diff options
author | Guo Ruijing <ruijing.guo@intel.com> | 2017-07-28 08:21:14 +0000 |
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committer | Pamela Dragosh <pdragosh@research.att.com> | 2017-07-31 08:31:07 -0400 |
commit | f8a620d1ff2b0d33b08a22279058f3e0253bdde1 (patch) | |
tree | 9092df7a6c57a46d36988245f60db0c29a7b1404 /site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java | |
parent | e7bd0934d383c811b0b7302c42991aa1d61941c4 (diff) |
[POLICY-71] replace openecomp for policy-common
Change-Id: I3241f5d1f0234043b4dff718eda1ffdc48052276
Signed-off-by: Guo Ruijing <ruijing.guo@intel.com>
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>
Diffstat (limited to 'site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java')
-rw-r--r-- | site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java | 609 |
1 files changed, 0 insertions, 609 deletions
diff --git a/site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java b/site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java deleted file mode 100644 index 5bb8474e..00000000 --- a/site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java +++ /dev/null @@ -1,609 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * site-manager - * ================================================================================ - * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * ============LICENSE_END========================================================= - */ - -package org.openecomp.policy.common.sitemanager; - -/* - * Site Manager argument list: - * - * none - dump help information - * show - dump information about all nodes - * ([site, nodetype, resourceName], - * adminState, opState, availStatus, standbyStatus) - * The first 3 determine the sort order. - * setAdminState [ -s <site> | -r <resourceName> ] <new-state> - * lock [ -s <site> | -r <resourceName> ] - * unlock [ -s <site> | -r <resourceName> ] - */ - -import java.io.File; -import java.io.FileInputStream; -import java.util.Comparator; -import java.util.HashMap; -import java.util.List; -import java.util.Properties; -import java.util.TreeSet; -import javax.persistence.EntityManager; -import javax.persistence.EntityManagerFactory; -import javax.persistence.EntityTransaction; -import javax.persistence.Query; -import javax.persistence.Persistence; -import javax.management.JMX; -import javax.management.ObjectName; -import javax.management.remote.JMXConnector; -import javax.management.remote.JMXConnectorFactory; -import javax.management.remote.JMXServiceURL; -import org.openecomp.policy.common.im.jpa.ResourceRegistrationEntity; -import org.openecomp.policy.common.im.jpa.StateManagementEntity; -import org.openecomp.policy.common.im.jmx.ComponentAdminMBean; -import org.apache.commons.cli.CommandLine; -import org.apache.commons.cli.CommandLineParser; -import org.apache.commons.cli.DefaultParser; -import org.apache.commons.cli.Options; -import org.apache.commons.cli.ParseException; - -/** - * This class contains the main entry point for Site Manager. - */ -public class Main -{ - // table mapping 'resourceName' to 'StateManagmentEntity' - static HashMap<String, StateManagementEntity> stateManagementTable = - new HashMap<String, StateManagementEntity>(); - - // table mapping 'resourceName' to 'StateManagmentEntity' - static HashMap<String, ResourceRegistrationEntity> resourceRegistrationTable = - new HashMap<String, ResourceRegistrationEntity>(); - - /** - * Print out help information regarding command arguments. - */ - private static void help() - { - System.out.print - ("Usage:\n" - + " siteManager show [ -s <site> | -r <resourceName> ] :\n" - + " display node information\n" - + " siteManager setAdminState { -s <site> | -r <resourceName> }" - + " <new-state> :\n" - + " update admin state on selected nodes\n" - + " siteManager lock { -s <site> | -r <resourceName> } :\n" - + " lock selected nodes\n" - + " siteManager unlock { -s <site> | -r <resourceName> } :\n" - + " unlock selected nodes\n"); - } - - /** - * Print out help information regarding the properties file. - * - * @param propertiesFileName the path to the properties file - */ - private static void helpProperties(String propertiesFileName) - { - if (propertiesFileName == null) - { - // file name not specified (missing system property) - System.out.print - ("'siteManager' needs to be passed the system property\n" - + "'siteManager.properties', which is the file name of a\n" - + "properties file containing database access information\n\n"); - } - else - { - File file = new File(propertiesFileName); - if (!file.exists()) - { - // file name specified, but does not exist - System.out.print - ("Properties file '" + file.getAbsolutePath() - + "' does not exist.