int cli_fileid(const char *arg)
{
return rhizome_str_is_file_hash(arg);
}
static int rhizome_server_parse_http_request(rhizome_http_request *r)
{
/* Switching to writing, so update the call-back */
r->alarm.poll.events=POLLOUT;
watch(&r->alarm);
// Start building up a response.
r->request_type = 0;
// Parse the HTTP "GET" line.
char *path = NULL;
size_t pathlen = 0;
if (str_startswith(r->request, "GET ", &path)) {
char *p;
// This loop is guaranteed to terminate before the end of the buffer, because we know that the
// buffer contains at least "\n\n" and maybe "\r\n\r\n" at the end of the header block.
for (p = path; !isspace(*p); ++p)
;
pathlen = p - path;
if ( str_startswith(p, " HTTP/1.", &p)
&& (str_startswith(p, "0", &p) || str_startswith(p, "1", &p))
&& (str_startswith(p, "\r\n", &p) || str_startswith(p, "\n", &p))
)
path[pathlen] = '\0';
else
path = NULL;
}
if (path) {
char *id = NULL;
INFOF("RHIZOME HTTP SERVER, GET %s", alloca_toprint(1024, path, pathlen));
if (strcmp(path, "/favicon.ico") == 0) {
r->request_type = RHIZOME_HTTP_REQUEST_FAVICON;
rhizome_server_http_response_header(r, 200, "image/vnd.microsoft.icon", favicon_len);
} else if (strcmp(path, "/rhizome/groups") == 0) {
/* Return the list of known groups */
rhizome_server_sql_query_http_response(r, "id", "groups", "from groups", 32, 1);
} else if (strcmp(path, "/rhizome/files") == 0) {
/* Return the list of known files */
rhizome_server_sql_query_http_response(r, "id", "files", "from files", 32, 1);
} else if (strcmp(path, "/rhizome/bars") == 0) {
/* Return the list of known BARs */
rhizome_server_sql_query_http_response(r, "bar", "manifests", "from manifests", 32, 0);
} else if (str_startswith(path, "/rhizome/file/", &id)) {
/* Stream the specified payload */
if (!rhizome_str_is_file_hash(id)) {
rhizome_server_simple_http_response(r, 400, "<html><h1>Invalid payload ID</h1></html>\r\n");
} else {
// TODO: Check for Range: header and return 206 if returning partial content
str_toupper_inplace(id);
long long rowid = -1;
sqlite_exec_int64(&rowid, "select rowid from files where id='%s';", id);
if (rowid >= 0 && sqlite3_blob_open(rhizome_db, "main", "files", "data", rowid, 0, &r->blob) != SQLITE_OK)
rowid = -1;
if (rowid == -1) {
rhizome_server_simple_http_response(r, 404, "<html><h1>Payload not found</h1></html>\r\n");
} else {
r->source_index = 0;
r->blob_end = sqlite3_blob_bytes(r->blob);
rhizome_server_http_response_header(r, 200, "application/binary", r->blob_end - r->source_index);
r->request_type |= RHIZOME_HTTP_REQUEST_BLOB;
}
}
} else if (str_startswith(path, "/rhizome/manifest/", &id)) {
// TODO: Stream the specified manifest
rhizome_server_simple_http_response(r, 500, "<html><h1>Not implemented</h1></html>\r\n");
} else {
rhizome_server_simple_http_response(r, 404, "<html><h1>Not found</h1></html>\r\n");
}
} else {
if (debug & DEBUG_RHIZOME_TX)
DEBUGF("Received malformed HTTP request: %s", alloca_toprint(120, (const char *)r->request, r->request_length));
rhizome_server_simple_http_response(r, 400, "<html><h1>Malformed request</h1></html>\r\n");
}
/* Try sending data immediately. */
rhizome_server_http_send_bytes(r);
return 0;
}