besser spaet als nie

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mux 2025-08-06 08:48:18 +02:00
commit 971f152a2d
5 changed files with 506 additions and 0 deletions

21
.gitignore vendored Normal file
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# Generated by Cargo
# will have compiled files and executables
debug
target
# These are backup files generated by rustfmt
**/*.rs.bk
# MSVC Windows builds of rustc generate these, which store debugging information
*.pdb
# Generated by cargo mutants
# Contains mutation testing data
**/mutants.out*/
# RustRover
# JetBrains specific template is maintained in a separate JetBrains.gitignore that can
# be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
# and can be added to the global gitignore or merged into this file. For a more nuclear
# option (not recommended) you can uncomment the following to ignore the entire idea folder.
.idea/

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Cargo.lock generated Normal file
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "aho-corasick"
version = "1.1.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
dependencies = [
"memchr",
]
[[package]]
name = "db"
version = "0.1.0"
dependencies = [
"regex",
]
[[package]]
name = "memchr"
version = "2.7.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
[[package]]
name = "regex"
version = "1.11.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
dependencies = [
"aho-corasick",
"memchr",
"regex-automata",
"regex-syntax",
]
[[package]]
name = "regex-automata"
version = "0.4.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "809e8dc61f6de73b46c85f4c96486310fe304c434cfa43669d7b40f711150908"
dependencies = [
"aho-corasick",
"memchr",
"regex-syntax",
]
[[package]]
name = "regex-syntax"
version = "0.8.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"

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Cargo.toml Normal file
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[package]
name = "db"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
regex = "1.11.1"

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src/Socket.rs Normal file
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mod Socket {
use regex::Regex;
use std::collections::HashSet;
use std::fs;
use std::fs::read_to_string;
use std::os::unix::fs::MetadataExt;
#[derive(PartialEq)]
struct Peer {
ip_address: String,
port: usize,
}
impl Peer {
fn new() -> Peer {
Peer {
ip_address: "0.0.0.0".to_string(),
port: 0,
}
}
fn build_from_hex(hex_ip: &str, hex_port: &str) -> Peer {
Peer {
ip_address: Self::convert_ip_hex_dec(hex_ip),
port: Self::convert_port_hex_dec(hex_port),
}
}
fn convert_ip_hex_dec(ip_address: &str) -> String {
let mut buffer: String = String::new();
let mut ip_quads: Vec<String> = vec![];
for (i, v) in ip_address.chars().enumerate() {
if i % 2 == 1 {
buffer.push(v);
ip_quads.push(
u64::from_str_radix(&buffer, 16)
.expect("upsi 2")
.to_string(),
);
buffer = String::new();
} else {
buffer.push(v);
}
}
ip_quads
.iter()
.rev()
.map(|x| x.to_owned())
.collect::<Vec<String>>()
.join(".")
}
fn convert_port_hex_dec(port: &str) -> usize {
usize::from_str_radix(port, 16).expect("upsi 3")
}
}
#[derive(PartialEq)]
enum SocketState{
Listening,
Established,
Closed
}
#[derive(PartialEq)]
struct Socket {
peer_loc: Peer,
peer_rem: Peer,
pids: Vec<u64>,
state : SocketState,
user : String,
group : String,
inode : u64
}
impl Socket {
pub fn new(ip_loc: String, port_loc: usize, ip_rem: String, port_rem: usize, pids : Vec<u64>, state : SocketState, user : String, group : String, inode : u64) -> Socket {
Socket {
peer_loc: Peer {
ip_address: ip_loc,
port: port_loc,
},
peer_rem: Peer {
ip_address: ip_rem,
port: port_rem,
},
pids : pids,
state : state,
user : user,
group : group,
inode : inode,
}
}
fn get_tcp_file_inode(pid: u64) -> u64 {
let mut path = String::from("/proc/");
path.push_str(&pid.to_string());
path.push_str("/net/tcp");
let inode = fs::metadata(&path)
.expect("Cannot read metadata")
.ino();
return inode;
}
fn check_inode_seen(seen_inodes : &HashSet<u64>, pid : u64) -> bool {
let inode = Socket::get_tcp_file_inode(pid);
return seen_inodes.contains(&inode);
}
fn add_inode(seen_inodes : &mut HashSet<u64>, pid: u64){
let inode = Socket::get_tcp_file_inode(pid);
seen_inodes.insert(inode);
}
pub fn to_string (socket : Socket) -> String {
let mut ret_str = String::from("");
ret_str.push_str(&socket.peer_loc.ip_address);
ret_str.push(':');
let loc_port_str = socket.peer_loc.port.clone().to_string();
ret_str.push_str(if socket.peer_loc.port == 0 { "*" } else { &loc_port_str });
ret_str.push(' ');
ret_str.push_str(&socket.peer_rem.ip_address);
ret_str.push(':');
let rem_port_str = socket.peer_rem.port.clone().to_string();
ret_str.push_str(if socket.peer_rem.port == 0 { "*" } else { &rem_port_str });
ret_str.push('\n');
return ret_str;
}
fn get_all_unique_socket_infos() -> String {
let pattern = Regex::new(r"^[1-4]?[0-9]{1,6}$").expect("kannst kein regex??");
let contents =
fs::read_dir("/proc/").expect("upsi 4 (proc kann nicht gelesen werden, Berechtigung?)");
let mut seen_inodes = HashSet::<u64>::new();
let mut complete_file: String = String::new();
for dir in contents {
match dir {
Ok(dir) => {
if !pattern.is_match(
&dir.file_name()
.into_string()
.expect("Dateiname ist kein gueltiger Unicode-String")[..],
) {
continue;
}
let mut path = dir.path().into_os_string().into_string().expect("gehtnd");
path.push_str("/net/tcp");
let pid = &path.split("/").nth(2).expect("gesplittert");
if !Socket::check_inode_seen(&seen_inodes, pid.parse::<u64>().unwrap()) {
Socket::add_inode(& mut seen_inodes, pid.parse::<u64>().unwrap());
let test = &fs::read_to_string(path)
.expect("Could not read proc/pid/net/tcp")
.lines()
.skip(1)
// .map(|x| Socket::convert_line(x.to_string()))
.map(|x| x.to_owned())
.collect::<Vec<String>>()
.join("\n");
complete_file.push_str(test);
}
else{
continue;
}
},
Err(_) => continue,
};
}
// complete_file
complete_file
}
}
}

