1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* 28 * pooladm - set, remove, or display active pool configurations. 29 */ 30 31 #include <sys/zone.h> 32 #include <sys/types.h> 33 #include <sys/stat.h> 34 #include <stdio.h> 35 #include <stdlib.h> 36 #include <libintl.h> 37 #include <locale.h> 38 #include <string.h> 39 #include <priv.h> 40 #include <errno.h> 41 #include <zone.h> 42 #include <pool.h> 43 #include <unistd.h> 44 #include "utils.h" 45 46 #ifndef TEXT_DOMAIN 47 #define TEXT_DOMAIN "SYS_TEST" 48 #endif 49 50 static int Cflag; 51 static int Sflag; 52 static int Dflag; 53 static int Eflag; 54 static int Nflag; 55 static int Xflag; 56 57 static void 58 usage(void) 59 { 60 (void) fprintf(stderr, 61 gettext("Usage:\tpooladm [-n] [-s] [-c] [filename]\n")); 62 (void) fprintf(stderr, 63 gettext("Usage:\tpooladm [-n] -x\n")); 64 (void) fprintf(stderr, 65 gettext("Usage:\tpooladm -d | -e\n")); 66 exit(E_USAGE); 67 } 68 69 static void 70 config_print(pool_conf_t *conf) 71 { 72 char *buf; 73 pool_value_t *pv; 74 const char *tgt; 75 76 if (pool_conf_open(conf, pool_dynamic_location(), PO_RDONLY) 77 != PO_SUCCESS) 78 die(gettext(ERR_OPEN_DYNAMIC), get_errstr()); 79 80 if ((pv = pool_value_alloc()) == NULL || 81 pool_get_property(conf, pool_conf_to_elem(conf), "system.name", 82 pv) == POC_INVAL || 83 pool_value_get_string(pv, &tgt) != PO_SUCCESS) 84 die(gettext(ERR_GET_ELEMENT_DETAILS), 85 gettext(CONFIGURATION), "unknown", get_errstr()); 86 87 if ((buf = pool_conf_info(conf, PO_TRUE)) == NULL) 88 die(gettext(ERR_GET_ELEMENT_DETAILS), gettext(CONFIGURATION), 89 tgt, get_errstr()); 90 pool_value_free(pv); 91 (void) printf("%s", buf); 92 free(buf); 93 (void) pool_conf_close(conf); 94 } 95 96 static void 97 config_destroy(pool_conf_t *conf) 98 { 99 if (pool_conf_open(conf, pool_dynamic_location(), PO_RDWR) 100 != PO_SUCCESS) 101 die(gettext(ERR_OPEN_DYNAMIC), get_errstr()); 102 if (pool_conf_remove(conf) != PO_SUCCESS) 103 die(gettext(ERR_REMOVE_DYNAMIC), get_errstr()); 104 } 105 106 static void 107 config_commit(pool_conf_t *conf, const char *static_conf_name) 108 { 109 if (pool_conf_open(conf, static_conf_name, Nflag || !Sflag ? 110 PO_RDONLY : PO_RDWR) != PO_SUCCESS) 111 die(gettext(ERR_OPEN_STATIC), static_conf_name, get_errstr()); 112 113 if (pool_conf_validate(conf, POV_RUNTIME) != PO_SUCCESS) 114 die(gettext(ERR_VALIDATE_RUNTIME), static_conf_name); 115 if (!Nflag) { 116 if (pool_conf_commit(conf, PO_TRUE) != PO_SUCCESS) 117 die(gettext(ERR_COMMIT_DYNAMIC), static_conf_name, 118 get_errstr()); 119 /* 120 * Dump the updated state to the specified location 121 */ 122 if (Sflag) { 123 if (pool_conf_commit(conf, PO_FALSE) != PO_SUCCESS) 124 die(gettext(ERR_COMMIT_STATIC), 125 static_conf_name, get_errstr()); 126 } 127 } 128 (void) pool_conf_close(conf); 129 } 130 131 int 132 