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-rw-r--r--CMakeLists.txt6
-rw-r--r--src/CMakeLists.txt14
-rw-r--r--src/afb-client-demo.c206
-rw-r--r--src/afb-context.c10
-rw-r--r--src/afb-ws-client.c41
-rw-r--r--src/afb-ws-client.h23
-rw-r--r--src/afb-ws.c1
-rw-r--r--src/afb-wsj1.c96
-rw-r--r--src/afb-wsj1.h3
-rw-r--r--src/session.c7
10 files changed, 291 insertions, 116 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index cee5a07f..12e4be95 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -123,9 +123,3 @@ ADD_DEFINITIONS(-DPLUGIN_INSTALL_DIR="${plugin_install_dir}")
ADD_SUBDIRECTORY(src)
ADD_SUBDIRECTORY(plugins)
-ADD_EXECUTABLE(afb-daemon $<TARGET_OBJECTS:src>)
-INCLUDE_DIRECTORIES(${include_dirs})
-TARGET_LINK_LIBRARIES(afb-daemon ${link_libraries})
-
-INSTALL(TARGETS afb-daemon
- RUNTIME DESTINATION ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR})
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 68beea00..67e3abce 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,5 +1,5 @@
-ADD_LIBRARY(src OBJECT
+ADD_LIBRARY(afb-lib OBJECT
afb-api-dbus.c
afb-api-so.c
afb-apis.c
@@ -16,11 +16,21 @@ ADD_LIBRARY(src OBJECT
afb-ws-json1.c
afb-ws.c
afb-wsj1.c
- main.c
session.c
verbose.c
websock.c
)
+
+INCLUDE_DIRECTORIES(${include_dirs})
+
+ADD_EXECUTABLE(afb-daemon $<TARGET_OBJECTS:afb-lib> main.c)
+INCLUDE_DIRECTORIES(${include_dirs})
+TARGET_LINK_LIBRARIES(afb-daemon ${link_libraries})
+
+ADD_EXECUTABLE(afb-client-demo $<TARGET_OBJECTS:afb-lib> afb-client-demo.c)
INCLUDE_DIRECTORIES(${include_dirs})
+TARGET_LINK_LIBRARIES(afb-client-demo ${link_libraries})
+INSTALL(TARGETS afb-daemon
+ RUNTIME DESTINATION ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR})
diff --git a/src/afb-client-demo.c b/src/afb-client-demo.c
new file mode 100644
index 00000000..004ab3f2
--- /dev/null
+++ b/src/afb-client-demo.c
@@ -0,0 +1,206 @@
+/*
+ * Copyright (C) 2015 "IoT.bzh"
+ * Author "Fulup Ar Foll"
+ * Author José Bollo <jose.bollo@iot.bzh>
+ *
+ * Licensed 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.