\n\n"); - } - else - { - // file name specified and does exist -- presumably, the - // problem is with one or more properties - System.out.print - ("One or more missing properties in\n'" + file.getAbsolutePath() - + "'.\n\n"); - } - } - - System.out.print - ("The following properties need to be specified:\n\n" - + " javax.persistence.jdbc.driver -" - + " typically 'org.mariadb.jdbc.Driver'\n" - + " javax.persistence.jdbc.url - URL referring to the database,\n" - + " which typically has the form:" - + " 'jdbc:mariadb://<host>:<port>/<db>'\n" - + " ('<db>' is probably 'xacml' in this case)\n" - + " javax.persistence.jdbc.user - the user id for accessing the" - + " database\n" - + " javax.persistence.jdbc.password - password for accessing the" - + " database\n"); - } - - /** - * This is the main entry point - * - * @param args these are command-line arguments to 'siteManager' - */ - public static void main(String... args) - { - Options options = new Options(); - options.addOption("s", true, "specify site"); - options.addOption("r", true, "specify resource name"); - options.addOption("h", false, "display help"); - options.addOption("?", false, "display help"); - - // parse options - CommandLineParser parser = new DefaultParser(); - CommandLine cmd = null; - - try - { - cmd = parser.parse(options, args); - } - catch (ParseException e) - { - System.out.println(e.getMessage()); - help(); - System.exit(1); - } - - if (cmd == null || cmd.getOptionValue('h') != null || cmd.getOptionValue('?') != null) - { - help(); - System.exit(0); - } - - // fetch options, and remaining arguments - String sOption = cmd.getOptionValue('s'); - String rOption = cmd.getOptionValue('r'); - List<String> argList = cmd.getArgList(); - - // a number of commands require either the '-r' option or '-s' option - boolean optionLetterSpecified = (rOption != null || sOption != null); - - // used to accumulate any error messages that are generated - StringBuilder error = new StringBuilder(); - - // first non-option argument - String arg0 = null; - - if (argList.size() == 0) - { - error.append("No command specified\n"); - } - else - { - arg0 = argList.get(0); - if ("show".equalsIgnoreCase(arg0)) - { - // show [ -s <site> | -r <resourceName> ] - if (argList.size() != 1) - { - error.append("show: Extra arguments\n"); - } - } - else if ("setAdminState".equalsIgnoreCase(arg0)) - { - // setAdminState { -s <site> | -r <resourceName> } <new-state> - switch (argList.size()) - { - case 1: - error.append("setAdminState: Missing <new-state> value\n"); - break; - case 2: - // this is expected - break; - default: - error.append("setAdminState: Extra arguments\n"); - break; - } - if (!optionLetterSpecified) - { - error.append - ("setAdminState: Either '-s' or '-r' option is needed\n"); - } - } - else if ("lock".equalsIgnoreCase(arg0)) - { - // lock { -s <site> | -r <resourceName> } - if (argList.size() != 1) - { - error.append("lock: Extra arguments\n"); - } - if (!optionLetterSpecified) - { - error.append("lock: Either '-s' or '-r' option is needed\n"); - } - } - else if ("unlock".equalsIgnoreCase(arg0)) - { - // unlock { -s <site> | -r <resourceName> } - if (argList.size() != 1) - { - error.append("unlock: Extra arguments\n"); - } - if (!optionLetterSpecified) - { - error.append("unlock: Either '-s' or '-r' option is needed\n"); - } - } - else - { - error.append(arg0).append(": Unknown command\n"); - } - } - if (sOption != null && rOption != null) - { - error - .append(arg0) - .append(": 'r' and 's' options are mutually exclusive\n"); - } - if (error.length() != 0) - { - // if any errors have occurred, dump out the error string, - // help information, and exit - System.out.println(error.toString()); - help(); - System.exit(2); - } - - // read in properties used to access the database - String propertiesFileName = System.getProperty("siteManager.properties"); - File propertiesFile = null; - - if (propertiesFileName == null - || !