12/11/2013)

Features:

Bugfixes:

  • Windows warnings will now display before bundle install, this prevents an un-resolvable Gemfile from erroring which previously prevented the warning roll up from being shown. When this happened the developer did not see that we are clearing the Gemfile.lock from the git repository when bundled on a windows machine.
  • Checks for public/assets/manifest*.json and public/assets/manifest.yml will now come before Rake task detection introduced in v85.

v85 (12/05/2013)

Features:

Bugfixes:

  • Any errors in a Rakefile will now be explicitly shown as such instead of hidden in a assets:precompile task detection failure (#171)
  • Now using correct default "hobby" database #179

v84 (11/06/2013)

Features:

  • Any Ruby app with a rake assets:precompile task present that does not run successfully will now fail. This matches the current behavior of Rails 3 and 4 deploys.

Bugfixes:

  • Fix default gem cache

v83 (10/29/2013)

Features:

  • RubyVersion extracted into its own class
  • Release no longer requires language_pack
  • Detect no longer requires language_pack
  • Downloads with curl now retry on failed connections, pass exit status appropriately

Bugfixes:

  • Errors in Gemfiles will no longer show up as bad ruby versions #36
  • Fix warning warning libjffi-1.2.so on < JRuby 1.7.3

v82 (10/28/2013)

Bugfixes:

  • Rails 3 deploys that do not successfully run assets:precompile will now fail.

v81 (10/15/2013)

Features:

  • add Default Bundler Cache for new Ruby 2.0.0 apps
  • use Virginia S3 bucket instead of Cloudfront

v80 (9/23/2013)

Features:

  • Cache 50mb of Rails 4 intermediate cache
  • Support for Ruby 2.1.0

Bugfixes:

  • Disable invoke dynamic on JRuby by default until JDK stabalizes it

v79 (9/3/2013)

Bugfixes:

  • Remove LPXC debug output when DEBUG env var is set (#141)
  • Symlink ruby.exe, so Rails 4 bins work for Windows (#139)

v78 (8/28/2013)

Features:

  • Don't add plugins if already gems

Bugfixes:

  • Fix issue #127 Race condition with LPXC

v77 (8/5/2013)

Features:

  • Force nokogiri to compile with system libs

v76 (7/29/2013)

Bugfixes:

  • fix request_id for instrumentation to follow standard

v75 (7/29/2013)

Features:

  • add request_id to instrumentation
  • switchover to rubinius hosted rbx binaries

Bugfixes:

  • OpenJDK version was rolled back, stop special casing JRuby 1.7.3.

v74 (7/24/2013)

Bugfixes:

  • Lock JRuby 1.7.3 and lower to older version of JDK due to jruby/jruby#626

v73 (7/23/2013)

  • Revert to v69 due to asset:precompile bugs

v72 (7/23/2013)

Bugfixes:

  • Fix rake task detection for Rails 3 (@hynkle, #118)

v71 (7/18/2013)

  • Revert to v69 due to asset:precompile bugs

v70 (7/18/2013)

Bugfixes:

  • Don't silently fail rake task checks (@gabrielg, #34)

v69 (7/16/2013)

Bugfixes:

  • Add spacing to end of instrumentation

v68 (7/16/2013)

Features:

  • Log buildpack name and entering rails3/4 compile

v67 (7/10/2013)

Features:

  • Fetcher uses CDN if available
  • Add buildpack_version to the instrumentation output

Bugfixes:

  • Don't print DEBUG messages for lxpc when env var is present
  • Fix ruby gemfile warning line for JRuby

v66 (7/9/2013)

Bugfixes:

  • Include logtoken properly

v65 (7/9/2013)

Features:

  • Instrument timing infrastructure for the buildpack

Bugfixes:

  • Fix DATABASE_URL to use jdbc-postgres for JRuby (@jkrall, #116)

v64 (6/19/2013)

Features:

  • only download one copy of bundler per process (@dpiddy, #69)
  • roll up all warnings for end of push output
  • write database.yml for Rails 4

Bugfixes:

  • fix sqlite3 error messaging detection

v63 (6/17/2013)

Features:

  • Lock default ruby if default ruby is used
  • Change default ruby to 2.0.0
  • Stop using the stack image ruby and always vendor ruby

v62 (5/21/2013)

Bugfixes:

  • Correctly detect asset manifest files in Rails 4
  • Fix jruby 1.8.7 bundler/psych require bug

v61 (4/18/2013)

Features:

  • Start caching the rubygems version used.

Bugfixes:

  • Rebuild bundler cache if rubygems 2 is detected. Bugfixes in later rubygems.

v60 (4/17/2013)

Security:

v59 (4/4/2013)

Bugfixes:

  • Change JVM S3 bucket

v58 (3/19/2013)

Bugfixes:

  • Fix ruby 1.8.7 not being able to compile native extensions

v57 (3/18/2013)

Bugfixes:

  • Fix git gemspec bug in bundler

v56 (3/11/2013)

Bugfixes:

  • Upgrade bundler to 1.3.2 to fix --dry-clean/Would have removed bug in bundle clean, part 2.

v55 (3/7/2013)

Bugfixes:

v54 (3/7/2013)

Bugfixes:

  • Upgrade bundler to 1.3.2 to fix --dry-clean/Would have removed bug in bundle clean

v53 (3/6/2013)

Bugfixes:

  • bin/detect for Rails 3 and 4 will use railties for detection vs the rails gem
  • bin/detect does not error out when Gemfile + Gemfile.lock are missing

v52 (2/25/2013)

Bugfixes:

  • Revert back to 1.3.0.pre.5 due to bundler warnings

v51 (2/25/2013)

Features:

  • Initial Rails 4 beta support
  • Upgrade bundler to 1.3.0

Bugfixes:

  • Better buildpack detection through Gemfile.lock gems

v50 (1/31/2013)

Features:

  • Restore ruby deploys back to normal

v49 (1/30/2013)

Features:

  • Re-enable ruby deploys for apps just using the heroku cache
  • Display ruby version change when busting the cache

v48 (1/30/2013)

Features:

  • Update deploy error message copy to link to status incident.

v47 (1/30/2013)

Features:

  • Disable ruby deploys due to rubygems.org compromise

v46 (1/10/2013)

Features:

  • Upgrade Bundler to 1.3.0.pre.5
  • bundler binstubs now go in vendor/bundle/bin

v45 (12/14/2012)

Features:

  • Stop setting env vars in bin/release now that login-shell is released
  • Enable Invoke Dynamic on JRuby by default
  • GEM_PATH is now updated on each push

v44 (12/14/2012)

Faulty Release

v43 (12/13/2012)

Features:

  • Upgrade Bundler to 1.3.0.pre.2

v42 (11/26/2012)

Features:

  • Upgrade Bundler to 1.2.2 to fix Ruby 2.0.0/YAML issues

v41 (11/1/2012)

Features:

  • Enable ruby 2.0.0 support for testing

v40 (10/14/2012)

Features:

  • Cache version of the buildpack we used to deploy
  • Purge cache when v38 is detected

v39 (10/14/2012)

Bugfixes:

  • Don't display cache clearing message for new apps
  • Actually clear bundler cache on ruby version change

v38 (10/14/2012)

Bugfixes:

  • Stop bundle cache from continually growing

v37 (10/12/2012)

Bugfixes:

  • Remove temporary workaround from v36.
  • Clear bundler cache upon Ruby version change

v36 (10/12/2012)

Bugfixes:

  • Always clear the cache for ruby 1.9.3 as a temporary workaround due to the security upgrade

v35 (9/19/2012)

Features:

  • Upgrade to Bundler 1.2.1
  • Display bundle clean output
  • More resilent to rubygems.org API outages

Bugfixes:

  • bundle clean works again

v34 (8/30/2012)

Features:

  • Upgrade to Bundler 1.2.0

v33 (8/9/2012)

Features:

  • Upgrade to Bundler 1.2.0.rc.2
  • vendor JDK7 for JRuby, but disable invoke dynamic

v29 (7/19/2012)

Features:

  • support .profile.d/ruby.sh
  • sync stdout so that the buildpack streams even in non-interactive shells
  • Upgrade to Bundler 1.2.0.rc

v28 (7/16/2012)

Features:

  • Vendor OpenJDK6 into slug when using JRuby
  • ruby version support for ruby 1.8.7 via bundler's ruby DSL

Bugfixes:

  • sqlite3 error gets displayed again

v27 (6/14/2012)

Bugfixes:

  • Remove vendor/bundle message only appears when dir actually exists

v26 (6/14/2012)

Features:

  • print message when assets:precompile finishes successfully
  • Remove vendor/bundle if user commits it to their git repo.

v25 (6/12/2012)

Features:

  • support "ruby-xxx-jruby-yyy" for jruby detection packages

v24 (6/7/2012)

Features:

  • removes bundler cache in the slug, to minimize slug size (@stevenh512, #16)
  • optimize push time with caching

v23 (5/8/2012)

Bugfixes:

  • fix ruby version bug with "fatal:-Not-a-git-repository"

v22 (5/7/2012)

Features:

  • bundler 1.2.0.pre
  • ruby version support for ruby 1.9.2/1.9.3 via bundler's ruby DSL

Deprecation:

  • ENV['RUBY_VERSION'] in favor of bundler's ruby DSL

v21 (3/21/2012)

Features:

  • bundler 1.1.2

v20 (3/12/2012)

Features:

  • bundler 1.1.0 \o/

v19 (1/25/2012)

Bugfixes:

  • fix native extension building for rbx 2.0.0dev

v18 (1/18/2012)

Features:

  • JRuby support
  • rbx 2.0.0dev support

Bugfixes:

  • force db password to be a string in the yaml file

v17 (12/29/2011)

Features:

  • bundler 1.1.rc.7

v16 (12/29/2011)

Features:

  • pass DATABASE_URL to rails 3.1 assets:precompile rake task detection

v15 (12/27/2011)

Features:

  • bundler 1.1.rc.6

v14 (12/22/2011)

Bugfixes:

  • stop freedom patching syck in ruby 1.9.3+

v13 (12/15/2011)

Features:

  • bundler 1.1.rc.5

v12 (12/13/2011)

Bugfixes:

  • syck workaround for yaml/psych issues

v11 (12/12/2011)

Features:

  • bundler 1.1.rc.3

v10 (11/23/2011)

Features:

  • bundler binstubs
  • dynamic slug_vendor_base detection

Bugfixes:

  • don't show sqlite3 error if it's in a bundle without group on failed bundle install

v9 (11/14/2011)

Features:

  • rbx 1.2.4 support
  • print out RUBY_VERSION being used

Bugfixes:

  • don't leave behind ruby_versions.yml

v8 (11/8/2011)

Features:

  • use vm as part of RUBY_VERSION

v7 (11/8/2011)

Features:

  • ruby 1.9.3 support
  • specify ruby versions using RUBY_VERSION build var

Bugfixes:

  • move "bin/" to the front of the PATH, so apps can override existing bins

v6 (11/2/2011)

Features:

  • add sqlite3 warning when detected on bundle install error

Bugfixes:

  • Change gem detection to use lockfile parser
  • use $RACK_ENV when thin is detected for rack apps