mirror of
https://github.com/LemmyNet/lemmy.git
synced 2024-12-27 21:31:31 +00:00
stuff
This commit is contained in:
Dull Bananas
parent
5fca4ea918
commit
d71cfaa503
11 changed files with 410 additions and 336 deletions
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@ -60,12 +60,13 @@ fn replaceable_schema() -> String {
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const REPLACEABLE_SCHEMA_PATH: &str = "crates/db_schema/replaceable_schema";
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struct MigrationHarnessWrapper<'a, 'b> {
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struct MigrationHarnessWrapper<'a> {
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conn: &'a mut PgConnection,
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options: &'b Options,
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#[cfg(test)]
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enable_diff_check: bool,
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}
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impl<'a, 'b> MigrationHarnessWrapper<'a, 'b> {
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impl<'a> MigrationHarnessWrapper<'a> {
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fn run_migration_inner(
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&mut self,
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migration: &dyn Migration<Pg>,
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@ -82,13 +83,13 @@ impl<'a, 'b> MigrationHarnessWrapper<'a, 'b> {
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}
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}
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impl<'a, 'b> MigrationHarness<Pg> for MigrationHarnessWrapper<'a, 'b> {
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impl<'a> MigrationHarness<Pg> for MigrationHarnessWrapper<'a> {
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fn run_migration(
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&mut self,
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migration: &dyn Migration<Pg>,
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) -> diesel::migration::Result<MigrationVersion<'static>> {
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#[cfg(test)]
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if self.options.enable_diff_check {
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if self.enable_diff_check {
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let before = diff_check::get_dump();
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self.run_migration_inner(migration)?;
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@ -129,71 +130,60 @@ impl<'a, 'b> MigrationHarness<Pg> for MigrationHarnessWrapper<'a, 'b> {
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}
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}
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#[derive(Default)]
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pub struct Options {
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enable_forbid_diesel_cli_trigger: bool,
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#[cfg(test)]
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enable_diff_check: bool,
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revert: bool,
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run: bool,
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amount: Option<u64>,
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}
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impl Default for Options {
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fn default() -> Self {
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Options {
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enable_forbid_diesel_cli_trigger: false,
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enable_diff_check: false,
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revert: false,
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run: true,
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amount: None,
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}
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}
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limit: Option<u64>,
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}
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impl Options {
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#[cfg(test)]
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fn enable_forbid_diesel_cli_trigger(mut self) -> Self {
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self.enable_forbid_diesel_cli_trigger = true;
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self
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}
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#[cfg(test)]
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fn enable_diff_check(mut self) -> Self {
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self.enable_diff_check = true;
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self
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}
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pub fn revert(mut self, amount: Option<u64>) -> Self {
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self.revert = true;
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self.run = false;
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self.amount = amount;
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pub fn run(mut self) -> Self {
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self.run = true;
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self
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}
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pub fn redo(mut self, amount: Option<u64>) -> Self {
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pub fn revert(mut self) -> Self {
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self.revert = true;
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self.run = true;
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self.amount = amount;
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self
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}
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pub fn limit(mut self, limit: u64) -> Self {
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self.limit = Some(limit);
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self
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}
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}
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// TODO return struct with field `ran_replaceable_schema`
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pub fn run(options: Options) -> LemmyResult<()> {
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/// Checked by tests
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#[derive(PartialEq, Eq, Debug)]
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pub enum Branch {
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EarlyReturn,
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ReplaceableSchemaRebuilt,
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ReplaceableSchemaNotRebuilt,
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}
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pub fn run(options: Options) -> LemmyResult<Branch> {
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let db_url = SETTINGS.get_database_url();
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// Migrations don't support async connection, and this function doesn't need to be async
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//let mut conn = PgConnection::establish(&db_url).context("Error connecting to database")?;
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let mut conn = PgConnection::establish(&db_url)?;
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// If possible, skip locking the migrations table and recreating the "r" schema, so
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// If possible, skip getting a lock and recreating the "r" schema, so
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// lemmy_server processes in a horizontally scaled setup can start without causing locks
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if !options.revert
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&& options.run
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&& options.amount.is_none()
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&& options.limit.is_none()
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&& !conn
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.has_pending_migration(migrations())
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.map_err(convert_err)?
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//.map_err(|e| anyhow!("Couldn't check pending migrations: {e}"))?)
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{
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// The condition above implies that the migration that creates the previously_run_sql table was already run
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let sql_unchanged = exists(
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@ -203,19 +193,14 @@ pub fn run(options: Options) -> LemmyResult<()> {
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let schema_exists = exists(pg_namespace::table.find("r"));
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if select(sql_unchanged.and(schema_exists)).get_result(&mut conn)? {
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return Ok(());
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return Ok(Branch::EarlyReturn);
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}
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}
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// Disable the trigger that prevents the Diesel CLI from running migrations
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if !options.enable_forbid_diesel_cli_trigger {
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conn.batch_execute("SET lemmy.enable_migrations TO 'on';")?;
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}
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// Block concurrent attempts to run migrations (lock is automatically released at the end
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// because the connection is not reused)
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// Block concurrent attempts to run migrations until `conn` is closed, and disable the
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// trigger that prevents the Diesel CLI from running migrations
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info!("Waiting for lock...");
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conn.batch_execute("SELECT pg_advisory_lock(0)")?;
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conn.batch_execute("SELECT pg_advisory_lock(0);")?;
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info!("Running Database migrations (This may take a long time)...");
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// Drop `r` schema, so migrations don't need to be made to work both with and without things in
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@ -225,7 +210,7 @@ pub fn run(options: Options) -> LemmyResult<()> {
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run_selected_migrations(&mut conn, &options).map_err(convert_err)?;
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// Only run replaceable_schema if newest migration was applied
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if (options.run && options.amount.is_none())
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let output = if (options.run && options.limit.is_none())
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|| !conn
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.has_pending_migration(migrations())
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.map_err(convert_err)?
