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Move redis config to CacheConfig struct, add cache prefixes & trace logging

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This commit is contained in:
Moritz Marquardt 2024-03-29 23:15:08 +01:00
parent e1a22d5f4c
commit 46c8daacba
7 changed files with 45 additions and 30 deletions
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26
server/cache/redis.go vendored
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@ -9,35 +9,41 @@ import (
)
type RedisCache struct {
ctx context.Context
rdb *redis.Client
name string
ctx context.Context
rdb *redis.Client
}
func (r *RedisCache) Set(key string, value []byte, ttl time.Duration) error {
return r.rdb.Set(r.ctx, key, value, ttl).Err()
log.Trace().Str("key", r.name+"::"+key).Int("len(value)", len(value)).Bytes("value", value).Msg("Set in Redis.")
return r.rdb.Set(r.ctx, r.name+"::"+key, value, ttl).Err()
}
func (r *RedisCache) Get(key string) ([]byte, bool) {
val, err := r.rdb.Get(r.ctx, key).Bytes()
val, err := r.rdb.Get(r.ctx, r.name+"::"+key).Bytes()
if err != nil {
if errors.Is(err, redis.Nil) {
log.Error().Err(err).Str("key", key).Msg("Couldn't request key from cache.")
if !errors.Is(err, redis.Nil) {
log.Error().Err(err).Str("key", r.name+"::"+key).Msg("Couldn't request key from cache.")
} else {
log.Trace().Str("key", r.name+"::"+key).Msg("Get from Redis, doesn't exist.")
}
return nil, false
} else {
log.Trace().Str("key", r.name+"::"+key).Int("len(value)", len(val)).Msg("Get from Redis.")
return val, true
}
}
func (r *RedisCache) Remove(key string) {
err := r.rdb.Del(r.ctx, key).Err()
if err == nil {
log.Error().Err(err).Str("key", key).Msg("Couldn't delete key from cache.")
err := r.rdb.Del(r.ctx, r.name+"::"+key).Err()
if err != nil {
log.Error().Err(err).Str("key", r.name+"::"+key).Msg("Couldn't delete key from cache.")
}
}
func NewRedisCache(opts *redis.Options) ICache {
func NewRedisCache(name string, opts *redis.Options) ICache {
return &RedisCache{
name,
context.Background(),
redis.NewClient(opts),
}