+ def lvm_devices
+ {
+ :pvs => find_lvm_pvs,
+ :vgs => find_lvm_vgs,
+ :lvs => find_lvm_lvs
+ }
+ end
+
+ def find_lvm_pvs
+ IO.popen(["pvdisplay", "-c"]).each_with_object({}) do |line, pvs|
+ fields = line.strip.split(":")
+
+ pvs[fields[0]] = {
+ :vg => fields[1],
+ :pv_size => fields[2],
+ :pv_status => fields[4],
+ :pe_size => fields[7],
+ :pe_total => fields[8],
+ :pe_free => fields[9],
+ :pe_allocated => fields[10],
+ :pv_uuid => fields[11]
+ }
+ end
+ end
+
+ def find_lvm_vgs
+ IO.popen(["vgdisplay", "-c"]).each_with_object({}) do |line, vgs|
+ fields = line.strip.split(":")
+
+ vgs[fields[0]] = {
+ :vg_access => fields[1],
+ :vg_status => fields[2],
+ :lv_maximum => fields[4],
+ :lv_count => fields[5],
+ :lv_open => fields[6],
+ :pv_maximum => fields[8],
+ :pv_current => fields[9],
+ :pv_actual => fields[10],
+ :vg_size => fields[11],
+ :pe_size => fields[12],
+ :pe_total => fields[13],
+ :pe_allocated => fields[14],
+ :pe_free => fields[15],
+ :vg_uuid => fields[16]
+ }
+ end
+ end
+
+ def find_lvm_lvs
+ IO.popen(["lvdisplay", "-c"]).each_with_object({}) do |line, lvs|
+ fields = line.strip.split(":")
+
+ lvs[fields[0]] = {
+ :vg => fields[1],
+ :lv_access => fields[2],
+ :lv_status => fields[3],
+ :lv_open => fields[5],
+ :lv_size => fields[6],
+ :le_count => fields[7],
+ :lv_minor => fields[11],
+ :lv_major => fields[12]
+ }
+ end
+ end
+