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                Add database index for successful deployments

            commit 74274147263de4b60870065a19935498ce662e30
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Mon Oct 22 13:51:59 2018 +0900

                Fix invalid state transition

            commit ff18463cc847bf3cf5a3e49f3651eedfdf67c7e6
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Fri Oct 19 20:05:15 2018 +0900

                Fix coding style offence

            commit 0202c0f5b631601edab7b359b087b307f5eb7ba3
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Fri Oct 19 18:34:07 2018 +0900

                Target only successful deployments from other relations

            commit 1f2758cb030dec1df5dda30f6bc3e25b6d0841c9
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Fri Oct 19 18:21:28 2018 +0900

                Add namespace explicitly

            commit 3d9227b6e5642cecde88d4edac925125f6474b11
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Fri Oct 19 17:42:30 2018 +0900

                Fix spec in DeleteInconsistentInternalIdRecords

            commit 3e0cc99ff6c5c7188511618228a6ec027752ce69
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Fri Oct 19 16:10:16 2018 +0900

                Fixed spec

            commit 8de09b8bb31f7b9f24ecdf9f2dd8ef358a260263
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Fri Oct 19 14:22:35 2018 +0900

                Fix create deployment service

            commit 31957570b4444492eeb412e765f96a56416c25f3
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Thu Oct 18 20:21:26 2018 +0900

                Move CreateDeploymentService. Fix Cycle analytics spec and fixture.

            commit d2eb433a1bb9710c0d4778c4f34c12b6b64f60e6
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Thu Oct 18 20:11:22 2018 +0900

                Fix build success worker

            commit 25e6cd87138bcdb69de8785ca367e479c8dbcc59
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Thu Oct 18 19:49:13 2018 +0900

                Fix create deployment service spec

            commit d268bf410bf65e86c81eb76d50aa8e145b32d249
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Thu Oct 18 19:01:23 2018 +0900

                Fix cycle analysys spec's deployment

            commit 525ade8aa1e4394ed8a759bb0437e407fbe74a35
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Thu Oct 18 18:24:04 2018 +0900

                Fix factory to set legacy status by default

            commit c6a990821ac0a1ffa49e20e2d78d94b8ce075914
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Thu Oct 18 17:25:40 2018 +0900

                Remove unnecessary lib from deployment

            commit a6107e0e85ac26ee09da3316ebc11de32f067d82
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Wed Oct 17 17:38:58 2018 +0900

                Fix recursive call

            commit 15c5f3b64061a75af3c3039ca7f49b1cc4ff3068
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Wed Oct 17 17:30:44 2018 +0900

                Add finished_at

            commit c8d3d70366f694d78acb7e30d342c7697798b922
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Wed Oct 17 15:55:31 2018 +0900

                Fix last_deployment methods as it used to return successful deployment always

            commit 96bbe8670cece021766fde95fe573cbbe23d1e55
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Wed Oct 17 15:49:57 2018 +0900

                Redefine statuses

            commit c86a9d0bd2ab3e7a00bf61f094a96ee99b76b289
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Wed Oct 17 14:50:27 2018 +0900

                Fix schema.rb

            commit 9ff5f0eaafbc08795018c7bb282b19f6327dee21
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Wed Oct 17 14:18:04 2018 +0900

                Default status nil to success

            commit 5928bd9bb94e1e8908ed1561e01595be84d5f4ec
            Author: Shinya Maeda <shinya@gitlab.com>
            Date:   Tue Oct 16 15:13:48 2018 +0900

                Add status to Deployment

commit 06946cbe
Merge: 1ac4a7fe 20b59da2
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Fri Nov 2 10:14:22 2018 +0900

    Merge branch 'stateful_deployments' into add-action-to-deployment

commit 20b59da2
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Fri Nov 2 10:06:49 2018 +0900

    Fix guard clause to prevent multiple deployments to a job

commit 1ac4a7fe
Merge: 34bd4866 7aade362
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 20:21:25 2018 +0900

    Merge branch 'stateful_deployments' into add-action-to-deployment

commit 7aade362
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 20:19:24 2018 +0900

    Fix spec

commit 90d05b1c
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 19:38:59 2018 +0900

    Simplify the factory

commit 1fbdd07c
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 19:33:50 2018 +0900

    Simplify the Deployable and BuildSuccessWorker

commit 51976569
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 18:34:20 2018 +0900

    Fix spec

commit e88f464d
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 17:19:12 2018 +0900

    Fix weird virtual deployment status

commit 2f493a94
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 15:59:31 2018 +0900

    Fix spec

commit 34bd4866
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 15:34:10 2018 +0900

    Revert unnecessary changes

commit bbdc18d4
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 15:32:27 2018 +0900

    Simplify the implementation

commit 3bd79969
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 15:27:11 2018 +0900

    Add changelog

commit 210631ac
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 15:22:44 2018 +0900

    Add action to deployment

commit 9bd4b2e8
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 15:07:10 2018 +0900

    Fix coding offence

commit c5c68716
Author: Shinya Maeda <shinya@gitlab.com>
Date:   Thu Nov 1 14:22:17 2018 +0900

    Squashed commit of the following:

    commit ba9aede922e1643db3f06c56736d46d6d86d356b
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Nov 1 14:21:33 2018 +0900

        Fix ambiguious factory specification in update deployment service spec

    commit 013afb5668cb30dc4ca5b21945c17b341e7ea7f9
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Nov 1 14:10:24 2018 +0900

        Fix spec

    commit 78793670d049e2dfb5fc98177eb4d10f20b9310b
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Wed Oct 31 18:26:12 2018 +0900

        Fix spec

    commit 73d27e87c66698f2e3a817bb8728f02475b7ba4f
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Wed Oct 31 16:22:14 2018 +0900

        Fix index

    commit 8580a226ea68bf5e49b35bfb5f404968bbfaf8e9
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Wed Oct 31 15:34:57 2018 +0900

        Fix deployment relationships in Ci::Build

    commit d6d28b55afd1179200b4f5188e0b53079ff3c1a7
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Wed Oct 31 15:27:53 2018 +0900

        Fix spec

    commit 94eb754e2e1bb9a1fe627f86823f571a8298d27b
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Wed Oct 31 14:07:11 2018 +0900

        Fix spec

    commit 0b30f80bcd08a7a06bdde3378ec1733f865284be
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 20:15:31 2018 +0900

        Fix spec

    commit 466bdcdb6af8cdb475c9fa16bd7d1dff23b11e40
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 19:28:51 2018 +0900

        Fix spec

    commit a7c3caac99139e70fe3f1f3d14856939fa25c527
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 17:33:47 2018 +0900

        Fix factory

    commit cea28ae100532e6711ce1d22676719a94e2da8a0
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 16:28:18 2018 +0900

        Drop leagacy success

    commit 3785d685eabc10b6597cf3db67bf08385ccf298a
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 15:37:28 2018 +0900

        Remove unnecessary migration file

    commit 0d597fa46eeffdbb9a4afb53005a8183e433c6bf
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 15:35:53 2018 +0900

        Fix schema.rb

    commit ec3c2abc6944e09f6410468ae5e356865ec7b02b
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 15:34:21 2018 +0900

        Rename post migration file

    commit 0e7281885a84656acf95f0f423732680f8fec076
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 15:31:01 2018 +0900

        Remove include EnumWithNil

    commit b3846d59c07e07275126c70361bde7f30810729e
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 15:05:50 2018 +0900

        Decouple action

    commit c9f9ba4eae9ca1edc7d8751e1d2e0572cb222d9c
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 14:23:29 2018 +0900

        Remove status mock

    commit d95bfea1ca67b3a27a3226a669c2b1266d696682
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 14:17:14 2018 +0900