(propertiesFile = new File(propertiesFileName)).exists()) - { - helpProperties(propertiesFileName); - System.exit(3); - } - FileInputStream fis = null; - Properties properties = new Properties(); - try - { - fis = new FileInputStream(propertiesFile); - properties.load(fis); - } - catch (Exception e) - { - System.out.println("Exception loading properties: " + e); - helpProperties(propertiesFileName); - System.exit(3); - } - finally - { - try - { - fis.close(); - } - catch (Exception e) - { - // ignore exception - } - } - - // verify that we have all of the properties needed - if (properties.getProperty("javax.persistence.jdbc.driver") == null - || properties.getProperty("javax.persistence.jdbc.url") == null - || properties.getProperty("javax.persistence.jdbc.user") == null - || properties.getProperty("javax.persistence.jdbc.password") == null) - { - // one or more missing properties - helpProperties(propertiesFileName); - System.exit(3); - } - - // access database through 'EntityManager' - EntityManagerFactory emf = - Persistence.createEntityManagerFactory("operationalPU", properties); - EntityManager em = emf.createEntityManager(); - - // sQuery - used for StateManagementEntity table - // rQuery - used for ResourceRegistrationEntity table - Query sQuery, rQuery; - - if (rOption != null) - { - // 'resourceName' specified -- both queries are limited to this - // resource - sQuery = em.createQuery("SELECT s FROM StateManagementEntity s" - + " WHERE s.resourceName = :resourceName") - .setParameter("resourceName", rOption); - rQuery = em.createQuery("SELECT r FROM ResourceRegistrationEntity r" - + " WHERE r.resourceName = :resourceName") - .setParameter("resourceName", rOption); - } - else if (sOption != null) - { - // 'site' is specified -- 'ResourceRegistrationEntity' has a 'site' - // field, but 'StateManagementEntity' does not - sQuery = em.createQuery("SELECT s FROM StateManagementEntity s"); - rQuery = em.createQuery("SELECT r FROM ResourceRegistrationEntity r" - + " WHERE r.site = :site") - .setParameter("site", sOption); - } - else - { - // query all entries - sQuery = em.createQuery("SELECT s FROM StateManagementEntity s"); - rQuery = em.createQuery("SELECT r FROM ResourceRegistrationEntity r"); - } - - // perform 'StateManagementEntity' query, and place matching entries - // in 'stateManagementTable' - for (Object o : sQuery.getResultList()) - { - if (o instanceof StateManagementEntity) - { - StateManagementEntity s = (StateManagementEntity) o; - stateManagementTable.put(s.getResourceName(), s); - } - } - - // perform 'ResourceRegistrationQuery', and place matching entries - // in 'resourceRegistrationTable' ONLY if there is also an associated - // 'stateManagementTable' entry - for (Object o : rQuery.getResultList()) - { - if (o instanceof ResourceRegistrationEntity) - { - ResourceRegistrationEntity r = (ResourceRegistrationEntity) o; - String resourceName = r.getResourceName(); - if (stateManagementTable.get(resourceName) != null) - { - // only include entries that have a corresponding - // state table entry -- silently ignore the rest - resourceRegistrationTable.put(resourceName, r); - } - } - } - - if (resourceRegistrationTable.size() == 0) - { - System.out.println(arg0 + ": No matching entries"); - System.exit(4); - } - - if ("setAdminState".equalsIgnoreCase(arg0)) - { - // update admin state on all of the nodes - String adminState = argList.get(1); - EntityTransaction et = em.getTransaction(); - et.begin(); - try - { - // iterate over all matching 'ResourceRegistrationEntity' instances - for (ResourceRegistrationEntity r : - resourceRegistrationTable.values()) - { - // we know the corresponding 'StateManagementEntity' exists -- - // 'ResourceRegistrationEntity' entries without a matching - // 'StateManagementEntity' entry were not placed in the table - StateManagementEntity s = - stateManagementTable.get(r.getResourceName()); - - // update the admin state, and save the changes - s.setAdminState(adminState); - em.persist(s); - } - } - finally - { - // do the commit - em.flush(); - et.commit(); - } - } - else if ("lock".equalsIgnoreCase(arg0) || "unlock".equalsIgnoreCase(arg0)) - { - // these use the JMX interface - for (ResourceRegistrationEntity r : - resourceRegistrationTable.values()) - { - // lock or unlock the entity - jmxOp(arg0, r); - - // change should be reflected in 'adminState' - em.refresh(stateManagementTable.get(r.getResourceName())); - } - } - - // free connection to the database - em.close(); - - // display