From 2987f602e112d37ff7db522c3cd9e653847a9865 Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Mon, 06 Aug 2012 17:34:44 -0400
Subject: [PATCH] Restore original team or user object on failure to update (issue 118)
---
src/com/gitblit/FederationPullExecutor.java | 166 +++++++++++++++++++++++++++++++++++++++++++++----------
1 files changed, 136 insertions(+), 30 deletions(-)
diff --git a/src/com/gitblit/FederationPullExecutor.java b/src/com/gitblit/FederationPullExecutor.java
index ef089d0..7b9c55b 100644
--- a/src/com/gitblit/FederationPullExecutor.java
+++ b/src/com/gitblit/FederationPullExecutor.java
@@ -19,6 +19,7 @@
import java.io.File;
import java.io.FileOutputStream;
+import java.io.IOException;
import java.net.InetAddress;
import java.text.MessageFormat;
import java.util.ArrayList;
@@ -32,7 +33,6 @@
import java.util.Set;
import java.util.concurrent.TimeUnit;
-import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.lib.StoredConfig;
import org.eclipse.jgit.revwalk.RevCommit;
@@ -43,10 +43,15 @@
import com.gitblit.Constants.FederationPullStatus;
import com.gitblit.Constants.FederationStrategy;
+import com.gitblit.GitBlitException.ForbiddenException;
import com.gitblit.models.FederationModel;
+import com.gitblit.models.RefModel;
import com.gitblit.models.RepositoryModel;
+import com.gitblit.models.TeamModel;
import com.gitblit.models.UserModel;
+import com.gitblit.utils.ArrayUtils;
import com.gitblit.utils.FederationUtils;
+import com.gitblit.utils.FileUtils;
import com.gitblit.utils.JGitUtils;
import com.gitblit.utils.JGitUtils.CloneResult;
import com.gitblit.utils.StringUtils;
@@ -81,8 +86,8 @@
*
* @param registrations
* @param isDaemon
- * if true, registrations are rescheduled in perpetuity. if false,
- * the federation pull operation is executed once.
+ * if true, registrations are rescheduled in perpetuity. if
+ * false, the federation pull operation is executed once.
*/
public FederationPullExecutor(List<FederationModel> registrations, boolean isDaemon) {
this.registrations = registrations;
@@ -110,7 +115,7 @@
String message = "Federation pull of " + registration.name + " @ "
+ registration.url + " is now at " + is.name();
GitBlit.self()
- .notifyAdministrators(
+ .sendMailToAdministrators(
"Pull Status of " + registration.name + " is " + is.name(),
message);
}
@@ -169,7 +174,7 @@
} else {
repositoryName = registrationFolder + "/" + repository.name;
}
-
+
if (registration.bare) {
// bare repository, ensure .git suffix
if (!repositoryName.toLowerCase().endsWith(DOT_GIT_EXT)) {
@@ -178,7 +183,8 @@
} else {
// normal repository, strip .git suffix
if (repositoryName.toLowerCase().endsWith(DOT_GIT_EXT)) {
- repositoryName = repositoryName.substring(0, repositoryName.indexOf(DOT_GIT_EXT));
+ repositoryName = repositoryName.substring(0,
+ repositoryName.indexOf(DOT_GIT_EXT));
}
}
@@ -190,7 +196,8 @@
StoredConfig config = existingRepository.getConfig();
config.load();
String origin = config.getString("remote", "origin", "url");
- RevCommit commit = JGitUtils.getCommit(existingRepository, "refs/remotes/origin/master");
+ RevCommit commit = JGitUtils.getCommit(existingRepository,