        Add action

    commit 0cec39e0f76c22a18498f46d65ad7226fb30c3f8
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Tue Oct 30 13:44:07 2018 +0900

        Remove unnecessary line in schema.rb

    commit 7b4c5f8e1b00dd8e6aa944352f9d8a9f3ae6f1c7
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Mon Oct 29 19:59:41 2018 +0900

        Revert build success worker

    commit 0c52ffa4a23eea488c187317e8b400369846f399
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Mon Oct 29 19:11:47 2018 +0900

        Use add_column_with_default properly

    commit ba9bae357da5dfd2f6ec05f7f9db9d0b31224f48
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Mon Oct 29 18:40:55 2018 +0900

        Fix with_status

    commit 75dffc97b9c5f6fa73d9d09b125c8f849fa2caae
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Mon Oct 29 16:26:56 2018 +0900

        Remove unnecessary line in schema.rb

    commit 25188ccc52fb29ca63b9205c4d95ffc2e0afadee
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Mon Oct 29 16:26:17 2018 +0900

        Set default values in regular migration

    commit 98ea037fbf39c8d9f0db77fb50e2d08382425158
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Fri Oct 26 17:27:49 2018 +0900

        Fix static analysis

    commit e7d1765f77f9ff9b94a34985a7855bdaab1da675
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Fri Oct 26 16:37:10 2018 +0900

        Remove empty spec

    commit 0033f521ed1eae8117dba231961aa47c068bbcfb
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Fri Oct 26 16:34:55 2018 +0900

        Simplify spec changes

    commit 0be4c6b3ade6d9a8bf28bcd177c66ebd7bb7d20a
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Fri Oct 26 16:32:45 2018 +0900

        Simplify spec changes

    commit a93d25d79df7e25bdf688fc938c712922f9dc4df
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Fri Oct 26 16:02:31 2018 +0900

        Fix flaky spec

    commit 339ad50cf471ca706b29f008ccd2bb881dd5b776
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Fri Oct 26 15:06:22 2018 +0900

        Rename Deployments Success worker

    commit bd69c78085adcb9b0f8ff9b7041ae355953ad7ab
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Fri Oct 26 14:43:03 2018 +0900

        Fix coding offence

    commit 004748b2a9c5236ec13eb01289418f3d6571c92c
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 20:09:10 2018 +0900

        Rename to update deployment service

    commit b04a85e761de501f030f3844fd485a2b9e46f7f7
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 18:46:52 2018 +0900

        Add spec for Project

    commit 548af23a5a07f0c20b72849d03aa0b98a0b49134
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 18:43:25 2018 +0900

        Fix spec

    commit c977e4d3f17194c46a1bf857b473017ce21ef7e9
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 17:58:07 2018 +0900

        Add spec for Environment

    commit 73feb9010f8d8093bee4b46e56d30cfef3e8e34a
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 17:39:24 2018 +0900

        Add spec for Deployment model

    commit 9a3cfbf766f402571588839375cf311bb9807035
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 17:18:02 2018 +0900

        Fix statis analysis

    commit a30d28dbc631a29855883ca89c592a10c012f1d2
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 17:17:32 2018 +0900

        Ignore nil instance

    commit fa6fdd89f380e588a6bcf14b1f9aef0d14d3854b
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 16:20:40 2018 +0900

        Add spec for deployable concern

    commit aa91186821dc671df2c7a641e37586dd5dfc1008
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 15:37:23 2018 +0900

        Clean up deployable

    commit 34d3e18731f7906a3db250b105a64d1db83c2fca
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 15:13:05 2018 +0900

        Fix 17 cycle analytics

    commit 8dc9e00408f9b390175e7d5ea743eed4fb9e3f79
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Thu Oct 25 13:56:51 2018 +0900

        Fix static analysys

    commit 5c4175807a537bafc4b889b0a97e8f96f0e483cd
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Wed Oct 24 15:05:05 2018 +0900

        Skip unnecessary sidekiq worker

    commit 9d8b5d423f49cc247c96ce3767d03b4af305809f
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Wed Oct 24 14:53:13 2018 +0900

        Add changelog

    commit c8cabba496722240cadf7c161c80bceb09727cba
    Author: Shinya Maeda <shinya@gitlab.com>
    Date:   Wed Oct 24 14:44:45 2018 +0900

        Squashed commit of the following:

        commit f7643885ac2329e18d690a4e4f2d7614b732c793
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 23 19:38:45 2018 +0900

            Fix deployment widget specs

        commit 03bd04b5c98b634dff6a0ab4292c150a9031995c
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 23 17:50:16 2018 +0900

            Fix env status spec

        commit 4a49c6502b161a12f0f62d5ec167dff777047dab
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 23 17:48:59 2018 +0900

            Fix environment spec

        commit 4044822887987e20a703990ff20352a532eeb965
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 23 17:47:17 2018 +0900

            Fix environment spec

        commit 9939d44b7eb9da371de74c0f04fed1eb3db37ad3
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 23 15:45:43 2018 +0900

            Add a new spec for deployment success worker

        commit f61c4d3657b5ef13b5da171460da68a6643ad4b5
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 23 15:38:11 2018 +0900

            Fix cycle analytics helper

        commit b6242615e8298fb7fc047c8df8006c25ad717c70
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 23 14:41:54 2018 +0900

            Fix cycle analysis helper

        commit 9a001cb4c4ed6f3b87dc612bdffc60a6b2b0a132
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 23 14:37:08 2018 +0900

            Ignore coding offence in build success worker's spec

        commit 1fb88583025bac8a56172cbd59be04258ea4c5f3
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 23 14:33:11 2018 +0900

            Added more spec for deployments

        commit 1a6ba97ababbf62e8dd0ae0c56d75ab1268fd0ce
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 19:36:50 2018 +0900

            Move after create hookd into success worker

        commit 09de5fed5d6f108423779cf9d9e7f1d21f3c1c91
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 19:30:06 2018 +0900

            Fix build spec

        commit 73a55cbcabbb1e928eca3e53e8ff75dec178bc90
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 19:08:43 2018 +0900

            Fix update_deployment_metrics_service_spec.rb

        commit ee05136a02ae9fa348b4b89b9a69937ebb9697dd
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 17:32:05 2018 +0900

            Remove unnecessary degelate

        commit e246ddeebc01a807ccc36fdb484c3e72ad91e680
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 16:07:39 2018 +0900

            Remove unnecessary optimistic locking

        commit dcc225c8237b90e3bc8dcc3dc2e3252e0b0be093
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 16:00:22 2018 +0900

            Simplify status replication

        commit 13a5fd7afb67ba2712fcaecaea5fedf05f9ad177
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 15:29:24 2018 +0900

            Fix sidekiq queue names

        commit dcc796f48d523538e1c91b9cd3e1c7065e5329b1
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 15:23:55 2018 +0900

            Revert success check in update_merge_request_metrics

        commit 129ef083d637d4acb8c97a6d9ab96deb2ff6efcd
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 15:18:31 2018 +0900

            Fix queue name of deployment success worker

        commit 10fe5a6484f4f02322ce5bb16844fc7b1d565963
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 15:09:42 2018 +0900

            Introduce deployable module

        commit d91260bbe105bf46f6c06d9e9593c8c4cd5139cf
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 14:05:31 2018 +0900

            Add database index for successful deployments

        commit 74274147263de4b60870065a19935498ce662e30
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Mon Oct 22 13:51:59 2018 +0900

            Fix invalid state transition

        commit ff18463cc847bf3cf5a3e49f3651eedfdf67c7e6
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Fri Oct 19 20:05:15 2018 +0900