all entries - display(); - } - - /** - * Process a 'lock' or 'unlock' operation on a single - * 'ResourceRegistrationEntity' - * - * @param arg0 this is the string "lock" or "unlock" - * @param r this is the ResourceRegistrationEntity to lock or unlock - */ - static void jmxOp(String arg0, ResourceRegistrationEntity r) - { - String resourceName = r.getResourceName(); - String jmxUrl = r.getResourceUrl(); - if (jmxUrl == null) - { - System.out.println(arg0 + ": no resource URL for '" - + resourceName + "'"); - return; - } - - JMXConnector connector = null; - try - { - connector = JMXConnectorFactory.connect(new JMXServiceURL(jmxUrl)); - ComponentAdminMBean admin = JMX.newMXBeanProxy - (connector.getMBeanServerConnection(), - new ObjectName("ECOMP_POLICY_COMP:name=" + resourceName), - ComponentAdminMBean.class); - - if ("lock".equals(arg0)) - { - admin.lock(); - } - else - { - admin.unlock(); - } - } - catch (Exception e) - { - // e.printStackTrace(); - System.out.println(arg0 + " failed for '" + resourceName + "': " + e); - } - finally - { - if (connector != null) - { - try - { - connector.close(); - } - catch (Exception e) - { - // ignore any errors here - } - } - } - } - - /** - * Compare two strings, either of which may be null - * - * @param s1 the first string - * @param s2 the second string - * @return a negative value if s1<s2, 0 if they are equal, - * and positive if s1>s2 - */ - static private int stringCompare(String s1, String s2) - { - return ((s1 == null) ? - (s2 == null ? 0 : -1) : - (s2 == null ? 1 : s1.compareTo(s2))); - } - - /** - * Update an array of 'length' fields using an array of Strings, any of - * which may be 'null'. This method is used to determine the field width - * of each column in a tabular dump. - * - * @param current this is an array of length 7, containing the current - * maximum lengths of each column in the tabular dump - * @param s this is an array of length 7, containing the current String - * entry for each column - */ - static private void updateLengths(int[] current, String[] s) - { - for (int i = 0 ; i < 7 ; i += 1) - { - String str = s[i]; - int newLength = (str == null ? 4 : str.length()); - if (current[i] < newLength) - { - // this column needs to be expanded - current[i] = newLength; - } - } - } - - /** - * Ordered display -- dump out all of the entries, in - */ - static void display() - { - TreeSet<String[]> treeset = new TreeSet<String[]> - (new Comparator<String[]>() - { - public int compare(String[] r1, String[] r2) - { - int rval = 0; - - // the first 3 columns are 'Site', 'NodeType', and 'ResourceName', - // and are used to sort the entries - for (int i = 0 ; i < 3 ; i += 1) - { - if ((rval = stringCompare(r1[i], r2[i])) != 0) - break; - } - return(rval); - } - }); - - String[] labels = new String[] - {"Site", "NodeType", "ResourceName", - "AdminState", "OpState", "AvailStatus", "StandbyStatus"}; - String[] underlines = new String[] - {"----", "--------", "------------", - "----------", "-------", "-----------", "-------------"}; - - // each column needs to be at least wide enough to fit the column label - int lengths[] = new int[7]; - updateLengths(lengths, labels); - - // Go through the 'resourceRegistrationTable', and generate the - // associated table row. Maximum column widths are updated, and the - // entry is inserted into tree, which has the effect of sorting the - // entries. - for (ResourceRegistrationEntity r : resourceRegistrationTable.values()) - { - StateManagementEntity s = - stateManagementTable.get(r.getResourceName()); - - // these are the entries to be displayed for this row - String[] values = new String[] - { - r.getSite(), r.getNodeType(), r.getResourceName(), - s.getAdminState(), s.getOpState(), - s.getAvailStatus(), s.getStandbyStatus() - }; - - treeset.add(values); - updateLengths(lengths, values); - } - - // generate format string - StringBuilder sb = new StringBuilder(); - for (int i = 0 ; i < 7 ; i += 1) - { - sb.append('%').append(i+1).append("$-") - .append(lengths[i]).append("s "); - } - sb.setCharAt(sb.length()-1, '\n'); - String formatString = sb.toString(); - - // display column headers - System.out.printf(formatString, (Object[])labels); - System.out.printf(formatString, (Object[])underlines); - - // display all of the rows - for (String[] values : treeset) - { - System.out.printf(formatString, (Object[])values); - } - } -} |