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Posted to commits@trafficserver.apache.org by zw...@apache.org on 2014/01/31 21:45:46 UTC

[3/6] TS-2517 First implementation of traffic_shell.pl, and reorg the modules a bit

http://git-wip-us.apache.org/repos/asf/trafficserver/blob/3da547d8/tools/traffic_shell.pl
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diff --git a/tools/traffic_shell.pl b/tools/traffic_shell.pl
new file mode 100755
index 0000000..4ace56e
--- /dev/null
+++ b/tools/traffic_shell.pl
@@ -0,0 +1,900 @@
+#!/usr/bin/perl
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+use warnings;
+use strict;
+
+use Apache::TS;
+use Apache::TS::AdminClient;
+
+# Global mgmt API connection...
+my $CLI = Apache::TS::AdminClient->new() || die "Can't connect to the mgmt port";
+my $ETC_PATH = Apache::TS::PREFIX . '/' . $CLI->get_stat("proxy.config.config_dir");
+
+# Helper functions around reading other configs
+sub print_config {
+  my $file = shift;
+
+  open(FILE, "<${ETC_PATH}/$file") || die "Can't open $file";
+  print <FILE>;
+  close(FILE);
+}
+sub param_die {
+  my ($param, $cmd) = @_;
+  die "Unknown argument `${param}' to ${cmd}";
+}
+
+
+# Some helper functions around common metrics
+sub get_on_off {
+  my $stat = shift;
+  return int($CLI->get_stat($stat)) > 0 ? "on" : "off";
+}
+sub get_string {
+  my $stat = shift;
+  return $CLI->get_stat($stat);
+}
+sub get_int {
+  my $stat = shift;
+  return int($CLI->get_stat($stat));
+}
+sub get_float {
+  my $stat = shift;
+  return sprintf("%.6f", $CLI->get_stat($stat));
+}
+sub get_pcnt {
+  my $stat = shift;
+  return sprintf("%.6f", $CLI->get_stat($stat) * 100);
+}
+sub get_with_si {
+  my $stat = shift;
+  my $si = shift;
+  my $val = int($CLI->get_stat($stat));
+  my $multi = 1;
+
+  $multi = 1024*1024*1024 if $si eq "G";
+  $multi = 1024*1024 if $si eq "M";
+  $multi = 1024 if $si eq "K";
+
+  return int($val / $multi);
+}
+sub get_switch {
+  my $stat = shift;
+  my $switch = shift;
+  my $val = $CLI->get_stat($stat);
+
+  return $switch->{$val} if exists($switch->{$val});
+  return $switch->{"default"};
+}
+
+
+# Command: show:alarms
+#
+sub show_alarms {
+    print "Not implemented, use 'traffic_line --alarms' instead\n";
+}
+
+
+# Command: show:cache
+#
+sub show_cache {
+  my $param = shift || "";
+
+  if ($param eq "") {
+    my $http_cache = get_on_off("proxy.config.http.cache.http");
+    my $max_obj = get_int("proxy.config.cache.max_doc_size");
+    my $min_life = get_int("proxy.config.http.cache.heuristic_min_lifetime");
+    my $max_life = get_int("proxy.config.http.cache.heuristic_max_lifetime");
+    my $dynamic_urls = get_on_off("proxy.config.http.cache.cache_urls_that_look_dynamic");
+    my $alternates = get_on_off("proxy.config.http.cache.enable_default_vary_headers");
+    my $vary_def_text = get_string("proxy.config.http.cache.vary_default_text");
+    my $vary_def_image = get_string("proxy.config.http.cache.vary_default_images");
+    my $vary_def_other = get_string("proxy.config.http.cache.vary_default_other");
+
+    my $when_reval = get_switch("proxy.config.http.cache.when_to_revalidate", {
+      "0" => "When The Object Has Expired",
+      "1" => "When The Object Has No Expiry Date",
+      "2" => "Always",
+      "3" => "Never",
+      "default" => "unknown" });
+
+    my $reqd_headers = get_switch("proxy.config.http.cache.required_headers", {
+      "0" => "Nothing",
+      "1" => "A Last Modified Time",
+      "2" => "An Explicit Lifetime",
+      "default" => "unknown" });
+
+    my $cookies = get_switch("proxy.config.http.cache.cache_responses_to_cookies", {
+      "0" => "No Content-types",
+      "1" => "All Content-types",
+      "2" => "Only Image-content Types",
+      "3" => "Content Types which are not Text",
+      "4" => "Content Types which are not Text with some exceptions\n",
+      "default" => "" });
+
+    print <<__EOL;
+HTTP Caching --------------------------- $http_cache
+Maximum HTTP Object Size ----------- NONE
+Freshness
+  Verify Freshness By Checking --------- $when_reval
+  Minimum Information to be Cacheable -- $reqd_headers
+  If Object has no Expiration Date:
+    Leave it in Cache for at least ----- $min_life s
+    but no more than ------------------- $max_life s
+Variable Content
+  Cache Responses to URLs that contain
+    "?",";","cgi" or end in ".asp" ----- $dynamic_urls
+  Alternates Enabled ------------------- $alternates
+  Vary on HTTP Header Fields:
+    Text ------------------------------- $vary_def_text
+    Images ----------------------------- $vary_def_image
+    Other ------------------------------ $vary_def_other
+  Cache responses to requests containing cookies for:
+    $cookies
+__EOL
+  } elsif ($param eq "rules") {
+    print "cache.config rules\n";
