XRemoteBot : un servicio para programar robots en forma remota

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Detalles Bibliográficos
Autor Principal:	López, Fernando
Otros autores o Colaboradores:	Banchoff Tzancoff, Claudia Mariana (Director/a), Queiruga, Claudia Alejandra (Director/a)
Formato:	Tesis
Lengua:	español
Datos de publicación:	2015
Temas:	PYTHON JAVASCRIPT RUBY SISTEMAS CLIENTE/SERVIDOR ENSEÑANZA DE LA INFORMÁTICA PROGRAMACIÓN ROBÓTICA WebSockets
Acceso en línea:	Consultar en el Cátalogo
Descripción Física:	90 p. : il. col. + 1 CD-ROM

Tabla de Contenidos:

1. Motivación del diseño y desarrollo de XRemoteBot
1.1. Motivación
1.2. Los robots
1.2.1. Robot Scribbler de Parallax
1.2.2. Multiplo N6
1.3 Características comunes
2. Controlar dispositivos de forma remota
2.1. Educabot
2.2. Gobot con cppp-io
2.3. Cylon.js
2.4. VCar
2.5. Tele Toyland
2.6 Algunas reflexiones
3. Myro y DuinoBot: Las bases de la propuesta
3.1. Myro
3.2 DuinoBot
4. XRemoteBot: eXtended RemoteBot
4.1. RemoteBot
4.2. XRemoteBot
4.2.1. Configuraciones
4.2.2 WebSockets
5. Clientes de XRemoteBot
5.1. Cliente Python
5.2. Cliente Ruby
5.3. Cliente Javascript
5.3.1. API Javascript y asincronismo
5.3.2. Promises
5.3.3. Interacción con el navegador, DOM y Jquery
5.3.4 Interfaz web y streaming de video
6. Protocolo de capa de aplicación de XRemoteBot
6.1. Comparación entre JSON, BSON y CBOR
6.2. Protocolo diseñado para XRemoteBot
6.2.1. Consideraciones generales
6.2.2. Alternativas analizadas
6.2.3. El protocolo basado en JSON
6.2.4. Mensajes del cliente al servidor
6.3. Mensajes del servidor a los clientes
6.3.1. Mensajes tipo value
6.3.2. Mensajes tipo error
6.4. Ejemplos de interacción entre los clientes y el servidor
6.5 Modalidades del servidor
7. Pruebas
7.1. Pruebas de uso de recursos
7.2. Pruebas con la interfaz Javascript
7.2.1. Pruebas de codificación
7.3 Pruebas con los clientes Python y Ruby
8. Conclusiones y trabajo a futuro
8.1. Trabajo a futuro

foreach (glob($this->path . '/sess_*') as $filename) { if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); } } return true; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return true; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
language	"es"
VUFIND_SESSION	"d6245pb4e3ne0h8tjdl58cdvht"
ui	"standard"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1749548111.0253 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "d6245pb4e3ne0h8tjdl58cdvht" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#906}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1507}
SessionHelper	Laminas\Stdlib\ArrayObject {#1669}

Server/Request Data

Key	Value
REDIRECT_SCRIPT_URL	"/Record/dif.56203/TOC"
REDIRECT_SCRIPT_URI	"http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dif.56203/TOC"
REDIRECT_VUFIND_ENV	"development"
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_STATUS	"200"
SCRIPT_URL	"/Record/dif.56203/TOC"
SCRIPT_URI	"http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dif.56203/TOC"
VUFIND_ENV	"development"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"language=es; VUFIND_SESSION=d6245pb4e3ne0h8tjdl58cdvht; ui=standard"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar"
HTTP_VIA	"1.1 squid-proxy-5b5d847c96-wfqzm (squid/6.10)"
HTTP_X_FORWARDED_FOR	"10.1.54.192"
HTTP_CACHE_CONTROL	"max-age=259200"
HTTP_CONNECTION	"keep-alive"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.52 (Ubuntu) Server at vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar Port 80</address>\n"
SERVER_SOFTWARE	"Apache/2.4.52 (Ubuntu)"
SERVER_NAME	"vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar"
SERVER_ADDR	"172.17.0.170"
SERVER_PORT	"80"
REMOTE_ADDR	"216.73.216.32"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"http"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"webmaster@bibliotecas.unlp.edu.ar"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"44739"
REDIRECT_URL	"/Record/dif.56203/TOC"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/dif.56203/TOC"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1749548111.0147
REQUEST_TIME	1749548111

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
language	"es"
VUFIND_SESSION	"d6245pb4e3ne0h8tjdl58cdvht"
ui	"standard"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1749548111.0253 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "d6245pb4e3ne0h8tjdl58cdvht" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#906}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1507}
SessionHelper	Laminas\Stdlib\ArrayObject {#1669}

Server/Request Data

Key	Value
REDIRECT_SCRIPT_URL	"/Record/dif.56203/TOC"
REDIRECT_SCRIPT_URI	"http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dif.56203/TOC"
REDIRECT_VUFIND_ENV	"development"
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_STATUS	"200"
SCRIPT_URL	"/Record/dif.56203/TOC"
SCRIPT_URI	"http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dif.56203/TOC"
VUFIND_ENV	"development"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"language=es; VUFIND_SESSION=d6245pb4e3ne0h8tjdl58cdvht; ui=standard"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar"
HTTP_VIA	"1.1 squid-proxy-5b5d847c96-wfqzm (squid/6.10)"
HTTP_X_FORWARDED_FOR	"10.1.54.192"
HTTP_CACHE_CONTROL	"max-age=259200"
HTTP_CONNECTION	"keep-alive"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.52 (Ubuntu) Server at vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar Port 80</address>\n"
SERVER_SOFTWARE	"Apache/2.4.52 (Ubuntu)"
SERVER_NAME	"vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar"
SERVER_ADDR	"172.17.0.170"
SERVER_PORT	"80"
REMOTE_ADDR	"216.73.216.32"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"http"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"webmaster@bibliotecas.unlp.edu.ar"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"44739"
REDIRECT_URL	"/Record/dif.56203/TOC"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/dif.56203/TOC"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1749548111.0147
REQUEST_TIME	1749548111

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

XRemoteBot : un servicio para programar robots en forma remota

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Environment & details:

Environment & details: