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| 1 | package hostbox |
| 2 | |
| 3 | import ( |
| 4 | "github.com/carlosframework/platform/internal/rootstate" |
| 5 | "github.com/carlosframework/platform/internal/safefile" |
| 6 | "os" |
| 7 | ) |
| 8 | |
| 9 | func sameInventoryIdentity(a, b rootstate.FileIdentity) bool { |
| 10 | if a.Boot == "" || b.Boot == "" { |
| 11 | return false |
| 12 | } |
| 13 | if a.Handle == "" || b.Handle == "" { |
| 14 | return a.Boot == b.Boot && a == b |
| 15 | } |
| 16 | return a.Same(b) |
| 17 | } |
| 18 | |
| 19 | func VerifyInventoryFile(f *os.File, e StopInventoryEntry) error { |
| 20 | info, err := f.Stat() |
| 21 | if err != nil { |
| 22 | return err |
| 23 | } |
| 24 | if !info.IsDir() && !info.Mode().IsRegular() { |
| 25 | return ErrTypedInventory |
| 26 | } |
| 27 | now, err := rootstate.ObjectIdentity(f) |
| 28 | if err != nil { |
| 29 | return err |
| 30 | } |
| 31 | if e.Identity.Device != e.Device || e.Identity.Inode != e.Inode || e.Identity.Mode&0170000 != e.Type || !sameInventoryIdentity(e.Identity, now) { |
| 32 | return ErrChanged |
| 33 | } |
| 34 | return nil |
| 35 | } |
| 36 | |
| 37 | func OpenInventoryFile(path string) (*os.File, error) { |
| 38 | f, err := safefile.OpenDir(path) |
| 39 | if err != nil { |
| 40 | return safefile.OpenFile(path, os.O_RDONLY, 0) |
| 41 | } |
| 42 | return f, nil |
| 43 | } |
| 44 | |
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