            Fix coding style offence

        commit 0202c0f5b631601edab7b359b087b307f5eb7ba3
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Fri Oct 19 18:34:07 2018 +0900

            Target only successful deployments from other relations

        commit 1f2758cb030dec1df5dda30f6bc3e25b6d0841c9
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Fri Oct 19 18:21:28 2018 +0900

            Add namespace explicitly

        commit 3d9227b6e5642cecde88d4edac925125f6474b11
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Fri Oct 19 17:42:30 2018 +0900

            Fix spec in DeleteInconsistentInternalIdRecords

        commit 3e0cc99ff6c5c7188511618228a6ec027752ce69
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Fri Oct 19 16:10:16 2018 +0900

            Fixed spec

        commit 8de09b8bb31f7b9f24ecdf9f2dd8ef358a260263
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Fri Oct 19 14:22:35 2018 +0900

            Fix create deployment service

        commit 31957570b4444492eeb412e765f96a56416c25f3
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Thu Oct 18 20:21:26 2018 +0900

            Move CreateDeploymentService. Fix Cycle analytics spec and fixture.

        commit d2eb433a1bb9710c0d4778c4f34c12b6b64f60e6
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Thu Oct 18 20:11:22 2018 +0900

            Fix build success worker

        commit 25e6cd87138bcdb69de8785ca367e479c8dbcc59
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Thu Oct 18 19:49:13 2018 +0900

            Fix create deployment service spec

        commit d268bf410bf65e86c81eb76d50aa8e145b32d249
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Thu Oct 18 19:01:23 2018 +0900

            Fix cycle analysys spec's deployment

        commit 525ade8aa1e4394ed8a759bb0437e407fbe74a35
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Thu Oct 18 18:24:04 2018 +0900

            Fix factory to set legacy status by default

        commit c6a990821ac0a1ffa49e20e2d78d94b8ce075914
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Thu Oct 18 17:25:40 2018 +0900

            Remove unnecessary lib from deployment

        commit a6107e0e85ac26ee09da3316ebc11de32f067d82
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Wed Oct 17 17:38:58 2018 +0900

            Fix recursive call

        commit 15c5f3b64061a75af3c3039ca7f49b1cc4ff3068
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Wed Oct 17 17:30:44 2018 +0900

            Add finished_at

        commit c8d3d70366f694d78acb7e30d342c7697798b922
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Wed Oct 17 15:55:31 2018 +0900

            Fix last_deployment methods as it used to return successful deployment always

        commit 96bbe8670cece021766fde95fe573cbbe23d1e55
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Wed Oct 17 15:49:57 2018 +0900

            Redefine statuses

        commit c86a9d0bd2ab3e7a00bf61f094a96ee99b76b289
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Wed Oct 17 14:50:27 2018 +0900

            Fix schema.rb

        commit 9ff5f0eaafbc08795018c7bb282b19f6327dee21
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Wed Oct 17 14:18:04 2018 +0900

            Default status nil to success

        commit 5928bd9bb94e1e8908ed1561e01595be84d5f4ec
        Author: Shinya Maeda <shinya@gitlab.com>
        Date:   Tue Oct 16 15:13:48 2018 +0900

            Add status to Deployment

app/controllers/projects/deployments_controller.rb

@@ -6,7 +6,7 @@ class Projects::DeploymentsController < Projects::ApplicationController
 
   # rubocop: disable CodeReuse/ActiveRecord
   def index
-    deployments = environment.deployments.reorder(created_at: :desc)
+    deployments = environment.deployments.deployed.reorder(created_at: :desc)
     deployments = deployments.where('created_at > ?', params[:after].to_time) if params[:after]&.to_time
 
     render json: { deployments: DeploymentSerializer.new(project: project)
@@ -47,7 +47,7 @@ class Projects::DeploymentsController < Projects::ApplicationController
 
   # rubocop: disable CodeReuse/ActiveRecord
   def deployment
-    @deployment ||= environment.deployments.find_by(iid: params[:id])
+    @deployment ||= environment.deployments.deployed.find_by(iid: params[:id])
   end
   # rubocop: enable CodeReuse/ActiveRecord
 

app/controllers/projects/environments_controller.rb

@@ -58,7 +58,7 @@ class Projects::EnvironmentsController < Projects::ApplicationController
 
   # rubocop: disable CodeReuse/ActiveRecord
   def show
-    @deployments = environment.deployments.order(id: :desc).page(params[:page])
+    @deployments = environment.deployments.deployed.order(id: :desc).page(params[:page])
   end
   # rubocop: enable CodeReuse/ActiveRecord
 

app/finders/environments_finder.rb

@@ -9,7 +9,7 @@ class EnvironmentsFinder
 
   # rubocop: disable CodeReuse/ActiveRecord
   def execute
-    deployments = project.deployments
+    deployments = project.deployments.deployed
     deployments =
       if ref
         deployments_query = params[:with_tags] ? 'ref = :ref OR tag IS TRUE' : 'ref = :ref'

app/models/concerns/deployable.rb

@@ -7,7 +7,7 @@ module Deployable
     after_create :create_deployment
 
     def create_deployment
-      return unless starts_environment? && !has_deployment?
+      return unless has_environment? && !has_deployment?
 
       environment = project.environments.find_or_create_by(
         name: expanded_environment_name
@@ -21,7 +21,8 @@ module Deployable
         sha: sha,
         user: user,
         deployable: self,
-        on_stop: on_stop).tap do |_|
+        on_stop: on_stop,
+        action: environment_action).tap do |_|
         self.reload # Reload relationships
       end
     end

app/models/deployment.rb

@@ -18,6 +18,8 @@ class Deployment < ActiveRecord::Base
   delegate :name, to: :environment, prefix: true
 
   scope :for_environment, -> (environment) { where(environment_id: environment) }
+  scope :deployed, -> { success.start }
+  scope :stopped, -> { success.stop }
 
   state_machine :status, initial: :created do
     event :run do
@@ -55,6 +57,11 @@ class Deployment < ActiveRecord::Base
     canceled: 4
   }
 
+  enum action: {
+    start: 1,
+    stop: 2
+  }
+
   def self.last_for_environment(environment)
     ids = self
       .for_environment(environment)
@@ -130,7 +137,7 @@ class Deployment < ActiveRecord::Base
 
   def previous_deployment
     @previous_deployment ||=
-      project.deployments.joins(:environment)
+      project.deployments.deployed.joins(:environment)
       .where(environments: { name: self.environment.name }, ref: self.ref)
       .where.not(id: self.id)
       .take
@@ -175,6 +182,14 @@ class Deployment < ActiveRecord::Base
     metrics&.merge(deployment_time: finished_at.to_i) || {}
   end
 
+  def deployed?
+    success? && start?
+  end
+
+  def stopped?
+    success? && stop?
+  end
+
   private
 
   def prometheus_adapter

app/models/environment.rb

@@ -8,9 +8,9 @@ class Environment < ActiveRecord::Base
 
   belongs_to :project, required: true
 
-  has_many :deployments, -> { success }, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
+  has_many :deployments, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
 