+    print "-------------------\n";
+    print_config("cache.config");
+  } elsif ($param eq "storage") {
+    print "storage.config rules\n";
+    print "--------------------\n";
+    print_config("storage.config");
+  } else {
+    param_die($param, "show:cache");
+  }
+}
+
+
+# Command: show:cache-stats
+#
+sub show_cache_stats {
+  my $bytes_used = get_with_si("proxy.process.cache.bytes_used", "G");
+  my $bytes_total = get_with_si("proxy.process.cache.bytes_total", "G");
+
+  my $ram_cache_total_bytes = get_int("proxy.process.cache.ram_cache.total_bytes");
+  my $ram_cache_bytes_used = get_int("proxy.process.cache.ram_cache.bytes_used");
+  my $ram_cache_hits = get_int("proxy.process.cache.ram_cache.hits");
+  my $ram_cache_misses = get_int("proxy.process.cache.ram_cache.misses");
+  my $lookup_active = get_int("proxy.process.cache.lookup.active");
+  my $lookup_success = get_int("proxy.process.cache.lookup.success");
+  my $lookup_failure = get_int("proxy.process.cache.lookup.failure");
+  my $read_active = get_int("proxy.process.cache.read.active");
+  my $read_success = get_int("proxy.process.cache.read.success");
+  my $read_failure = get_int("proxy.process.cache.read.failure");
+  my $write_active = get_int("proxy.process.cache.write.active");
+  my $write_success = get_int("proxy.process.cache.write.success");
+  my $write_failure = get_int("proxy.process.cache.write.failure");
+  my $update_active = get_int("proxy.process.cache.update.active");
+  my $update_success = get_int("proxy.process.cache.update.success");
+  my $update_failure = get_int("proxy.process.cache.update.failure");
+  my $remove_active = get_int("proxy.process.cache.remove.active");
+  my $remove_success = get_int("proxy.process.cache.remove.success");
+  my $remove_failure = get_int("proxy.process.cache.remove.failure");
+
+  print <<__EOL
+Bytes Used --- $bytes_used GB
+Cache Size --- $bytes_used GB
+--RAM Cache--
+Total Bytes -- $ram_cache_total_bytes
+Bytes Used --- $ram_cache_bytes_used
+Hits --------- $ram_cache_hits
+Misses ------- $ram_cache_misses
+--Lookups--
+In Progress -- $lookup_active
+Hits --------- $lookup_success
+Misses ------- $lookup_failure
+--Reads--
+In Progress -- $read_active
+Hits --------- $read_success
+Misses ------- $read_failure
+--Writes--
+In Progress -- $write_active
+Hits --------- $write_success
+Misses ------- $write_failure
+--Updates--
+In Progress -- $update_active
+Hits --------- $update_success
+Misses ------- $update_failure
+--Removes--
+In Progress -- $remove_active
+Hits --------- $remove_success
+Misses ------- $remove_failure
+__EOL
+}
+
+
+# Command: show:cluster
+#
+sub show_cluster {
+  my $cluster = get_int("proxy.config.cluster.cluster_port");
+  my $cluster_rs = get_int("proxy.config.cluster.rsport");
+  my $cluster_mc = get_int("proxy.config.cluster.mcport");
+
+  print <<__EOF
+Cluster Port ----------- $cluster
+Cluster RS Port -------- $cluster_rs
+Cluster MC Port -------- $cluster_mc
+__EOF
+}
+
+
+# Command: show:dns-resolver
+#
+sub show_dns_resolver {
+  my $dns_search_default_domains = get_on_off("proxy.config.dns.search_default_domains");
+  my $http_enable_url_expandomatic = get_on_off("proxy.config.http.enable_url_expandomatic");
+  print <<__EOF
+Local Domain Expansion -- $dns_search_default_domains
+.com Domain Expansion --- $http_enable_url_expandomatic
+__EOF
+}
+
+
+# Command: show:dns-stats
+#
+sub show_dns_stats {
+  my $lookups_per_second = get_float("proxy.node.dns.lookups_per_second");
+
+  print <<__EOF
+DNS Lookups Per Second -- $lookups_per_second
+__EOF
+}
+
+
+# Command: show:hostdb
+#
+sub show_hostdb {
+  my $lookup_timeout = get_int("proxy.config.hostdb.lookup_timeout");
+  my $timeout = get_int("proxy.config.hostdb.timeout");
+  my $verify_after = get_int("proxy.config.hostdb.verify_after");
+  my $fail_timeout = get_int("proxy.config.hostdb.fail.timeout");
+  my $re_dns_on_reload = get_on_off("proxy.config.hostdb.re_dns_on_reload");
+  my $dns_lookup_timeout = get_int("proxy.config.dns.lookup_timeout");
+  my $dns_retries = get_int("proxy.config.dns.retries");
+  print <<__EOF
+Lookup Timeout ----------- $lookup_timeout s
+Foreground Timeout ------- $timeout s
+Background Timeout ------- $verify_after s
+Invalid Host Timeout ----- $fail_timeout s
+Re-DNS on Reload --------- $re_dns_on_reload
+Resolve Attempt Timeout -- $dns_lookup_timeout s
+Number of retries -------- $dns_retries
+__EOF
+}
+
+
+# Command: show:hostdb-stats
+#
+sub show_hostdb_stats {
+  my $hit_ratio = get_float("proxy.node.hostdb.hit_ratio");
+  my $lookups_per_second = get_float("proxy.node.dns.lookups_per_second");
+
+  print <<__EOF
+Host Database hit Rate -- $hit_ratio % *
+DNS Lookups Per Second -- $lookups_per_second
+
+* Value reprensents 10 second average.
