wip: process handler

Cargo.lock

@@ -2,6 +2,21 @@
 # It is not intended for manual editing.
 version = 4
 
+[[package]]
+name = "adler2"
+version = "2.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
+
+[[package]]
+name = "android_system_properties"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "819e7219dbd41043ac279b19830f2efc897156490d7fd6ea916720117ee66311"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "anstream"
 version = "0.6.21"
@@ -52,18 +67,57 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "autocfg"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "bitflags"
+version = "2.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "843867be96c8daad0d758b57df9392b6d8d271134fce549de6ce169ff98a92af"
+
+[[package]]
+name = "bumpalo"
+version = "3.20.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d20789868f4b01b2f2caec9f5c4e0213b41e3e5702a50157d699ae31ced2fcb"
+
+[[package]]
+name = "cc"
+version = "1.2.56"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aebf35691d1bfb0ac386a69bac2fde4dd276fb618cf8bf4f5318fe285e821bb2"
+dependencies = [
+ "find-msvc-tools",
+ "shlex",
+]
+
 [[package]]
 name = "cfg-if"
 version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
+[[package]]
+name = "chrono"
+version = "0.4.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c673075a2e0e5f4a1dde27ce9dee1ea4558c7ffe648f576438a20ca1d2acc4b0"
+dependencies = [
+ "iana-time-zone",
+ "num-traits",
+ "windows-link",
+]
+
 [[package]]
 name = "clap"
 version = "4.5.60"
@@ -110,6 +164,12 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b05b61dc5112cbb17e4b6cd61790d9845d13888356391624cbe7e41efeac1e75"
 
+[[package]]
+name = "core-foundation-sys"
+version = "0.8.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
+
 [[package]]
 name = "core_affinity"
 version = "0.8.3"
@@ -121,6 +181,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "crc32fast"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9481c1c90cbf2ac953f07c8d4a58aa3945c425b7185c9154d67a65e4230da511"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -137,6 +206,22 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "find-msvc-tools"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5baebc0774151f905a1a2cc41989300b1e6fbb29aff0ceffa1064fdd3088d582"
+
+[[package]]
+name = "flate2"
+version = "1.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "843fba2746e448b37e26a819579957415c8cef339bf08564fe8b7ddbd959573c"
+dependencies = [
+ "crc32fast",
+ "miniz_oxide",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.16.1"
@@ -155,6 +240,36 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc0fef456e4baa96da950455cd02c081ca953b141298e41db3fc7e36b1da849c"
 
+[[package]]
+name = "hex"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
+
+[[package]]
+name = "iana-time-zone"
+version = "0.1.65"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e31bc9ad994ba00e440a8aa5c9ef0ec67d5cb5e5cb0cc7f8b744a35b389cc470"
+dependencies = [
+ "android_system_properties",
+ "core-foundation-sys",
+ "iana-time-zone-haiku",
+ "js-sys",
+ "log",
+ "wasm-bindgen",
+ "windows-core",
+]
+
+[[package]]
+name = "iana-time-zone-haiku"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "indexmap"
 version = "2.13.0"
@@ -171,6 +286,16 @@ version = "1.70.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a6cb138bb79a146c1bd460005623e142ef0181e3d0219cb493e02f7d08a35695"
 
+[[package]]
+name = "js-sys"
+version = "0.3.91"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b49715b7073f385ba4bc528e5747d02e66cb39c6146efb66b781f131f0fb399c"
+dependencies = [
+ "once_cell",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -183,6 +308,12 @@ version = "0.2.182"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6800badb6cb2082ffd7b6a67e6125bb39f18782f793520caee8cb8846be06112"
 
