frostfs-node/cmd/neofs-node/config/engine/shard/config.go

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package shardconfig
import (
"fmt"
"github.com/nspcc-dev/neofs-node/cmd/neofs-node/config"
blobstorconfig "github.com/nspcc-dev/neofs-node/cmd/neofs-node/config/engine/shard/blobstor"
gcconfig "github.com/nspcc-dev/neofs-node/cmd/neofs-node/config/engine/shard/gc"
metabaseconfig "github.com/nspcc-dev/neofs-node/cmd/neofs-node/config/engine/shard/metabase"
writecacheconfig "github.com/nspcc-dev/neofs-node/cmd/neofs-node/config/engine/shard/writecache"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/shard"
)
// Config is a wrapper over the config section
// which provides access to Shard configurations.
type Config config.Config
// From wraps config section into Config.
func From(c *config.Config) *Config {
return (*Config)(c)
}
// BlobStor returns "blobstor" subsection as a blobstorconfig.Config.
func (x *Config) BlobStor() *blobstorconfig.Config {
return blobstorconfig.From(
(*config.Config)(x).
Sub("blobstor"),
)
}
// Metabase returns "metabase" subsection as a metabaseconfig.Config.
func (x *Config) Metabase() *metabaseconfig.Config {
return metabaseconfig.From(
(*config.Config)(x).
Sub("metabase"),
)
}
// WriteCache returns "writecache" subsection as a writecacheconfig.Config.
func (x *Config) WriteCache() *writecacheconfig.Config {
return writecacheconfig.From(
(*config.Config)(x).
Sub("writecache"),
)
}
// GC returns "gc" subsection as a gcconfig.Config.
func (x *Config) GC() *gcconfig.Config {
return gcconfig.From(
(*config.Config)(x).
Sub("gc"),
)
}
// RefillMetabase returns value of "resync_metabase" config parameter.
//
// Returns false if value is not a valid bool.
func (x *Config) RefillMetabase() bool {
return config.BoolSafe(
(*config.Config)(x),
"resync_metabase",
)
}
// Mode return value of "mode" config parameter.
//
// Panics if read value is not one of predefined
// shard modes.
func (x *Config) Mode() (m shard.Mode) {
s := config.StringSafe(
(*config.Config)(x),
"mode",
)
switch s {
case "read-write", "":
m = shard.ModeReadWrite
case "read-only":
m = shard.ModeReadOnly
case "degraded":
m = shard.ModeDegraded
default:
panic(fmt.Sprintf("unknown shard mode: %s", s))
}
return
}