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@ -243,11 +228,15 @@ pub fn run(options: Options) -> LemmyResult<()> {
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}
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run_replaceable_schema(&mut conn)?;
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}
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Branch::ReplaceableSchemaRebuilt
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} else {
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Branch::ReplaceableSchemaNotRebuilt
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};
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info!("Database migrations complete.");
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Ok(())
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Ok(output)
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}
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fn run_replaceable_schema(conn: &mut PgConnection) -> LemmyResult<()> {
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@ -281,11 +270,15 @@ fn run_selected_migrations(
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conn: &mut PgConnection,
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options: &Options,
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) -> diesel::migration::Result<()> {
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let mut wrapper = MigrationHarnessWrapper { conn, options };
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let mut wrapper = MigrationHarnessWrapper {
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conn,
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#[cfg(test)]
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enable_diff_check: options.enable_diff_check,
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};
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if options.revert {
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if let Some(amount) = options.amount {
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for _ in 0..amount {
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if let Some(limit) = options.limit {
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for _ in 0..limit {
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wrapper.revert_last_migration(migrations())?;
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}
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} else {
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@ -294,8 +287,8 @@ fn run_selected_migrations(
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}
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if options.run {
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if let Some(amount) = options.amount {
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for _ in 0..amount {
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if let Some(limit) = options.limit {
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for _ in 0..limit {
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wrapper.run_next_migration(migrations())?;
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}
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} else {
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@ -307,19 +300,24 @@ fn run_selected_migrations(
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}
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/// Makes `diesel::migration::Result` work with `anyhow` and `LemmyError`
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fn convert_err(
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err: Box<dyn std::error::Error + Send + Sync>,
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//) -> impl std::error::Error + Send + Sync + 'static {
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) -> anyhow::Error {
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anyhow::anyhow!(err)
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fn convert_err(e: Box<dyn std::error::Error + Send + Sync>) -> anyhow::Error {
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anyhow!(e)
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use super::{
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Branch::{EarlyReturn, ReplaceableSchemaNotRebuilt, ReplaceableSchemaRebuilt},
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*,
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};
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use lemmy_utils::{error::LemmyResult, settings::SETTINGS};
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use serial_test::serial;
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/// Reduces clutter
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fn o() -> Options {
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Options::default()
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}
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#[test]
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#[serial]
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fn test_schema_setup() -> LemmyResult<()> {
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@ -329,18 +327,37 @@ mod tests {
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// Start with consistent state by dropping everything
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conn.batch_execute("DROP OWNED BY CURRENT_USER;")?;
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// Check for mistakes in down.sql files
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run(Options::default().enable_diff_check())?;
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// Run all migrations and check for mistakes in down.sql files
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assert_eq!(
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run(o().run().enable_diff_check())?,
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ReplaceableSchemaRebuilt
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);
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// TODO also don't drop r, and maybe just directly call the migrationharness method here
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run(Options::default().revert(None))?;
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// Check for early return
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assert_eq!(run(o().run())?, EarlyReturn);
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// Test `limit`
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assert_eq!(run(o().revert().limit(1))?, ReplaceableSchemaNotRebuilt);
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assert_eq!(
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conn
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.pending_migrations(migrations())
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.map_err(convert_err)?
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.len(),
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1
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);
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assert_eq!(run(o().run().limit(1))?, ReplaceableSchemaRebuilt);
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// Revert all migrations
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assert_eq!(run(o().revert())?, ReplaceableSchemaNotRebuilt);
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// This should throw an error saying to use lemmy_server instead of diesel CLI
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assert!(matches!(
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run(Options::default().enable_forbid_diesel_cli_trigger()),
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conn.run_pending_migrations(migrations()),
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Err(e) if e.to_string().contains("lemmy_server")
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));
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// Previous run shouldn't stop this one from working
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run(Options::default())?;
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// Diesel CLI's way of running migrations shouldn't break the custom migration runner
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assert_eq!(run(o().run())?, ReplaceableSchemaRebuilt);
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Ok(())
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}
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@ -1,7 +1,7 @@
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use lemmy_utils::settings::SETTINGS;
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use std::{
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borrow::Cow,
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collections::BTreeSet,
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collections::btree_set::{self, BTreeSet},
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fmt::Write,
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process::{Command, Stdio},
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};
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@ -36,196 +36,228 @@ pub fn get_dump() -> String {
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const PATTERN_LEN: usize = 19;
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pub fn check_dump_diff(mut after: String, mut before: String, label: &str) {
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// Performance optimization
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if after == before {
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return;
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}
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// Ignore timestamp differences by removing timestamps
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for dump in [&mut before, &mut after] {
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for index in 0.. {
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let Some(byte) = dump.as_bytes().get(index) else {
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break;
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};
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if !byte.is_ascii_digit() {
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continue;
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}
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// Check for this pattern: 0000-00-00 00:00:00
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let Some((
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&[a0, a1, a2, a3, b0, a4, a5, b1, a6, a7, b2, a8, a9, b3, a10, a11, b4, a12, a13],
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remaining,
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)) = dump
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.get(index..)
