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Fixed keep-alive hanging after reconfiguration.

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This commit is contained in:
Igor Sysoev
2018-05-30 18:46:05 +03:00
parent e54fb892a4
commit ff6ca2a82c
7 changed files with 137 additions and 103 deletions
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120
src/nxt_h1proto.c
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@@ -16,7 +16,8 @@
static ssize_t nxt_h1p_conn_io_read_handler(nxt_conn_t *c);
static void nxt_h1p_conn_proto_init(nxt_task_t *task, void *obj, void *data);
static void nxt_h1p_conn_request_init(nxt_task_t *task, void *obj, void *data);
static void nxt_h1p_conn_header_parse(nxt_task_t *task, void *obj, void *data);
static void nxt_h1p_conn_request_header_parse(nxt_task_t *task, void *obj,
void *data);
static nxt_int_t nxt_h1p_header_process(nxt_h1proto_t *h1p,
nxt_http_request_t *r);
static nxt_int_t nxt_h1p_header_buffer_test(nxt_task_t *task,
@@ -40,19 +41,24 @@ static nxt_off_t nxt_h1p_request_body_bytes_sent(nxt_task_t *task,
nxt_http_proto_t proto);
static void nxt_h1p_request_discard(nxt_task_t *task, nxt_http_request_t *r,
nxt_buf_t *last);
static void nxt_h1p_request_close(nxt_task_t *task, nxt_http_proto_t proto);
static void nxt_h1p_request_close(nxt_task_t *task, nxt_http_proto_t proto,
nxt_socket_conf_joint_t *joint);
static void nxt_h1p_keepalive(nxt_task_t *task, nxt_h1proto_t *h1p,
nxt_conn_t *c);
static void nxt_h1p_conn_error(nxt_task_t *task, void *obj, void *data);
static void nxt_h1p_conn_timeout(nxt_task_t *task, void *obj, void *data);
static nxt_msec_t nxt_h1p_conn_timeout_value(nxt_conn_t *c,
uintptr_t data);
static void nxt_h1p_close(nxt_task_t *task, nxt_conn_t *c);
static void nxt_h1p_conn_free(nxt_task_t *task, void *obj, void *data);
static void nxt_h1p_conn_request_error(nxt_task_t *task, void *obj, void *data);
static void nxt_h1p_conn_request_timeout(nxt_task_t *task, void *obj,
void *data);
static void nxt_h1p_conn_request_send_timeout(nxt_task_t *task, void *obj,
void *data);
static nxt_msec_t nxt_h1p_conn_request_timeout_value(nxt_conn_t *c,
uintptr_t data);
nxt_inline void nxt_h1p_request_error(nxt_task_t *task, nxt_http_request_t *r);
static nxt_msec_t nxt_h1p_conn_timeout_value(nxt_conn_t *c, uintptr_t data);
static const nxt_conn_state_t nxt_h1p_idle_state;
@@ -60,6 +66,7 @@ static const nxt_conn_state_t nxt_h1p_header_parse_state;
static const nxt_conn_state_t nxt_h1p_read_body_state;
static const nxt_conn_state_t nxt_h1p_send_state;
static const nxt_conn_state_t nxt_h1p_keepalive_state;
static const nxt_conn_state_t nxt_h1p_close_state;
const nxt_http_proto_body_read_t nxt_http_proto_body_read[3] = {
@@ -144,19 +151,17 @@ nxt_http_conn_init(nxt_task_t *task, void *obj, void *data)
nxt_conn_t *c;
nxt_socket_conf_t *skcf;
nxt_event_engine_t *engine;
nxt_listen_event_t *lev;
nxt_socket_conf_joint_t *joint;
c = obj;
joint = data;
lev = data;
nxt_debug(task, "http conn init");
c->joint = joint;
joint->count++;
joint = lev->socket.data;
skcf = joint->socket_conf;
c->local = skcf->sockaddr;
c->socket.data = NULL;
engine = task->thread->engine;
c->read_work_queue = &engine->fast_work_queue;
@@ -192,7 +197,7 @@ nxt_h1p_conn_io_read_handler(nxt_conn_t *c)
nxt_buf_t *b;
nxt_socket_conf_joint_t *joint;
joint = c->joint;
joint = c->listen->socket.data;
size = joint->socket_conf->header_buffer_size;
b = nxt_buf_mem_alloc(c->mem_pool, size, 0);
@@ -257,15 +262,18 @@ nxt_h1p_conn_request_init(nxt_task_t *task, void *obj, void *data)
h1p->request = r;
r->proto.h1 = h1p;
joint = c->joint;
r->socket_conf = joint->socket_conf;
r->remote = c->remote;
ret = nxt_http_parse_request_init(&h1p->parser, r->mem_pool);
if (nxt_fast_path(ret == NXT_OK)) {
nxt_h1p_conn_header_parse(task, c, h1p);
joint = c->listen->socket.data;
joint->count++;
r->conf = joint;
c->local = joint->socket_conf->sockaddr;
nxt_h1p_conn_request_header_parse(task, c, h1p);
return;
}
@@ -283,18 +291,18 @@ nxt_h1p_conn_request_init(nxt_task_t *task, void *obj, void *data)
static const nxt_conn_state_t nxt_h1p_header_parse_state
nxt_aligned(64) =
{
