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Merge pull request #6706 from lheckemann/cache-info-cache-invalidation

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nar-info-disk-cache: refresh nix-cache-info weekly
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Théophane Hufschmitt 2022-06-29 07:56:27 +02:00 committed by GitHub
parent 6cb41288ac 8cf26385cd
commit 56cf96a1b9
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1 changed files with 5 additions and 2 deletions
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7
src/libstore/nar-info-disk-cache.cc
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@ -62,6 +62,9 @@ public:
/* How often to purge expired entries from the cache. */ /* How often to purge expired entries from the cache. */
const int purgeInterval = 24 * 3600; const int purgeInterval = 24 * 3600;
/* How long to cache binary cache info (i.e. /nix-cache-info) */
const int cacheInfoTtl = 7 * 24 * 3600;
struct Cache struct Cache
{ {
int id; int id;
@ -98,7 +101,7 @@ public:
"insert or replace into BinaryCaches(url, timestamp, storeDir, wantMassQuery, priority) values (?, ?, ?, ?, ?)"); "insert or replace into BinaryCaches(url, timestamp, storeDir, wantMassQuery, priority) values (?, ?, ?, ?, ?)");
state->queryCache.create(state->db, state->queryCache.create(state->db,
"select id, storeDir, wantMassQuery, priority from BinaryCaches where url = ?"); "select id, storeDir, wantMassQuery, priority from BinaryCaches where url = ? and timestamp > ?");
state->insertNAR.create(state->db, state->insertNAR.create(state->db,
"insert or replace into NARs(cache, hashPart, namePart, url, compression, fileHash, fileSize, narHash, " "insert or replace into NARs(cache, hashPart, namePart, url, compression, fileHash, fileSize, narHash, "
@ -183,7 +186,7 @@ public:
auto i = state->caches.find(uri); auto i = state->caches.find(uri);
if (i == state->caches.end()) { if (i == state->caches.end()) {
auto queryCache(state->queryCache.use()(uri)); auto queryCache(state->queryCache.use()(uri)(time(0) - cacheInfoTtl));
if (!queryCache.next()) if (!queryCache.next())
return std::nullopt; return std::nullopt;
state->caches.emplace(uri, state->caches.emplace(uri,