+[[package]]
+name = "linux-raw-sys"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32a66949e030da00e8c7d4434b251670a91556f4144941d37452769c25d58a53"
+
 [[package]]
 name = "log"
 version = "0.4.29"
@@ -195,14 +326,41 @@ version = "0.1.0"
 dependencies = [
  "clap",
  "core_affinity",
+ "procfs",
  "raw-cpuid",
  "scheduler",
  "serde",
+ "sysinfo",
  "toml",
  "tracing",
  "tracing-subscriber",
 ]
 
+[[package]]
+name = "memchr"
+version = "2.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8ca58f447f06ed17d5fc4043ce1b10dd205e060fb3ce5b979b8ed8e59ff3f79"
+
+[[package]]
+name = "miniz_oxide"
+version = "0.8.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
+dependencies = [
+ "adler2",
+ "simd-adler32",
+]
+
+[[package]]
+name = "ntapi"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3b335231dfd352ffb0f8017f3b6027a4917f7df785ea2143d8af2adc66980ae"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "nu-ansi-term"
 version = "0.50.3"
@@ -212,6 +370,15 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "num-traits"
+version = "0.2.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "num_cpus"
 version = "1.17.0"
@@ -222,6 +389,25 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "objc2-core-foundation"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2a180dd8642fa45cdb7dd721cd4c11b1cadd4929ce112ebd8b9f5803cc79d536"
+dependencies = [
+ "bitflags 2.11.0",
+]
+
+[[package]]
+name = "objc2-io-kit"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "33fafba39597d6dc1fb709123dfa8289d39406734be322956a69f0931c73bb15"
+dependencies = [
+ "libc",
+ "objc2-core-foundation",
+]
+
 [[package]]
 name = "once_cell"
 version = "1.21.3"
@@ -249,6 +435,30 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "procfs"
+version = "0.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "25485360a54d6861439d60facef26de713b1e126bf015ec8f98239467a2b82f7"
+dependencies = [
+ "bitflags 2.11.0",
+ "chrono",
+ "flate2",
+ "procfs-core",
+ "rustix",
+]
+
+[[package]]
+name = "procfs-core"
+version = "0.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6401bf7b6af22f78b563665d15a22e9aef27775b79b149a66ca022468a4e405"
+dependencies = [
+ "bitflags 2.11.0",
+ "chrono",
+ "hex",
+]
+
 [[package]]
 name = "quote"
 version = "1.0.45"
@@ -263,9 +473,28 @@ name = "raw-cpuid"
 version = "10.6.1"
 source = "git+https://github.com/oxidecomputer/rust-cpuid.git#e86d96ba1e63a4c4ecfc521e9fc7a312db0e0c17"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
 ]
 
+[[package]]
+name = "rustix"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6fe4565b9518b83ef4f91bb47ce29620ca828bd32cb7e408f0062e9930ba190"
+dependencies = [
+ "bitflags 2.11.0",
+ "errno",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys",
+]
+
+[[package]]
+name = "rustversion"
+version = "1.0.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b39cdef0fa800fc44525c84ccb54a029961a8215f9619753635a9c0d2538d46d"
+
 [[package]]
 name = "scheduler"
 version = "0.1.3"
@@ -324,6 +553,18 @@ dependencies = [
  "lazy_static",
 ]
 
+[[package]]
+name = "shlex"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
+
+[[package]]
+name = "simd-adler32"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e320a6c5ad31d271ad523dcf3ad13e2767ad8b1cb8f047f75a8aeaf8da139da2"
+
 [[package]]
 name = "smallvec"
 version = "1.15.1"
@@ -347,6 +588,20 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "sysinfo"
+version = "0.38.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "92ab6a2f8bfe508deb3c6406578252e491d299cbbf3bc0529ecc3313aee4a52f"
+dependencies = [
+ "libc",
+ "memchr",
+ "ntapi",
+ "objc2-core-foundation",
+ "objc2-io-kit",
+ "windows",
+]
+
 [[package]]
 name = "thread_local"
 version = "1.1.9"
@@ -470,6 +725,51 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ba73ea9cf16a25df0c8caa16c51acb937d5712a8429db78a3ee29d5dcacd3a65"
 
