class/eli/geom_eli.c

79 static int eli_backup_create(struct gctl_req *req, const char *prov,
85  * init [-bhPv] [-a aalgo] [-B backupfile] [-e ealgo] [-i iterations] [-l keylen] [-J newpassfile] [-K newkeyfile] [-V version] prov
87  * attach [-dprv] [-j passfile] [-k keyfile] prov
88  * detach [-fl] prov ...
90  * onetime [-d] [-a aalgo] [-e ealgo] [-l keylen] prov
91  * configure [-bB] prov ...
92  * setkey [-pPv] [-n keyno] [-j passfile] [-J newpassfile] [-k keyfile] [-K newkeyfile] prov
93  * delkey [-afv] [-n keyno] prov
94  * suspend [-v] -a | prov ...
95  * resume [-pv] [-j passfile] [-k keyfile] prov
96  * kill [-av] [prov ...]
97  * backup [-v] prov file
98  * restore [-fv] file prov
99  * resize [-v] -s oldsize prov
100  * version [prov ...]
101  * clear [-v] prov ...
102  * dump [-v] prov ...
120 	    "[-bPv] [-a aalgo] [-B backupfile] [-e ealgo] [-i iterations] [-l keylen] [-J newpassfile] [-K newkeyfile] [-s sectorsize] [-V version] prov"
148 	    "[-dprv] [-j passfile] [-k keyfile] prov"
156 	    "[-fl] prov ..."
175 	    "[-d] [-a aalgo] [-e ealgo] [-l keylen] [-s sectorsize] prov"
183 	    "[-bB] prov ..."
197 	    "[-pPv] [-n keyno] [-i iterations] [-j passfile] [-J newpassfile] [-k keyfile] [-K newkeyfile] prov"
206 	    "[-afv] [-n keyno] prov"
213 	    "[-v] -a | prov ..."
222 	    "[-pv] [-j passfile] [-k keyfile] prov"
229 	    "[-av] [prov ...]"
232 	    "[-v] prov file"
239 	    "[-fv] file prov"
246 	    "[-v] -s oldsize prov"
249 	    "[prov ...]"
252 	    "[-v] prov ..."
255 	    "[-v] prov ..."
332 eli_is_attached(const char *prov)
341 	snprintf(name, sizeof(name), "%s%s", prov, G_ELI_SUFFIX);
561 eli_metadata_read(struct gctl_req *req, const char *prov,
567 	if (g_get_sectorsize(prov) == 0) {
571 		fd = open(prov, O_RDONLY);
573 			gctl_error(req, "Cannot open %s: %s.", prov,
579 			    prov, strerror(errno));
586 		error = g_metadata_read(prov, sector, sizeof(sector),
590 			    prov, strerror(error));
602 		    prov, (unsigned int)md->md_version, G_ELI_VERSION);
605 		gctl_error(req, "Inconsistent provider's %s metadata.", prov);
610 		    prov, strerror(error));
617 eli_metadata_store(struct gctl_req *req, const char *prov,
624 	if (g_get_sectorsize(prov) == 0) {
628 		fd = open(prov, O_WRONLY | O_TRUNC);
630 			gctl_error(req, "Cannot open %s: %s.", prov,
637 			    prov, strerror(errno));
645 		error = g_metadata_store(prov, sector, sizeof(sector));
648 			    prov, strerror(errno));
664 	const char *str, *prov;
675 	prov = gctl_get_ascii(req, "arg0");
676 	mediasize = g_get_mediasize(prov);
677 	secsize = g_get_sectorsize(prov);
679 		gctl_error(req, "Cannot get informations about %s: %s.", prov,
826 	error = g_metadata_store(prov, sector, sizeof(sector));
829 		gctl_error(req, "Cannot store metadata on %s: %s.", prov,
834 		printf("Metadata value stored on %s.\n", prov);
842 		const char *p = prov;
856 	    eli_backup_create(req, prov, backfile) == 0) {
859 		printf("\n\t# geli restore %s %s\n\n", backfile, prov);
868 	const char *prov;
877 	prov = gctl_get_ascii(req, "arg0");
879 	if (eli_metadata_read(req, prov, &md) == -1)
882 	mediasize = g_get_mediasize(prov);
896 			printf("Attached to %s.\n", prov);
902 eli_configure_detached(struct gctl_req *req, const char *prov, bool boot)
