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strongswan/src/pool/pool.c

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/*
* Copyright (C) 2008 Martin Willi
* Hochschule fuer Technik Rapperswil
*
* 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 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* 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.
*/
#define _GNU_SOURCE
#include <getopt.h>
#include <unistd.h>
#include <stdio.h>
#include <time.h>
#include <string.h>
#include <errno.h>
#include <utils/debug.h>
#include <library.h>
#include <networking/host.h>
#include <utils/identification.h>
#include <attributes/attributes.h>
#include "pool_attributes.h"
#include "pool_usage.h"
/**
* global database handle
*/
database_t *db;
/**
* --start/--end addresses of various subcommands
*/
host_t *start = NULL, *end = NULL;
/**
* whether --add should --replace an existing pool
*/
bool replace_pool = FALSE;
/**
* forward declarations
*/
static void del(char *name);
static void do_args(int argc, char *argv[]);
/**
* Create or replace a pool by name
*/
static u_int create_pool(char *name, chunk_t start, chunk_t end, int timeout)
{
enumerator_t *e;
int pool;
e = db->query(db, "SELECT id FROM pools WHERE name = ?",
DB_TEXT, name, DB_UINT);
if (e && e->enumerate(e, &pool))
{
if (replace_pool == FALSE)
{
fprintf(stderr, "pool '%s' exists.\n", name);
e->destroy(e);
exit(EXIT_FAILURE);
}
del(name);
}
DESTROY_IF(e);
if (db->execute(db, &pool,
"INSERT INTO pools (name, start, end, timeout) VALUES (?, ?, ?, ?)",
DB_TEXT, name, DB_BLOB, start, DB_BLOB, end,
DB_INT, timeout*3600) != 1)
{
fprintf(stderr, "creating pool failed.\n");
exit(EXIT_FAILURE);
}
return pool;
}
/**
* instead of a pool handle a DNS or NBNS attribute
*/
static bool is_attribute(char *name)
{
return strcaseeq(name, "dns") || strcaseeq(name, "nbns") ||
strcaseeq(name, "wins");
}
/**
* calculate the size of a pool using start and end address chunk
*/
static u_int get_pool_size(chunk_t start, chunk_t end)
{
u_int *start_ptr, *end_ptr;
if (start.len < sizeof(u_int) || end.len < sizeof(u_int))
{
return 0;
}
start_ptr = (u_int*)(start.ptr + start.len - sizeof(u_int));
end_ptr = (u_int*)(end.ptr + end.len - sizeof(u_int));
return ntohl(*end_ptr) - ntohl(*start_ptr) + 1;
}
/**
* ipsec pool --status - show pool overview
*/
static void status(void)
{
enumerator_t *ns, *pool, *lease;
host_t *server;
chunk_t value;
bool found = FALSE;
/* enumerate IPv4 DNS servers */
ns = db->query(db, "SELECT value FROM attributes WHERE type = ?",
DB_INT, INTERNAL_IP4_DNS, DB_BLOB);
if (ns)
{
while (ns->enumerate(ns, &value))
{
if (!found)
{
printf("dns servers:");
found = TRUE;
}
server = host_create_from_chunk(AF_INET, value, 0);
if (server)
{
printf(" %H", server);
server->destroy(server);
}
}
ns->destroy(ns);
}
/* enumerate IPv6 DNS servers */
ns = db->query(db, "SELECT value FROM attributes WHERE type = ?",
DB_INT, INTERNAL_IP6_DNS, DB_BLOB);
if (ns)
{
while (ns->enumerate(ns, &value))
{
if (!found)
{
printf("dns servers:");
found = TRUE;
}
server = host_create_from_chunk(AF_INET6, value, 0);
