From 90cf260825e21038d85681c8fb03f2eda784181b Mon Sep 17 00:00:00 2001
From: Mirror <voice@magicalmirro.red>
Date: Fri, 27 May 2022 14:48:28 +0300
Subject: [PATCH] Init

---
 Cargo.lock  | 310 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml  |  10 ++
 README.md   |   2 +
 src/main.rs |  44 ++++++++
 4 files changed, 366 insertions(+)
 create mode 100644 Cargo.lock
 create mode 100644 Cargo.toml
 create mode 100644 README.md
 create mode 100644 src/main.rs

diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..621b10e
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,310 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "atty"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
+dependencies = [
+ "hermit-abi",
+ "libc",
+ "winapi",
+]
+
+[[package]]
+name = "autocfg"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
+
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+
+[[package]]
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+checksum = "03588e54c62ae6d763e2a80090d50353b785795361b4ff5b3bf0a5097fc31c0b"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "cfg-if"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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+dependencies = [
+ "atty",
+ "bitflags",
+ "clap_derive",
+ "clap_lex",
+ "indexmap",
+ "lazy_static",
+ "strsim",
+ "termcolor",
+ "textwrap",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "heck",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
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+ "os_str_bytes",
+]
+
+[[package]]
+name = "client-connect"
+version = "0.1.0"
+dependencies = [
+ "clap",
+ "sha2",
+]
+
+[[package]]
+name = "cpufeatures"
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+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "crypto-common"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "683d6b536309245c849479fba3da410962a43ed8e51c26b729208ec0ac2798d0"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "digest"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b697d66081d42af4fba142d56918a3cb21dc8eb63372c6b85d14f44fb9c5979b"
+dependencies = [
+ "block-buffer",
+ "crypto-common",
+ "generic-array",
+]
+
+[[package]]
+name = "generic-array"
+version = "0.14.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "typenum",
+ "version_check",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
+[[package]]
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+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "indexmap"
+version = "1.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0f647032dfaa1f8b6dc29bd3edb7bbef4861b8b8007ebb118d6db284fd59f6ee"
+dependencies = [
+ "autocfg",
+ "hashbrown",
+]
+
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+ "proc-macro-error-attr",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "version_check",
+]
+
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+ "proc-macro2",
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+ "version_check",
+]
+
+[[package]]
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+ "unicode-ident",
+]
+
+[[package]]
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+ "proc-macro2",
+]
+
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+ "cfg-if",
+ "cpufeatures",
+ "digest",
+]
+
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+ "quote",
+ "unicode-ident",
+]
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+
+[[package]]
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+
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+
+[[package]]
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+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
+[[package]]
+name = "winapi-util"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi",
+]
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..4a0d44d
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "client-connect"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]  
+sha2 = "0.10"
+clap = { version = "3.1.6", features = ["derive"] }
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..2b22c9b
--- /dev/null
+++ b/README.md
@@ -0,0 +1,2 @@
+### notes:
+- Use '''RUSTFLAGS='-C target-feature=+crt-static' cargo build --trarget x86_64-unknown-linux-musl''' to make static binary
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..fed6e75
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,44 @@
+use sha2::{Sha256, Digest};
+use std::fs::OpenOptions;
+use std::io::Write;
+use std::env;
+use clap::Parser;
+
+#[derive(Parser,Default,Debug)]
+struct Argumets {
+    #[clap(long, short = 'c')]
+    command: String,
+    #[clap(long, short = '6')]
+    pref_v6: Vec<String>,
+    #[clap(long, short = '4')]
+    pref_v4: Vec<String>,
+    #[clap(long, short = 'o')]
+    out_file: String,
+}
+
+fn main() {
+    let args = Argumets::parse();
+
+    match args.command.as_str() {
+        "connect" => {
+            let common_name = env::var("common_name").expect("common_name variable is not set");
+            let hash_binary = Sha256::digest(common_name.as_bytes());
+            let hash_string: String = String::from(format!("{:x}", hash_binary));
+            let mut file = OpenOptions::new().write(true).open(args.out_file.as_str()).expect("Can not open file");
+            file.set_len(0).expect("failed to set len");
+            let mut conf = String::new();
+            for pref in args.pref_v4 {
+                let conf_v4 = String::from(format!("ifconfig-push {0}.{1}.{2} 255.255.0.0\n",
+                    &pref, &hash_binary[0], &hash_binary[1]));
+                conf.push_str(&conf_v4)
+            }
+            for pref in args.pref_v6 {
+                let conf_v6 = String::from(format!("ifconfig-ipv6-push {0}:{1}:{2}:{3}:{4}/64\n",
+                    &pref, &hash_string[0..4], &hash_string[4..8], &hash_string[8..12], &hash_string[12..16]));
+                conf.push_str(&conf_v6)
+            }
+            file.write(conf.as_bytes()).expect("Can not write file");
+            }
+        _ => {}
+    }
+}