/* Title: Pure/System/components.scala
Author: Makarius
Isabelle system components.
*/
package isabelle
import java.io.{File => JFile}
object Components {
/* archive name */
object Archive {
val suffix: String = ".tar.gz"
def apply(name: String): String =
if (name == "") error("Bad component name: " + quote(name))
else name + suffix
def unapply(archive: String): Option[String] = {
for {
name0 <- Library.try_unsuffix(suffix, archive)
name <- proper_string(name0)
} yield name
}
def get_name(archive: String): String =
unapply(archive) getOrElse
error("Bad component archive name (expecting .tar.gz): " + quote(archive))
}
/* component collections */
def default_component_repository: String =
Isabelle_System.getenv("ISABELLE_COMPONENT_REPOSITORY")
val default_components_base: Path = Path.explode("$ISABELLE_COMPONENTS_BASE")
def admin(dir: Path): Path = dir + Path.explode("Admin/components")
def contrib(dir: Path = Path.current, name: String = ""): Path =
dir + Path.explode("contrib") + Path.explode(name)
def unpack(dir: Path, archive: Path, progress: Progress = new Progress): String = {
val name = Archive.get_name(archive.file_name)
progress.echo("Unpacking " + name)
Isabelle_System.gnutar("-xzf " + File.bash_path(archive), dir = dir).check
name
}
def resolve(base_dir: Path, names: List[String],
target_dir: Option[Path] = None,
copy_dir: Option[Path] = None,
progress: Progress = new Progress
): Unit = {
Isabelle_System.make_directory(base_dir)
for (name <- names) {
val archive_name = Archive(name)
val archive = base_dir + Path.explode(archive_name)
if (!archive.is_file) {
val remote = Components.default_component_repository + "/" + archive_name
Isabelle_System.download_file(remote, archive, progress = progress)
}
for (dir <- copy_dir) {
Isabelle_System.make_directory(dir)
Isabelle_System.copy_file(archive, dir)
}
unpack(target_dir getOrElse base_dir, archive, progress = progress)
}
}
private val platforms_family: Map[Platform.Family.Value, Set[String]] =
Map(
Platform.Family.linux_arm -> Set("arm64-linux", "arm64_32-linux"),
Platform.Family.linux -> Set("x86_64-linux", "x86_64_32-linux"),
Platform.Family.macos ->
Set("arm64-darwin", "arm64_32-darwin", "x86_64-darwin", "x86_64_32-darwin"),
Platform.Family.windows ->
Set("x86_64-cygwin", "x86_64-windows", "x86_64_32-windows", "x86-windows"))
private val platforms_all: Set[String] =
Set("x86-linux", "x86-cygwin") ++ platforms_family.iterator.flatMap(_._2)
def purge(dir: Path, platform: Platform.Family.Value): Unit = {
val purge_set = platforms_all -- platforms_family(platform)
File.find_files(dir.file,
(file: JFile) => file.isDirectory && purge_set(file.getName),
include_dirs = true).foreach(Isabelle_System.rm_tree)
}
/* component directories */
def directories(): List[Path] =
Path.split(Isabelle_System.getenv_strict("ISABELLE_COMPONENTS"))
/* component directory content */
def settings(dir: Path = Path.current): Path = dir + Path.explode("etc/settings")
def components(dir: Path = Path.current): Path = dir + Path.explode("etc/components")
def check_dir(dir: Path): Boolean =
settings(dir).is_file || components(dir).is_file
def read_components(dir: Path): List[String] =
split_lines(File.read(components(dir))).filter(_.nonEmpty)
def write_components(dir: Path, lines: List[String]): Unit =
File.write(components(dir), terminate_lines(lines))
/* component repository content */
val components_sha1: Path = Path.explode("~~/Admin/components/components.sha1")
sealed case class SHA1_Digest(digest: SHA1.Digest, name: String) {
override def toString: String = digest.shasum(name)
}
def read_components_sha1(lines: List[String] = Nil): List[SHA1_Digest] =
(proper_list(lines) getOrElse split_lines(File.read(components_sha1))).flatMap(line =>
Word.explode(line) match {
case Nil => None
case List(sha1, name) => Some(SHA1_Digest(SHA1.fake_digest(sha1), name))
case _ => error("Bad components.sha1 entry: " + quote(line))
})
def write_components_sha1(entries: List[SHA1_Digest]): Unit =
File.write(components_sha1, entries.sortBy(_.name).mkString("", "\n", "\n"))
/** manage user components **/
val components_path: Path = Path.explode("$ISABELLE_HOME_USER/etc/components")
def read_components(): List[String] =
if (components_path.is_file) Library.trim_split_lines(File.read(components_path))
else Nil
def write_components(lines: List[String]): Unit = {
Isabelle_System.make_directory(components_path.dir)
File.write(components_path, Library.terminate_lines(lines))
}
def update_components(add: Boolean, path0: Path, progress: Progress = new Progress): Unit = {
val path = path0.expand.absolute
if (!check_dir(path) && !Sessions.is_session_dir(path)) error("Bad component directory: " + path)
val lines1 = read_components()
val lines2 =
lines1.filter(line =>
line.isEmpty || line.startsWith("#") || !File.eq(Path.explode(line), path))
val lines3 = if (add) lines2 ::: List(path.implode) else lines2
if (lines1 != lines3) write_components(lines3)
val prefix = if (lines1 == lines3) "Unchanged" else if (add) "Added" else "Removed"
progress.echo(prefix + " component " + path)
}
/* main entry point */