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.and_then(|s| s.as_bytes().split_first_chunk::<PATTERN_LEN>())
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else {
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break;
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};
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if [a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13]
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.into_iter()
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.all(|byte| byte.is_ascii_digit())
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&& [b0, b1, b2, b3, b4] == *b"-- ::"
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{
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// Replace the part of the string that has the checked pattern and an optional fractional part
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let len_after = if let Some((b'.', s)) = remaining.split_first() {
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1 + s.iter().position(|c| !c.is_ascii_digit()).unwrap_or(0)
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} else {
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0
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};
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// Length of replacement string is likely to match previous string
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// (usually there's up to 6 digits after the decimal point)
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dump.replace_range(
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index..(index + PATTERN_LEN + len_after),
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"AAAAAAAAAAAAAAAAAAAAAAAAAA",
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);
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}
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}
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}
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let [before_chunks, after_chunks] =
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[&before, &after].map(|dump| chunks(dump).collect::<BTreeSet<_>>());
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let only_b = before_chunks
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.difference(&after_chunks)
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.copied()
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.map(process_chunk)
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.collect::<BTreeSet<_>>();
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let only_a = after_chunks
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.difference(&before_chunks)
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.copied()
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.map(process_chunk)
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.collect::<BTreeSet<_>>();
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// todo dont collect only_in_before?
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let [mut only_in_before, mut only_in_after] =
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[only_b.difference(&only_a), only_a.difference(&only_b)].map(|chunks| {
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chunks
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.map(|chunk| {
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(
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&**chunk,
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// Used for ignoring formatting differences, especially indentation level, when
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// determining which item in `only_in_before` corresponds to which item in `only_in_after`
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chunk.replace([' ', '\t', '\r', '\n'], ""),
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)
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})
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.collect::<Vec<_>>()
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let normalized_chunk_vecs = [&before, &after]
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// Remove identical items
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.map(|dump| chunks(dump).collect::<BTreeSet<_>>())
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.differences()
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// Remove items without unwanted types of differences (if migrations are correct, then this removes everything)
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.map(|chunks| {
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chunks.map(|&i| normalize_chunk(i)).collect::<BTreeSet<_>>()
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});
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let [mut only_in_before, mut only_in_after] = normalized_chunk_vecs