+__EOF
+}
+
+
+# Command: show:http
+#
+sub show_http {
+  my $http_enabled = get_on_off("proxy.config.http.cache.http");
+  my $http_server = get_string("proxy.config.http.server_ports");
+  my $keepalive_timeout_in = get_int("proxy.config.http.keep_alive_no_activity_timeout_in");
+  my $keepalive_timeout_out = get_int("proxy.config.http.keep_alive_no_activity_timeout_out");
+  my $inactivity_timeout_in = get_int("proxy.config.http.transaction_no_activity_timeout_in");
+  my $inactivity_timeout_out = get_int("proxy.config.http.transaction_no_activity_timeout_out");
+  my $activity_timeout_in = get_int("proxy.config.http.transaction_active_timeout_in");
+  my $activity_timeout_out = get_int("proxy.config.http.transaction_active_timeout_out");
+  my $max_alts = get_int("proxy.config.cache.limits.http.max_alts");
+  my $remove_from = get_int("proxy.config.http.anonymize_remove_from");
+  my $remove_referer = get_int("proxy.config.http.anonymize_remove_referer");
+  my $remove_user_agent = get_int("proxy.config.http.anonymize_remove_user_agent");
+  my $remove_cookie = get_int("proxy.config.http.anonymize_remove_cookie");
+  my $other_header_list = get_string("proxy.config.http.anonymize_other_header_list");
+  my $insert_client_ip = get_int("proxy.config.http.anonymize_insert_client_ip");
+  my $remove_client_ip = get_int("proxy.config.http.anonymize_remove_client_ip");
+  my $global_user_agent = get_string("proxy.config.http.global_user_agent_header");
+
+  # A bunch of strings here are optional...
+  my $optional = "";
+
+  if ($remove_from || $remove_referer || $remove_user_agent || $remove_cookie) {
+    $optional = "Remove the following common headers -- \n";
+    $optional .= "From\n" if $remove_from;
+    $optional .= "Referer\n" if $remove_referer;
+    $optional .= "User-Agent\n" if $remove_user_agent;
+    $optional .= "Cookie\n" if $remove_cookie;
+  }
+
+  if ($other_header_list ne "NULL") {
+    $optional .= "Remove additional headers ----- $other_header_list\n";
+  }
+
+  if ($insert_client_ip) {
+    $optional .= "Insert Client IP Address into Header\n";
+  }
+
+  if ($remove_client_ip) {
+    $optional .= "Remove Client IP Address from Header\n";
+  }
+
+  if ($global_user_agent ne "NULL") {
+    $optional .= "Set User-Agent header to $global_user_agent\n";
+  }
+
+
+  print <<__EOF
+HTTP Caching ------------------ $http_enabled
+HTTP Server Port(s) ----------- $http_server
+Keep-Alive Timeout Inbound ---- $keepalive_timeout_in s
+Keep-Alive Timeout Outbound --- $keepalive_timeout_out s
+Inactivity Timeout Inbound ---- $inactivity_timeout_in s
+Inactivity Timeout Outbound --- $inactivity_timeout_out s
+Activity Timeout Inbound ------ $activity_timeout_in s
+Activity Timeout Outbound ----- $activity_timeout_out s
+Maximum Number of Alternates -- $max_alts
+${optional}
+__EOF
+}
+
+
+# Command: show:http-stats
+#
+sub show_http_stats {
+  my $user_agent_response_document_total_size = get_with_si("proxy.process.http.user_agent_response_document_total_size", "M");
+  my $user_agent_response_header_total_size = get_with_si("proxy.process.http.user_agent_response_header_total_size", "M");
+  my $current_client_connections = get_int("proxy.process.http.current_client_connections");
+  my $current_client_transactions = get_int("proxy.process.http.current_client_transactions");
+  my $origin_server_response_document_total_size = get_with_si("proxy.process.http.origin_server_response_document_total_size", "M");
+  my $origin_server_response_header_total_size = get_with_si("proxy.process.http.origin_server_response_header_total_size", "M");
+  my $current_server_connections = get_int("proxy.process.http.current_server_connections");
+  my $current_server_transactions = get_int("proxy.process.http.current_server_transactions");
+
+  print <<__EOF
+Total Document Bytes ----- $user_agent_response_document_total_size MB
