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https://github.com/redis/go-redis.git
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wip
This commit is contained in:
125
options.go
125
options.go
@ -29,10 +29,13 @@ type Limiter interface {
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// Options keeps the settings to set up redis connection.
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type Options struct {
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// The network type, either tcp or unix.
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// Default is tcp.
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// Network type, either tcp or unix.
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//
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// default: is tcp.
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Network string
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// host:port address.
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// Addr is the address formated as host:port
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Addr string
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// ClientName will execute the `CLIENT SETNAME ClientName` command for each conn.
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@ -42,21 +45,25 @@ type Options struct {
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// Network and Addr options.
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Dialer func(ctx context.Context, network, addr string) (net.Conn, error)
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// Hook that is called when new connection is established.
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// OnConnect Hook that is called when new connection is established.
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OnConnect func(ctx context.Context, cn *Conn) error
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// Protocol 2 or 3. Use the version to negotiate RESP version with redis-server.
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// Default is 3.
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//
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// default: 3.
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Protocol int
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// Use the specified Username to authenticate the current connection
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// Username is used to authenticate the current connection
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// with one of the connections defined in the ACL list when connecting
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// to a Redis 6.0 instance, or greater, that is using the Redis ACL system.
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Username string
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// Optional password. Must match the password specified in the
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// requirepass server configuration option (if connecting to a Redis 5.0 instance, or lower),
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// Password is an optional password. Must match the password specified in the
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// `requirepass` server configuration option (if connecting to a Redis 5.0 instance, or lower),
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// or the User Password when connecting to a Redis 6.0 instance, or greater,
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// that is using the Redis ACL system.
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Password string
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// CredentialsProvider allows the username and password to be updated
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// before reconnecting. It should return the current username and password.
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CredentialsProvider func() (username string, password string)
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@ -67,94 +74,128 @@ type Options struct {
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// There will be a conflict between them; if CredentialsProviderContext exists, we will ignore CredentialsProvider.
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CredentialsProviderContext func(ctx context.Context) (username string, password string, err error)
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// Database to be selected after connecting to the server.
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// DB is the database to be selected after connecting to the server.
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DB int
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// Maximum number of retries before giving up.
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// Default is 3 retries; -1 (not 0) disables retries.
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// MaxRetries is the maximum number of retries before giving up.
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// -1 (not 0) disables retries.
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//
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// default: 3 retries
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MaxRetries int
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// Minimum backoff between each retry.
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// Default is 8 milliseconds; -1 disables backoff.
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// MinRetryBackoff is the minimum backoff between each retry.
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// -1 disables backoff.
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//
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// default: 8 milliseconds
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MinRetryBackoff time.Duration
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// Maximum backoff between each retry.
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// Default is 512 milliseconds; -1 disables backoff.
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// MaxRetryBackoff is the maximum backoff between each retry.
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// -1 disables backoff.
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// default: 512 milliseconds;
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MaxRetryBackoff time.Duration
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// Dial timeout for establishing new connections.
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// Default is 5 seconds.
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// DialTimeout for establishing new connections.
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//
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// default: 5 seconds
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DialTimeout time.Duration
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// Timeout for socket reads. If reached, commands will fail
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// ReadTimeout for socket reads. If reached, commands will fail
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// with a timeout instead of blocking. Supported values:
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// - `0` - default timeout (3 seconds).
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// - `-1` - no timeout (block indefinitely).
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// - `-2` - disables SetReadDeadline calls completely.
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//
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// - `-1` - no timeout (block indefinitely).
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// - `-2` - disables SetReadDeadline calls completely.
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//
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// default: 3 seconds
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ReadTimeout time.Duration
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// Timeout for socket writes. If reached, commands will fail
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// WriteTimeout for socket writes. If reached, commands will fail
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// with a timeout instead of blocking. Supported values:
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// - `0` - default timeout (3 seconds).
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// - `-1` - no timeout (block indefinitely).
