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https://github.com/go-gitea/gitea
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7f8e3192cd
* Allow common redis and leveldb connections Prevents multiple reopening of redis and leveldb connections to the same place by sharing connections. Further allows for more configurable redis connection type using the redisURI and a leveldbURI scheme. Signed-off-by: Andrew Thornton <art27@cantab.net> * add unit-test Signed-off-by: Andrew Thornton <art27@cantab.net> * as per @lunny Signed-off-by: Andrew Thornton <art27@cantab.net> * add test Signed-off-by: Andrew Thornton <art27@cantab.net> * Update modules/cache/cache_redis.go * Update modules/queue/queue_disk.go * Update modules/cache/cache_redis.go * Update modules/cache/cache_redis.go * Update modules/queue/unique_queue_disk.go * Update modules/queue/queue_disk.go * Update modules/queue/unique_queue_disk.go * Update modules/session/redis.go Co-authored-by: techknowlogick <techknowlogick@gitea.io> Co-authored-by: Lauris BH <lauris@nix.lv>
63 lines
1.4 KiB
Go
Vendored
63 lines
1.4 KiB
Go
Vendored
package redis
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import (
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"crypto/sha1"
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"encoding/hex"
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"io"
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"strings"
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)
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type scripter interface {
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Eval(script string, keys []string, args ...interface{}) *Cmd
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EvalSha(sha1 string, keys []string, args ...interface{}) *Cmd
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ScriptExists(hashes ...string) *BoolSliceCmd
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ScriptLoad(script string) *StringCmd
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}
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var _ scripter = (*Client)(nil)
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var _ scripter = (*Ring)(nil)
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var _ scripter = (*ClusterClient)(nil)
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type Script struct {
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src, hash string
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}
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func NewScript(src string) *Script {
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h := sha1.New()
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_, _ = io.WriteString(h, src)
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return &Script{
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src: src,
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hash: hex.EncodeToString(h.Sum(nil)),
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}
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}
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func (s *Script) Hash() string {
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return s.hash
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}
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func (s *Script) Load(c scripter) *StringCmd {
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return c.ScriptLoad(s.src)
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}
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func (s *Script) Exists(c scripter) *BoolSliceCmd {
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return c.ScriptExists(s.hash)
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}
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func (s *Script) Eval(c scripter, keys []string, args ...interface{}) *Cmd {
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return c.Eval(s.src, keys, args...)
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}
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func (s *Script) EvalSha(c scripter, keys []string, args ...interface{}) *Cmd {
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return c.EvalSha(s.hash, keys, args...)
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}
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// Run optimistically uses EVALSHA to run the script. If script does not exist
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// it is retried using EVAL.
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func (s *Script) Run(c scripter, keys []string, args ...interface{}) *Cmd {
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r := s.EvalSha(c, keys, args...)
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if err := r.Err(); err != nil && strings.HasPrefix(err.Error(), "NOSCRIPT ") {
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return s.Eval(c, keys, args...)
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}
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return r
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}
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