Ilia Denisov
32 lines
1.2 KiB
Go
32 lines
1.2 KiB
Go
// Package redisstate hosts the small surface of Redis state that survived the
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// PG_PLAN.md §4 migration: the inbound `mail:delivery_commands` stream and
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// the persisted offset of its consumer. Every other durable record (auth and
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// generic acceptance, attempt execution, malformed commands, dead letters,
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// operator listing) now lives in PostgreSQL via `mailstore`.
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package redisstate
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import "encoding/base64"
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const defaultPrefix = "mail:"
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// Keyspace builds the small surviving Mail Service Redis keyspace. Dynamic
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// segments (the stream key embedded in the offset key) are encoded with
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// base64url so raw key structure does not depend on caller-provided
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// characters.
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type Keyspace struct{}
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// StreamOffset returns the primary Redis key for one persisted stream-consumer
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// offset.
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func (Keyspace) StreamOffset(stream string) string {
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return defaultPrefix + "stream_offsets:" + encodeKeyComponent(stream)
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}
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// DeliveryCommands returns the frozen async ingress Redis Stream key.
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func (Keyspace) DeliveryCommands() string {
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return defaultPrefix + "delivery_commands"
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}
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func encodeKeyComponent(value string) string {
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return base64.RawURLEncoding.EncodeToString([]byte(value))
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}
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