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/**
* @copyright
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
* ====================================================================
* @endcopyright
*
* @file SVNRepos.cpp
* @brief Implementation of the class SVNRepos
*/
#include "SVNRepos.h"
#include "CreateJ.h"
#include "ReposNotifyCallback.h"
#include "JNIUtil.h"
#include "svn_error_codes.h"
#include "svn_repos.h"
#include "svn_config.h"
#include "svn_props.h"
#include "svn_pools.h"
#include "svn_path.h"
#include "svn_utf.h"
#include "svn_private_config.h"
SVNRepos::SVNRepos()
: m_cancelOperation(false)
{
}
SVNRepos::~SVNRepos()
{
}
SVNRepos *SVNRepos::getCppObject(jobject jthis)
{
static jfieldID fid = 0;
jlong cppAddr = SVNBase::findCppAddrForJObject(jthis, &fid,
JAVA_PACKAGE"/SVNRepos");
return (cppAddr == 0 ? NULL : reinterpret_cast<SVNRepos *>(cppAddr));
}
void SVNRepos::dispose(jobject jthis)
{
static jfieldID fid = 0;
SVNBase::dispose(jthis, &fid, JAVA_PACKAGE"/SVNRepos");
}
void SVNRepos::cancelOperation()
{
m_cancelOperation = true;
}
svn_error_t *
SVNRepos::checkCancel(void *cancelBaton)
{
SVNRepos *that = static_cast<SVNRepos *>(cancelBaton);
if (that->m_cancelOperation)
return svn_error_create(SVN_ERR_CANCELLED, NULL,
_("Operation cancelled"));
else
return SVN_NO_ERROR;
}
void SVNRepos::create(File &path, bool disableFsyncCommits,
bool keepLogs, File &configPath,
const char *fstype)
{
SVN::Pool requestPool;
svn_repos_t *repos;
apr_hash_t *config;
apr_hash_t *fs_config = apr_hash_make(requestPool.getPool());
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
apr_hash_set(fs_config, SVN_FS_CONFIG_BDB_TXN_NOSYNC,
APR_HASH_KEY_STRING,
(disableFsyncCommits? "1" : "0"));
apr_hash_set(fs_config, SVN_FS_CONFIG_BDB_LOG_AUTOREMOVE,
APR_HASH_KEY_STRING,
(keepLogs ? "0" : "1"));
apr_hash_set(fs_config, SVN_FS_CONFIG_FS_TYPE,
APR_HASH_KEY_STRING, fstype);
SVN_JNI_ERR(svn_config_get_config(&config,
configPath.getInternalStyle(requestPool),
requestPool.getPool()),);
SVN_JNI_ERR(svn_repos_create(&repos, path.getInternalStyle(requestPool),
NULL, NULL, config, fs_config,
requestPool.getPool()), );
}
void SVNRepos::deltify(File &path, Revision &revStart, Revision &revEnd)
{
SVN::Pool requestPool;
svn_repos_t *repos;
svn_fs_t *fs;
svn_revnum_t start = SVN_INVALID_REVNUM, end = SVN_INVALID_REVNUM;
svn_revnum_t youngest, revision;
SVN::Pool revisionPool;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), );
fs = svn_repos_fs(repos);
SVN_JNI_ERR(svn_fs_youngest_rev(&youngest, fs, requestPool.getPool()), );
if (revStart.revision()->kind == svn_opt_revision_number)
/* ### We only handle revision numbers right now, not dates. */
start = revStart.revision()->value.number;
else if (revStart.revision()->kind == svn_opt_revision_head)
start = youngest;
else
start = SVN_INVALID_REVNUM;
if (revEnd.revision()->kind == svn_opt_revision_number)
end = revEnd.revision()->value.number;
else if (revEnd.revision()->kind == svn_opt_revision_head)
end = youngest;
else
end = SVN_INVALID_REVNUM;
/* Fill in implied revisions if necessary. */
if (start == SVN_INVALID_REVNUM)
start = youngest;
if (end == SVN_INVALID_REVNUM)
end = start;
if (start > end)
{
SVN_JNI_ERR(svn_error_create
(SVN_ERR_CL_ARG_PARSING_ERROR, NULL,
_("First revision cannot be higher than second")), );
}
if ((start > youngest) || (end > youngest))
{
SVN_JNI_ERR(svn_error_createf
(SVN_ERR_CL_ARG_PARSING_ERROR, NULL,
_("Revisions must not be greater than the youngest revision"
" (%ld)"), youngest), );
}
/* Loop over the requested revision range, performing the
* predecessor deltification on paths changed in each. */
