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annotate src/http/v3/ngx_http_v3.c @ 8775:6e2c23481abb quic

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HTTP/3: clean up table from session cleanup handler. Previously table had a separate cleanup handler.
author Roman Arutyunyan <arut@nginx.com>
date Wed, 28 Apr 2021 11:30:27 +0300
parents f4d3f5d93a82
children 1fec68e322d0
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1
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2 /*
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3 * Copyright (C) Roman Arutyunyan
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4 * Copyright (C) Nginx, Inc.
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5 */
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6
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7
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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10 #include <ngx_http.h>
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12
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13 static void ngx_http_v3_keepalive_handler(ngx_event_t *ev);
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14 static void ngx_http_v3_cleanup_session(void *data);
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15
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16
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17 ngx_int_t
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18 ngx_http_v3_init_session(ngx_connection_t *c)
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19 {
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20 ngx_connection_t *pc;
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21 ngx_pool_cleanup_t *cln;
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22 ngx_http_connection_t *hc;
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23 ngx_http_v3_session_t *h3c;
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24
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25 pc = c->quic->parent;
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26 hc = pc->data;
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27
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28 if (hc->v3_session) {
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29 return NGX_OK;
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30 }
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31
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32 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 init session");
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33
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34 h3c = ngx_pcalloc(pc->pool, sizeof(ngx_http_v3_session_t));
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35 if (h3c == NULL) {
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36 return NGX_ERROR;
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37 }
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38
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39 h3c->max_push_id = (uint64_t) -1;
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40
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41 ngx_queue_init(&h3c->blocked);
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42 ngx_queue_init(&h3c->pushing);
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43
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44 h3c->keepalive.log = pc->log;
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45 h3c->keepalive.data = pc;
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46 h3c->keepalive.handler = ngx_http_v3_keepalive_handler;
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47 h3c->keepalive.cancelable = 1;
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48
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49 cln = ngx_pool_cleanup_add(pc->pool, 0);
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50 if (cln == NULL) {
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51 return NGX_ERROR;
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52 }
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53
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54 cln->handler = ngx_http_v3_cleanup_session;
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55 cln->data = h3c;
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56
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57 hc->v3_session = h3c;
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58
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59 return ngx_http_v3_send_settings(c);
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60 }
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63 static void
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64 ngx_http_v3_keepalive_handler(ngx_event_t *ev)
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65 {
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66 ngx_connection_t *c;
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67
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68 c = ev->data;
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69
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70 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 keepalive handler");
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71
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72 ngx_quic_finalize_connection(c, NGX_HTTP_V3_ERR_NO_ERROR,
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73 "keepalive timeout");
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74 }
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77 static void
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78 ngx_http_v3_cleanup_session(void *data)
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79 {
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80 ngx_http_v3_session_t *h3c = data;
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81
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82 ngx_http_v3_cleanup_table(h3c);
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83
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84 if (h3c->keepalive.timer_set) {
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85 ngx_del_timer(&h3c->keepalive);
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86 }
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87 }