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-rw-r--r--tool/src/migrate.rs374
1 files changed, 318 insertions, 56 deletions
diff --git a/tool/src/migrate.rs b/tool/src/migrate.rs
index 5037bf4..c774832 100644
--- a/tool/src/migrate.rs
+++ b/tool/src/migrate.rs
@@ -6,15 +6,89 @@
use crate::{Action, MigrateMode};
use anyhow::{bail, Context};
use indicatif::ProgressIterator;
-use jellybase::database::{typed_sled::Tree, Database};
+use jellybase::database::{DataAcid, ReadableTable, Ser, T_INVITE, T_USER, T_USER_NODE};
+use jellycommon::user::{NodeUserData, User};
use log::{info, warn};
-use serde::Serialize;
+use std::io::{BufRead, BufReader};
use std::{
fs::File,
- io::{BufRead, BufReader, BufWriter, Write},
+ io::{BufWriter, Write},
path::Path,
};
+// macro_rules! process_tree {
+// ($mode:ident, $save_location:ident, $da:ident, $name:literal, $table:ident, $dt:tt) => {{
+// let path = $save_location.join($name);
+// match $mode {
+// MigrateMode::Export => {
+// let mut o = BufWriter::new(File::create(path)?);
+// let txn = $da.begin_read()?;
+// let table = txn.open_table($table)?;
+
+// let len = table.len()?;
+// for r in table.iter()?.progress_count(len.try_into().unwrap()) {
+// let (k, v) = r?;
+// serde_json::to_writer(&mut o, &(k.value(), v.value().0))?;
+// writeln!(&mut o)?;
+// }
+// drop(table);
+// }
+// MigrateMode::Import => {
+// {
+// let txn = $da.begin_read()?;
+// let table = txn.open_table($table)?;
+// if !table.is_empty()? {
+// bail!("tree not empty, `rm -rf` your db please :)")
+// }
+// }
+
+// let Ok(i) = File::open(&path) else {
+// warn!("{path:?} does not exist; the import of that tree will be skipped.");
+// return Ok(());
+// };
+// let i = BufReader::new(i);
+// for l in i.lines() {
+// let l = l?;
+// let (k, v) = serde_json::from_str::<$dt>(&l).context("reading db dump item")?;
+// {
+// let txn = $da.begin_write()?;
+// let mut table = txn.open_table($table)?;
+
+// table.insert(&convert(k), Ser(v))?;
+// drop(table);
+// txn.commit()?
+// }
+// }
+// }
+// }
+// }};
+// }
+
+// pub(crate) fn migrate(action: Action) -> anyhow::Result<()> {
+// match action {
+// Action::Migrate {
+// mode,
+// save_location,
+// database,
+// } => {
+// std::fs::create_dir_all(&save_location)?;
+
+// let da = DataAcid::open(&database)?;
+
+// info!("processing 'user'");
+// process_tree(mode, &save_location.join("user"), &da, T_USER);
+// info!("processing 'user_node'");
+// process_tree(mode, &save_location.join("user_node"), &da, T_USER_NODE);
+// info!("processing 'invite'");
+// process_tree(mode, &save_location.join("invite"), &da, T_INVITE);
+// info!("done");
+
+// Ok(())
+// }
+// _ => unreachable!(),
+// }
+// }
+
pub(crate) fn migrate(action: Action) -> anyhow::Result<()> {
match action {
Action::Migrate {
@@ -23,73 +97,261 @@ pub(crate) fn migrate(action: Action) -> anyhow::Result<()> {
database,
} => {
std::fs::create_dir_all(&save_location)?;
- let db = Database::open(&database)?;
+
+ let da = DataAcid::open(&database)?;
info!("processing 'user'");
- process_tree(mode, &save_location.join("user"), &db.user)?;
+ {
+ let path: &Path = &save_location.join("user");
+ let da = &da;
+ match mode {
+ MigrateMode::Export => {
+ let mut o = BufWriter::new(File::create(path)?);
+ let txn = da.begin_read()?;
+ let table = txn.open_table(T_USER)?;
+
+ let len = table.len()?;
+ for r in table.iter()?.progress_count(len.try_into().unwrap()) {
+ let (k, v) = r?;
+ serde_json::to_writer(&mut o, &(k.value(), v.value().0))?;
+ writeln!(&mut o)?;
+ }
+ drop(table);
+ }
+ MigrateMode::Import => {
+ {
+ let txn = da.begin_read()?;
+ let table = txn.open_table(T_USER)?;
+ if !table.is_empty()? {
+ bail!("tree not empty, `rm -rf` your db please :)")
+ }
+ }
+
+ let Ok(i) = File::open(path) else {
+ warn!(
+ "{path:?} does not exist; the import of that tree will be skipped."
