@@ -21,14 +21,10 @@ (use srfi-1 posix regex regex-case srfi-69 hostinfo md5 message-digest posix-extras) (use spiffy uri-common intarweb http-client spiffy-request-vars intarweb spiffy-directory-listing) -;; Configurations for server -(tcp-buffer-size 2048) -(max-connections 2048) - (declare (unit http-transport)) (declare (uses common)) (declare (uses db)) (declare (uses tests)) @@ -43,638 +39,5 @@ (include "common_records.scm") (include "db_records.scm") (include "js-path.scm") (require-library stml) -(define (http-transport:make-server-url hostport) - (if (not hostport) - #f - (conc "http://" (car hostport) ":" (cadr hostport)))) - -(define *server-loop-heart-beat* (current-seconds)) - -;;====================================================================== -;; S E R V E R -;; ====================================================================== - -;; Call this to start the actual server -;; - -(define *db:process-queue-mutex* (make-mutex)) - -(define (http-transport:run hostn) - (debug:print 2 *default-log-port* "Attempting to start the server ...") - (let* ((db #f) ;; (open-db)) ;; we don't want the server to be opening and closing the db unnecesarily - (hostname (get-host-name)) - (ipaddrstr (let ((ipstr (if (string=? "-" hostn) - ;; (string-intersperse (map number->string (u8vector->list (hostname->ip hostname))) ".") - (server:get-best-guess-address hostname) - #f))) - (if ipstr ipstr hostn))) ;; hostname))) - (start-port (portlogger:open-run-close portlogger:find-port)) - (link-tree-path (common:get-linktree)) - (tmp-area (common:get-db-tmp-area *alldat*)) - (start-file (conc tmp-area "/.server-start"))) - (debug:print-info 0 *default-log-port* "portlogger recommended port: " start-port) - ;; set some parameters for the server - (root-path (if link-tree-path - link-tree-path - (current-directory))) ;; WARNING: SECURITY HOLE. FIX ASAP! - (handle-directory spiffy-directory-listing) - (handle-exception (lambda (exn chain) - (signal (make-composite-condition - (make-property-condition - 'server - 'message "server error"))))) - - ;; http-transport:handle-directory) ;; simple-directory-handler) - ;; Setup the web server and a /ctrl interface - ;; - (vhost-map `(((* any) . ,(lambda (continue) - ;; open the db on the first call - ;; This is were we set up the database connections - (let* (($ (request-vars source: 'both)) - (dat ($ 'dat)) - (res #f)) - (cond - ((equal? (uri-path (request-uri (current-request))) - '(/ "api")) - (send-response body: (api:process-request *dbstruct-db* $) ;; the $ is the request vars proc - headers: '((content-type text/plain))) - (mutex-lock! *heartbeat-mutex*) - (set! *db-last-access* (current-seconds)) - (mutex-unlock! *heartbeat-mutex*)) - ((equal? (uri-path (request-uri (current-request))) - '(/ "")) - (send-response body: (http-transport:main-page))) - ((equal? (uri-path (request-uri (current-request))) - '(/ "json_api")) - (send-response body: (http-transport:main-page))) - ((equal? (uri-path (request-uri (current-request))) - '(/ "runs")) - (send-response body: (http-transport:main-page))) - ((equal? (uri-path (request-uri (current-request))) - '(/ any)) - (send-response body: "hey there!\n" - headers: '((content-type text/plain)))) - ((equal? (uri-path (request-uri (current-request))) - '(/ "hey")) - (send-response body: "hey there!\n" - headers: '((content-type text/plain)))) - ((equal? (uri-path (request-uri (current-request))) - '(/ "jquery3.1.0.js")) - (send-response body: (http-transport:show-jquery) - headers: '((content-type application/javascript)))) - ((equal? (uri-path (request-uri (current-request))) - '(/ "test_log")) - (send-response body: (http-transport:html-test-log $) - headers: '((content-type text/HTML)))) - ((equal? (uri-path (request-uri (current-request))) - '(/ "dashboard")) - (send-response body: (http-transport:html-dboard $) - headers: '((content-type text/HTML)))) - (else (continue)))))))) - (with-output-to-file start-file (lambda ()(print (current-process-id)))) - (http-transport:try-start-server ipaddrstr start-port))) - -;; This is recursively run by http-transport:run until sucessful -;; -(define (http-transport:try-start-server ipaddrstr portnum) - (let ((config-hostname (configf:lookup *configdat* "server" "hostname")) - (config-use-proxy (equal? (configf:lookup *configdat* "client" "use-http_proxy") "yes"))) - (if (not config-use-proxy) - (determine-proxy (constantly #f))) - (debug:print-info 0 *default-log-port* "http-transport:try-start-server time=" (seconds->time-string (current-seconds)) " ipaddrsstr=" ipaddrstr " portnum=" portnum " config-hostname=" config-hostname) - (handle-exceptions - exn - (begin - (print-error-message exn) - (if (< portnum 64000) - (begin - (debug:print 0 *default-log-port* "WARNING: attempt to start server failed. Trying again ...") - (debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn)) - (debug:print 5 *default-log-port* "exn=" (condition->list exn)) - (portlogger:open-run-close portlogger:set-failed portnum) - (debug:print 0 *default-log-port* "WARNING: failed to start on portnum: " portnum ", trying next port") - (thread-sleep! 0.1) - - ;; get_next_port goes here - (http-transport:try-start-server ipaddrstr - (portlogger:open-run-close portlogger:find-port))) - (begin - (print "ERROR: Tried and tried but could not start the server")))) - ;; any error in following steps will result in a retry - (set! *server-info* (list ipaddrstr portnum)) - (debug:print 0 *default-log-port* "INFO: Trying to start server on " ipaddrstr ":" portnum) - ;; This starts the spiffy server - ;; NEED WAY TO SET IP TO #f TO BIND ALL - ;; (start-server bind-address: ipaddrstr port: portnum) - (if config-hostname ;; this is a hint to bind directly - (start-server port: portnum bind-address: (if (equal? config-hostname "-") - ipaddrstr - config-hostname)) - (start-server port: portnum)) - (portlogger:open-run-close portlogger:set-port portnum "released") - (debug:print 1 *default-log-port* "INFO: server has been stopped")))) - -;;====================================================================== -;; S E R V E R U T I L I T I E S -;;====================================================================== - -;;====================================================================== -;; C L I E N T S -;;====================================================================== - -(define *http-mutex* (make-mutex)) - -;; NOTE: Large block of code from 32436b426188080f72fceb6894af541fbad9921e removed here -;; I'm pretty sure it is defunct. - -;; This next block all imported en-mass from the api branch -(define *http-requests-in-progress* 0) -(define *http-connections-next-cleanup* (current-seconds)) - -(define (http-transport:get-time-to-cleanup) - (let ((res #f)) - (mutex-lock! *http-mutex*) - (set! res (> (current-seconds) *http-connections-next-cleanup*)) - (mutex-unlock! *http-mutex*) - res)) - -(define (http-transport:inc-requests-count) - (mutex-lock! *http-mutex*) - (set! *http-requests-in-progress* (+ 1 *http-requests-in-progress*)) - ;; Use this opportunity to slow things down iff there are too many requests in flight - (if (> *http-requests-in-progress* 5) - (begin - (debug:print-info 0 *default-log-port* "Whoa there buddy, ease up...") - (thread-sleep! 1))) - (mutex-unlock! *http-mutex*)) - -(define (http-transport:dec-requests-count proc) - (mutex-lock! *http-mutex*) - (proc) - (set! *http-requests-in-progress* (- *http-requests-in-progress* 1)) - (mutex-unlock! *http-mutex*)) - -(define (http-transport:dec-requests-count-and-close-all-connections) - (set! *http-requests-in-progress* (- *http-requests-in-progress* 1)) - (let loop ((etime (+ (current-seconds) 5))) ;; give up in five seconds - (if (> *http-requests-in-progress* 0) - (if (> etime (current-seconds)) - (begin - (thread-sleep! 