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authorJosé Bollo <jose.bollo@iot.bzh>2016-04-08 17:27:06 +0200
committerJosé Bollo <jose.bollo@iot.bzh>2016-04-08 17:27:06 +0200
commitfcef933b69ccc363ad10d9f7308f02c5dc474ff6 (patch)
tree7921c7b570b4ce901d92f50fdb9dbb3f59ec5e47
parent041ce4919b4513f7e019b018558e947164101b35 (diff)
restoring cookie of session
Change-Id: I3bd1ba1827dee5a16dd927154f802689894cc6a3 Signed-off-by: José Bollo <jose.bollo@iot.bzh>
-rw-r--r--src/afb-hreq.c119
-rw-r--r--src/afb-hreq.h9
-rw-r--r--src/afb-hswitch.c1
-rw-r--r--src/afb-websock.c28
-rw-r--r--src/main.c5
5 files changed, 111 insertions, 51 deletions
diff --git a/src/afb-hreq.c b/src/afb-hreq.c
index 3ddc4d1e..9984cbcb 100644
--- a/src/afb-hreq.c
+++ b/src/afb-hreq.c
@@ -51,6 +51,8 @@ static const char token_header[] = "x-afb-token";
static const char token_arg[] = "token";
static const char token_cookie[] = "token";
+static char *cookie_name = NULL;
+static char *cookie_setter = NULL;
struct hreq_data {
struct hreq_data *next;
@@ -149,6 +151,64 @@ static int validsubpath(const char *subpath)
#define MAGIC_DB "/usr/share/misc/magic.mgc"
#endif
+static void afb_hreq_reply_v(struct afb_hreq *hreq, unsigned status, struct MHD_Response *response, va_list args)
+{
+ char *cookie;
+ const char *k, *v;
+ k = va_arg(args, const char *);
+ while (k != NULL) {
+ v = va_arg(args, const char *);
+ MHD_add_response_header(response, k, v);
+ k = va_arg(args, const char *);
+ }
+ if (hreq->context != NULL && asprintf(&cookie, cookie_setter, hreq->context->uuid)) {
+ MHD_add_response_header(response, MHD_HTTP_HEADER_SET_COOKIE, cookie);
+ free(cookie);
+ }
+ MHD_queue_response(hreq->connection, status, response);
+ MHD_destroy_response(response);
+}
+
+void afb_hreq_reply(struct afb_hreq *hreq, unsigned status, struct MHD_Response *response, ...)
+{
+ va_list args;
+ va_start(args, response);
+ afb_hreq_reply_v(hreq, status, response, args);
+ va_end(args);
+}
+
+void afb_hreq_reply_empty(struct afb_hreq *hreq, unsigned status, ...)
+{
+ va_list args;
+ va_start(args, status);
+ afb_hreq_reply_v(hreq, status, MHD_create_response_from_buffer(0, NULL, MHD_RESPMEM_PERSISTENT), args);
+ va_end(args);
+}
+
+void afb_hreq_reply_static(struct afb_hreq *hreq, unsigned status, size_t size, char *buffer, ...)
+{
+ va_list args;
+ va_start(args, buffer);
+ afb_hreq_reply_v(hreq, status, MHD_create_response_from_buffer((unsigned)size, buffer, MHD_RESPMEM_PERSISTENT), args);
+ va_end(args);
+}
+
+void afb_hreq_reply_copy(struct afb_hreq *hreq, unsigned status, size_t size, char *buffer, ...)
+{
+ va_list args;
+ va_start(args, buffer);
+ afb_hreq_reply_v(hreq, status, MHD_create_response_from_buffer((unsigned)size, buffer, MHD_RESPMEM_MUST_COPY), args);
+ va_end(args);
+}
+
+void afb_hreq_reply_free(struct afb_hreq *hreq, unsigned status, size_t size, char *buffer, ...)
