diff options
Diffstat (limited to 'ebus-racket')
| -rwxr-xr-x | ebus-racket/inserter.rkt | 22 | ||||
| -rw-r--r-- | ebus-racket/util/tcp-repl.rkt | 35 |
2 files changed, 50 insertions, 7 deletions
diff --git a/ebus-racket/inserter.rkt b/ebus-racket/inserter.rkt index a5a7ac8..cd05ad9 100755 --- a/ebus-racket/inserter.rkt +++ b/ebus-racket/inserter.rkt @@ -1,10 +1,11 @@ #! /usr/bin/env racket #lang racket/base (require racket/cmdline - racket/stream racket/tcp + racket/stream net/url "ebus/layer7.rkt" + "util/tcp-repl.rkt" "util/json.rkt") (define logger (make-logger 'ebus-inserter (current-logger))) @@ -12,7 +13,7 @@ (define connect-host? (make-parameter null)) (define connect-port? (make-parameter null)) (define insert? (make-parameter #f)) -(define baseurl? (make-parameter "http://localhost:8080/api")) +(define baseurl? (make-parameter "http://localhost:8000/sensor")) ;; Send field and value to database server (define (insert-field sensor-name datatype offset value) @@ -20,14 +21,19 @@ ((member datatype (list "bit" "byte" "data1b" "word" "bcd")) "int") ((member datatype (list "byteEnum")) "string"))) (set! value (cond ((string=? type "float") (real->decimal-string value)) - ((string=? type "int") (number->string value)) (else value))) - (put-pure-port - (string->url (format "~a/value/~a" (baseurl?) sensor-name)) - (string->bytes/utf-8 value))) + (define response + (read-line (put-pure-port + (string->url (format "~a/~a" (baseurl?) sensor-name)) + (string->bytes/utf-8 (format "value=~a&type=~a" value type))))) + (define responseJson (string->jsexpr response)) + (cond ((eq? (json-null) (hash-ref responseJson 'error)) + (log-message logger 'debug (format "Successful insert: type=~a value=~a" + type value) #t)) + (else (log-message logger 'error (format "Error: type=~a value=~a ERROR:~a" + type value response) #t)))) (define (handle-packet packet) - (for ([field packet]) (log-message logger 'info (format "Field: ~a" field) #t) (when (insert?) @@ -48,6 +54,8 @@ [("-c" "--connect") host port "Connect to server <host> <port>" (connect-host? host) (connect-port? (string->number port))] + ["--tcp-repl" port "Open REPL on TCP <port>" + (tcp-repl-run (namespace-anchor->namespace repl-ns-anchor) (string->number port))] ["--insert" "Do Insert into Database" (insert? #t)] ["--baseurl" url "Database server http url" diff --git a/ebus-racket/util/tcp-repl.rkt b/ebus-racket/util/tcp-repl.rkt new file mode 100644 index 0000000..4b19d85 --- /dev/null +++ b/ebus-racket/util/tcp-repl.rkt @@ -0,0 +1,35 @@ +(module tcp-repl racket/base + (require mzlib/thread + racket/tcp) + (provide (prefix-out tcp-repl- run) + (prefix-out tcp-repl- logger)) + + (define logger (make-logger 'tcp-repl (current-logger))) + + (define (run namespace port) + (thread + (lambda () + (run-server port ; TCP-Port + (make-connection-handler namespace) ; connection handler + #f; timeout + (lambda (tcp-port max-allow-wait reuse?) ; listen handler + (log-message logger 'info (format "Listen on ~a:~a" "127.0.0.1" tcp-port) #t) + (tcp-listen tcp-port max-allow-wait reuse? "127.0.0.1")) + )))) + + (define (tcp-tostring port) + (let-values ([(address-from port-from address-to port-to) (tcp-addresses port #t)]) + (format "~a:~a -> ~a:~a" address-from port-from address-to port-to))) + + (define (make-connection-handler namespace) + (lambda (ip op) + (let/ec exit + (log-message logger 'info (format "New Connection ~a" (tcp-tostring ip)) #t) + (parameterize ([current-input-port ip] + [current-output-port op] + [current-error-port op] + [current-namespace namespace]) + (read-eval-print-loop)) + (log-message logger 'info (format "End Connection ~a" (tcp-tostring ip)) #t) + (close-output-port op)))) + ) ; end module tcp-repl
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