From 94683f2409c36933a3f9daf30ea07fa6a0766f34 Mon Sep 17 00:00:00 2001 From: Mark Huang Date: Fri, 20 Oct 2006 17:44:09 +0000 Subject: [PATCH] - add conf_files interface --- PLC/ConfFiles.py | 65 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 PLC/ConfFiles.py diff --git a/PLC/ConfFiles.py b/PLC/ConfFiles.py new file mode 100644 index 0000000..df1c281 --- /dev/null +++ b/PLC/ConfFiles.py @@ -0,0 +1,65 @@ +# +# Functions for interacting with the conf_files table in the database +# +# Mark Huang +# Copyright (C) 2006 The Trustees of Princeton University +# +# $Id: ConfFiles.py,v 1.4 2006/10/10 21:54:20 mlhuang Exp $ +# + +from PLC.Faults import * +from PLC.Parameter import Parameter +from PLC.Table import Row, Table + +class ConfFile(Row): + """ + Representation of a row in the conf_files table. To use, + instantiate with a dict of values. + """ + + table_name = 'conf_files' + primary_key = 'conf_file_id' + join_tables = ['conf_file_node', 'conf_file_nodegroup'] + fields = { + 'conf_file_id': Parameter(int, "Configuration file identifier"), + 'enabled': Parameter(bool, "Configuration file is active"), + 'source': Parameter(str, "Relative path on the boot server where file can be downloaded", max = 255), + 'dest': Parameter(str, "Absolute path where file should be installed", max = 255), + 'file_permissions': Parameter(str, "chmod(1) permissions", max = 20), + 'file_owner': Parameter(str, "chown(1) owner", max = 50), + 'file_group': Parameter(str, "chgrp(1) owner", max = 50), + 'preinstall_cmd': Parameter(str, "Shell command to execute prior to installing", max = 1024), + 'postinstall_cmd': Parameter(str, "Shell command to execute after installing", max = 1024), + 'error_cmd': Parameter(str, "Shell command to execute if any error occurs", max = 1024), + 'ignore_cmd_errors': Parameter(bool, "Install file anyway even if an error occurs"), + 'always_update': Parameter(bool, "Always attempt to install file even if unchanged"), + 'node_ids': Parameter(int, "List of nodes linked to this file", ro = True), + 'nodegroup_ids': Parameter(int, "List of node groups linked to this file", ro = True), + } + +class ConfFiles(Table): + """ + Representation of the conf_files table in the database. + """ + + def __init__(self, api, conf_file_ids = None): + sql = "SELECT %s FROM view_conf_files" % \ + ", ".join(ConfFile.fields) + + if conf_file_ids: + # Separate the list into integers and strings + sql += " WHERE conf_file_id IN (%s)" % ", ".join(map(str, api.db.quote(conf_file_ids))) + + rows = api.db.selectall(sql) + + for row in rows: + self[row['conf_file_id']] = ConfFile(api, row) + + + for row in rows: + self[row['conf_file_id']] = conf_file = ConfFile(api, row) + for aggregate in ['node_ids', 'nodegroup_ids']: + if not conf_file.has_key(aggregate) or conf_file[aggregate] is None: + conf_file[aggregate] = [] + else: + conf_file[aggregate] = map(int, conf_file[aggregate].split(',')) -- 2.45.2