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.114"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6532f9a5c1ece3798cb1c2cfdba640b9b3ba884f5db45973a6f442510a87d38e"
+dependencies = [
+ "cfg-if",
+ "once_cell",
+ "rustversion",
+ "wasm-bindgen-macro",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.114"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "18a2d50fcf105fb33bb15f00e7a77b772945a2ee45dcf454961fd843e74c18e6"
+dependencies = [
+ "quote",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.114"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "03ce4caeaac547cdf713d280eda22a730824dd11e6b8c3ca9e42247b25c631e3"
+dependencies = [
+ "bumpalo",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.114"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75a326b8c223ee17883a4251907455a2431acc2791c98c26279376490c378c16"
+dependencies = [
+ "unicode-ident",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -492,12 +792,107 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows"
+version = "0.62.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "527fadee13e0c05939a6a05d5bd6eec6cd2e3dbd648b9f8e447c6518133d8580"
+dependencies = [
+ "windows-collections",
+ "windows-core",
+ "windows-future",
+ "windows-numerics",
+]
+
+[[package]]
+name = "windows-collections"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23b2d95af1a8a14a3c7367e1ed4fc9c20e0a26e79551b1454d72583c97cc6610"
+dependencies = [
+ "windows-core",
+]
+
+[[package]]
+name = "windows-core"
+version = "0.62.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8e83a14d34d0623b51dce9581199302a221863196a1dde71a7663a4c2be9deb"
+dependencies = [
+ "windows-implement",
+ "windows-interface",
+ "windows-link",
+ "windows-result",
+ "windows-strings",
+]
+
+[[package]]
+name = "windows-future"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1d6f90251fe18a279739e78025bd6ddc52a7e22f921070ccdc67dde84c605cb"
+dependencies = [
+ "windows-core",
+ "windows-link",
+ "windows-threading",
+]
+
+[[package]]
+name = "windows-implement"
+version = "0.60.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "053e2e040ab57b9dc951b72c264860db7eb3b0200ba345b4e4c3b14f67855ddf"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "windows-interface"
+version = "0.59.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f316c4a2570ba26bbec722032c4099d8c8bc095efccdc15688708623367e358"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "windows-link"
 version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5"
 
+[[package]]
+name = "windows-numerics"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e2e40844ac143cdb44aead537bbf727de9b044e107a0f1220392177d15b0f26"
+dependencies = [
+ "windows-core",
+ "windows-link",
+]
+
+[[package]]
+name = "windows-result"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7781fa89eaf60850ac3d2da7af8e5242a5ea78d1a11c49bf2910bb5a73853eb5"
+dependencies = [
+ "windows-link",
+]
+
+[[package]]
+name = "windows-strings"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7837d08f69c77cf6b07689544538e017c1bfcf57e34b4c0ff58e6c2cd3b37091"
+dependencies = [
+ "windows-link",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.61.2"
@@ -507,6 +902,15 @@ dependencies = [
  "windows-link",
 ]
 
+[[package]]
+name = "windows-threading"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3949bd5b99cafdf1c7ca86b43ca564028dfe27d66958f2470940f73d86d75b37"
+dependencies = [
+ "windows-link",
+]
+
 [[package]]
 name = "winnow"
 version = "0.7.14"

Cargo.toml

@@ -7,9 +7,11 @@ edition = "2024"
 [dependencies]
 clap = { version = "4.5.60", features = ["derive"] }
 core_affinity = "0.8.3"
+procfs = "0.18.0"
 raw-cpuid = { git = "https://github.com/oxidecomputer/rust-cpuid.git", version = "10.6.1" }
 scheduler = "0.1.3"
 serde = { version = "1.0.228", features = ["serde_derive"] }
+sysinfo = "0.38.4"
 toml = "1.0.4"
 tracing = "0.1.44"
 tracing-subscriber = "0.3.22"

src/config.rs

@@ -1,12 +1,35 @@
+use std::option;
+
 use serde::{Deserialize, Serialize};
 use toml::Table;
 
