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use anyhow::Context;
use anyhow::Error;
use anyhow::Result;
use anyhow::anyhow;
use getset::Getters;
use tokio::stream::StreamExt;
use uuid::Uuid;
use crate::filestore::MergedStores;
use crate::job::Job;
use crate::job::JobResource;
use crate::package::Package;
use crate::package::ParseDependency;
use crate::package::Script;
use crate::package::ScriptBuilder;
use crate::source::SourceCache;
use crate::source::SourceEntry;
use crate::util::docker::ImageName;
/// A job configuration that can be run. All inputs are clear here.
#[derive(Debug, Getters)]
pub struct RunnableJob {
#[getset(get = "pub")]
uuid: Uuid,
#[getset(get = "pub")]
package: Package,
#[getset(get = "pub")]
image: ImageName,
#[getset(get = "pub")]
source_cache: SourceCache,
#[getset(get = "pub")]
script: Script,
#[getset(get = "pub")]
resources: Vec<JobResource>,
}
impl RunnableJob {
pub async fn build_from_job(job: Job, merged_stores: &MergedStores, source_cache: &SourceCache) -> Result<Self> {
let script = ScriptBuilder::new(&job.script_shebang)
.build(&job.package, &job.script_phases)?;
trace!("Preparing build dependencies");
let resources = {
let deps = job.package().dependencies();
let build = deps
.build()
.into_iter()
.map(|dep| Self::build_resource(dep, merged_stores))
.collect::<futures::stream::FuturesUnordered<_>>()
.collect::<Result<Vec<JobResource>>>();
let rt = deps
.runtime()
.into_iter()
.map(|dep| Self::build_resource(dep, merged_stores))
.collect::<futures::stream::FuturesUnordered<_>>()
.collect::<Result<Vec<JobResource>>>();
let (build, rt) = tokio::join!(build, rt);
let (mut build, mut rt) = (build?, rt?);
build.append(&mut rt);
build
};
Ok(RunnableJob {
uuid: job.uuid,
package: job.package,
image: job.image,
resources,
source_cache: source_cache.clone(),
script,
})
}
pub fn package_sources(&self) -> Vec<SourceEntry> {
self.source_cache.sources_for(&self.package())
}
pub fn environment(&self) -> Vec<(String, String)> {
let iter = self.resources
.iter()
.filter_map(JobResource::env)
.map(|(k, v)| (k.clone(), v.clone()));
if let Some(hm) = self.package().environment() {
iter.chain({
hm.iter().map(|(k, v)| (k.clone(), v.clone()))
}).collect()
} else {
iter.collect()
}
}
pub fn package_environment(&self) -> Vec<(String, String)> {
vec![
(
String::from("BUTIDO_PACKAGE_NAME"),
self.package().name().clone().to_string()
),
(
String::from("BUTIDO_PACKAGE_VERSION"),
self.package().version().clone().to_string()
),
(
String::from("BUTIDO_PACKAGE_VERSION_IS_SEMVER"),
String::from(if *self.package().version_is_semver() { "true" } else { "false" })
),
]
}
async fn build_resource(dep: &dyn ParseDependency, merged_stores: &MergedStores) -> Result<JobResource> {
let (name, vers) = dep.parse_as_name_and_version()?;
trace!("Copying dep: {:?} {:?}", name, vers);
let mut a = merged_stores.get_artifact_by_name_and_version(&name, &vers).await?;
if a.is_empty() {
Err(anyhow!("Cannot find dependency: {:?} {:?}", name, vers))
.context("Building a runnable job")
.map_err(Error::from)
} else {
a.sort();
let a_len = a.len();
let found_dependency = a.into_iter().next().unwrap(); // save by above check
if a_len > 1 {
warn!("Found more than one dependency for {:?} {:?}", name, vers);
warn!("Using: {:?}", found_dependency);
warn!("Please investigate, this might be a BUG");
}
Ok(JobResource::Artifact(found_dependency.clone()))
}
}
}
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