src » clients » pam_nufw

pam_nufw.c File Reference

#include "../lib/nuclient.h"
#include <sys/resource.h>
#include <stdio.h>
#include <locale.h>
#include <langinfo.h>
#include <syslog.h>
#include <pwd.h>
#include <signal.h>
#include <stdlib.h>
#include "security.h"
#include <security/pam_modules.h>
#include <security/_pam_macros.h>

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Data Structures

struct pam_nufw_s

struct user_info_s

Defines

#define _GNU_SOURCE

#define PAM_SM_AUTH

#define PAM_SM_ACCOUNT

#define PAM_SM_SESSION

#define PAM_SM_PASSWORD

#define NUAUTH_SRV   "192.168.12.1"

#define NUAUTH_PORT   "4129"

#define FILE_LOCK   ".pam_nufw"

#define MAX_RETRY_TIME   30

#define MAX_NOAUTH_USERS   10

Functions

static char * _init_pam_nufw_s (struct pam_nufw_s *pn_s)

static int _pam_parse (int argc, const char **argv, struct pam_nufw_s *pn)

char * _get_runpid (struct pam_nufw_s *pn_s, char *home)

static int _kill_nuclient (char *runpid)

void exit_client ()

int do_auth_on_user (const char *username)

nuauth_session_t * do_connect (char *username, char *password, nuclient_error_t *err)

static void main_loop (struct pam_nufw_s *pn_s)

static void clear_user_info (struct user_info_s *user_info)

static int nufw_client_func (struct pam_nufw_s *pn_s, struct user_info_s *user_info)

static int read_user_info (struct user_info_s *user_info, pam_handle_t *pamh, int argc, const char **argv, int *pam_result)

PAM_EXTERN int pam_sm_authenticate (pam_handle_t *pamh, int flags, int argc, const char **argv)

PAM_EXTERN int pam_sm_setcred (pam_handle_t *pamh, int flags, int argc, const char **argv)

PAM_EXTERN int pam_sm_acct_mgmt (pam_handle_t *pamh, int flags, int argc, const char **argv)

PAM_EXTERN int pam_sm_chauthtok (pam_handle_t *pamh, int flags, int argc, const char **argv)

PAM_EXTERN int pam_sm_open_session (pam_handle_t *pamh, int flags, int argc, const char **argv)

PAM_EXTERN int pam_sm_close_session (pam_handle_t *pamh, int flags, int argc, const char **argv)

Variables

const char * DEFAULT_USER = "nobody"

char ** no_auth_users = NULL

pam_nufw_s pn_s

nuauth_session_t * session = NULL

char * locale_charset = NULL

Define Documentation

#define _GNU_SOURCE

Definition at line 24 of file pam_nufw.c.

#define FILE_LOCK ".pam_nufw"

Definition at line 54 of file pam_nufw.c.

Referenced by _init_pam_nufw_s().

#define MAX_NOAUTH_USERS 10

Definition at line 58 of file pam_nufw.c.

Referenced by _pam_parse().

#define MAX_RETRY_TIME 30

Definition at line 56 of file pam_nufw.c.

#define NUAUTH_PORT "4129"

Definition at line 53 of file pam_nufw.c.

Referenced by _init_pam_nufw_s().

#define NUAUTH_SRV "192.168.12.1"

Definition at line 52 of file pam_nufw.c.

Referenced by _init_pam_nufw_s().

#define PAM_SM_ACCOUNT

Definition at line 44 of file pam_nufw.c.

#define PAM_SM_AUTH

Definition at line 43 of file pam_nufw.c.

#define PAM_SM_PASSWORD

Definition at line 46 of file pam_nufw.c.

#define PAM_SM_SESSION

Definition at line 45 of file pam_nufw.c.

Function Documentation

char* _get_runpid	(	struct pam_nufw_s *	pn_s,
		char *	home
	)

Definition at line 150 of file pam_nufw.c.

References pam_nufw_s::file_lock, nu_get_home_dir(), and pn_s.

Referenced by exit_client(), nufw_client_func(), and pam_sm_close_session().

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static char* _init_pam_nufw_s ( struct pam_nufw_s * pn_s ) [static]

Definition at line 79 of file pam_nufw.c.