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src/main.rs Normal file
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use regex::Regex;
use std::collections::HashSet;
use std::fs;
use std::fs::read_to_string;
use std::os::unix::fs::MetadataExt;
//#[derive(PartialEq)]
//struct Peer {
// ip_address: String,
// port: usize,
//}
mod Socket;
//impl Peer {
// fn new() -> Peer {
// Peer {
// ip_address: "0.0.0.0".to_string(),
// port: 0,
// }
// }
//
// fn build_from_hex(hex_ip: &str, hex_port: &str) -> Peer {
// Peer {
// ip_address: Self::convert_ip_hex_dec(hex_ip),
// port: Self::convert_port_hex_dec(hex_port),
// }
// }
//
// fn convert_ip_hex_dec(ip_address: &str) -> String {
// let mut buffer: String = String::new();
// let mut ip_quads: Vec<String> = vec![];
// for (i, v) in ip_address.chars().enumerate() {
// if i % 2 == 1 {
// buffer.push(v);
// ip_quads.push(
// u64::from_str_radix(&buffer, 16)
// .expect("upsi 2")
// .to_string(),
// );
// buffer = String::new();
// } else {
// buffer.push(v);
// }
// }
// ip_quads
// .iter()
// .rev()
// .map(|x| x.to_owned())
// .collect::<Vec<String>>()
// .join(".")
// }
//
// fn convert_port_hex_dec(port: &str) -> usize {
// usize::from_str_radix(port, 16).expect("upsi 3")
// }
//}
//
//#[derive(PartialEq)]
//enum SocketState{
// Listening,
// Established,
// Closed
//}
//
//#[derive(PartialEq)]
//struct Socket {
// peer_loc: Peer,
// peer_rem: Peer,
// pids: Vec<u64>,
// state : SocketState,
// user : String,
// group : String,
// inode : u64
//}
//
//impl Socket {
// pub fn new(ip_loc: String, port_loc: usize, ip_rem: String, port_rem: usize, pids : Vec<u64>, state : SocketState, user : String, group : String, inode : u64) -> Socket {
// Socket {
// peer_loc: Peer {
// ip_address: ip_loc,
// port: port_loc,
// },
// peer_rem: Peer {
// ip_address: ip_rem,
// port: port_rem,
// },
// pids : pids,
// state : state,
// user : user,
// group : group,
// inode : inode,
// }
// }
//
// fn get_tcp_file_inode(pid: u64) -> u64 {
// let mut path = String::from("/proc/");
// path.push_str(&pid.to_string());
// path.push_str("/net/tcp");
//
// let inode = fs::metadata(&path)
// .expect("Cannot read metadata")
// .ino();
// return inode;
// }
//
// fn check_inode_seen(seen_inodes : &HashSet<u64>, pid : u64) -> bool {
// let inode = Socket::get_tcp_file_inode(pid);
// return seen_inodes.contains(&inode);
// }
//
// fn add_inode(seen_inodes : &mut HashSet<u64>, pid: u64){
// let inode = Socket::get_tcp_file_inode(pid);
// seen_inodes.insert(inode);
// }
//
//// fn get_unique_inodes() -> HashSet<u64> {
//// let mut unique_inodes = HashSet::new();
//// let pattern = Regex::new(r"^[1-4]?[0-9]{1,6}$").expect("kannst kein regex??");
//// let dirs = fs::read_dir("/proc").expect("Cannot access /proc");
//// for dir in dirs{
//// match dir {
//// Ok(dir) => {
//// if !pattern.is_match(
//// &dir.file_name()
//// .into_string()
//// .expect("Dateiname ist kein gueltiger Unicode-String")[..],
//// ) {
//// continue;
//// }
////
//// if !unique_inodes.contains(&inode){
//// println!("{}", &inode);
//// unique_inodes.insert(inode);
//// }
//// else{
//// continue;
//// }
//// },
//// Err(_) => continue,
//// };
//// }
//// unique_inodes
//// }
//
// pub fn to_string (socket : Socket) -> String {
// let mut ret_str = String::from("");
// ret_str.push_str(&socket.peer_loc.ip_address);
