os_upgrade

reachable -n <node>
if <error>
  stop
  log -m "Node is not reachable"
endif
<os_file> = os_files -v <Vendor_type> -t <Node_model>
<%os_image> := os_image_select -v <vendor_type> -t <Node_model>
<os_version> = <Os_version%os_image>
<os_path> = <Os_path%os_image>
<%os_file> := os_file_select -v <Vendor_type> -n <os_file>
<md5_netyce_file> = <File_crc%os_file>
<File_size> = <File_size%os_file>

# Verify the current OS version
<%cmd1> = parse_cmd -n <node> -r "show version | i Version" -t software_version
<s_w> = <s_w%cmd1>

if <s_w> == <os_version>
  log -m "OS is already upgraded, aborting the job"
  stop
endif

# Verify if the file exists
<%cmd2> = parse_cmd -n <node> -r "dir | i <os_file>" -t parse_file_exists
<file_name2> = <f%cmd2>

if <file_name2> == <os_file>
  log -m "File already exists.. skipping copying, proceeding with md5 check"
else
  # check for free size
  <%cmd1> = Parse_cmd -n <node> -r "dir | i free" -t free_disk_space
  <free_space> = <free%cmd1>
  if <free_space> < <File_size>
    log -m "Disk space is not sufficient"
    stop
  endif
  # Transferring the file
  log -m "Disk space is sufficient.. copying the file.."
  <source> = "/var/opt/shared/public/os/<Vendor_type>/<os_file>"
  file_get -n <node> -s <source> -t <os_file>
  if <error>
    log -m "Error while copying the file"
  endif
  # copy the file
endif

<%cmd2> = Parse_cmd -n <node> -r "verify /md5 <os_path><os_file>" -t md5_check
<md5_switch_file> = <md5%cmd2>
if <md5_netyce_file> == <md5_switch_file> 
  log -m "MD5 verified"
else
  log -m "MD5 verification failed, aborting the job"
  stop
endif
#Cmd_exec_basic -n <node> -a <node_addr> -v <vendor_type> -d <domain> -f <node>.cmd <verbose>
`