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zot/pkg/storage/cache_test.go
Andrei Aaron 05823cd74f
redis driver for blob cache information and metadb (#2865)
* feat: add redis cache support

https://github.com/project-zot/zot/pull/2005
Fixes https://github.com/project-zot/zot/issues/2004

* feat: add redis cache support

Currently, we have dynamoDB as the remote shared cache but ideal only
for the cloud use case.
For on-prem use case, add support for redis.

Signed-off-by: Ramkumar Chinchani <rchincha@cisco.com>

* feat(redis): added blackbox tests for redis

Signed-off-by: Petu Eusebiu <peusebiu@cisco.com>

* feat(redis): dummy implementation of MetaDB interface for redis cache

Signed-off-by: Alexei Dodon <adodon@cisco.com>

* feat: check validity of driver configuration on metadb instantiation

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat: multiple fixes for redis cache driver implementation

- add missing method GetAllBlobs
- add redis cache tests, with and without mocking

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): redis implementation for MetaDB

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): use redsync to block concurrent write access to the redis DB

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): update .github/workflows/cluster.yaml to also test redis

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(metadb): add keyPrefix parameter for redis and remove unneeded method meta.Crate()

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): support RedisCluster configuration and add unit tests

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): more tests for redis metadb implementation

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): add more examples and update examples/README.md

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): move option parsing and redis client initialization under pkg/api/config/redis

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* chore(cachedb): move Cache interface to pkg/storage/types

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): reorganize code in pkg/storage/cache.go

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): call redis.SetLogger() with the zot logger as parameter

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

* feat(redis): rename pkg/meta/redisdb to pkg/meta/redis

Signed-off-by: Andrei Aaron <aaaron@luxoft.com>

---------

Signed-off-by: Ramkumar Chinchani <rchincha@cisco.com>
Signed-off-by: Petu Eusebiu <peusebiu@cisco.com>
Signed-off-by: Alexei Dodon <adodon@cisco.com>
Signed-off-by: Andrei Aaron <aaaron@luxoft.com>
Co-authored-by: a <a@tuxpa.in>
Co-authored-by: Ramkumar Chinchani <rchincha@cisco.com>
Co-authored-by: Petu Eusebiu <peusebiu@cisco.com>
Co-authored-by: Alexei Dodon <adodon@cisco.com>
2025-01-30 11:00:52 -08:00

84 lines
2 KiB
Go

package storage_test
import (
"path"
"testing"
. "github.com/smartystreets/goconvey/convey"
"zotregistry.dev/zot/errors"
"zotregistry.dev/zot/pkg/log"
"zotregistry.dev/zot/pkg/storage"
"zotregistry.dev/zot/pkg/storage/cache"
)
func TestCache(t *testing.T) {
Convey("Make a new cache", t, func() {
dir := t.TempDir()
log := log.NewLogger("debug", "")
So(log, ShouldNotBeNil)
_, err := storage.Create("boltdb", "failTypeAssertion", log)
So(err, ShouldNotBeNil)
cacheDriver, _ := storage.Create("boltdb", cache.BoltDBDriverParameters{
RootDir: "/deadBEEF",
Name: "cache_test",
UseRelPaths: true,
}, log)
So(cacheDriver, ShouldBeNil)
cacheDriver, _ = storage.Create("boltdb", cache.BoltDBDriverParameters{
RootDir: dir,
Name: "cache_test",
UseRelPaths: true,
}, log)
So(cacheDriver, ShouldNotBeNil)
So(cacheDriver.UsesRelativePaths(), ShouldBeTrue)
name := cacheDriver.Name()
So(name, ShouldEqual, "boltdb")
val, err := cacheDriver.GetBlob("key")
So(err, ShouldEqual, errors.ErrCacheMiss)
So(val, ShouldBeEmpty)
exists := cacheDriver.HasBlob("key", "value")
So(exists, ShouldBeFalse)
err = cacheDriver.PutBlob("key", path.Join(dir, "value"))
So(err, ShouldBeNil)
err = cacheDriver.PutBlob("key", "value")
So(err, ShouldNotBeNil)
exists = cacheDriver.HasBlob("key", "value")
So(exists, ShouldBeTrue)
val, err = cacheDriver.GetBlob("key")
So(err, ShouldBeNil)
So(val, ShouldNotBeEmpty)
err = cacheDriver.DeleteBlob("bogusKey", "bogusValue")
So(err, ShouldEqual, errors.ErrCacheMiss)
err = cacheDriver.DeleteBlob("key", "bogusValue")
So(err, ShouldBeNil)
// try to insert empty path
err = cacheDriver.PutBlob("key", "")
So(err, ShouldNotBeNil)
So(err, ShouldEqual, errors.ErrEmptyValue)
})
Convey("Invalid cache driver dbtype", t, func() {
log := log.NewLogger("debug", "")
So(log, ShouldNotBeNil)
cacheDriver, err := storage.Create("sometype", map[string]interface{}{}, log)
So(err, ShouldEqual, errors.ErrBadConfig)
So(cacheDriver, ShouldBeNil)
})
}