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-rw-r--r--src/core.c22
-rw-r--r--src/core.h12
-rw-r--r--src/handler.c22
3 files changed, 39 insertions, 17 deletions
diff --git a/src/core.c b/src/core.c
index b018207..c3d4c03 100644
--- a/src/core.c
+++ b/src/core.c
@@ -48,10 +48,12 @@ static void tip_client_release(struct ev_loop *loop, struct tip_client *cli)
free((void *)cli->uri);
free((void *)cli->path);
- num_clients--;
- if (tip_client_large_file(cli))
- tip_client_activate_pending();
+ if (cli->method == TIP_METHOD_GET) {
+ num_clients--;
+ if (tip_client_large_file(cli))
+ tip_client_activate_pending();
+ }
free(cli);
}
@@ -161,11 +163,15 @@ static void tip_client_read_cb(struct ev_loop *loop, struct ev_io *io, int event
ntohs(cli->addr.sin_port));
goto close;
}
-
- syslog(LOG_INFO, "client %s:%hu starts download for %s\n",
- inet_ntoa(cli->addr.sin_addr),
- ntohs(cli->addr.sin_port), cli->uri);
-
+ if (cli->method == TIP_METHOD_GET) {
+ syslog(LOG_INFO, "client %s:%hu starts download for %s\n",
+ inet_ntoa(cli->addr.sin_addr),
+ ntohs(cli->addr.sin_port), cli->uri);
+ } else {
+ syslog(LOG_INFO, "client %s:%hu checks if %s exists\n",
+ inet_ntoa(cli->addr.sin_addr),
+ ntohs(cli->addr.sin_port), cli->uri);
+ }
ev_io_stop(loop, &cli->io);
ev_io_set(&cli->io, tip_client_socket(cli), EV_READ | EV_WRITE);
ev_io_start(loop, &cli->io);
diff --git a/src/core.h b/src/core.h
index 76cffa2..88a07a9 100644
--- a/src/core.h
+++ b/src/core.h
@@ -26,6 +26,11 @@ enum tip_client_state {
TIP_CLIENT_CLOSE_WAIT,
};
+enum tip_http_method {
+ TIP_METHOD_GET = 0,
+ TIP_METHOD_HEAD,
+};
+
struct tip_client {
struct list_head list;
struct ev_io io;
@@ -39,6 +44,7 @@ struct tip_client {
char auth_token[64];
/* for file serving. */
+ enum tip_http_method method;
const char *uri;
const char *path;
off_t size;
@@ -73,12 +79,6 @@ int tip_client_state_process_payload(struct tip_client *cli);
int tip_client_state_process_payload_reply(struct tip_client *cli);
int tip_client_state_process_payload_bulk(struct tip_client *cli);
-enum tip_http_method {
- TIP_METHOD_GET = 0,
- TIP_METHOD_POST,
- TIP_METHOD_NO_HTTP
-};
-
struct tip_client_redirect {
struct list_head list;
struct sockaddr_in addr;
diff --git a/src/handler.c b/src/handler.c
index 164a484..36d2628 100644
--- a/src/handler.c
+++ b/src/handler.c
@@ -55,7 +55,6 @@ static bool sanitize(const char *uri)
int tip_client_state_process_payload(struct tip_client *cli)
{
const char *trailer, *x_redirect;
- enum tip_http_method method;
bool allow_redirect = true;
char _uri[32], *uri = _uri;
char path[PATH_MAX + 1];
@@ -68,9 +67,13 @@ int tip_client_state_process_payload(struct tip_client *cli)
ntohs(cli->addr.sin_port), cli->buf); */
if (!strncmp(cli->buf, "GET", strlen("GET"))) {
- method = TIP_METHOD_GET;
+ cli->method = TIP_METHOD_GET;
if (sscanf(cli->buf, "GET %31s HTTP/1.1", uri) != 1)
return tip_client_method_not_found(cli);
+ } else if (!strncmp(cli->buf, "HEAD", strlen("HEAD"))) {
+ cli->method = TIP_METHOD_HEAD;
+ if (sscanf(cli->buf, "HEAD %31s HTTP/1.1", uri) != 1)
+ return tip_client_method_not_found(cli);
} else {
return tip_client_method_not_found(cli);
}
@@ -98,6 +101,12 @@ int tip_client_state_process_payload(struct tip_client *cli)
cli->uri = strdup(uri);
cli->path = strdup(path);
cli->size = st.st_size;
+
+ if (cli->method == TIP_METHOD_HEAD) {
+ cli->state = TIP_CLIENT_PROCESSING_REQUEST_2;
+ return 0;
+ }
+
cli->allow_redirect = allow_redirect;
num_clients++;
@@ -139,7 +148,14 @@ int tip_client_state_process_payload_reply(struct tip_client *cli)
send(tip_client_socket(cli), buf, strlen(buf), 0);
cli->fd = fd;
- cli->state = TIP_CLIENT_PROCESSING_REQUEST_3;
+ switch (cli->method) {
+ case TIP_METHOD_GET:
+ cli->state = TIP_CLIENT_PROCESSING_REQUEST_3;
+ break;
+ case TIP_METHOD_HEAD:
+ /* close connection. */
+ return 1;
+ }
return 0;
}