66347
|
1 |
/* Title: Pure/Tools/server.scala
|
|
2 |
Author: Makarius
|
|
3 |
|
|
4 |
Resident Isabelle servers.
|
|
5 |
*/
|
|
6 |
|
|
7 |
package isabelle
|
|
8 |
|
|
9 |
|
|
10 |
import java.util.UUID
|
|
11 |
import java.net.{ServerSocket, InetAddress}
|
|
12 |
|
|
13 |
|
|
14 |
object Server
|
|
15 |
{
|
|
16 |
/* per-user servers */
|
|
17 |
|
|
18 |
object Data
|
|
19 |
{
|
|
20 |
val database = Path.explode("$ISABELLE_HOME_USER/server.db")
|
|
21 |
|
|
22 |
val server_name = SQL.Column.string("server_name", primary_key = true)
|
|
23 |
val server_port = SQL.Column.int("server_port")
|
|
24 |
val password = SQL.Column.string("password")
|
|
25 |
val table = SQL.Table("isabelle_servers", List(server_name, server_port, password))
|
|
26 |
|
|
27 |
sealed case class Entry(server_name: String, server_port: Int, password: String)
|
|
28 |
{
|
|
29 |
def address: String = "127.0.0.1:" + server_port
|
|
30 |
}
|
|
31 |
}
|
|
32 |
|
|
33 |
def list(): List[Data.Entry] =
|
|
34 |
using(SQLite.open_database(Data.database))(list(_))
|
|
35 |
|
|
36 |
def list(db: SQLite.Database): List[Data.Entry] =
|
|
37 |
if (db.tables.contains(Data.table.name)) {
|
|
38 |
db.using_statement(Data.table.select())(stmt =>
|
|
39 |
stmt.execute_query().iterator(res =>
|
|
40 |
Data.Entry(
|
|
41 |
res.string(Data.server_name),
|
|
42 |
res.int(Data.server_port),
|
|
43 |
res.string(Data.password))).toList.sortBy(_.server_name))
|
|
44 |
}
|
|
45 |
else Nil
|
|
46 |
|
|
47 |
def find(db: SQLite.Database, name: String): Option[Data.Entry] =
|
|
48 |
list(db).find(entry => entry.server_name == name)
|
|
49 |
|
|
50 |
def start(name: String = "", port: Int = 0): (Data.Entry, Boolean) =
|
|
51 |
{
|
|
52 |
using(SQLite.open_database(Data.database))(db =>
|
|
53 |
db.transaction {
|
|
54 |
find(db, name) match {
|
|
55 |
case Some(entry) => (entry, false)
|
|
56 |
case None =>
|
|
57 |
val socket = new ServerSocket(port, 50, InetAddress.getByName("127.0.0.1"))
|
|
58 |
val server = new Server(socket)
|
|
59 |
val entry = Data.Entry(name, server.port, server.password)
|
|
60 |
|
|
61 |
Isabelle_System.bash("chmod 600 " + File.bash_path(Data.database)).check
|
|
62 |
db.create_table(Data.table)
|
|
63 |
db.using_statement(Data.table.insert())(stmt =>
|
|
64 |
{
|
|
65 |
stmt.string(1) = entry.server_name
|
|
66 |
stmt.int(2) = entry.server_port
|
|
67 |
stmt.string(3) = entry.password
|
|
68 |
stmt.execute()
|
|
69 |
})
|
|
70 |
(entry, true)
|
|
71 |
}
|
|
72 |
})
|
|
73 |
}
|
|
74 |
|
|
75 |
def stop(name: String = ""): Boolean =
|
|
76 |
{
|
|
77 |
using(SQLite.open_database(Data.database))(db =>
|
|
78 |
db.transaction {
|
|
79 |
find(db, name) match {
|
|
80 |
case Some(entry) =>
|
|
81 |
// FIXME shutdown server
|
|
82 |
db.using_statement(Data.table.delete(Data.server_name.where_equal(name)))(_.execute)
|
|
83 |
true
|
|
84 |
case None =>
|
|
85 |
false
|
|
86 |
}
|
|
87 |
})
|
|
88 |
}
|
|
89 |
|
|
90 |
|
|
91 |
/* Isabelle tool wrapper */
|
|
92 |
|
|
93 |
val isabelle_tool =
|
|
94 |
Isabelle_Tool("server", "manage resident Isabelle servers", args =>
|
|
95 |
{
|
|
96 |
var list_servers = false
|
|
97 |
|
|
98 |
val getopts =
|
|
99 |
Getopts("""
|
|
100 |
Usage: isabelle server [OPTIONS]
|
|
101 |
|
|
102 |
Options are:
|
|
103 |
-l list servers
|
|
104 |
|
|
105 |
Manage resident Isabelle servers.
|
|
106 |
""",
|
|
107 |
"l" -> (_ => list_servers = true))
|
|
108 |
|
|
109 |
val more_args = getopts(args)
|
|
110 |
if (more_args.nonEmpty || !list_servers) getopts.usage()
|
|
111 |
|
|
112 |
if (list_servers) list().foreach(entry =>
|
|
113 |
Console.println("server " + quote(entry.server_name) + " = " + entry.address +
|
|
114 |
" (password " + quote(entry.password) + ")"))
|
|
115 |
})
|
|
116 |
}
|
|
117 |
|
|
118 |
class Server private(val socket: ServerSocket)
|
|
119 |
{
|
|
120 |
def port: Int = socket.getLocalPort
|
|
121 |
val password = UUID.randomUUID().toString
|
|
122 |
}
|