diff options
Diffstat (limited to 'src/web_client.h')
| -rw-r--r-- | src/web_client.h | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/src/web_client.h b/src/web_client.h deleted file mode 100644 index b495c37e..00000000 --- a/src/web_client.h +++ /dev/null @@ -1,189 +0,0 @@ -#ifndef NETDATA_WEB_CLIENT_H -#define NETDATA_WEB_CLIENT_H 1 - -#ifdef NETDATA_WITH_ZLIB -extern int web_enable_gzip, - web_gzip_level, - web_gzip_strategy; -#endif /* NETDATA_WITH_ZLIB */ - -extern int respect_web_browser_do_not_track_policy; -extern char *web_x_frame_options; - -typedef enum web_client_mode { - WEB_CLIENT_MODE_NORMAL = 0, - WEB_CLIENT_MODE_FILECOPY = 1, - WEB_CLIENT_MODE_OPTIONS = 2, - WEB_CLIENT_MODE_STREAM = 3 -} WEB_CLIENT_MODE; - -typedef enum web_client_flags { - WEB_CLIENT_FLAG_DEAD = 1 << 1, // if set, this client is dead - - WEB_CLIENT_FLAG_KEEPALIVE = 1 << 2, // if set, the web client will be re-used - - WEB_CLIENT_FLAG_WAIT_RECEIVE = 1 << 3, // if set, we are waiting more input data - WEB_CLIENT_FLAG_WAIT_SEND = 1 << 4, // if set, we have data to send to the client - - WEB_CLIENT_FLAG_DO_NOT_TRACK = 1 << 5, // if set, we should not set cookies on this client - WEB_CLIENT_FLAG_TRACKING_REQUIRED = 1 << 6, // if set, we need to send cookies - - WEB_CLIENT_FLAG_TCP_CLIENT = 1 << 7, // if set, the client is using a TCP socket - WEB_CLIENT_FLAG_UNIX_CLIENT = 1 << 8, // if set, the client is using a UNIX socket - - WEB_CLIENT_FLAG_DONT_CLOSE_SOCKET = 1 << 9, // don't close the socket when cleaning up (static-threaded web server) -} WEB_CLIENT_FLAGS; - -//#ifdef HAVE_C___ATOMIC -//#define web_client_flag_check(w, flag) (__atomic_load_n(&((w)->flags), __ATOMIC_SEQ_CST) & flag) -//#define web_client_flag_set(w, flag) __atomic_or_fetch(&((w)->flags), flag, __ATOMIC_SEQ_CST) -//#define web_client_flag_clear(w, flag) __atomic_and_fetch(&((w)->flags), ~flag, __ATOMIC_SEQ_CST) -//#else -#define web_client_flag_check(w, flag) ((w)->flags & (flag)) -#define web_client_flag_set(w, flag) (w)->flags |= flag -#define web_client_flag_clear(w, flag) (w)->flags &= ~flag -//#endif - -#define WEB_CLIENT_IS_DEAD(w) web_client_flag_set(w, WEB_CLIENT_FLAG_DEAD) -#define web_client_check_dead(w) web_client_flag_check(w, WEB_CLIENT_FLAG_DEAD) - -#define web_client_has_keepalive(w) web_client_flag_check(w, WEB_CLIENT_FLAG_KEEPALIVE) -#define web_client_enable_keepalive(w) web_client_flag_set(w, WEB_CLIENT_FLAG_KEEPALIVE) -#define web_client_disable_keepalive(w) web_client_flag_clear(w, WEB_CLIENT_FLAG_KEEPALIVE) - -#define web_client_has_donottrack(w) web_client_flag_check(w, WEB_CLIENT_FLAG_DO_NOT_TRACK) -#define web_client_enable_donottrack(w) web_client_flag_set(w, WEB_CLIENT_FLAG_DO_NOT_TRACK) -#define web_client_disable_donottrack(w) web_client_flag_clear(w, WEB_CLIENT_FLAG_DO_NOT_TRACK) - -#define web_client_has_tracking_required(w) web_client_flag_check(w, WEB_CLIENT_FLAG_TRACKING_REQUIRED) -#define web_client_enable_tracking_required(w) web_client_flag_set(w, WEB_CLIENT_FLAG_TRACKING_REQUIRED) -#define web_client_disable_tracking_required(w) web_client_flag_clear(w, WEB_CLIENT_FLAG_TRACKING_REQUIRED) - -#define web_client_has_wait_receive(w) web_client_flag_check(w, WEB_CLIENT_FLAG_WAIT_RECEIVE) -#define web_client_enable_wait_receive(w) web_client_flag_set(w, WEB_CLIENT_FLAG_WAIT_RECEIVE) -#define web_client_disable_wait_receive(w) web_client_flag_clear(w, WEB_CLIENT_FLAG_WAIT_RECEIVE) - -#define web_client_has_wait_send(w) web_client_flag_check(w, WEB_CLIENT_FLAG_WAIT_SEND) -#define web_client_enable_wait_send(w) web_client_flag_set(w, WEB_CLIENT_FLAG_WAIT_SEND) -#define web_client_disable_wait_send(w) web_client_flag_clear(w, WEB_CLIENT_FLAG_WAIT_SEND) - -#define web_client_set_tcp(w) web_client_flag_set(w, WEB_CLIENT_FLAG_TCP_CLIENT) -#define web_client_set_unix(w) web_client_flag_set(w, WEB_CLIENT_FLAG_UNIX_CLIENT) -#define web_client_check_unix(w) web_client_flag_check(w, WEB_CLIENT_FLAG_UNIX_CLIENT) - -#define web_client_is_corkable(w) web_client_flag_check(w, WEB_CLIENT_FLAG_TCP_CLIENT) - -#define