References FILE_LOCK, locale_charset, NUAUTH_PORT, NUAUTH_SRV, pn_s, and SECURE_STRNCPY.

Referenced by pam_sm_authenticate(), and pam_sm_close_session().

static int _kill_nuclient ( char * runpid ) [static]

Definition at line 181 of file pam_nufw.c.

Referenced by pam_sm_close_session().

static int _pam_parse	(	int	argc,
		const char **	argv,
		struct pam_nufw_s *	pn
	)			`[static]`

Definition at line 114 of file pam_nufw.c.

References pam_nufw_s::file_lock, MAX_NOAUTH_USERS, pam_nufw_s::no_auth_cpt, pam_nufw_s::no_auth_users, no_auth_users, pam_nufw_s::nuauth_port, pam_nufw_s::nuauth_srv, and SECURE_STRNCPY.

Referenced by pam_sm_close_session(), and read_user_info().

static void clear_user_info ( struct user_info_s * user_info ) [static]

Definition at line 332 of file pam_nufw.c.

Referenced by nufw_client_func(), and pam_sm_authenticate().

int do_auth_on_user ( const char * username )

Definition at line 232 of file pam_nufw.c.

References pam_nufw_s::no_auth_cpt, pam_nufw_s::no_auth_users, and pn_s.

Referenced by pam_sm_close_session(), and read_user_info().

nuauth_session_t* do_connect	(	char *	username,
		char *	password,
		nuclient_error_t *	err
	)

Try to connect to nuauth.

Returns:: The client session, or NULL on error (get description from err)

Definition at line 251 of file pam_nufw.c.

References nuauth_session::debug_mode, err, nu_client_connect(), nu_client_delete(), nu_client_new(), nu_client_set_debug(), pam_nufw_s::nuauth_port, pam_nufw_s::nuauth_srv, pn_s, and session.

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void exit_client ( )

Definition at line 215 of file pam_nufw.c.

References _get_runpid(), pam_nufw_s::err, nu_client_delete(), nu_client_error_destroy(), nu_client_global_deinit(), pn_s, and session.

Referenced by main_loop(), and nufw_client_func().

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static void main_loop ( struct pam_nufw_s * pn_s ) [static]

Definition at line 281 of file pam_nufw.c.

References BAD_CREDENTIALS_ERR, pam_nufw_s::err, nuclient_error_t::error, exit_client(), MAX_RETRY_TIME, nu_client_check(), nu_client_connect(), nu_client_reset(), nu_client_strerror(), pam_nufw_s::nuauth_port, pam_nufw_s::nuauth_srv, pn_s, and session.

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static int nufw_client_func	(	struct pam_nufw_s *	pn_s,
		struct user_info_s *	user_info
	)			`[static]`

Definition at line 337 of file pam_nufw.c.

References _get_runpid(), clear_user_info(), do_connect(), pam_nufw_s::err, exit_client(), user_info_s::gid, user_info_s::home_dir, locale_charset, main_loop(), nu_client_error_init(), nu_client_global_init(), nu_client_strerror(), nu_client_to_utf8(), pam_nufw_s::nuauth_srv, user_info_s::password, pn_s, session, user_info_s::uid, and user_info_s::username.

Referenced by pam_sm_authenticate().

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PAM_EXTERN int pam_sm_acct_mgmt	(	pam_handle_t *	pamh,
		int	flags,
		int	argc,
		const char **	argv
	)

Definition at line 550 of file pam_nufw.c.

PAM_EXTERN int pam_sm_authenticate	(	pam_handle_t *	pamh,
		int	flags,
		int	argc,
		const char **	argv
	)

Definition at line 472 of file pam_nufw.c.

References _init_pam_nufw_s(), clear_user_info(), pam_nufw_s::file_lock, nu_check_version(), nu_get_version(), NUCLIENT_VERSION, nufw_client_func(), pn_s, and read_user_info().

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PAM_EXTERN int pam_sm_chauthtok	(	pam_handle_t *	pamh,
		int	flags,
		int	argc,
		const char **	argv
	)

Definition at line 559 of file pam_nufw.c.

PAM_EXTERN int pam_sm_close_session	(	pam_handle_t *	pamh,
		int	flags,
		int	argc,
		const char **	argv
	)

Definition at line 581 of file pam_nufw.c.

