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(define-module (guix-data-service model build)
#:use-module (ice-9 match)
#:use-module (squee)
#:use-module (guix-data-service model utils)
#:export (select-build-stats
select-builds-with-context
select-builds-with-context-by-derivation-file-name
select-build-by-build-server-and-derivation-file-name
insert-builds
insert-build
ensure-build-exists))
(define (select-build-stats conn)
(define query
"
SELECT latest_build_status.status AS build_status, COUNT(*)
FROM derivations
LEFT JOIN builds ON builds.derivation_file_name = derivations.file_name
LEFT JOIN
(
SELECT DISTINCT ON (build_id) *
FROM build_status
ORDER BY build_id, timestamp DESC
) AS latest_build_status
ON builds.id = latest_build_status.build_id
GROUP BY latest_build_status.status
ORDER BY status")
(exec-query conn query))
(define (select-builds-with-context conn build-statuses build-server-ids)
(define where-conditions
(filter
string?
(list
(when (list? build-statuses)
(string-append
"latest_build_status.status IN ("
(string-join (map quote-string build-statuses)
",")
")"))
(when (list? build-server-ids)
(string-append
"builds.build_server_id IN ("
(string-join (map number->string build-server-ids)
", ")
")")))))
(define query
(string-append "
SELECT builds.id, build_servers.url, derivations.file_name,
latest_build_status.timestamp, latest_build_status.status
FROM builds
INNER JOIN build_servers ON build_servers.id = builds.build_server_id
INNER JOIN derivations ON derivations.file_name = builds.derivation_file_name
INNER JOIN
(
SELECT DISTINCT ON (build_id) *
FROM build_status
ORDER BY build_id, timestamp DESC
) AS latest_build_status
ON latest_build_status.build_id = builds.id
"
(if (null? where-conditions)
""
(string-append
"WHERE "
(string-join where-conditions " AND ")))
"
ORDER BY latest_build_status.timestamp DESC
LIMIT 100"))
(exec-query conn query))
(define (select-builds-with-context-by-derivation-file-name
conn derivation-file-name)
(define query
"
SELECT build_servers.url,
latest_build_status.timestamp,
latest_build_status.status
FROM builds
INNER JOIN build_servers ON build_servers.id = builds.build_server_id
INNER JOIN
(
SELECT DISTINCT ON (build_id) *
FROM build_status
ORDER BY build_id, timestamp DESC
) AS latest_build_status
ON latest_build_status.build_id = builds.id
WHERE builds.derivation_file_name = $1
ORDER BY latest_build_status.timestamp DESC")
(exec-query conn query (list derivation-file-name)))
(define (select-build-by-build-server-and-derivation-file-name
conn build-server-id derivation-file-name)
(define query
"
SELECT id, build_server_id, derivation_file_name
FROM builds
WHERE build_server_id = $1 AND derivation_file_name = $2")
(match (exec-query conn
query
(list (number->string build-server-id)
derivation-file-name))
((id build_server_id derivation_file_name)
(string->number id))
(_
#f)))
(define (insert-builds conn build-server-id derivation-file-names)
(insert-missing-data-and-return-all-ids
conn
"builds"
'(build_server_id derivation_file_name)
(map (lambda (derivation-file-name)
(list build-server-id
derivation-file-name))
derivation-file-names)
#:delete-duplicates? #t))
(define (insert-build conn build-server-id derivation-file-name)
(match (exec-query conn
"
INSERT INTO builds (build_server_id, derivation_file_name)
VALUES ($1, $2)
RETURNING (id)"
(list (number->string build-server-id)
derivation-file-name))
(((id))
(string->number id))))
(define (ensure-build-exists conn
build-server-id
derivation-file-name)
(let ((existing-build-id
(select-build-by-build-server-and-derivation-file-name
conn build-server-id derivation-file-name)))
(if existing-build-id
existing-build-id
(insert-build conn
build-server-id
derivation-file-name))))
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