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.differences()
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.map(|chunks| chunks.map(|i| &**i).collect::<Vec<_>>());
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if only_in_before.is_empty() && only_in_after.is_empty() {
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return;
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}
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// Build the panic message
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let after_has_more = only_in_before.len() < only_in_after.len();
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// outer iterator in the loop below should not be the one with empty strings, otherwise the empty strings
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// would be equally similar to any other chunk
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let (chunks_gt, chunks_lt) = if after_has_more {
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only_in_before.resize_with(only_in_after.len(), Default::default);
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(&mut only_in_after, &only_in_before)
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let [mut chunks, mut other_chunks] = if after_has_more {
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[only_in_before, only_in_after]
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} else {
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only_in_after.resize_with(only_in_before.len(), Default::default);
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(&mut only_in_before, &only_in_after)
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[only_in_after, only_in_before]
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};
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let mut output = label.to_owned();
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// todo rename variables
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for (before_chunk, before_chunk_filtered) in chunks_lt {
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let default = Default::default();
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//panic!("{:?}",(before_chunk.clone(),chunks_lt.clone()));
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let (most_similar_chunk_index, (most_similar_chunk, _)) = chunks_gt
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.iter()
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.enumerate()
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.max_by_key(|(_, (after_chunk, after_chunk_filtered))| {
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if after_chunk
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.split_once(|c: char| c.is_lowercase())
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.unwrap_or_default()
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.0
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!= before_chunk
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.split_once(|c: char| c.is_lowercase())
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.unwrap_or_default()
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.0
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{
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0
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} else {
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diff::chars(after_chunk_filtered, &before_chunk_filtered)
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.into_iter()
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.filter(|i| {
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matches!(i, diff::Result::Both(c, _)
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// `is_lowercase` increases accuracy for some trigger function diffs
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if c.is_lowercase() || c.is_numeric())
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})
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.count()
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}
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})
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.unwrap_or((0, &default));
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let diffs = chunks
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.into_iter()
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.chain(std::iter::repeat(""))
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.map_while(|chunk| {
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let (most_similar_chunk_index, most_similar_chunk) = other_chunks
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.iter()
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.enumerate()
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.max_by_key(|(_, other_chunk)| {
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if sql_command_name(&chunk) != sql_command_name(&other_chunk) {