+ */
+
+#define _GNU_SOURCE
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <errno.h>
+
+#include <systemd/sd-event.h>
+
+#include "afb-common.h"
+#include "afb-wsj1.h"
+#include "afb-ws-client.h"
+
+static void on_hangup(void *closure, struct afb_wsj1 *wsj1);
+static void on_call(void *closure, const char *api, const char *verb, struct afb_wsj1_msg *msg);
+static void on_event(void *closure, const char *event, struct afb_wsj1_msg *msg);
+static int io_event_callback(sd_event_source *src, int fd, uint32_t revents, void *closure);
+static void emit(const char *api, const char *verb, const char *object);
+
+static struct afb_wsj1_itf itf = {
+ .on_hangup = on_hangup,
+ .on_call = on_call,
+ .on_event = on_event
+};
+
+static struct afb_wsj1 *wsj1;
+static int exonrep;
+static int callcount;
+static sd_event_source *evsrc;
+
+static void usage(int status, char *arg0)
+{
+ char *name = strrchr(arg0, '/');
+ name = name ? name + 1 : arg0;
+ fprintf(status ? stderr : stdin, "usage: %s uri [api verb data]\n", name);
+ exit(status);
+}
+
+int main(int ac, char **av, char **env)
+{
+ if (ac != 2 && ac != 5)
+ usage(1, av[0]);
+ if (!strcmp(av[1], "-h") || !strcmp(av[1], "--help"))
+ usage(0, av[0]);
+
+ wsj1 = afb_ws_client_connect_wsj1(av[1], &itf, NULL);
+ if (wsj1 == NULL) {
+ fprintf(stderr, "connection to %s failed: %m\n", av[1]);
+ return 1;
+ }
+
+ if (ac == 2) {
+ fcntl(0, F_SETFL, O_NONBLOCK);
+ sd_event_add_io(afb_common_get_event_loop(), &evsrc, 0, EPOLLIN, io_event_callback, NULL);
+ } else {
+ exonrep = 1;
+ emit(av[2], av[3], av[4]);
+ }
+ for(;;)
+ sd_event_run(afb_common_get_event_loop(), 30000000);
+ return 0;
+}
+
+static void on_hangup(void *closure, struct afb_wsj1 *wsj1)
+{
+ printf("ON-HANGUP\n");
+ exit(0);
+}
+
+static void on_call(void *closure, const char *api, const char *verb, struct afb_wsj1_msg *msg)
+{
+ int rc;
+ printf("ON-CALL %s/%s(%s)\n", api, verb, afb_wsj1_msg_object_s(msg));
+ rc = afb_wsj1_reply_error_s(msg, "\"unimplemented\"", NULL);
+ if (rc < 0)
+ fprintf(stderr, "replying failed: %m\n");
+}
+
+static void on_event(void *closure, const char *event, struct afb_wsj1_msg *msg)
+{
+ printf("ON-EVENT %s(%s)\n", event, afb_wsj1_msg_object_s(msg));
+}
+
+static void event(const char *event, const char *object)
+{
+ int rc;
+
+ rc = afb_wsj1_send_event_s(wsj1, event, object);
+ if (rc < 0)
+ fprintf(stderr, "sending !%s(%s) failed: %m\n", event, object);
+}
+
+static void on_reply(void *closure, struct afb_wsj1_msg *msg)
+{
+ printf("ON-REPLY %s: %s\n", (char*)closure, afb_wsj1_msg_object_s(msg));
+ free(closure);
+ callcount--;
+ if (exonrep && !callcount)
+ //afb_wsj1_hangup(afb_wsj1_msg_wsj1(msg));
+ exit(0);
+}
+
+static void call(const char *api, const char *verb, const char *object)
+{
+ static int num = 0;
+ char *key;
+ int rc;
+
+ rc = asprintf(&key, "%d:%s/%s", ++num, api, verb);
+ callcount++;
+ rc = afb_wsj1_call_s(wsj1, api, verb, object, on_reply, key);
+ if (rc < 0) {
+ fprintf(stderr, "calling %s/%s(%s) failed: %m\n", api, verb, object);
+ callcount--;
+ }
+}
+
+static void emit(const char *api, const char *verb, const char *object)
+{
+ if (api[0] == '!' && api[1] == 0)
+ event(verb, object);
+ else
+ call(api, verb, object);
+}
+
+static int io_event_callback(sd_event_source *src, int fd, uint32_t revents, void *closure)
+{
+ static size_t count = 0;
+ static char line[16384];
+ static char sep[] = " \t";
+ static char sepnl[] = " \t\n";
+
+ ssize_t rc;
+ size_t pos;
+
+ /* read the buffer */
