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|
$NetBSD: patch-ad,v 1.2 1998/08/07 11:10:55 agc Exp $
--- ../tkined/apps/ip_discover.tcl Thu Sep 12 22:01:03 1996
+++ ../tkined/apps/ip_discover.tcl Thu Mar 6 17:11:38 1997
@@ -21,6 +21,17 @@
IpInit IP-Discover
##
+## Mapping sysObjectID to icons
+##
+
+set sysid2icon(1.3.6.1.4.1.311.1.1.3.1) pc.xbm
+set sysid2icon(1.3.6.1.4.1.9.1) cisco.xbm
+set sysid2icon(1.3.6.1.4.1.11.2.3.9.1) laser.xbm
+set sysid2icon(1.3.6.1.4.1.75.5.80.1.1) concent.xbm
+set sysid2icon(1.3.6.1.4.10.250.8) unixpc.xbm
+set sysid2icon(1.3.6.1.4.1.42.2) SUN-Server.xbm
+
+##
## These are the global parameters that control the discovering
## process. They are manipulated by the "Discover Parameter" proc.
##
@@ -30,7 +41,15 @@
set columns 16
set report true
set debug false
-
+set communities {public private}
+set suppresdomain {.foo.bar.com}
+set parallel 10
+
+for {set i 1} {$i < 32} {incr i} {
+ set a [expr 0xffffffff << $i]
+ set b [expr ($a >> 24) & 0xff].[expr ($a >> 16) & 0xff].[expr ($a >> 8) & 0xff].[expr ($a) & 0xff]
+ set subnetbits($b) /[expr 32-$i]
+}
##
## During our icmp fire, we build up the following tables.
@@ -48,13 +67,30 @@
##
##
+## We want to do things in parallel, so this procedure comes handy
+##
+
+proc forsome {var count list code} {
+ upvar 1 $var sublist
+ set rel [expr $count - 1]
+ while {[llength $list]} {
+ set sublist [lrange $list 0 $rel]
+ uplevel 1 "$code"
+ set list [lrange $list $count end]
+ }
+}
+
+##
## Reset the global tables. This is now called before we start anything
## else to recover from abnormal terminated runs.
##
proc reset {} {
- catch {
- unset nodes networks links ids trace mask fip name address gateways
+ foreach i {
+ nodes networks links ids trace mask fip name address gateways snmp
+ icon } {
+ global $i
+ catch "unset $i"
}
}
@@ -146,20 +182,23 @@
##
proc netping { network } {
+ global parallel
set result ""
+ set res ""
if {[regexp "^\[0-9\]+\.\[0-9\]+\.\[0-9\]+$" $network] > 0} {
set hosts ""
for {set a4 1} {$a4<255} {incr a4} {
- append hosts " $network.$a4"
+ lappend hosts "$network.$a4"
}
- set result [icmp echo $hosts]
- }
- set res ""
- foreach pr $result {
- set pr_ip [lindex $pr 0]
- set pr_time [lindex $pr 1]
- if {$pr_time>=0} {
- lappend res $pr_ip
+ forsome lst $parallel $hosts {
+ debug "** ping $lst"
+ foreach pr [icmp echo $lst] {
+ set pr_ip [lindex $pr 0]
+ set pr_time [lindex $pr 1]
