564 lines
17 KiB
Tcl
564 lines
17 KiB
Tcl
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#
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# Copyright 2005-2013 the Boeing Company.
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# See the LICENSE file included in this distribution.
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#
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# shows the Two-node Tool
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proc popupTwoNodeDialog { } {
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global twonodePID lastTwoNodeHop g_twoNodeSelect g_twoNodeSelectCallback
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markerOptions off
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set wi .twonodetool
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catch {destroy $wi}
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toplevel $wi
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wm transient $wi .
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wm resizable $wi 200 300
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wm title $wi "Two-node Tool"
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set twonodePID 0
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set lastTwoNodeHop ""
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set g_twoNodeSelect ""
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set g_twoNodeSelectCallback selectTwoNode_twonodetool
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global twoNode1 twoNode2
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frame $wi.e
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labelframe $wi.e.nodes -text "Nodes" -padx 4 -pady 4
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label $wi.e.nodes.srcl -text "source node"
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label $wi.e.nodes.dstl -text "destination node"
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radiobutton $wi.e.nodes.src -text " (none) " -variable g_twoNodeSelect \
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-value "$wi.e.nodes.src" -indicatoron off -activebackground green \
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-selectcolor green -padx 4 -pady 4
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radiobutton $wi.e.nodes.dst -text " (none) " -variable g_twoNodeSelect \
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-value "$wi.e.nodes.dst" -indicatoron off -activebackground red \
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-selectcolor red -padx 4 -pady 4
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label $wi.e.nodes.help -text "click to select nodes"
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pack $wi.e.nodes.srcl $wi.e.nodes.src $wi.e.nodes.dstl $wi.e.nodes.dst \
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-side left
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pack $wi.e.nodes.help -side left -padx 4 -pady 4
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pack $wi.e.nodes $wi.e -side top -fill x
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labelframe $wi.cmd -text "Command line"
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global twoNodeTool
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set twoNodeTool "traceroute"
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radiobutton $wi.cmd.trace -text "traceroute" -variable twoNodeTool \
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-value traceroute -command selectTwoNode_twonodetool
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radiobutton $wi.cmd.ping -text "ping" -variable twoNodeTool \
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-value ping -command selectTwoNode_twonodetool
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entry $wi.cmd.cmd -bg white -width 50
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pack $wi.cmd.trace $wi.cmd.ping $wi.cmd.cmd -side left -padx 4 -pady 4
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pack $wi.cmd -side top -fill x
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# results text box
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labelframe $wi.results -text "Command results"
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text $wi.results.text -bg white -width 80 -height 10 \
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-yscrollcommand "$wi.results.scroll set"
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scrollbar $wi.results.scroll -command "$wi.results.text yview"
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pack $wi.results.text -side left -fill both -expand true -padx 4 -pady 4
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pack $wi.results.scroll -side left -fill y -expand true -padx 4 -pady 4
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pack $wi.results -side top -expand true -fill both
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# buttons on the bottom
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frame $wi.butt -borderwidth 6
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button $wi.butt.run -text "Run" -command "runTwoNodeCommand $wi"
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button $wi.butt.cancel -text "Clear" -command "clearTwoNodeDialog $wi 0"
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button $wi.butt.close -text "Close" -command "clearTwoNodeDialog $wi 1"
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pack $wi.butt.run $wi.butt.cancel $wi.butt.close -side left
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pack $wi.butt -side bottom
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}
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#
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# reset the Two Node Tool window
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proc clearTwoNodeDialog { wi done} {
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global eid activetool twonodePID lastTwoNodeHop systype
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$wi.results.text delete 1.0 end
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clearLinkHighlights
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set lastTwoNodeHop ""
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set node [string trim [$wi.e.nodes.src cget -text]]
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if { $twonodePID > 0 } {
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set os [lindex $systype 0]
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set emul [getEmulPlugin $node]
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set emulation_type [lindex $emul 1]
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catch {
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if { $os == "FreeBSD" } {
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exec sudo kill -9 $twonodePID 2> /dev/null
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} else {
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exec kill -9 $twonodePID 2> /dev/null
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}
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}
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set twonodePID 0
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}
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if {$done} { ;# close Two Node window
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set activetool select
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.c delete withtag "twonode"
