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Annotation of embedaddon/strongswan/src/swanctl/commands/list_pools.c, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2015-2016 Tobias Brunner
                      3:  * HSR Hochschule fuer Technik Rapperswil
                      4:  *
                      5:  * Copyright (C) 2014 Martin Willi
                      6:  * Copyright (C) 2014 revosec AG
                      7:  *
                      8:  * This program is free software; you can redistribute it and/or modify it
                      9:  * under the terms of the GNU General Public License as published by the
                     10:  * Free Software Foundation; either version 2 of the License, or (at your
                     11:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
                     12:  *
                     13:  * This program is distributed in the hope that it will be useful, but
                     14:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     15:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
                     16:  * for more details.
                     17:  */
                     18: 
                     19: #define _GNU_SOURCE
                     20: #include <stdio.h>
                     21: #include <errno.h>
                     22: 
                     23: #include "command.h"
                     24: 
                     25: CALLBACK(list_leases, int,
                     26:        char *pool, vici_res_t *res, char *name)
                     27: {
                     28:        if (streq(name, "leases"))
                     29:        {
                     30:                return vici_parse_cb(res, list_leases, NULL, NULL, pool);
                     31:        }
                     32:        printf("  %-30s %-8s '%s'\n",
                     33:                   vici_find_str(res, "", "%s.leases.%s.address", pool, name),
                     34:                   vici_find_str(res, "", "%s.leases.%s.status", pool, name),
                     35:                   vici_find_str(res, "", "%s.leases.%s.identity", pool, name));
                     36:        return 0;
                     37: }
                     38: 
                     39: CALLBACK(list_pool, int,
                     40:        void *not_used, vici_res_t *res, char *name)
                     41: {
                     42:        char pool[64], leases[32];
                     43: 
                     44:        snprintf(pool, sizeof(pool), "%s:", name);
                     45:        snprintf(leases, sizeof(leases), "%s / %s / %s",
                     46:                vici_find_str(res, "", "%s.online", name),
                     47:                vici_find_str(res, "", "%s.offline", name),
                     48:                vici_find_str(res, "", "%s.size", name));
                     49: 
                     50:        printf("%-20s %-30s %16s\n",
                     51:                name, vici_find_str(res, "", "%s.base", name), leases);
                     52: 
                     53:        return vici_parse_cb(res, list_leases, NULL, NULL, name);
                     54: }
                     55: 
                     56: static int list_pools(vici_conn_t *conn)
                     57: {
                     58:        vici_req_t *req;
                     59:        vici_res_t *res;
                     60:        command_format_options_t format = COMMAND_FORMAT_NONE;
                     61:        char *arg, *name = NULL;
                     62:        int ret = 0;
                     63:        bool leases = FALSE;
                     64: 
                     65:        while (TRUE)
                     66:        {
                     67:                switch (command_getopt(&arg))
                     68:                {
                     69:                        case 'h':
                     70:                                return command_usage(NULL);
                     71:                        case 'P':
                     72:                                format |= COMMAND_FORMAT_PRETTY;
                     73:                                /* fall through to raw */
                     74:                        case 'r':
                     75:                                format |= COMMAND_FORMAT_RAW;
                     76:                                continue;
                     77:                        case 'l':
                     78:                                leases = TRUE;
                     79:                                continue;
                     80:                        case 'n':
                     81:                                name = arg;
                     82:                                continue;
                     83:                        case EOF:
                     84:                                break;
                     85:                        default:
                     86:                                return command_usage("invalid --list-pools option");
                     87:                }
                     88:                break;
                     89:        }
                     90: 
                     91:        req = vici_begin("get-pools");
                     92:        if (leases)
                     93:        {
                     94:                vici_add_key_valuef(req, "leases", "yes");
                     95:        }
                     96:        if (name)
                     97:        {
                     98:                vici_add_key_valuef(req, "name", "%s", name);
                     99:        }
                    100:        res = vici_submit(req, conn);
                    101:        if (!res)
                    102:        {
                    103:                ret = errno;
                    104:                fprintf(stderr, "get-pools request failed: %s\n", strerror(errno));
                    105:                return ret;
                    106:        }
                    107:        if (format & COMMAND_FORMAT_RAW)
                    108:        {
                    109:                vici_dump(res, "get-pools reply", format & COMMAND_FORMAT_PRETTY,
                    110:                                  stdout);
                    111:        }
                    112:        else
                    113:        {
                    114:                ret = vici_parse_cb(res, list_pool, NULL, NULL, NULL);
                    115:        }
                    116:        vici_free_res(res);
                    117:        return ret;
                    118: }
                    119: 
                    120: /**
                    121:  * Register the command.
                    122:  */
                    123: static void __attribute__ ((constructor))reg()
                    124: {
                    125:        command_register((command_t) {
                    126:                list_pools, 'A', "list-pools", "list loaded pool configurations",
                    127:                {"[--leases] [--raw|--pretty]"},
                    128:                {
                    129:                        {"help",                'h', 0, "show usage information"},
                    130:                        {"raw",                 'r', 0, "dump raw response message"},
                    131:                        {"pretty",              'P', 0, "dump raw response message in pretty print"},
                    132:                        {"leases",              'l', 0, "list leases of each pool"},
                    133:                        {"name",                'n', 1, "filter pools by name"},
                    134:                }
                    135:        });
                    136: }