+ if {$pr_time>=0} {
+ lappend res $pr_ip
+ }
+ }
}
}
return $res
@@ -246,13 +285,13 @@
}
##
-## Get a trace of the routes to very node. Store them in the global
+## Get a trace of the routes to every node. Store them in the global
## array trace. If we find nodes that were not discovered using the
## icmp fire, put them in the global table.
##
proc discover_traces {} {
- global ids nodes trace address
+ global ids nodes trace address parallel
set count 0
set start [clock seconds]
@@ -260,19 +299,14 @@
foreach id [array names nodes] {
set ip $address($id)
lappend addrs $ip
- if {[llength $addrs] > 255} {
- foreach route [trace_route $addrs] {
- set id $ids([lindex $route 0])
- set trace($id) [lindex $route 1]
- incr count
- }
- set addrs ""
- }
}
- foreach route [trace_route $addrs] {
- set id $ids([lindex $route 0])
- set trace($id) [lindex $route 1]
- incr count
+ forsome lst $parallel $addrs {
+ debug "** trace $lst"
+ foreach route [trace_route $lst] {
+ set id $ids([lindex $route 0])
+ set trace($id) [lindex $route 1]
+ incr count
+ }
}
# add new discovered nodes to the global tables
@@ -301,26 +335,22 @@
##
proc discover_masks {} {
- global nodes ids mask address
+ global nodes ids mask address parallel
set count 0
set start [clock seconds]
set addrs ""
foreach id [array names nodes] {
+ if {[info exists mask($id)]} continue
lappend addrs $address($id)
- if {[llength $addrs] > 255} {
- foreach ipmask [icmp mask $addrs] {
- set id $ids([lindex $ipmask 0])
- set mask($id) [lindex $ipmask 1]
- incr count
- }
- set addrs ""
- }
}
- foreach ipmask [icmp mask $addrs] {
- set id $ids([lindex $ipmask 0])
- set mask($id) [lindex $ipmask 1]
- incr count
+ forsome lst $parallel $addrs {
+ debug "** masks $lst"
+ foreach ipmask [icmp mask $lst] {
+ set id $ids([lindex $ipmask 0])
+ set mask($id) [lindex $ipmask 1]
+ incr count
+ }
}
writeln "$count netmasks queried in [expr {[clock seconds]-$start}] seconds."
flush stdout
@@ -334,31 +364,101 @@
## ===========================================================================
##
-proc discover_snmp_callback {id s e} {
- global snmp
+proc discover_snmp_callback {id s e {v ""}} {
+ global snmp icon sysid2icon
if {$e == "noError"} {
set snmp($id) [$s configure]
+ foreach i [array names sysid2icon] {
+ if {[string first $i [lindex $v 2]] == 0} {
+ set icon($id) $sysid2icon($i)
+ }
+ }
+ debug $v
}
$s destroy
}
proc discover_snmp {} {
- global nodes address snmp
- global icmp_retries icmp_timeout
+ global nodes address snmp communities ids parallel
+ global icmp_retries icmp_timeout mask gateways icon
+
set start [clock seconds]
mib load rfc1213.mib
- foreach id [array names nodes] {
- set ip $address($id)
- if {[catch {snmp session -address $ip \
- -retries $icmp_retries -timeout $icmp_timeout} s]} continue
+ foreach com $communities {
+ debug "** Looking for community $com"
+ set ips ""
+ foreach id [array names nodes] {
+ if {[info exists snmp($id)]} continue
+ lappend ips $address($id)
+ }
+ forsome ipl $parallel $ips {
+ debug "** snmp community $com $ipl"
+ foreach ip $ipl {
+ if {[catch {snmp session -address $ip -community $com \
+ -retries $icmp_retries -timeout $icmp_timeout} s]} continue
+ if {[catch {
+ $s get sysObjectID.0 "discover_snmp_callback $ids($ip) %S %E %V"
+ } msg]} {
