mirror of
https://gitlab.com/veilid/veilid.git
synced 2024-10-01 01:26:08 -04:00
Quick sketch adding derived cmd line arg parsing to veilid-cli
Quick sketch showing cmd line args via clap-derive (same underlying parser, but simplifies cmd line parsing logic and reduces surface area for potential bugs)
This commit is contained in:
Inanna Malick
parent
2d2983e16e
commit
5bc1410bd6
117
Cargo.lock
generated
117
Cargo.lock
generated
@ -154,6 +154,55 @@ dependencies = [
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"winapi",
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]
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[[package]]
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name = "anstream"
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version = "0.3.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0ca84f3628370c59db74ee214b3263d58f9aadd9b4fe7e711fd87dc452b7f163"
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dependencies = [
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"anstyle",
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"anstyle-parse",
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"anstyle-query",
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"anstyle-wincon",
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"colorchoice",
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"is-terminal",
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"utf8parse",
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]
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[[package]]
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name = "anstyle"
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version = "1.0.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3a30da5c5f2d5e72842e00bcb57657162cdabef0931f40e2deb9b4140440cecd"
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[[package]]
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name = "anstyle-parse"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "938874ff5980b03a87c5524b3ae5b59cf99b1d6bc836848df7bc5ada9643c333"
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dependencies = [
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"utf8parse",
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]
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[[package]]
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name = "anstyle-query"
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version = "1.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5ca11d4be1bab0c8bc8734a9aa7bf4ee8316d462a08c6ac5052f888fef5b494b"
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dependencies = [
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"windows-sys 0.48.0",
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]
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[[package]]
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name = "anstyle-wincon"
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version = "1.0.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c677ab05e09154296dd37acecd46420c17b9713e8366facafa8fc0885167cf4c"
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dependencies = [
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"anstyle",
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"windows-sys 0.48.0",
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]
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[[package]]
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name = "anyhow"
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version = "1.0.72"
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@ -966,13 +1015,48 @@ checksum = "4ea181bf566f71cb9a5d17a59e1871af638180a18fb0035c92ae62b705207123"
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dependencies = [
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"atty",
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"bitflags 1.3.2",
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"clap_lex",
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"clap_lex 0.2.4",
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"indexmap 1.9.3",
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"strsim 0.10.0",
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"termcolor",
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"textwrap 0.16.0",
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]
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[[package]]
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name = "clap"
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version = "4.3.21"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c27cdf28c0f604ba3f512b0c9a409f8de8513e4816705deb0498b627e7c3a3fd"
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dependencies = [
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"clap_builder",
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"clap_derive",
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"once_cell",
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]
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[[package]]
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name = "clap_builder"
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version = "4.3.21"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "08a9f1ab5e9f01a9b81f202e8562eb9a10de70abf9eaeac1be465c28b75aa4aa"
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dependencies = [
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"anstream",
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"anstyle",
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"clap_lex 0.5.0",
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"strsim 0.10.0",
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]
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[[package]]
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name = "clap_derive"
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version = "4.3.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "54a9bb5758fc5dfe728d1019941681eccaf0cf8a4189b692a0ee2f2ecf90a050"
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dependencies = [
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"heck",
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"proc-macro2",
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"quote",
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"syn 2.0.27",
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]
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[[package]]
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name = "clap_lex"
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version = "0.2.4"
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@ -982,6 +1066,12 @@ dependencies = [
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"os_str_bytes",
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]
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[[package]]
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name = "clap_lex"
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version = "0.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2da6da31387c7e4ef160ffab6d5e7f00c42626fe39aea70a7b0f1773f7dd6c1b"
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[[package]]
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name = "clipboard-win"
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version = "4.5.0"
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@ -1021,6 +1111,12 @@ version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3d7b894f5411737b7867f4827955924d7c254fc9f4d91a6aad6b097804b1018b"
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[[package]]
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name = "colorchoice"
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version = "1.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "acbf1af155f9b9ef647e42cdc158db4b64a1b61f743629225fde6f3e0be2a7c7"
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[[package]]
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name = "combine"
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version = "4.6.6"
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@ -2552,6 +2648,17 @@ version = "2.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "28b29a3cd74f0f4598934efe3aeba42bae0eb4680554128851ebbecb02af14e6"
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[[package]]
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name = "is-terminal"
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version = "0.4.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "cb0889898416213fab133e1d33a0e5858a48177452750691bde3666d0fdbaf8b"
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dependencies = [
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"hermit-abi 0.3.2",
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"rustix 0.38.4",
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"windows-sys 0.48.0",
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]
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[[package]]
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name = "itertools"
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version = "0.10.5"
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@ -5622,6 +5729,12 @@ version = "0.7.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
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[[package]]
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name = "utf8parse"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
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[[package]]
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name = "valuable"
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version = "0.1.0"
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@ -5655,7 +5768,7 @@ dependencies = [
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"async-tungstenite 0.8.0",
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"bugsalot",
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"cfg-if 1.0.0",
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"clap 3.2.25",
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"clap 4.3.21",
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"config",
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"crossbeam-channel",
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"cursive",
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@ -27,7 +27,7 @@ cursive_buffered_backend = { path = "../external/cursive_buffered_backend" }
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cursive_table_view = "0.14.0"
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arboard = "3.2.0"
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# cursive-tabs = "0.5.0"
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clap = "^3"
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clap = {version= "4", features = ["derive"]}
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directories = "^4"
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log = "^0"
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futures = "^0"
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@ -4,11 +4,9 @@
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use crate::tools::*;