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destroy $wi
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}
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}
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#
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# called from editor.tcl:button1 when user clicks on a node
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# g_twoNodeSelect is the global variable of the radio button, whose value is
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# set to the name of the button control to modify
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proc selectTwoNode { node } {
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global activetool g_twoNodeSelect g_twoNodeSelectCallback
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if { ![winfo exists $g_twoNodeSelect] } { return }; # user has closed window
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set radius 30
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set color red
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catch {
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# works for radiobutton, but not ttk::checkbutton
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set color [$g_twoNodeSelect cget -selectcolor]
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}
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set deltags "twonode && twonode$g_twoNodeSelect"
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set tags "twonode $node twonode$g_twoNodeSelect"
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$g_twoNodeSelect configure -text " $node "
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drawNodeCircle $node $radius $color $tags $deltags
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eval $g_twoNodeSelectCallback
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set g_twoNodeSelect ""
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set activetool select; # allow moving nodes now
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}
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# draw a circle around a node
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proc drawNodeCircle { node radius color tags deltags } {
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set c .c
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if { $deltags != "" } { $c delete withtag $deltags }
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if { $node == "" } { return }
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set coords [getNodeCoords $node]
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set x [lindex $coords 0]
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set y [lindex $coords 1]
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set x1 [expr {$x-$radius}]; set x2 [expr {$x+$radius}];
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set y1 [expr {$y-$radius}]; set y2 [expr {$y+$radius}];
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$c create oval $x1 $y1 $x2 $y2 -width 5 -outline $color -tags $tags
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}
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#
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# generate a command line string for the two-node tool
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# called when tool or either node is selected
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proc selectTwoNode_twonodetool { } {
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global eid twoNodeTool
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set wi .twonodetool
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if { ![winfo exists $wi] } { return }; # user has closed window
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# get the tool and its options
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set tool $twoNodeTool
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set opts ""
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if {$twoNodeTool == "traceroute"} {
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set opts "-n -t 0"
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} elseif {$twoNodeTool == "ping"} {
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set opts "-R -n"
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}
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# get source node and destination ip address, if possible
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set src [string trim [$wi.e.nodes.src cget -text]]
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set dst "(none)"
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set node2 [string trim [$wi.e.nodes.dst cget -text]]
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if {$src != "(none)" && $node2 != "(none)"} {
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set dst [getDestinationAddress $src $node2]
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} else {
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$wi.cmd.cmd delete 0 end
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return
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}
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# erase existing command (edits are lost) and insert a new one
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global systype
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set os [lindex $systype 0]
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set emul [getEmulPlugin $src]
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set emulation_type [lindex $emul 1]
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if { $os == "Linux" } {
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if { $emulation_type == "openvz" } {
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set node_id [string range $src 1 end]
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incr node_id 1000
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set cmd "/usr/sbin/vzctl exec $node_id $tool $opts $dst"
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$wi.cmd.cmd delete 0 end
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$wi.cmd.cmd insert 0 $cmd
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return
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}
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}
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set cmd "$tool $opts $dst"
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set sock [lindex $emul 2]
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set flags 0x44;# set TTY, critical flags
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set exec_num [newExecCallbackRequest twonode]
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sendExecMessage $sock $src $cmd $exec_num $flags
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}
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#
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# return an IP address for node2; if node1 is directly connected, return the
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# address on that subnet, otherwise pick the first interface address
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proc getDestinationAddress { node1 node2 } {
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set ifc ""
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if {$node1 != "" && $node2 != ""} {
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set ifc [ifcByPeer $node2 $node1]; # node2 directly connected to node1?
