196 lines
5.7 KiB
Rust
196 lines
5.7 KiB
Rust
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//! Imports keyrings into Hagrids database.
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//!
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//! Usage:
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//!
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//! cargo run --release --example import -- \
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//! <state-dir> <keyring> [<keyring>...]
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use std::path::{Path,PathBuf};
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use std::fs::File;
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use std::io::Read;
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extern crate failure;
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use failure::Fallible as Result;
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extern crate tempfile;
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extern crate sequoia_openpgp as openpgp;
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use openpgp::Packet;
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use openpgp::parse::{PacketParser, PacketParserResult, Parse};
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extern crate hagrid_database as database;
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use database::{Database, KeyDatabase, ImportResult};
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use indicatif::{ProgressBar,ProgressStyle};
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use HagridConfig;
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pub fn do_import(config: &HagridConfig, keyrings: Vec<PathBuf>) -> Result<()> {
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let db = KeyDatabase::new(
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config.keys_internal_dir.as_ref().unwrap(),
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config.keys_external_dir.as_ref().unwrap(),
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config.tmp_dir.as_ref().unwrap()
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)?;
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// For each input file, create a parser.
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for input in keyrings.iter() {
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eprintln!("Parsing {:?}...", input);
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let errors = import_from_file(&db, &input)?;
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for error in errors {
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eprintln!("{}", error);
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}
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}
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Ok(())
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}
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struct ImportStats {
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progress: ProgressBar,
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count_total: u64,
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count_err: u64,
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count_new: u64,
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count_updated: u64,
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count_unchanged: u64,
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errors: Vec<failure::Error>,
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}
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impl ImportStats {
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fn new(progress: ProgressBar) -> Self {
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ImportStats {
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progress,
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count_total: 0,
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count_err: 0,
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count_new: 0,
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count_updated: 0,
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count_unchanged: 0,
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errors: vec!(),
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}
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}
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fn update(&mut self, result: Result<ImportResult>) {
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// If a new TPK starts, parse and import.
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self.count_total += 1;
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match result {
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Err(x) => {
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self.count_err += 1;
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self.errors.push(x);
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},
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Ok(ImportResult::New(_)) => self.count_new += 1,
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Ok(ImportResult::Updated(_)) => self.count_updated += 1,
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Ok(ImportResult::Unchanged(_)) => self.count_unchanged += 1,
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}
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self.progress_update();
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}
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fn progress_update(&self) {
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if (self.count_total % 10) != 0 {
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return;
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}
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self.progress.set_message(&format!(
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"imported {:5} keys, {:4} New {:4} Updated {:4} Unchanged {:4} Errors",
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self.count_total, self.count_new, self.count_updated, self.count_unchanged, self.count_err));
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}
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fn progress_finish(&self) {
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self.progress.finish_with_message(&format!(
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"imported {:5} keys, {:4} New {:4} Updated {:4} Unchanged {:4} Errors",
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self.count_total, self.count_new, self.count_updated, self.count_unchanged, self.count_err));
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}
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}
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fn import_from_file(db: &KeyDatabase, input: &Path) -> Result<Vec<failure::Error>> {
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let input_file = File::open(input)?;
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let pb = ProgressBar::new(input_file.metadata()?.len());
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pb.set_style(ProgressStyle::default_bar()
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.template("[{elapsed_precise}] {bar:40.cyan/blue} {msg}")
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.progress_chars("##-"));
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let input_reader = &mut pb.wrap_read(input_file);
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let mut stats = ImportStats::new(pb);
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read_file_to_tpks(input_reader, &mut |acc| {
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let result = import_key(&db, acc);
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stats.update(result);
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})?;
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stats.progress_finish();
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Ok(stats.errors)
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}
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fn read_file_to_tpks(
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reader: impl Read,
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callback: &mut impl FnMut(Vec<Packet>) -> ()
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) -> Result<()> {
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let mut ppr = PacketParser::from_reader(reader)?;
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let mut acc = Vec::new();
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// Iterate over all packets.
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while let PacketParserResult::Some(pp) = ppr {
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// Get the packet and advance the parser.
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let (packet, tmp) = pp.next()?;
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ppr = tmp;
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if !acc.is_empty() {
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if let Packet::PublicKey(_) | Packet::SecretKey(_) = packet {
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callback(acc);
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acc = vec!();
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}
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}
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acc.push(packet);
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}
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Ok(())
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}
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fn import_key(db: &KeyDatabase, packets: Vec<Packet>) -> Result<ImportResult> {
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let packet_pile = openpgp::PacketPile::from(packets);
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openpgp::TPK::from_packet_pile(packet_pile)
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.and_then(|tpk| {
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db.merge(tpk)
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})
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}
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/*
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#[cfg(test)]
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mod import_tests {
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use std::fs::File;
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use tempfile::tempdir;
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use openpgp::serialize::Serialize;
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use super::*;
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#[test]
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fn import() {
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let root = tempdir().unwrap();
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let db = KeyDatabase::new_from_base(root.path().to_path_buf()).unwrap();
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// Generate a key and import it.
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let (tpk, _) = openpgp::tpk::TPKBuilder::autocrypt(
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None, Some("foo@invalid.example.com".into()))
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.generate().unwrap();
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let import_me = root.path().join("import-me");
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tpk.serialize(&mut File::create(&import_me).unwrap()).unwrap();
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do_import(root.path().to_path_buf(), vec![import_me]).unwrap();
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let check = |query: &str| {
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let tpk_ = db.lookup(&query.parse().unwrap()).unwrap().unwrap();
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assert_eq!(tpk.fingerprint(), tpk_.fingerprint());
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assert_eq!(tpk.subkeys().map(|skb| skb.subkey().fingerprint())
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.collect::<Vec<_>>(),
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tpk_.subkeys().map(|skb| skb.subkey().fingerprint())
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.collect::<Vec<_>>());
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assert_eq!(tpk_.userids().count(), 0);
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};
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check(&format!("{}", tpk.primary().fingerprint()));
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check(&format!("{}", tpk.primary().fingerprint().to_keyid()));
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check(&format!("{}", tpk.subkeys().nth(0).unwrap().subkey()
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.fingerprint()));
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check(&format!("{}", tpk.subkeys().nth(0).unwrap().subkey()
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.fingerprint().to_keyid()));
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}
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}
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*/
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