vgdisplay

1 files changed, 104 insertions, 0 deletions

diff --git a/tools/vgdisplay.c b/tools/vgdisplay.c
new file mode 100644
index 000000000..8b1913600
--- /dev/null
+++ b/tools/vgdisplay.c
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2001  Sistina Software
+ *
+ * LVM 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, or (at your option)
+ * any later version.
+ *
+ * LVM 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 LVM; see the file COPYING.  If not, write to
+ * the Free Software Foundation, 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include "tools.h"
+
+static int vgdisplay_single(const char *vg_name);
+
+int vgdisplay(int argc, char **argv)
+{
+	if (arg_count(colon_ARG) && arg_count(short_ARG)) {
+		log_error("Option -c is not allowed with option -s");
+		return EINVALID_CMD_LINE;
+	}
+
+	if (argc && arg_count(activevolumegroups_ARG)) {
+		log_error("Option -A is not allowed with volume group names");
+		return EINVALID_CMD_LINE;
+	}
+
+	/* FIXME -D disk_ARG is now redundant */
+
+/********* FIXME: Do without this - or else 2(+) passes! 
+	   Figure out longest volume group name 
+	for (c = opt; opt < argc; opt++) {
+		len = strlen(argv[opt]);
+		if (len > max_len)
+			max_len = len;
+	}
+**********/
+
+	process_each_vg(argc, argv, &vgdisplay_single);
+
+/******** FIXME Need to count number processed 
+	  Add this to process_each_vg if arg_count(activevolumegroups_ARG) ? 
+
+	if (opt == argc) {
+		log_print("no ");
+		if (arg_count(activevolumegroups_ARG))
+			printf("active ");
+		printf("volume groups found\n\n");
+		return LVM_E_NO_VG;
+	}
+************/
+
+	return 0;
+}
+
+static int vgdisplay_single(const char *vg_name)
+{
+
+	struct volume_group *vg;
+
+	/* FIXME Do the active check here if activevolumegroups_ARG ? */
+
+	log_very_verbose("Finding volume group %s", vg_name);
+	if (!(vg = fid->ops->vg_read(fid, vg_name))) {
+		log_error("Volume group %s doesn't exist", vg_name);
+		return ECMD_FAILED;
+	}
+
+	if (vg->status & EXPORTED_VG)
+		log_print("WARNING: volume group %s is exported", vg_name);
+
+	if (arg_count(colon_ARG)) {
+		vgdisplay_colons(vg);
+		return 0;
+	}
+
+	if (arg_count(short_ARG)) {
+		vgdisplay_short(vg);
+		return 0;
+	}
+
+	vgdisplay_full(vg);	/* was vg_show */
+
+	if (arg_count(verbose_ARG)) {
+		vgdisplay_extents(vg);
+
+		process_each_lv_in_vg(vg, &lvdisplay_full);
+
+		log_print("--- Physical volumes ---");
+		process_each_pv_in_vg(vg, &pvdisplay_short);
+	}
+
+	return 0;
+}
+