-#[derive(Serialize, Deserialize)]
+#[derive(Serialize, Deserialize, Clone, Debug)]
 pub struct Config {
     pub cpu: CpuConf,
+    pub process_management: ProcessManagementConf,
 }
 
-#[derive(Serialize, Deserialize)]
+#[derive(Serialize, Deserialize, Clone, Debug)]
 pub struct CpuConf {
     pub comp: Option<Table>,
 }
+
+#[derive(Serialize, Deserialize, Clone, Debug)]
+pub struct ProcessManagementConf {
+    pub polling_rate: i32,
+    pub processes: Vec<ProcessConf>,
+}
+
+#[derive(Serialize, Deserialize, Clone, Debug)]
+pub struct ProcessConf {
+    pub process_name: String,
+    pub topo: ProcessTopo,
+}
+
+#[derive(Serialize, Deserialize, Clone, Debug)]
+pub struct ProcessTopo {
+    // How much of what core would you might to dedicate to the process
+    pub p: Option<i32>,
+    pub e: Option<i32>,
+    pub l: Option<i32>,
+}

src/cpu.rs

@@ -21,7 +21,7 @@ pub struct CpuCore {
     pub core_type: CoreType,
 }
 
-#[derive(Debug, Clone, Copy)]
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub enum CoreType {
     P, // Performence
     E, // Efficent
@@ -108,4 +108,31 @@ impl Cpu {
         let guard = cpu.lock().unwrap();
         guard.clone()
     }
+    pub fn get_e_cores(&self, amount: i32) -> Vec<CpuCore> {
+        let e_cores = self.cores.iter().filter(|x| x.core_type == CoreType::E);
+        let mut limited_e_cores = e_cores.take(amount as usize);
+        let mut e_cores_limited_final: Vec<CpuCore> = Vec::new();
+        while let Some(x) = limited_e_cores.next() {
+            e_cores_limited_final.push(x.clone());
+        }
+        e_cores_limited_final
+    }
+    pub fn get_p_cores(&self, amount: i32) -> Vec<CpuCore> {
+        let e_cores = self.cores.iter().filter(|x| x.core_type == CoreType::P);
+        let mut limited_e_cores = e_cores.take(amount as usize);
+        let mut e_cores_limited_final: Vec<CpuCore> = Vec::new();
+        while let Some(x) = limited_e_cores.next() {
+            e_cores_limited_final.push(x.clone());
+        }
+        e_cores_limited_final
+    }
+    pub fn get_l_cores(&self, amount: i32) -> Vec<CpuCore> {
+        let e_cores = self.cores.iter().filter(|x| x.core_type == CoreType::L);
+        let mut limited_e_cores = e_cores.take(amount as usize);
+        let mut e_cores_limited_final: Vec<CpuCore> = Vec::new();
+        while let Some(x) = limited_e_cores.next() {
+            e_cores_limited_final.push(x.clone());
+        }
+        e_cores_limited_final
+    }
 }

src/main.rs

@@ -6,9 +6,12 @@ use tracing::{debug, error, info, warn};
 use crate::{
     config::Config,
     cpu::{CoreType, Cpu, CpuCore},
+    processes::ProcessList,
 };
 mod config;
 mod cpu;
+mod process_worker;
+mod processes;
 
 /// Simple program to greet a person
 #[derive(Parser, Debug)]
@@ -24,11 +27,16 @@ fn main() {
     tracing_subscriber::fmt::init();
     let args = Args::parse();
     let mut custom_cpu: Option<Cpu> = None;
+    let mut process_list: ProcessList = ProcessList::empty();
+    let mut config: Option<Config> = None;
 
