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ReleaseNotes.txt
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======
XRootD
======
Release Notes
=============
Prerelease Notes
--------------
Version 4.11.1
--------------
+ **Major bug fixes**
* **[XrdSys]** Avoid deadlock on poller stop, fixes #1095
* **[XrdCl]** Recreate env r/w lock after forking.
* **[XrdCl]** Use diffrent bit for mkpath and tpc delegation.
+ **Minor bug fixes**
* **[Server]** Use correct mechanism to determine DNS registration.
* **[XrdCl]** Reflect server added cgi in tpc.scgi.
* **[XrdCl]** tpc: don't open non-root/xroot source.
* **[XrdCl]** Set the tpckey to 'delegate' if delegating.
* **[CMake]** Link to ${UUID_LIBRARIES} instead of uuid.
* **[Python]** Change pkg name to xrootd.
+ **Miscellaneous**
* **[Server]** Allow redirect differentiation for delegated and undelegated TPC.
* **[TPC]** Assume delegation if the tpc.scgi token is present.
* **[RPM]** drop default 'all.export /tmp' in standalone cfg
* **[RPM]** Package SsiLib and SsiShMap with client.
--------------
Version 4.11.0
--------------
+ **New Features**
**[Server]** Add support for multi-vo credentials.
**[Python]** Set rpath for bindings to correct xrdcl.
**[Python]** Expose XrdCl::Env in Python.
**[Python]** Add version attribute to xrootd module, closes #1027
**[Python]** Add cat API to FileSystem, closes #1047
**[XrdCl]** Add unique uuid to open message. closes #1037
**[XrdCl]** Support zcrc32 when extracting a file from ZIP archive.
**[XrdCl]** Support decompression (inflate) of files in ZIP archives.
**[XrdCl]** Select the least loaded stream for next data chunk.
**[XrdCl]** xrdcp: adjust the number of parallel chunks in real time
proportionally to the number of connected data streams.
**[XCache]** Allow up to 512 MB blocksize.
**[CMake]** Add Find XRootD CMake module.
**[CMake]** Add FindLibUuid module.
**[XrdCms]** Add XrdCmsRedirLocal as ofs.cmslib plugin.
+ **Major bug fixes**
**[Xcache]** Make sure direct cache access is actually accessible.
**[Xcache]** Fix missing mode setting in the data space.
**[GSI]** Fix SAN check logic due to cut-paste error.
**[GSI]** Fix faulty SAN wildcard check and make message clearer.
**[Python]** Correctly handle install --user.
**[XrdCl]** Fix dirlist response parsing, closes #1038
**[XrdCl]** Sign endsess if instructed to do so by server, fixes #1045
**[SSI]** Make sure the request sessN pointer is always valid.
+ **Minor bug fixes**
**[TPC]** Make sure to include source CGI in a delegated transfer.
**[XrdCl]** Respect target checksum vs preset source checksum.
**[XrdCl]** Stat local file without opaqueinfo.
**[XrdCl]** xrdcp -S option should set the number of additional data streams.
**[XrdCl]** Avoid overflow of worker jobs size.
+ **Miscellaneous**
**[Misc]** Allow client to indicate it supports local files.
**[UPS]** Disable python bindings.
**[XCache]** Mark File is in sync for the final sync.
**[Xcache]** Enhance security of the pss.dca directive.
**[RPM]** Move xrdmapc to client package.
**[XrdCl]** Adjust xrdcp defaults.
--------------
Version 4.10.1
--------------
+ **Major bug fixes**
* **[XrdCl]** Make TPC check bogus-response proof.
--------------
Version 4.10.0
--------------
+ **New Features**
* **[POSIX]** Add methods to the cache mngt objecT to get status of a
cached file.
* **[Server]** Add xrd.network dyndns option for dynamic DNS handling.
* **[Server]** Properly handle dynamic DNS environments.
* **[Server]** Add evict option to the prepare request.
* **[Server]** Allow better handling for proxy caching clusters.
* **[Server]** Allow configurable posc sync level.