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0
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} else {
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similarity(&chunk, &other_chunk)
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}
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})?;
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output.push('\n');
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let lines = if !after_has_more {
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diff::lines(&before_chunk, most_similar_chunk)
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} else {
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diff::lines(most_similar_chunk, &before_chunk)
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};
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for line in lines {
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match line {
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diff::Result::Left(s) => write!(&mut output, "\n- {s}"),
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diff::Result::Right(s) => write!(&mut output, "\n+ {s}"),
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diff::Result::Both(s, _) => write!(&mut output, "\n {s}"),
|
||||
}
|
||||
.expect("failed to build string");
|
||||
}
|
||||
//write!(&mut output, "\n{most_similar_chunk_filtered}");
|
||||
if !chunks_gt.is_empty() {
|
||||
chunks_gt.swap_remove(most_similar_chunk_index);
|
||||
}
|
||||
}
|
||||
// should have all been removed
|
||||
assert_eq!(chunks_gt.len(), 0);
|
||||
panic!("{output}");
|
||||
let lines = if after_has_more {
|
||||
diff::lines(most_similar_chunk, &chunk)
|
||||
} else {
|
||||
diff::lines(&chunk, most_similar_chunk)
|
||||
};
|
||||
|
||||
other_chunks.swap_remove(most_similar_chunk_index);
|
||||
|
||||
Some(
|
||||
lines
|
||||
.into_iter()
|
||||
.map(|line| {
|
||||
Cow::Owned(match line {
|
||||
diff::Result::Left(s) => format!("- {s}\n"),
|
||||
diff::Result::Right(s) => format!("+ {s}\n"),
|
||||
diff::Result::Both(s, _) => format!(" {s}\n"),
|
||||
})
|
||||
})
|
||||
.chain([Cow::Borrowed("\n")])
|
||||
.collect::<String>(),
|
||||
)
|
||||
});
|
||||
|
||||
panic!(
|
||||
"{}",
|
||||
std::iter::once(format!("{label}\n\n"))
|
||||
.chain(diffs)
|
||||
.collect::<String>()
|
||||
);
|
||||
}
|
||||
|
||||
fn process_chunk<'a>(result: &'a str) -> Cow<'a, str> {
|
||||
if result.starts_with("CREATE TABLE ") {
|
||||
// Allow column order to change
|
||||
let mut lines = result
|
||||
.lines()
|
||||
.map(|line| line.strip_suffix(',').unwrap_or(line))
|
||||
.collect::<Vec<_>>();
|
||||
lines.sort_unstable_by_key(|line| -> (u8, &str) {
|
||||
let placement = match line.chars().next() {
|
||||
trait Differences<T> {
|
||||
fn differences(&self) -> [btree_set::Difference<'_, T>; 2];
|
||||
}
|
||||
|
||||
impl<T: Ord> Differences<T> for [BTreeSet<T>; 2] {
|
||||
/// Items only in `a`, and items only in `b`
|
||||
fn differences(&self) -> [btree_set::Difference<'_, T>; 2] {
|
||||
let [a, b] = self;
|
||||
[a.difference(&b), b.difference(&a)]
|
||||
}
|
||||
}
|
||||
|
||||
fn sql_command_name(chunk: &str) -> &str {
|
||||
chunk
|
||||
.split_once(|c: char| c.is_lowercase())
|
||||
.unwrap_or_default()
|
||||
.0
|
||||
}
|
||||
|
||||
fn similarity(chunk: &str, other_chunk: &str) -> usize {
|
||||
diff::chars(chunk, other_chunk)
|
||||
.into_iter()
|
||||
.filter(|i| {
|
||||
match i {
|
||||
diff::Result::Both(c, _) => {
|
||||
// Prevent whitespace from affecting similarity level
|
||||
!c.is_whitespace()
|
||||
&& (
|
||||
// Increase accuracy for some trigger function diffs
|
||||
c.is_lowercase()
|
||||
// Preserve differences in names that contain a number
|
||||
|| c.is_numeric()
|
||||
)
|
||||
}
|
||||
_ => false,
|
||||
}
|
||||
})
|
||||
.count()
|
||||
}
|
||||
|
||||
fn normalize_chunk<'a>(chunk: &'a str) -> Cow<'a, str> {
|
||||
let mut chunk = Cow::Borrowed(chunk);
|
||||
|
||||
let stripped_lines = chunk
|
||||
.lines()
|
||||
.map(|line| line.strip_suffix(',').unwrap_or(line));
|
||||
|
||||
// Sort column names, so differences in column order are ignored
|
||||
if chunk.starts_with("CREATE TABLE ") {
|
||||
let mut lines = stripped_lines.collect::<Vec<_>>();
|
||||
|
||||
sort_within_sections(&mut lines, |line| {
|
||||
match line.chars().next() {
|
||||
// CREATE
|
||||
Some('C') => 0,
|
||||
// Indented column name
|
||||
Some(' ') => 1,
|
||||
// End
|
||||
Some(')') => 2,
|
||||
_ => panic!("unrecognized part of `CREATE TABLE` statement: {line}"),
|
||||
};
|
||||
(placement, line)
|
||||
}
|
||||
});
|
||||
Cow::Owned(lines.join("\n"))
|
||||
} else if result.starts_with("CREATE VIEW") || result.starts_with("CREATE OR REPLACE VIEW") {
|
||||
// Allow column order to change
|
||||
let is_simple_select_statement = result.lines().enumerate().all(|(i, mut line)| {