+Total Header Bytes ------- $user_agent_response_header_total_size MB
+Total Connections -------- $current_client_connections
+Transactins In Progress -- $current_client_transactions
+--Server--
+Total Document Bytes ----- $origin_server_response_document_total_size MB
+Total Header Bytes ------- $origin_server_response_header_total_size MB
+Total Connections -------- $current_server_connections
+Transactins In Progress -- $current_server_transactions
+__EOF
+}
+
+
+# Command: show:http-trans-stats
+#
+sub show_http_trans_stats {
+  my $frac_avg_10s_hit_fresh = get_pcnt("proxy.node.http.transaction_frac_avg_10s.hit_fresh");
+  my $frac_avg_10s_hit_revalidated = get_pcnt("proxy.node.http.transaction_frac_avg_10s.hit_revalidated");
+  my $frac_avg_10s_miss_cold = get_pcnt("proxy.node.http.transaction_frac_avg_10s.miss_cold");
+  my $frac_avg_10s_miss_not_cachable = get_pcnt("proxy.node.http.transaction_frac_avg_10s.miss_not_cacheable");
+  my $frac_avg_10s_miss_changed = get_pcnt("proxy.node.http.transaction_frac_avg_10s.miss_changed");
+  my $frac_avg_10s_miss_client_no_cache = get_pcnt("proxy.node.http.transaction_frac_avg_10s.miss_client_no_cache");
+  my $frac_avg_10s_errors_connect_failed = get_pcnt("proxy.node.http.transaction_frac_avg_10s.errors.connect_failed");
+  my $frac_avg_10s_errors_other = get_pcnt("proxy.node.http.transaction_frac_avg_10s.errors.other");
+  my $frac_avg_10s_errors_aborts = get_pcnt("proxy.node.http.transaction_frac_avg_10s.errors.aborts");
+  my $frac_avg_10s_errors_possible_aborts = get_pcnt("proxy.node.http.transaction_frac_avg_10s.errors.possible_aborts");
+  my $frac_avg_10s_errors_early_hangups = get_pcnt("proxy.node.http.transaction_frac_avg_10s.errors.early_hangups");
+  my $frac_avg_10s_errors_empty_hangups = get_pcnt("proxy.node.http.transaction_frac_avg_10s.errors.empty_hangups");
+  my $frac_avg_10s_errors_pre_accept_hangups = get_pcnt("proxy.node.http.transaction_frac_avg_10s.errors.pre_accept_hangups");
+  my $frac_avg_10s_other_unclassified = get_pcnt("proxy.node.http.transaction_frac_avg_10s.other.unclassified");
+
+  my $msec_avg_10s_hit_fresh = get_int("proxy.node.http.transaction_msec_avg_10s.hit_fresh");
+  my $msec_avg_10s_hit_revalidated = get_int("proxy.node.http.transaction_msec_avg_10s.hit_revalidated");
+  my $msec_avg_10s_miss_cold = get_int("proxy.node.http.transaction_msec_avg_10s.miss_cold");
+  my $msec_avg_10s_miss_not_cachable = get_int("proxy.node.http.transaction_msec_avg_10s.miss_not_cacheable");
+  my $msec_avg_10s_miss_changed = get_int("proxy.node.http.transaction_msec_avg_10s.miss_changed");
+  my $msec_avg_10s_miss_client_no_cache = get_int("proxy.node.http.transaction_msec_avg_10s.miss_client_no_cache");
+  my $msec_avg_10s_errors_connect_failed = get_int("proxy.node.http.transaction_msec_avg_10s.errors.connect_failed");
+  my $msec_avg_10s_errors_other = get_int("proxy.node.http.transaction_msec_avg_10s.errors.other");
+  my $msec_avg_10s_errors_aborts = get_int("proxy.node.http.transaction_msec_avg_10s.errors.aborts");
+  my $msec_avg_10s_errors_possible_aborts = get_int("proxy.node.http.transaction_msec_avg_10s.errors.possible_aborts");
+  my $msec_avg_10s_errors_early_hangups = get_int("proxy.node.http.transaction_msec_avg_10s.errors.early_hangups");
+  my $msec_avg_10s_errors_empty_hangups = get_int("proxy.node.http.transaction_msec_avg_10s.errors.empty_hangups");
+  my $msec_avg_10s_errors_pre_accept_hangups = get_int("proxy.node.http.transaction_msec_avg_10s.errors.pre_accept_hangups");
+  my $msec_avg_10s_other_unclassified = get_int("proxy.node.http.transaction_msec_avg_10s.other.unclassified");
+
+  print <<__EOF
+HTTP Transaction Frequency and Speeds
+Transaction Type              Frequency   Speed(ms)
+--Hits--
+Fresh ----------------------- $frac_avg_10s_hit_fresh %  $msec_avg_10s_hit_fresh
