Line data Source code
1 : /*
2 : This file is part of TALER
3 : (C) 2020-2026 Taler Systems SA
4 :
5 : TALER is free software; you can redistribute it and/or modify it under the
6 : terms of the GNU Affero General Public License as published by the Free Software
7 : Foundation; either version 3, or (at your option) any later version.
8 :
9 : TALER is distributed in the hope that it will be useful, but WITHOUT ANY
10 : WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
11 : A PARTICULAR PURPOSE. See the GNU General Public License for more details.
12 :
13 : You should have received a copy of the GNU General Public License along with
14 : TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
15 : */
16 : /**
17 : * @file src/backend/taler-merchant-httpd_delete-management-instances-INSTANCE.c
18 : * @brief implement DELETE /instances/$ID
19 : * @author Christian Grothoff
20 : */
21 : #include "platform.h"
22 : #include "taler-merchant-httpd_delete-management-instances-INSTANCE.h"
23 : #include <taler/taler_json_lib.h>
24 : #include <taler/taler_dbevents.h>
25 : #include "taler-merchant-httpd_mfa.h"
26 : #include "merchant-database/update_to_instance_private_key_deleted.h"
27 : #include "merchant-database/event_notify.h"
28 : #include "merchant-database/delete_instance.h"
29 :
30 : /**
31 : * Handle a DELETE "/instances/$ID" request.
32 : *
33 : * @param[in,out] hc http request context
34 : * @param mfa_check true if a MFA check is required
35 : * @param mi instance to delete
36 : * @param connection the MHD connection to handle
37 : * @return MHD result code
38 : */
39 : static enum MHD_Result
40 17 : delete_instances_ID (struct TMH_HandlerContext *hc,
41 : bool mfa_check,
42 : struct TMH_MerchantInstance *mi,
43 : struct MHD_Connection *connection)
44 : {
45 : bool purge;
46 : enum GNUNET_DB_QueryStatus qs;
47 :
48 17 : GNUNET_assert (NULL != mi);
49 17 : if (mfa_check)
50 : {
51 : enum GNUNET_GenericReturnValue ret =
52 3 : TMH_mfa_check_simple (hc,
53 : TALER_MERCHANT_MFA_CO_INSTANCE_DELETION,
54 : mi);
55 :
56 3 : if (GNUNET_OK != ret)
57 : {
58 : return (GNUNET_NO == ret)
59 : ? MHD_YES
60 0 : : MHD_NO;
61 : }
62 : }
63 :
64 : {
65 : const char *purge_s;
66 :
67 17 : purge_s = MHD_lookup_connection_value (connection,
68 : MHD_GET_ARGUMENT_KIND,
69 : "purge");
70 17 : if (NULL == purge_s)
71 4 : purge_s = "no";
72 17 : purge = (0 == strcasecmp (purge_s,
73 : "yes"));
74 : }
75 17 : if (purge)
76 13 : qs = TALER_MERCHANTDB_delete_instance (TMH_db,
77 13 : mi->settings.id);
78 : else
79 4 : qs = TALER_MERCHANTDB_update_to_instance_private_key_deleted (TMH_db,
80 4 : mi->settings.id);
81 17 : switch (qs)
82 : {
83 0 : case GNUNET_DB_STATUS_HARD_ERROR:
84 0 : return TALER_MHD_reply_with_error (connection,
85 : MHD_HTTP_INTERNAL_SERVER_ERROR,
86 : TALER_EC_GENERIC_DB_STORE_FAILED,
87 : "delete private key");
88 0 : case GNUNET_DB_STATUS_SOFT_ERROR:
89 0 : GNUNET_break (0);
90 0 : return TALER_MHD_reply_with_error (connection,
91 : MHD_HTTP_INTERNAL_SERVER_ERROR,
92 : TALER_EC_GENERIC_INTERNAL_INVARIANT_FAILURE,
93 : NULL);
94 0 : case GNUNET_DB_STATUS_SUCCESS_NO_RESULTS:
95 0 : return TALER_MHD_reply_with_error (connection,
96 : MHD_HTTP_NOT_FOUND,
97 : TALER_EC_MERCHANT_GENERIC_INSTANCE_UNKNOWN,
98 : purge
99 : ? "Instance unknown"
100 : : "Private key unknown");
101 17 : case GNUNET_DB_STATUS_SUCCESS_ONE_RESULT:
102 : {
103 17 : struct GNUNET_DB_EventHeaderP es = {
104 17 : .size = htons (sizeof (es)),
105 17 : .type = htons (TALER_DBEVENT_MERCHANT_ACCOUNTS_CHANGED)
106 : };
107 :
108 17 : TALER_MERCHANTDB_event_notify (TMH_db,
109 : &es,
110 : NULL,
111 : 0);
112 : }
113 17 : TMH_reload_instances (mi->settings.id);
114 17 : return TALER_MHD_reply_static (connection,
115 : MHD_HTTP_NO_CONTENT,
116 : NULL,
117 : NULL,
118 : 0);
119 : }
120 0 : GNUNET_assert (0);
121 : return MHD_NO;
122 : }
123 :
124 :
125 : enum MHD_Result
126 3 : TMH_private_delete_instances_ID (
127 : const struct TMH_RequestHandler *rh,
128 : struct MHD_Connection *connection,
129 : struct TMH_HandlerContext *hc)
130 : {
131 3 : struct TMH_MerchantInstance *mi = hc->instance;
132 :
133 : (void) rh;
134 3 : return delete_instances_ID (hc,
135 : true,
136 : mi,
137 : connection);
138 : }
139 :
140 :
141 : enum MHD_Result
142 16 : TMH_private_delete_instances_default_ID (
143 : const struct TMH_RequestHandler *rh,
144 : struct MHD_Connection *connection,
145 : struct TMH_HandlerContext *hc)
146 : {
147 : struct TMH_MerchantInstance *mi;
148 :
149 : (void) rh;
150 16 : mi = TMH_lookup_instance (hc->infix);
151 16 : if (NULL == mi)
152 : {
153 2 : return TALER_MHD_reply_with_error (
154 : connection,
155 : MHD_HTTP_NOT_FOUND,
156 : TALER_EC_MERCHANT_GENERIC_INSTANCE_UNKNOWN,
157 2 : hc->infix);
158 : }
159 14 : return delete_instances_ID (hc,
160 : false,
161 : mi,
162 : connection);
163 : }
164 :
165 :
166 : /* end of taler-merchant-httpd_delete-management-instances-INSTANCE.c */
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