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/* Title: Pure/Tools/server_commands.scala
Author: Makarius
Miscellaneous Isabelle server commands.
*/
package isabelle
object Server_Commands
{
def default_preferences: String = Options.read_prefs()
object Help extends Server.Command("help")
{
override val command_body: Server.Command_Body =
{ case (context, ()) => context.command_list }
}
object Echo extends Server.Command("echo")
{
override val command_body: Server.Command_Body =
{ case (_, t) => t }
}
object Cancel extends Server.Command("cancel")
{
sealed case class Args(task: UUID.T)
def unapply(json: JSON.T): Option[Args] =
for { task <- JSON.uuid(json, "task") }
yield Args(task)
override val command_body: Server.Command_Body =
{ case (context, Cancel(args)) => context.cancel_task(args.task) }
}
object Shutdown extends Server.Command("shutdown")
{
override val command_body: Server.Command_Body =
{ case (context, ()) => context.server.shutdown() }
}
object Session_Build extends Server.Command("session_build")
{
sealed case class Args(
session: String,
preferences: String = default_preferences,
options: List[String] = Nil,
dirs: List[String] = Nil,
include_sessions: List[String] = Nil,
verbose: Boolean = false)
def unapply(json: JSON.T): Option[Args] =
for {
session <- JSON.string(json, "session")
preferences <- JSON.string_default(json, "preferences", default_preferences)
options <- JSON.strings_default(json, "options")
dirs <- JSON.strings_default(json, "dirs")
include_sessions <- JSON.strings_default(json, "include_sessions")
verbose <- JSON.bool_default(json, "verbose")
}
yield {
Args(session, preferences = preferences, options = options, dirs = dirs,
include_sessions = include_sessions, verbose = verbose)
}
def command(args: Args, progress: Progress = new Progress)
: (JSON.Object.T, Build.Results, Options, Sessions.Base_Info) =
{
val options = Options.init(prefs = args.preferences, opts = args.options)
val dirs = args.dirs.map(Path.explode)
val base_info =
Sessions.base_info(options, args.session, progress = progress, dirs = dirs,
include_sessions = args.include_sessions).check
val results =
Build.build(options,
selection = Sessions.Selection.session(args.session),
progress = progress,
build_heap = true,
dirs = dirs,
infos = base_info.infos,
verbose = args.verbose)
val sessions_order =
base_info.sessions_structure.imports_topological_order.zipWithIndex.
toMap.withDefaultValue(-1)
val results_json =
JSON.Object(
"ok" -> results.ok,
"return_code" -> results.rc,
"sessions" ->
results.sessions.toList.sortBy(sessions_order).map(session =>
{
val result = results(session)
JSON.Object(
"session" -> session,
"ok" -> result.ok,
"return_code" -> result.rc,
"timeout" -> result.timeout,
"timing" -> result.timing.json)
}))
if (results.ok) (results_json, results, options, base_info)
else {
throw new Server.Error("Session build failed: " + Process_Result.print_rc(results.rc),
results_json)
}
}
override val command_body: Server.Command_Body =
{ case (context, Session_Build(args)) =>
context.make_task(task => Session_Build.command(args, progress = task.progress)._1) }
}
object Session_Start extends Server.Command("session_start")
{
sealed case class Args(
build: Session_Build.Args,
print_mode: List[String] = Nil)
def unapply(json: JSON.T): Option[Args] =
for {
build <- Session_Build.unapply(json)
print_mode <- JSON.strings_default(json, "print_mode")
}
yield Args(build = build, print_mode = print_mode)
def command(args: Args, progress: Progress = new Progress, log: Logger = No_Logger)
: (JSON.Object.T, (UUID.T, Headless.Session)) =
{
val (_, _, options, base_info) =
try { Session_Build.command(args.build, progress = progress) }
catch { case exn: Server.Error => error(exn.message) }
val resources = Headless.Resources(options, base_info, log = log)
val session = resources.start_session(print_mode = args.print_mode, progress = progress)
val id = UUID.random()
val res =
JSON.Object(
"session_id" -> id.toString,
"tmp_dir" -> File.path(session.tmp_dir).implode)
(res, id -> session)
}
override val command_body: Server.Command_Body =
{ case (context, Session_Start(args)) =>
context.make_task(task =>
{
val (res, entry) =
Session_Start.command(args, progress = task.progress, log = context.server.log)
context.server.add_session(entry)
res
})
}
}
object Session_Stop extends Server.Command("session_stop")
{
def unapply(json: JSON.T): Option[UUID.T] =
JSON.uuid(json, "session_id")
def command(session: Headless.Session): (JSON.Object.T, Process_Result) =
{
val result = session.stop()
val result_json = JSON.Object("ok" -> result.ok, "return_code" -> result.rc)
if (result.ok) (result_json, result)
else throw new Server.Error("Session shutdown failed: " + result.print_rc, result_json)
}
override val command_body: Server.Command_Body =
{ case (context, Session_Stop(id)) =>
context.make_task(_ =>
{
val session = context.server.remove_session(id)
Session_Stop.command(session)._1
})
}
}
object Use_Theories extends Server.Command("use_theories")
{
sealed case class Args(
session_id: UUID.T,
theories: List[String],
master_dir: String = "",