if (server)
{
printf(" %H", server);
server->destroy(server);
}
}
ns->destroy(ns);
}
if (found)
{
printf("\n");
}
else
{
printf("no dns servers found.\n");
}
found = FALSE;
/* enumerate IPv4 NBNS servers */
ns = db->query(db, "SELECT value FROM attributes WHERE type = ?",
DB_INT, INTERNAL_IP4_NBNS, DB_BLOB);
if (ns)
{
while (ns->enumerate(ns, &value))
{
if (!found)
{
printf("nbns servers:");
found = TRUE;
}
server = host_create_from_chunk(AF_INET, value, 0);
if (server)
{
printf(" %H", server);
server->destroy(server);
}
}
ns->destroy(ns);
}
/* enumerate IPv6 NBNS servers */
ns = db->query(db, "SELECT value FROM attributes WHERE type = ?",
DB_INT, INTERNAL_IP6_NBNS, DB_BLOB);
if (ns)
{
while (ns->enumerate(ns, &value))
{
if (!found)
{
printf("nbns servers:");
found = TRUE;
}
server = host_create_from_chunk(AF_INET6, value, 0);
if (server)
{
printf(" %H", server);
server->destroy(server);
}
}
ns->destroy(ns);
}
if (found)
{
printf("\n");
}
else
{
printf("no nbns servers found.\n");
}
found = FALSE;
pool = db->query(db, "SELECT id, name, start, end, timeout FROM pools",
DB_INT, DB_TEXT, DB_BLOB, DB_BLOB, DB_UINT);
if (pool)
{
char *name;
chunk_t start_chunk, end_chunk;
host_t *start, *end;
u_int id, timeout, online = 0, used = 0, size = 0;
while (pool->enumerate(pool, &id, &name,
&start_chunk, &end_chunk, &timeout))
{
if (!found)
{
printf("%8s %15s %15s %8s %6s %11s %11s\n", "name", "start",
"end", "timeout", "size", "online", "usage");
found = TRUE;
}
start = host_create_from_chunk(AF_UNSPEC, start_chunk, 0);
end = host_create_from_chunk(AF_UNSPEC, end_chunk, 0);
if (start->is_anyaddr(start) && end->is_anyaddr(end))
{
printf("%8s %15s %15s ", name, "n/a", "n/a");
}
else
{
printf("%8s %15H %15H ", name, start, end);
}
if (timeout)
{
printf("%7dh ", timeout/3600);
}
else
{
printf("%8s ", "static");
}
/* get total number of hosts in the pool */
lease = db->query(db, "SELECT COUNT(*) FROM addresses "
"WHERE pool = ?", DB_UINT, id, DB_INT);
if (lease)
{
lease->enumerate(lease, &size);
lease->destroy(lease);
}
if (!size)
{ /* empty pool */
printf("%6d %11s %11s ", 0, "n/a", "n/a");
goto next_pool;
}
printf("%6d ", size);
/* get number of online hosts */
lease = db->query(db, "SELECT COUNT(*) FROM addresses "
"WHERE pool = ? AND released = 0",
DB_UINT, id, DB_INT);
if (lease)
{
lease->enumerate(lease, &online);
lease->destroy(lease);
}
printf("%5d (%2d%%) ", online, online*100/size);
/* get number of online or valid leases */
lease = db->query(db, "SELECT COUNT(*) FROM addresses "
"WHERE addresses.pool = ? "
"AND ((? AND acquired != 0) "
" OR released = 0 OR released > ?) ",
DB_UINT, id, DB_UINT, !timeout,
DB_UINT, time(NULL) - timeout, DB_UINT);
if (lease)
{
lease->enumerate(lease, &used);
lease->destroy(lease);
}
printf("%5d (%2d%%) ", used, used*100/size);
next_pool:
printf("\n");
DESTROY_IF(start);
DESTROY_IF(end);
}
pool->destroy(pool);
}
if (!found)
{
printf("no pools found.\n");
}
}
/**
* ipsec pool --add - add a new pool
*/
static void add(char *name, host_t *start, host_t *end, int timeout)
{
chunk_t start_addr, end_addr, cur_addr;
