Start to modularize

This commit is contained in:
Quentin 2020-05-09 15:33:02 +02:00
parent 13cd2375d8
commit 643d6980e5
5 changed files with 178 additions and 49 deletions

1
.gitignore vendored
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@ -1 +1,2 @@
target/
*.swp

119
Cargo.lock generated
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@ -1,5 +1,14 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
[[package]]
name = "aho-corasick"
version = "0.7.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8716408b8bc624ed7f65d223ddb9ac2d044c0547b6fa4b0d554f3a9540496ada"
dependencies = [
"memchr",
]
[[package]]
name = "anyhow"
version = "1.0.26"
@ -17,6 +26,17 @@ dependencies = [
"url 1.7.2",
]
[[package]]
name = "atty"
version = "0.2.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
dependencies = [
"hermit-abi",
"libc",
"winapi 0.3.8",
]
[[package]]
name = "autocfg"
version = "1.0.0"
@ -105,7 +125,10 @@ name = "diplonat"
version = "0.1.0"
dependencies = [
"igd",
"log",
"pretty_env_logger",
"reqwest",
"serde",
"tokio",
]
@ -124,6 +147,19 @@ dependencies = [
"cfg-if",
]
[[package]]
name = "env_logger"
version = "0.7.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "44533bbbb3bb3c1fa17d9f2e4e38bbbaf8396ba82193c4cb1b6445d711445d36"
dependencies = [
"atty",
"humantime",
"log",
"regex",
"termcolor",
]
[[package]]
name = "fnv"
version = "1.0.6"
@ -297,6 +333,15 @@ dependencies = [
"unicode-segmentation",
]
[[package]]
name = "hermit-abi"
version = "0.1.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "61565ff7aaace3525556587bd2dc31d4a07071957be715e63ce7b1eccf51a8f4"
dependencies = [
"libc",
]
[[package]]
name = "http"
version = "0.1.21"
@ -335,6 +380,15 @@ version = "1.3.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cd179ae861f0c2e53da70d892f5f3029f9594be0c41dc5269cd371691b1dc2f9"
[[package]]
name = "humantime"
version = "1.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"quick-error",
]
[[package]]
name = "hyper"
version = "0.13.2"
@ -663,6 +717,16 @@ version = "0.2.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "74490b50b9fbe561ac330df47c08f3f33073d2d00c150f719147d7c54522fa1b"
[[package]]
name = "pretty_env_logger"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "926d36b9553851b8b0005f1275891b392ee4d2d833852c417ed025477350fb9d"
dependencies = [
"env_logger",
"log",
]
[[package]]
name = "proc-macro-hack"
version = "0.5.11"
@ -689,6 +753,12 @@ dependencies = [
"unicode-xid",
]
[[package]]
name = "quick-error"
version = "1.2.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
[[package]]
name = "quote"
version = "1.0.2"
@ -782,6 +852,24 @@ version = "0.1.56"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
[[package]]
name = "regex"
version = "1.3.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a6020f034922e3194c711b82a627453881bc4682166cabb07134a10c26ba7692"
dependencies = [
"aho-corasick",
"memchr",
"regex-syntax",
"thread_local",
]
[[package]]
name = "regex-syntax"
version = "0.6.17"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7fe5bd57d1d7414c6b5ed48563a2c855d995ff777729dcd91c369ec7fea395ae"
[[package]]
name = "remove_dir_all"
version = "0.5.2"
@ -866,9 +954,9 @@ dependencies = [
[[package]]
name = "serde"
version = "1.0.104"
version = "1.0.107"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "414115f25f818d7dfccec8ee535d76949ae78584fc4f79a6f45a904bf8ab4449"
checksum = "eba7550f2cdf88ffc23ab0f1607133486c390a8c0f89b57e589b9654ee15e04d"
[[package]]
name = "serde_json"
@ -936,6 +1024,24 @@ dependencies = [
"winapi 0.3.8",
]
[[package]]
name = "termcolor"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"winapi-util",
]
[[package]]
name = "thread_local"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"lazy_static",
]
[[package]]
name = "time"
version = "0.1.42"
@ -1240,6 +1346,15 @@ version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"winapi 0.3.8",
]
[[package]]
name = "winapi-x86_64-pc-windows-gnu"
version = "0.4.0"

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@ -9,4 +9,7 @@ edition = "2018"
[dependencies]
reqwest = { version = "0.10", features = ["json"] }
igd = { version = "0.10.0", features = ["aio"] }
log = "0.4"
pretty_env_logger = "0.4"
tokio = "0.2.11"
serde = "1.0.107"

