int main(int argc, char *argv[]) { lvm_t handle; vg_t vg = NULL; pv_t pv; struct lvm_property_value v; handle = lvm_init(NULL); assert(handle); vg = lvm_vg_create(handle, argv[1]); assert(vg); if (lvm_vg_extend(vg, argv[2])) abort(); pv = lvm_pv_from_name(vg, argv[2]); assert(pv); v = lvm_pv_get_property(pv, "pe_start"); assert(v.is_valid); fprintf(stderr, "pe_start = %d\n", (int)v.value.integer); assert(v.value.integer == 2048 * 512); lvm_vg_close(vg); lvm_quit(handle); return 0; }
int main(int argc, char *argv[]) { lvm_t handle; vg_t vg; lv_t lv; struct lvm_property_value v; handle = lvm_init(NULL); assert(handle); vg = lvm_vg_open(handle, argv[1], "r", 0); assert(vg); lv = lvm_lv_from_name(vg, "pool"); assert(lv); v = lvm_lv_get_property(lv, "data_percent"); assert(v.is_valid); assert(v.value.integer == 25 * PERCENT_1); lv = lvm_lv_from_name(vg, "thin"); assert(lv); v = lvm_lv_get_property(lv, "data_percent"); assert(v.is_valid); assert(v.value.integer == 50 * PERCENT_1); lv = lvm_lv_from_name(vg, "snap"); assert(lv); v = lvm_lv_get_property(lv, "data_percent"); assert(v.is_valid); assert(v.value.integer == 75 * PERCENT_1); v = lvm_lv_get_property(lv, "snap_percent"); assert(v.is_valid); assert(v.value.integer == PERCENT_INVALID); v = lvm_lv_get_property(lv, "origin"); assert(v.is_valid); assert(strcmp(v.value.string, "thin") == 0); lvm_vg_close(vg); lvm_quit(handle); return 0; }
int main(int argc, char *argv[]) { lvm_t handle; vg_t vg = NULL; lv_t lv; struct lvm_property_value v; struct lvm_property_value d; handle = lvm_init(NULL); assert(handle); vg = lvm_vg_open(handle, argv[1], "r", 0); assert(vg); lv = lvm_lv_from_name(vg, "snap"); assert(lv); v = lvm_lv_get_property(lv, "snap_percent"); assert(v.is_valid); assert(v.value.integer == PERCENT_0); lv = lvm_lv_from_name(vg, "mirr"); assert(lv); v = lvm_lv_get_property(lv, "copy_percent"); assert(v.is_valid); assert(v.value.integer == PERCENT_100); lv = lvm_lv_from_name(vg, "snap2"); assert(lv); v = lvm_lv_get_property(lv, "snap_percent"); assert(v.is_valid); assert(v.value.integer == 50 * PERCENT_1); d = lvm_lv_get_property(lv, "data_percent"); assert(d.is_valid); assert(d.value.integer == v.value.integer); lvm_vg_close(vg); lvm_quit(handle); return 0; }
int main(int argc, char *argv[]) { lvm_t handle; vg_t vg; lv_t lv; int r = -1; if (!(handle = lvm_init(NULL))) return -1; if (!(vg = lvm_vg_open(handle, argv[1], "w", 0))) err("VG open %s failed.\n", argv[1]); if (!(lv = lvm_lv_from_name(vg, "test"))) err("LV test not found.\n"); if (lvm_lv_deactivate(lv)) err("LV test deactivation failed.\n"); if (lvm_lv_activate(lv)) err("LV test activation failed.\n"); if (lvm_lv_activate(lv)) err("LV test repeated activation failed.\n"); if (lvm_lv_rename(lv, "test1")) err("LV test rename to test1 failed.\n"); if (lvm_lv_rename(lv, "test2")) err("LV test1 rename to test2 failed.\n"); if (lvm_lv_rename(lv, "test")) err("LV test2 rename to test failed.\n"); if (lvm_vg_close(vg)) err("VG close failed.\n"); r = 0; bad: lvm_quit(handle); return r; }