Add structopt

Co-authored-by: Elias Schriefer

Cargo.lock

@@ -41,6 +41,15 @@ dependencies = [
  "alloc-no-stdlib",
 ]
 
+[[package]]
+name = "ansi_term"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
+dependencies = [
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "anyhow"
 version = "1.0.40"
@@ -258,6 +267,22 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "clap"
+version = "2.33.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "37e58ac78573c40708d45522f0d80fa2f01cc4f9b4e2bf749807255454312002"
+dependencies = [
+ "ansi_term",
+ "atty",
+ "bitflags",
+ "strsim",
+ "term_size",
+ "textwrap",
+ "unicode-width",
+ "vec_map",
+]
+
 [[package]]
 name = "colored"
 version = "1.9.3"
@@ -1182,6 +1207,7 @@ dependencies = [
  "juniper-from-schema",
  "juniper_warp",
  "sqlx",
+ "structopt",
  "warp 0.3.1",
 ]
 
@@ -1900,6 +1926,36 @@ dependencies = [
  "unicode-normalization",
 ]
 
+[[package]]
+name = "strsim"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
+
+[[package]]
+name = "structopt"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5277acd7ee46e63e5168a80734c9f6ee81b1367a7d8772a2d765df2a3705d28c"
+dependencies = [
+ "clap",
+ "lazy_static",
+ "structopt-derive",
+]
+
+[[package]]
+name = "structopt-derive"
+version = "0.4.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5ba9cdfda491b814720b6b06e0cac513d922fc407582032e8706e9f137976f90"
+dependencies = [
+ "heck",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "syn"
 version = "1.0.69"
@@ -1931,6 +1987,26 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "term_size"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e4129646ca0ed8f45d09b929036bafad5377103edd06e50bf574b353d2b08d9"
+dependencies = [
+ "libc",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "textwrap"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
+dependencies = [
+ "term_size",
+ "unicode-width",
+]
+
 [[package]]
 name = "thiserror"
 version = "1.0.24"
@@ -2191,6 +2267,12 @@ version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bb0d2e7be6ae3a5fa87eed5fb451aff96f2573d2694942e40543ae0bbe19c796"
 
+[[package]]
+name = "unicode-width"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9337591893a19b88d8d87f2cec1e73fad5cdfd10e5a6f349f498ad6ea2ffb1e3"
+
 [[package]]
 name = "unicode-xid"
 version = "0.2.1"
@@ -2254,6 +2336,12 @@ version = "0.2.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "025ce40a007e1907e58d5bc1a594def78e5573bb0b1160bc389634e8f12e4faa"
 
+[[package]]
+name = "vec_map"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"
+
 [[package]]
 name = "version_check"
 version = "0.9.3"

Cargo.toml

@@ -13,6 +13,7 @@ juniper_warp = "^0.6"
 juniper-from-schema = { git = "https://github.com/davidpdrsn/juniper-from-schema" }
 sqlx = { version = "^0.5", features = ["runtime-tokio-native-tls"] }
 warp = { version = "^0.3", default-features = false, features = ["compression", "tls"] }
+structopt = { version = "^0.3", features = ["wrap_help"] }
 
 [features]
 default = ["sqlite"]

src/main.rs

@@ -1,3 +1,15 @@
-fn main() {
+use structopt::StructOpt;
-    println!("Hello, world!");
+use std::path::PathBuf;
+
+#[derive(Debug, StructOpt)]
+struct Options {
+    #[structopt(short, long, default_value = "/etc/noise-server/config.toml")]
+    config: PathBuf,
+
+    #[structopt(short, long, default_value = "/var/lib/noise-server/noise-server.sqlite")]
+    database_path: PathBuf,
+}
+
+fn main() {
+    let options = Options::from_args();
 }