for (revision = start; revision <= end; ++revision)
{
revisionPool.clear();
SVN_JNI_ERR(svn_fs_deltify_revision(fs, revision, revisionPool.getPool()),
);
}
return;
}
void SVNRepos::dump(File &path, OutputStream &dataOut,
Revision &revisionStart, Revision &revisionEnd,
bool incremental, bool useDeltas,
ReposNotifyCallback *notifyCallback)
{
SVN::Pool requestPool;
svn_repos_t *repos;
svn_fs_t *fs;
svn_revnum_t lower = SVN_INVALID_REVNUM, upper = SVN_INVALID_REVNUM;
svn_revnum_t youngest;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), );
fs = svn_repos_fs(repos);
SVN_JNI_ERR(svn_fs_youngest_rev(&youngest, fs, requestPool.getPool()), );
/* ### We only handle revision numbers right now, not dates. */
if (revisionStart.revision()->kind == svn_opt_revision_number)
lower = revisionStart.revision()->value.number;
else if (revisionStart.revision()->kind == svn_opt_revision_head)
lower = youngest;
else
lower = SVN_INVALID_REVNUM;
if (revisionEnd.revision()->kind == svn_opt_revision_number)
upper = revisionEnd.revision()->value.number;
else if (revisionEnd.revision()->kind == svn_opt_revision_head)
upper = youngest;
else
upper = SVN_INVALID_REVNUM;
/* Fill in implied revisions if necessary. */
if (lower == SVN_INVALID_REVNUM)
{
lower = 0;
upper = youngest;
}
else if (upper == SVN_INVALID_REVNUM)
{
upper = lower;
}
if (lower > upper)
{
SVN_JNI_ERR(svn_error_create
(SVN_ERR_CL_ARG_PARSING_ERROR, NULL,
_("First revision cannot be higher than second")), );
}
if ((lower > youngest) || (upper > youngest))
{
SVN_JNI_ERR(svn_error_createf
(SVN_ERR_CL_ARG_PARSING_ERROR, NULL,
_("Revisions must not be greater than the youngest revision"
" (%ld)"), youngest), );
}
SVN_JNI_ERR(svn_repos_dump_fs3(repos, dataOut.getStream(requestPool),
lower, upper, incremental, useDeltas,
notifyCallback != NULL
? ReposNotifyCallback::notify
: NULL,
notifyCallback,
checkCancel, this, requestPool.getPool()), );
}
void SVNRepos::hotcopy(File &path, File &targetPath,
bool cleanLogs, bool incremental)
{
SVN::Pool requestPool;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
if (targetPath.isNull())
{
JNIUtil::throwNullPointerException("targetPath");
return;
}
SVN_JNI_ERR(svn_repos_hotcopy2(path.getInternalStyle(requestPool),
targetPath.getInternalStyle(requestPool),
cleanLogs, incremental,
checkCancel, this /* cancel callback/baton */,
requestPool.getPool()),
);
}
static void
list_dblogs(File &path, MessageReceiver &receiver, bool only_unused)
{
SVN::Pool requestPool;
apr_array_header_t *logfiles;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
SVN_JNI_ERR(svn_repos_db_logfiles(&logfiles,
path.getInternalStyle(requestPool),
only_unused, requestPool.getPool()), );
/* Loop, printing log files. We append the log paths to the
* repository path, making sure to return everything to the native
* style and encoding before printing. */
for (int i = 0; i < logfiles->nelts; ++i)
{
const char *log_utf8;
log_utf8 = svn_dirent_join(path.getInternalStyle(requestPool),
APR_ARRAY_IDX(logfiles, i, const char *),
requestPool.getPool());
log_utf8 = svn_dirent_local_style(log_utf8, requestPool.getPool());
receiver.receiveMessage(log_utf8);
}
}
void SVNRepos::listDBLogs(File &path, MessageReceiver &messageReceiver)
{
list_dblogs(path, messageReceiver, false);
}
void SVNRepos::listUnusedDBLogs(File &path,
MessageReceiver &messageReceiver)
{
list_dblogs(path, messageReceiver, true);
}
void SVNRepos::load(File &path,
InputStream &dataIn,
Revision &revisionStart,
Revision &revisionEnd,
bool ignoreUUID,
bool forceUUID,
bool usePreCommitHook,
bool usePostCommitHook,
const char *relativePath,
ReposNotifyCallback *notifyCallback)
{
