29 lines
538 B
29 lines
538 B
package master
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import "sync"
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// InMemStore is an in memory implementation of Store interface.
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//
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// It does not tolerate the fault that casues the program to crash.
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type InMemStore struct {
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mu sync.Mutex
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buf []byte
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}
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// Save saves the state into the in-memory store.
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func (m *InMemStore) Save(state []byte) error {
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m.mu.Lock()
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defer m.mu.Unlock()
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m.buf = state
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return nil
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}
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// Load loads the state from the in-memory store.
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func (m *InMemStore) Load() ([]byte, error) {
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m.mu.Lock()
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defer m.mu.Unlock()
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return m.buf, nil
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}
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