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Initial proxy support.

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This commit is contained in:
Igor Sysoev
2019-11-14 16:39:54 +03:00
parent 57e326b411
commit ddde9c23cf
16 changed files with 1264 additions and 44 deletions
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41
src/nxt_http.h
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@@ -9,6 +9,7 @@
typedef enum {
NXT_HTTP_UNSET = -1,
NXT_HTTP_INVALID = 0,
NXT_HTTP_CONTINUE = 100,
@@ -105,6 +106,20 @@ typedef struct {
} nxt_http_response_t;
typedef struct {
nxt_http_proto_t proto;
nxt_http_request_t *request;
nxt_sockaddr_t *sockaddr;
nxt_list_t *fields;
nxt_buf_t *body;
nxt_http_status_t status:16;
nxt_http_protocol_t protocol:8; /* 2 bits */
uint8_t header_received; /* 1 bit */
uint8_t closed; /* 1 bit */
} nxt_http_peer_t;
struct nxt_http_request_s {
nxt_http_proto_t proto;
nxt_socket_conf_joint_t *conf;
@@ -144,6 +159,7 @@ struct nxt_http_request_s {
void *req_rpc_data;
nxt_http_peer_t *peer;
nxt_buf_t *last;
nxt_http_response_t resp;
@@ -160,6 +176,7 @@ struct nxt_http_request_s {
typedef struct nxt_http_route_s nxt_http_route_t;
typedef struct nxt_http_upstream_s nxt_http_upstream_t;
struct nxt_http_action_s {
@@ -168,6 +185,7 @@ struct nxt_http_action_s {
nxt_http_action_t *action);
union {
nxt_http_route_t *route;
nxt_http_upstream_t *upstream;
nxt_app_t *application;
} u;
@@ -179,12 +197,19 @@ typedef struct {
void (*body_read)(nxt_task_t *task, nxt_http_request_t *r);
void (*local_addr)(nxt_task_t *task, nxt_http_request_t *r);
void (*header_send)(nxt_task_t *task, nxt_http_request_t *r,
nxt_work_handler_t body_handler);
nxt_work_handler_t body_handler, void *data);
void (*send)(nxt_task_t *task, nxt_http_request_t *r, nxt_buf_t *out);
nxt_off_t (*body_bytes_sent)(nxt_task_t *task, nxt_http_proto_t proto);
void (*discard)(nxt_task_t *task, nxt_http_request_t *r, nxt_buf_t *last);
void (*close)(nxt_task_t *task, nxt_http_proto_t proto,
nxt_socket_conf_joint_t *joint);
void (*peer_connect)(nxt_task_t *task, nxt_http_peer_t *peer);
void (*peer_header_send)(nxt_task_t *task, nxt_http_peer_t *peer);
void (*peer_header_read)(nxt_task_t *task, nxt_http_peer_t *peer);
void (*peer_read)(nxt_task_t *task, nxt_http_peer_t *peer);
void (*peer_close)(nxt_task_t *task, nxt_http_peer_t *peer);
void (*ws_frame_start)(nxt_task_t *task, nxt_http_request_t *r,
nxt_buf_t *ws_frame);
} nxt_http_proto_table_t;
@@ -219,7 +244,7 @@ void nxt_http_request_error(nxt_task_t *task, nxt_http_request_t *r,
nxt_http_status_t status);
void nxt_http_request_read_body(nxt_task_t *task, nxt_http_request_t *r);
void nxt_http_request_header_send(nxt_task_t *task, nxt_http_request_t *r,
nxt_work_handler_t body_handler);
nxt_work_handler_t body_handler, void *data);
void nxt_http_request_ws_frame_start(nxt_task_t *task, nxt_http_request_t *r,
nxt_buf_t *ws_frame);
void nxt_http_request_send(nxt_task_t *task, nxt_http_request_t *r,
@@ -258,6 +283,18 @@ nxt_str_t *nxt_http_static_mtypes_hash_find(nxt_lvlhsh_t *hash,
nxt_http_action_t *nxt_http_application_handler(nxt_task_t *task,
nxt_http_request_t *r, nxt_http_action_t *action);
nxt_int_t nxt_http_proxy_create(nxt_mp_t *mp, nxt_http_action_t *action);
nxt_int_t nxt_http_proxy_date(void *ctx, nxt_http_field_t *field,
uintptr_t data);
nxt_int_t nxt_http_proxy_content_length(void *ctx, nxt_http_field_t *field,
uintptr_t data);
nxt_int_t nxt_http_proxy_skip(void *ctx, nxt_http_field_t *field,
uintptr_t data);
nxt_buf_t *nxt_http_proxy_buf_mem_alloc(nxt_task_t *task, nxt_http_request_t *r,
size_t size);
void nxt_http_proxy_buf_mem_free(nxt_task_t *task, nxt_http_request_t *r,
nxt_buf_t *b);
extern nxt_time_string_t nxt_http_date_cache;
extern nxt_lvlhsh_t nxt_response_fields_hash;