SVN::Pool requestPool;
svn_repos_t *repos;
svn_revnum_t lower = SVN_INVALID_REVNUM, upper = SVN_INVALID_REVNUM;
enum svn_repos_load_uuid uuid_action = svn_repos_load_uuid_default;
if (ignoreUUID)
uuid_action = svn_repos_load_uuid_ignore;
else if (forceUUID)
uuid_action = svn_repos_load_uuid_force;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
/* ### We only handle revision numbers right now, not dates. */
if (revisionStart.revision()->kind == svn_opt_revision_number)
lower = revisionStart.revision()->value.number;
if (revisionEnd.revision()->kind == svn_opt_revision_number)
upper = revisionEnd.revision()->value.number;
if (upper < lower
&& lower != SVN_INVALID_REVNUM
&& upper != SVN_INVALID_REVNUM)
{
SVN_JNI_ERR(svn_error_create
(SVN_ERR_CL_ARG_PARSING_ERROR, NULL,
_("First revision cannot be higher than second")), );
}
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), );
SVN_JNI_ERR(svn_repos_load_fs4(repos, dataIn.getStream(requestPool),
lower, upper, uuid_action, relativePath,
usePreCommitHook, usePostCommitHook,
FALSE,
notifyCallback != NULL
? ReposNotifyCallback::notify
: NULL,
notifyCallback,
checkCancel, this, requestPool.getPool()), );
}
void SVNRepos::lstxns(File &path, MessageReceiver &messageReceiver)
{
SVN::Pool requestPool;
svn_repos_t *repos;
svn_fs_t *fs;
apr_array_header_t *txns;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), );
fs = svn_repos_fs(repos);
SVN_JNI_ERR(svn_fs_list_transactions(&txns, fs, requestPool.getPool()), );
/* Loop, printing revisions. */
for (int i = 0; i < txns->nelts; ++i)
{
messageReceiver.receiveMessage(APR_ARRAY_IDX(txns, i, const char *));
}
}
jlong SVNRepos::recover(File &path, ReposNotifyCallback *notifyCallback)
{
SVN::Pool requestPool;
svn_revnum_t youngest_rev;
svn_repos_t *repos;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return -1;
}
SVN_JNI_ERR(svn_repos_recover4(path.getInternalStyle(requestPool), FALSE,
notifyCallback != NULL
? ReposNotifyCallback::notify
: NULL,
notifyCallback,
checkCancel, this, requestPool.getPool()),
-1);
/* Since db transactions may have been replayed, it's nice to tell
* people what the latest revision is. It also proves that the
* recovery actually worked. */
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), -1);
SVN_JNI_ERR(svn_fs_youngest_rev(&youngest_rev, svn_repos_fs(repos),
requestPool.getPool()),
-1);
return youngest_rev;
}
void SVNRepos::freeze(jobjectArray jpaths, ReposFreezeAction* action)
{
JNIEnv *env = JNIUtil::getEnv();
SVN::Pool subPool(pool);
const jsize num_paths = env->GetArrayLength(jpaths);
apr_array_header_t *paths = apr_array_make(subPool.getPool(), num_paths,
sizeof(const char*));
for (jsize i = 0; i < num_paths; ++i)
{
jobject obj = env->GetObjectArrayElement(jpaths, i);
APR_ARRAY_PUSH(paths, const char*) =
apr_pstrdup(subPool.getPool(), File(obj).getAbsPath());
env->DeleteLocalRef(obj);
}
SVN_JNI_ERR(svn_repos_freeze(paths, action->callback, action,
subPool.getPool()),
);
}
void SVNRepos::rmtxns(File &path, StringArray &transactions)
{
SVN::Pool requestPool;
svn_repos_t *repos;
svn_fs_t *fs;
svn_fs_txn_t *txn;
const apr_array_header_t *args;
int i;
SVN::Pool transactionPool;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), );
fs = svn_repos_fs(repos);
args = transactions.array(requestPool);
/* All the rest of the arguments are transaction names. */
for (i = 0; i < args->nelts; ++i)
{
const char *txn_name = APR_ARRAY_IDX(args, i, const char *);
svn_error_t *err;
/* Try to open the txn. If that succeeds, try to abort it. */
err = svn_fs_open_txn(&txn, fs, txn_name, transactionPool.getPool());
if (! err)
err = svn_fs_abort_txn(txn, transactionPool.getPool());
