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; }