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Add a function to rebuild the package_derivations_by_guix_revision

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At the moment, some data is missing, but this code will fix that.
This commit is contained in:
Christopher Baines 2019-12-22 17:36:49 +00:00
parent 69d95b133f
commit 2e0c1b4fcb
1 changed files with 64 additions and 18 deletions
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82
guix-data-service/model/package-derivation-by-guix-revision-range.scm
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@ -18,7 +18,9 @@
(define-module (guix-data-service model package-derivation-by-guix-revision-range)
#:use-module (ice-9 match)
#:use-module (squee)
#:export (update-package-derivations-table))
#:use-module (guix-data-service database)
#:export (update-package-derivations-table
rebuild-package-derivations-table))
(define (log-time action f)
(simple-format #t "debug: Starting ~A\n" action)
@ -51,13 +53,13 @@ WHERE git_repository_id = $1 AND
guix-revision-id
branch-name)))
(define (insert-guix-revision-package-derivation-entries conn
git-repository-id
guix-revision-id
branch-name)
(exec-query
conn
"
(define* (insert-guix-revision-package-derivation-entries conn
git-repository-id
branch-name
#:key guix-revision-id)
(define query
(string-append
"
INSERT INTO package_derivations_by_guix_revision_range
SELECT DISTINCT
$1::integer AS git_repository_id,
@ -84,23 +86,33 @@ INNER JOIN (
) AS revision_packages ON packages.id = revision_packages.package_id
INNER JOIN guix_revisions ON revision_packages.revision_id = guix_revisions.id
INNER JOIN git_branches ON guix_revisions.commit = git_branches.commit
WHERE git_branches.name = $2 AND
WHERE git_branches.name = $2"
(if guix-revision-id
" AND
revision_packages.derivation_id IN (
SELECT package_derivations.derivation_id
FROM package_derivations
INNER JOIN guix_revision_package_derivations
ON package_derivations.id = guix_revision_package_derivations.package_derivation_id
WHERE revision_id = $3
)
)"
"")
"
WINDOW package_version AS (
PARTITION BY packages.name, packages.version, revision_packages.derivation_id
ORDER BY git_branches.datetime
RANGE BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
)
ORDER BY packages.name, packages.version"
(list git-repository-id
branch-name
guix-revision-id)))
ORDER BY packages.name, packages.version"))
(exec-query
conn
query
`(,git-repository-id
,branch-name
,@(if guix-revision-id
(list guix-revision-id)
'()))))
(define (update-package-derivations-table conn
git-repository-id
@ -127,13 +139,47 @@ LOCK TABLE ONLY package_derivations_by_guix_revision_range
(log-time
(simple-format #f "inserting package derivation entries for ~A" branch-name)
(lambda ()
(insert-guix-revision-package-derivation-entries conn
git-repository-id
guix-revision-id
branch-name)))))
(insert-guix-revision-package-derivation-entries
conn
git-repository-id
branch-name
#:guix-revision-id guix-revision-id)))))
(exec-query
conn
"SELECT name FROM git_branches WHERE commit = $1 AND git_repository_id = $2"
(list commit git-repository-id)))
#t)
(define (rebuild-package-derivations-table conn)
(with-postgresql-transaction
conn
(lambda (conn)
;; Lock the table to wait for other transactions to commit before updating
;; the table
(exec-query
conn
"
LOCK TABLE ONLY package_derivations_by_guix_revision_range
IN SHARE ROW EXCLUSIVE MODE")
(log-time
(simple-format #f "deleting all package derivation entries")
(lambda ()
(exec-query conn "DELETE FROM package_derivations_by_guix_revision_range")))
(let ((git-branches-and-repository-ids
(exec-query
conn
"SELECT DISTINCT name, git_repository_id FROM git_branches")))
(for-each
(match-lambda
((branch-name git-repository-id)
(log-time
(simple-format #f "inserting package derivation entries for ~A" branch-name)
(lambda ()
(insert-guix-revision-package-derivation-entries
conn
git-repository-id
branch-name)))))
git-branches-and-repository-ids)))))