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manage.c
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/*
* OpenVPN -- An application to securely tunnel IP networks
* over a single TCP/UDP port, with support for SSL/TLS-based
* session authentication and key exchange,
* packet encryption, packet authentication, and
* packet compression.
*
* Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <[email protected]>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* 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 (see the file COPYING included with this
* distribution); if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#elif defined(_MSC_VER)
#include "config-msvc.h"
#endif
#include "syshead.h"
#ifdef ENABLE_MANAGEMENT
#include "error.h"
#include "fdmisc.h"
#include "options.h"
#include "sig.h"
#include "event.h"
#include "otime.h"
#include "integer.h"
#include "misc.h"
#include "ssl.h"
#include "common.h"
#include "manage.h"
#include "memdbg.h"
#ifdef ENABLE_PKCS11
#include "pkcs11.h"
#endif
#define MANAGEMENT_ECHO_PULL_INFO 0
#if MANAGEMENT_ECHO_PULL_INFO
#define MANAGEMENT_ECHO_FLAGS LOG_PRINT_INTVAL
#else
#define MANAGEMENT_ECHO_FLAGS 0
#endif
/* tag for blank username/password */
static const char blank_up[] = "[[BLANK]]";
struct management *management; /* GLOBAL */
/* static forward declarations */
static void man_output_standalone (struct management *man, volatile int *signal_received);
static void man_reset_client_socket (struct management *man, const bool exiting);
static void
man_help ()
{
msg (M_CLIENT, "Management Interface for %s", title_string);
msg (M_CLIENT, "Commands:");
msg (M_CLIENT, "auth-retry t : Auth failure retry mode (none,interact,nointeract).");
msg (M_CLIENT, "bytecount n : Show bytes in/out, update every n secs (0=off).");
msg (M_CLIENT, "echo [on|off] [N|all] : Like log, but only show messages in echo buffer.");
msg (M_CLIENT, "exit|quit : Close management session.");
msg (M_CLIENT, "forget-passwords : Forget passwords entered so far.");
msg (M_CLIENT, "help : Print this message.");
msg (M_CLIENT, "hold [on|off|release] : Set/show hold flag to on/off state, or");
msg (M_CLIENT, " release current hold and start tunnel.");
msg (M_CLIENT, "kill cn : Kill the client instance(s) having common name cn.");
msg (M_CLIENT, "kill IP:port : Kill the client instance connecting from IP:port.");
msg (M_CLIENT, "load-stats : Show global server load stats.");
msg (M_CLIENT, "log [on|off] [N|all] : Turn on/off realtime log display");
msg (M_CLIENT, " + show last N lines or 'all' for entire history.");
msg (M_CLIENT, "mute [n] : Set log mute level to n, or show level if n is absent.");
msg (M_CLIENT, "needok type action : Enter confirmation for NEED-OK request of 'type',");
msg (M_CLIENT, " where action = 'ok' or 'cancel'.");
msg (M_CLIENT, "needstr type action : Enter confirmation for NEED-STR request of 'type',");
msg (M_CLIENT, " where action is reply string.");
msg (M_CLIENT, "net : (Windows only) Show network info and routing table.");
msg (M_CLIENT, "password type p : Enter password p for a queried OpenVPN password.");
msg (M_CLIENT, "remote type [host port] : Override remote directive, type=ACCEPT|MOD|SKIP.");
msg (M_CLIENT, "proxy type [host port flags] : Enter dynamic proxy server info.");
msg (M_CLIENT, "pid : Show process ID of the current OpenVPN process.");
#ifdef ENABLE_PKCS11
msg (M_CLIENT, "pkcs11-id-count : Get number of available PKCS#11 identities.");
msg (M_CLIENT, "pkcs11-id-get index : Get PKCS#11 identity at index.");
#endif
#ifdef MANAGEMENT_DEF_AUTH
msg (M_CLIENT, "client-auth CID KID : Authenticate client-id/key-id CID/KID (MULTILINE)");
msg (M_CLIENT, "client-auth-nt CID KID : Authenticate client-id/key-id CID/KID");
msg (M_CLIENT, "client-deny CID KID R [CR] : Deny auth client-id/key-id CID/KID with log reason");
msg (M_CLIENT, " text R and optional client reason text CR");
msg (M_CLIENT, "client-kill CID [M] : Kill client instance CID with message M (def=RESTART)");
msg (M_CLIENT, "env-filter [level] : Set env-var filter level");