+ writeln "Oops: $ip get sysObjectID.0: $msg"
+ }
+ update
+ snmp wait
+ }
+ }
+ }
+ foreach i [array names snmp] {
+ set s [eval snmp session $snmp($i)]
+ set l ""
+ catch {unset ifstate}
+ debug "** Walk [$s configure]"
+ if {[catch {$s walk x "ifIndex ifAdminStatus" {
+ set ifstate([lindex [lindex $x 0] 2]) [lindex [lindex $x 1] 2]
+ } } msg]} {
+ writeln "Oops: $msg from $s"
+ continue
+ }
if {[catch {
- $s get sysObjectID.0 [list discover_snmp_callback $id "%S" "%E"]
- } msg]} {
- writeln "Oops: $ip get sysObjectID.0: $msg"
+ $s walk x "ipAdEntAddr ipAdEntNetMask ipAdEntIfIndex" {
+ set a [lindex [lindex $x 0] 2]
+ if {$a == "0.0.0.0"} continue
+ if {$a == "1.1.1.1"} continue
+ if {$a == "127.0.0.1"} continue
+ set if [lindex [lindex $x 2] 2]
+ if {$ifstate($if) != "up"} continue
+ lappend l $a
+ set m [lindex [lindex $x 1] 2]
+ if {$a == $address($i)} {
+ set mask($i) $m
+ } elseif {![info exists ids($a)]} {
+ create_node $a
+ set j $ids($a)
+ set mask($j) $m
+ set snmp($j) $snmp($i)
+ if {[info exists icon($i)]} {
+debug "** id $j $a/$m icon $icon($i)"
+ set icon($j) $icon($i)
+ }
+ debug "** New interface: $j $a $m"
+ }
+ } } msg]} {
+ writeln "Oops: $msg from $s"
+ continue
+ }
+
+ if {[llength $l] > 1} {
+ foreach j $l {
+ set ll "$j"
+ foreach k $l {
+ if {$k != $j} {
+ lappend ll "$k"
+ }
+ }
+ set gateways($ids($j)) $ll
+ }
}
- update
+ $s destroy
}
- snmp wait
+
set count [llength [array names snmp]]
writeln "$count snmp agents queried in [expr {[clock seconds]-$start}] seconds."
flush stdout
@@ -380,33 +480,26 @@
##
proc discover_fips {} {
- global nodes ids fip address
+ global nodes ids fip address parallel
set count 0
set start [clock seconds]
set addrs ""
- set idlist ""
+ set idx 0
foreach id [array names nodes] {
lappend addrs $address($id)
- lappend idlist $id
- if {[llength $addrs] > 255} {
- set idx 0
- foreach ipfip [icmp ttl 32 $addrs] {
- set id [lindex $idlist $idx]
- set fip($id) [lindex $ipfip 0]
- incr count
- incr idx
- }
- set addrs ""
- set idlist ""
- }
+ set idlist($idx) $id
+ incr idx
}
set idx 0
- foreach ipfip [icmp ttl 32 $addrs] {
- set id [lindex $idlist $idx]
- set fip($id) [lindex $ipfip 0]
- incr count
- incr idx
+ forsome lst $parallel $addrs {
+ debug "** fips $lst"
+ foreach ipfip [icmp ttl 32 $lst] {
+ set id $idlist($idx)
+ set fip($id) [lindex $ipfip 0]
+ incr count
+ incr idx
+ }
}
writeln "$count ip addresses queried in [expr {[clock seconds]-$start}] seconds."
flush stdout
@@ -513,6 +606,7 @@
foreach id [array names nodes] {
set ip $address($id)
set netmask $mask($id)
+ if {$netmask == "0.0.0.0"} continue;
# Get the official network for this node.
@@ -526,22 +620,25 @@
D { set bytes "" }
}
set net [join $bytes .]
- if {![info exists table($net)]} { set table($net) $mmm }
+
+debug ">> $ip $netmask $net $mmm"
+
+ #if {![info exists table($net)]} { set table($net) $mmm }
# Sanity check for incorrect netmasks. Netmasks wider than
# the official network type don't make any sense. Ignore
# problems that are due to the loopback mask of the localhost.
- if {$netmask == "0.0.0.0"} continue;
if { [ip_network $net $netmask] != $net } {
if {![catch {nslook [exec hostname]} localhost]} {
if {[string trim $localhost] == $ip} continue
}
- set txt "Please check the netmask $netmask for $ip on class $class network $net."
