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authorDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:22:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:22:44 +0000
commit1e6c93250172946eeb38e94a92a1fd12c9d3011e (patch)
tree8ca5e16dfc7ad6b3bf2738ca0a48408a950f8f7e /src/web_client.h
parentUpdate watch file (diff)
downloadnetdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.tar.xz
netdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.zip
Merging upstream version 1.11.0+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/web_client.h')
-rw-r--r--src/web_client.h189
1 files changed, 0 insertions, 189 deletions
diff --git a/src/web_client.h b/src/web_client.h
deleted file mode 100644
index b495c37e1..000000000
--- 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