add uid support

Cargo.lock

@@ -564,6 +564,7 @@ dependencies = [
  "thiserror",
  "tokio",
  "toml",
+ "users",
  "uuid",
 ]
 
@@ -1777,6 +1778,16 @@ dependencies = [
  "percent-encoding",
 ]
 
+[[package]]
+name = "users"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24cc0f6d6f267b73e5a2cadf007ba8f9bc39c6a6f9666f8cf25ea809a153b032"
+dependencies = [
+ "libc",
+ "log",
+]
+
 [[package]]
 name = "utf16_iter"
 version = "1.0.5"

Cargo.toml

@@ -17,4 +17,5 @@ sqlx = { version = "0.8.3", features = ["postgres", "runtime-tokio"] }
 thiserror = "2.0.11"
 tokio = { version = "1.43.0", features = ["full"] }
 toml = "0.8.19"
+users = "0.11.0"
 uuid = { version = "1.11.0", features = ["v7", "fast-rng"] }

gregory.example.toml

@@ -12,7 +12,8 @@ max-threads = 10
     revision = "2"
     threads = 6
     image = "docker.io/library/debian"
-    commands = ["echo hi", "sleep 2.432", "echo helloooooooooo"]
+    commands = ["echo hi", "sleep 2.432", "whoami"]
+    uid = 1000
     volumes = ["librewolf"]
 
     [packages.librewolf.packaging.fedora]

src/data.rs

@@ -4,6 +4,7 @@ use crate::errors::Error;
 use serde::Deserialize;
 use std::time;
 use std::{collections::HashMap, fs, thread};
+use users::get_current_uid;
 
 /// The config for gregory
 #[derive(Debug, Clone, Deserialize)]
@@ -74,6 +75,8 @@ pub(crate) struct Job {
     pub(crate) privileged: bool,
     #[serde(default = "shell")]
     pub(crate) shell: String,
+    #[serde(default = "uid")]
+    pub(crate) uid: u64,
 }
 
 /// Holds the data for a certain package's config
@@ -171,3 +174,7 @@ pub(crate) fn data() -> String {
 pub(crate) fn dependencies() -> Vec<String> {
     return Vec::new();
 }
+
+pub(crate) fn uid() -> u64 {
+    return get_current_uid() as u64;
+}

src/main.rs

@@ -180,6 +180,7 @@ fn run_job(conf: &Config, job_id: String, job: Job) -> JobExitStatus {
     let mut cmd_args: Vec<String> = vec![
         "run".to_string(),
         "--rm".to_string(),
+        format!("--user={}", job.uid),
         format!("--name={job_id}-{run_id}"),
         format!("--cpus={threads}"),
         format!("--privileged={}", job.privileged),