make nameserver setup work
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parent
bc10cda9cc
commit
6026caf25d
54
src/lib.rs
54
src/lib.rs
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@ -67,14 +67,16 @@ impl Container {
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let id = core::str::from_utf8(&output.stdout)?.trim().to_string();
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dbg!(&id);
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Ok(Self {
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let container = Self {
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id,
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name: container_name,
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})
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};
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dbg!(container.ip_addr()?);
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Ok(container)
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}
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pub fn cp(&self, path_in_container: &str, file_contents: &str) -> Result<()> {
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pub fn cp(&self, path_in_container: &str, file_contents: &str, chmod: &str) -> Result<()> {
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let mut temp_file = NamedTempFile::new()?;
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fs::write(&mut temp_file, file_contents)?;
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@ -89,6 +91,12 @@ impl Container {
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return Err(format!("`{command:?}` failed").into());
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}
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let command = &["chmod", chmod, path_in_container];
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let output = self.exec(command)?;
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if !output.status.success() {
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return Err(format!("`{command:?}` failed").into());
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}
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Ok(())
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}
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@ -195,7 +203,7 @@ mod tests {
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let path = "/tmp/somefile";
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let contents = "hello";
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container.cp(path, contents)?;
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container.cp(path, contents, CHMOD_RW_EVERYONE)?;
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let output = container.exec(&["cat", path])?;
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dbg!(&output);
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@ -211,6 +219,7 @@ mod tests {
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fn tld_zone(domain: &str) -> String {
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assert!(domain.ends_with("."));
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assert!(!domain.starts_with("."));
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let mut env = Environment::new();
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let name = "main.zone";
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@ -220,6 +229,17 @@ mod tests {
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template.render(context! { tld => domain }).unwrap()
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}
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fn nsd_conf(domain: &str) -> String {
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assert!(domain.ends_with("."));
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let mut env = Environment::new();
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let name = "nsd.conf";
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env.add_template(name, include_str!("templates/nsd.conf.jinja"))
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.unwrap();
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let template = env.get_template(name).unwrap();
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template.render(context! { domain => domain }).unwrap()
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}
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fn root_zone() -> String {
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let mut env = Environment::new();
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let name = "main.zone";
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@ -229,29 +249,39 @@ mod tests {
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template.render(context! {}).unwrap()
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}
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const CHMOD_RW_EVERYONE: &str = "666";
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// TODO create `nsd.conf` file at runtime
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#[test]
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fn tld_setup() -> Result<()> {
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let tld_ns = Container::run(Image::Nsd)?;
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tld_ns.exec(&["mkdir", "-p", "/etc/nsd/zones"])?;
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tld_ns.cp("/etc/nsd/zones/main.zone", &tld_zone("."))?;
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tld_ns.cp(
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"/etc/nsd/zones/main.zone",
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&tld_zone("com."),
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CHMOD_RW_EVERYONE,
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)?;
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tld_ns.cp("/etc/nsd/nsd.conf", &nsd_conf("com."), CHMOD_RW_EVERYONE)?;
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tld_ns.exec(&["nsd", "-d"])?;
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let status = tld_ns.exec2(&["nsd", "-d"])?;
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// println!("stdout: {}", core::str::from_utf8(&output.stdout).unwrap());
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// println!("stderr: {}", core::str::from_utf8(&output.stderr).unwrap());
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assert!(status.success());
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Ok(())
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}
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#[test]
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fn root_setup() -> Result<()> {
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let tld_ns = Container::run(Image::Nsd)?;
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let root_ns = Container::run(Image::Nsd)?;
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tld_ns.exec(&["mkdir", "-p", "/etc/nsd/zones"])?;
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root_ns.exec(&["mkdir", "-p", "/etc/nsd/zones"])?;
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let zone_path = "/etc/nsd/zones/main.zone";
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tld_ns.cp(zone_path, &root_zone())?;
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tld_ns.exec(&["chmod", "666", zone_path])?;
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root_ns.cp("/etc/nsd/nsd.conf", &nsd_conf("."), CHMOD_RW_EVERYONE)?;
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root_ns.cp(zone_path, &root_zone(), CHMOD_RW_EVERYONE)?;
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tld_ns.exec2(&["nsd", "-d"])?;
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root_ns.exec2(&["nsd", "-d"])?;
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Ok(())
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}
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@ -8,3 +8,5 @@ $TTL 1800
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86400 ; Minimum (1 day)
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)
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@ IN NS primary.tld-server.{{ tld }}
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; intentionally blank
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