-  has_one :last_deployment, -> { success.order('deployments.id DESC') }, class_name: 'Deployment'
+  has_one :last_deployment, -> { deployed.order('deployments.id DESC') }, class_name: 'Deployment'
 
   before_validation :nullify_external_url
   before_validation :generate_slug, if: ->(env) { env.slug.blank? }
@@ -50,6 +50,7 @@ class Environment < ActiveRecord::Base
   scope :in_review_folder, -> { where(environment_type: "review") }
   scope :for_name, -> (name) { where(name: name) }
   scope :for_project, -> (project) { where(project_id: project) }
+  scope :with_deployment, -> (sha) { where('EXISTS (?)', Deployment.select(1).start.where('deployments.environment_id = environments.id').where(sha: sha)) }
 
   state_machine :state, initial: :available do
     event :start do
@@ -95,22 +96,13 @@ class Environment < ActiveRecord::Base
   end
 
   def last_deployed_at
-    last_deployment.try(:created_at)
+    last_deployment.try(:finished_at)
   end
 
   def update_merge_request_metrics?
     folder_name == "production"
   end
 
-  def first_deployment_for(commit_sha)
-    ref = project.repository.ref_name_for_sha(ref_path, commit_sha)
-
-    return nil unless ref
-
-    deployment_iid = ref.split('/').last
-    deployments.find_by(iid: deployment_iid)
-  end
-
   def ref_path
     "refs/#{Repository::REF_ENVIRONMENTS}/#{slug}"
   end

app/models/environment_status.rb

@@ -8,17 +8,16 @@ class EnvironmentStatus
   delegate :id, to: :environment
   delegate :name, to: :environment
   delegate :project, to: :environment
-  delegate :status, to: :deployment, allow_nil: true
   delegate :deployed_at, to: :deployment, allow_nil: true
 
   def self.for_merge_request(mr, user)
-    build_environments_status(mr, user, mr.head_pipeline)
+    build_environments_status(mr, user, mr.diff_head_sha)
   end
 
   def self.after_merge_request(mr, user)
     return [] unless mr.merged?
 
-    build_environments_status(mr, user, mr.merge_pipeline)
+    build_environments_status(mr, user, mr.merge_commit_sha)
   end
 
   def initialize(environment, merge_request, sha)
@@ -29,7 +28,7 @@ class EnvironmentStatus
 
   def deployment
     strong_memoize(:deployment) do
-      environment.first_deployment_for(sha)
+      environment.deployments.start.find_by_sha(sha)
     end
   end
 
@@ -44,6 +43,20 @@ class EnvironmentStatus
       .merge_request_diff_files.where(deleted_file: false)
   end
 
+  ##
+  # Since frontend has not supported all statuses yet, BE has to
+  # proxy some status to a supported status.
+  def status
+    case deployment.status
+    when 'created'
+      'running'
+    when 'canceled'
+      'failed'
+    else
+      deployment.status
+    end
+  end
+
   private
 
   PAGE_EXTENSIONS = /\A\.(s?html?|php|asp|cgi|pl)\z/i.freeze
@@ -61,21 +74,14 @@ class EnvironmentStatus
     }
   end
 
-  def self.build_environments_status(mr, user, pipeline)
-    return [] unless pipeline.present?
+  def self.build_environments_status(mr, user, sha)
+    Environment.where(project_id: [mr.source_project_id, mr.target_project_id])
+               .available
+               .with_deployment(sha).map do |environment|
+      next unless Ability.allowed?(user, :read_environment, environment)
 
-    find_environments(user, pipeline).map do |environment|
-      EnvironmentStatus.new(environment, mr, pipeline.sha)
-    end
+      EnvironmentStatus.new(environment, mr, sha)
+    end.compact
   end
   private_class_method :build_environments_status
-
-  def self.find_environments(user, pipeline)
-    env_ids = Deployment.where(deployable: pipeline.builds).select(:environment_id)
-
-    Environment.available.where(id: env_ids).select do |environment|
-      Ability.allowed?(user, :read_environment, environment)
-    end
-  end
-  private_class_method :find_environments
 end

app/models/project.rb

@@ -254,7 +254,7 @@ class Project < ActiveRecord::Base
   has_many :variables, class_name: 'Ci::Variable'
   has_many :triggers, class_name: 'Ci::Trigger'
   has_many :environments
-  has_many :deployments, -> { success }
+  has_many :deployments
   has_many :pipeline_schedules, class_name: 'Ci::PipelineSchedule'
   has_many :project_deploy_tokens
   has_many :deploy_tokens, through: :project_deploy_tokens

app/services/update_deployment_service.rb → app/services/start_environment_service.rb

 # frozen_string_literal: true
 
-class UpdateDeploymentService
+class StartEnvironmentService
   attr_reader :deployment
   attr_reader :deployable
 
@@ -13,6 +13,8 @@ class UpdateDeploymentService
   end
 
   def execute
+    return unless deployment.deployed?
+
     deployment.create_ref
     deployment.invalidate_cache
 
@@ -20,10 +22,9 @@ class UpdateDeploymentService
       environment.external_url = expanded_environment_url if
         expanded_environment_url
 
-      environment.fire_state_event(action)
+      environment.fire_state_event(:start)
 
       break unless environment.save
-      break if environment.stopped?
 
       deployment.tap(&:update_merge_request_metrics!)
     end
@@ -46,8 +47,4 @@ class UpdateDeploymentService
   def environment_url
     environment_options[:url]
   end
-
-  def action
-    environment_options[:action] || 'start'
-  end
 end

app/services/stop_environment_service.rb

+# frozen_string_literal: true
+
+class StopEnvironmentService
+  attr_reader :deployment
+
+  delegate :environment, to: :deployment
+
+  def initialize(deployment)
+    @deployment = deployment
+  end
+
+  def execute
+    return unless deployment.stopped?
+
+    environment.fire_state_event(:stop)
+    environment.expire_etag_cache
+  end
+end

app/workers/build_success_worker.rb

@@ -10,7 +10,6 @@ class BuildSuccessWorker
   def perform(build_id)
     Ci::Build.find_by(id: build_id).try do |build|
       create_deployment(build) if build.has_environment?
-      stop_environment(build) if build.stops_environment?
     end
   end
   # rubocop: enable CodeReuse/ActiveRecord
@@ -27,10 +26,4 @@ class BuildSuccessWorker
       deployment.succeed
     end
   end
-
-  ##
-  # TODO: This should be processed in DeploymentSuccessWorker once we started storing `action` value in `deployments` records
-  def stop_environment(build)
-    build.persisted_environment.fire_state_event(:stop)
-  end
 end

app/workers/deployments/success_worker.rb

@@ -8,9 +8,11 @@ module Deployments
 
     def perform(deployment_id)
       Deployment.find_by_id(deployment_id).try do |deployment|
-        break unless deployment.success?
-
-        UpdateDeploymentService.new(deployment).execute
+        if deployment.deployed?
+          StartEnvironmentService.new(deployment).execute
+        elsif deployment.stopped?
+          StopEnvironmentService.new(deployment).execute
+        end
       end
     end
   end

changelogs/unreleased/add-action-to-deployment.yml

+---
+title: Fix environment status in merge request widget
+merge_request: 22799
+author:
+type: changed

db/fixtures/development/14_pipelines.rb

@@ -43,12 +43,14 @@ class Gitlab::Seeder::Pipelines
 
     # deploy stage
     { name: 'staging', stage: 'deploy', environment: 'staging', status_event: :success,
-      options: { environment: { action: 'start', on_stop: 'stop staging' } },
+      options: { environment: { name: 'staging', action: 'start', on_stop: 'stop staging' } },
       queued_at: 7.hour.ago, started_at: 6.hour.ago, finished_at: 4.hour.ago },
     { name: 'stop staging', stage: 'deploy', environment: 'staging',
-      when: 'manual', status: :skipped },
+      when: 'manual', status: :skipped,
+      options: { environment: { name: 'staging', action: 'stop' } } },
     { name: 'production', stage: 'deploy', environment: 'production',
-      when: 'manual', status: :skipped },
+      when: 'manual', status: :skipped,
+      options: { environment: { name: 'production' } } },
 
