Files
aptly/cmd/snapshot_verify.go
2014-03-10 19:42:27 +04:00

120 lines
3.0 KiB
Go

package cmd
import (
"fmt"
"github.com/gonuts/commander"
"github.com/gonuts/flag"
"github.com/smira/aptly/debian"
"sort"
)
func aptlySnapshotVerify(cmd *commander.Command, args []string) error {
var err error
if len(args) < 1 {
cmd.Usage()
return err
}
snapshotCollection := debian.NewSnapshotCollection(context.database)
packageCollection := debian.NewPackageCollection(context.database)
snapshots := make([]*debian.Snapshot, len(args))
for i := range snapshots {
snapshots[i], err = snapshotCollection.ByName(args[i])
if err != nil {
return fmt.Errorf("unable to verify: %s", err)
}
err = snapshotCollection.LoadComplete(snapshots[i])
if err != nil {
return fmt.Errorf("unable to verify: %s", err)
}
}
context.progress.Printf("Loading packages...\n")
packageList, err := debian.NewPackageListFromRefList(snapshots[0].RefList(), packageCollection, context.progress)
if err != nil {
fmt.Errorf("unable to load packages: %s", err)
}
sourcePackageList := debian.NewPackageList()
err = sourcePackageList.Append(packageList)
if err != nil {
fmt.Errorf("unable to merge sources: %s", err)
}
for i := 1; i < len(snapshots); i++ {
pL, err := debian.NewPackageListFromRefList(snapshots[i].RefList(), packageCollection, context.progress)
if err != nil {
fmt.Errorf("unable to load packages: %s", err)
}
err = sourcePackageList.Append(pL)
if err != nil {
fmt.Errorf("unable to merge sources: %s", err)
}
}
sourcePackageList.PrepareIndex()
var architecturesList []string
if len(context.architecturesList) > 0 {
architecturesList = context.architecturesList
} else {
architecturesList = packageList.Architectures(true)
}
if len(architecturesList) == 0 {
return fmt.Errorf("unable to determine list of architectures, please specify explicitly")
}
context.progress.Printf("Verifying...\n")
missing, err := packageList.VerifyDependencies(context.dependencyOptions, architecturesList, sourcePackageList, context.progress)
if err != nil {
return fmt.Errorf("unable to verify dependencies: %s", err)
}
if len(missing) == 0 {
context.progress.Printf("All dependencies are satisfied.\n")
} else {
context.progress.Printf("Missing dependencies (%d):\n", len(missing))
deps := make([]string, len(missing))
i := 0
for _, dep := range missing {
deps[i] = dep.String()
i++
}
sort.Strings(deps)
for _, dep := range deps {
context.progress.Printf(" %s\n", dep)
}
}
return err
}
func makeCmdSnapshotVerify() *commander.Command {
cmd := &commander.Command{
Run: aptlySnapshotVerify,
UsageLine: "verify <name> [<source> ...]",
Short: "verify dependencies in snapshot",
Long: `
Verify does depenency resolution in snapshot <name>, possibly using additional
snapshots <source> as dependency sources. All unsatisfied dependencies are
printed.
Example:
$ aptly snapshot verify wheezy-main wheezy-contrib wheezy-non-free
`,
Flag: *flag.NewFlagSet("aptly-snapshot-verify", flag.ExitOnError),
}
return cmd
}