db-refactoring #14

Merged
glitch4347 merged 2 commits from db-refactoring into main 3 months ago
  1. 45
      src/db.rs
  2. 63
      src/main.rs

45
src/db.rs

@ -1,14 +1,23 @@
use base64::prelude::*;
use once_cell::sync::Lazy;
use std::collections::HashSet;
use std::hash::{Hash, Hasher};
use std::fs;
use std::path::Path;
use std::io::{self, Write, BufRead};
use std::fmt;
use std::cmp::{PartialEq, Ordering};
static STORAGE_FOLDER: Lazy<String> = Lazy::new(|| "storage".to_string() );
static STORAGE_PATH: Lazy<String> = Lazy::new(|| {
format!("{}/db.mps", &*STORAGE_FOLDER)
});
pub struct Item {
pub id: String,
pub content: String
@ -84,15 +93,15 @@ impl Encoder {
pub struct DB {
pub items: HashSet::<Item>,
path: String,
encoder: Encoder
}
impl DB {
pub fn new(path: &str, password: String) -> io::Result<DB> {
// TODO: make path as String too
pub fn new(password: String) -> io::Result<DB> {
let encoder = Encoder::from(password);
// TODO: throw error is password is incorrect
let file = fs::File::open(path)?;
let file = fs::File::open(&*STORAGE_PATH)?;
let reader = io::BufReader::new(file);
let mut items = HashSet::<Item>::new();
let mut id: Option<String> = None;
@ -114,12 +123,38 @@ impl DB {
}
let result = DB {
items: items,
path: String::from(path),
encoder: encoder
};
Ok(result)
}
pub fn init(_passphrase: String) -> io::Result<()> {
// TODO: use pasphrase
fs::create_dir(&*STORAGE_FOLDER)?;
println!("Storage folder created");
//let mut db = DB::init(&*STORAGE_PATH, pass)?;
fs::File::create(&*STORAGE_PATH)?;
println!("Storage db created.");
println!("Initialization complete.");
println!("");
println!("Now it's required to add folder `{}` under git manually.", &*STORAGE_FOLDER);
println!("Don't worry it's going to be encrypted.");
Ok(())
}
pub fn print_init_hint() {
println!("mps can work only when storage inited.");
println!("Hint: you can restore your storage if you have it already:");
println!(" git clone <your_storage_git_url> {}", &*STORAGE_FOLDER);
println!("to init manually your storage and config")
}
pub fn is_inited() -> bool {
let path = Path::new(&*STORAGE_FOLDER);
return path.exists();
}
pub fn contains(&self, id: &String) -> bool {
let item = Item::from_empty(id.clone());
self.items.contains(&item)
@ -129,7 +164,7 @@ impl DB {
let mut file = fs::OpenOptions::new()
.write(true)
.append(false)
.open(&self.path)?;
.open(&*STORAGE_PATH)?;
for item in self.items.iter() {
writeln!(file, "{}", item.id)?;

63
src/main.rs

@ -7,20 +7,10 @@ use db::{DB, Item};
use clap::{Parser, Subcommand};
use rpassword;
use once_cell::sync::Lazy;
use std::fs;
use std::io::{self, Write};
use std::path::Path;
use std::process;
static STORAGE_FOLDER: &str = "storage";
static STORAGE_PATH: Lazy<String> = Lazy::new(|| {
format!("{}/db.mps", STORAGE_FOLDER)
});
#[derive(Parser)]
#[command(name = "mps", version = "0.0.1", about = "MyPasswordStorage: Tool for storing your passwords locally with git synchronization")]
struct Cli {
@ -70,56 +60,43 @@ fn get_prompt(question: &str) -> io::Result<PROMPT> {
}
// TODO: change password functionality
fn login() -> io::Result<String> {
println!("Enter passphrase: ");
// TODO: check if inited
print!("Enter passphrase for storage: ");
io::stdout().flush()?;
// TODO: check in db
// TODO: return error if db is not inited
let password = rpassword::read_password()?;
if password != "pass" {
return Err(io::Error::new(io::ErrorKind::InvalidData, "Wrong password"));
return Err(io::Error::new(io::ErrorKind::InvalidData, "Wrong passphrase"));
}
Ok(String::from(password))
}
fn is_inited() -> bool {
let path = Path::new(STORAGE_FOLDER);
return path.exists();
}
fn init() -> io::Result<()> {
if is_inited() {
if db::DB::is_inited() {
return Err(io::Error::new(io::ErrorKind::AlreadyExists, "Reinitialization attempted"));
}
print!("Enter passphrase for db: ");
print!("Enter passphrase for storage: ");
io::stdout().flush()?;
// TODO: rename to passphrase
let password = rpassword::read_password()?;
print!("Reenter passphrase: ");
io::stdout().flush()?;
let password2 = rpassword::read_password()?;
if password != password2 {
return Err(io::Error::new(io::ErrorKind::InvalidInput, "Passwords should be equal"));
return Err(io::Error::new(io::ErrorKind::InvalidInput, "Passwords must be equal"));
}
fs::create_dir(STORAGE_FOLDER)?;
println!("Storage folder created");
//let mut db = DB::init(&*STORAGE_PATH, pass)?;
// TODO: enter password
// TODO: dont create storate if master password hasn't entered
db::DB::init(password)?;
fs::File::create(&*STORAGE_PATH)?;
println!("Storage db created.");
println!("Initialization complete.");
println!("");
println!("Now it's required to add folder `{}` under git manually.", STORAGE_FOLDER);
println!("Don't worry it's going to be encrypted.");
Ok(())
}
fn add(id: &String) -> io::Result<()> {
let mut db = DB::new(&*STORAGE_PATH, String::from(""))?;
// TODO: get login passphrase
let mut db = DB::new(String::from(""))?;
if db.contains(id) {
// TODO: ask to edit existing in outer function which invoked this one
return Err(io::Error::new(
@ -131,12 +108,12 @@ fn add(id: &String) -> io::Result<()> {
let content = editor::open_to_edit()?;
db.items.insert(Item::from(id.clone(), content));
db.dump()?;
Ok(())
}
fn list() -> io:: Result<()> {
let db = DB::new(&STORAGE_PATH, String::from(""))?;
let db = DB::new(String::from(""))?;
let mut vec: Vec<_> = db.items.iter().collect();
vec.sort();
for item in &vec {
@ -158,18 +135,14 @@ fn run_command() -> io::Result<()> {
list()?;
}
None => {
if !is_inited() {
if !db::DB::is_inited() {
match get_prompt("Do you want to init your storage?")? {
PROMPT::YES => init()?,
PROMPT::NO => {
println!("mps can work only when storage inited.");
println!("Hint: you can restore your storage if you have it already:");
println!(" git clone <your_storage_git_url> {}", STORAGE_FOLDER);
println!("to init manually your storage and config")
},
}
PROMPT::NO => db::DB::print_init_hint(),
}
} else {
login()?;
// TODO: list()
}
}
}
@ -184,5 +157,5 @@ fn main() {
process::exit(2); // TODO: better codes for different errors
}
}
}

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