#ifdef MANAGEMENT_PF
msg (M_CLIENT, "client-pf CID : Define packet filter for client CID (MULTILINE)");
#endif
#endif
#ifdef MANAGMENT_EXTERNAL_KEY
msg (M_CLIENT, "rsa-sig : Enter an RSA signature in response to >RSA_SIGN challenge");
msg (M_CLIENT, " Enter signature base64 on subsequent lines followed by END");
#endif
msg (M_CLIENT, "signal s : Send signal s to daemon,");
msg (M_CLIENT, " s = SIGHUP|SIGTERM|SIGUSR1|SIGUSR2.");
msg (M_CLIENT, "state [on|off] [N|all] : Like log, but show state history.");
msg (M_CLIENT, "status [n] : Show current daemon status info using format #n.");
msg (M_CLIENT, "test n : Produce n lines of output for testing/debugging.");
msg (M_CLIENT, "username type u : Enter username u for a queried OpenVPN username.");
msg (M_CLIENT, "verb [n] : Set log verbosity level to n, or show if n is absent.");
msg (M_CLIENT, "version : Show current version number.");
msg (M_CLIENT, "END");
}
static const char *
man_state_name (const int state)
{
switch (state)
{
case OPENVPN_STATE_INITIAL:
return "INITIAL";
case OPENVPN_STATE_CONNECTING:
return "CONNECTING";
case OPENVPN_STATE_WAIT:
return "WAIT";
case OPENVPN_STATE_AUTH:
return "AUTH";
case OPENVPN_STATE_GET_CONFIG:
return "GET_CONFIG";
case OPENVPN_STATE_ASSIGN_IP:
return "ASSIGN_IP";
case OPENVPN_STATE_ADD_ROUTES:
return "ADD_ROUTES";
case OPENVPN_STATE_CONNECTED:
return "CONNECTED";
case OPENVPN_STATE_RECONNECTING:
return "RECONNECTING";
case OPENVPN_STATE_EXITING:
return "EXITING";
case OPENVPN_STATE_RESOLVE:
return "RESOLVE";
case OPENVPN_STATE_TCP_CONNECT:
return "TCP_CONNECT";
default:
return "?";
}
}
static void
man_welcome (struct management *man)
{
msg (M_CLIENT, ">INFO:OpenVPN Management Interface Version %d -- type 'help' for more info",
MANAGEMENT_VERSION);
if (man->persist.special_state_msg)
msg (M_CLIENT, "%s", man->persist.special_state_msg);
}
static inline bool
man_password_needed (struct management *man)
{
return man->settings.up.defined && !man->connection.password_verified;
}
static void
man_check_password (struct management *man, const char *line)
{
if (man_password_needed (man))
{
if (streq (line, man->settings.up.password))
{
man->connection.password_verified = true;
msg (M_CLIENT, "SUCCESS: password is correct");
man_welcome (man);
}
else
{
man->connection.password_verified = false;
msg (M_CLIENT, "ERROR: bad password");
if (++man->connection.password_tries >= MANAGEMENT_N_PASSWORD_RETRIES)
{
msg (M_WARN, "MAN: client connection rejected after %d failed password attempts",
MANAGEMENT_N_PASSWORD_RETRIES);
man->connection.halt = true;
}
}
}
}
static void
man_update_io_state (struct management *man)
{
if (socket_defined (man->connection.sd_cli))
{
if (buffer_list_defined (man->connection.out))
{
man->connection.state = MS_CC_WAIT_WRITE;
}
else
{
man->connection.state = MS_CC_WAIT_READ;
}
}
}
static void
man_output_list_push_finalize (struct management *man)
{
if (management_connected (man))
{
man_update_io_state (man);
if (!man->persist.standalone_disabled)
{
volatile int signal_received = 0;
man_output_standalone (man, &signal_received);
}
}
}
static void
man_output_list_push_str (struct management *man, const char *str)
{
if (management_connected (man) && str)
{
buffer_list_push (man->connection.out, (const unsigned char *) str);
}
}
static void
man_output_list_push (struct management *man, const char *str)
{
man_output_list_push_str (man, str);
man_output_list_push_finalize (man);
}
static void
man_prompt (struct management *man)
{
if (man_password_needed (man))
man_output_list_push (man, "ENTER PASSWORD:");
#if 0 /* should we use prompt? */
else
man_output_list_push (man, ">");
#endif
}
static void
man_delete_unix_socket (struct management *man)
{
#if UNIX_SOCK_SUPPORT
if ((man->settings.flags & (MF_UNIX_SOCK|MF_CONNECT_AS_CLIENT)) == MF_UNIX_SOCK)
socket_delete_unix (&man->settings.local_unix);
#endif
}
static void
man_close_socket (struct management *man, const socket_descriptor_t sd)
{
#ifndef WIN32
/*
* Windows doesn't need this because the ne32 event is permanently
* enabled at struct management scope.
