diff options
Diffstat (limited to 'hst/fs.go')
| -rw-r--r-- | hst/fs.go | 27 |
1 files changed, 25 insertions, 2 deletions
@@ -4,9 +4,9 @@ import ( "encoding/json" "errors" "fmt" + "os" "reflect" - "hakurei.app/container" "hakurei.app/container/check" ) @@ -24,12 +24,35 @@ type FilesystemConfig interface { fmt.Stringer } +// The Ops interface enables [FilesystemConfig] to queue container ops without depending on the container package. +type Ops interface { + // Tmpfs appends an op that mounts tmpfs on a container path. + Tmpfs(target *check.Absolute, size int, perm os.FileMode) Ops + // Readonly appends an op that mounts read-only tmpfs on a container path. + Readonly(target *check.Absolute, perm os.FileMode) Ops + + // Bind appends an op that bind mounts a host path on a container path. + Bind(source, target *check.Absolute, flags int) Ops + // Overlay appends an op that mounts the overlay pseudo filesystem. + Overlay(target, state, work *check.Absolute, layers ...*check.Absolute) Ops + // OverlayReadonly appends an op that mounts the overlay pseudo filesystem readonly. + OverlayReadonly(target *check.Absolute, layers ...*check.Absolute) Ops + + // Link appends an op that creates a symlink in the container filesystem. + Link(target *check.Absolute, linkName string, dereference bool) Ops + + // Root appends an op that expands a directory into a toplevel bind mount mirror on container root. + Root(host *check.Absolute, flags int) Ops + // Etc appends an op that expands host /etc into a toplevel symlink mirror with /etc semantics. + Etc(host *check.Absolute, prefix string) Ops +} + // ApplyState holds the address of [container.Ops] and any relevant application state. type ApplyState struct { // AutoEtcPrefix is the prefix for [container.AutoEtcOp]. AutoEtcPrefix string - *container.Ops + Ops } var ( |