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}
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if {$ifc == ""} {;# node not directly connected, pick first interface
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set ifc [lindex [ifcList $node2] 0]
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}
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if { $node2 == "" } { return "" }
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return "[lindex [split [getIfcIPv4addr $node2 $ifc] /] 0]"
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}
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#
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# callback when exec response is received
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proc exec_twonode_callback { node execnum execcmd execres execstatus } {
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set wi .twonodetool
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if { ![winfo exists $wi] } { return }
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set i [string first "&&" $execres]
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if { $i >= 0 } {
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incr i 3
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set execres [string range $execres $i end]
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}
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$wi.cmd.cmd delete 0 end
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$wi.cmd.cmd insert 0 $execres
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}
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#
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# run the command from the Two Node Tool window
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proc runTwoNodeCommand { wi } {
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global twoNodeTool node_list
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set c .c
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if { ![winfo exists $wi] } { return }; # user has closed window
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clearTwoNodeDialog $wi 0; # clean up any previous processes
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set node [string trim [$wi.e.nodes.src cget -text]]
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if { [lsearch $node_list $node] < 0 } { return }
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set cmd [$wi.cmd.cmd get]
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set tool $twoNodeTool
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# de-select
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$c dtag node selected
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$c delete -withtags selectmark
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$wi.results.text delete 1.0 end
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$wi.results.text insert end "$cmd\n"
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$wi.results.text see end
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after 100 doTwoNode $tool $node \"$cmd\"
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}
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#
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# dipatch command remotely or to fileevent handler
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proc doTwoNode { tool node cmd } {
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global eid twonodePID exec_servers lastTwoNodeHop
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set wi .twonodetool
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set lastTwoNodeHop $node
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if { $cmd == "" } { return }
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# local execution - uses file event handler
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set fileId [open "|$cmd" r]
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fconfigure $fileId -buffering line
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set twonodePID [pid $fileId]
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fileevent $fileId readable [list readTwoNodeStream $node $fileId $tool]
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}
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#
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# event handler for Two Node command pipe
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proc readTwoNodeStream { node fileId tool } {
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fileevent $fileId readable ""; # turn handler off
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set wi .twonodetool
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if {![winfo exists $wi]} {
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catch { close $fileId }
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return; # the window has been closed
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}
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if { ![eof $fileId] } {
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gets $fileId line
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$wi.results.text insert end "$line\n"
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$wi.results.text see end
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drawTwoNodeLine $node $line $tool
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update
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# reinstall event handler
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fileevent $fileId readable [list readTwoNodeStream $node $fileId $tool]
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} else {
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#set p [pid $fileId]
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$wi.results.text insert end "done.\n"
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$wi.results.text see end
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catch { close $fileId }
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update
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}
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}
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#
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# parse a line of trace/ping output and highlight the next hop