     # notify stage
     { name: 'slack', stage: 'notify', when: 'manual', status: :success },

db/fixtures/development/19_environments.rb

@@ -45,14 +45,18 @@ class Gitlab::Seeder::Environments
   end
 
   def create_deployment!(project, name, ref, sha)
-    environment = find_or_create_environment!(project, name)
-    environment.deployments.create!(
-      project: project,
-      ref: ref,
-      sha: sha,
-      tag: false,
-      deployable: find_deployable(project, name)
-    )
+    find_deployable(project, name).try do |deployable|
+      environment = find_or_create_environment!(project, name)
+      environment.deployments.create!(
+        project: project,
+        ref: ref,
+        sha: sha,
+        tag: false,
+        deployable: deployable
+      ).tap do |deployment|
+        deployment.succeed!
+      end
+    end
   end
 
   def find_or_create_environment!(project, name)

db/migrate/20181030150739_add_action_to_deployments.rb

+# frozen_string_literal: true
+
+class AddActionToDeployments < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DEPLOYMENT_ACTION_START = 1 # Equivalent to Deployment.actions['start']
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    add_column_with_default(:deployments,
+      :action,
+      :integer,
+      limit: 2,
+      default: DEPLOYMENT_ACTION_START,
+      allow_null: false)
+  end
+
+  def down
+    remove_column(:deployments, :action)
+  end
+end

db/migrate/20181106135939_add_index_to_deployments.rb

+# frozen_string_literal: true
+
+class AddIndexToDeployments < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index :deployments, [:project_id, :action, :status]
+    add_concurrent_index :deployments, [:environment_id, :action, :status]
+    add_concurrent_index :deployments, [:environment_id, :action, :sha]
+    add_concurrent_index :deployments, [:finished_at]
+  end
+
+  def down
+    remove_concurrent_index :deployments, [:project_id, :action, :status]
+    remove_concurrent_index :deployments, [:environment_id, :action, :status]
+    remove_concurrent_index :deployments, [:environment_id, :action, :sha]
+    remove_concurrent_index :deployments, [:finished_at]
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20181101144347) do
+ActiveRecord::Schema.define(version: 20181106135939) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -827,14 +827,19 @@ ActiveRecord::Schema.define(version: 20181101144347) do
     t.string "on_stop"
     t.integer "status", limit: 2, default: 2, null: false
     t.datetime_with_timezone "finished_at"
+    t.integer "action", limit: 2, default: 1, null: false
   end
 
   add_index "deployments", ["created_at"], name: "index_deployments_on_created_at", using: :btree
   add_index "deployments", ["deployable_type", "deployable_id"], name: "index_deployments_on_deployable_type_and_deployable_id", using: :btree
+  add_index "deployments", ["environment_id", "action", "sha"], name: "index_deployments_on_environment_id_and_action_and_sha", using: :btree
+  add_index "deployments", ["environment_id", "action", "status"], name: "index_deployments_on_environment_id_and_action_and_status", using: :btree
   add_index "deployments", ["environment_id", "id"], name: "index_deployments_on_environment_id_and_id", using: :btree
   add_index "deployments", ["environment_id", "iid", "project_id"], name: "index_deployments_on_environment_id_and_iid_and_project_id", using: :btree
   add_index "deployments", ["environment_id", "status"], name: "index_deployments_on_environment_id_and_status", using: :btree
+  add_index "deployments", ["finished_at"], name: "index_deployments_on_finished_at", using: :btree
   add_index "deployments", ["id"], name: "partial_index_deployments_for_legacy_successful_deployments", where: "((finished_at IS NULL) AND (status = 2))", using: :btree
+  add_index "deployments", ["project_id", "action", "status"], name: "index_deployments_on_project_id_and_action_and_status", using: :btree
   add_index "deployments", ["project_id", "iid"], name: "index_deployments_on_project_id_and_iid", unique: true, using: :btree
   add_index "deployments", ["project_id", "status"], name: "index_deployments_on_project_id_and_status", using: :btree
 

lib/api/deployments.rb

@@ -24,7 +24,7 @@ module API
       get ':id/deployments' do
         authorize! :read_deployment, user_project
 
-        present paginate(user_project.deployments.order(params[:order_by] => params[:sort])), with: Entities::Deployment
+        present paginate(user_project.deployments.deployed.order(params[:order_by] => params[:sort])), with: Entities::Deployment
       end
       # rubocop: enable CodeReuse/ActiveRecord
 
@@ -38,7 +38,7 @@ module API
       get ':id/deployments/:deployment_id' do
         authorize! :read_deployment, user_project
 
-        deployment = user_project.deployments.find(params[:deployment_id])
+        deployment = user_project.deployments.deployed.find(params[:deployment_id])
 
         present deployment, with: Entities::Deployment
       end

lib/gitlab/cycle_analytics/summary/deploy.rb

@@ -7,7 +7,7 @@ module Gitlab
         end
 
         def value
-          @value ||= @project.deployments.where("created_at > ?", @from).count
+          @value ||= @project.deployments.deployed.where("finished_at > ?", @from).count
         end
       end
     end

spec/factories/deployments.rb

@@ -47,5 +47,13 @@ FactoryBot.define do
         deployment.succeed!
       end
     end
+
+    trait :start do
+      action :start
+    end
+
+    trait :stop do
+      action :stop
+    end
   end
 end

spec/features/merge_request/user_sees_deployment_widget_spec.rb

 require 'rails_helper'
 
 describe 'Merge request > User sees deployment widget', :js do
-  describe 'when deployed to an environment' do
+  describe 'when merge request has associated environments' do
     let(:user) { create(:user) }
     let(:project) { create(:project, :repository) }
     let(:merge_request) { create(:merge_request, :merged, source_project: project) }
@@ -10,30 +10,126 @@ describe 'Merge request > User sees deployment widget', :js do
     let(:ref) { merge_request.target_branch }
     let(:sha) { project.commit(ref).id }
     let(:pipeline) { create(:ci_pipeline_without_jobs, sha: sha, project: project, ref: ref) }
-    let(:build)    { create(:ci_build, :success, pipeline: pipeline) }
-    let!(:deployment) { create(:deployment, :succeed, environment: environment, sha: sha, ref: ref, deployable: build) }
     let!(:manual) { }
 
     before do
       merge_request.update!(merge_commit_sha: sha)
       project.add_user(user, role)
       sign_in(user)
-      visit project_merge_request_path(project, merge_request)
-      wait_for_requests
     end
 
-    it 'displays that the environment is deployed' do
-      wait_for_requests
+    context 'when deployment is to start an environment' do
+      context 'when deployment succeeded' do
+        let(:build) { create(:ci_build, :success, pipeline: pipeline) }
+        let!(:deployment) { create(:deployment, :succeed, environment: environment, sha: sha, ref: ref, deployable: build) }
 