+ org.eclipse.jgit.lib.Constants.FETCH_HEAD);
if (commit != null) {
fetchHead = commit.getName();
}
@@ -209,7 +216,7 @@
Constants.FEDERATION_USER, registration.token);
logger.info(MessageFormat.format("Pulling federated repository {0} from {1} @ {2}",
repository.name, registration.name, registration.url));
-
+
CloneResult result = JGitUtils.cloneRepository(registrationFolderFile, repository.name,
cloneUrl, registration.bare, credentials);
Repository r = GitBlit.self().getRepository(repositoryName);
@@ -225,17 +232,35 @@
} else {
// fetch and update
boolean fetched = false;
- RevCommit commit = JGitUtils.getCommit(r, "refs/remotes/origin/master");
- String origin = commit.getName();
- fetched = fetchHead == null || !fetchHead.equals(origin);
+ RevCommit commit = JGitUtils.getCommit(r, org.eclipse.jgit.lib.Constants.FETCH_HEAD);
+ String newFetchHead = commit.getName();
+ fetched = fetchHead == null || !fetchHead.equals(newFetchHead);
if (registration.mirror) {
// mirror
if (fetched) {
- // reset the local HEAD to origin/master
- Ref ref = JGitUtils.resetHEAD(r, "origin/master");
+ // update local branches to match the remote tracking branches
+ for (RefModel ref : JGitUtils.getRemoteBranches(r, false, -1)) {
+ if (ref.displayName.startsWith("origin/")) {
+ String branch = org.eclipse.jgit.lib.Constants.R_HEADS
+ + ref.displayName.substring(ref.displayName.indexOf('/') + 1);
+ String hash = ref.getReferencedObjectId().getName();
+
+ JGitUtils.setBranchRef(r, branch, hash);
+ logger.info(MessageFormat.format(" resetting {0} of {1} to {2}", branch,
+ repository.name, hash));
+ }
+ }
+
+ String newHead;
+ if (StringUtils.isEmpty(repository.HEAD)) {
+ newHead = newFetchHead;
+ } else {
+ newHead = repository.HEAD;
+ }
+ JGitUtils.setHEADtoRef(r, newHead);
logger.info(MessageFormat.format(" resetting HEAD of {0} to {1}",
- repository.name, ref.getObjectId().getName()));
+ repository.name, newHead));
registration.updateStatus(repository, FederationPullStatus.MIRRORED);
} else {
// indicate no commits pulled
@@ -255,7 +280,7 @@
// preserve local settings
repository.isFrozen = rm.isFrozen;
repository.federationStrategy = rm.federationStrategy;
-
+
// merge federation sets
Set<String> federationSets = new HashSet<String>();
if (rm.federationSets != null) {
@@ -265,6 +290,17 @@
federationSets.addAll(repository.federationSets);
}
repository.federationSets = new ArrayList<String>(federationSets);
+
+ // merge indexed branches
+ Set<String> indexedBranches = new HashSet<String>();
+ if (rm.indexedBranches != null) {
+ indexedBranches.addAll(rm.indexedBranches);
+ }
+ if (repository.indexedBranches != null) {
+ indexedBranches.addAll(repository.indexedBranches);
+ }
+ repository.indexedBranches = new ArrayList<String>(indexedBranches);
+
}
// only repositories that are actually _cloned_ from the origin
// Gitblit repository are marked as federated. If the origin
@@ -276,14 +312,18 @@
r.close();
}
+ IUserService userService = null;
+
try {
// Pull USERS
+ // TeamModels are automatically pulled because they are contained
+ // within the UserModel. The UserService creates unknown teams
+ // and updates existing teams.