|
||||
line = line.trim_start();
|
||||
match (i, line.chars().next()) {
|
||||
(0, Some('C')) => true, // create
|
||||
(1, Some('S')) => true, // select
|
||||
(_, Some('F')) if line.ends_with(';') => true, // from
|
||||
(_, Some(c)) if c.is_lowercase() => true, // column name
|
||||
|
||||
chunk = Cow::Owned(lines.join("\n"));
|
||||
} else if chunk.starts_with("CREATE VIEW ") || chunk.starts_with("CREATE OR REPLACE VIEW ") {
|
||||
let is_simple_select_statement = chunk.lines().enumerate().all(|(i, line)| {
|
||||
match (i, line.trim_start().chars().next()) {
|
||||
// CREATE
|
||||
(0, Some('C')) => true,
|
||||
// SELECT
|
||||
(1, Some('S')) => true,
|
||||
// FROM
|
||||
(_, Some('F')) if line.ends_with(';') => true,
|
||||
// Column name
|
||||
(_, Some(c)) if c.is_lowercase() => true,
|
||||
_ => false,
|
||||
}
|
||||
});
|
||||
|
||||
if is_simple_select_statement {
|
||||
let mut lines = result
|
||||
.lines()
|
||||
.map(|line| line.strip_suffix(',').unwrap_or(line))
|
||||
.collect::<Vec<_>>();
|
||||
lines.sort_unstable_by_key(|line| -> (u8, &str) {
|
||||
let placement = match line.trim_start().chars().next() {
|
||||
let mut lines = stripped_lines.collect::<Vec<_>>();
|
||||
|
||||
sort_within_sections(&mut lines, |line| {
|
||||
match line.trim_start().chars().next() {
|
||||
// CREATE
|
||||
Some('C') => 0,
|
||||
// SELECT
|
||||
Some('S') => 1,
|
||||
// FROM
|
||||
Some('F') => 3,
|
||||
// Column name
|
||||
_ => 2,
|
||||
};
|
||||
(placement, line)
|
||||
}
|
||||
});
|
||||
Cow::Owned(lines.join("\n"))
|
||||
} else {
|
||||
Cow::Borrowed(result)
|
||||
|
||||
chunk = Cow::Owned(lines.join("\n"));
|
||||
}
|
||||
} else {
|
||||
Cow::Borrowed(result)
|
||||
}
|
||||
|
||||
// Replace timestamps with a constant string, so differences in timestamps are ignored
|
||||
for index in 0.. {
|
||||
// Performance optimization
|
||||
let Some(byte) = chunk.as_bytes().get(index) else {
|
||||
break;
|
||||
};
|
||||
if !byte.is_ascii_digit() {
|
||||
continue;
|
||||
}
|
||||
|
||||
// Check for this pattern: 0000-00-00 00:00:00
|
||||
let Some((
|
||||
&[a0, a1, a2, a3, b0, a4, a5, b1, a6, a7, b2, a8, a9, b3, a10, a11, b4, a12, a13],
|
||||
remaining,
|
||||
)) = chunk
|
||||
.get(index..)
|
||||
.and_then(|s| s.as_bytes().split_first_chunk::<PATTERN_LEN>())
|
||||
else {
|
||||
break;
|
||||
};
|
||||
|
||||
if [a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13]
|
||||
.into_iter()
|
||||
.all(|byte| byte.is_ascii_digit())
|
||||
&& [b0, b1, b2, b3, b4] == *b"-- ::"
|
||||
{
|
||||
// Replace the part of the string that has the checked pattern and an optional fractional part
|
||||
let len_after = if let Some((b'.', s)) = remaining.split_first() {
|
||||
1 + s.iter().position(|c| !c.is_ascii_digit()).unwrap_or(0)
|
||||
} else {
|
||||
0
|
||||
};
|
||||
// Length of replacement string is likely to match previous string
|
||||
// (there's up to 6 digits after the decimal point)
|
||||
chunk.to_mut().replace_range(
|
||||
index..(index + PATTERN_LEN + len_after),
|
||||
"AAAAAAAAAAAAAAAAAAAAAAAAAA",
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
chunk
|
||||
}
|
||||
|
||||
fn sort_within_sections<T: Ord + ?Sized>(vec: &mut Vec<&T>, mut section: impl FnMut(&T) -> u8) {
|
||||
vec.sort_unstable_by_key(|&i|(section(i),i));
|
||||
}
|
||||
|
||||
fn chunks(dump: &str) -> impl Iterator<Item = &str> {
|
||||
|
|
@ -235,7 +267,8 @@ fn chunks(dump: &str) -> impl Iterator<Item = &str> {
|
|||
while let Some(s) = remove_skipped_item_from_beginning(remaining) {
|
||||
remaining = s.trim_start();
|
||||
}
|
||||
// `a` can't be empty because of trim_start
|
||||
|
||||
// `trim_start` guarantees that `result` is not empty
|
||||
let (result, after_result) = remaining.split_once("\n\n")?;
|
||||
remaining = after_result;
|
||||
Some(result)
|
||||
|
|
@ -245,14 +278,18 @@ fn chunks(dump: &str) -> impl Iterator<Item = &str> {
|
|||
fn remove_skipped_item_from_beginning(s: &str) -> Option<&str> {
|
||||
// Skip commented line
|
||||
if let Some(after) = s.strip_prefix("--") {
|
||||
Some(after.split_once('\n').unwrap_or_default().1)
|
||||
Some(after_first_occurence(after, "\n"))
|
||||
}
|
||||
// Skip view definition that's replaced later (the first definition selects all nulls)
|
||||
else if let Some(after) = s.strip_prefix("CREATE VIEW ") {
|
||||
let (name, after_name) = after.split_once(' ').unwrap_or_default();
|
||||
Some(after_name.split_once("\n\n").unwrap_or_default().1)
|
||||
Some(after_first_occurence(after_name, "\n\n"))
|
||||
.filter(|after_view| after_view.contains(&format!("\nCREATE OR REPLACE VIEW {name} ")))
|
||||
} else {
|
||||
None
|
||||
}
|
||||
}
|
||||
|
||||
fn after_first_occurence<'a>(s: &'a str, pat: &str) -> &'a str {
|
||||
s.split_once(pat).unwrap_or_default().1
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
use crate::{newtypes::DbUrl, CommentSortType, SortType};
|
||||
use crate::{newtypes::DbUrl, CommentSortType, SortType,schema_setup};
|
||||
use chrono::{DateTime, TimeDelta, Utc};
|
||||
use deadpool::Runtime;
|
||||
use diesel::{
|
||||
|
|
@ -427,7 +427,7 @@ pub async fn build_db_pool() -> LemmyResult<ActualDbPool> {
|
|||
}))
|
||||
.build()?;
|
||||
|
||||
crate::schema_setup::run(Default::default())?;
|
||||
schema_setup::run(schema_setup::Options::default().run())?;
|
||||
|
||||
Ok(pool)
|
||||
}
|
||||
|
|
|
|||
|
|
@ -62,16 +62,16 @@ DROP VIEW community_aggregates_view CASCADE;
|
|||
CREATE VIEW community_aggregates_view AS
|
||||
SELECT
|
||||
c.id,
|
||||
c.name,
|
||||
c.title,
|
||||
c.description,
|
||||
c.category_id,
|
||||
c.creator_id,
|
||||
c.removed,
|
||||
c.published,
|
||||
c.updated,
|
||||
c.deleted,
|
||||
c.nsfw,
|
||||
c.name,
|
||||
c.title,
|
||||
c.description,
|
||||
c.category_id,
|
||||
c.creator_id,
|
||||
c.removed,
|
||||
c.published,
|
||||
c.updated,
|
||||
c.deleted,
|
||||
c.nsfw,
|
||||
(
|
||||
SELECT
|
||||
name
|
||||
|
|
@ -287,23 +287,24 @@ DROP VIEW post_aggregates_view;
|
|||
|
||||
-- regen post view
|
||||
CREATE VIEW post_aggregates_view AS
|
||||
SELECT p.id,
|
||||
SELECT
|
||||
p.id,
|
||||
p.name,
|
||||
p.url,
|
||||
p.body,
|
||||
p.creator_id,
|
||||
p.community_id,
|
||||
p.removed,
|
||||
p.locked,
|
||||
p.published,
|
||||
p.updated,
|
||||
p.deleted,
|
||||
p.nsfw,
|
||||
p.stickied,
|
||||
p.embed_title,
|
||||
p.embed_description,
|
||||
p.embed_html,
|
||||
p.thumbnail_url,
|
||||
p.url,
|
||||
p.body,
|
||||
p.creator_id,
|
||||
p.community_id,
|
||||
p.removed,
|
||||
p.locked,
|
||||
p.published,
|
||||
p.updated,
|
||||
p.deleted,
|
||||
p.nsfw,
|
||||
p.stickied,
|
||||
p.embed_title,
|
||||
p.embed_description,
|
||||
p.embed_html,
|
||||
p.thumbnail_url,
|
||||
(
|
||||
SELECT
|
||||
u.banned
|
||||
|
|
@ -537,15 +538,15 @@ DROP VIEW comment_aggregates_view;
|
|||
CREATE VIEW comment_aggregates_view AS
|
||||
SELECT
|
||||
c.id,
|
||||
c.creator_id,
|
||||
c.post_id,
|
||||
c.parent_id,
|
||||
c.content,
|
||||
c.removed,
|
||||
c.read,
|
||||
c.published,
|
||||
c.updated,
|
||||
c.deleted,
|
||||
c.creator_id,
|
||||
c.post_id,
|
||||
c.parent_id,
|
||||
c.content,
|
||||
c.removed,
|
||||
c.read,
|
||||
c.published,
|
||||
c.updated,
|
||||
c.deleted,
|
||||
(
|
||||
SELECT
|
||||
community_id
|
||||
|
|
|
|||
|
|
@ -1014,7 +1014,7 @@ BEGIN
|
|||
END
|
||||
$$;
|
||||
|
||||
CREATE or replace TRIGGER refresh_community_follower
|
||||
CREATE OR REPLACE TRIGGER refresh_community_follower
|
||||
AFTER INSERT OR UPDATE OR DELETE OR TRUNCATE ON community_follower
|
||||
FOR EACH statement
|
||||
EXECUTE PROCEDURE refresh_community_follower ();
|
||||
|
|
@ -1031,7 +1031,7 @@ BEGIN
|
|||
END
|
||||
$$;
|
||||
|
||||
CREATE or replace TRIGGER refresh_community_user_ban
|
||||
CREATE OR REPLACE TRIGGER refresh_community_user_ban
|
||||
AFTER INSERT OR UPDATE OR DELETE OR TRUNCATE ON community_user_ban
|
||||
FOR EACH statement
|
||||
EXECUTE PROCEDURE refresh_community_user_ban ();
|
||||
|
|
@ -1048,12 +1048,12 @@ BEGIN
|
|||
END
|
||||
$$;
|
||||
|
||||
CREATE or replace TRIGGER refresh_post_like
|
||||
CREATE OR REPLACE TRIGGER refresh_post_like
|
||||
AFTER INSERT OR UPDATE OR DELETE OR TRUNCATE ON post_like
|
||||
FOR EACH statement
|
||||
EXECUTE PROCEDURE refresh_post_like ();
|
||||
|
||||
CREATE or replace VIEW community_moderator_view AS
|
||||
CREATE OR REPLACE VIEW community_moderator_view AS
|
||||
SELECT
|
||||
*,
|
||||
(
|
||||
|
|
@ -1107,7 +1107,7 @@ SELECT
|
|||
FROM
|
||||
community_moderator cm;
|
||||
|
||||
CREATE or replace VIEW community_follower_view AS
|
||||
CREATE OR REPLACE VIEW community_follower_view AS
|
||||
SELECT
|
||||
*,
|
||||
(
|
||||
|
|
@ -1161,7 +1161,7 @@ SELECT
|
|||
FROM
|
||||
community_follower cf;
|
||||
|
||||
CREATE or replace VIEW community_user_ban_view AS
|
||||
CREATE OR REPLACE VIEW community_user_ban_view AS
|
||||
SELECT
|
||||
*,
|
||||
(
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
ALTER TABLE activity
|
||||
ADD COLUMN user_id INTEGER NOT NULL REFERENCES user_(id) ON UPDATE CASCADE ON DELETE CASCADE;
|
||||
ADD COLUMN user_id INTEGER NOT NULL REFERENCES user_ (id) ON UPDATE CASCADE ON DELETE CASCADE;
|
||||
|
||||
ALTER TABLE activity
|
||||
DROP COLUMN sensitive;
|
||||
|
|
|
|||
|
|
@ -241,7 +241,8 @@ ALTER TABLE user_
|
|||
ADD COLUMN matrix_user_id text UNIQUE;
|
||||
|
||||
-- Default is only for existing rows
|
||||
alter table user_ alter column password_encrypted drop default;
|
||||
ALTER TABLE user_
|
||||
ALTER COLUMN password_encrypted DROP DEFAULT;
|
||||
|
||||
-- Update the user_ table with the local_user data
|
||||
UPDATE
|
||||
|
|
@ -269,30 +270,30 @@ CREATE VIEW user_alias_1 AS
|
|||
SELECT
|
||||
id,
|
||||
actor_id,
|
||||
admin,
|
||||
avatar,
|
||||
banned,
|
||||
banner,
|
||||
bio,
|
||||
default_listing_type,
|
||||