+ set txt "Please check the netmask $netmask for $ip on network $net."
ined acknowledge $txt
if {$report == "true"} {
writeln $txt
}
+ set mask($id) "0.0.0.0"
continue
}
@@ -550,6 +647,21 @@
set subnet [ip_network $ip $netmask]
if {![info exists table($subnet)]} { set table($subnet) $netmask }
}
+ foreach id [array names nodes] {
+ set ip $address($id)
+ set netmask $mask($id)
+ if {$netmask != "0.0.0.0"} continue;
+
+debug "))) $ip $netmask $mmm"
+ foreach net [array names table] {
+ if {[ip_ismember $ip $net [lindex $table($net) 0]]} {
+ set mask($id) $table($net)
+debug "=== $ip $mask($id) $net "
+ break
+ }
+ }
+
+ }
if {[info exist table]} {
@@ -618,6 +730,7 @@
incr cons
}
}
+ writeln "Network $net ($pros, $cons, $unk)."
if {$cons > $pros} {
set res [ined confirm \
"The majority ($cons : $pros) of nodes on network $net have wide netmasks." \
@@ -745,6 +858,7 @@
writeln "$count gateways discovered in [expr {[clock seconds]-$start}] seconds."
flush stdout
+
}
@@ -863,7 +977,7 @@
##
proc merge_gateways {} {
- global ids nodes networks links gateways address name
+ global ids nodes networks links gateways address name snmp
set count 0
set start [clock seconds]
@@ -871,7 +985,10 @@
debug "** entering merge_gateways"
foreach id [array names gateways] {
- if {[llength $gateways($id)] < 2} continue
+ if {[llength $gateways($id)] < 2} {
+ unset gateways($id)
+ continue
+ }
debug "** gateways ($id) :\t $gateways($id)"
}
@@ -888,8 +1005,6 @@
foreach id [array names gateways] {
- if {[llength $gateways($id)] < 2} continue
-
set myip [lindex $gateways($id) 0]
if {[info exists done($myip)]} {
debug "** $myip skipped - $myip is already done"
@@ -952,12 +1067,16 @@
# addresses for which there is no id. We get such beasts
# when checking the returned udp address.
- if {![info exists ids($ip)]} continue
-
+ if {![info exists ids($ip)]} {
+ writeln "skipping $ip for reasons we don't understand"
+ continue
+ }
+
set rid $ids($ip)
catch {unset nodes($rid)}
catch {unset address($rid)}
catch {unset name($rid)}
+ catch {unset snmp($rid)}
# Adjust the links pointing to rid.
@@ -997,7 +1116,8 @@
##
proc talk_to_ined {} {
- global nodes networks links address snmp name
+ global nodes networks links address snmp name gateways subnetbits
+ global suppresdomain icon
set count 0
set start [clock seconds]
@@ -1018,6 +1138,9 @@
NODE {
set addr [GetIpAddress $comp]
set id_by_addr($addr) $id
+ foreach a [ined attribute $id "allIP"] {
+ set id_by_addr($a) $id
+ }
}
NETWORK {
set id_by_addr([ined address $comp]) $id
@@ -1045,13 +1168,22 @@
if {[info exists id_by_addr($ip)]} {
set ined_id($id) $id_by_addr($ip)
} else {
+ set nm "[lindex $name($id) 0]"
+ regsub "\(.*\)$suppresdomain\$" "$nm" {\1} nm
set ined_id($id) [ined -noupdate create NODE]
ined -noupdate address $ined_id($id) $ip
- ined -noupdate name $ined_id($id) "[lindex $name($id) 0]"
+ ined -noupdate name $ined_id($id) "$nm"
ined -noupdate label $ined_id($id) name
ined -noupdate move $ined_id($id) [nextx] [nexty]
if {[info exists snmp($id)]} {
ined -noupdate attribute $ined_id($id) "SNMP:Config" $snmp($id)
+ ined -noupdate color $ined_id($id) brown
+ }
+ if {[info exists icon($id)]} {
+ ined -noupdate icon $ined_id($id) $icon($id)
+ }
+ if {[info exists gateways($id)]} {
+ ined -noupdate attribute $ined_id($id) "allIP" $gateways($id)
}
set id_by_addr($ip) $ined_id($id)
incr count
@@ -1074,11 +1206,12 @@