+ do { rc = read(0, line + count, sizeof line - count); } while (rc < 0 && errno == EINTR);
+ if (rc < 0) {
+ fprintf(stderr, "read error: %m\n");
+ exit(1);
+ }
+ if (rc == 0) {
+ if (!callcount)
+ exit(0);
+ exonrep = 1;
+ sd_event_source_unref(evsrc);
+ }
+ count += (size_t)rc;
+
+ /* normalise the buffer content */
+ /* TODO: handle backspace \x7f */
+
+ /* process the lines */
+ pos = 0;
+ for(;;) {
+ size_t i, api[2], verb[2], rest[2];
+ i = pos;
+ while(i < count && strchr(sep, line[i])) i++;
+ api[0] = i; while(i < count && !strchr(sepnl, line[i])) i++; api[1] = i;
+ while(i < count && strchr(sep, line[i])) i++;
+ verb[0] = i; while(i < count && !strchr(sepnl, line[i])) i++; verb[1] = i;
+ while(i < count && strchr(sep, line[i])) i++;
+ rest[0] = i; while(i < count && line[i] != '\n') i++; rest[1] = i;
+ if (i == count) break;
+ line[i++] = 0;
+ if (api[0] == api[1] || verb[0] == verb[1] || rest[0] == rest[1])
+ fprintf(stderr, "bad line: %s\n", line+pos);
+ else {
+ line[api[1]] = line[verb[1]] = 0;
+ emit(line + api[0], line + verb[0], line + rest[0]);
+ }
+ pos = i;
+ }
+ count -= pos;
+ if (count == sizeof line) {
+ fprintf(stderr, "overflow\n");
+ exit(1);
+ }
+ if (count)
+ memmove(line, line + pos, count);
+ return 1;
+}
+
diff --git a/src/afb-context.c b/src/afb-context.c
index 2f391dec..62f1f06d 100644
--- a/src/afb-context.c
+++ b/src/afb-context.c
@@ -23,8 +23,7 @@
#include "session.h"
#include "afb-context.h"
-
-void afb_context_init(struct afb_context *context, struct AFB_clientCtx *session, const char *token)
+static void init_context(struct afb_context *context, struct AFB_clientCtx *session, const char *token)
{
assert(session != NULL);
@@ -42,6 +41,11 @@ void afb_context_init(struct afb_context *context, struct AFB_clientCtx *session
}
}
+void afb_context_init(struct afb_context *context, struct AFB_clientCtx *session, const char *token)
+{
+ init_context(context, ctxClientAddRef(session), token);
+}
+
int afb_context_connect(struct afb_context *context, const char *uuid, const char *token)
{
int created;
@@ -50,7 +54,7 @@ int afb_context_connect(struct afb_context *context, const char *uuid, const cha
session = ctxClientGetSession (uuid, &created);
if (session == NULL)
return -1;
- afb_context_init(context, session, token);
+ init_context(context, session, token);
if (created)
context->created = 1;
return 0;
diff --git a/src/afb-ws-client.c b/src/afb-ws-client.c
index 6ed3f50f..ceb00cbe 100644
--- a/src/afb-ws-client.c
+++ b/src/afb-ws-client.c
@@ -82,8 +82,12 @@ static char *strjoin(int count, const char **strings, const char *separ)
for(count = 0 ; strings[count] != NULL ; count++);
/* compute the length of the result */
- length = 0;
- if (count != 0) {
+ if (count == 0)
+ length = 0;
+ else {
+ length = (unsigned)(count - 1) * strlen(separ);
+ for (idx = 0 ; idx < count ; idx ++)
+ length += strlen(strings[idx]);
}
/* allocates the result */
@@ -104,10 +108,11 @@ static char *strjoin(int count, const char **strings, const char *separ)
}
/* creates the http message for the request */
-static int make_request(char **request, const char *path, const char *key, const char *protocols)
+static int make_request(char **request, const char *path, const char *host, const char *key, const char *protocols)
{
int rc = asprintf(request,
- "GET %s HTTP1.1\r\n"
+ "GET %s HTTP/1.1\r\n"
+ "Host: %s\r\n"
"Upgrade: websocket\r\n"
"Connection: Upgrade\r\n"
"Sec-WebSocket-Version: 13\r\n"
