stdlib package: llb

Signed-off-by: Solomon Hykes <sh.github.6811@hykes.org>

stdlib/llb/llb.cue

@@ -0,0 +1,89 @@
+// llb: compile LLB graphs executable by buildkit
+package llb
+
+// One operation in a script
+#Op: #FetchContainer | #FetchGit | #Export | #Exec | #Local | #Copy | #Load | #Subdir | #WriteFile | #Mkdir
+
+// Export a value from fs state to cue
+#Export: {
+	do: "export"
+	// Source path in the container
+	source: string
+	format: "json" | "yaml" | *"string"
+}
+
+#Local: {
+	do:  "local"
+	dir: string
+	include: [...string]
+}
+
+// FIXME: bring back load (more efficient than copy)
+
+#Load: {
+	do:   "load"
+	from: _
+}
+
+#Subdir: {
+	do:  "subdir"
+	dir: string | *"/"
+}
+
+#Exec: {
+	do: "exec"
+	args: [...string]
+	env?: [string]: string
+	always?: true | *false
+	dir:     string | *"/"
+	mount: [string]: "tmpfs" | "cache" | {from: _, path: string | *"/"}
+}
+
+#FetchContainer: {
+	do:  "fetch-container"
+	ref: string
+}
+
+#PushContainer: {
+	do:  "push-container"
+	ref: string
+}
+
+#FetchGit: {
+	do:     "fetch-git"
+	remote: string
+	ref:    string
+}
+
+#Copy: {
+	do:   "copy"
+	from: _
+	src:  string | *"/"
+	dest: string | *"/"
+}
+
+#DockerBuild: {
+	do: "docker-build"
+	// We accept either a context, a Dockerfile or both together
+	context?:        _
+	dockerfilePath?: string // path to the Dockerfile (defaults to "Dockerfile")
+	dockerfile?:     string
+
+	platforms?: [...string]
+	buildArg?: [string]: string
+	label?: [string]:    string
+}
+
+#WriteFile: {
+	do:      "write-file"
+	content: string
+	dest:    string
+	mode:    int | *0o644
+}
+
+#Mkdir: {
+	do:   "mkdir"
+	dir:  *"/" | string
+	path: string
+	mode: int | *0o755
+}