builder-web/bin/migrations/m20210609.ml

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let new_version = 7L and old_version = 6L
let identifier = "2021-06-09"
let migrate_doc = "add user column to build"
let rollback_doc = "remove user column from build"
let idx_build_job_start =
Caqti_request.exec Caqti_type.unit
"CREATE INDEX idx_build_job_start ON build(job, start_d DESC, start_ps DESC)"
let nologin_user =
Caqti_request.exec
Caqti_type.unit
"INSERT INTO user (username, password_hash, password_salt, scrypt_n, scrypt_r, scrypt_p, restricted) \
VALUES ('nologin', x'', x'', 16384, 8, 1, true)"
let remove_nologin_user =
Caqti_request.exec
Caqti_type.unit
"DELETE FROM user WHERE username = 'nologin'"
let new_build =
Caqti_request.exec
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_kind TINYINT NOT NULL,
result_code INTEGER,
result_msg TEXT,
console BLOB NOT NULL,
script TEXT NOT NULL,
main_binary INTEGER,
user INTEGER NOT NULL,
job INTEGER NOT NULL,
FOREIGN KEY(main_binary) REFERENCES build_artifact(id),
FOREIGN KEY(job) REFERENCES job(id),
FOREIGN KEY(user) REFERENCES user(id)
)
|}
let old_build =
Caqti_request.exec
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_kind TINYINT NOT NULL,
result_code INTEGER,
result_msg TEXT,
console BLOB NOT NULL,
script TEXT NOT NULL,
main_binary INTEGER,
job INTEGER NOT NULL,
FOREIGN KEY(main_binary) REFERENCES build_artifact(id),
FOREIGN KEY(job) REFERENCES job(id)
)
|}
let insert_from_old_build =
Caqti_request.exec ~oneshot:true
(Builder_db.Rep.id (`user : [`user]))
{| INSERT INTO new_build (id, uuid, start_d, start_ps, finish_d, finish_ps,
result_kind, result_code, result_msg, console,
script, main_binary, job, user)
SELECT id, uuid, start_d, start_ps, finish_d, finish_ps, result_kind,
result_code, result_msg, console, script, main_binary, job, ?
FROM build |}
let insert_from_new_build =
Caqti_request.exec ~oneshot:true
Caqti_type.unit
{| INSERT INTO new_build (id, uuid, start_d, start_ps, finish_d, finish_ps,
result_kind, result_code, result_msg, console,
script, main_binary, job)
SELECT id, uuid, start_d, start_ps, finish_d, finish_ps, result_kind,
result_code, result_msg, console, script, main_binary, job
FROM build |}
let drop_build =
Caqti_request.exec ~oneshot:true
Caqti_type.unit
"DROP TABLE build"
let rename_build =
Caqti_request.exec ~oneshot:true
Caqti_type.unit
"ALTER TABLE new_build RENAME TO build"
2021-10-20 09:10:43 +00:00
open Grej.Infix
let migrate _datadir (module Db : Caqti_blocking.CONNECTION) =
Grej.check_version ~user_version:old_version (module Db) >>= fun () ->
Db.exec nologin_user () >>= fun () ->
Db.find Builder_db.last_insert_rowid () >>= fun user_id ->
Db.exec new_build () >>= fun () ->
Db.exec insert_from_old_build user_id >>= fun () ->
Db.exec drop_build () >>= fun () ->
Db.exec rename_build () >>= fun () ->
Db.exec idx_build_job_start () >>= fun () ->
Db.exec (Grej.set_version new_version) ()
let rollback _datadir (module Db : Caqti_blocking.CONNECTION) =
Grej.check_version ~user_version:new_version (module Db) >>= fun () ->
Db.exec old_build () >>= fun () ->
Db.exec insert_from_new_build () >>= fun () ->
Db.exec drop_build () >>= fun () ->
Db.exec rename_build () >>= fun () ->
Db.exec idx_build_job_start () >>= fun () ->
Db.exec remove_nologin_user () >>= fun () ->
Db.exec (Grej.set_version old_version) ()