+{
+ va_list args;
+ va_start(args, buffer);
+ afb_hreq_reply_v(hreq, status, MHD_create_response_from_buffer((unsigned)size, buffer, MHD_RESPMEM_MUST_FREE), args);
+ va_end(args);
+}
+
static magic_t lazy_libmagic()
{
static int done = 0;
@@ -266,20 +326,7 @@ int afb_hreq_valid_tail(struct afb_hreq *hreq)
void afb_hreq_reply_error(struct afb_hreq *hreq, unsigned int status)
{
- char *buffer;
- int length;
- struct MHD_Response *response;
-
- length = asprintf(&buffer, "<html><body>error %u</body></html>", status);
- if (length > 0)
- response = MHD_create_response_from_buffer((unsigned)length, buffer, MHD_RESPMEM_MUST_FREE);
- else {
- buffer = "<html><body>error</body></html>";
- response = MHD_create_response_from_buffer(strlen(buffer), buffer, MHD_RESPMEM_PERSISTENT);
- }
- if (!MHD_queue_response(hreq->connection, status, response))
- fprintf(stderr, "Failed to reply error code %u", status);
- MHD_destroy_response(response);
+ afb_hreq_reply_empty(hreq, status, NULL);
}
int afb_hreq_reply_file_if_exist(struct afb_hreq *hreq, int dirfd, const char *filename)
@@ -387,10 +434,10 @@ int afb_hreq_reply_file_if_exist(struct afb_hreq *hreq, int dirfd, const char *f
}
/* fills the value and send */
- MHD_add_response_header(response, MHD_HTTP_HEADER_CACHE_CONTROL, hreq->cacheTimeout);
- MHD_add_response_header(response, MHD_HTTP_HEADER_ETAG, etag);
- MHD_queue_response(hreq->connection, status, response);
- MHD_destroy_response(response);
+ afb_hreq_reply(hreq, status, response,
+ MHD_HTTP_HEADER_CACHE_CONTROL, hreq->cacheTimeout,
+ MHD_HTTP_HEADER_ETAG, etag,
+ NULL);
return 1;
}
@@ -404,12 +451,8 @@ int afb_hreq_reply_file(struct afb_hreq *hreq, int dirfd, const char *filename)
int afb_hreq_redirect_to(struct afb_hreq *hreq, const char *url)
{
- struct MHD_Response *response;
-
- response = MHD_create_response_from_buffer(0, empty_string, MHD_RESPMEM_PERSISTENT);
- MHD_add_response_header(response, MHD_HTTP_HEADER_LOCATION, url);
- MHD_queue_response(hreq->connection, MHD_HTTP_MOVED_PERMANENTLY, response);
- MHD_destroy_response(response);
+ afb_hreq_reply_static(hreq, MHD_HTTP_MOVED_PERMANENTLY, 0, NULL,
+ MHD_HTTP_HEADER_LOCATION, url, NULL);
if (verbosity)
fprintf(stderr, "redirect from [%s] to [%s]\n", hreq->url, url);
return 1;
@@ -563,9 +606,7 @@ static const char *req_raw(struct afb_hreq *hreq, size_t *size)
static void req_send(struct afb_hreq *hreq, char *buffer, size_t size)
{
- struct MHD_Response *response = MHD_create_response_from_buffer((unsigned)size, buffer, MHD_RESPMEM_MUST_FREE);
- MHD_queue_response(hreq->connection, MHD_HTTP_OK, response);
- MHD_destroy_response(response);
+ afb_hreq_reply_free(hreq, MHD_HTTP_OK, size, buffer, NULL);
}
static ssize_t send_json_cb(json_object *obj, uint64_t pos, char *buf, size_t max)
@@ -594,8 +635,7 @@ static void req_reply(struct afb_hreq *hreq, unsigned retcode, const char *statu
}
response = MHD_create_response_from_callback(MHD_SIZE_UNKNOWN, SIZE_RESPONSE_BUFFER, (void*)send_json_cb, root, (void*)json_object_put);
- MHD_queue_response(hreq->connection, retcode, response);
- MHD_destroy_response(response);
+ afb_hreq_reply(hreq, retcode, response, NULL);
}
static void req_fail(struct afb_hreq *hreq, const char *status, const char *info)
@@ -617,7 +657,7 @@ struct AFB_clientCtx *afb_hreq_context(struct afb_hreq *hreq)
if (uuid == NULL)
uuid = afb_hreq_get_argument(hreq, uuid_arg);
if (uuid == NULL)
- uuid = afb_hreq_get_cookie(hreq, uuid_cookie);
+ uuid = afb_hreq_get_cookie(hreq, cookie_name);
hreq->context = ctxClientGetForUuid(uuid);
}
return hreq->context;
@@ -667,5 +707,24 @@ static void req_session_close(struct afb_hreq *hreq)
ctxClientClose(context);
}
+int afb_hreq_init_cookie(int port, const char *path, int maxage)
+{
+ int rc;
+
+ free(cookie_name);