u_int id, count;
start_addr = start->get_address(start);
end_addr = end->get_address(end);
cur_addr = chunk_clonea(start_addr);
count = get_pool_size(start_addr, end_addr);
if (start_addr.len != end_addr.len ||
memcmp(start_addr.ptr, end_addr.ptr, start_addr.len) > 0)
{
fprintf(stderr, "invalid start/end pair specified.\n");
exit(EXIT_FAILURE);
}
id = create_pool(name, start_addr, end_addr, timeout);
printf("allocating %d addresses... ", count);
fflush(stdout);
db->transaction(db, FALSE);
while (TRUE)
{
db->execute(db, NULL,
"INSERT INTO addresses (pool, address, identity, acquired, released) "
"VALUES (?, ?, ?, ?, ?)",
DB_UINT, id, DB_BLOB, cur_addr, DB_UINT, 0, DB_UINT, 0, DB_UINT, 1);
if (chunk_equals(cur_addr, end_addr))
{
break;
}
chunk_increment(cur_addr);
}
db->commit(db);
printf("done.\n");
}
static bool add_address(u_int pool_id, char *address_str, int *family)
{
host_t *address;
int user_id = 0;
char *pos_eq = strchr(address_str, '=');
if (pos_eq != NULL)
{
identification_t *id = identification_create_from_string(pos_eq + 1);
user_id = get_identity(id);
id->destroy(id);
if (user_id == 0)
{
return FALSE;
}
*pos_eq = '\0';
}
address = host_create_from_string(address_str, 0);
if (address == NULL)
{
fprintf(stderr, "invalid address '%s'.\n", address_str);
return FALSE;
}
if (family && *family != AF_UNSPEC &&
*family != address->get_family(address))
{
fprintf(stderr, "invalid address family '%s'.\n", address_str);
address->destroy(address);
return FALSE;
}
if (db->execute(db, NULL,
"INSERT INTO addresses "
"(pool, address, identity, acquired, released) "
"VALUES (?, ?, ?, ?, ?)",
DB_UINT, pool_id, DB_BLOB, address->get_address(address),
DB_UINT, user_id, DB_UINT, 0, DB_UINT, 1) != 1)
{
fprintf(stderr, "inserting address '%s' failed.\n", address_str);
address->destroy(address);
return FALSE;
}
if (family)
{
*family = address->get_family(address);
}
address->destroy(address);
return TRUE;
}
static void add_addresses(char *pool, char *path, int timeout)
{
u_int pool_id, count = 0;
int family = AF_UNSPEC;
char address_str[512];
host_t *addr;
FILE *file;
db->transaction(db, FALSE);
addr = host_create_from_string("%any", 0);
pool_id = create_pool(pool, addr->get_address(addr),
addr->get_address(addr), timeout);
addr->destroy(addr);
file = (strcmp(path, "-") == 0 ? stdin : fopen(path, "r"));
if (file == NULL)
{
fprintf(stderr, "opening '%s' failed: %s\n", path, strerror(errno));
exit(-1);
}
printf("starting allocation... ");
fflush(stdout);
while (fgets(address_str, sizeof(address_str), file))
{
size_t addr_len = strlen(address_str);
char *last_chr = address_str + addr_len - 1;
if (*last_chr == '\n')
{
if (addr_len == 1)
{ /* end of input */
break;
}
*last_chr = '\0';
}
if (add_address(pool_id, address_str, &family) == FALSE)
{
if (file != stdin)
{
fclose(file);
}
exit(EXIT_FAILURE);
}
++count;
}
if (file != stdin)
{
fclose(file);
}
if (family == AF_INET6)
{ /* update address family if necessary */
addr = host_create_from_string("%any6", 0);
if (db->execute(db, NULL,
"UPDATE pools SET start = ?, end = ? WHERE id = ?",
DB_BLOB, addr->get_address(addr),
