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https://github.com/scsibug/nostr-rs-relay.git
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improvement: upgraded database schema to drop legacy tables
Database schema is upgraded to version 5. Legacy event and pubkey tables are dropped, and indexes are added for NIP-05 verification.
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@ -24,7 +24,7 @@ PRAGMA journal_mode=WAL;
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PRAGMA main.synchronous=NORMAL;
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PRAGMA foreign_keys = ON;
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PRAGMA application_id = 1654008667;
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PRAGMA user_version = 4;
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PRAGMA user_version = 5;
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-- Event Table
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CREATE TABLE IF NOT EXISTS event (
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@ -59,28 +59,6 @@ FOREIGN KEY(event_id) REFERENCES event(id) ON UPDATE CASCADE ON DELETE CASCADE
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CREATE INDEX IF NOT EXISTS tag_val_index ON tag(value);
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CREATE INDEX IF NOT EXISTS tag_val_hex_index ON tag(value_hex);
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-- Event References Table
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CREATE TABLE IF NOT EXISTS event_ref (
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id INTEGER PRIMARY KEY,
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event_id INTEGER NOT NULL, -- an event ID that contains an #e tag.
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referenced_event BLOB NOT NULL, -- the event that is referenced.
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FOREIGN KEY(event_id) REFERENCES event(id) ON UPDATE CASCADE ON DELETE CASCADE
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);
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-- Event References Index
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CREATE INDEX IF NOT EXISTS event_ref_index ON event_ref(referenced_event);
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-- Pubkey References Table
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CREATE TABLE IF NOT EXISTS pubkey_ref (
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id INTEGER PRIMARY KEY,
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event_id INTEGER NOT NULL, -- an event ID that contains an #p tag.
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referenced_pubkey BLOB NOT NULL, -- the pubkey that is referenced.
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FOREIGN KEY(event_id) REFERENCES event(id) ON UPDATE RESTRICT ON DELETE CASCADE
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);
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-- Pubkey References Index
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CREATE INDEX IF NOT EXISTS pubkey_ref_index ON pubkey_ref(referenced_pubkey);
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-- NIP-05 User Validation.
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-- This represents the validation of a user.
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-- cases;
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@ -104,6 +82,8 @@ failed_at INTEGER, -- timestamp a verification attempt failed (host down).
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failure_count INTEGER DEFAULT 0, -- number of consecutive failures.
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FOREIGN KEY(metadata_event) REFERENCES event(id) ON UPDATE CASCADE ON DELETE CASCADE
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);
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CREATE INDEX IF NOT EXISTS user_verification_name_index ON user_verification(name);
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CREATE INDEX IF NOT EXISTS user_verification_event_index ON user_verification(metadata_event);
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"##;
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/// Determine the current application database schema version.
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@ -164,7 +144,7 @@ PRAGMA user_version = 2;
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}
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if curr_version == 2 {
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// this version lacks the tag column
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debug!("database schema needs update from 2->3");
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info!("database schema needs update from 2->3");
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let upgrade_sql = r##"
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CREATE TABLE IF NOT EXISTS tag (
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id INTEGER PRIMARY KEY,
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@ -211,7 +191,7 @@ PRAGMA user_version = 3;
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info!("Upgrade complete");
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}
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if curr_version == 3 {
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debug!("database schema needs update from 3->4");
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info!("database schema needs update from 3->4");
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let upgrade_sql = r##"
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-- incoming metadata events with nip05
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CREATE TABLE IF NOT EXISTS user_verification (
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@ -223,26 +203,46 @@ failed_at INTEGER, -- timestamp a verification attempt failed (host down).
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failure_count INTEGER DEFAULT 0, -- number of consecutive failures.
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FOREIGN KEY(metadata_event) REFERENCES event(id) ON UPDATE CASCADE ON DELETE CASCADE
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);
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CREATE INDEX IF NOT EXISTS user_verification_author_index ON user_verification(author);
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CREATE INDEX IF NOT EXISTS user_verification_author_index ON user_verification(author);
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CREATE INDEX IF NOT EXISTS user_verification_name_index ON user_verification(name);
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CREATE INDEX IF NOT EXISTS user_verification_event_index ON user_verification(metadata_event);
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PRAGMA user_version = 4;
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"##;
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// TODO: load existing refs into tag table
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match conn.execute_batch(upgrade_sql) {
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Ok(()) => {
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info!("database schema upgraded v3 -> v4");
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//curr_version = 4;
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curr_version = 4;
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}
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Err(err) => {
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error!("update failed: {}", err);
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panic!("database could not be upgraded");
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}
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}
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} else if curr_version == 4 {
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}
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if curr_version == 4 {
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info!("database schema needs update from 4->5");
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let upgrade_sql = r##"
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DROP TABLE IF EXISTS event_ref;
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DROP TABLE IF EXISTS pubkey_ref;
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PRAGMA user_version=5;
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"##;
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match conn.execute_batch(upgrade_sql) {
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Ok(()) => {
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info!("database schema upgraded v4 -> v5");
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// uncomment if we have a newer version
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//curr_version = 5;
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}
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Err(err) => {
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error!("update failed: {}", err);
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panic!("database could not be upgraded");
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}
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}
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} else if curr_version == 5 {
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debug!("Database version was already current");
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} else if curr_version > 3 {
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} else if curr_version > 5 {
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panic!("Database version is newer than supported by this executable");
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}
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// Setup PRAGMA
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conn.execute_batch(STARTUP_SQL)?;
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debug!("SQLite PRAGMA startup completed");
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