nsmcp::AccessDiagnosticTool method page (public)
<instance of nsmcp::AccessDiagnosticTool> page context arguments \ [ floor ] [ aggregationVar ]
Defined in /usr/local/ns/tcl/nsmcp/traffic-tools.tcl
- Parameters:
- context (required)
- arguments (required)
- floor (optional, defaults to
"0")- aggregationVar (optional)
- Testcases:
- No testcase defined.
Source code: if {$aggregationVar ne ""} {upvar 1 $aggregationVar traffic} set options [:options $arguments] set server [$context server] set peers [dict get $options includePeerAddresses] if {$peers} {${:authorizer} require $context diagnostics.logs.peers.read} set redactor [expr {$peers ? ${:peerRedactor} : ${:redactor}}] set result [list server string $server from number [dict get $options from] to number [dict get $options to]] foreach key {path authenticationState} {if {[dict exists $options $key]} {lappend result $key string [dict get $options $key]}} set snapshot {}; set maps {}; set mappingIdentity {} set lookupMode fallback-rule-membership set routeCache {} if {${:operation} eq "bot"} { ${:authorizer} require $context diagnostics.runtime.read set snapshot [${:routing} snapshot $server] set target [dict get $options pool] if {![dict exists $snapshot pools $target]} { return [list {} object [concat $result [list available boolean false reason string {Effective target-pool mappings unavailable.}]]] } set maps [dict get $snapshot pools $target] if {[${:routing} contextSupported $server]} {set lookupMode native-context} set category [dict get $options category] if {$category ne "" && $category ne "unknown"} { set nativeCategory [expr {$category in { native-target-in-target native-target-other-pool-candidate bot-like-routed-elsewhere-heuristic native-other-pool }}] if {$nativeCategory != ($lookupMode eq "native-context")} { return -code error -errorcode {NSMCP RPC -32602} "Category '$category' is not produced by lookupMode '$lookupMode'; select a category for the current mode." } } set mappingIdentity [ns_crypto::md string -digest sha256 -- [list [dict get $snapshot pools] $lookupMode]] if {[dict exists $options mappingIdentity] && [dict get $options mappingIdentity] ne $mappingIdentity} {error "Effective mappings changed; start a new analysis"} lappend result pool string $target lookupMode string $lookupMode mappingIdentity string $mappingIdentity {*}[${:routing} encodeSnapshot $snapshot] } if {${:operation} eq "slow"} { set thresholds {} foreach key {slowlogconntime slowlogfiltertime slowlogqueuetime} { set value [ns_config ns/server/$server/module/[dict get $options module] $key {}] lappend thresholds $key string $value } lappend result configuredThresholds object $thresholds } set path [:source $server $options] if {$path eq "" || ![file isfile $path] || ![file readable $path]} { return [list {} object [concat $result [list available boolean false reason string {Configured log is missing, disabled or unreadable.}]]] } set path [file normalize $path] file stat $path before set channel [open $path rb] try { set prefix [read $channel [expr {min(256,$before(size))}]] set identity [ns_crypto::md string -digest sha256 -- [list $path $before(dev) $before(ino) $prefix]] set sourceBytes $before(size); set end $sourceBytes if {[dict exists $options beforeOffset]} { if {$identity ne [dict get $options sourceIdentity] || $sourceBytes<[dict get $options sourceBytes]} {error "Log rotated or truncated; start a new query"} set sourceBytes [dict get $options sourceBytes] set end [dict get $options beforeOffset] } set start [expr {max($floor,$end-${:maxReadBytes})}] seek $channel $start set bytes [read $channel [expr {$end-$start}]] set discarded 0 if {$start>0} { seek $channel [expr {$start-1}] if {[read $channel 1] ne "\n"} { set newline [string first \n $bytes] if {$newline>=0} {set discarded [expr {$newline+1}]} else {set discarded [string length $bytes]} } } file stat $path after if {[list $before(dev) $before(ino)] ne [list $after(dev) $after(ino)] || $after(size)<$sourceBytes} {error "Log changed during read; start a new query"} } finally {close $channel} set position [expr {$start+$discarded}] set cursor $position if {$cursor==$end && $start>0} {set cursor $start} set bytes [string range $bytes $discarded end] set pending [expr {$bytes ne "" && [string index $bytes end] ne "\n"}] set records {}; set groups {}; set totals {}; set matches 0; set unrecognized 0; set oversized 0; set missingUA 0; set missingPool 0 set selectedMatches 0 foreach line [lrange [split $bytes \n] 0 end-1] { set offset $position incr position [expr {[string length $line]+1}] if {[string length $line]>65536} {incr oversized; continue} set record [::nsmcp::accessRecordParser parse [encoding convertfrom utf-8 [string trimright $line \r]]] if {$record eq ""} {incr unrecognized; continue} set at [dict get $record startTime] if {$at<[dict get $options from] || $at>=[dict get $options to]} continue if {[dict exists $options path] && [dict get $record path] ne [dict get $options path]} continue if {[dict exists $options authenticationState] && [dict get $record authenticationState] ne [dict get $options authenticationState]} continue incr matches dict set record offset $offset; dict set record endOffset $position if {![dict exists $record userAgent]} {incr missingUA} if {[dict get $record pool] eq "unknown"} {incr missingPool} if {${:operation} eq "bot"} { if {$lookupMode eq "native-context"} { set routeKey [list [dict get $record method] [dict get $record path] [dict get $record peerAddress] [dict get $record pool] [dict exists $record userAgent] [expr {[dict exists $record userAgent] ? [dict get $record userAgent] : ""}]] if {[dict exists $routeCache $routeKey]} { set classification [dict get $routeCache $routeKey] } else { set classification [:nativeClassify $server $record $snapshot [dict get $options pool]] if {[dict size $routeCache]<4096} {dict set routeCache $routeKey $classification} } } else { set classification [:classify $record $maps [dict get $options pool]] dict set classification lookupMode fallback-rule-membership dict set classification expectedPool unknown dict set classification contextComplete false dict set classification lookupError {} } set category [dict get $classification category] dict incr totals $category if {[dict get $options category] ne "" && [dict get $options category] ne $category} {continue} incr selectedMatches if {$aggregationVar ne ""} {:accumulateTraffic traffic $record} # Group only after peer and URL redaction. Omitted groups still # contribute to category totals and omittedRecords. set record [$redactor record $record] if {[dict exists $record userAgent]} {dict set record userAgent [$redactor message [dict get $record userAgent]]} set record [dict merge $record $classification] set key [list [dict get $record category] [dict get $record method] [dict get $record path] [dict get $record pool] [dict get $record status]] lappend key [expr {[dict exists $record userAgent] ? [dict get $record userAgent] : "unknown"}] lappend key [dict get $record expectedPool] [dict get $record contextComplete] [dict get $record lookupError] if {$peers} {lappend key [dict get $record peerAddress]} if {![dict exists $groups $key]} { if {[dict size $groups]>=[dict get $options limit]} { set priority [:evidencePriority $category] set victim {} set worst $priority dict for {existingKey existingGroup} $groups { set rank [:evidencePriority [dict get $existingGroup category]] if {$rank>$worst} { set worst $rank set victim $existingKey } } if {$victim eq ""} {continue} dict unset groups $victim } set group [dict create method [dict get $record method] path [$redactor queryValues [dict get $record path]] pool [dict get $record pool] status [dict get $record status] userAgent [lindex $key 5] category [dict get $record category] matchingRuleIndexes [dict get $record matchingRuleIndexes] unknownRules [dict get $record unknownRules] sampleRequestIdentifier [dict get $record requestIdentifier] firstAt $at lastAt $at count 0 runTotal 0 runMax 0 timingCount 0] foreach field {lookupMode expectedPool contextComplete lookupError} { dict set group $field [dict get $record $field] } if {$peers} {dict set group peerAddress [dict get $record peerAddress]} dict set groups $key $group } set group [dict get $groups $key]; dict incr group count dict set group firstAt [expr {min([dict get $group firstAt],$at)}] dict set group lastAt [expr {max([dict get $group lastAt],$at)}] if {[dict exists $record runTime]} {dict incr group timingCount; dict set group runMax [expr {max([dict get $group runMax],[dict get $record runTime])}]; dict set group runTotal [expr {[dict get $group runTotal]+[dict get $record runTime]}]} dict set groups $key $group } else { set record [$redactor record $record] if {[dict exists $record userAgent]} {dict set record userAgent [$redactor message [dict get $record userAgent]]} lappend records $record set records [lrange $records end-[expr {[dict get $options limit]-1}] end] } } if {${:operation} eq "bot"} { set latest [${:routing} snapshot $server] set latestIdentity [ns_crypto::md string -digest sha256 -- [list [dict get $latest pools] $lookupMode]] if {$latestIdentity ne $mappingIdentity} {error "Effective mappings changed during analysis; start a new query"} } set entries {}; set i 0 if {${:operation} eq "bot"} { set ordered {} dict for {key group} $groups { lappend ordered [list [:evidencePriority [dict get $group category]] $group] } # The common output loop reverses records for slow-log chronology. set records {} foreach pair [lsort -integer -index 0 $ordered] {lappend records [lindex $pair 1]} set records [lreverse $records] } else { set selectedMatches $matches } set returnedRecords {}; set resultBytes 0 foreach record [lreverse $records] { set fields [:recordFields $record] set bytes [string length [ns_json value -- [list {} object $fields]]] if {$resultBytes+$bytes>65536} { continue } incr resultBytes $bytes lappend returnedRecords $record lappend entries $i object $fields incr i } set records $returnedRecords set counts {}; dict for {key value} $totals {lappend counts $key number $value} set omittedCounts {} set returnedMatches [llength $records] if {${:operation} eq "bot"} { set remaining {} dict for {category value} $totals { if {[dict get $options category] eq "" || [dict get $options category] eq $category} { dict set remaining $category $value } } set returnedMatches 0 foreach record $records { set count [dict get $record count] incr returnedMatches $count dict incr remaining [dict get $record category] [expr {-$count}] } dict for {category value} $remaining {lappend omittedCounts $category number $value} } set next {} if {$cursor>$floor} { foreach key {from to limit pool module includePeerAddresses mode} { lappend next $key [expr {$key eq "includePeerAddresses" ? "boolean" : ($key in {from to limit} ? "number" : "string")}] [dict get $options $key] } if {${:operation} eq "bot" && [dict get $options category] ne ""} { lappend next category string [dict get $options category] } foreach key {path authenticationState} {if {[dict exists $options $key]} {lappend next $key string [dict get $options $key]}} lappend next beforeOffset number $cursor sourceBytes number $sourceBytes sourceIdentity string $identity if {$mappingIdentity ne ""} {lappend next mappingIdentity string $mappingIdentity} } set evidencePolicy {Newest matching slow-request records within evidence limits.} if {${:operation} eq "bot"} { set evidencePolicy {Routing candidates first, then unknowns, then routine groups; first encounter within priority. Category filtering selects evidence only; categoryTotals still includes all observed records.} } lappend result available boolean true sourcePath string $path sourceIdentity string $identity matches number $matches categoryTotals object $counts records array $entries selectedCategory string [dict get $options category] selectedMatches number $selectedMatches filteredOutRecords number [expr {$matches-$selectedMatches}] omittedRecords number [expr {$selectedMatches-$returnedMatches}] omittedCategoryTotals object $omittedCounts evidencePolicy string $evidencePolicy more boolean [expr {$cursor>$floor}] nextArguments object $next coverage object [list sourceBytes number $sourceBytes examinedFromOffset number [expr {$start+$discarded}] examinedToOffset number $end unreadEarlierBytes number $cursor pendingFinalRecord boolean $pending unrecognizedRecords number $unrecognized oversizedRecords number $oversized missingUserAgent number $missingUA missingPool number $missingPool rotationsExamined boolean false windowComplete boolean false limitations string {Page-local counts; sum disjoint pages. Current file only. Full-window coverage is not certified. Mappings reflect query time, not historical configuration. lookupMode identifies native-context or fallback-rule-membership. Native lookup uses current URL/path precedence and logged User-Agent and valid peer IP, without disclosing peers by default. Unlogged context predicates remain unknown; completeness checks conservatively inspect all same-method rules. Older versions retain root wildcard User-Agent membership analysis, not precedence replay. Bot-like unmatched uses a separate case-insensitive heuristic, not proof of a bot. Slow-log timings are access-log timings, not SQL profiles.}] return [list {} object $result]XQL Not present: Generic, PostgreSQL, Oracle
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