// ret_str.push(':');
// let loc_port_str = socket.peer_loc.port.clone().to_string();
// ret_str.push_str(if socket.peer_loc.port == 0 { "*" } else { &loc_port_str });
// ret_str.push(' ');
// ret_str.push_str(&socket.peer_rem.ip_address);
// ret_str.push(':');
// let rem_port_str = socket.peer_rem.port.clone().to_string();
// ret_str.push_str(if socket.peer_rem.port == 0 { "*" } else { &rem_port_str });
// ret_str.push('\n');
// return ret_str;
// }
//
//// fn convert_line(line : String) -> HashSet<Socket>{
//// let mut sockets : HashSet<Socket>;
//// let line_vec = line.split_whitespace().collect::<Vec<&str>>();
//// conv_str.push_str(&Peer::convert_ip_hex_dec(line_vec[1].split(":").nth(0).unwrap()));
//// conv_str.push_str(":");
//// let loc_port = Peer::convert_port_hex_dec(line_vec[1].split(":").nth(1).expect("gehtnd3"));
//// let loc_port_str = loc_port.clone().to_string();
//// conv_str.push_str(if loc_port == 0 { "*" } else { &loc_port_str } );
//// conv_str.push_str(" ");
//// conv_str.push_str(&Peer::convert_ip_hex_dec(line_vec[2].split(":").nth(0).expect("gehtnd2")));
//// conv_str.push_str(":");
//// let loc_port = Peer::convert_port_hex_dec(line_vec[2].split(":").nth(1).expect("gehtnd3"));
//// let loc_port_str = loc_port.clone().to_string();
//// conv_str.push_str(if loc_port == 0 { "*" } else { &loc_port_str } );
//// conv_str.push('\n');
//// return conv_str;
//// }
//
// fn get_all_unique_socket_infos() -> String {
// let pattern = Regex::new(r"^[1-4]?[0-9]{1,6}$").expect("kannst kein regex??");
// let contents =
// fs::read_dir("/proc/").expect("upsi 4 (proc kann nicht gelesen werden, Berechtigung?)");
// let mut seen_inodes = HashSet::<u64>::new();
// let mut complete_file: String = String::new();
// for dir in contents {
// match dir {
// Ok(dir) => {
// if !pattern.is_match(
// &dir.file_name()
// .into_string()
// .expect("Dateiname ist kein gueltiger Unicode-String")[..],
// ) {
// continue;
// }
// let mut path = dir.path().into_os_string().into_string().expect("gehtnd");
// path.push_str("/net/tcp");
// let pid = &path.split("/").nth(2).expect("gesplittert");
// if !Socket::check_inode_seen(&seen_inodes, pid.parse::<u64>().unwrap()) {
// Socket::add_inode(& mut seen_inodes, pid.parse::<u64>().unwrap());
// let test = &fs::read_to_string(path)
// .expect("Could not read proc/pid/net/tcp")
// .lines()
// .skip(1)
//// .map(|x| Socket::convert_line(x.to_string()))
// .map(|x| x.to_owned())
// .collect::<Vec<String>>()
// .join("\n");
// complete_file.push_str(test);
// }
// else{
// continue;
// }
// },
// Err(_) => continue,
// };
// }
// // complete_file
// complete_file
// }
//
// fn get_pids (complete_file : String) -> Vec<u64>{
// return Vec::<u64>::new();
// }
//}
fn get_index(line: String, index: usize) -> String {
line.split_whitespace().nth(index).expect("upsi").to_owned()
}
//fn get_local_addresses_and_ports(proc_string : &mut String){
// let local_addresses : Vec<String> = Vec::new();
// let tcp_file : String = get_socket_info();
// tcp.lines().
// println!("{:?}", local_addresses);
//}
//fn get_local_port(){
// proc_string.lines().for_each( |x| {
// local_addresses.push(i64::from_str_radix(&get_index_and_convert_to_dec(x.to_owned(), 2), 16))
// });
//}
fn get_remote_address() {}
fn get_remote_port() {}
fn main() {
// let complete_file = Socket::get_all_unique_socket_infos();
}