/* If either the open or the abort of the txn fails because that
* transaction is dead, just try to purge the thing. Else,
* there was either an error worth reporting, or not error at
* all. */
if (err && (err->apr_err == SVN_ERR_FS_TRANSACTION_DEAD))
{
svn_error_clear(err);
err = svn_fs_purge_txn(fs, txn_name, transactionPool.getPool());
}
/* If we had a real from the txn open, abort, or purge, we clear
* that error and just report to the user that we had an issue
* with this particular txn. */
SVN_JNI_ERR(err, );
transactionPool.clear();
}
}
void SVNRepos::setRevProp(File &path, Revision &revision,
const char *propName, const char *propValue,
bool usePreRevPropChangeHook,
bool usePostRevPropChangeHook)
{
SVN::Pool requestPool;
SVN_JNI_NULL_PTR_EX(propName, "propName", );
SVN_JNI_NULL_PTR_EX(propValue, "propValue", );
if (revision.revision()->kind != svn_opt_revision_number)
{
SVN_JNI_ERR(svn_error_createf(SVN_ERR_CL_ARG_PARSING_ERROR, NULL,
_("Missing revision")), );
}
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
/* Open the filesystem. */
svn_repos_t *repos;
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), );
/* If we are bypassing the hooks system, we just hit the filesystem
* directly. */
svn_error_t *err;
svn_string_t *propValStr = svn_string_create(propValue,
requestPool.getPool());
if (usePreRevPropChangeHook || usePostRevPropChangeHook)
{
err = svn_repos_fs_change_rev_prop4(repos,
revision.revision()->value.number,
NULL, propName, NULL, propValStr,
usePreRevPropChangeHook,
usePostRevPropChangeHook, NULL,
NULL, requestPool.getPool());
}
else
{
svn_fs_t *fs = svn_repos_fs(repos);
err = svn_fs_change_rev_prop2(fs, revision.revision()->value.number,
propName, NULL, propValStr,
requestPool.getPool());
}
SVN_JNI_ERR(err, );
}
/* Set *REVNUM to the revision specified by REVISION (or to
SVN_INVALID_REVNUM if that has the type 'unspecified'),
possibly making use of the YOUNGEST revision number in REPOS. */
svn_error_t *
SVNRepos::getRevnum(svn_revnum_t *revnum, const svn_opt_revision_t *revision,
svn_revnum_t youngest, svn_repos_t *repos,
apr_pool_t *pool)
{
if (revision->kind == svn_opt_revision_number)
*revnum = revision->value.number;
else if (revision->kind == svn_opt_revision_head)
*revnum = youngest;
else if (revision->kind == svn_opt_revision_date)
SVN_ERR(svn_repos_dated_revision
(revnum, repos, revision->value.date, pool));
else if (revision->kind == svn_opt_revision_unspecified)
*revnum = SVN_INVALID_REVNUM;
else
return svn_error_create
(SVN_ERR_INCORRECT_PARAMS, NULL, _("Invalid revision specifier"));
if (*revnum > youngest)
return svn_error_createf
(SVN_ERR_INCORRECT_PARAMS, NULL,
_("Revisions must not be greater than the youngest revision (%ld)"),
youngest);
return SVN_NO_ERROR;
}
void
SVNRepos::verify(File &path, Revision &revisionStart, Revision &revisionEnd,
ReposNotifyCallback *notifyCallback)
{
SVN::Pool requestPool;
svn_repos_t *repos;
svn_revnum_t lower = SVN_INVALID_REVNUM, upper = SVN_INVALID_REVNUM;
svn_revnum_t youngest;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
/* This whole process is basically just a dump of the repository
* with no interest in the output. */
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), );
SVN_JNI_ERR(svn_fs_youngest_rev(&youngest, svn_repos_fs(repos),
requestPool.getPool()), );
/* Find the revision numbers at which to start and end. */
SVN_JNI_ERR(getRevnum(&lower, revisionStart.revision(),
youngest, repos, requestPool.getPool()), );
SVN_JNI_ERR(getRevnum(&upper, revisionEnd.revision(),
youngest, repos, requestPool.getPool()), );
// Fill in implied revisions if necessary.