def main(args: Array[String]): Unit = {
Command_Line.tool {
for (arg <- args) {
val add =
if (arg.startsWith("+")) true
else if (arg.startsWith("-")) false
else error("Bad argument: " + quote(arg))
val path = Path.explode(arg.substring(1))
update_components(add, path, progress = new Console_Progress)
}
}
}
/** build and publish components **/
def build_components(
options: Options,
components: List[Path],
progress: Progress = new Progress,
publish: Boolean = false,
force: Boolean = false,
update_components_sha1: Boolean = false
): Unit = {
val archives: List[Path] =
for (path <- components) yield {
path.file_name match {
case Archive(_) => path
case name =>
if (!path.is_dir) error("Bad component directory: " + path)
else if (!check_dir(path)) {
error("Malformed component directory: " + path +
"\n (requires " + settings() + " or " + Components.components() + ")")
}
else {
val component_path = path.expand
val archive_dir = component_path.dir
val archive_name = Archive(name)
val archive = archive_dir + Path.explode(archive_name)
if (archive.is_file && !force) {
error("Component archive already exists: " + archive)
}
progress.echo("Packaging " + archive_name)
Isabelle_System.gnutar("-czf " + File.bash_path(archive) + " " + Bash.string(name),
dir = archive_dir).check
archive
}
}
}
if ((publish && archives.nonEmpty) || update_components_sha1) {
options.string("isabelle_components_server") match {
case SSH.Target(user, host) =>
using(SSH.open_session(options, host = host, user = user)) { ssh =>
val components_dir = Path.explode(options.string("isabelle_components_dir"))
val contrib_dir = Path.explode(options.string("isabelle_components_contrib_dir"))
for (dir <- List(components_dir, contrib_dir) if !ssh.is_dir(dir)) {
error("Bad remote directory: " + dir)
}
if (publish) {
for (archive <- archives) {
val archive_name = archive.file_name
val name = Archive.get_name(archive_name)
val remote_component = components_dir + archive.base
val remote_contrib = contrib_dir + Path.explode(name)
// component archive
if (ssh.is_file(remote_component) && !force) {
error("Remote component archive already exists: " + remote_component)
}
progress.echo("Uploading " + archive_name)
ssh.write_file(remote_component, archive)
// contrib directory
val is_standard_component =
Isabelle_System.with_tmp_dir("component") { tmp_dir =>
Isabelle_System.gnutar("-xzf " + File.bash_path(archive), dir = tmp_dir).check
check_dir(tmp_dir + Path.explode(name))
}
if (is_standard_component) {
if (ssh.is_dir(remote_contrib)) {
if (force) ssh.rm_tree(remote_contrib)
else error("Remote component directory already exists: " + remote_contrib)
}
progress.echo("Unpacking remote " + archive_name)
ssh.execute("tar -C " + ssh.bash_path(contrib_dir) + " -xzf " +
ssh.bash_path(remote_component)).check
}
else {
progress.echo_warning("No unpacking of non-standard component: " + archive_name)
}
}
}
// remote SHA1 digests
if (update_components_sha1) {
val lines =
for {
entry <- ssh.read_dir(components_dir)
if entry.is_file && entry.name.endsWith(Archive.suffix)
}
yield {
progress.echo("Digesting remote " + entry.name)
ssh.execute("cd " + ssh.bash_path(components_dir) +
"; sha1sum " + Bash.string(entry.name)).check.out
}
write_components_sha1(read_components_sha1(lines))
}
}
case s => error("Bad isabelle_components_server: " + quote(s))
}
}
// local SHA1 digests
{
val new_entries =
for (archive <- archives)
yield {
val name = archive.file_name
progress.echo("Digesting local " + name)
SHA1_Digest(SHA1.digest(archive), name)
}
val new_names = new_entries.map(_.name).toSet
write_components_sha1(
new_entries :::
read_components_sha1().filterNot(entry => new_names.contains(entry.name)))
}
}
/* Isabelle tool wrapper */
private val relevant_options =
List("isabelle_components_server", "isabelle_components_dir", "isabelle_components_contrib_dir")
val isabelle_tool =
Isabelle_Tool("build_components", "build and publish Isabelle components",
Scala_Project.here,
{ args =>
var publish = false
var update_components_sha1 = false
var force = false
var options = Options.init()
def show_options: String =
cat_lines(relevant_options.map(name => options.options(name).print))
val getopts = Getopts("""
Usage: isabelle build_components [OPTIONS] ARCHIVES... DIRS...
Options are:
-P publish on SSH server (see options below)
-f force: overwrite existing component archives and directories
-o OPTION override Isabelle system OPTION (via NAME=VAL or NAME)
-u update all SHA1 keys in Isabelle repository Admin/components
Build and publish Isabelle components as .tar.gz archives on SSH server,
depending on system options:
""" + Library.indent_lines(2, show_options) + "\n",
"P" -> (_ => publish = true),
"f" -> (_ => force = true),
"o:" -> (arg => options = options + arg),
"u" -> (_ => update_components_sha1 = true))
val more_args = getopts(args)
if (more_args.isEmpty && !update_components_sha1) getopts.usage()
val progress = new Console_Progress
build_components(options, more_args.map(Path.explode), progress = progress,
publish = publish, force = force, update_components_sha1 = update_components_sha1)
})
}