+Stale Revalidated ----------- $frac_avg_10s_hit_revalidated %  $msec_avg_10s_hit_revalidated
+--Misses--
+Now Cached ------------------ $frac_avg_10s_miss_cold %  $msec_avg_10s_miss_cold
+Server No Cache ------------- $frac_avg_10s_miss_not_cachable %  $msec_avg_10s_miss_not_cachable
+Stale Reloaded -------------- $frac_avg_10s_miss_changed %  $msec_avg_10s_miss_changed
+Client No Cache ------------- $frac_avg_10s_miss_client_no_cache %  $msec_avg_10s_miss_client_no_cache
+--Errors--
+Connection Failures --------- $frac_avg_10s_errors_connect_failed %  $msec_avg_10s_errors_connect_failed
+Other Errors ---------------- $frac_avg_10s_errors_other %  $msec_avg_10s_errors_other
+--Aborted Transactions--
+Client Aborts --------------- $frac_avg_10s_errors_aborts %  $msec_avg_10s_errors_aborts
+Questionable Client Aborts -- $frac_avg_10s_errors_possible_aborts %  $msec_avg_10s_errors_possible_aborts
+Partial Request Hangups ----- $frac_avg_10s_errors_early_hangups %  $msec_avg_10s_errors_early_hangups
+Pre-Request Hangups --------- $frac_avg_10s_errors_empty_hangups %  $msec_avg_10s_errors_empty_hangups
+Pre-Connect Hangups --------- $frac_avg_10s_errors_pre_accept_hangups %  $msec_avg_10s_errors_pre_accept_hangups
+--Other Transactions--
+Unclassified ---------------- $frac_avg_10s_other_unclassified %  $msec_avg_10s_other_unclassified
+__EOF
+}
+
+
+# Command: show:icp
+#
+sub show_icp {
+  my $param = shift || "";
+
+  if ($param eq "") {
+    my $icp_enabled = get_on_off("proxy.config.icp.enabled");
+    my $icp_port = get_int("proxy.config.icp.icp_port");
+    my $multicast_enabled = get_on_off("proxy.config.icp.multicast_enabled");
+    my $query_timeout = get_int("proxy.config.icp.query_timeout");
+    print <<__EOF
+ICP Mode Enabled ------- $icp_enabled
+ICP Port --------------- $icp_port
+ICP Multicast Enabled -- $multicast_enabled
+ICP Query Timeout ------ $query_timeout s
+__EOF
+  } elsif ($param eq "peers") {
+    print "icp.config Rules\n";
+    print "----------------\n";
+    print_config("icp.config");
+  } else {
+    param_die($param, "show:icp");
+  }
+}
+
+
+# Command: show:icp-stats
+#
+sub show_icp_stats {
+  my $icp_query_requests = get_int("proxy.process.icp.icp_query_requests");
+  my $total_udp_send_queries = get_int("proxy.process.icp.total_udp_send_queries");
+  my $icp_query_hits = get_int("proxy.process.icp.icp_query_hits");
+  my $icp_query_misses = get_int("proxy.process.icp.icp_query_misses");
+  my $icp_remote_responses = get_int("proxy.process.icp.icp_remote_responses");
+  my $total_icp_response_time = get_float("proxy.process.icp.total_icp_response_time");
+  my $total_icp_request_time = get_float("proxy.process.icp.total_icp_request_time");
+  my $icp_remote_query_requests = get_int("proxy.process.icp.icp_remote_query_requests");
+  my $cache_lookup_success = get_int("proxy.process.icp.cache_lookup_success");
+  my $cache_lookup_fail = get_int("proxy.process.icp.cache_lookup_fail");
+  my $query_response_write = get_int("proxy.process.icp.query_response_write");
+  
+  print <<__EOF
+--Queries Originating From This Node--
+Query Requests ----------------------------- $icp_query_requests
+Query Messages Sent ------------------------ $total_udp_send_queries
+Peer Hit Messages Received ----------------- $icp_query_hits
+Peer Miss Messages Received ---------------- $icp_query_misses
+Total Responses Received ------------------- $icp_remote_responses
+Average ICP Message Response Time ---------- $total_icp_response_time ms
+Average ICP Request Time ------------------- $total_icp_request_time ms
+
+--Queries Originating from ICP Peers--
+Query Messages Received -------------------- $icp_remote_query_requests
+Remote Query Hits -------------------------- $cache_lookup_success
+Remote Query Misses ------------------------ $cache_lookup_fail
+Successful Response Message Sent to Peers -- $query_response_write