* **[Server]** Implement framework for a kXR_prepare plug-in.
* **[XrdCl]** Implement streaming dirls, closes #225
* **[XrdCl]** Retry policy changes: see details in #950.
* **[XrdCl]** Add switch/flag to enforce zip archive listing.
* **[XrdCl]** Preserve tried/triedrc cgi info on redirect for kXR_locate
request, #closes #944
* **[XrdCl]** Implement prepare evict and expose in xrdfs.
* **[XrdCl]** Expose prepare abort and query prepare.
* **[XrdCl]** Add tpc.scgi if delegation is being used.
* **[Python]** Expose chunked dirlist API in Python.
* **[Python]** Support globbing.
* **[XrdClHttp]** Add XrdClHttp submodule.
* **[XCache]** Implement write-queue number of blocks / threads config
options. (#963)
* **[CMake]** Add switch for XrdCl builds only.
+ **Major bug fixes**
* **[XrdCl]** Allow to cancel classical copy jobs.
* **[XrdCl]** Fix race condition in error recovery.
* **[XrdCl]** Prevent race condition between Request T/O and socket read.
* **[XCache]** Check for errors during XrdOssFile::FSync - do not write
cinfo file if it fails.
* **[XCache]** Deny write access to a file in initial Prepare() call,
fixes #663
* **[XCache]** Review and correct error handling in POSIX and XCache,
implement XCache::Unlink()
* **[XrdTpc]** Always query dual stack for HTTP TPC.
* **[XrdTpc]** Do not include authz header in the filename.
* **[XrdTpc]** Add curl handle cleanup on redirections or errors.
* **[XrdHttp]** Include provided opaque information in the redirection.
* **[XrdHttp]** Fix digest names returned to clients.
* **[XrdHttp]** Fix opaque info handling on redirections.
* **[XrdMacaroon]** Fix macaroon authorization config.
* **[XrdSecgsi]** Make proxy cache path aware.
* **[XrdSecgsi]** XrdSecProtocolgsi::Encrypt - set IV correctly and report
correct size.
+ **Minor bug fixes**
* **[XrdCl]** Use DirList with Locate and Merge flag in xrdcp
* **[XrdCl]** Index substreams with right index.
* **[XrdCl]** Make sure there is no race condition while loading sec
protocol.
* **[CMake]** Enable by default rpaths on MacOSX.
* **[Server]** Use correct directory path creation flag in kXR_open
(compatible).
* **[Server]** Require localroot to exist and be a directory for default N2N.
* **[Server]** Avoid SEGV when given an empty directory continuation.
* **[SSI]** Close loophole between internal "provision" and Finished()
calls.
* **[POSIX]** Correct pfn to lfn translation for the simple case.
* **[FRM]** Ignore the space assignment directive.
* **[XCache]** Cache::LocalFilePath() only try to fill output pfn buffer if
it is non-null.
* **[Python]** Make sure pip install fails if install script fails.
* **[Python]** Check dependencies on pip install, if some are missing list
them and raise an exception.
+ **Miscellaneous**
* **[XrdCl]** Enhance redirect back-trace output.
* **[Python]** Respect pip python version when installing xrootd, fixes #955.
* **[Python]** Respect pip --user switch, fixes #952
* **[CMSD]** Allow redirect when limit exceeded in sched directive.
* **[Packaging]** Add support for Ubuntu disco.
* **[Packaging]** Discontinue support for Ubuntu artful.
* **[XrdCeph]** Replace XrdCeph source code with a submodule.
* **[XCache]** More reasonable defaults for pfc.writequeue parameters.
* **[CMake]** Declare CMake options, fixes #995
* **[CMake]** Set -Werror for debug and CI builds only.
-------------
Version 4.9.1
-------------
+ **Major bug fixes**
* **[POSIX]** Fix VMP issues with POSIX preload library causing SEGV.
* **[POSIX]** Additional hardening of POSIX functions for Xcache.
