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add 'Expires' header to ToS and PP replies

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This commit is contained in:
Christian Grothoff 2022-05-12 13:38:47 +02:00
parent 35b4a51e14
commit 6cf4a068ad
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GPG Key ID: 939E6BE1E29FC3CC
1 changed files with 29 additions and 0 deletions
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29
src/mhd/mhd_legal.c
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@ -27,6 +27,11 @@
#include "taler_util.h" #include "taler_util.h"
#include "taler_mhd_lib.h" #include "taler_mhd_lib.h"
/**
* How long should browsers/proxies cache the "legal" replies?
*/
#define MAX_TERMS_CACHING GNUNET_TIME_UNIT_DAYS
/** /**
* Entry in the terms-of-service array. * Entry in the terms-of-service array.
@ -167,7 +172,17 @@ TALER_MHD_reply_legal (struct MHD_Connection *conn,
{ {
struct MHD_Response *resp; struct MHD_Response *resp;
struct Terms *t; struct Terms *t;
struct GNUNET_TIME_Absolute a;
struct GNUNET_TIME_Timestamp m;
char dat[128];
a = GNUNET_TIME_relative_to_absolute (MAX_TERMS_CACHING);
m = GNUNET_TIME_absolute_to_timestamp (a);
get_date_string (m.abs_time,
dat);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Setting 'Expires' header to '%s'\n",
dat);
if (NULL != legal) if (NULL != legal)
{ {
const char *etag; const char *etag;
@ -186,6 +201,15 @@ TALER_MHD_reply_legal (struct MHD_Connection *conn,
NULL, NULL,
MHD_RESPMEM_PERSISTENT); MHD_RESPMEM_PERSISTENT);
TALER_MHD_add_global_headers (resp); TALER_MHD_add_global_headers (resp);
GNUNET_break (MHD_YES ==
MHD_add_response_header (resp,
MHD_HTTP_HEADER_EXPIRES,
dat));
GNUNET_break (MHD_YES ==
MHD_add_response_header (resp,
MHD_HTTP_HEADER_ETAG,
legal->terms_etag));
ret = MHD_queue_response (conn, ret = MHD_queue_response (conn,
MHD_HTTP_NOT_MODIFIED, MHD_HTTP_NOT_MODIFIED,
resp); resp);
@ -278,6 +302,11 @@ TALER_MHD_reply_legal (struct MHD_Connection *conn,
MHD_RESPMEM_PERSISTENT); MHD_RESPMEM_PERSISTENT);
} }
TALER_MHD_add_global_headers (resp); TALER_MHD_add_global_headers (resp);
GNUNET_break (MHD_YES ==
MHD_add_response_header (resp,
MHD_HTTP_HEADER_EXPIRES,
dat));
if (NULL != legal) if (NULL != legal)
GNUNET_break (MHD_YES == GNUNET_break (MHD_YES ==
MHD_add_response_header (resp, MHD_add_response_header (resp,