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|
use std::{
fs::{self, OpenOptions},
io::Write,
path::{Path, PathBuf},
sync::Arc,
};
use tempfile::TempDir;
pub struct TempTedgeDir {
pub temp_dir: Arc<TempDir>,
current_file_path: PathBuf,
}
pub struct TempTedgeFile {
file_path: PathBuf,
}
impl TempTedgeDir {
pub fn new() -> Self {
let temp_dir = TempDir::new().unwrap();
let current_file_path = temp_dir.path().to_path_buf();
TempTedgeDir {
temp_dir: Arc::new(temp_dir),
current_file_path,
}
}
pub fn dir(&self, directory_name: &str) -> TempTedgeDir {
let root = self.temp_dir.path().to_path_buf();
let path = root
.join(self.current_file_path.to_path_buf())
.join(directory_name);
if !path.exists() {
let () = fs::create_dir(&path).unwrap();
};
TempTedgeDir {
temp_dir: self.temp_dir.clone(),
current_file_path: path,
}
}
pub fn file(&self, file_name: &str) -> TempTedgeFile {
let root = self.temp_dir.path().to_path_buf();
let path = root
.join(self.current_file_path.to_path_buf())
.join(file_name);
if !path.exists() {
let _file = fs::File::create(&path).unwrap();
};
TempTedgeFile { file_path: path }
}
pub fn path(&self) -> &Path {
Path::new(self.temp_dir.path())
}
pub fn to_path_buf(&self) -> PathBuf {
PathBuf::from(self.path())
}
}
impl TempTedgeFile {
pub fn with_raw_content(self, content: &str) {
let mut file = OpenOptions::new()
.write(true)
.create(false)
.open(self.file_path)
.unwrap();
file.write_all(content.as_bytes()).unwrap();
}
pub fn with_toml_content(self, content: toml::Value) {
let mut file = OpenOptions::new()
.write(true)
.create(false)
.open(self.file_path)
.unwrap();
let file_content = content.to_string();
file.write_all(file_content.as_bytes()).unwrap();
}
pub fn path(&self) -> &Path {
Path::new(&self.file_path)
}
pub fn to_path_buf(&self) -> PathBuf {
PathBuf::from(self.path())
}
}
pub fn create_full_tedge_dir_structure() {
let ttd = TempTedgeDir::new();
ttd.file("tedge.toml");
ttd.dir(".agent").file("current-operation");
ttd.dir("c8y")
.file("c8y-log-plugin.toml")
.with_toml_content(toml::toml! {
files = [
{type = "software-management", path = "/var/log/tedge/agent/software-*" }
]
});
ttd.dir("contrib").dir("collectd").file("collectd.conf");
ttd.dir("device").file("inventory.json");
ttd.dir("device-certs");
ttd.dir("mosquitto-conf").file("c8y-bridge.conf");
ttd.dir("mosquitto-conf").file("tedge-mosquitto.conf");
ttd.dir("operations")
.dir("c8y")
.file("c8y_LogfileRequest")
.with_raw_content("");
ttd.dir("operations").dir("c8y").file("c8y_Restart");
ttd.dir("operations").dir("c8y").file("c8y_SoftwareUpdate");
ttd.dir("sm-plugins").file("apt");
}
#[cfg(test)]
mod tests {
use super::TempTedgeDir;
use std::{io::Read, path::Path};
#[test]
fn assert_dir_file_and_content() -> Result<(), anyhow::Error> {
let tedge_dir = TempTedgeDir::new();
tedge_dir.dir("c8y").file("c8y-log-plugin.toml");
tedge_dir
.dir("operations")
.dir("c8y")
.file("c8y_Restart")
.with_toml_content(toml::toml! {
files = []
});
assert!(Path::new(&format!(
"{}/c8y/c8y-log-plugin.toml",
&tedge_dir.temp_dir.path().to_str().unwrap()
))
.exists());
assert!(Path::new(&format!(
"{}/operations/c8y/c8y_Restart",
&tedge_dir.temp_dir.path().to_str().unwrap()
))
.exists());
Ok(())
}
#[test]
fn test_with_toml() -> Result<(), anyhow::Error> {
let tedge_dir = TempTedgeDir::new();
tedge_dir
.dir("c8y")
.file("c8y_log_plugin.toml")
.with_toml_content(toml::toml! {
files = [
{ type = "apt", path = "/var/log/apt/history.log"}
]
});
let file_path = &format!(
"{}/c8y/c8y_log_plugin.toml",
&tedge_dir.temp_dir.path().to_str().unwrap()
);
assert!(Path::new(&file_path).exists());
let mut file_content = String::new();
let mut file = std::fs::File::open(&file_path).unwrap();
file.read_to_string(&mut file_content).unwrap();
let as_toml: toml::Value = toml::from_str(&file_content).unwrap();
assert_eq!(
as_toml,
toml::toml! {
files = [
{ type = "apt", path = "/var/log/apt/history.log"}
]
}
);
Ok(())
}
#[test]
fn test_multiple_files_in_same_dir() -> Result<(), anyhow::Error> {
let ttd = TempTedgeDir::new();
let operations_dir = ttd.dir("operations");
operations_dir.dir("c8y").file("c8y_Restart");
operations_dir.dir("c8y").file("c8y_SoftwareUpdate");
assert!(Path::new(&format!(
"{}/operations/c8y/c8y_Restart",
&ttd.temp_dir.path().to_str().unwrap()
))
.exists());
assert!(Path::new(&format!(
"{}/operations/c8y/c8y_SoftwareUpdate",
&ttd.temp_dir.path().to_str().unwrap()
))
.exists());
Ok(())
}
}
|