* **[XrdCl]** Make sure local destination path is not scrambled,
fixes #925
* **[XrdCl]** Fix memory leak in AsyncSocketHandler.
* **[XrdCl]** Fix recursive copy.
* **[XrdCl]** Make sure released SID is valid object.
* **[XrdCl]** Correctly calculate the offset of the last file in ZIP64.
* **[Server]** Liberalize character set allowed in login name (fixes
EOS issue).
* **[Server]** Save the proper ReqID for async responses on close.
* **[Server]** Handle waitresp sequencing to avoid early bridge
termination.
* **[XrdHttp]** Only consider running plugins for new requests.
* **[XrdHttp]** Handle clients that request multiple checksums.
* **[XrdHttp]** Do not accept more data than specified in the HTTP
request.
* **[XrdHttp]** Fix high memory usage caused by cached XrdHttpProtocol
objects.
* **[XrdSecgsi]** Fine tune message bucket content.
* **[XrdSecgsi]** Make sure options for proxy saving to file are honored.
* **[XrdSecgsi]** add missing entries in gsiClientStesp and gsiServerSteps.
* **[Python]** Ensure Python module doesn't deadlock/segv on exit,
fixes #330
* **[XrdMacaroon]** Create macaroon with proper caveats and path.
* **[Proxy]** Improve handling of failures during opening of local data
and cinfo files.
* **[Proxy]** Fix memory leak - block was not freed when writing to
disk failed.
* **[XrdTpc]** Only use Curl's low-speed-limit with libcurl v7.38
and later.
+ **Minor bug fixes**
* **[Server]** Fix bridge waitResp issues to allow merge of pull #902.
* **[Server]** Further simplify tracing, especially for var persistece.
* **[Server]** Fix strlcpy for Group null-string in XrdOfsTPC.
* **[XrdMacaroon]** Log user caveats with macaroon generation.
* **[XrdMacaroon]** Allow admin to customize default macaroons authz.
* **[XrdMacaroon]** Set the macaroons.onmissing default.
* **[XrdMacaroon]** Interact with json-c appropriately for request.
* **[XrdMacaroon]** Ensure we delete macaroon object after use.
* **[XrdHttp]** XrdHttp does not support chunked encoding; respond
appropriately.
* **[POSIX]** Fix string scoping issues in debug messages.
* **[XrdSecgsi]** Downgrade error msg from key file issues to DEBUG.
* **[XrdSecgsi]** Improve buffer content dumps for debugging purposes.
* **[XrdCl]** Use correct flag to remove handler in inqueue.
* **[XrdCl]** Log properly kXR_waitresp, closes #852
* **[XrdCl]** Fail ZIP extraction if file is compressed.
* **[XrdHttp]** Don't assume that a header "Depth: 1" means that the
resource is a directory.
* **[Python]** Expose parallel copy jobs in python bindings.
* **[Python]** Expose multi-source download in python.
+ **Miscellaneous**
* **[XrdHttp]** Add support for chunked encoding in uploads.
* **[XrdHttp]** Implement RFC 3230 digests for GET requests.
* **[Packaging]** Add xrootd-fuse deb package, closes #831
* **[XrdCl]** Add more descriptive error message on XrdCl::CopyProcess:run,
closes #849
* **[XrdCl]** Add special logs for future debugging of BNL problem.
-------------
Version 4.9.0
-------------
+ **New Features**
* **[XrdCl]** Provide operation pipelining API.
* **[XrdCl]** Redirect traceback dump.
* **[XrdCl]** Allow specifying plug-ins on protocol level
* **[XrdCl]** Pass # streams to TPC destination.
* **[XrdCl]** Enable proxy delegation.
* **[XrdCl]** Enable state redirection for local files.
* **[XrdCl]** Add an API to close connection.
* **[XrdCl/Server]** Implement TPC-Lite for delegated TPC copy.
* **[XrdCl/Server]** Implement kXR_writev operation.
* **[Server]** Allow tpc requests at destination endpoint to be redirected.
* **[Server]** Add &I=<iptype> to 'u' login monitoring record.