DB_BLOB, addr->get_address(addr), DB_UINT, pool_id) <= 0)
{
addr->destroy(addr);
fprintf(stderr, "updating pool address family failed.\n");
exit(EXIT_FAILURE);
}
addr->destroy(addr);
}
db->commit(db);
printf("%d addresses done.\n", count);
}
/**
* ipsec pool --del - delete a pool
*/
static void del(char *name)
{
enumerator_t *query;
u_int id;
bool found = FALSE;
query = db->query(db, "SELECT id FROM pools WHERE name = ?",
DB_TEXT, name, DB_UINT);
if (!query)
{
fprintf(stderr, "deleting pool failed.\n");
exit(EXIT_FAILURE);
}
while (query->enumerate(query, &id))
{
found = TRUE;
if (db->execute(db, NULL,
"DELETE FROM leases WHERE address IN ("
" SELECT id FROM addresses WHERE pool = ?)", DB_UINT, id) < 0 ||
db->execute(db, NULL,
"DELETE FROM addresses WHERE pool = ?", DB_UINT, id) < 0 ||
db->execute(db, NULL,
"DELETE FROM pools WHERE id = ?", DB_UINT, id) < 0)
{
fprintf(stderr, "deleting pool failed.\n");
query->destroy(query);
exit(EXIT_FAILURE);
}
}
query->destroy(query);
if (!found)
{
fprintf(stderr, "pool '%s' not found.\n", name);
exit(EXIT_FAILURE);
}
}
/**
* ipsec pool --resize - resize a pool
*/
static void resize(char *name, host_t *end)
{
enumerator_t *query;
chunk_t old_addr, new_addr, cur_addr;
u_int id, count;
host_t *old_end;
new_addr = end->get_address(end);
query = db->query(db, "SELECT id, end FROM pools WHERE name = ?",
DB_TEXT, name, DB_UINT, DB_BLOB);
if (!query || !query->enumerate(query, &id, &old_addr))
{
DESTROY_IF(query);
fprintf(stderr, "resizing pool failed.\n");
exit(EXIT_FAILURE);
}
if (old_addr.len != new_addr.len ||
memcmp(new_addr.ptr, old_addr.ptr, old_addr.len) < 0)
{
fprintf(stderr, "shrinking of pools not supported.\n");
query->destroy(query);
exit(EXIT_FAILURE);
}
cur_addr = chunk_clonea(old_addr);
count = get_pool_size(old_addr, new_addr) - 1;
query->destroy(query);
/* Check whether pool is resizable */
old_end = host_create_from_chunk(AF_UNSPEC, old_addr, 0);
if (old_end && old_end->is_anyaddr(old_end))
{
fprintf(stderr, "pool is not resizable.\n");
old_end->destroy(old_end);
exit(EXIT_FAILURE);
}
DESTROY_IF(old_end);
db->transaction(db, FALSE);
if (db->execute(db, NULL,
"UPDATE pools SET end = ? WHERE name = ?",
DB_BLOB, new_addr, DB_TEXT, name) <= 0)
{
fprintf(stderr, "pool '%s' not found.\n", name);
exit(EXIT_FAILURE);
}
printf("allocating %d new addresses... ", count);
fflush(stdout);
while (count-- > 0)
{
chunk_increment(cur_addr);
db->execute(db, NULL,
"INSERT INTO addresses (pool, address, identity, acquired, released) "
"VALUES (?, ?, ?, ?, ?)",
DB_UINT, id, DB_BLOB, cur_addr, DB_UINT, 0, DB_UINT, 0, DB_UINT, 1);
}
db->commit(db);
printf("done.\n");
}
/**
* create the lease query using the filter string
*/
static enumerator_t *create_lease_query(char *filter)
{
enumerator_t *query;
identification_t *id = NULL;
host_t *addr = NULL;
u_int tstamp = 0;
bool online = FALSE, valid = FALSE, expired = FALSE;
char *value, *pos, *pool = NULL;
enum {
FIL_POOL = 0,
FIL_ID,
FIL_ADDR,
FIL_TSTAMP,
FIL_STATE,
};
char *const token[] = {
[FIL_POOL] = "pool",
[FIL_ID] = "id",
[FIL_ADDR] = "addr",
