update sysinfo to 0.20.0 (#1145)

src/agent/onefuzz/Cargo.toml

@@ -26,7 +26,7 @@ serde = "1.0"
 serde_json = "1.0"
 rand = "0.8"
 serde_derive = "1.0"
-sysinfo = "0.18"
+sysinfo = "0.20"
 tokio = { version = "1.8", features = ["full"] }
 tokio-stream = { version = "0.1", features = ["fs", "time", "tokio-util"] }
 tokio-util = { version = "0.6", features = ["full"] }

src/agent/onefuzz/src/system.rs

@@ -68,20 +68,20 @@ impl System {
     pub fn system_info(&self) -> SystemInfo {
         let system = &self.system;
 
-        let total_memory_kib = system.get_total_memory();
-        let used_memory_kib = system.get_used_memory();
-        let free_memory_kib = system.get_free_memory();
-        let total_swap_kib = system.get_total_swap();
-        let used_swap_kib = system.get_used_swap();
-        let uptime = system.get_uptime();
-
-        let load_avg = system.get_load_average();
+        let total_memory_kib = system.total_memory();
+        let used_memory_kib = system.used_memory();
+        let free_memory_kib = system.free_memory();
+        let total_swap_kib = system.total_swap();
+        let used_swap_kib = system.used_swap();
+        let uptime = system.uptime();
+
+        let load_avg = system.load_average();
         let load_avg_1min = load_avg.one;
         let load_avg_5min = load_avg.five;
         let load_avg_15min = load_avg.fifteen;
 
-        let global_cpu = system.get_global_processor_info();
-        let cpu_usage = global_cpu.get_cpu_usage();
+        let global_cpu = system.global_processor_info();
+        let cpu_usage = global_cpu.cpu_usage();
 
         SystemInfo {
             total_memory_kib,
@@ -99,7 +99,7 @@ impl System {
 
     pub fn proc_info(&self, pid: u32) -> Option<ProcInfo> {
         let system = &self.system;
-        let pi = system.get_process(pid as Pid)?;
+        let pi = system.process(pid as Pid)?;
 
         let name = pi.name().into();
         let status = format!("{}", pi.status());