@@ -116,6 +121,7 @@ static int make_request(char **request, const char *path, const char *key, const
"Content-Length: 0\r\n"
"\r\n"
, path
+ , host
, key
, protocols
);
@@ -128,7 +134,7 @@ static int make_request(char **request, const char *path, const char *key, const
}
/* create the request and send it to fd, returns the expected accept string */
-static const char *send_request(int fd, const char **protocols, const char *path)
+static const char *send_request(int fd, const char **protocols, const char *path, const char *host)
{
const char *key, *ack;
char *protolist, *request;
@@ -141,7 +147,7 @@ static const char *send_request(int fd, const char **protocols, const char *path
/* create the request */
getkeypair(&key, &ack);
- length = make_request(&request, path, key, protolist);
+ length = make_request(&request, path, host, key, protolist);
free(protolist);
if (length < 0)
return NULL;
@@ -196,12 +202,12 @@ static int receive_response(int fd, const char **protocols, const char *ack)
if (len != 8 || 0 != strncmp(line, "HTTP/1.1", 8))
goto error;
it = line + len;
- len = strspn(line, " ");
+ len = strspn(it, " ");
if (len == 0)
goto error;
it += len;
- len = strcspn(line, " ");
- if (len != 3 || 0 != strncmp(line, "101", 3))
+ len = strcspn(it, " ");
+ if (len != 3 || 0 != strncmp(it, "101", 3))
goto error;
/* reads the rest of the response until empty line */
@@ -254,9 +260,9 @@ error:
return result;
}
-static int negociate(int fd, const char **protocols, const char *path)
+static int negociate(int fd, const char **protocols, const char *path, const char *host)
{
- const char *ack = send_request(fd, protocols, path);
+ const char *ack = send_request(fd, protocols, path, host);
return ack == NULL ? -1 : receive_response(fd, protocols, ack);
}
@@ -296,8 +302,7 @@ static int parse_uri(const char *uri, char **host, char **service, const char **
/* make the result */
*host = strndup(h, hlen);
if (*host != NULL) {
- return -1;
- *service = plen ? strndup(h, hlen) : strdup("http");
+ *service = plen ? strndup(p, plen) : strdup("http");
if (*service != NULL) {
*path = uri;
return 0;
@@ -321,7 +326,7 @@ static const char *proto_json1[2] = { "x-afb-ws-json1", NULL };
struct afb_wsj1 *afb_ws_client_connect_wsj1(const char *uri, struct afb_wsj1_itf *itf, void *closure)
{
int rc, fd;
- char *host, *service;
+ char *host, *service, xhost[32];
const char *path;
struct addrinfo hint, *rai, *iai;
struct afb_wsj1 *result;
@@ -347,11 +352,17 @@ struct afb_wsj1 *afb_ws_client_connect_wsj1(const char *uri, struct afb_wsj1_itf
result = NULL;
iai = rai;
while (iai != NULL) {
+ struct sockaddr_in *a = (struct sockaddr_in*)(iai->ai_addr);
+ unsigned char *ipv4 = (unsigned char*)&(a->sin_addr.s_addr);
+ unsigned char *port = (unsigned char*)&(a->sin_port);
+ sprintf(xhost, "%d.%d.%d.%d:%d",
+ (int)ipv4[0], (int)ipv4[1], (int)ipv4[2], (int)ipv4[3],
+ (((int)port[0]) << 8)|(int)port[1]);
fd = socket(iai->ai_family, iai->ai_socktype, iai->ai_protocol);
if (fd >= 0) {
rc = connect(fd, iai->ai_addr, iai->ai_addrlen);
if (rc == 0) {
- rc = negociate(fd, proto_json1, path);
+ rc = negociate(fd, proto_json1, path, xhost);
if (rc == 0) {
result = afb_wsj1_create(fd, itf, closure);
if (result != NULL)
diff --git a/src/afb-ws-client.h b/src/afb-ws-client.h
new file mode 100644
index 00000000..2117bb8c
--- /dev/null
+++ b/src/afb-ws-client.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright 2016 IoT.bzh
+ * Author: José Bollo <jose.bollo@iot.bzh>
+ *
+ * Licensed 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.