+ );
+ return Ok(());
+ };
+ let i = BufReader::new(i);
+ for l in i.lines() {
+ let l = l?;
+ let (k, v) = serde_json::from_str::<(String, User)>(l.as_str())
+ .context("reading db dump item")?;
+ {
+ let txn = da.begin_write()?;
+ let mut table = txn.open_table(T_USER)?;
+ table.insert(k.as_str(), Ser(v))?;
+ drop(table);
+ txn.commit()?
+ }
+ }
+ }
+ }
+ };
info!("processing 'user_node'");
- process_tree(mode, &save_location.join("user_node"), &db.user_node)?;
+ {
+ let path: &Path = &save_location.join("user_node");
+ let da = &da;
+ match mode {
+ MigrateMode::Export => {
+ let mut o = BufWriter::new(File::create(path)?);
+ let txn = da.begin_read()?;
+ let table = txn.open_table(T_USER_NODE)?;
+
+ let len = table.len()?;
+ for r in table.iter()?.progress_count(len.try_into().unwrap()) {
+ let (k, v) = r?;
+ serde_json::to_writer(&mut o, &(k.value(), v.value().0))?;
+ writeln!(&mut o)?;
+ }
+ drop(table);
+ }
+ MigrateMode::Import => {
+ {
+ let txn = da.begin_read()?;
+ let table = txn.open_table(T_USER_NODE)?;
+ if !table.is_empty()? {
+ bail!("tree not empty, `rm -rf` your db please :)")
+ }
+ }
+
+ let Ok(i) = File::open(path) else {
+ warn!(
+ "{path:?} does not exist; the import of that tree will be skipped."
+ );
+ return Ok(());
+ };
+ let i = BufReader::new(i);
+ for l in i.lines() {
+ let l = l?;
+ let (k, v) = serde_json::from_str::<((String, String), NodeUserData)>(
+ l.as_str(),
+ )
+ .context("reading db dump item")?;
+ {
+ let txn = da.begin_write()?;
+ let mut table = txn.open_table(T_USER_NODE)?;
+
+ table.insert((k.0.as_str(), k.1.as_str()), Ser(v))?;
+ drop(table);
+ txn.commit()?
+ }
+ }
+ }
+ }
+ };
info!("processing 'invite'");
- process_tree(mode, &save_location.join("invite"), &db.invite)?;
- info!("processing 'node'");
- process_tree(mode, &save_location.join("node"), &db.node)?;
+ {
+ let path: &Path = &save_location.join("invite");
+ let da = &da;
+ match mode {
+ MigrateMode::Export => {
+ let mut o = BufWriter::new(File::create(path)?);
+ let txn = da.begin_read()?;
+ let table = txn.open_table(T_INVITE)?;
+
+ let len = table.len()?;
+ for r in table.iter()?.progress_count(len.try_into().unwrap()) {
+ let (k, v) = r?;
+ serde_json::to_writer(&mut o, &(k.value(), v.value().0))?;
+ writeln!(&mut o)?;
+ }
+ drop(table);
+ }
+ MigrateMode::Import => {
+ {
+ let txn = da.begin_read()?;
+ let table = txn.open_table(T_INVITE)?;
+ if !table.is_empty()? {
+ bail!("tree not empty, `rm -rf` your db please :)")
+ }
+ }
+
+ let Ok(i) = File::open(path) else {
+ warn!(
+ "{path:?} does not exist; the import of that tree will be skipped."
+ );
+ return Ok(());
+ };
+ let i = BufReader::new(i);
+ for l in i.lines() {
+ let l = l?;
+ let (k, _v) = serde_json::from_str::<(String, ())>(l.as_str())
+ .context("reading db dump item")?;
+ {
+ let txn = da.begin_write()?;
+ let mut table = txn.open_table(T_INVITE)?;
+
+ table.insert(k.as_str(), Ser(()))?;
+ drop(table);
+ txn.commit()?
