OpenDNSSEC-enforcer  2.1.9
update_repositorylist_cmd.c
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1 /*
2  * Copyright (c) 2011 Surfnet
3  * Copyright (c) 2011 .SE (The Internet Infrastructure Foundation).
4  * Copyright (c) 2011 OpenDNSSEC AB (svb)
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  * notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  * notice, this list of conditions and the following disclaimer in the
14  * documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
20  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
22  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
24  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
25  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  *
28  */
29 
30 #include "config.h"
31 
32 #include <pthread.h>
33 
34 #include "cmdhandler.h"
36 #include "str.h"
37 #include "log.h"
38 #include "file.h"
39 #include "daemon/engine.h"
40 #include "clientpipe.h"
41 #include "daemon/cfg.h"
42 #include "parser/confparser.h"
43 #include "status.h"
44 #include "utils/kc_helper.h"
45 #include "daemon/engine.h"
46 #include "libhsm.h"
47 
49 
50 static const char *module_str = "update_repositorylist_cmd";
51 
52 /* 0 succes, 1 error */
53 static int
54 validate_configfile(const char* cfgfile)
55 {
56  char *kasp = NULL, *zonelist = NULL, **replist = NULL;
57  int repcount, i;
58  int cc_status = check_conf(cfgfile, &kasp, &zonelist, &replist,
59  &repcount, 0);
60  free(kasp);
61  free(zonelist);
62  if (replist) for (i = 0; i < repcount; i++) free(replist[i]);
63  free(replist);
64  return cc_status;
65 }
66 
73 static int
74 perform_update_repositorylist(int sockfd, engine_type* engine)
75 {
76  const char* cfgfile = ODS_SE_CFGFILE;
77  int status = 1;
78  hsm_repository_t* new_reps;
79 
80  if (validate_configfile(cfgfile)) {
81  ods_log_error_and_printf(sockfd, module_str,
82  "Unable to validate '%s' consistency.", cfgfile);
83  return 0;
84  }
85 
86  /* key gen tasks must be stopped, hsm connections must be closed
87  * easiest way is to stop all workers, */
88  pthread_mutex_lock(&engine->signal_lock);
91  engine_stop_workers(engine);
92  new_reps = parse_conf_repositories(cfgfile);
93  if (!new_reps) {
94  /* revert */
95  status = 0;
96  client_printf(sockfd, "Could not load new repositories. Will continue with old.\n");
97  } else {
98  /* succes */
99  hsm_repository_free(engine->config->repositories);
100  engine->config->repositories = new_reps;
101  engine->need_to_reload = 1;
102  client_printf(sockfd, "new repositories parsed successful.\n");
103  client_printf(sockfd, "Notifying enforcer of new repositories.\n");
104  /* kick daemon thread so it will reload the hsms */
105  pthread_cond_signal(&engine->signal_cond);
106  }
107  engine_start_workers(engine);
108  pthread_mutex_unlock(&engine->signal_lock);
109  return status;
110 }
111 
112 static void
113 usage(int sockfd)
114 {
115  client_printf(sockfd,
116  "update repositorylist\n");
117 }
118 
119 static void
120 help(int sockfd)
121 {
122  client_printf(sockfd,
123  "Import repositories from conf.xml into the enforcer.\n\n");
124 }
125 
126 static int
127 run(int sockfd, cmdhandler_ctx_type* context, const char *cmd)
128 {
129  engine_type* engine = getglobalcontext(context);
130  (void)cmd;
131  ods_log_debug("[%s] %s command", module_str,
133 
134  if (!perform_update_repositorylist(sockfd, engine)) {
135  ods_log_error_and_printf(sockfd, module_str,
136  "unable to update repositorylist.");
137  return 1;
138  }
139  return 0;
140 }
141 
142 struct cmd_func_block update_repositorylist_funcblock = {
143  "update repositorylist", &usage, &help, NULL, &run
144 };
engine_type * getglobalcontext(cmdhandler_ctx_type *context)
void engine_start_workers(engine_type *engine)
Definition: engine.c:174
void engine_stop_workers(engine_type *engine)
Definition: engine.c:193
int check_conf(const char *conf, char **kasp, char **zonelist, char ***repo_listout, int *repo_countout, int verbose)
Definition: kc_helper.c:1386
hsm_repository_t * parse_conf_repositories(const char *cfgfile)
Definition: confparser.c:205
pthread_mutex_t signal_lock
Definition: engine.h:65
pthread_cond_t signal_cond
Definition: engine.h:64
int need_to_reload
Definition: engine.h:56
engineconfig_type * config
Definition: engine.h:48
hsm_repository_t * repositories
Definition: cfg.h:79
struct cmd_func_block update_repositorylist_funcblock