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use clap::{Arg, ColorChoice, Command};
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use clap::{Parser, ValueEnum};
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use flexi_logger::*;
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use std::ffi::OsStr;
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use std::net::ToSocketAddrs;
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use std::path::Path;
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use std::{net::ToSocketAddrs, path::PathBuf};
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mod client_api_connection;
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mod command_processor;
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@ -17,62 +15,45 @@ mod settings;
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mod tools;
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mod ui;
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fn parse_command_line(default_config_path: &OsStr) -> Result<clap::ArgMatches, String> {
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let matches = Command::new("veilid-cli")
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.version("0.1")
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.color(ColorChoice::Auto)
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.about("Veilid Console Client")
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.arg(
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Arg::new("address")
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.required(false)
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.help("Address to connect to"),
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)
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.arg(
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Arg::new("debug")
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.long("debug")
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.help("Turn on debug logging"),
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)
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.arg(
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Arg::new("wait-for-debug")
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.long("wait-for-debug")
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.help("Wait for debugger to attach"),
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)
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.arg(
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Arg::new("trace")
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.long("trace")
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.conflicts_with("debug")
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.help("Turn on trace logging"),
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)
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.arg(
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Arg::new("config-file")
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.short('c')
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.takes_value(true)
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.value_name("FILE")
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.default_value_os(default_config_path)
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.allow_invalid_utf8(true)
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.help("Specify a configuration file to use"),
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)
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.get_matches();
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#[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord, ValueEnum, Debug)]
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enum LogLevel {
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/// Turn on debug logging
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Debug,
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/// Turn on trace logging
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Trace,
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}
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Ok(matches)
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#[derive(Parser, Debug)]
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#[command(author, version, about = "Veilid Console Client")]
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struct CmdlineArgs {
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/// Address to connect to
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#[arg(long)]
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address: Option<String>,
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/// Wait for debugger to attach
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#[arg(long)]
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wait_for_debug: bool,
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/// Specify a configuration file to use
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#[arg(short, long, value_name = "FILE", /*allow_invalid_utf8 = true*/)]
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config_file: Option<PathBuf>,
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/// log level
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#[arg(value_enum)]
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log_level: Option<LogLevel>,
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}
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fn main() -> Result<(), String> {
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// Get command line options
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let default_config_path = settings::Settings::get_default_config_path();
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let matches = parse_command_line(default_config_path.as_os_str())?;
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if matches.occurrences_of("wait-for-debug") != 0 {
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let args = CmdlineArgs::parse();
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if args.wait_for_debug {
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use bugsalot::debugger;
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debugger::wait_until_attached(None).expect("state() not implemented on this platform");
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}
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// Attempt to load configuration
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let settings_path = if let Some(config_file) = matches.value_of_os("config-file") {
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if Path::new(config_file).exists() {
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Some(config_file)
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} else {
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None
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}
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let settings_path = args.config_file.unwrap_or(default_config_path);
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let settings_path = if settings_path.exists() {
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Some(settings_path.into_os_string())
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} else {
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None
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};
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@ -81,11 +62,11 @@ fn main() -> Result<(), String> {
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.map_err(|e| format!("configuration is invalid: {}", e))?;
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// Set config from command line
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if matches.occurrences_of("debug") != 0 {
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if let Some(LogLevel::Debug) = args.log_level {
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settings.logging.level = settings::LogLevel::Debug;
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settings.logging.terminal.enabled = true;
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}
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if matches.occurrences_of("trace") != 0 {
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if let Some(LogLevel::Trace) = args.log_level {
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settings.logging.level = settings::LogLevel::Trace;
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settings.logging.terminal.enabled = true;
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}
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@ -142,7 +123,7 @@ fn main() -> Result<(), String> {
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}
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}
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// Get client address
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let server_addrs = if let Some(address_arg) = matches.value_of("address") {
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let server_addrs = if let Some(address_arg) = args.address {
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address_arg
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.to_socket_addrs()
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.map_err(|e| format!("Invalid server address '{}'", e))?
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@ -1,7 +1,7 @@
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use directories::*;
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use serde_derive::*;
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use std::ffi::OsStr;
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use std::ffi::OsString;
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use std::net::{SocketAddr, ToSocketAddrs};
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use std::path::{Path, PathBuf};
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@ -234,13 +234,13 @@ impl Settings {
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default_log_directory
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}
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pub fn new(config_file: Option<&OsStr>) -> Result<Self, config::ConfigError> {
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pub fn new(config_file: Option<OsString>) -> Result<Self, config::ConfigError> {
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// Load the default config
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let mut cfg = load_default_config()?;
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// Merge in the config file if we have one
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if let Some(config_file) = config_file {
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let config_file_path = Path::new(config_file);
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let config_file_path = Path::new(&config_file);
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// If the user specifies a config file on the command line then it must exist
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cfg = load_config(cfg, config_file_path)?;
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}
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