* **[Server]** Allow spaces in id's via acc.spacechar.
* **[Server]** Allow space preassignment of file creation paths.
* **[Server]** Identify type of IP connection in monitoring (&I=4|6 in
'u' record).
* **[Server]** Enable use of delegated credentials for 3rd party copy.
* **[Server]** Allow callbacks for close() and opague() requests.
* **[Server]** Allow the CKS manager to run on the redirector.
* **[Server]** Allow config continuation to files in a directory.
* **[Server]** Add 'query confg start' to find server start time.
* **[SSI]** Add ability to spread requests to increase parallism.
* **[SSI]** Add monitoring capabilities to SSI.
* **[SSI]** Properly handle Finished() calls prior to response posting.
* **[XrdSsi]** Provide summary monitoring information to report stream.
* **[TPC]** Allow number of streams to use to be passed to the server.
* **[TPC]** Support Http TPC.
* **[XrdHttp]** Added XrdHttp cipherlist filter string config option.
* **[XrdHttp]** Map Xrd error codes to HTTP status codes
* **[XrdHttp]** Add plumbing necessary for RFC3230 digest requests.
* **[XrdSecgsi]** Use hostname, not reverse DNS, for address comparison.
* **[XrdSecgsi]** Allow XrdSecGSITrustDNS setting to disable use of all
DNS lookups.
* **[XrdSecgsi]** Add option to save delegated proxies as credentials.
* **[XrdSecgsi]** Improved checking of CA expiration.
* **[XrdSecgsi]** Review proxy delegation mechanism.
* **[XrdSecgsi]** Support signing of server DH public parameters.
* **[XrdCrypto]** Allow XRootD client to accept subjectAltNames.
* **[XrdMacaroons]** Macaroons plugin for XRootD.
* **[Proxy]** Implement new options in pfc.diskusage for better control
of purging.
* **[Proxy]** Support origins that only talk http.
* **[Proxy]** Add 'pss.tid' CGI element to all outgoing URL's.
* **[Proxy]** Implement new options in pfc.diskusage for better control of purging.
* **[POSIX]** Implement Cache Context Management plugin.
* **[XrdApps]** Implement xrdqstats command to display summary monitoring.
+ **Major bug fixes**
* **[XrdCl]** Handle properly seerver disconnect.
* **[XrdCl]** apply TPC timeout to the 2nd sync, fixes #800
* **[XrdCl]** Parse correctly CDFH ZIP64 extension.
* **[XrdCl]** Correct ownership of virtual redirect msg.
* **[SSI]** Do not leak memory when a fatal error occurs. Fixes #775
* **[SSI]** Avoid race condition between Finish() and SetResponse().
* **[Server]** Avoid SEGV when the close operation fails.
* **[Server]** Fix SEGV when using delegation and VOMSFUN with raw creds.
* **[POSIX]** Avoid SEGV due to race condition between open() and close().
* **[POSIX]** Correct regression that broke POSIX preload.
* **[Proxy]** Support multiple IO objects working with the same file.
* **[Proxy]** Fix incorrect rc check when processing Fstat() (disabled progbar).
+ **Minor bug fixes**
* **[Server]** Follow protocol spec when returning file compression info.
* **[Server]** Fix checksumming on filesystems that don't support fattr.
* **[XrdOfs]** Prevent double-parsing of parameters for ofs.ckslib.
* **[XrdCl]** Correctly set path in case of state redirect.
* **[XrdCl]** Correct handling of --infiles option. Fixes #779
* **[XrdCl]** Don't read past buffer when parsing protocol response.
* **[XrdHttp]** Fix error codes in the case of PUT and MKDIR.
* **[XrdHttp]** Support mv for files with spaces.
* **[XrdHttp]** Return correct content-range header.
* **[Secsss]** Pass correct parameters when registering an ID. Fixes #689
+ **Miscellaneous**
* **[XrdCl]** Delete channel on TTL.
* **[Server]** Do not allow badly formed CGI to pollute subsequent tokens.
* **[TPC]** Do not take case into account for hostname matching.