0.05) - (loop etime)) - (debug:print-error 0 *default-log-port* "requests still in progress after 5 seconds of waiting. I'm going to pass on cleaning up http connections")) - (close-all-connections!))) - (set! *http-connections-next-cleanup* (+ (current-seconds) 10)) - (mutex-unlock! *http-mutex*)) - -(define (http-transport:inc-requests-and-prep-to-close-all-connections) - (mutex-lock! *http-mutex*) - (set! *http-requests-in-progress* (+ 1 *http-requests-in-progress*))) - -;; Send "cmd" with json payload "params" to serverdat and receive result -;; -(define (http-transport:client-api-send-receive run-id serverdat cmd params #!key (numretries 3)(area-dat #f)) - (let* ((fullurl (if (vector? serverdat) - (http-transport:server-dat-get-api-req serverdat) - (begin - (debug:print 0 *default-log-port* "FATAL ERROR: http-transport:client-api-send-receive called with no server info") - (exit 1)))) - (res (vector #f "uninitialized")) - (success #t) - (sparams (db:obj->string params transport: 'http)) - (areadat (or area-dat *areadat*))) - (debug:print-info 11 *default-log-port* "fullurl=" fullurl ", cmd=" cmd ", params=" params ", run-id=" run-id "\n") - ;; set up the http-client here - (max-retry-attempts 1) - ;; consider all requests indempotent - (retry-request? (lambda (request) - #f)) - ;; send the data and get the response - ;; extract the needed info from the http data and - ;; process and return it. - (let* ((send-recieve (lambda () - (mutex-lock! *http-mutex*) - ;; (condition-case (with-input-from-request "http://localhost"; #f read-lines) - ;; ((exn http client-error) e (print e))) - (set! res (vector ;;; DON'T FORGET - THIS IS THE CLIENT SIDE! NOTE: consider moving this to client.scm since we are only supporting http transport at this time. - success - (db:string->obj - (handle-exceptions - exn - (let ((call-chain (get-call-chain)) - (msg ((condition-property-accessor 'exn 'message) exn))) - (set! success #f) - (if (debug:debug-mode 1) - (debug:print-info 0 *default-log-port* "couldn't talk to server, trying again ...") - (begin - (debug:print 0 *default-log-port* "WARNING: failure in with-input-from-request to " fullurl ".") - (debug:print 0 *default-log-port* " message: " msg) - (debug:print 0 *default-log-port* " cmd: " cmd " params: " params) - (debug:print 0 *default-log-port* " call-chain: " call-chain))) - (if areadat - (areadat-conndat-set! areadat #f)) - ;; Killing associated server to allow clean retry.") - ;; (tasks:kill-server-run-id run-id) ;; better to kill the server in the logic that called this routine? - (mutex-unlock! *http-mutex*) - ;;; (signal (make-composite-condition - ;;; (make-property-condition 'commfail 'message "failed to connect to server"))) - ;;; "communications failed" - (db:obj->string #f)) - (with-input-from-request ;; was dat - fullurl - (list (cons 'key (or *server-id* "thekey")) - (cons 'cmd cmd) - (cons 'params sparams)) - read-string)) - transport: 'http) - 0)) ;; added this speculatively - ;; Shouldn't this be a call to the managed call-all-connections stuff above? - (close-all-connections!) - (mutex-unlock! *http-mutex*) - )) - (time-out (lambda () - (thread-sleep! 45) - #f)) - (th1 (make-thread send-recieve "with-input-from-request")) - (th2 (make-thread time-out "time out"))) - (thread-start! th1) - (thread-start! th2) - (thread-join! th1) - (thread-terminate! th2) - (debug:print-info 11 *default-log-port* "got res=" res) - (if (vector? res) - (if (vector-ref res 0) ;; this is the first flag or the second flag? - res ;; this is the *inner* vector? seriously? why? - (if (debug:debug-mode 11) - (let ((call-chain (get-call-chain))) ;; note: this code also called in nmsg-transport - consider consolidating it - (print-call-chain (current-error-port)) - (debug:print-error 11 *default-log-port* "error above occured at server, res=" res " message: " ((condition-property-accessor 'exn 'message) exn)) - (debug:print 11 *default-log-port* " server call chain:") - (pp (vector-ref res 1) (current-error-port)) - (signal (vector-ref res 0))) - res)) - (signal (make-composite-condition - (make-property-condition - 'timeout - 'message "nmsg-transport:client-api-send-receive-raw timed out talking to server"))))))) - -;; careful closing of connections stored in *alldat* -;; -(define (http-transport:close-connections #!key (all-dat #f)) - (let* ((alldat (or all-dat *alldat*)) - (server-dat (if alldat - (alldat-conndat alldat) - #f))) ;; (hash-table-ref/default *areadat* run-id #f))) - (if (vector? server-dat) - (let ((api-dat (http-transport:server-dat-get-api-uri server-dat))) - (handle-exceptions - exn - (begin - (print-call-chain *default-log-port*) - (debug:print-error 0 *default-log-port* " closing