if {[info exists id_by_addr($ip)]} {
set ined_id($id) $id_by_addr($ip)
} else {
- set ined_id($id) [ined -noupdate create NETWORK 0 0 300 0]
- ined -noupdate name $ined_id($id) "$ip $type"
+ set ined_id($id) [ined -noupdate create NETWORK 0 0 100 0]
+ ined -noupdate name $ined_id($id) "$ip$subnetbits($networks($id))"
ined -noupdate address $ined_id($id) $ip
ined -noupdate label $ined_id($id) name
ined -noupdate move $ined_id($id) [nextx] [nexty]
+ ined -noupdate attribute $ined_id($id) "netmask" $networks($id)
set id_by_addr($ip) $ined_id($id)
incr count
}
@@ -1125,7 +1258,7 @@
proc "Discover IP Network" {list} {
- global nodes networks links ids trace mask fip name address gateways
+ global nodes networks links ids trace mask fip name address gateways snmp
static nets
reset
@@ -1171,15 +1304,16 @@
foreach network $nets { discover_nodes $network }
if {[info exists nodes]} {
discover_traces
- discover_masks
discover_snmp
+ discover_masks
discover_fips
discover_networks
discover_gateways
discover_links
merge_gateways
talk_to_ined
- unset nodes networks links ids trace mask fip name address
+ catch {unset nodes networks links ids trace mask fip name address}
+ catch {unset snmp}
catch {unset gateways}
}
@@ -1195,7 +1329,7 @@
proc "Discover Route" {list} {
- global nodes networks links ids trace mask fip name address gateways
+ global nodes networks links ids trace mask fip name address gateways snmp
static ips
reset
@@ -1249,8 +1383,8 @@
if {[info exists nodes]} {
discover_traces
- discover_masks
discover_snmp
+ discover_masks
discover_fips
discover_networks
discover_gateways
@@ -1259,6 +1393,7 @@
talk_to_ined
unset nodes networks links ids trace mask fip name address
catch {unset gateways}
+ catch {unset snmp}
}
@@ -1276,6 +1411,9 @@
global email_trace
global report
global debug
+ global communities
+ global suppresdomain
+ global parallel
set result [ined request "IP-Discover Parameter" \
[list [list "# of ICMP retries:" $icmp_retries scale 1 10] \
@@ -1287,7 +1425,10 @@
[list "Nodes per row:" $columns scale 10 40] \
[list "Email Discover Routes:" $email_trace radio true false] \
[list "Write Report:" $report radio true false] \
- [list "Debug Mode:" $debug radio true false] ] \
+ [list "Debug Mode:" $debug radio true false] \
+ [list "SNMP Communities:" $communities entry 10] \
+ [list "Suppress Domain:" $suppresdomain entry 10] \
+ [list "Parallelism:" $parallel scale 1 255] ] \
[list "set values" cancel] ]
if {[lindex $result 0] == "cancel"} return
@@ -1302,6 +1443,9 @@
set email_trace [lindex $result 8]
set report [lindex $result 9]
set debug [lindex $result 10]
+ set communities [lindex $result 11]
+ set suppresdomain [lindex $result 12]
+ set parallel [lindex $result 13]
icmp -retries $icmp_retries
icmp -timeout $icmp_timeout
@@ -1408,7 +1552,7 @@
proc ined_create {host user} {
global nodes networks links ids trace mask fip name address gateways
- global hosts email_trace
+ global hosts email_trace snmp
if {![info exists hosts($host)]} {
set hosts($host) $host
@@ -1425,8 +1569,8 @@
if {[info exists nodes]} {
discover_traces
- discover_masks
discover_snmp
+ discover_masks
discover_fips
discover_networks
discover_gateways
@@ -1435,6 +1579,7 @@
talk_to_ined
unset nodes networks links ids trace mask fip name address
catch {unset gateways}
+ catch {unset snmp}
}
writeln "discover finished in [expr {[clock seconds]-$start}] seconds"
|