References _get_runpid(), _init_pam_nufw_s(), _kill_nuclient(), _pam_parse(), do_auth_on_user(), and pn_s.

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PAM_EXTERN int pam_sm_open_session	(	pam_handle_t *	pamh,
		int	flags,
		int	argc,
		const char **	argv
	)

Definition at line 569 of file pam_nufw.c.

PAM_EXTERN int pam_sm_setcred	(	pam_handle_t *	pamh,
		int	flags,
		int	argc,
		const char **	argv
	)

Definition at line 541 of file pam_nufw.c.

static int read_user_info	(	struct user_info_s *	user_info,
		pam_handle_t *	pamh,
		int	argc,
		const char **	argv,
		int *	pam_result
	)			`[static]`

Definition at line 415 of file pam_nufw.c.

References _pam_parse(), DEFAULT_USER, do_auth_on_user(), user_info_s::gid, user_info_s::home_dir, user_info_s::password, pn_s, user_info_s::uid, and user_info_s::username.

Referenced by pam_sm_authenticate().

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Variable Documentation

const char* DEFAULT_USER = "nobody"

Definition at line 60 of file pam_nufw.c.

Referenced by read_user_info().

char* locale_charset = NULL

Definition at line 66 of file pam_nufw.c.

Referenced by _init_pam_nufw_s(), and nufw_client_func().

char** no_auth_users = NULL

Definition at line 63 of file pam_nufw.c.

Referenced by _pam_parse().

struct pam_nufw_s pn_s

Definition at line 64 of file pam_nufw.c.

Referenced by _get_runpid(), _init_pam_nufw_s(), do_auth_on_user(), do_connect(), exit_client(), main_loop(), nufw_client_func(), pam_sm_authenticate(), pam_sm_close_session(), and read_user_info().

nuauth_session_t* session = NULL

Definition at line 65 of file pam_nufw.c.

Generated on Mon Oct 6 04:00:38 2008 for NuFW by

1.4.7


Data Structures
struct	pam_nufw_s
struct	user_info_s
Defines
#define	_GNU_SOURCE
#define	PAM_SM_AUTH
#define	PAM_SM_ACCOUNT
#define	PAM_SM_SESSION
#define	PAM_SM_PASSWORD
#define	NUAUTH_SRV "192.168.12.1"
#define	NUAUTH_PORT "4129"
#define	FILE_LOCK ".pam_nufw"
#define	MAX_RETRY_TIME 30
#define	MAX_NOAUTH_USERS 10
Functions
static char *	_init_pam_nufw_s (struct pam_nufw_s *pn_s)
static int	_pam_parse (int argc, const char *argv, struct pam_nufw_s pn)
char *	_get_runpid (struct pam_nufw_s pn_s, char home)
static int	_kill_nuclient (char *runpid)
void	exit_client ()
int	do_auth_on_user (const char *username)
nuauth_session_t *	do_connect (char username, char password, nuclient_error_t *err)
static void	main_loop (struct pam_nufw_s *pn_s)
static void	clear_user_info (struct user_info_s *user_info)
static int	nufw_client_func (struct pam_nufw_s pn_s, struct user_info_s user_info)
static int	read_user_info (struct user_info_s user_info, pam_handle_t pamh, int argc, const char *argv, int pam_result)
PAM_EXTERN int	pam_sm_authenticate (pam_handle_t pamh, int flags, int argc, const char *argv)
PAM_EXTERN int	pam_sm_setcred (pam_handle_t pamh, int flags, int argc, const char *argv)
PAM_EXTERN int	pam_sm_acct_mgmt (pam_handle_t pamh, int flags, int argc, const char *argv)
PAM_EXTERN int	pam_sm_chauthtok (pam_handle_t pamh, int flags, int argc, const char *argv)
PAM_EXTERN int	pam_sm_open_session (pam_handle_t pamh, int flags, int argc, const char *argv)
PAM_EXTERN int	pam_sm_close_session (pam_handle_t pamh, int flags, int argc, const char *argv)
Variables
const char *	DEFAULT_USER = "nobody"
char **	no_auth_users = NULL
pam_nufw_s	pn_s
nuauth_session_t *	session = NULL
char *	locale_charset = NULL