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clear-docker-images/src/images.rs

112 lines
3.0 KiB
Rust

use bollard::image::ListImagesOptions;
use bollard::image::RemoveImageOptions;
use bollard::models::ImageSummary;
use bollard::Docker;
use bollard::API_DEFAULT_VERSION;
use log::info;
use std::collections::HashMap;
use crate::DateArgs;
pub struct DockerActions {
docker: Docker,
repository: Option<String>,
tags: Vec<String>,
date: DateArgs,
}
impl DockerActions {
pub fn new(
socket: String,
repository: Option<String>,
tags: Vec<String>,
date: DateArgs,
) -> Result<Self, bollard::errors::Error> {
let docker = Docker::connect_with_socket(&socket, 120, API_DEFAULT_VERSION)?;
Ok(Self {
docker,
repository,
tags,
date,
})
}
pub async fn get(&self) -> Result<Vec<ImageSummary>, bollard::errors::Error> {
let mut image_filters = HashMap::new();
// why using &self.repository instead of selft.repository ?
if let Some(r) = &self.repository {
image_filters.insert("reference", vec![r.as_str()]);
}
self.docker
.list_images(Some(ListImagesOptions {
all: true,
filters: image_filters,
..Default::default()
}))
.await
}
pub async fn delete(
&self,
images: Vec<ImageSummary>,
force: bool,
dry_run: bool,
) -> Result<i64, bollard::errors::Error> {
let mut removed_size = 0;
for image in images {
info!("deleting: {}", image.id);
if !dry_run {
let res = self
.docker
.remove_image(
&image.id,
Some(RemoveImageOptions {
force,
..Default::default()
}),
None,
)
.await;
if let Err(e) = res {
return Err(e);
}
}
removed_size += image.size;
}
Ok(removed_size)
}
pub fn filter(&self, images: Vec<ImageSummary>) -> Vec<ImageSummary> {
let mut to_be_deleted: Vec<ImageSummary> = vec![];
for image in images {
if self
.date
.stop
.map_or(self.date.start > image.created, |stop| {
self.date.start > image.created && image.created > stop
})
&& image.repo_tags.iter().any(|tag| {
!tag.contains("ghcr.io/datahearth/clear-docker-images")
&& !tag.contains("datahearth/clear-docker-images")
&& !self
.tags
.iter()
.any(|excluded_tag| tag.contains(excluded_tag))
})
{
to_be_deleted.push(image);
}
}
return to_be_deleted;
}
}