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clear-docker-images/src/images.rs

99 lines
2.6 KiB
Rust

use bollard::image::ListImagesOptions;
use bollard::models::ImageSummary;
use bollard::Docker;
use bollard::API_DEFAULT_VERSION;
use log::info;
use std::collections::HashMap;
use crate::DateArgs;
const GHCR_REPO: &str = "ghcr.io/datahearth/clear-docker-images";
const DOCKER_REPO: &str = "datahearth/clear-docker-images";
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,
) -> Self {
Self {
docker: Docker::connect_with_socket(&socket, 120, API_DEFAULT_VERSION).unwrap(),
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>,
dry_run: bool,
) -> Result<i64, bollard::errors::Error> {
let mut removed_size = 0;
for image in images {
info!("deleting: {}", image.id);
if !dry_run {
if let Err(e) = self.docker.delete_service(&image.id).await {
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_REPO)
&& !tag.contains(DOCKER_REPO)
&& !self
.tags
.iter()
.any(|excluded_tag| tag.contains(excluded_tag))
})
{
to_be_deleted.push(image);
}
}
return to_be_deleted;
}
}