aptly/deb/graph.go

139 lines
3.5 KiB
Go

package deb
import (
"fmt"
"strings"
"github.com/awalterschulze/gographviz"
)
// BuildGraph generates graph contents from aptly object database
func BuildGraph(collectionFactory *CollectionFactory, layout string) (gographviz.Interface, error) {
var err error
graph := gographviz.NewEscape()
graph.SetDir(true)
graph.SetName("aptly")
var labelStart string
var labelEnd string
switch layout {
case "vertical":
graph.AddAttr("aptly", "rankdir", "LR")
labelStart = ""
labelEnd = ""
case "horizontal":
fallthrough
default:
labelStart = "{"
labelEnd = "}"
}
existingNodes := map[string]bool{}
err = collectionFactory.RemoteRepoCollection().ForEach(func(repo *RemoteRepo) error {
e := collectionFactory.RemoteRepoCollection().LoadComplete(repo)
if e != nil {
return e
}
graph.AddNode("aptly", repo.UUID, map[string]string{
"shape": "Mrecord",
"style": "filled",
"fillcolor": "darkgoldenrod1",
"label": fmt.Sprintf("%sMirror %s|url: %s|dist: %s|comp: %s|arch: %s|pkgs: %d%s", labelStart, repo.Name, repo.ArchiveRoot,
repo.Distribution, strings.Join(repo.Components, ", "),
strings.Join(repo.Architectures, ", "), repo.NumPackages(), labelEnd),
})
existingNodes[repo.UUID] = true
return nil
})
if err != nil {
return nil, err
}
err = collectionFactory.LocalRepoCollection().ForEach(func(repo *LocalRepo) error {
e := collectionFactory.LocalRepoCollection().LoadComplete(repo)
if e != nil {
return e
}
graph.AddNode("aptly", repo.UUID, map[string]string{
"shape": "Mrecord",
"style": "filled",
"fillcolor": "mediumseagreen",
"label": fmt.Sprintf("%sRepo %s|comment: %s|pkgs: %d%s", labelStart,
repo.Name, repo.Comment, repo.NumPackages(), labelEnd),
})
existingNodes[repo.UUID] = true
return nil
})
if err != nil {
return nil, err
}
collectionFactory.SnapshotCollection().ForEach(func(snapshot *Snapshot) error {
existingNodes[snapshot.UUID] = true
return nil
})
err = collectionFactory.SnapshotCollection().ForEach(func(snapshot *Snapshot) error {
e := collectionFactory.SnapshotCollection().LoadComplete(snapshot)
if e != nil {
return e
}
description := snapshot.Description
if snapshot.SourceKind == SourceRemoteRepo {
description = "Snapshot from repo"
}
graph.AddNode("aptly", snapshot.UUID, map[string]string{
"shape": "Mrecord",
"style": "filled",
"fillcolor": "cadetblue1",
"label": fmt.Sprintf("%sSnapshot %s|%s|pkgs: %d%s", labelStart,
snapshot.Name, description, snapshot.NumPackages(), labelEnd),
})
if snapshot.SourceKind == SourceRemoteRepo || snapshot.SourceKind == SourceLocalRepo || snapshot.SourceKind == SourceSnapshot {
for _, uuid := range snapshot.SourceIDs {
_, exists := existingNodes[uuid]
if exists {
graph.AddEdge(uuid, snapshot.UUID, true, nil)
}
}
}
return nil
})
if err != nil {
return nil, err
}
collectionFactory.PublishedRepoCollection().ForEach(func(repo *PublishedRepo) error {
graph.AddNode("aptly", repo.UUID, map[string]string{
"shape": "Mrecord",
"style": "filled",
"fillcolor": "darkolivegreen1",
"label": fmt.Sprintf("%sPublished %s|comp: %s|arch: %s%s", labelStart,
repo.GetPath(), strings.Join(repo.Components(), " "),
strings.Join(repo.Architectures, ", "), labelEnd),
})
for _, uuid := range repo.Sources {
_, exists := existingNodes[uuid]
if exists {
graph.AddEdge(uuid, repo.UUID, true, nil)
}
}
return nil
})
return graph, nil
}