+__EOF
+}
+
+
+# Command: show:logging
+#
+sub show_logging {
+  my $logging_enabled = get_switch("proxy.config.log.logging_enabled", {
+    "0" => "no logging",
+    "1" => "errors only",
+    "2" => "transactions only",
+    "3" => "errors and transactions",
+    "default" => "invalid mode"});
+
+  my $log_space = get_int("proxy.config.log.max_space_mb_for_logs");
+  my $headroom_space = get_int("proxy.config.log.max_space_mb_headroom");
+
+  my $collation_mode = get_on_off("proxy.local.log.collation_mode");
+  my $collation_host = get_string("proxy.config.log.collation_host");
+  my $collation_port = get_int("proxy.config.log.collation_port");
+  my $collation_secret = get_string("proxy.config.log.collation_secret");
+  my $host_tag = get_on_off("proxy.config.log.collation_host_tagged");
+  my $preproc_threads = get_on_off("proxy.config.log.collation_preproc_threads");
+  my $orphan_space = get_int("proxy.config.log.max_space_mb_for_orphan_logs");
+
+  my $squid_log = get_on_off("proxy.config.log.squid_log_enabled");
+  my $squid_is_ascii = get_switch("proxy.config.log.squid_log_is_ascii", {
+    "0" => "BINARY",
+    "default" => "ASCII"});
+  my $squid_file_name = get_string("proxy.config.log.squid_log_name");
+  my $squid_file_header = get_string("proxy.config.log.squid_log_header");
+  
+  my $common_log = get_on_off("proxy.config.log.common_log_enabled");
+  my $common_is_ascii = get_switch("proxy.config.log.common_log_is_ascii", {
+    "0" => "BINARY",
+    "default" => "ASCII"});
+  my $common_file_name = get_string("proxy.config.log.common_log_name");
+  my $common_file_header = get_string("proxy.config.log.common_log_header");
+  
+  my $extended_log = get_on_off("proxy.config.log.extended_log_enabled");
+  my $extended_is_ascii = get_switch("proxy.config.log.extended_log_is_ascii", {
+    "0" => "BINARY",
+    "default" => "ASCII"});
+  my $extended_file_name = get_string("proxy.config.log.extended_log_name");
+  my $extended_file_header = get_string("proxy.config.log.extended_log_header");
+  
+  my $extended2_log = get_on_off("proxy.config.log.extended2_log_enabled");
+  my $extended2_is_ascii = get_switch("proxy.config.log.extended2_log_is_ascii", {
+    "0" => "BINARY",
+    "default" => "ASCII"});
+  my $extended2_file_name = get_string("proxy.config.log.extended2_log_name");
+  my $extended2_file_header = get_string("proxy.config.log.extended2_log_header");
+  
+  my $icp_log = get_on_off("proxy.config.log.separate_icp_logs");
+  my $http_host_log = get_on_off("proxy.config.log.separate_host_logs");
+
+  my $custom_log = get_on_off("proxy.config.log.custom_logs_enabled");
+
+  my $rolling = get_on_off("proxy.config.log.rolling_enabled");
+  my $roll_offset_hr = get_int("proxy.config.log.rolling_offset_hr");
+  my $roll_interval = get_int("proxy.config.log.rolling_interval_sec");
+  my $auto_delete = get_on_off("proxy.config.log.auto_delete_rolled_files");
+  
+  print <<__EOF
+Logging Mode ----------------------------- $logging_enabled
+
+Management
+  Log Space Limit ------------------------ $log_space MB
+  Log Space Headroom --------------------- $headroom_space MB
+
+Log Collation ---------------------------- $collation_mode
+  Host ----------------------------------- $collation_host
+  Port ----------------------------------- $collation_port
+  Secret --------------------------------- $collation_secret
+  Host Tagged ---------------------------- $host_tag
+  Preproc Threads ------------------------ $preproc_threads
+  Space Limit for Orphan Files ----------- $orphan_space MB
+
+Squid Format ----------------------------- $squid_log
+  File Type ------------------------------ $squid_is_ascii
+  File Name ------------------------------ $squid_file_name
+  File Header ---------------------------- $squid_file_header
+
+Netscape Common -------------------------- $common_log