[FIL_TSTAMP] = "tstamp",
[FIL_STATE] = "status",
NULL
};
/* if the filter string contains a distinguished name as a ID, we replace
* ", " by "/ " in order to not confuse the getsubopt parser */
pos = filter;
while ((pos = strchr(pos, ',')))
{
if (pos[1] == ' ')
{
pos[0] = '/';
}
pos++;
}
while (filter && *filter != '\0')
{
switch (getsubopt(&filter, token, &value))
{
case FIL_POOL:
if (value)
{
pool = value;
}
break;
case FIL_ID:
if (value)
{
id = identification_create_from_string(value);
}
break;
case FIL_ADDR:
if (value)
{
addr = host_create_from_string(value, 0);
}
if (!addr)
{
fprintf(stderr, "invalid 'addr' in filter string.\n");
exit(EXIT_FAILURE);
}
break;
case FIL_TSTAMP:
if (value)
{
tstamp = atoi(value);
}
if (tstamp == 0)
{
online = TRUE;
}
break;
case FIL_STATE:
if (value)
{
if (streq(value, "online"))
{
online = TRUE;
}
else if (streq(value, "valid"))
{
valid = TRUE;
}
else if (streq(value, "expired"))
{
expired = TRUE;
}
else
{
fprintf(stderr, "invalid 'state' in filter string.\n");
exit(EXIT_FAILURE);
}
}
break;
default:
fprintf(stderr, "invalid filter string.\n");
exit(EXIT_FAILURE);
break;
}
}
query = db->query(db,
"SELECT name, addresses.address, identities.type, "
"identities.data, leases.acquired, leases.released, timeout "
"FROM leases JOIN addresses ON leases.address = addresses.id "
"JOIN pools ON addresses.pool = pools.id "
"JOIN identities ON leases.identity = identities.id "
"WHERE (? OR name = ?) "
"AND (? OR (identities.type = ? AND identities.data = ?)) "
"AND (? OR addresses.address = ?) "
"AND (? OR (? >= leases.acquired AND (? <= leases.released))) "
"AND (? OR leases.released > ? - timeout) "
"AND (? OR leases.released < ? - timeout) "
"AND ? "
"UNION "
"SELECT name, address, identities.type, identities.data, "
"acquired, released, timeout FROM addresses "
"JOIN pools ON addresses.pool = pools.id "
"JOIN identities ON addresses.identity = identities.id "
"WHERE ? AND released = 0 "
"AND (? OR name = ?) "
"AND (? OR (identities.type = ? AND identities.data = ?)) "
"AND (? OR address = ?)",
DB_INT, pool == NULL, DB_TEXT, pool,
DB_INT, id == NULL,
DB_INT, id ? id->get_type(id) : 0,
DB_BLOB, id ? id->get_encoding(id) : chunk_empty,
DB_INT, addr == NULL,
DB_BLOB, addr ? addr->get_address(addr) : chunk_empty,
DB_INT, tstamp == 0, DB_UINT, tstamp, DB_UINT, tstamp,
DB_INT, !valid, DB_INT, time(NULL),
DB_INT, !expired, DB_INT, time(NULL),
DB_INT, !online,
/* union */
DB_INT, !(valid || expired),
DB_INT, pool == NULL, DB_TEXT, pool,
DB_INT, id == NULL,
DB_INT, id ? id->get_type(id) : 0,
DB_BLOB, id ? id->get_encoding(id) : chunk_empty,
DB_INT, addr == NULL,
DB_BLOB, addr ? addr->get_address(addr) : chunk_empty,
/* res */
DB_TEXT, DB_BLOB, DB_INT, DB_BLOB, DB_UINT, DB_UINT, DB_UINT);
/* id and addr leak but we can't destroy them until query is destroyed. */
return query;
}
/**
* ipsec pool --leases - show lease information of a pool
*/
static void leases(char *filter, bool utc)
{
enumerator_t *query;
chunk_t address_chunk, identity_chunk;
int identity_type;
char *name;
u_int db_acquired, db_released, db_timeout;
time_t acquired, released, timeout;
host_t *address;
identification_t *identity;
bool found = FALSE;
query = create_lease_query(filter);
if (!query)
{
fprintf(stderr, "querying leases failed.\n");
exit(EXIT_FAILURE);
}
while (query->enumerate(query, &name, &address_chunk, &identity_type,
&identity_chunk, &db_acquired, &db_released, &db_timeout))
{
if (!found)
{
int len = utc ? 25 : 21;
found = TRUE;
printf("%-8s %-15s %-7s %-*s %-*s %s\n",
"name", "address", "status", len, "start", len, "end", "identity");
}
address = host_create_from_chunk(AF_UNSPEC, address_chunk, 0);
identity = identification_create_from_encoding(identity_type, identity_chunk);
/* u_int is not always equal to time_t */
acquired = (time_t)db_acquired;
released = (time_t)db_released;
timeout = (time_t)db_timeout;
printf("%-8s %-15H ", name, address);
if (released == 0)
{
printf("%-7s ", "online");
}
else if (timeout == 0)
{
printf("%-7s ", "static");
}
else if (released >= time(NULL) - timeout)
{
printf("%-7s ", "valid");
}
else
{
printf("%-7s ", "expired");
}
printf(" %T ", &acquired, utc);
if (released)
{
printf("%T ", &released, utc);
}
else
{
printf(" ");
if (utc)
{
printf(" ");
}
}
printf("%Y\n", identity);
DESTROY_IF(address);
identity->destroy(identity);
}
query->destroy(query);
if (!found)
{
fprintf(stderr, "no matching leases found.\n");
exit(EXIT_FAILURE);
}
}
/**
* ipsec pool --purge - delete expired leases
*/
static void purge(char *name)
{
int purged = 0;
purged = db->execute(db, NULL,
"DELETE FROM leases WHERE address IN ("
" SELECT id FROM addresses WHERE pool IN ("
" SELECT id FROM pools WHERE name = ?))",
DB_TEXT, name);
if (purged < 0)
{
fprintf(stderr, "purging pool '%s' failed.\n", name);
exit(EXIT_FAILURE);
}
fprintf(stderr, "purged %d leases in pool '%s'.\n", purged, name);
}
#define ARGV_SIZE 32
static void argv_add(char **argv, int argc, char *value)
{
if (argc >= ARGV_SIZE)
{
fprintf(stderr, "too many arguments: %s\n", value);
exit(EXIT_FAILURE);
}
argv[argc] = value;
}
/**
* ipsec pool --batch - read commands from a file
*/
static void batch(char *argv0, char *name)
{
char command[512];
FILE *file = strncmp(name, "-", 1) == 0 ? stdin : fopen(name, "r");
if (file == NULL)
{
fprintf(stderr, "opening '%s' failed: %s\n", name, strerror(errno));
exit(EXIT_FAILURE);
}
db->transaction(db, FALSE);
while (fgets(command, sizeof(command), file))
{
char *argv[ARGV_SIZE], *start;
int i, argc = 0;
size_t cmd_len = strlen(command);
/* ignore empty lines */
if (cmd_len == 1 && *(command + cmd_len - 1) == '\n')
{
continue;
}
/* parse command into argv */
start = command;
argv_add(argv, argc++, argv0);
for (i = 0; i < cmd_len; ++i)
{
if (command[i] == ' ' || command[i] == '\n')
{
if (command + i == start)
{
/* ignore leading whitespace */
++start;
continue;
}
command[i] = '\0';
argv_add(argv, argc++, start);
start = command + i + 1;
}
}
if (strlen(start) > 0)
{
argv_add(argv, argc++, start);
}
argv_add(argv, argc, NULL);
do_args(argc, argv);
}
db->commit(db);
if (file != stdin)
{
fclose(file);
}
}
/**
* atexit handler to close db on shutdown
*/
static void cleanup(void)
{
db->destroy(db);
DESTROY_IF(start);
DESTROY_IF(end);
}
static void do_args(int argc, char *argv[])
{
char *name = "", *value = "", *filter = "";
char *pool = NULL, *identity = NULL, *addresses = NULL;
value_type_t value_type = VALUE_NONE;
int timeout = 0;
bool utc = FALSE, hexout = FALSE;
enum {
OP_UNDEF,
OP_USAGE,
OP_STATUS,
OP_STATUS_ATTR,
OP_ADD,
OP_ADD_ATTR,
OP_DEL,
OP_DEL_ATTR,
OP_SHOW_ATTR,
OP_RESIZE,
OP_LEASES,
OP_PURGE,
OP_BATCH
} operation = OP_UNDEF;
/* reinit getopt state */
optind = 0;
while (TRUE)
{
int c;
struct option long_opts[] = {
{ "help", no_argument, NULL, 'h' },
{ "utc", no_argument, NULL, 'u' },
{ "status", no_argument, NULL, 'w' },
{ "add", required_argument, NULL, 'a' },
{ "replace", required_argument, NULL, 'c' },
{ "del", required_argument, NULL, 'd' },
{ "resize", required_argument, NULL, 'r' },
{ "leases", no_argument, NULL, 'l' },
{ "purge", required_argument, NULL, 'p' },
{ "statusattr", no_argument, NULL, '1' },
{ "addattr", required_argument, NULL, '2' },
{ "delattr", required_argument, NULL, '3' },
{ "showattr", no_argument, NULL, '4' },
{ "batch", required_argument, NULL, 'b' },
{ "start", required_argument, NULL, 's' },
{ "end", required_argument, NULL, 'e' },
{ "addresses", required_argument, NULL, 'y' },
{ "timeout", required_argument, NULL, 't' },
{ "filter", required_argument, NULL, 'f' },
{ "addr", required_argument, NULL, 'v' },
{ "mask", required_argument, NULL, 'v' },
{ "server", required_argument, NULL, 'v' },
{ "subnet", required_argument, NULL, 'n' },
{ "string", required_argument, NULL, 'g' },
{ "hex", required_argument, NULL, 'x' },
{ "hexout", no_argument, NULL, '5' },
{ "pool", required_argument, NULL, '6' },
{ "identity", required_argument, NULL, '7' },
{ 0,0,0,0 }
};
c = getopt_long(argc, argv, "", long_opts, NULL);
switch (c)
{
case EOF:
break;
case 'h':
operation = OP_USAGE;
break;
case 'w':
operation = OP_STATUS;
break;
case '1':
operation = OP_STATUS_ATTR;
break;
case 'u':
utc = TRUE;
continue;
case 'c':
replace_pool = TRUE;
/* fallthrough */
case 'a':
name = optarg;
operation = is_attribute(name) ? OP_ADD_ATTR : OP_ADD;
if (replace_pool && operation == OP_ADD_ATTR)
{
fprintf(stderr, "invalid pool name: "
"reserved for '%s' attribute.\n", optarg);
usage();
exit(EXIT_FAILURE);
}
continue;
case '2':
name = optarg;
operation = OP_ADD_ATTR;
continue;
case 'd':
name = optarg;
operation = is_attribute(name) ? OP_DEL_ATTR : OP_DEL;
continue;
case '3':
name = optarg;
operation = OP_DEL_ATTR;
continue;
case '4':
operation = OP_SHOW_ATTR;
continue;
case 'r':
name = optarg;
operation = OP_RESIZE;
continue;
case 'l':
operation = OP_LEASES;
continue;
case 'p':
name = optarg;
operation = OP_PURGE;
continue;
case 'b':
name = optarg;
if (operation == OP_BATCH)
{
fprintf(stderr, "--batch commands can not be nested\n");
exit(EXIT_FAILURE);
}
operation = OP_BATCH;
continue;
case 's':
DESTROY_IF(start);
start = host_create_from_string(optarg, 0);
if (start == NULL)
{
fprintf(stderr, "invalid start address: '%s'.\n", optarg);
usage();
exit(EXIT_FAILURE);
}
continue;
case 'e':
DESTROY_IF(end);
end = host_create_from_string(optarg, 0);
if (end == NULL)
{
fprintf(stderr, "invalid end address: '%s'.\n", optarg);
usage();
exit(EXIT_FAILURE);
}
continue;
case 't':
timeout = atoi(optarg);
if (timeout == 0 && strcmp(optarg, "0") != 0)
{
fprintf(stderr, "invalid timeout '%s'.\n", optarg);
usage();
exit(EXIT_FAILURE);
}
continue;
case 'f':
filter = optarg;
continue;
case 'y':
addresses = optarg;
continue;
case 'g':
value_type = VALUE_STRING;
value = optarg;
continue;
case 'n':
value_type = VALUE_SUBNET;
value = optarg;
continue;
case 'v':
value_type = VALUE_ADDR;
value = optarg;
continue;
case 'x':
value_type = VALUE_HEX;
value = optarg;
continue;
case '5':
hexout = TRUE;
continue;
case '6':
pool = optarg;
continue;
case '7':
identity = optarg;
continue;
default:
usage();
exit(EXIT_FAILURE);
break;
}
break;
}
switch (operation)
{
case OP_USAGE:
usage();
break;
case OP_STATUS:
status();
break;
case OP_STATUS_ATTR:
status_attr(hexout);
break;
case OP_ADD:
if (addresses != NULL)
{
add_addresses(name, addresses, timeout);
}
else if (start != NULL && end != NULL)
{
add(name, start, end, timeout);
}
else
{
fprintf(stderr, "missing arguments.\n");
usage();
exit(EXIT_FAILURE);
}
break;
case OP_ADD_ATTR:
if (value_type == VALUE_NONE)
{
fprintf(stderr, "missing arguments.\n");
usage();
exit(EXIT_FAILURE);
}
if (identity && !pool)
{
fprintf(stderr, "--identity option can't be used without --pool.\n");
usage();
exit(EXIT_FAILURE);
}
add_attr(name, pool, identity, value, value_type);
break;
case OP_DEL:
del(name);
break;
case OP_DEL_ATTR:
if (identity && !pool)
{
fprintf(stderr, "--identity option can't be used without --pool.\n");
usage();
exit(EXIT_FAILURE);
}
del_attr(name, pool, identity, value, value_type);
break;
case OP_SHOW_ATTR:
show_attr();
break;
case OP_RESIZE:
if (end == NULL)
{
fprintf(stderr, "missing arguments.\n");
usage();
exit(EXIT_FAILURE);
}
resize(name, end);
break;
case OP_LEASES:
leases(filter, utc);
break;
case OP_PURGE:
purge(name);
break;
case OP_BATCH:
if (name == NULL)
{
fprintf(stderr, "missing arguments.\n");
usage();
exit(EXIT_FAILURE);
}
batch(argv[0], name);
break;
default:
usage();
exit(EXIT_FAILURE);
}
}
int main(int argc, char *argv[])
{
char *uri;
atexit(library_deinit);
/* initialize library */
if (!library_init(NULL, "pool"))
{
exit(SS_RC_LIBSTRONGSWAN_INTEGRITY);
}
if (lib->integrity &&
!lib->integrity->check_file(lib->integrity, "pool", argv[0]))
{
fprintf(stderr, "integrity check of pool failed\n");
exit(SS_RC_DAEMON_INTEGRITY);
}
if (!lib->plugins->load(lib->plugins,
lib->settings->get_str(lib->settings, "pool.load", PLUGINS)))
{
exit(SS_RC_INITIALIZATION_FAILED);
}
uri = lib->settings->get_str(lib->settings, "libhydra.plugins.attr-sql.database", NULL);
if (!uri)
{
fprintf(stderr, "database URI libhydra.plugins.attr-sql.database not set.\n");
exit(SS_RC_INITIALIZATION_FAILED);
}
db = lib->db->create(lib->db, uri);
if (!db)
{
fprintf(stderr, "opening database failed.\n");
exit(SS_RC_INITIALIZATION_FAILED);
}
atexit(cleanup);
do_args(argc, argv);
exit(EXIT_SUCCESS);
}
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