connection failed with error: " ((condition-property-accessor 'exn 'message) exn))) - (close-connection! api-dat) - ;;(close-idle-connections!) - #t)) - #f))) - -;; http-transport:server-dat definition moved to common_records.scm - -;; -;; connect -;; -(define (http-transport:client-connect iface port) - (let* ((api-url (conc "http://" iface ":" port "/api")) - (api-uri (uri-reference (conc "http://" iface ":" port "/api"))) - (api-req (make-request method: 'POST uri: api-uri)) - (server-dat (vector iface port api-uri api-url api-req (current-seconds)))) - server-dat)) - -;; run http-transport:keep-running in a parallel thread to monitor that the db is being -;; used and to shutdown after sometime if it is not. -;; -(define (http-transport:keep-running) - ;; if none running or if > 20 seconds since - ;; server last used then start shutdown - ;; This thread waits for the server to come alive - (debug:print-info 0 *default-log-port* "Starting the sync-back, keep alive thread in server") - (let* ((tmp-area (common:get-db-tmp-area *alldat*)) - (started-file (conc tmp-area "/.server-started")) - (server-start-time (current-seconds)) - (server-info (let loop ((start-time (current-seconds)) - (changed #t) - (last-sdat "not this")) - (let ((sdat #f)) - (thread-sleep! 0.01) - (debug:print-info 0 *default-log-port* "Waiting for server alive signature") - (mutex-lock! *heartbeat-mutex*) - (set! sdat *server-info*) - (mutex-unlock! *heartbeat-mutex*) - (if (and sdat - (not changed) - (> (- (current-seconds) start-time) 2)) - (begin - (debug:print-info 0 *default-log-port* "Received server alive signature") - (common:save-pkt `((action . alive) - (T . server) - (pid . ,(current-process-id)) - (ipaddr . ,(car sdat)) - (port . ,(cadr sdat))) - *configdat* #t) - sdat) - (begin - (debug:print-info 0 *default-log-port* "Still waiting, last-sdat=" last-sdat) - (sleep 4) - (if (> (- (current-seconds) start-time) 120) ;; been waiting for two minutes - (begin - (debug:print-error 0 *default-log-port* "transport appears to have died, exiting server") - (common:save-pkt `((action . died) - (T . server) - (pid . ,(current-process-id)) - (ipaddr . ,(car sdat)) - (port . ,(cadr sdat)) - (msg . "Transport died?")) - *configdat* #t) - (exit)) - (loop start-time - (equal? sdat last-sdat) - sdat))))))) - (iface (car server-info)) - (port (cadr server-info)) - (last-access 0) - (server-timeout (server:expiration-timeout)) - (server-going #f) - (server-log-file (args:get-arg "-log"))) ;; always set when we are a server - - (with-output-to-file started-file (lambda ()(print (current-process-id)))) - - (let loop ((count 0) - (server-state 'available) - (bad-sync-count 0) - (start-time (current-milliseconds))) - ;; Use this opportunity to sync the tmp db to megatest.db - (if (not server-going) ;; *dbstruct-db* - (begin - (debug:print 0 *default-log-port* "SERVER: dbprep") - (set! *dbstruct-db* (db:setup #t)) ;; run-id)) - (set! server-going #t) - (debug:print 0 *default-log-port* "SERVER: running, megatest version: " (common:get-full-version)) ;; NOTE: the server is NOT yet marked as running in the log. We do that in the keep-running routine. - (thread-start! *watchdog*))) - - ;; when things go wrong we don't want to be doing the various queries too often - ;; so we strive to run this stuff only every four seconds or so. - (let* ((sync-time (- (current-milliseconds) start-time)) - (rem-time (quotient (- 4000 sync-time) 1000))) - (if (and (<= rem-time 4) - (> rem-time 0)) - (thread-sleep! rem-time))) - - (if (< count 1) ;; 3x3 = 9 secs aprox - (loop (+ count 1) 'running bad-sync-count (current-milliseconds))) - - ;; Check that iface and port have not changed (can happen if server port collides) - (mutex-lock! *heartbeat-mutex*) - (set! sdat *server-info*) - (mutex-unlock! *heartbeat-mutex*) - - (if (not (equal? sdat (list iface port))) - (let ((new-iface (car sdat)) - (new-port (cadr sdat))) - (debug:print-info 0 *default-log-port* "WARNING: interface changed, refreshing iface and port info") - (set! iface new-iface) - (set! port new-port) - (debug:print 0 *default-log-port* "SERVER STARTED: " iface ":" port " AT " (current-seconds)) - (flush-output *default-log-port*))) - - ;; Transfer *db-last-access* to last-access to use in checking that we are still alive - (mutex-lock! *heartbeat-mutex*) - (set! last-access *db-last-access*) - (mutex-unlock! *heartbeat-mutex*) - - (if (common:low-noise-print 120 (conc "server running on " iface ":" port)) - (begin - (debug:print 0 *default-log-port* "SERVER STARTED: " iface ":" port " AT " (current-seconds)) - (flush-output *default-log-port*))) - (if (common:low-noise-print 60 "dbstats") - (begin - (debug:print 0 *default-log-port* "Server stats:") - (db:print-current-query-stats))) - (let* ((hrs-since-start (/ (- (current-seconds) server-start-time) 3600))) - (cond - ((and *server-run* - (> (+ last-access server-timeout) - (current-seconds))) - (if (common:low-noise-print 120 "server continuing") - (debug:print-info 0 *default-log-port* "Server continuing, seconds since last db access: " (- (current-seconds) last-access)) - (let ((curr-time (current-seconds))) - (handle-exceptions - exn - (debug:print 0 *default-log-port* "ERROR: Failed to change timestamp on log file " server-log-file ". Are you out of space on that disk?") - (if (not *server-overloaded*) - (change-file-times server-log-file curr-time curr-time))))) - (loop 0 server-state bad-sync-count (current-milliseconds))) - (else - (debug:print-info 0 *default-log-port* "Server timed out. seconds since last db access: " (- (current-seconds) last-access)) - (http-transport:server-shutdown port))))))) - -(define (http-transport:server-shutdown port) - (begin - ;;(BB> "http-transport:server-shutdown called") - (debug:print-info 0 *default-log-port* "Starting to shutdown the server. pid="(current-process-id)) - ;; - ;; start_shutdown - ;; - (set! *time-to-exit* #t) ;; tell on-exit to be fast as we've already cleaned up - (portlogger:open-run-close portlogger:set-port port "released") - (thread-sleep! 1) - - ;; (debug:print-info 0 *default-log-port* "Max cached queries was " *max-cache-size*) - ;; (debug:print-info 0 *default-log-port* "Number of cached writes " *number-of-writes*) - ;; (debug:print-info 0 *default-log-port* "Average cached write time " - ;; (if (eq? *number-of-writes* 0) - ;; "n/a (no writes)" - ;; (/ *writes-total-delay* - ;; *number-of-writes*)) - ;; " ms") - ;; (debug:print-info 0 *default-log-port* "Number non-cached queries " *number-non-write-queries*) - ;; (debug:print-info 0 *default-log-port* "Average non-cached time " - ;; (if (eq? *number-non-write-queries* 0) - ;; "n/a (no queries)" - ;; (/ *total-non-write-delay* - ;; *number-non-write-queries*)) - ;; " ms") - - (db:print-current-query-stats) - (common:save-pkt `((action . exit) - (T . server) - (pid . ,(current-process-id))) - *configdat* #t) - (debug:print-info 0 *default-log-port* "Server shutdown complete. Exiting") - (exit))) - -;; all routes though here end in exit ... -;; -;; start_server? -;; -(define (http-transport:launch) - ;; check that a server start is in progress, pause or exit if so - (let* ((tmp-area (common:get-db-tmp-area *alldat*)) - (server-start (conc tmp-area "/.server-start")) - (server-started (conc tmp-area "/.server-started")) - (start-time (common:lazy-modification-time server-start)) - (started-time (common:lazy-modification-time server-started)) - (server-starting (< start-time started-time)) ;; if start-time is less than started-time then a server is still starting - (start-time-old (> (- (current-seconds) start-time) 5)) - (cleanup-proc (lambda (msg) - (let* ((serv-fname (conc "server-" (current-process-id) "-" (get-host-name) ".log")) - (full-serv-fname (conc *toppath* "/logs/" serv-fname)) - (new-serv-fname (conc *toppath* "/logs/" "defunct-" serv-fname))) - (debug:print 0 *default-log-port* msg) - (if (common:file-exists? full-serv-fname) - (system (conc "sleep 1;mv -f " full-serv-fname " " new-serv-fname)) - (debug:print 0 *default-log-port* "INFO: cannot move " full-serv-fname " to " new-serv-fname)) - (exit))))) - (if (and (not start-time-old) ;; last server start try was less than five seconds ago - (not server-starting)) - (begin - (cleanup-proc "NOT starting server, there is either a recently started