+ free(cookie_setter);
+ cookie_name = NULL;
+ cookie_setter = NULL;
+
+ path = path ? : "/";
+ rc = asprintf(&cookie_name, "x-afb-uuid-%d", port);
+ if (rc < 0)
+ return 0;
+ rc = asprintf(&cookie_setter, "%s=%%s; Path=%s; Max-Age=%d; HttpOnly",
+ cookie_name, path, maxage);
+ if (rc < 0)
+ return 0;
+ return 1;
+}
diff --git a/src/afb-hreq.h b/src/afb-hreq.h
index 41f499d0..5c09e4e6 100644
--- a/src/afb-hreq.h
+++ b/src/afb-hreq.h
@@ -63,4 +63,13 @@ extern struct afb_req afb_hreq_to_req(struct afb_hreq *hreq);
extern struct AFB_clientCtx *afb_hreq_context(struct afb_hreq *hreq);
+extern int afb_hreq_init_cookie(int port, const char *path, int maxage);
+
+extern void afb_hreq_reply_static(struct afb_hreq *hreq, unsigned status, size_t size, char *buffer, ...);
+
+extern void afb_hreq_reply_copy(struct afb_hreq *hreq, unsigned status, size_t size, char *buffer, ...);
+
+extern void afb_hreq_reply_free(struct afb_hreq *hreq, unsigned status, size_t size, char *buffer, ...);
+
+extern void afb_hreq_reply_empty(struct afb_hreq *hreq, unsigned status, ...);
diff --git a/src/afb-hswitch.c b/src/afb-hswitch.c
index d531155d..606d2664 100644
--- a/src/afb-hswitch.c
+++ b/src/afb-hswitch.c
@@ -81,4 +81,3 @@ int afb_hswitch_websocket_switch(struct afb_hreq *hreq, void *data)
}
-
diff --git a/src/afb-websock.c b/src/afb-websock.c
index 0fd5b66f..285d65da 100644
--- a/src/afb-websock.c
+++ b/src/afb-websock.c
@@ -125,7 +125,6 @@ int afb_websock_check_upgrade(struct afb_hreq *hreq)
const char *connection, *upgrade, *key, *version, *protocols;
char acceptval[29];
int vernum;
- struct MHD_Response *response;
const struct protodef *proto;
void *ws;
@@ -154,13 +153,8 @@ int afb_websock_check_upgrade(struct afb_hreq *hreq)
/* is a supported version ? */
vernum = atoi(version);
if (vernum != 13) {
- response = MHD_create_response_from_buffer(0, NULL,
- MHD_RESPMEM_PERSISTENT);
- MHD_add_response_header (response, sec_websocket_version_s,
- "13");
- MHD_queue_response (hreq->connection, MHD_HTTP_BAD_REQUEST,
- response);
- MHD_destroy_response (response);
+ afb_hreq_reply_empty(hreq, MHD_HTTP_UPGRADE_REQUIRED,
+ sec_websocket_version_s, "13", NULL);
return 1;
}
@@ -185,18 +179,12 @@ int afb_websock_check_upgrade(struct afb_hreq *hreq)
/* send the accept connection */
make_accept_value(key, acceptval);
- response = MHD_create_response_from_buffer(0, NULL,
- MHD_RESPMEM_PERSISTENT);
- MHD_add_response_header (response, sec_websocket_accept_s, acceptval);
- MHD_add_response_header (response, sec_websocket_protocol_s,
- proto->name);
- MHD_add_response_header (response, MHD_HTTP_HEADER_CONNECTION,
- MHD_HTTP_HEADER_UPGRADE);
- MHD_add_response_header (response, MHD_HTTP_HEADER_UPGRADE,
- websocket_s);
- MHD_queue_response (hreq->connection, MHD_HTTP_SWITCHING_PROTOCOLS,
- response);
- MHD_destroy_response (response);
+ afb_hreq_reply_empty(hreq, MHD_HTTP_SWITCHING_PROTOCOLS,
+ sec_websocket_accept_s, acceptval,
+ sec_websocket_protocol_s, proto->name,
+ MHD_HTTP_HEADER_CONNECTION, MHD_HTTP_HEADER_UPGRADE,
+ MHD_HTTP_HEADER_UPGRADE, websocket_s,
+ NULL);
hreq->upgrade = 1;
return 1;
diff --git a/src/main.c b/src/main.c
index f81bfef8..d58a897a 100644
--- a/src/main.c
+++ b/src/main.c
@@ -33,6 +33,7 @@
#include "afb-hswitch.h"
#include "afb-api-so.h"
#include "afb-hsrv.h"
+#include "afb-hreq.h"
#include "session.h"
#include "verbose.h"
#include "utils-upoll.h"
@@ -516,6 +517,10 @@ int main(int argc, char *argv[]) {
afb_api_so_add_pathset(session->config->ldpaths);
ctxStoreInit(CTX_NBCLIENTS, session->config->cntxTimeout, session->config->token);
+ if (!afb_hreq_init_cookie(session->config->httpdPort, session->config->rootapi, DEFLT_CNTX_TIMEOUT)) {
+ fprintf (stderr, "ERR: initialisation of cookies failed\n");
+ exit (1);
+ }
install_error_handlers();