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proc drawTwoNodeLine { node line type } {
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global lastTwoNodeHop
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# parse the nexthop from raw input
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set nexthop ""
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if {$type == "traceroute"} {
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set tmp [string range $line 2 17]
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set nexthop [regexp -inline {[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+} $tmp]
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} elseif {$type == "ping"} {
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set first [string range $line 0 0]
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if {$first == "R"} { ;# RR: (reroute header)
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clearLinkHighlights ;# new route will be displayed, color old one?
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set tmp [string range $line 4 end]
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} elseif {$first == " " } { ;# tab character
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set tmp [string range $line 1 end]
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} else { ;# not reroute info
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set lastTwoNodeHop $node ;# need beginning node
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return
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}
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set nexthop [regexp -inline {[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+} $tmp]
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}
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if { $nexthop == "" } { return }; # garbage
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# search for hops matching this nexthop address
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set hops [findNextHops $lastTwoNodeHop $nexthop ""]
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if {[llength $hops] == 0} {
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puts "Couldn't highlight next hop: $nexthop";
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return
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}
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# highlight the path
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set a $lastTwoNodeHop
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foreach b $hops {
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highlightLink $a $b
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set a $b
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}
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set lastTwoNodeHop $b
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}
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#
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# search for a peer node having the nexthop address
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# lastnode parameter prevents infinite recursion
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proc findNextHops { node nexthop lastnode } {
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if { $node == "" } { return "" }; # initial lastTwoNodeHop value
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foreach ifc [ifcList $node] {
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set peer [peerByIfc $node $ifc]
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if { $peer == "" } { continue }
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if { $lastnode != "" && $peer == $lastnode } { continue };# no recursion
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set peertype [nodeType $peer]
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switch $peertype {
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lanswitch -
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hub -
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wlan {
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set hops [findNextHops $peer $nexthop $node]
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if { [llength $hops] > 0 } {
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# don't include wlan in list of hops
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if {$peertype == "wlan"} { return $hops }
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# include peer in list of hops
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return [linsert $hops 0 $peer]
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}
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}
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default {
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if { [nodeHasAddr $peer $nexthop] } { return $peer }
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}
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};# end switch
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}
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return ""
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}
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|
#
|
||
|
|
# returns 1 if node has address, 0 otherwise
|
||
|
|
# (getIfcByPeer and getIfcIPv4addr are not enough, since traceroute can report
|
||
|
|
# any of the peer's addresses)
|
||
|
|
proc nodeHasAddr { node addr } {
|
||
|
|
foreach ifc [ifcList $node] {
|
||
|
|
set nodeaddr [lindex [split [getIfcIPv4addr $node $ifc] /] 0]
|
||
|
|
if { $nodeaddr == $addr } {
|
||
|
|
return 1
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return 0
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# Highlight the link between two nodes
|
||
|
|
proc highlightLink { node1 node2 } {
|
||
|
|
global link_list
|
||
|
|
set hlink ""
|
||
|
|
|
||
|
|
set wlanlinks [.c find withtag "wlanlink && $node1 && $node2"]
|
||
|
|
if { $wlanlinks != "" } {
|
||
|
|
set hlink [lindex $wlanlinks 0]
|
||
|
|
} else {
|
||
|
|
set links [.c find withtag "link && $node1 && $node2"]
|
||
|
|
if { $links != "" } { set hlink [lindex $links 0] }
|
||
|
|
}
|
||
|
|
if { $hlink == "" } { return }
|
||
|
|
# don't mess with link width! labels will redraw vertically
|
||
|
|
.c itemconfigure "$hlink" -fill "#E4CF30" -width 5