+  File Type ------------------------------ $common_is_ascii
+  File Name ------------------------------ $common_file_name
+  File Header ---------------------------- $common_file_header
+
+Netscape Extended ------------------------ $extended_log
+  File Type ------------------------------ $extended_is_ascii
+  File Name ------------------------------ $extended_file_name
+  File Header ---------------------------- $extended_file_header
+
+Netscape Extended2 ----------------------- $extended2_log
+  File Type ------------------------------ $extended2_is_ascii
+  File Name   ---------------------------- $extended2_file_name
+  File Header ---------------------------- $extended2_file_header
+
+Splitting
+  ICP Log Splitting ---------------------- $icp_log
+  HTTP Host Log Splitting ---------------- $http_host_log
+
+Custom Logs ------------------------------ $custom_log
+
+Rolling ---------------------------------- $rolling
+  Roll Offset Hour ----------------------- $roll_offset_hr
+  Roll Interval -------------------------- $roll_interval s
+  Auto-delete rolled files (low space) --- $auto_delete
+__EOF
+}
+
+
+# Command: show:logging-stats
+#
+sub show_logging_stats {
+  my $log_file_open = get_int("proxy.process.log.log_files_open");
+  my $log_files_space_used = get_int("proxy.process.log.log_files_space_used");
+  my $event_log_access = get_int("proxy.process.log.event_log_access");
+  my $event_log_access_skip = get_int("proxy.process.log.event_log_access_skip");
+  my $event_log_error = get_int("proxy.process.log.event_log_error");
+  
+  print <<__EOF
+Current Open Log Files ----------- $log_file_open
+Space Used For Log Files --------- $log_files_space_used
+Number of Access Events Logged --- $event_log_access
+Number of Access Events Skipped -- $event_log_access_skip
+Number of Error Events Logged ---- $event_log_error
+__EOF
+}
+
+
+# Command: show:parent
+#
+sub show_parent {
+  my $param = shift || "";
+
+  if ($param eq "") {
+    my $parent_enabled = get_on_off("proxy.config.http.parent_proxy_routing_enable");
+    my $parent_cache = get_string("proxy.config.http.parent_proxies");
+
+    print <<__EOF
+Parent Caching -- $parent_enabled
+Parent Cache ---- $parent_cache
+__EOF
+  } elsif ($param eq "rules") {
+    print "parent.config rules\n";
+    print "-------------------\n";
+    print_config("parent.config");
+  } else {
+    param_die($param, "show:parent");
+  }
+}
+
+
+# Command: show:proxy
+#
+sub show_proxy {
+  my $name = get_string("proxy.config.proxy_name");
+  print "Name -- ", $name, "\n";
+}
+
+
+# Command: show:proxy-stats
+#
+sub show_proxy_stats {
+  my $cache_hit_ratio = get_pcnt("proxy.node.cache_hit_ratio");
+  my $cache_hit_mem_ratio = get_pcnt("proxy.node.cache_hit_mem_ratio");
+  my $bandwidth_hit_ratio = get_pcnt("proxy.node.bandwidth_hit_ratio");
+  my $percent_free = get_pcnt("proxy.node.cache.percent_free");
+
+  my $current_server_connection = get_int("proxy.node.current_server_connections");
+  my $current_client_connection = get_int("proxy.node.current_client_connections");
+  my $current_cache_connection = get_int("proxy.node.current_cache_connections");
+
+  my $client_throughput_out = get_float("proxy.node.client_throughput_out");
+  my $xacts_per_second = get_float("proxy.node.user_agent_xacts_per_second");
+  
+  print <<__EOF
+Document Hit Rate -------- $cache_hit_ratio % *
+Ram cache Hit Rate ------- $cache_hit_mem_ratio % *
+Bandwidth Saving --------- $bandwidth_hit_ratio % *
+Cache Percent Free ------- $percent_free %
+Open Server Connections -- $current_server_connection
+Open Client Connections -- $current_client_connection
+Open Cache Connections --- $current_cache_connection
+Client Throughput -------- $client_throughput_out MBit/Sec
+Transaction Per Second --- $xacts_per_second
+
+* Value represents 10 second average.