Collection<UserModel> users = FederationUtils.getUsers(registration);
if (users != null && users.size() > 0) {
- File realmFile = new File(registrationFolderFile, registration.name
- + "_users.properties");
+ File realmFile = new File(registrationFolderFile, registration.name + "_users.conf");
realmFile.delete();
- FileUserService userService = new FileUserService(realmFile);
+ userService = new ConfigUserService(realmFile);
for (UserModel user : users) {
userService.updateUserModel(user.username, user);
@@ -314,16 +354,61 @@
localUser.canAdmin = user.canAdmin;
GitBlit.self().updateUserModel(localUser.username, localUser, false);
}
+
+ for (String teamname : GitBlit.self().getAllTeamnames()) {
+ TeamModel team = GitBlit.self().getTeamModel(teamname);
+ if (user.isTeamMember(teamname) && !team.hasUser(user.username)) {
+ // new team member
+ team.addUser(user.username);
+ GitBlit.self().updateTeamModel(teamname, team, false);
+ } else if (!user.isTeamMember(teamname) && team.hasUser(user.username)) {
+ // remove team member
+ team.removeUser(user.username);
+ GitBlit.self().updateTeamModel(teamname, team, false);
+ }
+
+ // update team repositories
+ TeamModel remoteTeam = user.getTeam(teamname);
+ if (remoteTeam != null && !ArrayUtils.isEmpty(remoteTeam.repositories)) {
+ int before = team.repositories.size();
+ team.addRepositories(remoteTeam.repositories);
+ int after = team.repositories.size();
+ if (after > before) {
+ // repository count changed, update
+ GitBlit.self().updateTeamModel(teamname, team, false);
+ }
+ }
+ }
}
}
}
- } catch (Exception e) {
- // a 403 error code is normal for a PULL_REPOSITORIES token
- if (!e.getMessage().contains("403")) {
- logger.warn(MessageFormat.format(
- "Failed to retrieve USERS from federated gitblit ({0} @ {1})",
- registration.name, registration.url), e);
+ } catch (ForbiddenException e) {
+ // ignore forbidden exceptions
+ } catch (IOException e) {
+ logger.warn(MessageFormat.format(
+ "Failed to retrieve USERS from federated gitblit ({0} @ {1})",
+ registration.name, registration.url), e);
+ }
+
+ try {
+ // Pull TEAMS
+ // We explicitly pull these even though they are embedded in
+ // UserModels because it is possible to use teams to specify
+ // mailing lists or push scripts without specifying users.
+ if (userService != null) {
+ Collection<TeamModel> teams = FederationUtils.getTeams(registration);
+ if (teams != null && teams.size() > 0) {
+ for (TeamModel team : teams) {
+ userService.updateTeamModel(team);
+ }
+ }
}
+ } catch (ForbiddenException e) {
+ // ignore forbidden exceptions
+ } catch (IOException e) {
+ logger.warn(MessageFormat.format(
+ "Failed to retrieve TEAMS from federated gitblit ({0} @ {1})",
+ registration.name, registration.url), e);
}
try {
@@ -337,13 +422,34 @@
properties.store(os, null);
os.close();
}
- } catch (Exception e) {
- // a 403 error code is normal for a PULL_REPOSITORIES token
- if (!e.getMessage().contains("403")) {
- logger.warn(MessageFormat.format(
- "Failed to retrieve SETTINGS from federated gitblit ({0} @ {1})",
- registration.name, registration.url), e);
+ } catch (ForbiddenException e) {
+ // ignore forbidden exceptions
+ } catch (IOException e) {
+ logger.warn(MessageFormat.format(
+ "Failed to retrieve SETTINGS from federated gitblit ({0} @ {1})",
+ registration.name, registration.url), e);
+ }
+
+ try {
+ // Pull SCRIPTS
+ Map<String, String> scripts = FederationUtils.getScripts(registration);
+ if (scripts != null && scripts.size() > 0) {
+ for (Map.Entry<String, String> script : scripts.entrySet()) {
+ String scriptName = script.getKey();
+ if (scriptName.endsWith(".groovy")) {
+ scriptName = scriptName.substring(0, scriptName.indexOf(".groovy"));
+ }
+ File file = new File(registrationFolderFile, registration.name + "_"
+ + scriptName + ".groovy");
+ FileUtils.writeContent(file, script.getValue());
+ }
}
+ } catch (ForbiddenException e) {
+ // ignore forbidden exceptions
+ } catch (IOException e) {
+ logger.warn(MessageFormat.format(
+ "Failed to retrieve SCRIPTS from federated gitblit ({0} @ {1})",
+ registration.name, registration.url), e);
}
}
--
Gitblit v1.9.1