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transit_job.go
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transit_job.go
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//
// Copyright © 2017-2019 Solus Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package jobs
import (
"fmt"
"os"
"path/filepath"
log "github.com/sirupsen/logrus"
"github.com/getsolus/ferryd/src/ferryd/core"
)
// TransitJobHandler is responsible for accepting new upload payloads in the repository
type TransitJobHandler struct {
path string
manifest *core.TransitManifest
}
// NewTransitJob will return a job suitable for adding to the job processor
func NewTransitJob(path string) *JobEntry {
return &JobEntry{
sequential: true,
Type: TransitProcess,
Params: []string{path},
}
}
// NewTransitJobHandler will create a job handler for the input job and ensure it validates
func NewTransitJobHandler(j *JobEntry) (*TransitJobHandler, error) {
if len(j.Params) != 1 {
return nil, fmt.Errorf("job has invalid parameters")
}
return &TransitJobHandler{
path: j.Params[0],
}, nil
}
// Execute will process incoming .tram files for potential repo inclusion
func (j *TransitJobHandler) Execute(jproc *Processor, manager *core.Manager) error {
tram, err := core.NewTransitManifest(j.path)
if err != nil {
return err
}
if err = tram.ValidatePayload(); err != nil {
return err
}
j.manifest = tram
// Sanity.
repo := j.manifest.Manifest.Target
if _, err := manager.GetRepo(repo); err != nil {
return err
}
// Now try to merge into the repo
pkgs := tram.GetPaths()
if err = manager.AddPackages(repo, pkgs, true); err != nil {
return err
}
log.WithFields(log.Fields{
"target": repo,
"id": j.manifest.ID(),
}).Info("Successfully processed manifest upload")
// Append the manifest path because now we'll want to delete these
pkgs = append(pkgs, j.path)
for _, p := range pkgs {
if !core.PathExists(p) {
continue
}
if err := os.Remove(p); err != nil {
log.WithFields(log.Fields{
"file": p,
"id": j.manifest.ID(),
"error": err,
}).Error("Failed to remove manifest file upload")
}
}
if !deltasEnabled {
return nil
}
// At this point we should actually have valid pool entries so
// we'll grab their names, and schedule that they be re-deltad.
// It might be the case no delta is possible, but we'll let the
// DeltaJobHandler decide on that.
for _, pkg := range pkgs {
pkgID := filepath.Base(pkg)
p, ent := manager.GetPoolEntry(pkgID)
if ent != nil {
return err
}
jproc.PushJob(NewDeltaIndexJob(repo, p.Name))
}
return nil
}
// Describe returns a human readable description for this job
func (j *TransitJobHandler) Describe() string {
if j.manifest == nil {
return fmt.Sprintf("Process manifest '%s'", j.path)
}
return fmt.Sprintf("Process manifest '%s' for target '%s'", j.manifest.ID(), j.manifest.Manifest.Target)
}