-      expect(page).to have_content("Deployed to #{environment.name}")
-      expect(find('.js-deploy-time')['data-original-title']).to eq(deployment.created_at.to_time.in_time_zone.to_s(:medium))
+        it 'displays that the environment is deployed' do
+          visit project_merge_request_path(project, merge_request)
+          wait_for_requests
+
+          expect(page).to have_content("Deployed to #{environment.name}")
+          expect(find('.js-deploy-time')['data-original-title']).to eq(deployment.created_at.to_time.in_time_zone.to_s(:medium))
+        end
+      end
+
+      context 'when deployment failed' do
+        let(:build) { create(:ci_build, :failed, pipeline: pipeline) }
+        let!(:deployment) { create(:deployment, :failed, environment: environment, sha: sha, ref: ref, deployable: build) }
+
+        it 'displays that the deployment failed' do
+          visit project_merge_request_path(project, merge_request)
+          wait_for_requests
+
+          expect(page).to have_content("Failed to deploy to #{environment.name}")
+          expect(page).not_to have_css('.js-deploy-time')
+        end
+      end
+
+      context 'when deployment running' do
+        let(:build) { create(:ci_build, :running, pipeline: pipeline) }
+        let!(:deployment) { create(:deployment, :running, environment: environment, sha: sha, ref: ref, deployable: build) }
+
+        it 'displays that the running deployment' do
+          visit project_merge_request_path(project, merge_request)
+          wait_for_requests
+
+          expect(page).to have_content("Deploying to #{environment.name}")
+          expect(page).not_to have_css('.js-deploy-time')
+        end
+      end
+
+      context 'when deployment will happen' do
+        let(:build) { create(:ci_build, :created, pipeline: pipeline) }
+        let!(:deployment) { create(:deployment, environment: environment, sha: sha, ref: ref, deployable: build) }
+
+        it 'displays that the environment name' do
+          visit project_merge_request_path(project, merge_request)
+          wait_for_requests
+
+          expect(page).to have_content("Deploying to #{environment.name}")
+          expect(page).not_to have_css('.js-deploy-time')
+        end
+      end
+    end
+
+    context 'when deployment is to stop an environment' do
+      context 'when the stop action succeeded' do
+        let(:build) { create(:ci_build, :success, pipeline: pipeline) }
+        let!(:deployment) { create(:deployment, :succeed, :stop, environment: environment, sha: sha, ref: ref, deployable: build) }
+
+        it 'does not display deployment info' do
+          visit project_merge_request_path(project, merge_request)
+          wait_for_requests
+
+          expect(page).not_to have_css('.deployment-info')
+        end
+      end
+
+      context 'when the stop action failed' do
+        let(:build) { create(:ci_build, :failed, pipeline: pipeline) }
+        let!(:deployment) { create(:deployment, :failed, :stop, environment: environment, sha: sha, ref: ref, deployable: build) }
+
+        it 'does not display deployment info' do
+          visit project_merge_request_path(project, merge_request)
+          wait_for_requests
+
+          expect(page).not_to have_css('.deployment-info')
+        end
+      end
+
+      context 'when the stop action is running' do
+        let(:build) { create(:ci_build, :running, pipeline: pipeline) }
+        let!(:deployment) { create(:deployment, :running, :stop, environment: environment, sha: sha, ref: ref, deployable: build) }
+
+        it 'does not display deployment info' do
+          visit project_merge_request_path(project, merge_request)
+          wait_for_requests
+
+          expect(page).not_to have_css('.deployment-info')
+        end
+      end
+
+      context 'when the stop action will happen' do
+        let(:build) { create(:ci_build, :created, pipeline: pipeline) }
+        let!(:deployment) { create(:deployment, :stop, environment: environment, sha: sha, ref: ref, deployable: build) }
+
+        it 'does not display deployment info' do
+          visit project_merge_request_path(project, merge_request)
+          wait_for_requests
+
+          expect(page).not_to have_css('.deployment-info')
+        end
+      end
     end
 
     context 'with stop action' do
+      let(:build) { create(:ci_build, :success, pipeline: pipeline) }
+      let!(:deployment) { create(:deployment, :succeed, environment: environment, sha: sha, ref: ref, deployable: build) }
       let(:manual) { create(:ci_build, :manual, pipeline: pipeline, name: 'close_app') }
 
       before do
         deployment.update!(on_stop: manual.name)
+        visit project_merge_request_path(project, merge_request)
         wait_for_requests
       end
 

spec/features/projects/environments/environment_spec.rb

@@ -43,6 +43,58 @@ describe 'Environment' do
         end
       end
 
+      context 'when there is a successful deployment' do
+        let(:pipeline) { create(:ci_pipeline, project: project) }
+        let(:build) { create(:ci_build, :success, pipeline: pipeline) }
+
+        let(:deployment) do
+          create(:deployment, :success, environment: environment, deployable: build)
+        end
+
+        it 'does show deployments' do
+          expect(page).to have_link("#{build.name} (##{build.id})")
+        end
+      end
+
+      context 'when there is a running deployment' do
+        let(:pipeline) { create(:ci_pipeline, project: project) }
+        let(:build) { create(:ci_build, pipeline: pipeline) }
+
+        let(:deployment) do
+          create(:deployment, :running, environment: environment, deployable: build)
+        end
+
+        it 'does show no deployments' do
+          expect(page).to have_content('You don\'t have any deployments right now.')
+        end
+      end
+
+      context 'when there is a failed deployment' do
+        let(:pipeline) { create(:ci_pipeline, project: project) }
+        let(:build) { create(:ci_build, pipeline: pipeline) }
+
+        let(:deployment) do
+          create(:deployment, :failed, environment: environment, deployable: build)
+        end
+
+        it 'does show no deployments' do
+          expect(page).to have_content('You don\'t have any deployments right now.')
+        end
+      end
+
+      context 'when there is a successful stop action' do
+        let(:pipeline) { create(:ci_pipeline, project: project) }
+        let(:build) { create(:ci_build, :success, pipeline: pipeline) }
+
+        let(:deployment) do
+          create(:deployment, :success, :stop, environment: environment, deployable: build)
+        end
+
+        it 'does show no deployments' do
+          expect(page).to have_content('You don\'t have any deployments right now.')
+        end
+      end
+
       context 'with related deployable present' do
         let(:pipeline) { create(:ci_pipeline, project: project) }
         let(:build) { create(:ci_build, pipeline: pipeline) }

spec/features/projects/environments/environments_spec.rb

@@ -128,7 +128,7 @@ describe 'Environments page', :js do
       end
     end
 
-    context 'when there are deployments' do
+    context 'when there are successful deployments' do
       let(:project) { create(:project, :repository) }
 
       let!(:deployment) do
@@ -328,6 +328,39 @@ describe 'Environments page', :js do
         end
       end
     end
+
+    context 'when there is a failed deployment' do
+      let(:project) { create(:project, :repository) }
+
+      let!(:deployment) do
+        create(:deployment, :failed,
+                            environment: environment,
+                            sha: project.commit.id)
+      end
+
+      it 'does not show deployments' do
+        visit_environments(project)
+
+        expect(page).to have_content('No deployments yet')
+      end
+    end
+
+    context 'when there is a successful stop action' do
+      let(:project) { create(:project, :repository) }
+
+      let!(:deployment) do
+        create(:deployment, :success,
+                            :stop,
+                            environment: environment,
+                            sha: project.commit.id)
+      end
+
+      it 'does not show deployments' do
+        visit_environments(project)
+
+        expect(page).to have_content('No deployments yet')
+      end
+    end
   end
 
   it 'does have a new environment button' do

spec/models/concerns/deployable_spec.rb

@@ -22,13 +22,17 @@ describe Deployable do
         expect(deployment.on_stop).to eq('stop_review_app')
         expect(environment.name).to eq('review/master')
       end
+
+      it 'updates action column to start' do
+        expect(deployment).to be_start
+      end
     end
 
-    context 'when the deployable object will stop an environment' do
+    context 'when the deployable object will stop the review app' do
       let!(:job) { create(:ci_build, :stop_review_app) }
 
