(always starts with TEMP_PATH)
BOOT_CD_VERSION A tuple of the current bootcd version
ROOT_MOUNTED the node root file system is mounted
+ NODE_ID The db node_id for this machine
+ PLCONF_DIR The directory to store the configuration file in
Set the following variables upon successfully running:
ROOT_MOUNTED the node root file system is mounted
if SYSIMG_PATH == "":
raise ValueError, "SYSIMG_PATH"
+ NODE_ID= vars["NODE_ID"]
+ if NODE_ID == "":
+ raise ValueError, "NODE_ID"
+
+ PLCONF_DIR= vars["PLCONF_DIR"]
+ if PLCONF_DIR == "":
+ raise ValueError, "PLCONF_DIR"
+
except KeyError, var:
raise BootManagerException, "Missing variable in vars: %s\n" % var
except ValueError, var:
if 'ROOT_MOUNTED' in vars.keys():
ROOT_MOUNTED= vars['ROOT_MOUNTED']
- # old cds need extra utilities to run lvm
- if BOOT_CD_VERSION[0] == 2:
- compatibility.setup_lvm_2x_cd( vars, log )
-
- # simply creating an instance of this class and listing the system
- # block devices will make them show up so vgscan can find the planetlab
- # volume group
- systeminfo().get_block_device_list()
-
# mount the root system image if we haven't already.
# capture BootManagerExceptions during the vgscan/change and mount
# calls, so we can return 0 instead
if ROOT_MOUNTED == 0:
+ # old cds need extra utilities to run lvm
+ if BOOT_CD_VERSION[0] == 2:
+ compatibility.setup_lvm_2x_cd( vars, log )
+
+ # simply creating an instance of this class and listing the system
+ # block devices will make them show up so vgscan can find the planetlab
+ # volume group
+ systeminfo().get_block_device_list()
+
try:
utils.sysexec( "vgscan", log )
utils.sysexec( "vgchange -ay planetlab", log )
log.write( "Node does not appear to be installed correctly:\n" )
log.write( "missing file /boot/ initrd-boot or kernel-boot\n" )
return 0
+
+ # write out the node id to /etc/planetlab/node_id. if this fails, return
+ # 0, indicating the node isn't a valid install.
+ try:
+ node_id_file_path= "%s/%s/node_id" % (SYSIMG_PATH,PLCONF_DIR)
+ node_id_file= file( node_id_file_path, "w" )
+ node_id_file.write( str(NODE_ID) )
+ node_id_file.close()
+ node_id_file= None
+ log.write( "Updated /etc/planetlab/node_id" )
+ except IOError, e:
+ log.write( "Unable to write out /etc/planetlab/node_id" )
+ return 0
+
+ log.write( "Everything appears to be ok\n" )
return 1