*/
if (man->persist.callback.delete_event)
(*man->persist.callback.delete_event) (man->persist.callback.arg, sd);
#endif
openvpn_close_socket (sd);
}
static void
virtual_output_callback_func (void *arg, const unsigned int flags, const char *str)
{
struct management *man = (struct management *) arg;
static int recursive_level = 0; /* GLOBAL */
# define AF_DID_PUSH (1<<0)
# define AF_DID_RESET (1<<1)
if (!recursive_level) /* don't allow recursion */
{
struct gc_arena gc = gc_new ();
struct log_entry e;
const char *out = NULL;
unsigned int action_flags = 0;
++recursive_level;
CLEAR (e);
update_time ();
e.timestamp = now;
e.u.msg_flags = flags;
e.string = str;
if (flags & M_FATAL)
man->persist.standalone_disabled = false;
if (flags != M_CLIENT)
log_history_add (man->persist.log, &e);
if (!man_password_needed (man))
{
if (flags == M_CLIENT)
out = log_entry_print (&e, LOG_PRINT_CRLF, &gc);
else if (man->connection.log_realtime)
out = log_entry_print (&e, LOG_PRINT_INT_DATE
| LOG_PRINT_MSG_FLAGS
| LOG_PRINT_LOG_PREFIX
| LOG_PRINT_CRLF, &gc);
if (out)
{
man_output_list_push_str (man, out);
action_flags |= AF_DID_PUSH;
}
if (flags & M_FATAL)
{
out = log_entry_print (&e, LOG_FATAL_NOTIFY|LOG_PRINT_CRLF, &gc);
if (out)
{
man_output_list_push_str (man, out);
action_flags |= (AF_DID_PUSH|AF_DID_RESET);
}
}
}
gc_free (&gc);
if (action_flags & AF_DID_PUSH)
man_output_list_push_finalize (man);
if (action_flags & AF_DID_RESET)
man_reset_client_socket (man, true);
--recursive_level;
}
}
/*
* Given a signal, return the signal with possible remapping applied,
* or -1 if the signal should be ignored.