-      it 'does not create a deployment record' do
-        expect(deployment).to be_nil
+      it 'updates action column to stop' do
+        expect(deployment).to be_stop
       end
     end
 

spec/models/deployment_spec.rb

@@ -191,6 +191,150 @@ describe Deployment do
     end
   end
 
+  describe '.deployed' do
+    subject { described_class.deployed }
+
+    context 'when deployment starts an environment' do
+      context 'when the action was successful' do
+        let!(:deployment) { create(:deployment, :start, :success) }
+
+        it 'returns the deployment' do
+          is_expected.to eq([deployment])
+        end
+      end
+
+      context 'when the action failed' do
+        let!(:deployment) { create(:deployment, :start, :failed) }
+
+        it 'returns nothing' do
+          is_expected.to be_empty
+        end
+      end
+    end
+
+    context 'when deployment stops an environment' do
+      context 'when the action was successful' do
+        let!(:deployment) { create(:deployment, :stop, :success) }
+
+        it 'returns nothing' do
+          is_expected.to be_empty
+        end
+      end
+
+      context 'when the action failed' do
+        let!(:deployment) { create(:deployment, :stop, :failed) }
+
+        it 'returns nothing' do
+          is_expected.to be_empty
+        end
+      end
+    end
+  end
+
+  describe '.stopped' do
+    subject { described_class.stopped }
+
+    context 'when deployment starts an environment' do
+      context 'when the action was successful' do
+        let!(:deployment) { create(:deployment, :start, :success) }
+
+        it 'returns nothing' do
+          is_expected.to be_empty
+        end
+      end
+
+      context 'when the action failed' do
+        let!(:deployment) { create(:deployment, :start, :failed) }
+
+        it 'returns nothing' do
+          is_expected.to be_empty
+        end
+      end
+    end
+
+    context 'when deployment stops an environment' do
+      context 'when the action was successful' do
+        let!(:deployment) { create(:deployment, :stop, :success) }
+
+        it 'returns the deployment' do
+          is_expected.to eq([deployment])
+        end
+      end
+
+      context 'when the action failed' do
+        let!(:deployment) { create(:deployment, :stop, :failed) }
+
+        it 'returns nothing' do
+          is_expected.to be_empty
+        end
+      end
+    end
+  end
+
+  describe '#deployed?' do
+    subject { deployment.deployed? }
+
+    context 'when deployment starts an environment' do
+      context 'when the action was successful' do
+        let!(:deployment) { create(:deployment, :start, :success) }
+
+        it { is_expected.to be_truthy }
+      end
+
+      context 'when the action failed' do
+        let!(:deployment) { create(:deployment, :start, :failed) }
+
+        it { is_expected.to be_falsy }
+      end
+    end
+
+    context 'when deployment stops an environment' do
+      context 'when the action was successful' do
+        let!(:deployment) { create(:deployment, :stop, :success) }
+
+        it { is_expected.to be_falsy }
+      end
+
+      context 'when the action failed' do
+        let!(:deployment) { create(:deployment, :stop, :failed) }
+
+        it { is_expected.to be_falsy }
+      end
+    end
+  end
+
+  describe '#stopped?' do
+    subject { deployment.stopped? }
+
+    context 'when deployment starts an environment' do
+      context 'when the action was successful' do
+        let!(:deployment) { create(:deployment, :start, :success) }
+
+        it { is_expected.to be_falsy }
+      end
+
+      context 'when the action failed' do
+        let!(:deployment) { create(:deployment, :start, :failed) }
+
+        it { is_expected.to be_falsy }
+      end
+    end
+
+    context 'when deployment stops an environment' do
+      context 'when the action was successful' do
+        let!(:deployment) { create(:deployment, :stop, :success) }
+
+        it { is_expected.to be_truthy }
+      end
+
+      context 'when the action failed' do
+        let!(:deployment) { create(:deployment, :stop, :failed) }
+
+        it { is_expected.to be_falsy }
+      end
+    end
+  end
+
   describe '#deployed_at' do
     subject { deployment.deployed_at }
 

spec/models/environment_spec.rb

@@ -53,6 +53,65 @@ describe Environment do
     end
   end
 
+  describe '.with_deployment' do
+    subject { described_class.with_deployment(sha) }
+
+    let(:environment) { create(:environment) }
+    let(:sha) { RepoHelpers.sample_commit.id }
+
+    context 'when deployment starts environment' do
+      context 'when deployment has the specified sha' do
+        let!(:deployment) { create(:deployment, :start, environment: environment, sha: sha) }
+
+        it { is_expected.to eq([environment]) }
+      end
+
+      context 'when deployment does not have the specified sha' do
+        let!(:deployment) { create(:deployment, :start, environment: environment, sha: 'abc') }
+
+        it { is_expected.to be_empty }
+      end
+    end
+
+    context 'when deployment stops environment' do
+      let!(:deployment) { create(:deployment, :stop, environment: environment) }
+
+      it { is_expected.to be_empty }
+    end
+  end
+
+  describe '#last_deployed_at' do
+    subject { environment.last_deployed_at }
+
+    let(:environment) { create(:environment) }
+
+    context 'when the latest deployment is for starting an environment' do
+      context 'when the latest deployment is successful' do
+        let!(:deployment) { create(:deployment, :start, :success, environment: environment) }
+
+        it { expect(subject.to_i).to eq(deployment.finished_at.to_i) }
+      end
+
+      context 'when the latest deployment failed' do
+        let!(:deployment) { create(:deployment, :start, :failed, environment: environment) }
+
+        it { is_expected.to be_nil }
+      end
+
+      context 'when the latest deployment is running' do
+        let!(:deployment) { create(:deployment, :start, :running, environment: environment) }
+
+        it { is_expected.to be_nil }
+      end
+    end
+
+    context 'when the latest deployment is for stopping environment' do
+      let!(:deployment) { create(:deployment, :stop, :success, environment: environment) }
+
+      it { is_expected.to be_nil }
+    end
+  end
+
   describe '#folder_name' do
     context 'when it is inside a folder' do
       subject(:environment) do
@@ -134,26 +193,6 @@ describe Environment do
     end
   end
 
-  describe '#first_deployment_for' do
-    let(:project)       { create(:project, :repository) }
-    let!(:deployment)   { create(:deployment, :succeed, environment: environment, ref: commit.parent.id) }
-    let!(:deployment1)  { create(:deployment, :succeed, environment: environment, ref: commit.id) }
-    let(:head_commit)   { project.commit }
-    let(:commit)        { project.commit.parent }
-
-    it 'returns deployment id for the environment' do
-      expect(environment.first_deployment_for(commit.id)).to eq deployment1
-    end
-
-    it 'return nil when no deployment is found' do
-      expect(environment.first_deployment_for(head_commit.id)).to eq nil
-    end
-
-    it 'returns a UTF-8 ref' do
-      expect(environment.first_deployment_for(commit.id).ref).to be_utf8
-    end
-  end
-
   describe '#environment_type' do
     subject { environment.environment_type }
 

spec/models/environment_status_spec.rb

 require 'spec_helper'
 
 describe EnvironmentStatus do
-  let(:deployment)    { create(:deployment, :succeed, :review_app) }
-  let(:environment)   { deployment.environment}
+  include ProjectForksHelper
+
+  let(:deployment)    { create(:deployment, :succeed, :start, :review_app) }
+  let(:environment)   { deployment.environment }
   let(:project)       { deployment.project }
   let(:merge_request) { create(:merge_request, :deployed_review_app, deployment: deployment) }
   let(:sha)           { deployment.sha }
@@ -65,9 +67,9 @@ describe EnvironmentStatus do
     let(:admin)    { create(:admin) }
     let(:pipeline) { create(:ci_pipeline, sha: sha) }
 
-    it 'is based on merge_request.head_pipeline' do
-      expect(merge_request).to receive(:head_pipeline).and_return(pipeline)
-      expect(merge_request).not_to receive(:merge_pipeline)
+    it 'is based on merge_request.diff_head_sha' do
+      expect(merge_request).to receive(:diff_head_sha)
+      expect(merge_request).not_to receive(:merge_commit_sha)
 
       described_class.for_merge_request(merge_request, admin)
     end
@@ -81,11 +83,74 @@ describe EnvironmentStatus do
       merge_request.mark_as_merged!
     end
 