default_sort_type,
|
||||
deleted,
|
||||
email,
|
||||
lang,
|
||||
last_refreshed_at,
|
||||
local,
|
||||
matrix_user_id,
|
||||
name,
|
||||
password_encrypted,
|
||||
preferred_username,
|
||||
private_key,
|
||||
public_key,
|
||||
published,
|
||||
send_notifications_to_email,
|
||||
show_avatars,
|
||||
show_nsfw,
|
||||
theme,
|
||||
updated
|
||||
admin,
|
||||
avatar,
|
||||
banned,
|
||||
banner,
|
||||
bio,
|
||||
default_listing_type,
|
||||
default_sort_type,
|
||||
deleted,
|
||||
email,
|
||||
lang,
|
||||
last_refreshed_at,
|
||||
local,
|
||||
matrix_user_id,
|
||||
name,
|
||||
password_encrypted,
|
||||
preferred_username,
|
||||
private_key,
|
||||
public_key,
|
||||
published,
|
||||
send_notifications_to_email,
|
||||
show_avatars,
|
||||
show_nsfw,
|
||||
theme,
|
||||
updated
|
||||
FROM
|
||||
user_;
|
||||
|
||||
|
|
@ -300,30 +301,30 @@ CREATE VIEW user_alias_2 AS
|
|||
SELECT
|
||||
id,
|
||||
actor_id,
|
||||
admin,
|
||||
avatar,
|
||||
banned,
|
||||
banner,
|
||||
bio,
|
||||
default_listing_type,
|
||||
default_sort_type,
|
||||
deleted,
|
||||
email,
|
||||
lang,
|
||||
last_refreshed_at,
|
||||
local,
|
||||
matrix_user_id,
|
||||
name,
|
||||
password_encrypted,
|
||||
preferred_username,
|
||||
private_key,
|
||||
public_key,
|
||||
published,
|
||||
send_notifications_to_email,
|
||||
show_avatars,
|
||||
show_nsfw,
|
||||
theme,
|
||||
updated
|
||||
admin,
|
||||
avatar,
|
||||
banned,
|
||||
banner,
|
||||
bio,
|
||||
default_listing_type,
|
||||
default_sort_type,
|
||||
deleted,
|
||||
email,
|
||||
lang,
|
||||
last_refreshed_at,
|
||||
local,
|
||||
matrix_user_id,
|
||||
name,
|
||||
password_encrypted,
|
||||
preferred_username,
|
||||
private_key,
|
||||
public_key,
|
||||
published,
|
||||
send_notifications_to_email,
|
||||
show_avatars,
|
||||
show_nsfw,
|
||||
theme,
|
||||
updated
|
||||
FROM
|
||||
user_;
|
||||
|
||||
|
|
|
|||
|
|
@ -1,3 +1,3 @@
|
|||
ALTER TABLE local_site
|
||||
ADD COLUMN federation_debug boolean DEFAULT false not null;
|
||||
ADD COLUMN federation_debug boolean DEFAULT FALSE NOT NULL;
|
||||
|
||||
|
|
|
|||
|
|
@ -86,10 +86,7 @@ ALTER TABLE local_user
|
|||
DROP TYPE sort_type_enum__;
|
||||
|
||||
-- Remove int to float conversions that were automatically added to index filters
|
||||
DROP INDEX
|
||||
idx_comment_aggregates_nonzero_hotrank,
|
||||
idx_community_aggregates_nonzero_hotrank,
|
||||
idx_post_aggregates_nonzero_hotrank;
|
||||
DROP INDEX idx_comment_aggregates_nonzero_hotrank, idx_community_aggregates_nonzero_hotrank, idx_post_aggregates_nonzero_hotrank;
|
||||
|
||||
CREATE INDEX idx_community_aggregates_nonzero_hotrank ON community_aggregates (published)
|
||||
WHERE
|
||||
|
|
|
|||
|
|
@ -16,9 +16,13 @@ CREATE FUNCTION forbid_diesel_cli ()
|
|||
LANGUAGE plpgsql
|
||||
AS $$
|
||||
BEGIN
|
||||
IF current_setting('lemmy.enable_migrations', TRUE) IS DISTINCT FROM 'on' THEN
|
||||
RAISE 'migrations must be managed using lemmy_server instead of diesel CLI';
|
||||
END IF;
|
||||
IF NOT EXISTS (
|
||||
SELECT
|
||||
FROM
|
||||
pg_locks
|
||||
WHERE (locktype, pid, objid) = ('advisory', pg_backend_pid(), 0)) THEN
|
||||
RAISE 'migrations must be managed using lemmy_server instead of diesel CLI';
|
||||
END IF;
|
||||
RETURN NULL;
|
||||
END;
|
||||
$$;
|
||||
|
|
|
|||
25
src/lib.rs
25
src/lib.rs
|
|
@ -114,13 +114,19 @@ enum CmdSubcommand {
|
|||
Migration {
|
||||
#[command(subcommand)]
|
||||
subcommand: MigrationSubcommand,
|
||||
#[arg(short, long, conflicts_with("number"))]
|
||||
all: bool,
|
||||
#[arg(short, long, default_value_t = 1)]
|
||||
number: u64,
|
||||
},
|
||||
}
|
||||
|
||||
#[derive(Subcommand, Debug)]
|
||||
enum MigrationSubcommand {
|
||||
/// Run all pending migrations.
|
||||
/// Run up.sql for the specified migrations.
|
||||
Run,
|
||||
/// Run down.sql for the specified migrations.
|
||||
Revert,
|
||||
}
|
||||
|
||||
/// Placing the main function in lib.rs allows other crates to import it and embed Lemmy
|
||||
|
|
@ -128,11 +134,22 @@ pub async fn start_lemmy_server(args: CmdArgs) -> LemmyResult<()> {
|
|||
// Print version number to log
|
||||
println!("Lemmy v{VERSION}");
|
||||
|
||||
if let Some(CmdSubcommand::Migration { subcommand }) = args.subcommand {
|
||||
let options = match subcommand {
|
||||
MigrationSubcommand::Run => schema_setup::Options::default(),
|
||||
// todo test
|
||||
if let Some(CmdSubcommand::Migration {
|
||||
subcommand,
|
||||
all,
|
||||
number,
|
||||
}) = args.subcommand
|
||||
{
|
||||
let mut options = match subcommand {
|
||||
MigrationSubcommand::Run => schema_setup::Options::default().run(),
|
||||
MigrationSubcommand::Revert => schema_setup::Options::default().revert(),
|
||||
};
|
||||
|
||||
if !all {
|
||||
options = options.limit(number);
|
||||
}
|
||||
|
||||
schema_setup::run(options)?;
|
||||
|
||||
return Ok(());
|
||||
|
|
|
|||
Loading…
Reference in a new issue