*/
static int
man_mod_signal (const struct management *man, const int signum)
{
const unsigned int flags = man->settings.mansig;
int s = signum;
if (s == SIGUSR1)
{
if (flags & MANSIG_MAP_USR1_TO_HUP)
s = SIGHUP;
if (flags & MANSIG_MAP_USR1_TO_TERM)
s = SIGTERM;
}
if (flags & MANSIG_IGNORE_USR1_HUP)
{
if (s == SIGHUP || s == SIGUSR1)
s = -1;
}
return s;
}
static void
man_signal (struct management *man, const char *name)
{
const int sig = parse_signal (name);
if (sig >= 0)
{
const int sig_mod = man_mod_signal (man, sig);
if (sig_mod >= 0)
{
throw_signal (sig_mod);
msg (M_CLIENT, "SUCCESS: signal %s thrown", signal_name (sig_mod, true));
}
else
{
if (man->persist.special_state_msg)
msg (M_CLIENT, "%s", man->persist.special_state_msg);
else
msg (M_CLIENT, "ERROR: signal '%s' is currently ignored", name);
}
}
else
{
msg (M_CLIENT, "ERROR: signal '%s' is not a known signal type", name);
}
}
static void
man_status (struct management *man, const int version, struct status_output *so)
{
if (man->persist.callback.status)
{
(*man->persist.callback.status) (man->persist.callback.arg, version, so);
}
else
{
msg (M_CLIENT, "ERROR: The 'status' command is not supported by the current daemon mode");
}
}
static void
man_bytecount (struct management *man, const int update_seconds)
{
if (update_seconds >= 0)
man->connection.bytecount_update_seconds = update_seconds;
else
man->connection.bytecount_update_seconds = 0;
msg (M_CLIENT, "SUCCESS: bytecount interval changed");
}
void
man_bytecount_output_client (struct management *man)
{
char in[32];
char out[32];
/* do in a roundabout way to work around possible mingw or mingw-glibc bug */
openvpn_snprintf (in, sizeof (in), counter_format, man->persist.bytes_in);
openvpn_snprintf (out, sizeof (out), counter_format, man->persist.bytes_out);
msg (M_CLIENT, ">BYTECOUNT:%s,%s", in, out);
man->connection.bytecount_last_update = now;
}
#ifdef MANAGEMENT_DEF_AUTH
void
man_bytecount_output_server (struct management *man,
const counter_type *bytes_in_total,
const counter_type *bytes_out_total,
struct man_def_auth_context *mdac)
{
char in[32];
char out[32];
/* do in a roundabout way to work around possible mingw or mingw-glibc bug */
openvpn_snprintf (in, sizeof (in), counter_format, *bytes_in_total);
openvpn_snprintf (out, sizeof (out), counter_format, *bytes_out_total);
msg (M_CLIENT, ">BYTECOUNT_CLI:%lu,%s,%s", mdac->cid, in, out);
mdac->bytecount_last_update = now;
}
#endif
static void
man_kill (struct management *man, const char *victim)
{
struct gc_arena gc = gc_new ();
if (man->persist.callback.kill_by_cn && man->persist.callback.kill_by_addr)
{
struct buffer buf;
char p1[128];
char p2[128];
int n_killed;
buf_set_read (&buf, (uint8_t*) victim, strlen (victim) + 1);
buf_parse (&buf, ':', p1, sizeof (p1));
buf_parse (&buf, ':', p2, sizeof (p2));
if (strlen (p1) && strlen (p2))
{
/* IP:port specified */
bool status;
const in_addr_t addr = getaddr (GETADDR_HOST_ORDER|GETADDR_MSG_VIRT_OUT, p1, 0, &status, NULL);
if (status)
{
const int port = atoi (p2);
if (port > 0 && port < 65536)
{
n_killed = (*man->persist.callback.kill_by_addr) (man->persist.callback.arg, addr, port);
if (n_killed > 0)
{
msg (M_CLIENT, "SUCCESS: %d client(s) at address %s:%d killed",
n_killed,
print_in_addr_t (addr, 0, &gc),
port);
}
else
{
msg (M_CLIENT, "ERROR: client at address %s:%d not found",
print_in_addr_t (addr, 0, &gc),
port);
}
}
else
{
msg (M_CLIENT, "ERROR: port number is out of range: %s", p2);
}
}
else
{
msg (M_CLIENT, "ERROR: error parsing IP address: %s", p1);
}
}
else if (strlen (p1))
{
/* common name specified */
n_killed = (*man->persist.callback.kill_by_cn) (man->persist.callback.arg, p1);
if (n_killed > 0)
{
msg (M_CLIENT, "SUCCESS: common name '%s' found, %d client(s) killed", p1, n_killed);
}
else
{
msg (M_CLIENT, "ERROR: common name '%s' not found", p1);
}
}
else
{
msg (M_CLIENT, "ERROR: kill parse");
}
}
else
{
msg (M_CLIENT, "ERROR: The 'kill' command is not supported by the current daemon mode");
}
gc_free (&gc);
}
/*
* General-purpose history command handler
* for the log and echo commands.
