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/*
* SPDX-License-Identifier: ISC
*
* Copyright (c) 2018 Todd C. Miller <Todd.Miller@sudo.ws>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef SUDOERS_LDAP_CONF_H
#define SUDOERS_LDAP_CONF_H
/* Macros for checking strlcpy/strlcat/sudo_ldap_value_cat return value. */
#define CHECK_STRLCPY(d, s, l) do { \
if (strlcpy((d), (s), (l)) >= (l)) { \
goto overflow; \
} \
} while (0)
#define CHECK_STRLCAT(d, s, l) do { \
if (strlcat((d), (s), (l)) >= (l)) { \
goto overflow; \
} \
} while (0)
#define CHECK_LDAP_VCAT(d, s, l) do { \
if (sudo_ldap_value_cat((d), (s), (l)) >= (l)) { \
goto overflow; \
} \
} while (0)
#if defined(__GNUC__) && __GNUC__ == 2
# define DPRINTF1(fmt...) do { \
sudo_debug_printf(SUDO_DEBUG_DIAG, fmt); \
if (ldap_conf.debug >= 1) { \
sudo_warnx_nodebug(fmt); \
} \
} while (0)
# define DPRINTF2(fmt...) do { \
sudo_debug_printf(SUDO_DEBUG_INFO, fmt); \
if (ldap_conf.debug >= 2) { \
sudo_warnx_nodebug(fmt); \
} \
} while (0)
#else
# define DPRINTF1(...) do { \
sudo_debug_printf(SUDO_DEBUG_DIAG, __VA_ARGS__); \
if (ldap_conf.debug >= 1) { \
sudo_warnx_nodebug(__VA_ARGS__); \
} \
} while (0)
# define DPRINTF2(...) do { \
sudo_debug_printf(SUDO_DEBUG_INFO, __VA_ARGS__); \
if (ldap_conf.debug >= 2) { \
sudo_warnx_nodebug(__VA_ARGS__); \
} \
} while (0)
#endif
/*
* Configuration data types.
* When adding a new data type, be sure to update sudo_ldap_parse_keyword()
* and sudo_ldap_set_options_table().
*/
#define CONF_BOOL 0
#define CONF_INT 1
#define CONF_STR 2
#define CONF_LIST_STR 4
#define CONF_DEREF_VAL 5
#define CONF_REQCERT_VAL 6
#define SUDO_LDAP_CLEAR 0
#define SUDO_LDAP_SSL 1
#define SUDO_LDAP_STARTTLS 2
struct ldap_config_table {
const char *conf_str; /* config file string */
int type; /* CONF_* value, see above */
int opt_val; /* LDAP_OPT_* (or -1 for sudo internal) */
void *valp; /* pointer into ldap_conf */
};
struct ldap_config_str {
STAILQ_ENTRY(ldap_config_str) entries;
char val[1];
};
STAILQ_HEAD(ldap_config_str_list, ldap_config_str);
/* LDAP configuration structure */
struct ldap_config {
int port;
int version;
int debug;
int ldap_debug;
int tls_checkpeer;
int tls_reqcert;
int timelimit;
int timeout;
int bind_timelimit;
int use_sasl;
int rootuse_sasl;
int ssl_mode;
int timed;
int deref;
char *host;
struct ldap_config_str_list uri;
char *binddn;
char *bindpw;
char *rootbinddn;
struct ldap_config_str_list base;
struct ldap_config_str_list netgroup_base;
char *search_filter;
char *netgroup_search_filter;
char *ssl;
char *tls_cacertfile;
char *tls_cacertdir;
char *tls_random_file;
char *tls_cipher_suite;
char *tls_certfile;
char *tls_keyfile;
char *tls_keypw;
char *sasl_mech;
char *sasl_auth_id;
char *rootsasl_auth_id;
char *sasl_secprops;
char *krb5_ccname;
};
extern struct ldap_config ldap_conf;
const char *sudo_krb5_ccname_path(const char *old_ccname);
bool sudo_ldap_read_config(void);
int sudo_ldap_set_options_global(void);
int sudo_ldap_set_options_conn(LDAP *ld);
#endif /* SUDOERS_LDAP_CONF_H */
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