if (lower == SVN_INVALID_REVNUM)
{
lower = 0;
upper = youngest;
}
else if (upper == SVN_INVALID_REVNUM)
{
upper = lower;
}
if (lower > upper)
SVN_JNI_ERR(svn_error_create
(SVN_ERR_INCORRECT_PARAMS, NULL,
_("Start revision cannot be higher than end revision")), );
SVN_JNI_ERR(svn_repos_verify_fs2(repos, lower, upper,
notifyCallback != NULL
? ReposNotifyCallback::notify
: NULL,
notifyCallback,
checkCancel, this /* cancel callback/baton */,
requestPool.getPool()), );
}
void SVNRepos::pack(File &path, ReposNotifyCallback *notifyCallback)
{
SVN::Pool requestPool;
svn_repos_t *repos;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), );
SVN_JNI_ERR(svn_repos_fs_pack2(repos,
notifyCallback != NULL
? ReposNotifyCallback::notify
: NULL,
notifyCallback,
checkCancel, this,
requestPool.getPool()),
);
}
void SVNRepos::upgrade(File &path, ReposNotifyCallback *notifyCallback)
{
SVN::Pool requestPool;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
SVN_JNI_ERR(svn_repos_upgrade2(path.getInternalStyle(requestPool), FALSE,
notifyCallback != NULL
? ReposNotifyCallback::notify
: NULL,
notifyCallback,
requestPool.getPool()),
);
}
jobject SVNRepos::lslocks(File &path, svn_depth_t depth)
{
SVN::Pool requestPool;
svn_repos_t *repos;
apr_hash_t *locks;
apr_hash_index_t *hi;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return NULL;
}
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), NULL);
/* Fetch all locks on or below the root directory. */
SVN_JNI_ERR(svn_repos_fs_get_locks2(&locks, repos, "/", depth, NULL, NULL,
requestPool.getPool()),
NULL);
JNIEnv *env = JNIUtil::getEnv();
jclass clazz = env->FindClass(JAVA_PACKAGE"/types/Lock");
if (JNIUtil::isJavaExceptionThrown())
return NULL;
std::vector<jobject> jlocks;
for (hi = apr_hash_first(requestPool.getPool(), locks);
hi;
hi = apr_hash_next(hi))
{
void *val;
apr_hash_this(hi, NULL, NULL, &val);
svn_lock_t *lock = reinterpret_cast<svn_lock_t *>(val);
jobject jLock = CreateJ::Lock(lock);
jlocks.push_back(jLock);
}
env->DeleteLocalRef(clazz);
return CreateJ::Set(jlocks);
}
void SVNRepos::rmlocks(File &path, StringArray &locks)
{
SVN::Pool requestPool;
svn_repos_t *repos;
svn_fs_t *fs;
svn_fs_access_t *access;
if (path.isNull())
{
JNIUtil::throwNullPointerException("path");
return;
}
SVN_JNI_ERR(svn_repos_open2(&repos, path.getInternalStyle(requestPool),
NULL, requestPool.getPool()), );
fs = svn_repos_fs(repos);
const char *username = NULL;
/* svn_fs_unlock() demands that some username be associated with the
* filesystem, so just use the UID of the person running 'svnadmin'.*/
{
apr_uid_t uid;
apr_gid_t gid;
char *un;
if (apr_uid_current(&uid, &gid, requestPool.getPool()) == APR_SUCCESS &&
apr_uid_name_get(&un, uid, requestPool.getPool()) == APR_SUCCESS)
{
svn_error_t *err = svn_utf_cstring_to_utf8(&username, un,
requestPool.getPool());
svn_error_clear(err);
if (err)
username = "administrator";
}
}
/* Create an access context describing the current user. */
SVN_JNI_ERR(svn_fs_create_access(&access, username, requestPool.getPool()), );
/* Attach the access context to the filesystem. */
SVN_JNI_ERR(svn_fs_set_access(fs, access), );
SVN::Pool subpool;
const apr_array_header_t *args = locks.array(requestPool);
for (int i = 0; i < args->nelts; ++i)
{
const char *lock_path = APR_ARRAY_IDX(args, i, const char *);
svn_lock_t *lock;
/* Fetch the path's svn_lock_t. */
svn_error_t *err = svn_fs_get_lock(&lock, fs, lock_path, subpool.getPool());
if (err)
goto move_on;
if (! lock)
continue;
/* Now forcibly destroy the lock. */
err = svn_fs_unlock(fs, lock_path,
lock->token, 1 /* force */, subpool.getPool());
if (err)
goto move_on;
move_on:
svn_error_clear(err);
subpool.clear();
}
return;
}
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