NETDATA_WEB_REQUEST_URL_SIZE 8192 -#define NETDATA_WEB_RESPONSE_ZLIB_CHUNK_SIZE 16384 -#define NETDATA_WEB_RESPONSE_HEADER_SIZE 4096 -#define NETDATA_WEB_REQUEST_COOKIE_SIZE 1024 -#define NETDATA_WEB_REQUEST_ORIGIN_HEADER_SIZE 1024 -#define NETDATA_WEB_RESPONSE_INITIAL_SIZE 16384 -#define NETDATA_WEB_REQUEST_RECEIVE_SIZE 16384 -#define NETDATA_WEB_REQUEST_MAX_SIZE 16384 - -struct response { - BUFFER *header; // our response header - BUFFER *header_output; // internal use - BUFFER *data; // our response data buffer - - int code; // the HTTP response code - - size_t rlen; // if non-zero, the excepted size of ifd (input of firecopy) - size_t sent; // current data length sent to output - - int zoutput; // if set to 1, web_client_send() will send compressed data -#ifdef NETDATA_WITH_ZLIB - z_stream zstream; // zlib stream for sending compressed output to client - Bytef zbuffer[NETDATA_WEB_RESPONSE_ZLIB_CHUNK_SIZE]; // temporary buffer for storing compressed output - size_t zsent; // the compressed bytes we have sent to the client - size_t zhave; // the compressed bytes that we have received from zlib - int zinitialized:1; -#endif /* NETDATA_WITH_ZLIB */ - -}; - -typedef enum web_client_acl { - WEB_CLIENT_ACL_NONE = 0, - WEB_CLIENT_ACL_NOCHECK = 0, - WEB_CLIENT_ACL_DASHBOARD = 1 << 0, - WEB_CLIENT_ACL_REGISTRY = 1 << 1, - WEB_CLIENT_ACL_BADGE = 1 << 2 -} WEB_CLIENT_ACL; - -#define web_client_can_access_dashboard(w) ((w)->acl & WEB_CLIENT_ACL_DASHBOARD) -#define web_client_can_access_registry(w) ((w)->acl & WEB_CLIENT_ACL_REGISTRY) -#define web_client_can_access_badges(w) ((w)->acl & WEB_CLIENT_ACL_BADGE) - -#define web_client_can_access_stream(w) \ - (!web_allow_streaming_from || simple_pattern_matches(web_allow_streaming_from, (w)->client_ip)) - -#define web_client_can_access_netdataconf(w) \ - (!web_allow_netdataconf_from || simple_pattern_matches(web_allow_netdataconf_from, (w)->client_ip)) - -struct web_client { - unsigned long long id; - - WEB_CLIENT_FLAGS flags; // status flags for the client - WEB_CLIENT_MODE mode; // the operational mode of the client - WEB_CLIENT_ACL acl; // the access list of the client - - size_t header_parse_tries; - size_t header_parse_last_size; - - int tcp_cork; // 1 = we have a cork on the socket - - int ifd; - int ofd; - - char client_ip[NI_MAXHOST+1]; - char client_port[NI_MAXSERV+1]; - - char decoded_url[NETDATA_WEB_REQUEST_URL_SIZE + 1]; // we decode the URL in this buffer - char last_url[NETDATA_WEB_REQUEST_URL_SIZE+1]; // we keep a copy of the decoded URL here - - struct timeval tv_in, tv_ready; - - char cookie1[NETDATA_WEB_REQUEST_COOKIE_SIZE+1]; - char cookie2[NETDATA_WEB_REQUEST_COOKIE_SIZE+1]; - char origin[NETDATA_WEB_REQUEST_ORIGIN_HEADER_SIZE+1]; - char *user_agent; - - struct response response; - - size_t stats_received_bytes; - size_t stats_sent_bytes; - - // cache of web_client allocations - struct web_client *prev; // maintain a linked list of web clients - struct web_client *next; // for the web servers that need it - - // MULTI-THREADED WEB SERVER MEMBERS - netdata_thread_t thread; // the thread servicing this client - volatile int running; // 1 when the thread runs, 0 otherwise - - // STATIC-THREADED WEB SERVER MEMBERS - size_t pollinfo_slot; // POLLINFO slot of the web client - size_t pollinfo_filecopy_slot; // POLLINFO slot of the file read -}; - -extern uid_t web_files_uid(void); -extern uid_t web_files_gid(void); - -extern int web_client_permission_denied(struct web_client *w); - -extern ssize_t web_client_send(struct web_client *w); -extern ssize_t web_client_receive(struct web_client *w); -extern ssize_t web_client_read_file(struct web_client *w); - -extern void web_client_process_request(struct web_client *w); -extern void web_client_request_done(struct web_client *w); - -extern int web_client_api_request_v1_data_group(char *name, int def); -extern const char *group_method2string(int group); - -extern void buffer_data_options2string(BUFFER *wb, uint32_t options); - -extern int mysendfile(struct web_client *w, char *filename); - -#endif |