Files
sepot/rust/sepot-relay/migrations/0002_attachments.sql
T
Julius Joska 8081d98c67 Šepot — end-to-end encrypted messenger
Initial public release. Anonymous on-device identity (no phone number,
e-mail, or password), Signal-protocol cryptography (X3DH + PQXDH, Double
Ratchet, sealed sender) via libsignal, a metadata-minimizing relay,
group chats, disappearing messages, encrypted local storage, optional
Tor transport, and a UI localized into Czech, English, German, Russian,
and Italian.

Monorepo: Flutter client (app/), Rust relay + wire types (rust/),
protobuf definitions (proto/), self-host deploy (deploy/).

Licensed under AGPL-3.0 with an app-store distribution exception (§7).
2026-07-11 17:21:47 +02:00

17 lines
635 B
SQL

-- Přílohy: opaque šifrované bloby mimo message_queue.
-- Relay vidí jen blob_id + velikost + expiraci. ŽÁDNÁ vazba na účet,
-- zařízení ani zprávu — kdo blob nahrál/stáhl se neukládá (privacy).
-- Samotná data leží na disku (SEPOT_ATTACHMENTS_DIR), v DB jen metadata
-- kvůli TTL úklidu.
CREATE TABLE attachments (
blob_id BYTEA PRIMARY KEY,
size_bytes BIGINT NOT NULL,
created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
expires_at TIMESTAMPTZ NOT NULL,
CHECK (octet_length(blob_id) = 16),
CHECK (size_bytes > 0)
);
CREATE INDEX idx_attachments_expiry ON attachments(expires_at);