*/
static void
man_history (struct management *man,
const char *parm,
const char *type,
struct log_history *log,
bool *realtime,
const unsigned int lep_flags)
{
struct gc_arena gc = gc_new ();
int n = 0;
if (streq (parm, "on"))
{
*realtime = true;
msg (M_CLIENT, "SUCCESS: real-time %s notification set to ON", type);
}
else if (streq (parm, "off"))
{
*realtime = false;
msg (M_CLIENT, "SUCCESS: real-time %s notification set to OFF", type);
}
else if (streq (parm, "all") || (n = atoi (parm)) > 0)
{
const int size = log_history_size (log);
const int start = (n ? n : size) - 1;
int i;
for (i = start; i >= 0; --i)
{
const struct log_entry *e = log_history_ref (log, i);
if (e)
{
const char *out = log_entry_print (e, lep_flags, &gc);
virtual_output_callback_func (man, M_CLIENT, out);
}
}
msg (M_CLIENT, "END");
}
else
{
msg (M_CLIENT, "ERROR: %s parameter must be 'on' or 'off' or some number n or 'all'", type);
}
gc_free (&gc);
}
static void
man_log (struct management *man, const char *parm)
{
man_history (man,
parm,
"log",
man->persist.log,
&man->connection.log_realtime,
LOG_PRINT_INT_DATE|LOG_PRINT_MSG_FLAGS);
}
static void
man_echo (struct management *man, const char *parm)
{
man_history (man,
parm,
"echo",
man->persist.echo,
&man->connection.echo_realtime,
LOG_PRINT_INT_DATE|MANAGEMENT_ECHO_FLAGS);
}
static void
man_state (struct management *man, const char *parm)
{
man_history (man,
parm,
"state",
man->persist.state,
&man->connection.state_realtime,
LOG_PRINT_INT_DATE|LOG_PRINT_STATE|
LOG_PRINT_LOCAL_IP|LOG_PRINT_REMOTE_IP);
}
static void
man_up_finalize (struct management *man)
{
switch (man->connection.up_query_mode)
{
case UP_QUERY_USER_PASS:
if (!strlen (man->connection.up_query.username))
break;
/* fall through */
case UP_QUERY_PASS:
case UP_QUERY_NEED_OK:
case UP_QUERY_NEED_STR:
if (strlen (man->connection.up_query.password))
man->connection.up_query.defined = true;
break;
case UP_QUERY_DISABLED:
man->connection.up_query.defined = false;
break;
default:
ASSERT (0);
}
}
static void
man_query_user_pass (struct management *man,
const char *type,
const char *string,
const bool needed,
const char *prompt,
char *dest,
int len)
{
if (needed)
{
ASSERT (man->connection.up_query_type);
if (streq (man->connection.up_query_type, type))
{
strncpynt (dest, string, len);
man_up_finalize (man);
msg (M_CLIENT, "SUCCESS: '%s' %s entered, but not yet verified",
type,
prompt);
}
else
msg (M_CLIENT, "ERROR: %s of type '%s' entered, but we need one of type '%s'",
prompt,
type,
man->connection.up_query_type);
}
else
{
msg (M_CLIENT, "ERROR: no %s is currently needed at this time", prompt);
}
}
static void
man_query_username (struct management *man, const char *type, const char *string)
{
const bool needed = ((man->connection.up_query_mode == UP_QUERY_USER_PASS
) && man->connection.up_query_type);
man_query_user_pass (man, type, string, needed, "username", man->connection.up_query.username, USER_PASS_LEN);
}
static void
man_query_password (struct management *man, const char *type, const char *string)
{
const bool needed = ((man->connection.up_query_mode == UP_QUERY_PASS
|| man->connection.up_query_mode == UP_QUERY_USER_PASS
) && man->connection.up_query_type);
if (!string[0]) /* allow blank passwords to be passed through using the blank_up tag */
string = blank_up;
