adding small cli

distroless-cli/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "distcli"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+clap = {version="4.0.32", features=["derive"]}

distroless-cli/Dockerfile

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+FROM rust:1.67.1 as build-env
+WORKDIR /app
+COPY . /app
+RUN cargo build --release
+
+FROM gcr.io/distroless/cc
+COPY --from=build-env /app/target/release/distcli /
+CMD ["./distcli"]

distroless-cli/Makefile

@@ -0,0 +1,15 @@
+format:
+	cargo fmt --quiet
+
+lint:
+	@rustup component add clippy 2> /dev/null
+	cargo clippy --quiet
+
+test:
+	cargo test --quiet
+
+
+run:
+	cargo run -- greet --name bob
+
+all: format lint test run

distroless-cli/README.md

@@ -0,0 +1,3 @@
+Run the 27mb binary do this:
+
+`docker run -it --rm 61503cf1e0b3 ./distcli greet --name bob`

distroless-cli/src/main.rs

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+//A command-line tool to play Marco Polo
+use clap::Parser;
+
+#[derive(Parser)]
+#[clap(version = "1.0", author = "Noah Gift", about = "hello world")]
+struct Cli {
+    #[clap(subcommand)]
+    command: Option<Commands>,
+}
+
+#[derive(Parser)]
+enum Commands {
+    #[clap(version = "1.0", author = "Noah Gift")]
+    Greet {
+        #[clap(short, long)]
+        name: String,
+    },
+}
+
+fn main() {
+    let args = Cli::parse();
+    match args.command {
+        Some(Commands::Greet { name }) => {
+            println!("Hello, {}!", name);
+        }
+        None => println!("No subcommand was used"),
+    }
+}