[25] | 1 | # This file contains Tcl code to implement a remote server that can be |
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| 2 | # used during testing of Tcl socket code. This server is used by some |
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| 3 | # of the tests in socket.test. |
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| 4 | # |
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| 5 | # Source this file in the remote server you are using to test Tcl against. |
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| 6 | # |
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| 7 | # Copyright (c) 1995-1996 Sun Microsystems, Inc. |
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| 8 | # |
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| 9 | # See the file "license.terms" for information on usage and redistribution |
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| 10 | # of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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| 11 | # |
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| 12 | # RCS: @(#) $Id: remote.tcl,v 1.3 1999/04/16 00:47:33 stanton Exp $ |
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| 13 | |
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| 14 | # Initialize message delimitor |
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| 15 | |
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| 16 | # Initialize command array |
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| 17 | catch {unset command} |
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| 18 | set command(0) "" |
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| 19 | set callerSocket "" |
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| 20 | |
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| 21 | # Detect whether we should print out connection messages etc. |
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| 22 | if {![info exists VERBOSE]} { |
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| 23 | set VERBOSE 0 |
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| 24 | } |
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| 25 | |
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| 26 | proc __doCommands__ {l s} { |
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| 27 | global callerSocket VERBOSE |
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| 28 | |
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| 29 | if {$VERBOSE} { |
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| 30 | puts "--- Server executing the following for socket $s:" |
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| 31 | puts $l |
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| 32 | puts "---" |
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| 33 | } |
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| 34 | set callerSocket $s |
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| 35 | if {[catch {uplevel #0 $l} msg]} { |
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| 36 | list error $msg |
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| 37 | } else { |
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| 38 | list success $msg |
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| 39 | } |
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| 40 | } |
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| 41 | |
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| 42 | proc __readAndExecute__ {s} { |
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| 43 | global command VERBOSE |
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| 44 | |
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| 45 | set l [gets $s] |
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| 46 | if {[string compare $l "--Marker--Marker--Marker--"] == 0} { |
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| 47 | if {[info exists command($s)]} { |
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| 48 | puts $s [list error incomplete_command] |
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| 49 | } |
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| 50 | puts $s "--Marker--Marker--Marker--" |
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| 51 | return |
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| 52 | } |
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| 53 | if {[string compare $l ""] == 0} { |
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| 54 | if {[eof $s]} { |
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| 55 | if {$VERBOSE} { |
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| 56 | puts "Server closing $s, eof from client" |
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| 57 | } |
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| 58 | close $s |
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| 59 | } |
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| 60 | return |
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| 61 | } |
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| 62 | append command($s) $l "\n" |
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| 63 | if {[info complete $command($s)]} { |
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| 64 | set cmds $command($s) |
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| 65 | unset command($s) |
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| 66 | puts $s [__doCommands__ $cmds $s] |
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| 67 | } |
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| 68 | if {[eof $s]} { |
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| 69 | if {$VERBOSE} { |
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| 70 | puts "Server closing $s, eof from client" |
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| 71 | } |
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| 72 | close $s |
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| 73 | } |
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| 74 | } |
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| 75 | |
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| 76 | proc __accept__ {s a p} { |
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| 77 | global VERBOSE |
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| 78 | |
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| 79 | if {$VERBOSE} { |
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| 80 | puts "Server accepts new connection from $a:$p on $s" |
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| 81 | } |
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| 82 | fileevent $s readable [list __readAndExecute__ $s] |
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| 83 | fconfigure $s -buffering line -translation crlf |
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| 84 | } |
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| 85 | |
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| 86 | set serverIsSilent 0 |
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| 87 | for {set i 0} {$i < $argc} {incr i} { |
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| 88 | if {[string compare -serverIsSilent [lindex $argv $i]] == 0} { |
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| 89 | set serverIsSilent 1 |
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| 90 | break |
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| 91 | } |
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| 92 | } |
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| 93 | if {![info exists serverPort]} { |
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| 94 | if {[info exists env(serverPort)]} { |
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| 95 | set serverPort $env(serverPort) |
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| 96 | } |
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| 97 | } |
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| 98 | if {![info exists serverPort]} { |
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| 99 | for {set i 0} {$i < $argc} {incr i} { |
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| 100 | if {[string compare -port [lindex $argv $i]] == 0} { |
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| 101 | if {$i < [expr $argc - 1]} { |
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| 102 | set serverPort [lindex $argv [expr $i + 1]] |
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| 103 | } |
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| 104 | break |
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| 105 | } |
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| 106 | } |
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| 107 | } |
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| 108 | if {![info exists serverPort]} { |
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| 109 | set serverPort 2048 |
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| 110 | } |
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| 111 | |
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| 112 | if {![info exists serverAddress]} { |
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| 113 | if {[info exists env(serverAddress)]} { |
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| 114 | set serverAddress $env(serverAddress) |
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| 115 | } |
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| 116 | } |
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| 117 | if {![info exists serverAddress]} { |
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| 118 | for {set i 0} {$i < $argc} {incr i} { |
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| 119 | if {[string compare -address [lindex $argv $i]] == 0} { |
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| 120 | if {$i < [expr $argc - 1]} { |
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| 121 | set serverAddress [lindex $argv [expr $i + 1]] |
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| 122 | } |
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| 123 | break |
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| 124 | } |
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| 125 | } |
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| 126 | } |
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| 127 | if {![info exists serverAddress]} { |
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| 128 | set serverAddress 0.0.0.0 |
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| 129 | } |
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| 130 | |
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| 131 | if {$serverIsSilent == 0} { |
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| 132 | set l "Remote server listening on port $serverPort, IP $serverAddress." |
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| 133 | puts "" |
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| 134 | puts $l |
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| 135 | for {set c [string length $l]} {$c > 0} {incr c -1} {puts -nonewline "-"} |
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| 136 | puts "" |
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| 137 | puts "" |
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| 138 | puts "You have set the Tcl variables serverAddress to $serverAddress and" |
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| 139 | puts "serverPort to $serverPort. You can set these with the -address and" |
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| 140 | puts "-port command line options, or as environment variables in your" |
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| 141 | puts "shell." |
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| 142 | puts "" |
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| 143 | puts "NOTE: The tests will not work properly if serverAddress is set to" |
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| 144 | puts "\"localhost\" or 127.0.0.1." |
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| 145 | puts "" |
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| 146 | puts "When you invoke tcltest to run the tests, set the variables" |
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| 147 | puts "remoteServerPort to $serverPort and remoteServerIP to" |
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| 148 | puts "[info hostname]. You can set these as environment variables" |
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| 149 | puts "from the shell. The tests will not work properly if you set" |
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| 150 | puts "remoteServerIP to \"localhost\" or 127.0.0.1." |
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| 151 | puts "" |
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| 152 | puts -nonewline "Type Ctrl-C to terminate--> " |
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| 153 | flush stdout |
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| 154 | } |
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| 155 | |
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| 156 | if {[catch {set serverSocket \ |
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| 157 | [socket -myaddr $serverAddress -server __accept__ $serverPort]} msg]} { |
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| 158 | puts "Server on $serverAddress:$serverPort cannot start: $msg" |
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| 159 | } else { |
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| 160 | vwait __server_wait_variable__ |
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| 161 | } |
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