Struct rsys::Rsys

pub struct Rsys(_, _);

Main interface that allows for os-agnostic api.

Implementations

impl Rsys

pub fn new() -> Self

Creates a new instance of Rsys

pub fn hostname(&self) -> Result<String>

Returns a hostname.

• linux
  • by reading /proc/sys/kernel/hostname
• macos
  • by calling sysctl("kern.hostname")
• windows
  • by calling win32 api GetComputerNameA

pub fn uptime(&self) -> Result<u64>

Returns time since boot in seconds.

• linux
  • by reading /proc/uptime
• macos
  • by calling sysctl("kern.boottime")
• windows
  • by calling win32 api GetTickCount64

pub fn os(&self) -> String

Returns operating system. Reexported env::consts::OS for convenience.

pub fn arch(&self) -> Result<String>

Returns cpu architecture.

• linux and macos
  • by calling uname -m
• windows
  • by calling win32 api GetSystemInfo

pub fn cpu(&self) -> Result<String>

Returns a cpu model name.

• linux
  • by reading /proc/cpuinfo
• macos
  • by calling sysctl("machdep.cpu.brand_string") ...

pub fn cpu_clock(&self) -> Result<f32>

Returns clock speed of cpu.

• linux
  • by reading /proc/cpuinfo
• macos
  • by calling sysctl("hw.cpufrequency") ...

pub fn cpu_cores(&self) -> Result<u16>

Returns cpu cores.

• linux
  • by reading /proc/cpuinfo
• macos
  • by calling sysctl("hw.physicalcpu")
• windows
  • by determining if cpu is hyperthreaded and calculating from logical cores.

pub fn logical_cores(&self) -> Result<u16>

Returns logical cpu cores.

• linux
  • by reading /proc/cpuinfo
• macos
  • by calling sysctl("hw.logicalcpu")
• windows
  • by calling win32 api GetSystemInfo

pub fn memory_total(&self) -> Result<usize>

Returns total ram memory.

• linux
  • by reading /proc/meminfo
• macos
  • by calling sysctl("hw.memsize")
• windows
  • by calling win32 api GlobalMemoryStatusEx

pub fn memory_free(&self) -> Result<usize>

Returns free ram memory.

• linux
  • by reading /proc/meminfo ...

pub fn swap_total(&self) -> Result<usize>

Returns total swap size.

• linux
  • by reading /proc/meminfo
• macos
  • by calling sysctl("hw.swapusage")
• windows
  • by calling win32 api GlobalMemoryStatusEx

pub fn swap_free(&self) -> Result<usize>

Returns free swap size.

• linux
  • by reading /proc/meminfo
• macos
  • by calling sysctl("hw.swapusage")
• windows
  • by calling win32 api GlobalMemoryStatusEx

pub fn default_iface(&self) -> Result<String>

Returns a default internet interface.

• linux
  • by calling route and determining default route
• macos
  • by calling route get default ...

pub fn ipv4(&self, iface: &str) -> Result<String>

Returns IP address version 4 of interface iface.

• linux
  • by calling ip address show <iface>
• macos
  • by calling ipconfig getifaddr <iface> ...

pub fn ipv6(&self, iface: &str) -> Result<String>

Returns IP address version 6 of interface iface.

pub fn mac(&self, iface: &str) -> Result<String>

Returns a MAC address of interface iface.

• linux
  • by calling ip address show <iface> ...

pub fn interfaces(&self) -> Result<Vec<String>>

Returns a vector of names of network interfaces that are available.

• linux
  • by calling ip address show ...

pub fn domainname(&self) -> Result<String>

Returns a domain name.

• linux
  • by reading /proc/sys/kernel/domainname
• windows
  • by calling win32 api NetWkstaGetInfo ...