server or a server in process of starting") - (exit))) - ;; lets not even bother to start if there are already three or more server files ready to go - (let* ((num-alive (server:get-num-alive (server:get-list *toppath*)))) - (if (> num-alive 3) - (begin - (cleanup-proc (conc "ERROR: Aborting server start because there are already " num-alive " possible servers either running or starting up")) - (exit)))) - (common:save-pkt `((action . start) - (T . server) - (pid . ,(current-process-id))) - *configdat* #t) - (let* ((th2 (make-thread (lambda () - (debug:print-info 0 *default-log-port* "Server run thread started") - (http-transport:run - (if (args:get-arg "-server") - (args:get-arg "-server") - "-") - )) "Server run")) - (th3 (make-thread (lambda () - (debug:print-info 0 *default-log-port* "Server monitor thread started") - (http-transport:keep-running) - "Keep running")))) - (thread-start! th2) - (thread-sleep! 0.25) ;; give the server time to settle before starting the keep-running monitor. - (thread-start! th3) - (set! *didsomething* #t) - (thread-join! th2) - (exit)))) - -;; (define (http-transport:server-signal-handler signum) -;; (signal-mask! signum) -;; (handle-exceptions -;; exn -;; (debug:print 0 *default-log-port* " ... exiting ...") -;; (let ((th1 (make-thread (lambda () -;; (thread-sleep! 1)) -;; "eat response")) -;; (th2 (make-thread (lambda () -;; (debug:print-error 0 *default-log-port* "Received ^C, attempting clean exit. Please be patient and wait a few seconds before hitting ^C again.") -;; (thread-sleep! 3) ;; give the flush three seconds to do it's stuff -;; (debug:print 0 *default-log-port* " Done.") -;; (exit 4)) -;; "exit on ^C timer"))) -;; (thread-start! th2) -;; (thread-start! th1) -;; (thread-join! th2)))) - -;;=============================================== -;; Java script -;;=============================================== -(define (http-transport:show-jquery) - (let* ((data (tests:readlines *java-script-lib*))) -(string-join data "\n"))) - - - -;;====================================================================== -;; web pages -;;====================================================================== - -(define (http-transport:html-test-log $) - (let* ((run-id ($ 'runid)) - (test-item ($ 'testname)) - (parts (string-split test-item ":")) - (test-name (car parts)) - - (item-name (if (equal? (length parts) 1) - "" - (cadr parts)))) - ;(print $) -(tests:get-test-log run-id test-name item-name))) - - -(define (http-transport:html-dboard $) - (let* ((page ($ 'page)) - (oup (open-output-string)) - (bdy "--------------------------") - - (ret (tests:dynamic-dboard page))) - (s:output-new oup ret) - (close-output-port oup) - - (set! bdy (get-output-string oup)) - (conc "

Dashboard

" bdy "

" ))) - -(define (http-transport:main-page) - (let ((linkpath (root-path))) - (conc "

" (pathname-strip-directory *toppath*) "

" - "" - "Run area: " *toppath* - "

Server Stats

" - (http-transport:stats-table) - "
" - (http-transport:runs linkpath) - "
" - (http-transport:run-stats) - "" - ))) - -(define (http-transport:stats-table) - (mutex-lock! *heartbeat-mutex*) - (let ((res - (conc "" - ;; "" - "" - "" - "" - ;; "" - "" - "
Max cached queries " *max-cache-size* "
Number of cached writes " *number-of-writes* "
Average cached write time " (if (eq? *number-of-writes* 0) - "n/a (no writes)" - (/ *writes-total-delay* - *number-of-writes*)) - " ms
Number non-cached queries " *number-non-write-queries* "
Average non-cached time " (if (eq? *number-non-write-queries* 0) - ;; "n/a (no queries)" - ;; (/ *total-non-write-delay* - ;; *number-non-write-queries*)) - " ms
Last access" (seconds->time-string *db-last-access*) "
"))) - (mutex-unlock! *heartbeat-mutex*) - res)) - -(define (http-transport:runs linkpath) - (conc "

Runs

" - (string-intersperse - (let ((files (map pathname-strip-directory (glob (conc linkpath "/*"))))) - (map (lambda (p) - (conc "" p "
")) - files)) - " "))) - -(define (http-transport:run-stats) - (let ((stats (open-run-close db:get-running-stats #f))) - (conc "" - (string-intersperse - (map (lambda (stat) - (conc "")) - stats) - " ") - "
" (car stat) "" (cadr stat) "
")))