clean parsing
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@ -4,4 +4,11 @@ compare https://git.rootprojects.org/root/sclient.go/src/branch/master
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## getting started
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* run directly
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* `cargo run -- -servername example -k example.com 3000`
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* `cargo run test`
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* `cargo run -- --help`
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* build
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* `cargo build`
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* `target/debug/sclient --help` run from build
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* `.\target\debug\sclient.exe --help` windows cmd
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153
src/main.rs
153
src/main.rs
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@ -1,45 +1,33 @@
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use std::env;
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fn increase(number: i32) {
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println!("{}", number + 1);
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}
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fn decrease(number: i32) {
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println!("{}", number - 1);
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}
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fn help() {
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println!(
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"Usage: sclient [--servername <string>] [-k | --insecure] <remote> <port>
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"Usage: sclient [--servername <string>] [-k | --insecure] [ssh|rsync] <remote> <port>
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ex: sclient whatever.com 3000
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(whatever.com:443 localhost:3000)
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ex: sclient whatever.com:4080 0.0.0.0:3000"
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);
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}
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// use clap::*;
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fn main() {
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let args: Vec<String> = env::args().collect();
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println!("{:?}", args);
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println!("{:?}", args);
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if args
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.iter()
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.any(|element| element == "-h" || element == "--help")
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{
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help();
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return;
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}
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let mut flags = Flags::default();
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// let mut flags = vec![];
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let v = ["10", "40", "30"];
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assert!(v.contains(&"30"));
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assert!(!v.contains(&"50"));
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// try!()
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if args
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.iter()
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.any(|element| element == "-k" || element == "--insecure")
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{
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flags.insecure = true;
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// flags.push(value: "insecure");
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// println!("k exists");
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} else {
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println!("k doesn't exists");
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}
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let serverNameArg = args
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@ -47,128 +35,30 @@ fn main() {
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.enumerate()
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.find(|(index, element)| *element == "-servername");
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dbg!(serverNameArg);
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if let Some((index, _)) = serverNameArg {
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dbg!(index);
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// if index.is_some() {
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dbg!(&args[index + 1]);
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flags.servername = args[index + 1].clone(); //.into();
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// }
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flags.servername = args[index + 1].clone();
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}
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print!("canqdy:");
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// print!("{}",args.len()-1);
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print!("{}", args[args.len() - 1]);
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print!("{:?}", args[args.len() - 1].parse::<i32>());
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// dbg!(&args[args.len()-1]);
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// dbg!(args[args.len()-1].clone().parse::<i32>());
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print!("::canqdy:");
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// get port
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let maybe_port = args[args.len() - 1].parse::<i32>();
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if maybe_port.is_ok() {
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// pull out of maybe option error
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flags.port = maybe_port.unwrap();
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} else {
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help();
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print!("<port> needs to be an integer");
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}
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// get remote
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flags.remote = args[args.len() - 2].clone();
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if args[args.len() - 3] == "ssh" || args[args.len() - 3] == "rsync" {
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flags.custom = args[args.len() - 3].clone();
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}
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// if serverNameIndex != &-1 {
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// }
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dbg!(flags);
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// println!(flags);
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// .contains(x: &"-k");// .contains(&"-k");
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// println!(args.contains(&"-k"));
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for argument in env::args() {
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println!("{} {}", argument, "test");
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// tls port forward functionality
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}
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// let pattern = std::env::args().nth(1).expect("no pattern given");
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// let path = std::env::args().nth(2).expect("no path given");
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// let args2 = Cli {
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// pattern: pattern,
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// // path: std::path::PathBuf::from(path),
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// };
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// println!("{}", args2.pattern)
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// match args.len() {
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// // no arguments passed
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// 1 => {
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// println!("My name is 'match_args'. Try passing some arguments!");
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// },
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// // one argument passed
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// 2 => {
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// match args[1].parse() {
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// Ok(42) => println!("This is the answer!"),
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// _ => println!("This is not the answer."),
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// }
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// },
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// // one command and one argument passed
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// 3 => {
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// let cmd = &args[1];
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// let num = &args[2];
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// // parse the number
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// let number: i32 = match num.parse() {
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// Ok(n) => {
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// n
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// },
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// Err(_) => {
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// eprintln!("error: second argument not an integer");
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// help();
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// return;
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// },
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// };
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// // parse the command
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// match &cmd[..] {
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// "increase" => increase(number),
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// "decrease" => decrease(number),
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// _ => {
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// eprintln!("error: invalid command");
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// help();
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// },
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// }
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// },
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// // all the other cases
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// _ => {
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// // show a help message
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// help();
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// }
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// }
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// let app = App::new("sclient")
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// .arg(
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// Arg::with_name("pattern")
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// .long("pattern")
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// .takes_value(true)
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// .required(true),
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// )
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// .arg(
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// Arg::with_name("servername")
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// .long("servername")
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// .takes_value(true)
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// .required(true),
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// )
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// .arg(
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// Arg::with_name("k")
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// .short("k")
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// .takes_value(true) // remove if t/f
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// .required(true),
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// );
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// println!("Hello, world!");
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//
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// let matches = app.get_matches();
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// println!("{}", matches.value_of("pattern").unwrap());
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}
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// cargo run test
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// cargo build
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// cargo run -- --help
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// target/debug/sclient --help
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// target/debug/sclient --pattern=kevin
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#[derive(Default, Debug)]
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struct Flags {
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insecure: bool,
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@ -177,14 +67,3 @@ struct Flags {
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custom: String,
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port: i32,
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}
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struct Cli {
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pattern: String,
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// path: std::path::PathBuf,
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}
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// insecure := flag.Bool("k", false, "ignore bad TLS/SSL/HTTPS certificates")
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// servername := flag.String("servername", "", "specify a servername different from <remote> (to disable SNI use an IP as <remote> and do use this option)")
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// flag.BoolVar(insecure, "insecure", false, "ignore bad TLS/SSL/HTTPS certificates")
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// flag.Parse()
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// remotestr := flag.Arg(0)
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// localstr := flag.Arg(1)
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