builder-web/bin/migrations/m20211105.ml

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let new_version = 15L and old_version = 14L
and identifier = "2021-11-05"
and migrate_doc = "add platform to build"
and rollback_doc = "remove platform from build"
open Grej.Syntax
let new_build =
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Caqti_type.unit ->. Caqti_type.unit @@
{| CREATE TABLE new_build (
id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
uuid VARCHAR(36) NOT NULL UNIQUE,
start_d INTEGER NOT NULL,
start_ps INTEGER NOT NULL,
finish_d INTEGER NOT NULL,
finish_ps INTEGER NOT NULL,
result_code INTEGER NOT NULL,
result_msg TEXT,
console TEXT NOT NULL,
script TEXT NOT NULL,
platform TEXT NOT NULL,
main_binary INTEGER,
user INTEGER NOT NULL,
job INTEGER NOT NULL,
input_id BLOB, -- sha256 (sha256<opam-switch> || sha256<build-environment> || sha256<system-packages>)
FOREIGN KEY(main_binary) REFERENCES build_artifact(id) DEFERRABLE INITIALLY DEFERRED,
FOREIGN KEY(user) REFERENCES user(id),
FOREIGN KEY(job) REFERENCES job(id)
)
|}
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let old_build =
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Caqti_type.unit ->. Caqti_type.unit @@
{| CREATE TABLE new_build (
id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
uuid VARCHAR(36) NOT NULL UNIQUE,
start_d INTEGER NOT NULL,
start_ps INTEGER NOT NULL,
finish_d INTEGER NOT NULL,
finish_ps INTEGER NOT NULL,
result_code INTEGER NOT NULL,
result_msg TEXT,
console TEXT NOT NULL,
script TEXT NOT NULL,
main_binary INTEGER,
user INTEGER NOT NULL,
job INTEGER NOT NULL,
input_id BLOB, -- sha256 (sha256<opam-switch> || sha256<build-environment> || sha256<system-packages>)
FOREIGN KEY(main_binary) REFERENCES build_artifact(id) DEFERRABLE INITIALLY DEFERRED,
FOREIGN KEY(user) REFERENCES user(id),
FOREIGN KEY(job) REFERENCES job(id)
)
|}
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let copy_from_old_build =
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Caqti_type.unit ->. Caqti_type.unit @@
{| INSERT INTO new_build(id, uuid, start_d, start_ps, finish_d, finish_ps,
result_code, result_msg, console, script, platform, main_binary, user, job, input_id)
SELECT id, uuid, start_d, start_ps, finish_d, finish_ps, result_code, result_msg,
console, script, 'PLACEHOLDER-PLATFORM', main_binary, user, job, input_id
FROM build
|}
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let copy_from_new_build =
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Caqti_type.unit ->. Caqti_type.unit @@
{| INSERT INTO new_build(id, uuid, start_d, start_ps, finish_d, finish_ps,
result_code, result_msg, console, script, main_binary, user, job, input_id)
SELECT id, uuid, start_d, start_ps, finish_d, finish_ps, result_code, result_msg,
console, script, main_binary, user, job, input_id
FROM build
|}
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let build_id_and_user =
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Caqti_type.unit ->* Caqti_type.(tup2 (Builder_db.Rep.id (`build : [ `build ])) int64) @@
"SELECT id, user FROM build"
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let update_new_build_platform =
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Caqti_type.(tup2 (Builder_db.Rep.id (`build : [ `build ])) string) ->. Caqti_type.unit @@
"UPDATE new_build SET platform = $2 WHERE id = $1"
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let drop_build =
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Caqti_type.unit ->. Caqti_type.unit @@
"DROP TABLE build"
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let rename_build =
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Caqti_type.unit ->. Caqti_type.unit @@
"ALTER TABLE new_build RENAME TO build"
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(*
1|reynir
2|freebsd-builder
3|ubuntu-builder
5|nologin
6|reynir-solsort
7|reynir-spurv
*)
let platform_of_user_id = function
| 1L -> assert false
| 2L -> "freebsd-12"
| 3L -> "ubuntu-20.04"
| 5L -> assert false
| 6L -> "debian-10"
| 7L -> "debian-11"
| _ -> assert false
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let idx_build_job_start =
Caqti_type.unit ->. Caqti_type.unit @@
"CREATE INDEX idx_build_job_start ON build(job, start_d DESC, start_ps DESC)"
let idx_build_failed =
Caqti_type.unit ->. Caqti_type.unit @@
"CREATE INDEX idx_build_failed ON build(job, start_d DESC, start_ps DESC) WHERE result_code <> 0"
let idx_build_input_id =
Caqti_type.unit ->. Caqti_type.unit @@
"CREATE INDEX idx_build_input_id ON build(input_id)"
let idx_build_main_binary =
Caqti_type.unit ->. Caqti_type.unit @@
"CREATE INDEX idx_build_main_binary ON build(main_binary)"
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let migrate _datadir (module Db : Caqti_blocking.CONNECTION) =
let* () = Grej.check_version ~user_version:old_version (module Db) in
let* () = Db.exec new_build () in
let* () = Db.exec copy_from_old_build () in
let* builds = Db.collect_list build_id_and_user () in
let* () =
Grej.list_iter_result (fun (id, user) ->
let platform = platform_of_user_id user in
Db.exec update_new_build_platform (id, platform))
builds
in
let* () = Db.exec drop_build () in
let* () = Db.exec rename_build () in
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let* () = Db.exec idx_build_job_start () in
let* () = Db.exec idx_build_failed () in
let* () = Db.exec idx_build_input_id () in
let* () = Db.exec idx_build_main_binary () in
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Db.exec (Grej.set_version new_version) ()
let rollback _datadir (module Db : Caqti_blocking.CONNECTION) =
let* () = Grej.check_version ~user_version:new_version (module Db) in
let* () = Db.exec old_build () in
let* () = Db.exec copy_from_new_build () in
let* () = Db.exec drop_build () in
let* () = Db.exec rename_build () in
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let* () = Db.exec idx_build_job_start () in
let* () = Db.exec idx_build_failed () in
let* () = Db.exec idx_build_input_id () in
let* () = Db.exec idx_build_main_binary () in
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Db.exec (Grej.set_version old_version) ()