man_query_user_pass (man, type, string, needed, "password", man->connection.up_query.password, USER_PASS_LEN);
}
static void
man_query_need_ok (struct management *man, const char *type, const char *action)
{
const bool needed = ((man->connection.up_query_mode == UP_QUERY_NEED_OK) && man->connection.up_query_type);
man_query_user_pass (man, type, action, needed, "needok-confirmation", man->connection.up_query.password, USER_PASS_LEN);
}
static void
man_query_need_str (struct management *man, const char *type, const char *action)
{
const bool needed = ((man->connection.up_query_mode == UP_QUERY_NEED_STR) && man->connection.up_query_type);
man_query_user_pass (man, type, action, needed, "needstr-string", man->connection.up_query.password, USER_PASS_LEN);
}
static void
man_forget_passwords (struct management *man)
{
#if defined(ENABLE_CRYPTO) && defined(ENABLE_SSL)
ssl_purge_auth (false);
msg (M_CLIENT, "SUCCESS: Passwords were forgotten");
#endif
}
static void
man_net (struct management *man)
{
if (man->persist.callback.show_net)
{
(*man->persist.callback.show_net) (man->persist.callback.arg, M_CLIENT);
}
else
{
msg (M_CLIENT, "ERROR: The 'net' command is not supported by the current daemon mode");
}
}
#ifdef ENABLE_PKCS11
static void
man_pkcs11_id_count (struct management *man)
{
msg (M_CLIENT, ">PKCS11ID-COUNT:%d", pkcs11_management_id_count ());
}
static void
man_pkcs11_id_get (struct management *man, const int index)
{
char *id = NULL;
char *base64 = NULL;
if (pkcs11_management_id_get (index, &id, &base64))
msg (M_CLIENT, ">PKCS11ID-ENTRY:'%d', ID:'%s', BLOB:'%s'", index, id, base64);
else
msg (M_CLIENT, ">PKCS11ID-ENTRY:'%d'", index);
if (id != NULL)
free (id);
if (base64 != NULL)
free (base64);
}
#endif
static void
man_hold (struct management *man, const char *cmd)
{
if (cmd)
{
if (streq (cmd, "on"))
{
man->settings.flags |= MF_HOLD;
msg (M_CLIENT, "SUCCESS: hold flag set to ON");
}
else if (streq (cmd, "off"))
{
man->settings.flags &= ~MF_HOLD;
msg (M_CLIENT, "SUCCESS: hold flag set to OFF");
}
else if (streq (cmd, "release"))
{
man->persist.hold_release = true;
msg (M_CLIENT, "SUCCESS: hold release succeeded");
}
else
{
msg (M_CLIENT, "ERROR: bad hold command parameter");
}
}
else
msg (M_CLIENT, "SUCCESS: hold=%d", BOOL_CAST(man->settings.flags & MF_HOLD));
}
#ifdef MANAGEMENT_IN_EXTRA
#define IER_RESET 0
#define IER_NEW 1
static void
in_extra_reset (struct man_connection *mc, const int mode)
{
if (mc)
{
if (mode != IER_NEW)
{
mc->in_extra_cmd = IEC_UNDEF;
#ifdef MANAGEMENT_DEF_AUTH
mc->in_extra_cid = 0;
mc->in_extra_kid = 0;
#endif
}
if (mc->in_extra)
{
buffer_list_free (mc->in_extra);
mc->in_extra = NULL;
}
if (mode == IER_NEW)
mc->in_extra = buffer_list_new (0);
}
}
static void
in_extra_dispatch (struct management *man)
{
switch (man->connection.in_extra_cmd)
{
#ifdef MANAGEMENT_DEF_AUTH
case IEC_CLIENT_AUTH:
if (man->persist.callback.client_auth)
{
const bool status = (*man->persist.callback.client_auth)
(man->persist.callback.arg,
man->connection.in_extra_cid,
man->connection.in_extra_kid,
true,
NULL,
NULL,
man->connection.in_extra);
man->connection.in_extra = NULL;
if (status)
{
msg (M_CLIENT, "SUCCESS: client-auth command succeeded");
}
else
{
msg (M_CLIENT, "ERROR: client-auth command failed");
}
}
else
{
msg (M_CLIENT, "ERROR: The client-auth command is not supported by the current daemon mode");
}
break;
#endif
