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docker net stats

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This commit is contained in:
Robin Appelman 2021-03-30 22:07:00 +02:00
commit 47fa98977e
1 changed files with 29 additions and 0 deletions
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29
src/docker.rs
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@ -4,6 +4,7 @@ use bollard::Docker;
use color_eyre::Result; use color_eyre::Result;
use futures_util::future::ready; use futures_util::future::ready;
use futures_util::stream::{FuturesUnordered, Stream, StreamExt}; use futures_util::stream::{FuturesUnordered, Stream, StreamExt};
use std::collections::HashMap;
use std::fmt::Write; use std::fmt::Write;
#[derive(Debug)] #[derive(Debug)]
@ -12,6 +13,8 @@ pub struct Container {
image: String, image: String,
memory: u64, memory: u64,
cpu_time: f64, cpu_time: f64,
network_sent: u64,
network_received: u64,
} }
impl Container { impl Container {
@ -28,6 +31,18 @@ impl Container {
hostname, self.name, self.image, self.cpu_time hostname, self.name, self.image, self.cpu_time
) )
.ok(); .ok();
writeln!(
&mut w,
"container_net_sent{{host=\"{}\", container=\"{}\", image=\"{}\"}} {:.3}",
hostname, self.name, self.image, self.network_sent
)
.ok();
writeln!(
&mut w,
"container_net_received{{host=\"{}\", container=\"{}\", image=\"{}\"}} {:.3}",
hostname, self.name, self.image, self.network_received
)
.ok();
} }
fn from(stats: Stats, container: ContainerSummaryInner) -> Self { fn from(stats: Stats, container: ContainerSummaryInner) -> Self {
@ -38,6 +53,20 @@ impl Container {
cpu_time: stats.cpu_stats.cpu_usage.total_usage as f64 cpu_time: stats.cpu_stats.cpu_usage.total_usage as f64
/ 1_000_000_000.0 / 1_000_000_000.0
/ stats.cpu_stats.online_cpus.unwrap_or(1) as f64, / stats.cpu_stats.online_cpus.unwrap_or(1) as f64,
network_sent: stats
.networks
.as_ref()
.into_iter()
.flat_map(HashMap::values)
.map(|stats| stats.tx_bytes)
.sum(),
network_received: stats
.networks
.as_ref()
.into_iter()
.flat_map(HashMap::values)
.map(|stats| stats.rx_bytes)
.sum(),
} }
} }
} }