pretty_margin: Double = Pretty.default_margin,
unicode_symbols: Boolean = false,
export_pattern: String = "",
check_delay: Option[Time] = None,
check_limit: Option[Int] = None,
watchdog_timeout: Option[Time] = None,
nodes_status_delay: Option[Time] = None,
commit_cleanup_delay: Option[Time] = None)
def unapply(json: JSON.T): Option[Args] =
for {
session_id <- JSON.uuid(json, "session_id")
theories <- JSON.strings(json, "theories")
master_dir <- JSON.string_default(json, "master_dir")
pretty_margin <- JSON.double_default(json, "pretty_margin", Pretty.default_margin)
unicode_symbols <- JSON.bool_default(json, "unicode_symbols")
export_pattern <- JSON.string_default(json, "export_pattern")
check_delay = JSON.seconds(json, "check_delay")
check_limit = JSON.int(json, "check_limit")
watchdog_timeout = JSON.seconds(json, "watchdog_timeout")
nodes_status_delay = JSON.seconds(json, "nodes_status_delay")
commit_cleanup_delay = JSON.seconds(json, "commit_cleanup_delay")
}
yield {
Args(session_id, theories, master_dir = master_dir, pretty_margin = pretty_margin,
unicode_symbols = unicode_symbols, export_pattern = export_pattern,
check_delay = check_delay, check_limit = check_limit, watchdog_timeout = watchdog_timeout,
nodes_status_delay = nodes_status_delay, commit_cleanup_delay = commit_cleanup_delay)
}
def command(args: Args,
session: Headless.Session,
id: UUID.T = UUID.random(),
progress: Progress = new Progress): (JSON.Object.T, Headless.Use_Theories_Result) =
{
val result =
session.use_theories(args.theories, master_dir = args.master_dir,
check_delay = args.check_delay.getOrElse(session.default_check_delay),
check_limit = args.check_limit.getOrElse(session.default_check_limit),
watchdog_timeout = args.watchdog_timeout.getOrElse(session.default_watchdog_timeout),
nodes_status_delay = args.nodes_status_delay.getOrElse(session.default_nodes_status_delay),
commit_cleanup_delay =
args.commit_cleanup_delay.getOrElse(session.default_commit_cleanup_delay),
id = id, progress = progress)
def output_text(text: String): String =
Symbol.output(args.unicode_symbols, text)
def output_message(tree: XML.Tree, pos: Position.T): JSON.Object.T =
{
val position = "pos" -> Position.JSON(pos)
tree match {
case XML.Text(msg) => Server.Reply.message(output_text(msg)) + position
case elem: XML.Elem =>
val msg = XML.content(Pretty.formatted(List(elem), margin = args.pretty_margin))
val kind =
Markup.messages.collectFirst({ case (a, b) if b == elem.name =>
if (Protocol.is_legacy(elem)) Markup.WARNING else a }) getOrElse ""
Server.Reply.message(output_text(msg), kind = kind) + position
}
}
val result_json =
JSON.Object(
"ok" -> result.ok,
"errors" ->
(for {
(name, status) <- result.nodes if !status.ok
(tree, pos) <- result.snapshot(name).messages if Protocol.is_error(tree)
} yield output_message(tree, pos)),
"nodes" ->
(for ((name, status) <- result.nodes) yield {
val snapshot = result.snapshot(name)
name.json +
("status" -> status.json) +
("messages" ->
(for {
(tree, pos) <- snapshot.messages if Protocol.is_exported(tree)
} yield output_message(tree, pos))) +
("exports" ->
(if (args.export_pattern == "") Nil else {
val matcher = Export.make_matcher(args.export_pattern)
for { entry <- snapshot.exports if matcher(entry.theory_name, entry.name) }
yield {
val (base64, body) = entry.uncompressed.maybe_base64
JSON.Object("name" -> entry.name, "base64" -> base64, "body" -> body)
}
}))
}))
(result_json, result)
}
override val command_body: Server.Command_Body =
{ case (context, Use_Theories(args)) =>
context.make_task(task =>
{
val session = context.server.the_session(args.session_id)
Use_Theories.command(args, session, id = task.id, progress = task.progress)._1
})
}
}
object Purge_Theories extends Server.Command("purge_theories")
{
sealed case class Args(
session_id: UUID.T,
theories: List[String] = Nil,
master_dir: String = "",
all: Boolean = false)
def unapply(json: JSON.T): Option[Args] =
for {
session_id <- JSON.uuid(json, "session_id")
theories <- JSON.strings_default(json, "theories")
master_dir <- JSON.string_default(json, "master_dir")
all <- JSON.bool_default(json, "all")
}
yield { Args(session_id, theories = theories, master_dir = master_dir, all = all) }
def command(args: Args, session: Headless.Session)
: (JSON.Object.T, (List[Document.Node.Name], List[Document.Node.Name])) =
{
val (purged, retained) =
session.purge_theories(
theories = args.theories, master_dir = args.master_dir, all = args.all)
val result_json =
JSON.Object("purged" -> purged.map(_.json), "retained" -> retained.map(_.json))
(result_json, (purged, retained))
}
override val command_body: Server.Command_Body =
{ case (context, Purge_Theories(args)) =>
val session = context.server.the_session(args.session_id)
command(args, session)._1
}
}
}
class Server_Commands extends Server.Commands(
Server_Commands.Help,
Server_Commands.Echo,
Server_Commands.Cancel,
Server_Commands.Shutdown,
Server_Commands.Session_Build,
Server_Commands.Session_Start,
Server_Commands.Session_Stop,
Server_Commands.Use_Theories,
Server_Commands.Purge_Theories)
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