* **[TPC]** Allow source protocol to be transmitted to server via tpc.spr CGI.
* **[TPC]** Set envars XRD_TRACEID, XRDTPC_SPROT, and XRDTPC_TPROT
* **[Proxy]** Avoid auth failure due to URL cgi directives.
* **[Proxy]** Add method to cache to get local file path of cached file.
* **[Proxy]** Fix wrong logic in cache purge algorithm.
* **[Proxy]** Resolve conflicts in URL rewriting.
* **[POSIX]** Avoid unnecessary cache open requests.
* **[XrdCrypto]** Replace C-style string manipulation with C++ equivalent.
* **[Secgsi]** Implement stricter version of RFC2818 (host name check) for
client.
* **[Secgsi]** Enable use of an unique IV in enc/dec cipher operations.
* **[XrdHttp]** Break XrdHttp into a module and a utility library.
* **[XrdHttp]** Expose query string in external req handler.
* **[XrdThrottle]** Update the throttle plugin to propogate underlying
errors.
* **[XrdThrottle]** Improve chaining behavior of throttle plugin.
* **[RPM]** Use OPENSSL_NO_FILENAMES flag.
* **[Docs]** Update Doxyfile, closes #743
* **[All]** Place protocol definition under a modified BSD license.
* **[All]** FreeBSD compatibility patch.
-------------
Version 4.8.6
-------------
+ **Major bug fixes**
* **[XrdCl]** Make sure released SID is valid object.
* **[XrdCl]** Handle properly server disconnect.
-------------
Version 4.8.5
-------------
+ **Major bug fixes**
* **[XrdCrypto]** add protection against missing extension.
* **[XrdCl]** Ensure DeepLocate counter doesn't overflow, fixes #758
* **[XrdCl]** Fix recursive copy, fixes #792
* **[XrdCl]** Correctly classify errno while reading/writing to
a socket.
* **[XrdCl]** Fix local checksum double I/O problem.
* **[XrdHttp]** Fix callback of protocol plugin after bridge delay.
* **[XrdHttp]** Obey the `Connection` request header.
* **[XrdHttp]** Reset filesize when the XrdHttpReq object is used.
* **[XrdHttp]** Do not increment reqstate when headers are incomplete.
* **[Proxy]** Fix incorrect rc check when processing Fstat().
+ **Minor bug fixes**
* **[XrdCl]** xrdfs ls: fix formatting issue,fixes #823
* **[XrdCl]** If stream is broken delete the in-message.
* **[XrdCrypto]** fix signatures of Export methods.
+ **Miscellaneous**
* **[XrdCl]** Expose kXR_cancel flag in FileSystem::Prepare, closes #699
* **[XrdCl]** Specify file for extraction from ZIP archive also
through opaque info.
* **[XrdCl]** Document xrdcp/xrdfs return codes, closes #628
* **[XrdCl]** Explicitly log request retries, closes #690
* **[XrdCl]** Remove redundant stat from ZIP open sequence.
* **[XrdCl/XrdSec]** Add CGI to specify 'sss' keytab.
* **[XrdSecsss]** Add possiblity to inject an endorsement string into an
SSS SecEntity object.
-------------
Version 4.8.4
-------------
+ **Major bug fixes**
* **[XrdCrypto]** Use consistently time_t.
* **[XrdCl]** Treat empty redirect response as error.
+ **Minor bug fixes**
* **[XrdCl]** Use NEED2SECURE macro properly.
+ **Miscellaneous**
* **[XrdSecgsi]** Improving checking of CA expiration.
* **[XrdCl]** Improve TPC key generation, fixes #662
-------------
Version 4.8.3
-------------
+ **Major bug fixes**
* **[XrdCl]** Release SIDs on PostMaster::Send() failure.
-------------
Version 4.8.2
-------------
+ **Major bug fixes**
* **[Proxy]** Make sure to use N2N even when only localroot specified,
fixes #650.
* **[Proxy]** Fully support third party copy in proxy servers.