+ */
+
+#pragma once
+
+struct afb_wsj1;
+struct afb_wsj1_itf;
+
+extern struct afb_wsj1 *afb_ws_client_connect_wsj1(const char *uri, struct afb_wsj1_itf *itf, void *closure);
diff --git a/src/afb-ws.c b/src/afb-ws.c
index 5e8732db..22d96914 100644
--- a/src/afb-ws.c
+++ b/src/afb-ws.c
@@ -272,6 +272,7 @@ int afb_ws_texts(struct afb_ws *ws, ...)
}
ios[count].iov_base = (void*)s;
ios[count].iov_len = strlen(s);
+ count++;
s = va_arg(args, const char *);
}
va_end(args);
diff --git a/src/afb-wsj1.c b/src/afb-wsj1.c
index 0a7dfd80..7d4730e4 100644
--- a/src/afb-wsj1.c
+++ b/src/afb-wsj1.c
@@ -34,8 +34,8 @@
#define RETERR 4
#define EVENT 5
-static void wsj1_on_hangup(struct afb_wsj1 *ws);
-static void wsj1_on_text(struct afb_wsj1 *ws, char *text, size_t size);
+static void wsj1_on_hangup(struct afb_wsj1 *wsj1);
+static void wsj1_on_text(struct afb_wsj1 *wsj1, char *text, size_t size);
static struct afb_ws_itf wsj1_itf = {
.on_hangup = (void*)wsj1_on_hangup,
@@ -127,10 +127,10 @@ void afb_wsj1_unref(struct afb_wsj1 *wsj1)
}
}
-static void wsj1_on_hangup(struct afb_wsj1 *ws)
+static void wsj1_on_hangup(struct afb_wsj1 *wsj1)
{
- if (ws->itf->on_hangup != NULL)
- ws->itf->on_hangup(ws->closure);
+ if (wsj1->itf->on_hangup != NULL)
+ wsj1->itf->on_hangup(wsj1->closure, wsj1);
}
@@ -302,7 +302,8 @@ static void wsj1_on_text(struct afb_wsj1 *wsj1, char *text, size_t size)
afb_wsj1_addref(wsj1);
msg->wsj1 = wsj1;
msg->next = wsj1->messages;
- msg->next->previous = msg;
+ if (msg->next != NULL)
+ msg->next->previous = msg;
wsj1->messages = msg;
/* incoke the handler */
@@ -418,90 +419,11 @@ const char *afb_wsj1_msg_token(struct afb_wsj1_msg *msg)
return msg->token;
}
-
-
-
-
-
-
-
-
-
-#if 0
-
-
-
-
-
-static void wsj1_emit(struct afb_wsj1 *wsj1, int code, const char *id, size_t idlen, struct json_object *data, const char *token)
+struct afb_wsj1 *afb_wsj1_msg_wsj1(struct afb_wsj1_msg *msg)
{
- json_object *msg;
- const char *txt;
-
- /* pack the message */
- msg = json_object_new_array();
- json_object_array_add(msg, json_object_new_int(code));
- json_object_array_add(msg, json_object_new_string_len(id, (int)idlen));
- json_object_array_add(msg, data);
- if (token)
- json_object_array_add(msg, json_object_new_string(token));
-
- /* emits the reply */
- txt = json_object_to_json_string(msg);
- afb_ws_text(wsj1->ws, txt, strlen(txt));
- json_object_put(msg);
+ return msg->wsj1;
}
-static void wsj1_msg_reply(struct afb_wsj1_msg *msg, int retcode, const char *status, const char *info, json_object *resp)
-{
- const char *token = afb_context_sent_token(&msg->context);
- wsj1_emit(msg->wsj1, retcode, msg->id, msg->idlen, afb_msg_json_reply(status, info, resp, token, NULL), token);