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// - `-2` - disables SetWriteDeadline calls completely.
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//
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// - `-1` - no timeout (block indefinitely).
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// - `-2` - disables SetWriteDeadline calls completely.
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//
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// default: 3 seconds
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WriteTimeout time.Duration
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// ContextTimeoutEnabled controls whether the client respects context timeouts and deadlines.
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// See https://redis.uptrace.dev/guide/go-redis-debugging.html#timeouts
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ContextTimeoutEnabled bool
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// Type of connection pool.
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// true for FIFO pool, false for LIFO pool.
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// PoolFIFO type of connection pool.
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//
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// - true for FIFO pool
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// - false for LIFO pool.
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//
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// Note that FIFO has slightly higher overhead compared to LIFO,
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// but it helps closing idle connections faster reducing the pool size.
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PoolFIFO bool
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// Base number of socket connections.
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// PoolSize is the base number of socket connections.
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// Default is 10 connections per every available CPU as reported by runtime.GOMAXPROCS.
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// If there is not enough connections in the pool, new connections will be allocated in excess of PoolSize,
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// you can limit it through MaxActiveConns
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//
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// default: 10 * runtime.GOMAXPROCS(0)
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PoolSize int
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// Amount of time client waits for connection if all connections
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// PoolTimeout is the amount of time client waits for connection if all connections
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// are busy before returning an error.
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// Default is ReadTimeout + 1 second.
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//
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// default: ReadTimeout + 1 second
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PoolTimeout time.Duration
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// Minimum number of idle connections which is useful when establishing
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// new connection is slow.
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// Default is 0. the idle connections are not closed by default.
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// MinIdleConns is the minimum number of idle connections which is useful when establishing
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// new connection is slow. The idle connections are not closed by default.
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//
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// default: 0
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MinIdleConns int
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// Maximum number of idle connections.
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// Default is 0. the idle connections are not closed by default.
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// MaxIdleConns is the maximum number of idle connections.
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// The idle connections are not closed by default.
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//
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// default: 0
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MaxIdleConns int
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// Maximum number of connections allocated by the pool at a given time.
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// MaxActiveConns is the maximum number of connections allocated by the pool at a given time.
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// When zero, there is no limit on the number of connections in the pool.
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// If the pool is full, the next call to Get() will block until a connection is released.
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MaxActiveConns int
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// ConnMaxIdleTime is the maximum amount of time a connection may be idle.
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// Should be less than server's timeout.
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//
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// Expired connections may be closed lazily before reuse.
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// If d <= 0, connections are not closed due to a connection's idle time.
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// -1 disables idle timeout check.
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//
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// Default is 30 minutes. -1 disables idle timeout check.
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// default: 30 minutes
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ConnMaxIdleTime time.Duration
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// ConnMaxLifetime is the maximum amount of time a connection may be reused.
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//
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// Expired connections may be closed lazily before reuse.
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// If <= 0, connections are not closed due to a connection's age.
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//
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// Default is to not close idle connections.
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// default: 0
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ConnMaxLifetime time.Duration
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// TLS Config to use. When set, TLS will be negotiated.
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// TLSConfig to use. When set, TLS will be negotiated.
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TLSConfig *tls.Config
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// Limiter interface used to implement circuit breaker or rate limiter.
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Limiter Limiter
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// Enables read only queries on slave/follower nodes.
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// readOnly enables read only queries on slave/follower nodes.
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readOnly bool
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// Disable set-lib on connect. Default is false.
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// DisableIndentity set-lib on connect. Default is false.
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DisableIndentity bool
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// Add suffix to client name. Default is empty.
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// IdentitySuffix - add suffix to client name.
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IdentitySuffix string
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// UnstableResp3 enables Unstable mode for Redis Search module with RESP3.
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// When unstable mode is enabled, the client will use RESP3 protocol and only be able to use RawResult
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UnstableResp3 bool
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}
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