kata-containers/cgroups-rs
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Add Serialize/Deserialize to resource and stat types

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Add feature "serde" that derives all resource and statistics types from
Serialize and Deserialize. The feature is turned off by default.

Fixes #54
Fixes #55
Fixes #56

Signed-off-by: Felix Obenhuber <felix@obenhuber.de>
This commit is contained in:
Felix Obenhuber
2021-08-03 09:55:10 +02:00
parent bcb7c6cd54
commit 09499e7614
9 changed files with 50 additions and 4 deletions
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8
src/memory.rs
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@@ -38,6 +38,7 @@ pub struct MemController {
}
#[derive(Default, Debug, PartialEq, Eq)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct SetMemory {
pub low: Option<MaxValue>,
pub high: Option<MaxValue>,
@@ -47,6 +48,7 @@ pub struct SetMemory {
/// Controls statistics and controls about the OOM killer operating in this control group.
#[derive(Default, Debug, PartialEq, Eq)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct OomControl {
/// If true, the OOM killer has been disabled for the tasks in this control group.
pub oom_kill_disable: bool,
@@ -87,6 +89,7 @@ fn parse_oom_control(s: String) -> Result<OomControl> {
/// Contains statistics about the NUMA locality of the control group's tasks.
#[derive(Default, Debug, PartialEq, Eq)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct NumaStat {
/// Total amount of pages used by the control group.
pub total_pages: u64,
@@ -302,6 +305,7 @@ fn parse_numa_stat(s: String) -> Result<NumaStat> {
}
#[derive(Default, Debug, PartialEq, Eq)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct MemoryStat {
pub cache: u64,
pub rss: u64,
@@ -403,6 +407,7 @@ fn parse_memory_stat(s: String) -> Result<MemoryStat> {
/// Contains statistics about the current usage of memory and swap (together, not seperately) by
/// the control group's tasks.
#[derive(Debug)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct MemSwap {
/// How many times the limit has been hit.
pub fail_cnt: u64,
@@ -417,6 +422,7 @@ pub struct MemSwap {
/// State of and statistics gathered by the kernel about the memory usage of the control group's
/// tasks.
#[derive(Debug)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct Memory {
/// How many times the limit has been hit.
pub fail_cnt: u64,
@@ -461,6 +467,7 @@ pub struct Memory {
/// The current state of and gathered statistics about the kernel's memory usage for TCP-related
/// data structures.
#[derive(Debug)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct Tcp {
/// How many times the limit has been hit.
pub fail_cnt: u64,
@@ -479,6 +486,7 @@ pub struct Tcp {
/// these tasks if it would think that the limits here would be violated. It's important to note
/// that interrupts in particular might not be able to enforce these limits.
#[derive(Debug)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct Kmem {
/// How many times the limit has been hit.
pub fail_cnt: u64,