-    if let Some(config) = args.config {
+    if let Some(config_arg) = args.config {
-        let config_buf = std::fs::read(config).unwrap();
+        let config_buf = std::fs::read(config_arg).unwrap();
         let config_par: Config = toml::from_slice(&config_buf).unwrap();
+        config = Some(config_par.clone());
         if let Some(comp) = config_par.cpu.comp {
+            // TODO we should check if the custom cpu topo matches the amount of core actually on
+            // the system..
             warn!("Using custom cpu topo loaded from config!");
             let mut custom_topo: Vec<CpuCore> = Vec::new();
             for x in comp {
@@ -54,12 +62,17 @@ fn main() {
             custom_cpu = Some(Cpu { cores: custom_topo });
         }
     }
+    debug!("{config:?}");
+    let process_list = ProcessList::from_config(&config.unwrap());
+    debug!("{process_list:?}");
 
-    let mut cpu: Cpu;
+    let cpu: Cpu;
     if custom_cpu.is_none() {
         cpu = cpu::Cpu::new();
     } else {
         cpu = custom_cpu.unwrap();
     };
     debug!("{cpu:?}");
+    let test_take_core = cpu.get_p_cores(3);
+    debug!("{test_take_core:?}")
 }

src/process_worker.rs

@@ -0,0 +1,40 @@
+use std::{
+    ffi::{OsStr, OsString},
+    string,
+    thread::sleep,
+    time::Duration,
+};
+
+use sysinfo::System;
+
+use crate::{cpu::Cpu, processes::ProcessList};
+
+pub struct ProcessAffinityWorker {
+    system: System,
+    cpu: Cpu,
+    process_list: ProcessList,
+}
+
+impl ProcessAffinityWorker {
+    fn new(cpu: Cpu, process_list: ProcessList) -> ProcessAffinityWorker {
+        let s = System::new();
+        ProcessAffinityWorker {
+            system: s,
+            cpu,
+            process_list,
+        }
+    }
+    fn run(&mut self) -> Result<(), ()> {
+        loop {
+            self.system
+                .refresh_processes(sysinfo::ProcessesToUpdate::All, true);
+            for x in &self.process_list.processes {
+                let os_string = OsString::from(x.name.clone());
+                let processes = self.system.processes_by_name(&os_string);
+            }
+            sleep(Duration::from_secs(5));
+        }
+
+        Ok(())
+    }
+}

src/processes.rs

@@ -0,0 +1,43 @@
+use crate::config::Config;
+
+#[derive(Clone, Debug)]
+pub struct ProcessList {
+    pub processes: Vec<Process>,
+}
+
+#[derive(Clone, Debug)]
+pub struct Process {
+    pub name: String,
+    pub cpu_bounds: CpuAffinityList,
+}
+
+impl ProcessList {
+    pub fn empty() -> ProcessList {
+        ProcessList {
+            processes: Vec::new(),
+        }
+    }
+    pub fn from_config(config: &Config) -> ProcessList {
+        let mut process_list = ProcessList::empty();
+
+        for x in config.process_management.processes.iter().cloned() {
+            process_list.processes.push(Process {
+                name: x.process_name,
+                cpu_bounds: CpuAffinityList {
+                    p: x.topo.p.unwrap_or(0),
+                    e: x.topo.e.unwrap_or(0),
+                    l: x.topo.l.unwrap_or(0),
+                },
+            });
+        }
+
+        process_list
+    }
+}
+
+#[derive(Clone, Debug)]
+pub struct CpuAffinityList {
+    p: i32,
+    e: i32,
+    l: i32,
+}

testing_config.toml

@@ -1,4 +1,7 @@
 [cpu]
 comp = {
-"0" = "E"
+"0" = "E", "1" = "P", "2" = "P", "3" = "P", "4" = "P", "5" = "P"
 }
+[process_management]
+polling_rate = 5000
+processes = [{process_name = "", topo = {p = 2, l = 2}}]