/*
* Copyright 2011 gitblit.com.
*
* 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.
*/
package com.gitblit.models;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import com.gitblit.Constants.FederationPullStatus;
import com.gitblit.utils.StringUtils;
/**
* Represents a federated server registration. Gitblit federation allows one
* Gitblit instance to pull the repositories and configuration from another
* Gitblit instance. This is a backup operation and can be considered something
* like svn-sync.
*
*/
public class FederationModel implements Serializable, Comparable<FederationModel> {
private static final long serialVersionUID = 1L;
public String name;
public String url;
public String token;
public String frequency;
public String folder;
public boolean bare;
public boolean mirror;
public boolean mergeAccounts;
public boolean sendStatus;
public boolean notifyOnError;
public List<String> exclusions = new ArrayList<String>();
public List<String> inclusions = new ArrayList<String>();
public Date lastPull;
public Date nextPull;
private Map<String, FederationPullStatus> results = new ConcurrentHashMap<String, FederationPullStatus>();
/**
* The constructor for a remote server configuration.
*
* @param serverName
*/
public FederationModel(String serverName) {
this.name = serverName;
bare = true;
mirror = true;
this.lastPull = new Date(0);
this.nextPull = new Date(0);
}
public boolean isIncluded(RepositoryModel repository) {
// if exclusions has the all wildcard, then check for specific
// inclusions
if (exclusions.contains("*")) {
for (String name : inclusions) {
if (StringUtils.fuzzyMatch(repository.name, name)) {
results.put(repository.name, FederationPullStatus.PENDING);
return true;
}
}
results.put(repository.name, FederationPullStatus.EXCLUDED);
return false;
}
// named exclusions
for (String name : exclusions) {
if (StringUtils.fuzzyMatch(repository.name, name)) {
results.put(repository.name, FederationPullStatus.EXCLUDED);
return false;
}
}
// included by default
results.put(repository.name, FederationPullStatus.PENDING);
return true;
}
/**
* Updates the pull status of a particular repository in this federation
* registration.
*
* @param repository
* @param status
*/
public void updateStatus(RepositoryModel repository, FederationPullStatus status) {
if (!results.containsKey(repository.name)) {
results.put(repository.name, FederationPullStatus.PENDING);
}
if (status != null) {
results.put(repository.name, status);
}
}
public List<RepositoryStatus> getStatusList() {
List<RepositoryStatus> list = new ArrayList<RepositoryStatus>();
for (Map.Entry<String, FederationPullStatus> entry : results.entrySet()) {
list.add(new RepositoryStatus(entry.getKey(), entry.getValue()));
}
return list;
}
/**
* Iterates over the current pull results and returns the lowest pull
* status.
*
* @return the lowest pull status of the registration
*/
public FederationPullStatus getLowestStatus() {
if (results.size() == 0) {
return FederationPullStatus.PENDING;
}
FederationPullStatus status = FederationPullStatus.MIRRORED;
for (FederationPullStatus result : results.values()) {
if (result.ordinal() < status.ordinal()) {
status = result;
}
}
return status;
}
/**
* Returns true if this registration represents the result data sent by a
* pulling Gitblit instance.
*
* @return true, if this is result data
*/
public boolean isResultData() {
return !url.toLowerCase().startsWith("http://") && !url.toLowerCase().startsWith("https://");
}
@Override
public String toString() {
return "Federated " + name + " (" + url + ")";
}
@Override
public int compareTo(FederationModel o) {
boolean r1 = isResultData();
boolean r2 = o.isResultData();
if ((r1 && r2) || (!r1 && !r2)) {
// sort registrations and results by name
return name.compareTo(o.name);
}
// sort registrations first
if (r1) {
return 1;
}
return -1;
}
/**
* Class that encapsulates a point-in-time pull result.
*
*/
public static class RepositoryStatus implements Serializable, Comparable<RepositoryStatus> {
private static final long serialVersionUID = 1L;
public final String name;
public final FederationPullStatus status;
RepositoryStatus(String name, FederationPullStatus status) {
this.name = name;
this.status = status;
}
@Override
public int compareTo(RepositoryStatus o) {
if (status.equals(o.status)) {
return StringUtils.compareRepositoryNames(name, o.name);
}
return status.compareTo(o.status);
}
}
}