|
||
|
|
update
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# Remove highlighting from all links
|
||
|
|
proc clearLinkHighlights { } {
|
||
|
|
global link_list defLinkColor
|
||
|
|
foreach link $link_list {
|
||
|
|
set limages [.c find withtag "link && $link"]
|
||
|
|
set limage1 [lindex $limages 0]
|
||
|
|
set tags [.c gettags $limage1]
|
||
|
|
set lnode1 [lindex $tags 2]
|
||
|
|
set lnode2 [lindex $tags 3]
|
||
|
|
set width [getLinkWidth $link]
|
||
|
|
set fill [getLinkColor $link]
|
||
|
|
.c itemconfigure "link && $link" -fill $fill -width $width
|
||
|
|
.c itemconfigure "linklabel && $link" -fill black
|
||
|
|
if { $lnode1 != "" && $link != "" } {
|
||
|
|
.c itemconfigure "interface && $lnode1 && $link" -fill black
|
||
|
|
}
|
||
|
|
if { $lnode2 != "" && $link != "" } {
|
||
|
|
.c itemconfigure "interface && $lnode2 && $link" -fill black
|
||
|
|
}
|
||
|
|
}
|
||
|
|
foreach wlanlink [.c find withtag wlanlink] {
|
||
|
|
set tags [.c gettags $wlanlink]
|
||
|
|
set wlan [lindex $tags 3]
|
||
|
|
set color [getWlanColor $wlan]
|
||
|
|
.c itemconfigure "$wlanlink" -fill $color -width 2
|
||
|
|
}
|
||
|
|
update
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# Boeing: shows the Two-node Tool
|
||
|
|
proc popupRunDialog { } {
|
||
|
|
global node_list activetool systype
|
||
|
|
|
||
|
|
set activetool select
|
||
|
|
markerOptions off
|
||
|
|
set wi .runtool
|
||
|
|
catch {destroy $wi}
|
||
|
|
toplevel $wi
|
||
|
|
|
||
|
|
wm transient $wi .
|
||
|
|
wm resizable $wi 200 300
|
||
|
|
wm title $wi "Run Tool"
|
||
|
|
|
||
|
|
global runnodelist
|
||
|
|
set runnodelist $node_list
|
||
|
|
|
||
|
|
labelframe $wi.n -text "Run on these nodes"
|
||
|
|
frame $wi.n.nodes
|
||
|
|
listbox $wi.n.nodes.nodes -width 15 -height 11 -selectmode extended \
|
||
|
|
-exportselection 0 \
|
||
|
|
-listvariable runnodelist -yscrollcommand "$wi.n.nodes.scroll set"
|
||
|
|
scrollbar $wi.n.nodes.scroll -command "$wi.n.nodes.nodes yview"
|
||
|
|
frame $wi.n.nodesel -height 5
|
||
|
|
button $wi.n.nodesel.all -text "all" \
|
||
|
|
-command "$wi.n.nodes.nodes selection set 0 end"
|
||
|
|
button $wi.n.nodesel.none -text "none" \
|
||
|
|
-command "$wi.n.nodes.nodes selection clear 0 end"
|
||
|
|
pack $wi.n.nodes.nodes $wi.n.nodes.scroll -side left -fill y -padx 4 -pady 4
|
||
|
|
pack $wi.n.nodesel.all $wi.n.nodesel.none -side left -padx 4 -pady 4
|
||
|
|
pack $wi.n.nodes -side top -expand true -fill both
|
||
|
|
pack $wi.n.nodesel -side bottom -fill x
|
||
|
|
pack $wi.n -side right -fill both
|
||
|
|
|
||
|
|
$wi.n.nodes.nodes selection set 0 end ;# select all
|
||
|
|
|
||
|
|
labelframe $wi.cmd -text "Command line"
|
||
|
|
entry $wi.cmd.cmd -bg white -width 50
|
||
|
|
pack $wi.cmd.cmd -side left -padx 4 -pady 4
|
||
|
|
pack $wi.cmd -side top -fill x
|
||
|
|
|
||
|
|
set cmd "ps ax"
|
||
|
|
set os [lindex $systype 0]
|
||
|
|
# TODO: use CORE API Execute message for all cases
|
||
|
|
if { $os == "Linux" } {
|
||
|
|
set emulation_type [lindex [getEmulPlugin "*"] 1]
|
||
|
|
if { $emulation_type == "openvz" } {
|
||
|
|
set cmd "/usr/sbin/vzctl exec NODE $cmd"
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$wi.cmd.cmd insert 0 $cmd
|
||
|
|
|
||
|
|
# results text box
|
||
|
|
labelframe $wi.results -text "Command results"
|
||
|
|
text $wi.results.text -bg white -width 80 -height 10 \
|
||
|
|
-yscrollcommand "$wi.results.scroll set"
|
||
|
|
scrollbar $wi.results.scroll -command "$wi.results.text yview"
|
||
|
|
pack $wi.results.text -side left -fill both -expand true -padx 4 -pady 4
|
||
|
|
pack $wi.results.scroll -side left -fill y -padx 4 -pady 4
|
||
|
|
pack $wi.results -side top -expand true -fill both
|
||
|
|
|
||
|
|
# buttons on the bottom
|
||
|
|
frame $wi.butt -borderwidth 6
|
||
|
|
button $wi.butt.run -text "Run" -command "runToolCommand $wi \"\""
|
||
|
|
button $wi.butt.close -text "Close" -command "destroy $wi"
|
||
|
|
pack $wi.butt.run $wi.butt.close -side left
|
||
|
|
pack $wi.butt -side bottom
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# run the command from the Run Tool window
|
||
|
|
proc runToolCommand { wi node } {
|
||
|
|
global node_list eid systype
|
||
|
|
set c .c
|
||
|
|
|
||
|
|
if { ![winfo exists $wi] } { return }; # user has closed window
|
||
|
|
|
||
|
|
# start running commands
|
||
|
|
if { $node == "" } {
|
||
|
|
$wi.results.text delete 1.0 end
|
||
|
|
set selected [$wi.n.nodes.nodes curselection]
|
||
|
|
if { [llength $selected] == 0 } {
|
||
|
|
$wi.results.text insert end "No nodes are selected. Highlight one or more nodes on the right and try again."
|
||
|
|
return
|
||
|
|
}
|
||
|
|
set node [lindex $node_list [lindex $selected 0]]
|
||
|
|
after 100 runToolCommand $wi $node; # callback for starting node
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
set next ""
|
||
|
|
set getnext 0
|
||
|
|
foreach i [$wi.n.nodes.nodes curselection] { ;# find the next node
|
||
|
|
set n [lindex $node_list $i]
|
||
|
|
if {$n == $node } {
|
||
|
|
set getnext 1
|
||
|
|
} elseif { $getnext == 1 } {
|
||
|
|
# only run commands on router/pc/host nodes
|
||
|
|
if {[lsearch {router pc host} [nodeType $n]] < 0} { continue }
|
||
|
|
set next $n
|
||
|
|
break
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# build the command (replace NODE with node name)
|
||
|
|
set cmd [$wi.cmd.cmd get]
|
||
|
|
set i [string first "NODE" $cmd]
|
||
|
|
set os [lindex $systype 0]
|
||
|
|
set node_id $node
|
||
|
|
$wi.results.text insert end "> $cmd\n"
|
||
|
|
$wi.results.text see end
|
||
|
|
update
|
||
|
|
|
||
|
|
# run the command via Execute API message
|
||
|
|
set exec_num [newExecCallbackRequest runtool]
|
||
|
|
set plugin [getEmulPlugin $node]
|
||
|
|
set emulation_sock [lindex $plugin 2]
|
||
|
|
sendExecMessage $emulation_sock $node $cmd $exec_num 0x30
|
||
|
|
|
||
|
|
if { $next != "" } {
|
||
|
|
runToolCommand $wi $next; # callback for next node in list
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# callback after receiving exec message response
|
||
|
|
proc exec_runtool_callback { node execnum cmd result status } {
|
||
|
|
set wi .runtool
|
||
|
|
|
||
|
|
if { ![winfo exists $wi] } { return }; # user has closed window
|
||
|
|
|
||
|
|
$wi.results.text insert end "> $node > $cmd:\n"
|
||
|
|
$wi.results.text insert end "$result\n"
|
||
|
|
$wi.results.text see end
|
||
|
|
}
|
||
|
|
|