#ifdef MANAGEMENT_PF
case IEC_CLIENT_PF:
if (man->persist.callback.client_pf)
{
const bool status = (*man->persist.callback.client_pf)
(man->persist.callback.arg,
man->connection.in_extra_cid,
man->connection.in_extra);
man->connection.in_extra = NULL;
if (status)
{
msg (M_CLIENT, "SUCCESS: client-pf command succeeded");
}
else
{
msg (M_CLIENT, "ERROR: client-pf command failed");
}
}
else
{
msg (M_CLIENT, "ERROR: The client-pf command is not supported by the current daemon mode");
}
break;
#endif
#ifdef MANAGMENT_EXTERNAL_KEY
case IEC_RSA_SIGN:
man->connection.ext_key_state = EKS_READY;
buffer_list_free (man->connection.ext_key_input);
man->connection.ext_key_input = man->connection.in_extra;
man->connection.in_extra = NULL;
return;
#endif
}
in_extra_reset (&man->connection, IER_RESET);
}
#endif /* MANAGEMENT_IN_EXTRA */
#ifdef MANAGEMENT_DEF_AUTH
static bool
parse_cid (const char *str, unsigned long *cid)
{
if (sscanf (str, "%lu", cid) == 1)
return true;
else
{
msg (M_CLIENT, "ERROR: cannot parse CID");
return false;
}
}
static bool
parse_kid (const char *str, unsigned int *kid)
{
if (sscanf (str, "%u", kid) == 1)
return true;
else
{
msg (M_CLIENT, "ERROR: cannot parse KID");
return false;
}
}
static void
man_client_auth (struct management *man, const char *cid_str, const char *kid_str, const bool extra)
{
struct man_connection *mc = &man->connection;
mc->in_extra_cid = 0;
mc->in_extra_kid = 0;
if (parse_cid (cid_str, &mc->in_extra_cid)
&& parse_kid (kid_str, &mc->in_extra_kid))
{
mc->in_extra_cmd = IEC_CLIENT_AUTH;
in_extra_reset (mc, IER_NEW);
if (!extra)
in_extra_dispatch (man);
}
}
static void
man_client_deny (struct management *man, const char *cid_str, const char *kid_str, const char *reason, const char *client_reason)
{
unsigned long cid = 0;
unsigned int kid = 0;
if (parse_cid (cid_str, &cid) && parse_kid (kid_str, &kid))
{
if (man->persist.callback.client_auth)
{
const bool status = (*man->persist.callback.client_auth)
(man->persist.callback.arg,
cid,
kid,
false,
reason,
client_reason,
NULL);
if (status)
{
msg (M_CLIENT, "SUCCESS: client-deny command succeeded");
}
else
{
msg (M_CLIENT, "ERROR: client-deny command failed");
}
}
else
{
msg (M_CLIENT, "ERROR: The client-deny command is not supported by the current daemon mode");
}
}
}
static void
man_client_kill (struct management *man, const char *cid_str, const char *kill_msg)
{
unsigned long cid = 0;
if (parse_cid (cid_str, &cid))
{
if (man->persist.callback.kill_by_cid)
{
const bool status = (*man->persist.callback.kill_by_cid) (man->persist.callback.arg, cid, kill_msg);
if (status)
{
msg (M_CLIENT, "SUCCESS: client-kill command succeeded");
}
else
{
msg (M_CLIENT, "ERROR: client-kill command failed");
}
}
else
{
msg (M_CLIENT, "ERROR: The client-kill command is not supported by the current daemon mode");
}
}
}
static void
man_client_n_clients (struct management *man)
{
if (man->persist.callback.n_clients)
{
const int nclients = (*man->persist.callback.n_clients) (man->persist.callback.arg);
msg (M_CLIENT, "SUCCESS: nclients=%d", nclients);
}
else
{
msg (M_CLIENT, "ERROR: The nclients command is not supported by the current daemon mode");
}
}
static void
man_env_filter (struct management *man, const int level)
{
man->connection.env_filter_level = level;
msg (M_CLIENT, "SUCCESS: env_filter_level=%d", level);
}
#ifdef MANAGEMENT_PF