From f039d822db63d46c772c85f44db36909656ebf05 Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@liw.fi>
Date: Sun, 13 Dec 2020 12:47:48 +0200
Subject: feat: add "dump" subcommand

---
 Cargo.toml            | 15 +++++++++++++++
 src/bin/contractor.rs | 21 +++++++++++++++++++++
 src/cmd/dump.rs       | 10 ++++++++++
 src/cmd/mod.rs        |  2 ++
 src/config.rs         | 23 +++++++++++++++++++++++
 src/lib.rs            |  4 ++++
 6 files changed, 75 insertions(+)
 create mode 100644 Cargo.toml
 create mode 100644 src/bin/contractor.rs
 create mode 100644 src/cmd/dump.rs
 create mode 100644 src/cmd/mod.rs
 create mode 100644 src/config.rs
 create mode 100644 src/lib.rs

diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..7f316c5
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,15 @@
+[package]
+name = "contractor"
+version = "0.1.0"
+authors = ["Lars Wirzenius <liw@liw.fi>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+anyhow = "1"
+log = "0.4"
+serde_json = "1"
+serde = { version = "1", features = ["derive"] }
+serde_yaml = "0.8"
+structopt = "0.3"
diff --git a/src/bin/contractor.rs b/src/bin/contractor.rs
new file mode 100644
index 0000000..a8170bb
--- /dev/null
+++ b/src/bin/contractor.rs
@@ -0,0 +1,21 @@
+use contractor::cmd::dump;
+use log::trace;
+use std::path::PathBuf;
+use structopt::StructOpt;
+
+fn main() -> anyhow::Result<()> {
+    let opt = Opt::from_args();
+    trace!("opt: {:?}", opt);
+    match opt {
+        Opt::Dump { filename } => dump(&filename)?,
+    }
+    Ok(())
+}
+
+#[derive(StructOpt, Debug)]
+enum Opt {
+    Dump {
+        #[structopt(parse(from_os_str))]
+        filename: PathBuf,
+    },
+}
diff --git a/src/cmd/dump.rs b/src/cmd/dump.rs
new file mode 100644
index 0000000..d0a5e7f
--- /dev/null
+++ b/src/cmd/dump.rs
@@ -0,0 +1,10 @@
+use crate::Config;
+use log::trace;
+use std::path::Path;
+
+pub fn dump(filename: &Path) -> anyhow::Result<()> {
+    trace!("dump: filename={:?}", filename);
+    let config = Config::read(filename)?;
+    println!("{}", serde_json::to_string(&config)?);
+    Ok(())
+}
diff --git a/src/cmd/mod.rs b/src/cmd/mod.rs
new file mode 100644
index 0000000..479ea3e
--- /dev/null
+++ b/src/cmd/mod.rs
@@ -0,0 +1,2 @@
+mod dump;
+pub use dump::dump;
diff --git a/src/config.rs b/src/config.rs
new file mode 100644
index 0000000..0c9c35c
--- /dev/null
+++ b/src/config.rs
@@ -0,0 +1,23 @@
+use log::trace;
+use serde::{Deserialize, Serialize};
+use std::fs::File;
+use std::path::{Path, PathBuf};
+
+#[derive(Debug, Serialize, Deserialize)]
+#[serde(rename_all = "kebab-case")]
+pub struct Config {
+    pub worker_image: PathBuf,
+    pub source: PathBuf,
+    pub workspace: Option<PathBuf>,
+    pub ansible: serde_yaml::Value,
+    pub build: String,
+}
+
+impl Config {
+    pub fn read(filename: &Path) -> anyhow::Result<Self> {
+        trace!("filename={:?}", filename);
+        let file = File::open(filename)?;
+        let config: Config = serde_yaml::from_reader(file)?;
+        Ok(config)
+    }
+}
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..8ecc22e
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,4 @@
+pub mod cmd;
+
+mod config;
+pub use config::Config;
-- 
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