mirror of https://notabug.org/mthl/cuirass.git
Add (cuirass database) module.
parent
992b57dade
commit
b24541e604
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@ -5,6 +5,7 @@ noinst_SCRIPTS = pre-inst-env
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dist_pkgmodule_DATA = \
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src/cuirass/base.scm \
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src/cuirass/database.scm \
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src/cuirass/job.scm \
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src/cuirass/ui.scm
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@ -20,7 +21,9 @@ SCM_LOG_DRIVER = \
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$(builddir)/pre-inst-env $(GUILE) \
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$(srcdir)/build-aux/test-driver.scm
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TESTS = tests/base.scm
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TESTS = \
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tests/base.scm \
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tests/database.scm
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# Unset 'GUILE_LOAD_COMPILED_PATH' altogether while compiling. Otherwise, if
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# $GUILE_LOAD_COMPILED_PATH contains $(cuirassmoduledir), we may find .go
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@ -0,0 +1,107 @@
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;;;; database.scm - store evaluation and build results
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;;;
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;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
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;;;
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;;; This file is part of Cuirass.
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;;;
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;;; Cuirass is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; Cuirass is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with Cuirass. If not, see <http://www.gnu.org/licenses/>.
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(define-module (cuirass database)
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#:use-module (cuirass base)
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#:use-module (cuirass job)
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#:use-module (sqlite3)
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#:export (db-init
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db-open
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db-close
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db-add-evaluation
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db-get-evaluation
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db-delete-evaluation))
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(define (sqlite-exec db sql)
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"Wrap 'sqlite-prepare', 'sqlite-step', and 'sqlite-finalize'."
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(let ((stmt (sqlite-prepare db sql)))
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(sqlite-step stmt)
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(sqlite-finalize stmt)))
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(define (db-init db-name)
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"Open database contained in DB-NAME, to store or read jobs and builds
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informations. DB-NAME must be a string. SCHEMA must be some SQL statements
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initialize the database. Return a database object."
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(when (file-exists? db-name)
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(format (current-error-port) "Removing leftover database ~a~%" db-name)
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(delete-file db-name))
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(let* ((db (sqlite-open db-name (logior SQLITE_OPEN_CREATE
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SQLITE_OPEN_READWRITE))))
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(for-each (λ (sql) (sqlite-exec db sql))
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'("PRAGMA foreign_keys=OFF;"
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"BEGIN TRANSACTION;"
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"COMMIT;"
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"
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CREATE TABLE job_spec (
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name text not null,
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url text not null,
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branch text not null,
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file text not null,
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proc text not null,
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arguments text not null,
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primary key (name)
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);"
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"
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CREATE TABLE build (
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id integer primary key autoincrement not null,
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job_spec text not null,
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drv text not null,
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output text
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-- foreign key (job_spec) references job_spec(name)
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);"))
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db))
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(define (db-open filename)
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"Open database contained in FILENAME, to store or read jobs and builds
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informations. Return a database object. FILENAME must be a string corresponding
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to a valid file name."
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(sqlite-open filename SQLITE_OPEN_READWRITE))
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(define (db-close db)
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"Close database object DB."
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(sqlite-close db))
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(define (db-add-evaluation db job)
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"Store a derivation result in database DB and return its ID."
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(sqlite-exec
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db
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(format #f "insert into build (job_spec, drv) values ('~A', '~A');"
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(job-name job)
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(job-derivation job)))
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(let* ((stmt (sqlite-prepare db "select last_insert_rowid() from build;"))
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(res (sqlite-step stmt)))
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(sqlite-finalize stmt)
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(vector-ref res 0)))
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(define (db-get-evaluation db id)
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"Retrieve a job in database DB which corresponds to ID."
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(let* ((stmt (sqlite-prepare
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db
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(format #f "select * from build where id=~A;" id)))
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(res (sqlite-step stmt)))
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(sqlite-finalize stmt)
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res))
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(define (db-delete-evaluation db id)
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"Delete a job in database DB which corresponds to ID."
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(sqlite-exec db
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(format #f "delete from build where id=~A;" id)))
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;; (define (db-add-build db id)
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;; "Store a build result corresponding to ID in database DB.")
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@ -0,0 +1,51 @@
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;;;; database.scm - tests for (cuirass database) module
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;;;
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;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
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;;;
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;;; This file is part of Cuirass.
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;;;
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;;; Cuirass is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; Cuirass is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with Cuirass. If not, see <http://www.gnu.org/licenses/>.
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(use-modules (cuirass database)
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(cuirass job)
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(srfi srfi-64))
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(define* (make-dummy-job #:optional (name "foo"))
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(make-job #:name name
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#:derivation (string-append name ".drv")
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#:metadata '()))
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(define tmp-database
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(let ((dir (dirname (current-filename))))
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(string-append dir "/tmp.db")))
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(define %db (make-parameter #t))
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(define %id (make-parameter #t))
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(dynamic-wind
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(const #t)
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(λ ()
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(test-assert "db-init"
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(%db (db-init tmp-database)))
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(test-assert "db-add-evaluation"
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(%id (db-add-evaluation (%db) (make-dummy-job))))
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(test-assert "db-get-evaluation"
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(db-get-evaluation (%db) (%id)))
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(test-assert "db-close"
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(db-close (%db))))
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(λ ()
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(delete-file tmp-database)))
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