+__EOF
+}
+
+
+# Command: show:remap
+#
+sub show_remap {
+  print "remap.config rules\n";
+  print "-------------------\n";
+  print_config("remap.config");
+}
+
+
+# Command: show:scheduled-update
+#
+sub show_scheduled_update {
+  my $param = shift || "";
+
+  if ($param eq "") {
+    my $enabled = get_on_off("proxy.config.update.enabled");
+    my $retry_count = get_int("proxy.config.update.retry_count");
+    my $retry_interval = get_int("proxy.config.update.retry_interval");
+    my $concurrent_updates = get_int("proxy.config.update.concurrent_updates");
+    my $force = get_on_off("proxy.config.update.force");
+    
+    print <<__EOF
+Scheduled Update ------------- $enabled
+Update Error Retry Count ----- $retry_count
+Update Error Retry Interval -- $retry_interval s
+Maximum Concurrent Updates --- $concurrent_updates
+Force Immediate Update ------- $force
+__EOF
+  } elsif ($param eq "rules") {
+    print "update.config rules\n";
+    print "-------------------\n";
+    print_config("update.config");
+  } else {
+    param_die($param, "show:scheduled-update");
+  }
+}
+
+
+# Command: show:security
+#
+sub show_security {
+  print "Traffic Server Access\n";
+  print "-------------------\n";
+  print_config("ip_allow.config");
+}
+
+
+# Command: show:socks
+#
+sub show_socks {
+  my $param = shift || "";
+
+  if ($param eq "") {
+    my $socks_enabled = get_on_off("proxy.config.socks.socks_needed");
+    my $version = get_int("proxy.config.socks.socks_version");
+    my $default_servers = get_string("proxy.config.socks.default_servers");
+    my $accept_enabled = get_on_off("proxy.config.socks.accept_enabled");
+    my $accept_port = get_int("proxy.config.socks.accept_port");
+    
+    print <<__EOF
+SOCKS -------------------- $socks_enabled
+SOCKS Version ------------ $version
+SOCKS Default Servers ---- $default_servers
+SOCKS Accept Enabled ----- $accept_enabled
+SOCKS Accept Port -------- $accept_port
+__EOF
+  } elsif ($param eq "rules") {
+    print "socks.config rules\n";
+    print "------------------\n";
+    print_config("socks.config");
+  } else {
+    param_die($param, "show:socks");
+  }
+}
+
+
+# Command: show:ssl
+#
+sub show_ssl {
+  my $connect_ports = get_string("proxy.config.http.connect_ports");
+  print "Restrict CONNECT connections to Ports -- ", $connect_ports, "\n";
+}
+
+
+# Command: show:status
+#
+sub show_status {
+    print "Not implemented, use 'traffic_line --status' instead\n";
+}
+
+
+# Command: show:version
+#
+sub show_version {
+  my $ts_version = get_string("proxy.process.version.server.short");
+  my $tm_version = get_string("proxy.node.version.manager.short");
+
+  print <<__EOF
+traffic_server version --- $ts_version
+traffic_manager version -- $tm_version
+__EOF
+}
+
+
+# Command: show:virtual-ip
+#
+sub show_virtual_ip {
+  print <<__EOF
+Not supported
+__EOF
+}
+
+# Basic help function
+sub help {
+  print <<__EOF
+Usage: traffic_shell <command> [argument]
+
+   show:cache [rules | storage]
+   show:cache-stats
+   show:cluster
+   show:dns-resolver
+   show:dns-stats
+   show:hostdb
+   show:hostdb-stats
+   show:http
+   show:http-stats
+   show:http-trans-stats
+   show:icp [peers]
+   show:icp-stats
+   show:logging
+   show:logging-stats
+   show:parent [rules]
+   show:proxy
+   show:proxy-stats
+   show:remap
+   show:scheduled-update [rules]
+   show:security
+   show:socks [rules]
+   show:ssl
+   show:status
+   show:version
+   show:virtual-ip
+   help
+__EOF
+}
+
+
+#
+# Dispatcher  / command line
+#
+my %COMMANDS = ( "show:alarms", \&show_alarms,
+                 "show:cache", \&show_cache,
+                "show:cache-stats", \&show_cache_stats,
+                "show:cluster",  \&show_cluster,
+                "show:dns-resolver", \&show_dns_resolver,
+                "show:dns-stats", \&show_dns_stats,
+                "show:hostdb", \&show_hostdb,
+                "show:hostdb-stats", \&show_hostdb_stats,
+                "show:http", \&show_http,
+                "show:http-stats", \&show_http_stats,
+                "show:http-trans-stats", \&show_http_trans_stats,
+                "show:icp", \&show_icp,
+                "show:icp-stats", \&show_icp_stats,
+                "show:logging", \&show_logging,
+                "show:logging-stats", \&show_logging_stats,
+                "show:parent", \&show_parent,
+                "show:proxy", \&show_proxy,
+                "show:proxy-stats", \&show_proxy_stats,
+                "show:remap", \&show_remap,
+                "show:scheduled-update", \&show_scheduled_update,
+                "show:security", \&show_security,
+                "show:socks", \&show_socks,
+                "show:ssl", \&show_ssl,
+                "show:status", \&show_status,
+                "show:version", \&show_version,
+                "show:virtual-ip", \&show_virtual_ip,
+                "help", \&help,
+                "show", \&help);
+
+if ($#ARGV >= 0) {
+  my $cmd = shift;
+
+  die "Not valid command: $cmd" unless exists($COMMANDS{$cmd});
+  my $func = $COMMANDS{$cmd};
+
+  $func->(@ARGV);
+} else {
+  use Term::ReadLine;
+  my $term = Term::ReadLine->new('Apache Traffic Server');
+
+  my $prompt = "trafficserver> ";
+  my $OUT = $term->OUT || \*STDOUT;
+
+  while (defined ($_ = $term->readline($prompt))) {
+    chomp;
+    my ($cmd, @args) = split;
+
+    if (exists($COMMANDS{$cmd})) {
+      my $func = $COMMANDS{$cmd};
+      $func->(@args);
+      print "\n";
+    } else {
+      print "invalid command name \"$cmd\"\n";
+    }
+    $term->addhistory($_) if /\S/;
+  }
+}