feat: mirror can set to none, set to rust when confit is none

Cargo.lock

@@ -77,7 +77,7 @@ dependencies = [
 
 [[package]]
 name = "dockerbuild"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "rust_util",
  "serde",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "dockerbuild"
-version = "0.1.1"
+version = "0.1.2"
 authors = ["Hatter Jiang <jht5945@gmail.com>"]
 edition = "2018"
 license = "MIT"

README.md

@@ -3,6 +3,14 @@
 Docker build tool, build software using docker
 
 
+Install:
+
+```shell
+$ cargo install dockerbuild
+--OR--
+$ cargo install --git https://git.hatter.ink/hatter/dockerbuild.git
+```
+
 Config file:
 * `~/.dockerbuild.json`
 * `/etc/dockerbuild.json`
@@ -31,3 +39,4 @@ $ dockerbuild :rustc --version
 Docker official images:
 https://hub.docker.com/_/rust
 
+

src/config.rs

@@ -9,6 +9,15 @@ pub struct DockerBuildConfig {
     pub mirror: Option<String>,
 }
 
+pub fn load_docker_build_config_or_default() -> DockerBuildConfig {
+    load_docker_build_config().unwrap_or_else(|| {
+        DockerBuildConfig {
+            image: Some("rust".into()),
+            mirror: None,
+        }
+    })
+}
+
 pub fn load_docker_build_config() -> Option<DockerBuildConfig> {
     let config = find_docker_build_config_file()?;
     success!("Find config file: {:?}", config);

src/main.rs

@@ -14,7 +14,7 @@ pub use docker_util::DockerCmd;
 fn main() {
     information!("{} v{}", env!("CARGO_PKG_NAME"), env!("CARGO_PKG_VERSION"));
 
-    let docker_build_config = config::load_docker_build_config().expect("Read config failed, not found or parse error!");
+    let docker_build_config = config::load_docker_build_config_or_default();
 
     let mut args_iter = env::args().skip(1).peekable();
     let mut get_docker_image = || {
@@ -45,7 +45,9 @@ fn main() {
     let mut docker_cmd = DockerCmd::new(&docker_image);
     docker_cmd.add_volumn(&get_final_docker_registry(&docker_image), "/usr/local/cargo/registry");
     if let Some(mirror) = &crates_mirror.or(docker_build_config.mirror) {
-        docker_cmd.mirror(mirror);
+        if mirror.to_lowercase() != "none" {
+            docker_cmd.mirror(mirror);
+        }
     }
     docker_cmd.exec(&args).unwrap();
 }