-}
-
-static void wsj1_msg_fail(struct afb_wsj1_msg *msg, const char *status, const char *info)
-{
- wsj1_msg_reply(msg, RETERR, status, info, NULL);
-}
-
-static void wsj1_msg_success(struct afb_wsj1_msg *msg, json_object *obj, const char *info)
-{
- wsj1_msg_reply(msg, RETOK, "success", info, obj);
-}
-
-static const char *wsj1_msg_raw(struct afb_wsj1_msg *msg, size_t *size)
-{
- *size = msg->objlen;
- return msg->obj;
-}
-
-static void wsj1_msg_send(struct afb_wsj1_msg *msg, const char *buffer, size_t size)
-{
- afb_ws_text(msg->wsj1->ws, buffer, size);
-}
-
-static void wsj1_send_event(struct afb_wsj1 *wsj1, const char *event, struct json_object *object)
-{
- wsj1_emit(wsj1, EVENT, event, strlen(event), afb_msg_json_event(event, object), NULL);
-}
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-#endif
-
-
static int wsj1_send_isot(struct afb_wsj1 *wsj1, int i1, const char *s1, const char *o1, const char *t1)
{
char code[2] = { (char)('0' + i1), 0 };
diff --git a/src/afb-wsj1.h b/src/afb-wsj1.h
index d96367f9..ab390cf0 100644
--- a/src/afb-wsj1.h
+++ b/src/afb-wsj1.h
@@ -23,7 +23,7 @@ struct afb_wsj1_msg;
struct json_object;
struct afb_wsj1_itf {
- void (*on_hangup)(void *closure);
+ void (*on_hangup)(void *closure, struct afb_wsj1 *wsj1);
void (*on_call)(void *closure, const char *api, const char *verb, struct afb_wsj1_msg *msg);
void (*on_event)(void *closure, const char *event, struct afb_wsj1_msg *msg);
};
@@ -58,6 +58,7 @@ extern const char *afb_wsj1_msg_api(struct afb_wsj1_msg *msg);
extern const char *afb_wsj1_msg_verb(struct afb_wsj1_msg *msg);
extern const char *afb_wsj1_msg_event(struct afb_wsj1_msg *msg);
extern const char *afb_wsj1_msg_token(struct afb_wsj1_msg *msg);
+extern struct afb_wsj1 *afb_wsj1_msg_wsj1(struct afb_wsj1_msg *msg);
extern const char *afb_wsj1_msg_object_s(struct afb_wsj1_msg *msg);
extern struct json_object *afb_wsj1_msg_object_j(struct afb_wsj1_msg *msg);
diff --git a/src/session.c b/src/session.c
index 22e50cfc..326b16af 100644
--- a/src/session.c
+++ b/src/session.c
@@ -197,11 +197,10 @@ static void ctxStoreCleanUp (time_t now)
// Loop on Sessions Table and remove anything that is older than timeout
for (idx=0; idx < sessions.max; idx++) {
- ctx = ctxClientAddRef(sessions.store[idx]);
+ ctx = sessions.store[idx];
if (ctx != NULL && ctxStoreTooOld(ctx, now)) {
ctxClientClose (ctx);
}
- ctxClientUnref(ctx);
}
}
@@ -291,6 +290,10 @@ void ctxClientClose (struct AFB_clientCtx *clientCtx)
ctxUuidFreeCB (clientCtx);
while(clientCtx->listeners != NULL)
ctxClientEventListenerRemove(clientCtx, clientCtx->listeners->listener);
+ if (clientCtx->refcount == 0) {
+ ctxStoreDel (clientCtx);
+ free(clientCtx);
+ }
}
}