main(int argc, char *argv[]) 133 { 134 int c; 135 pool_conf_t *conf = NULL; 136 const char *static_conf_loc; 137 138 (void) getpname(argv[0]); 139 (void) setlocale(LC_ALL, ""); 140 (void) textdomain(TEXT_DOMAIN); 141 142 143 while ((c = getopt(argc, argv, "cdensx")) != EOF) { 144 switch (c) { 145 case 'c': /* Create (or modify) system configuration */ 146 Cflag++; 147 break; 148 case 'd': /* Disable the pools facility */ 149 Dflag++; 150 break; 151 case 'e': /* Enable the pools facility */ 152 Eflag++; 153 break; 154 case 'n': /* Don't actually do anything */ 155 Nflag++; 156 break; 157 case 's': /* Update the submitted configuration */ 158 Sflag++; 159 break; 160 case 'x': /* Delete current system configuration */ 161 Xflag++; 162 break; 163 case '?': 164 default: 165 usage(); 166 /*NOTREACHED*/ 167 } 168 } 169 170 /* 171 * Not all flags can be used at the same time. 172 */ 173 if ((Cflag || Sflag || Dflag || Eflag) && Xflag) 174 usage(); 175 176 if ((Dflag || Eflag) && (Cflag || Sflag || Xflag)) 177 usage(); 178 179 if (Dflag && Eflag) 180 usage(); 181 182 argc -= optind; 183 argv += optind; 184 185 if (! (Cflag || Sflag)) { 186 if (argc != 0) 187 usage(); 188 } else { 189 if (argc == 0) 190 static_conf_loc = pool_static_location(); 191 else if (argc == 1) 192 static_conf_loc = argv[0]; 193 else 194 usage(); 195 } 196 197 if (!Nflag && (Cflag + Dflag + Eflag + Xflag != 0) && 198 !priv_ineffect(PRIV_SYS_RES_CONFIG)) 199 die(gettext(ERR_PERMISSIONS)); 200 201 if (Dflag) { 202 if (pool_set_status(POOL_DISABLED) != PO_SUCCESS) 203 die(gettext(ERR_DISABLE)); 204 } else if (Eflag) { 205 if (pool_set_status(POOL_ENABLED) != PO_SUCCESS) { 206 if (errno == EEXIST) 207 die(gettext(ERR_ENABLE 208 ": System has active processor sets\n")); 209 else 210 die(gettext(ERR_ENABLE)); 211 } 212 } else { 213 if ((conf = pool_conf_alloc()) == NULL) 214 die(gettext(ERR_NOMEM)); 215 216 if (Cflag + Sflag + Xflag == 0) { 217 /* 218 * No flags means print current system configuration 219 */ 220 config_print(conf); 221 } else if (!Nflag && Xflag) { 222 /* 223 * Destroy active pools configuration and 224 * remove the state file. 225 */ 226 config_destroy(conf); 227 } else { 228 /* 229 * Commit a new configuration. 230 */ 231 if (Cflag) 232 config_commit(conf, static_conf_loc); 233 else { 234 /* 235 * Dump the dynamic state to the 236 * specified location 237 */ 238 if (!Nflag && Sflag) { 239 if (pool_conf_open(conf, 240 pool_dynamic_location(), PO_RDONLY) 241 != PO_SUCCESS) 242 die(gettext(ERR_OPEN_DYNAMIC), 243 get_errstr()); 244 if (pool_conf_export(conf, 245 static_conf_loc, POX_NATIVE) != 246 PO_SUCCESS) 247 die(gettext(ERR_EXPORT_DYNAMIC), 248 static_conf_loc, get_errstr()); 249 (void) pool_conf_close(conf); 250 } 251 } 252 } 253 pool_conf_free(conf); 254 } 255 return (E_PO_SUCCESS); 256 } 257