-    it 'is based on merge_request.merge_pipeline' do
-      expect(merge_request).to receive(:merge_pipeline).and_return(pipeline)
-      expect(merge_request).not_to receive(:head_pipeline)
+    it 'is based on merge_request.merge_commit_sha' do
+      expect(merge_request).to receive(:merge_commit_sha)
+      expect(merge_request).not_to receive(:diff_head_sha)
 
       described_class.after_merge_request(merge_request, admin)
     end
   end
+
+  describe '.build_environments_status' do
+    subject { described_class.send(:build_environments_status, merge_request, user, sha) }
+
+    let!(:build) { create(:ci_build, :deploy_to_production, pipeline: pipeline) }
+    let(:environment) { build.deployment.environment }
+    let(:user) { project.owner }
+
+    before do
+      build.deployment.update(sha: sha)
+    end
+
+    context 'when environment is created on a forked project' do
+      let(:project) { create(:project, :repository) }
+      let(:forked) { fork_project(project, user, repository: true) }
+      let(:sha) { forked.commit.sha }
+      let(:pipeline) { create(:ci_pipeline, sha: sha, project: forked) }
+
+      let(:merge_request) do
+        create(:merge_request, source_project: forked, target_project: project, target_branch: 'master', head_pipeline: pipeline)
+      end
+
+      it 'returns environment status' do
+        expect(subject.count).to eq(1)
+        expect(subject[0].environment).to eq(environment)
+        expect(subject[0].merge_request).to eq(merge_request)
+        expect(subject[0].sha).to eq(sha)
+      end
+    end
+
+    context 'when environment is created on a target project' do
+      let(:project) { create(:project, :repository) }
+      let(:sha) { project.commit.sha }
+      let(:pipeline) { create(:ci_pipeline, sha: sha, project: project) }
+
+      let(:merge_request) do
+        create(:merge_request, source_project: project, source_branch: 'feature', target_project: project, target_branch: 'master', head_pipeline: pipeline)
+      end
+
+      it 'returns environment status' do
+        expect(subject.count).to eq(1)
+        expect(subject[0].environment).to eq(environment)
+        expect(subject[0].merge_request).to eq(merge_request)
+        expect(subject[0].sha).to eq(sha)
+      end
+
+      context 'when the build stops an environment' do
+        let!(:build) { create(:ci_build, :stop_review_app, pipeline: pipeline) }
+
+        it 'does not return environment status' do
+          expect(subject.count).to eq(0)
+        end
+      end
+
+      context 'when user does not have a permission to see the environment' do
+        let(:user) { create(:user) }
+
+        it 'does not return environment status' do
+          expect(subject.count).to eq(0)
+        end
+      end
+    end
+  end
 end

spec/serializers/environment_status_entity_spec.rb

@@ -15,6 +15,7 @@ describe EnvironmentStatusEntity do
   subject { entity.as_json }
 
   before do
+    deployment.update(sha: merge_request.diff_head_sha)
     allow(request).to receive(:current_user).and_return(user)
   end
 

spec/services/update_deployment_service_spec.rb → spec/services/start_environment_service_spec.rb

 require 'spec_helper'
 
-describe UpdateDeploymentService do
+describe StartEnvironmentService do
   let(:user) { create(:user) }
   let(:options) { { name: 'production' } }
 
@@ -84,8 +84,8 @@ describe UpdateDeploymentService do
       it 'updates external url' do
         subject
 
-        expect(subject.environment.name).to eq('review-apps/master')
-        expect(subject.environment.external_url).to eq('http://master.review-apps.gitlab.com')
+        expect(environment.reload.name).to eq('review-apps/master')
+        expect(environment.reload.external_url).to eq('http://master.review-apps.gitlab.com')
       end
     end
   end

spec/services/stop_environment_service_spec.rb

+require 'spec_helper'
+
+describe StopEnvironmentService do
+  let(:service) { described_class.new(deployment) }
+
+  describe '#execute' do
+    subject { service.execute }
+
+    context 'when environment is available' do
+      let(:environment) { create(:environment, state: :available) }
+
+      context 'when deployment was successful' do
+        let(:deployment) { create(:deployment, :success, :stop, environment: environment) }
+
+        it 'stops the environment' do
+          subject
+
+          expect(environment.reload).to be_stopped
+        end
+      end
+
+      context 'when deployment failed' do
+        let(:deployment) { create(:deployment, :failed, :stop, environment: environment) }
+
+        it 'does not stop the environment' do
+          subject
+
+          expect(environment.reload).to be_available
+        end
+      end
+    end
+
+    context 'when environment is stopped' do
+      let(:deployment) { create(:deployment, :success, :stop, environment: environment) }
+      let(:environment) { create(:environment, state: :stopped) }
+
+      it 'does not raise an error' do
+        expect { subject }.not_to raise_error
+        expect(environment.reload).to be_stopped
+      end
+    end
+  end
+end

spec/workers/build_success_worker_spec.rb

@@ -47,19 +47,6 @@ describe BuildSuccessWorker do
           expect(build.reload).not_to be_has_deployment
         end
       end
-
-      context 'when the build will stop an environment' do
-        let!(:build) { create(:ci_build, :stop_review_app, environment: environment.name, project: environment.project) }
-        let(:environment) { create(:environment, state: :available) }
-
-        it 'stops the environment' do
-          expect(environment).to be_available
-
-          subject
-
-          expect(environment.reload).to be_stopped
-        end
-      end
     end
 
     context 'when build does not exist' do

spec/workers/deployments/success_worker_spec.rb

@@ -3,34 +3,51 @@ require 'spec_helper'
 describe Deployments::SuccessWorker do
   subject { described_class.new.perform(deployment&.id) }
 
-  context 'when successful deployment' do
-    let(:deployment) { create(:deployment, :success) }
+  context 'when deployment starts environment' do
+    context 'when deployment was successful' do
+      let(:deployment) { create(:deployment, :start, :success) }
 
-    it 'executes UpdateDeploymentService' do
-      expect(UpdateDeploymentService)
-        .to receive(:new).with(deployment).and_call_original
+      it 'executes StartEnvironmentService' do
+        expect(StartEnvironmentService)
+          .to receive(:new).with(deployment).and_call_original
 
-      subject
+        subject
+      end
     end
-  end
 
-  context 'when canceled deployment' do
-    let(:deployment) { create(:deployment, :canceled) }
+    context 'when deployment failed' do
+      let(:deployment) { create(:deployment, :start, :failed) }
 
-    it 'does not execute UpdateDeploymentService' do
-      expect(UpdateDeploymentService).not_to receive(:new)
+      it 'does not execute StartEnvironmentService' do
+        expect(StartEnvironmentService)
+          .not_to receive(:new).with(deployment).and_call_original
 
-      subject
+        subject
+      end
     end
   end
 
-  context 'when deploy record does not exist' do
-    let(:deployment) { nil }
+  context 'when deployment stops environment' do
+    context 'when deployment was successful' do
+      let(:deployment) { create(:deployment, :stop, :success) }
+
+      it 'executes StopEnvironmentService' do
+        expect(StopEnvironmentService)
+          .to receive(:new).with(deployment).and_call_original
+
+        subject
+      end
+    end
+
+    context 'when deployment failed' do
+      let(:deployment) { create(:deployment, :stop, :failed) }
 
-    it 'does not execute UpdateDeploymentService' do
-      expect(UpdateDeploymentService).not_to receive(:new)
+      it 'does not execute StopEnvironmentService' do
+        expect(StopEnvironmentService)
+          .not_to receive(:new).with(deployment).and_call_original
 
-      subject
+        subject
+      end
     end
   end
 end