+ }
+ }
+ }
+ }
+ };
info!("done");
- Ok(())
}
_ => unreachable!(),
}
+ Ok(())
}
+/*
-fn process_tree<
- K: Serialize + for<'de> serde::Deserialize<'de>,
- V: Serialize + for<'de> serde::Deserialize<'de>,
->(
+fn process_tree<'c, 'd, K, V>(
mode: MigrateMode,
path: &Path,
- tree: &Tree<K, V>,
-) -> anyhow::Result<()> {
+ da: &DataAcid,
+ table: TableDefinition<'static, K, Ser<V>>,
+) -> anyhow::Result<()>
+where
+ K: RedbKey + Owny<'c> + Clone,
+ V: Encode + Decode + Debug + Serialize + Owny<'d> + Clone,
+ <K as Owny<'c>>::Owned: for<'a> serde::Deserialize<'a>,
+ <V as Owny<'d>>::Owned: for<'a> serde::Deserialize<'a>,
+{
match mode {
- MigrateMode::Export => export_tree(path, tree),
- MigrateMode::Import => import_tree(path, tree),
- }
-}
+ MigrateMode::Export => {
+ // let mut o = BufWriter::new(File::create(path)?);
+ // let txn = da.begin_read()?;
+ // let table = txn.open_table(table)?;
-fn export_tree<
- K: Serialize + for<'de> serde::Deserialize<'de>,
- V: Serialize + for<'de> serde::Deserialize<'de>,
->(
- path: &Path,
- tree: &Tree<K, V>,
-) -> anyhow::Result<()> {
- let mut o = BufWriter::new(File::create(path)?);
- let len = tree.len();
- for r in tree.iter().progress_count(len.try_into().unwrap()) {
- let (k, v) = r?;
- serde_json::to_writer(&mut o, &(k, v))?;
- writeln!(&mut o)?;
- }
- Ok(())
-}
+ // let len = table.len()?;
+ // for r in table.iter()?.progress_count(len.try_into().unwrap()) {
+ // let (k, v) = r?;
+ // serde_json::to_writer(&mut o, &(k, v.value().0))?;
+ // writeln!(&mut o)?;
+ // }
+ // drop(table);
+ }
+ MigrateMode::Import => {
+ {
+ let txn = da.begin_read()?;
+ let table = txn.open_table(table)?;
+ if !table.is_empty()? {
+ bail!("tree not empty, `rm -rf` your db please :)")
+ }
+ }
-fn import_tree<
- K: Serialize + for<'de> serde::Deserialize<'de>,
- V: Serialize + for<'de> serde::Deserialize<'de>,
->(
- path: &Path,
- tree: &Tree<K, V>,
-) -> anyhow::Result<()> {
- if !tree.is_empty() {
- bail!("tree not empty, `rm -rf` your db please :)")
- }
- let Ok(i) = File::open(path) else {
- warn!("{path:?} does not exist; the import of that tree will be skipped.");
- return Ok(());
- };
- let i = BufReader::new(i);
- for l in i.lines() {
- let l = l?;
- let (k, v) = serde_json::from_str::<(K, V)>(&l).context("reading db dump item")?;
- tree.insert(&k, &v)?;
+ let Ok(i) = File::open(path) else {
+ warn!("{path:?} does not exist; the import of that tree will be skipped.");
+ return Ok(());
+ };
+ let i = BufReader::new(i);
+ for l in i.lines() {
+ let l = l?;
+ let (k, v) =
+ serde_json::from_str::<(<K as Owny>::Owned, <V as Owny>::Owned)>(l.as_str())
+ .context("reading db dump item")?;
+ {
+ let (k, v) = (k.borrow(), v.borrow());
+
+ let txn = da.begin_write()?;
+ let mut table = txn.open_table(table)?;
+
+ table.insert(k, Ser(v))?;
+ drop(table);
+ txn.commit()?
+ }
+ }
+ }
}
Ok(())
-}
+} */
+
+// trait Owny<'a> {
+// type Owned;
+// fn borrow(x: &'a Self::Owned) -> Self;
+// }
+// impl<'a> Owny<'a> for &'a str {
+// type Owned = String;
+// fn borrow(x: &'a Self::Owned) -> Self {
+// x.as_str()
+// }
+// }
+// impl<'a> Owny<'a> for (&'a str, &'a str) {
+// type Owned = (String, String);
+
+// fn borrow(x: &'a Self::Owned) -> Self {
+// (x.0.as_str(), x.1.as_str())
+// }
+// }
+// impl Owny<'_> for User {
+// type Owned = User;
+// fn borrow(x: &Self::Owned) -> Self {
+// x.to_owned()
+// }
+// }
+// impl Owny<'_> for NodeUserData {
+// type Owned = NodeUserData;
+// fn borrow(x: &Self::Owned) -> Self {
+// x.to_owned()
+// }
+// }
+// impl Owny<'_> for () {
+// type Owned = ();
+// fn borrow(x: &Self::Owned) -> Self {
+// x.to_owned()
+// }
+// }
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