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mirror of https://github.com/redis/go-redis.git synced 2025-07-29 17:41:15 +03:00

ScriptLoad, ScriptExists and ScriptFlush for ClusterClient

This commit is contained in:
Svyatoslav Kryukov
2021-04-16 16:58:11 +03:00
parent a47d2c2085
commit 5557db4fc9
2 changed files with 118 additions and 0 deletions

View File

@ -2,6 +2,7 @@ package redis
import (
"context"
"sync"
"sync/atomic"
)
@ -23,3 +24,76 @@ func (c *ClusterClient) DBSize(ctx context.Context) *IntCmd {
cmd.val = size
return cmd
}
func (c *ClusterClient) ScriptLoad(ctx context.Context, script string) *StringCmd {
cmd := NewStringCmd(ctx, "script", "load", script)
mu := &sync.Mutex{}
err := c.ForEachShard(ctx, func(ctx context.Context, shard *Client) error {
val, err := shard.ScriptLoad(ctx, script).Result()
if err != nil {
return err
}
mu.Lock()
if cmd.Val() == "" {
cmd.val = val
}
mu.Unlock()
return nil
})
if err != nil {
cmd.SetErr(err)
}
return cmd
}
func (c *ClusterClient) ScriptFlush(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "script", "flush")
_ = c.ForEachShard(ctx, func(ctx context.Context, shard *Client) error {
shard.ScriptFlush(ctx)
return nil
})
return cmd
}
func (c *ClusterClient) ScriptExists(ctx context.Context, hashes ...string) *BoolSliceCmd {
args := make([]interface{}, 2+len(hashes))
args[0] = "script"
args[1] = "exists"
for i, hash := range hashes {
args[2+i] = hash
}
cmd := NewBoolSliceCmd(ctx, args...)
result := make([]bool, len(hashes))
for i := range result {
result[i] = true
}
mu := &sync.Mutex{}
err := c.ForEachShard(ctx, func(ctx context.Context, shard *Client) error {
val, err := shard.ScriptExists(ctx, hashes...).Result()
if err != nil {
return err
}
mu.Lock()
for i, v := range val {
result[i] = result[i] && v
}
mu.Unlock()
return nil
})
if err != nil {
cmd.SetErr(err)
}
cmd.val = result
return cmd
}