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/*
SSSD
tools_utils.c
Copyright (C) Jakub Hrozek <jhrozek@redhat.com> 2009
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <talloc.h>
#include <tevent.h>
#include <popt.h>
#include "util/util.h"
#include "confdb/confdb.h"
#include "db/sysdb.h"
#include "tools/tools_util.h"
/*
* Returns:
* 0 = yes, local domain proxying to files
* -1 = no, other type of domain
* > 0 = error code
*/
static int is_domain_local_legacy(struct tools_ctx *ctx, struct sss_domain_info *dom)
{
char *libname = NULL;
char *conf_path = NULL;
int ret = -1;
/* Is there a better way to find out? Having LEGACYLOCAL as reserved would help */
conf_path = talloc_asprintf(ctx, "config/domains/%s", dom->name);
if (conf_path == NULL ) {
return ENOMEM;
}
ret = confdb_get_string(ctx->confdb, ctx, conf_path,
"libName", NULL, &libname);
if (ret != EOK) {
talloc_free(conf_path);
return ret;
}
if (libname == NULL) {
talloc_free(conf_path);
return -1;
}
if (strcasecmp(libname, "files") == 0) {
talloc_free(conf_path);
talloc_free(libname);
return EOK;
}
talloc_free(conf_path);
talloc_free(libname);
return -1;
}
enum id_domain find_domain_for_id(struct tools_ctx *ctx,
uint32_t id,
struct sss_domain_info **dom_ret)
{
struct sss_domain_info *dom = NULL;
if (id) {
/* ID specified, find which domain it's in */
for (dom = ctx->domains; dom; dom = dom->next) {
if (id < dom->id_min || id > dom->id_max) {
continue;
} else {
if (strcasecmp(dom->name, "LOCAL") == 0) {
*dom_ret = dom;
return ID_IN_LOCAL;
} else if (is_domain_local_legacy(ctx, dom) == 0) {
*dom_ret = dom;
return ID_IN_LEGACY_LOCAL;
} else {
*dom_ret = dom;
return ID_IN_OTHER;
}
}
}
if (dom == NULL) {
*dom_ret = NULL;
return ID_OUTSIDE;
}
} else {
/* No ID specified, find LOCAL */
for (dom = ctx->domains; dom; dom = dom->next) {
if (strcasecmp(dom->name, "LOCAL") == 0) {
*dom_ret = dom;
return ID_IN_LOCAL;
}
}
if (dom == NULL) {
DEBUG(0, ("Could not get LOCAL domain info\n"));
*dom_ret = dom;
return ID_ERROR;
}
}
/* We should never end up here */
*dom_ret = NULL;
return ID_ERROR;
}
int setup_db(struct tools_ctx **tools_ctx)
{
TALLOC_CTX *tmp_ctx;
char *confdb_path;
struct tools_ctx *ctx;
int ret;
ctx = talloc_zero(NULL, struct tools_ctx);
if (ctx == NULL) {
DEBUG(1, ("Could not allocate memory for tools context"));
return ENOMEM;
}
/* Create the event context */
ctx->ev = tevent_context_init(ctx);
if (ctx->ev == NULL) {
DEBUG(1, ("Could not create event context"));
talloc_free(ctx);
return EIO;
}
tmp_ctx = talloc_new(ctx);
if (!tmp_ctx)
return ENOMEM;
confdb_path = talloc_asprintf(tmp_ctx, "%s/%s", DB_PATH, CONFDB_FILE);
if (confdb_path == NULL) {
talloc_free(ctx);
return ENOMEM;
}
/* Connect to the conf db */
ret = confdb_init(ctx, ctx->ev, &ctx->confdb, confdb_path);
if (ret != EOK) {
DEBUG(1, ("Could not initialize connection to the confdb"));
talloc_free(ctx);
return ret;
}
ret = confdb_get_domains(ctx->confdb, ctx, &ctx->domains);
if (ret != EOK) {
DEBUG(1, ("Could not get domains"));
talloc_free(ctx);
return ret;
}
/* open sysdb at default path */
ret = sysdb_init(ctx, ctx->ev, ctx->confdb, NULL, &ctx->sysdb);
if (ret != EOK) {
DEBUG(1, ("Could not initialize connection to the sysdb"));
talloc_free(ctx);
return ret;
}
talloc_free(tmp_ctx);
*tools_ctx = ctx;
return EOK;
}
/*
* Print poptUsage as well as our error message
*/
void usage(poptContext pc, const char *error)
{
poptPrintUsage(pc, stderr, 0);
if (error) fprintf(stderr, "%s", error);
}
/* FIXME: avoid using strtok !! */
int parse_groups(TALLOC_CTX *mem_ctx, const char *optstr, char ***_out)
{
char **out;
char *orig, *n, *o;
char delim = ',';
unsigned int tokens = 1;
int i;
orig = talloc_strdup(mem_ctx, optstr);
if (!orig) return ENOMEM;
n = orig;
tokens = 1;
while ((n = strchr(n, delim))) {
n++;
tokens++;
}
out = talloc_array(mem_ctx, char *, tokens+1);
if (!out) {
talloc_free(orig);
return ENOMEM;
}
n = o = orig;
for (i = 0; i < tokens; i++) {
o = n;
n = strchr(n, delim);
if (!n) {
break;
}
*n = '\0';
n++;
out[i] = talloc_strdup(out, o);
}
out[tokens-1] = talloc_strdup(out, o);
out[tokens] = NULL;
talloc_free(orig);
*_out = out;
return EOK;
}
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