49
src/config.rs Normal file
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@ -0,0 +1,49 @@
use std::env;
use log::*;
pub struct DiplonatConfig {
pub private_ip: String,
pub consul_node_name: String,
pub refresh_time: u32,
pub expiration_time: u32
}
pub fn load_env() -> Result<DiplonatConfig, String> {
let env_private_ip = "DIPLONAT_PRIVATE_IP";
let private_ip = match env::var(env_private_ip) {
Ok(val) => val,
Err(e) => return Err(format!("unable to fetch environment variable {}: {}", env_private_ip, e)),
};
let env_refresh_time = "DIPLONAT_REFRESH_TIME";
let refresh_time: u32 = match env::var(env_refresh_time) {
Ok(val) => val.parse().unwrap(),
Err(e) => return Err(format!("unable to fetch environment variable {}: {}", env_refresh_time,e))
};
let env_expiration_time = "DIPLONAT_EXPIRATION_TIME";
let expiration_time: u32 = match env::var(env_expiration_time) {
Ok(val) => val.parse().unwrap(),
Err(e) => return Err(format!("unable to fetch environment variable {}: {}", env_expiration_time,e))
};
let env_consul_node_name = "DIPLONAT_CONSUL_NODE_NAME";
let consul_node_name = match env::var(env_consul_node_name) {
Ok(val) => val,
Err(e) => return Err(format!("unable to fetch environment variable {}: {}", env_consul_node_name,e))
};
if refresh_time * 2 > expiration_time {
return Err(format!("Expiration time (currently: {}s) must be twice bigger than refresh time (currently: {}s)", expiration_time, refresh_time))
}
let config = DiplonatConfig { private_ip: private_ip, refresh_time: refresh_time, expiration_time: expiration_time, consul_node_name: consul_node_name };
info!("Consul node name: {}", config.consul_node_name);
info!("Private IP address: {}", config.private_ip);
info!("Refresh time: {} seconds", config.refresh_time);
info!("Expiration time: {} seconds", config.expiration_time);
return Ok(config);
}

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@ -1,58 +1,18 @@
use std::env;
use std::net::SocketAddrV4;
//use std::collections::HashMap;
use log::*;
use igd::aio::search_gateway;
use igd::PortMappingProtocol;
use std::collections::HashMap;
struct DiplonatConfig {
private_ip: String,
consul_node_name: String,
refresh_time: u32,
expiration_time: u32
}
fn fetch_configuration() -> Result<DiplonatConfig, String> {
let env_private_ip = "DIPLONAT_PRIVATE_IP";
let private_ip = match env::var(env_private_ip) {
Ok(val) => val,
Err(e) => return Err(format!("unable to fetch environment variable {}: {}", env_private_ip, e)),
};
let env_refresh_time = "DIPLONAT_REFRESH_TIME";
let refresh_time: u32 = match env::var(env_refresh_time) {
Ok(val) => val.parse().unwrap(),
Err(e) => return Err(format!("unable to fetch environment variable {}: {}", env_refresh_time,e))
};
let env_expiration_time = "DIPLONAT_EXPIRATION_TIME";
let expiration_time: u32 = match env::var(env_expiration_time) {
Ok(val) => val.parse().unwrap(),
Err(e) => return Err(format!("unable to fetch environment variable {}: {}", env_expiration_time,e))
};
let env_consul_node_name = "DIPLONAT_CONSUL_NODE_NAME";
let consul_node_name = match env::var(env_consul_node_name) {
Ok(val) => val,
Err(e) => return Err(format!("unable to fetch environment variable {}: {}", env_consul_node_name,e))
};
if refresh_time * 2 > expiration_time {
return Err(format!("Expiration time (currently: {}s) must be twice bigger than refresh time (currently: {}s)", expiration_time, refresh_time))
}
let config = DiplonatConfig { private_ip: private_ip, refresh_time: refresh_time, expiration_time: expiration_time, consul_node_name: consul_node_name };
println!("\tConsul node name: {}", config.consul_node_name);
println!("\tPrivate IP address: {}", config.private_ip);
println!("\tRefresh time: {} seconds", config.refresh_time);
println!("\tExpiration time: {} seconds", config.expiration_time);
return Ok(config);
}
mod config;
#[tokio::main]
async fn main() {
let config = match fetch_configuration() {
pretty_env_logger::init();
let config = match config::load_env() {
Ok(val) => val,
Err(e) => return println!("unable to build configuration: {}", e),
};
@ -69,6 +29,7 @@ async fn main() {
Ok(g) => g,
Err(err) => return println!("Faild to find IGD: {}", err),
};
info!("Gateway: {}", gateway);
let service = format!("{}:{}", config.private_ip, 1234);
let service: SocketAddrV4 = service.parse().expect("Invalid socket address");