mirror of
https://github.com/EchoVault/SugarDB.git
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0f6ae1c8ac
Implemented UnloadModules method to remove modules at runtime. Implemented ListModules method to list the current loaded modules. Implemented "MODULE LOAD", "MODULE UNLOAD", and "MODULE LIST" commands.
108 lines
3.3 KiB
Go
108 lines
3.3 KiB
Go
// Copyright 2024 Kelvin Clement Mwinuka
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package internal
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import (
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"context"
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"github.com/echovault/echovault/internal/clock"
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"net"
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"time"
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)
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type KeyData struct {
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Value interface{}
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ExpireAt time.Time
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}
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type ContextServerID string
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type ContextConnID string
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type ApplyRequest struct {
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Type string `json:"Type"` // command | delete-key
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ServerID string `json:"ServerID"`
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ConnectionID string `json:"ConnectionID"`
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CMD []string `json:"CMD"`
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Key string `json:"Key"`
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}
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type ApplyResponse struct {
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Error error
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Response []byte
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}
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type SnapshotObject struct {
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State map[string]KeyData
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LatestSnapshotMilliseconds int64
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}
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type KeyExtractionFuncResult struct {
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Channels []string
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ReadKeys []string
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WriteKeys []string
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}
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type KeyExtractionFunc func(cmd []string) (KeyExtractionFuncResult, error)
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type HandlerFuncParams struct {
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Context context.Context
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Command []string
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Connection *net.Conn
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KeyLock func(ctx context.Context, key string) (bool, error)
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KeyUnlock func(ctx context.Context, key string)
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KeyRLock func(ctx context.Context, key string) (bool, error)
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KeyRUnlock func(ctx context.Context, key string)
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KeyExists func(ctx context.Context, key string) bool
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CreateKeyAndLock func(ctx context.Context, key string) (bool, error)
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GetValue func(ctx context.Context, key string) interface{}
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SetValue func(ctx context.Context, key string, value interface{}) error
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GetExpiry func(ctx context.Context, key string) time.Time
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SetExpiry func(ctx context.Context, key string, expire time.Time, touch bool)
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RemoveExpiry func(ctx context.Context, key string)
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DeleteKey func(ctx context.Context, key string) error
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GetClock func() clock.Clock
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GetAllCommands func() []Command
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GetACL func() interface{}
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GetPubSub func() interface{}
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TakeSnapshot func() error
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RewriteAOF func() error
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GetLatestSnapshotTime func() int64
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LoadModule func(path string, args ...string) error
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UnloadModule func(module string)
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ListModules func() []string
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}
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type HandlerFunc func(params HandlerFuncParams) ([]byte, error)
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type Command struct {
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Command string
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Module string
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Categories []string
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Description string
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SubCommands []SubCommand
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Sync bool // Specifies if command should be synced across replication cluster
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KeyExtractionFunc
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HandlerFunc
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}
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type SubCommand struct {
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Command string
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Module string
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Categories []string
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Description string
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Sync bool // Specifies if sub-command should be synced across replication cluster
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KeyExtractionFunc
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HandlerFunc
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}
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