906 	if (eli_metadata_read(req, prov, &md) == -1)
911 			printf("BOOT flag already configured for %s.\n", prov);
914 			printf("BOOT flag not configured for %s.\n", prov);
920 		eli_metadata_store(req, prov, &md);
928 	const char *prov;
954 		prov = gctl_get_ascii(req, "arg%d", i);
955 		if (!eli_is_attached(prov))
956 			eli_configure_detached(req, prov, boot);
995 eli_setkey_detached(struct gctl_req *req, const char *prov,
1005 		gctl_error(req, "No valid keys on %s.", prov);
1021 			gctl_error(req, "Wrong key for %s.", prov);
1083 	eli_metadata_store(req, prov, md);
1091 	const char *prov;
1099 	prov = gctl_get_ascii(req, "arg0");
1101 	if (eli_metadata_read(req, prov, &md) == -1)
1104 	if (eli_is_attached(prov))
1107 		eli_setkey_detached(req, prov, &md);
1117 eli_delkey_attached(struct gctl_req *req, const char *prov __unused)
1124 eli_delkey_detached(struct gctl_req *req, const char *prov)
1132 	if (eli_metadata_read(req, prov, &md) == -1)
1164 	eli_metadata_store(req, prov, &md);
1171 	const char *prov;
1179 	prov = gctl_get_ascii(req, "arg0");
1181 	if (eli_is_attached(prov))
1182 		eli_delkey_attached(req, prov);
1184 		eli_delkey_detached(req, prov);
1192 	const char *prov;
1201 	prov = gctl_get_ascii(req, "arg0");
1203 	if (eli_metadata_read(req, prov, &md) == -1)
1206 	mediasize = g_get_mediasize(prov);
1220 			printf("Resumed %s.\n", prov);
1226 eli_trash_metadata(struct gctl_req *req, const char *prov, int fd, off_t offset)
1242 		    prov, strerror(errno));
1263 		    prov, strerror(error));
1270 eli_kill_detached(struct gctl_req *req, const char *prov)
1281 	error = g_metadata_read(prov, (unsigned char *)&md, sizeof(md),
1284 		gctl_error(req, "Cannot read metadata from %s: %s.", prov,
1290 	fd = g_open(prov, 1);
1292 		gctl_error(req, "Cannot open provider %s: %s.", prov,
1300 		    prov, strerror(errno));
1304 	(void)eli_trash_metadata(req, prov, fd, offset);
1311 	const char *prov;
1333 		prov = gctl_get_ascii(req, "arg%d", i);
1334 		if (!eli_is_attached(prov))
1335 			eli_kill_detached(req, prov);
1342 eli_backup_create(struct gctl_req *req, const char *prov, const char *file)
1353 	secsize = g_get_sectorsize(prov);
1355 		gctl_error(req, "Cannot get informations about %s: %s.", prov,
1365 	error = g_metadata_read(prov, sector, secsize, G_ELI_MAGIC);
1367 		gctl_error(req, "Unable to read metadata from %s: %s.", prov,
1401 	const char *file, *prov;
1409 	prov = gctl_get_ascii(req, "arg0");
1412 	eli_backup_create(req, prov, file);
1419 	const char *file, *prov;
1429 	prov = gctl_get_ascii(req, "arg1");
1435 	mediasize = g_get_mediasize(prov);
1437 		gctl_error(req, "Cannot get informations about %s: %s.", prov,
1452 	(void)eli_metadata_store(req, prov, &md);
1459 	const char *prov;
1470 	prov = gctl_get_ascii(req, "arg0");
1476 	provfd = g_open(prov, 1);
1478 		gctl_error(req, "Cannot open %s: %s.", prov, strerror(errno));
1485 		gctl_error(req, "Cannot get information about %s: %s.", prov,
1522 		    prov, (unsigned int)md.md_version, G_ELI_VERSION);
1525 		gctl_error(req, "Inconsistent provider's %s metadata.", prov);
1530 		    prov, strerror(error));
1549 	(void)eli_metadata_store(req, prov, &md);
1551 	(void)eli_trash_metadata(req, prov, provfd, oldsize - secsize);