.ready_handler = nxt_h1p_conn_header_parse,
.ready_handler = nxt_h1p_conn_request_header_parse,
.close_handler = nxt_h1p_conn_request_error,
.error_handler = nxt_h1p_conn_request_error,
.timer_handler = nxt_h1p_conn_request_timeout,
.timer_value = nxt_h1p_conn_timeout_value,
.timer_value = nxt_h1p_conn_request_timeout_value,
.timer_data = offsetof(nxt_socket_conf_t, header_read_timeout),
};
static void
nxt_h1p_conn_header_parse(nxt_task_t *task, void *obj, void *data)
nxt_h1p_conn_request_header_parse(nxt_task_t *task, void *obj, void *data)
{
nxt_int_t ret;
nxt_conn_t *c;
@@ -340,7 +348,7 @@ nxt_h1p_conn_header_parse(nxt_task_t *task, void *obj, void *data)
goto error;
case NXT_AGAIN:
status = nxt_h1p_header_buffer_test(task, h1p, c, r->socket_conf);
status = nxt_h1p_header_buffer_test(task, h1p, c, r->conf->socket_conf);
if (nxt_fast_path(status == NXT_OK)) {
c->read_state = &nxt_h1p_header_parse_state;
@@ -504,7 +512,7 @@ nxt_h1p_request_body_read(nxt_task_t *task, nxt_http_request_t *r)
goto ready;
}
if (r->content_length_n > (nxt_off_t) r->socket_conf->max_body_size) {
if (r->content_length_n > (nxt_off_t) r->conf->socket_conf->max_body_size) {
status = NXT_HTTP_PAYLOAD_TOO_LARGE;
goto error;
}
@@ -575,7 +583,7 @@ static const nxt_conn_state_t nxt_h1p_read_body_state
.error_handler = nxt_h1p_conn_request_error,
.timer_handler = nxt_h1p_conn_request_timeout,
.timer_value = nxt_h1p_conn_timeout_value,
.timer_value = nxt_h1p_conn_request_timeout_value,
.timer_data = offsetof(nxt_socket_conf_t, body_read_timeout),
.timer_autoreset = 1,
};
@@ -848,7 +856,7 @@ static const nxt_conn_state_t nxt_h1p_send_state
.error_handler = nxt_h1p_conn_request_error,
.timer_handler = nxt_h1p_conn_request_send_timeout,
.timer_value = nxt_h1p_conn_timeout_value,
.timer_value = nxt_h1p_conn_request_timeout_value,
.timer_data = offsetof(nxt_socket_conf_t, send_timeout),
.timer_autoreset = 1,
};
@@ -995,7 +1003,8 @@ nxt_h1p_request_discard(nxt_task_t *task, nxt_http_request_t *r,
static void
nxt_h1p_request_close(nxt_task_t *task, nxt_http_proto_t proto)
nxt_h1p_request_close(nxt_task_t *task, nxt_http_proto_t proto,
nxt_socket_conf_joint_t *joint)
{
nxt_conn_t *c;
nxt_h1proto_t *h1p;
@@ -1005,6 +1014,8 @@ nxt_h1p_request_close(nxt_task_t *task, nxt_http_proto_t proto)
h1p = proto.h1;
h1p->request = NULL;
nxt_router_conf_release(task, joint);
c = h1p->conn;
if (h1p->keepalive) {
@@ -1119,6 +1130,17 @@ nxt_h1p_conn_timeout(nxt_task_t *task, void *obj, void *data)
}
static nxt_msec_t
nxt_h1p_conn_timeout_value(nxt_conn_t *c, uintptr_t data)
{
nxt_socket_conf_joint_t *joint;
joint = c->listen->socket.data;
return nxt_value_at(nxt_msec_t, joint->socket_conf, data);
}
static void
nxt_h1p_close(nxt_task_t *task, nxt_conn_t *c)
{
@@ -1126,12 +1148,44 @@ nxt_h1p_close(nxt_task_t *task, nxt_conn_t *c)
c->socket.data = NULL;
c->write_state = &nxt_router_conn_close_state;
c->write_state = &nxt_h1p_close_state;
nxt_conn_close(task->thread->engine, c);
}
static const nxt_conn_state_t nxt_h1p_close_state
nxt_aligned(64) =
{
.ready_handler = nxt_h1p_conn_free,
};
static void
nxt_h1p_conn_free(nxt_task_t *task, void *obj, void *data)
{
nxt_conn_t *c;
nxt_listen_event_t *lev;
nxt_event_engine_t *engine;
c = obj;
nxt_debug(task, "h1p conn free");
nxt_queue_remove(&c->link);
engine = task->thread->engine;
nxt_sockaddr_cache_free(engine, c);
lev = c->listen;
nxt_conn_free(task, c);
nxt_router_listen_event_release(&engine->task, lev, NULL);
}
static void
nxt_h1p_conn_request_error(nxt_task_t *task, void *obj, void *data)
{
@@ -1204,19 +1258,19 @@ nxt_h1p_conn_request_send_timeout(nxt_task_t *task, void *obj, void *data)
}
static nxt_msec_t
nxt_h1p_conn_request_timeout_value(nxt_conn_t *c, uintptr_t data)
{
nxt_h1proto_t *h1p;
h1p = c->socket.data;
return nxt_value_at(nxt_msec_t, h1p->request->conf->socket_conf, data);
}
nxt_inline void
nxt_h1p_request_error(nxt_task_t *task, nxt_http_request_t *r)
{
r->state->error_handler(task, r, r->proto.h1);
}
static nxt_msec_t
nxt_h1p_conn_timeout_value(nxt_conn_t *c, uintptr_t data)
{
nxt_socket_conf_joint_t *joint;
joint = c->joint;
return nxt_value_at(nxt_msec_t, joint->socket_conf, data);
}