* **[Server]** Correct faulty logic for sendq backlog warning message.
* **[XrdCl]** Correctly handler error/wait response to endsess request.
* **[XrdCl]** MsgHandler must not be enqueued in InQueue on virtual
redirect, fixes #682
* **[XrdCl]** Add ZIP64 support, fixes #402
* **[XrdHttp]** Always have OpenSSL read/write data through the XrdLink
object.
+ **Minor bug fixes**
* **[Net]** Optimize formatting corresponding to RFC 1178 and RFC 3696.
* **[XrdHttp]** Fix HTTP PUT flags, fixes #637.
* **[XrdHttp]** Close file handle for simple HTTP reads.
* **[All]** Fix compilation with gcc 8.
* **[CMake]** Make sure plugins are declared as MODULEs, fixes #653
* **[SSI]** Ruggedize server-side SSI interactions.
* **[SSI]** Prevent request ID conflicts with reusable resources.
* **[XrdCl]** Validate URLs comming from metalinks.
+ **Miscellaneous**
* **[Server]** Correct lock handling in commit 2c169141.
* **[Server]** Make endsess more reliable.
* **[Server]** Make sure no temporary opens occur during error recovery.
* **[Server]** Add method to get logging mask.
* **[XrdHttp]** Support HTTP chunked transfer encoding.
* **[XrdHttp]** Allow parsing of unknown HTTP verbs.
* **[XrdOss]** Improve XrdPosix 'rename' POSIX compliancy
* **[Proxy]** Make sure to pass through TPC requests in otgoing proxies.
* **[Proxy]** Support progress bar during TPC transfers.
* **[Proxy]** Do not fail a TPC fstat() due to bad timing.
-------------
Version 4.8.1
-------------
+ **Major bug fixes**
* **[XrdCl]** Try all IP addresses in case posix connect fails.
* **[XrdCl]** Fix checksuming in xrdcp for local files.
* **[Py]** Make sure FileSystem::Copy returns a tuple, fixes #633.
* **[Py]** Make sure empty strings are not converted to None.
* **[SSI]** Unbind the request prior to teardown.
* **[SSI]** Avoid SEGV when generating a request for a new TCP
connection.
* **[SSI]** Fix race condition that can cause a SEGV during parallel
execution.
* **[SSI]** Allow zero length requests to be passed to servers.
Fixes #640
* **[SSI]** Make sure to avoid object refs after Finished() is called
to avoid SEGV.
+ **Minor bug fixes**
* **[XrdPosix]** Fix various memory related issues.
* **[XrdCrypto]** Fix various small issues.
* **[Server]** Fix overlapping string copy. Fixes #643
* **[XrdCl]** Provide compatibility between root://localfile and file://.
-------------
Version 4.8.0
-------------
+ **New Features**
* **[XrdCl]** Local redirection and local file support.
* **[XrdCl]** merge xrdfs ls results if not unique, closes #541.
* **[XrdCl]** Provide client specific CGI info.
* **[XrdCl]** File::WriteV implementation, closes #388.
* **[XrdHttp]** Pass the HTTP verb to the external handler for path
matching.
* **[XrdHttp]** Allow one to access the XrdSecEntity object associated
with a request.
* **[XrdHttp]** Allow filtering based on HTTP verb in MatchesPath.
* **[XrdHttp]** Allow overwrites to be done on PUT.
* **[XrdHttp]** Allow multiple external handlers to be loaded by XrdHttp.
+ **Major bug fixes**
* **[Server]** Correctly handle monEnt on file close to avoid SEGV.
Fixes #618.
* **[Server]** Poperly handle file descriptors up to 65535.
Fixes #607.
* **[Server]** Fix handling of >65K attached files (active links).
Fixes #623.
* **[Server]** Make sure doPost does not become <0 (regression introduced
in 4.7.1).
* **[Proxy]** Avoid SEGV when localroot specified w/o remote root.
Fixes #627.
* **[XrdCl]** Connection Window should be applied per IP address.
Fixes #625.
* **[XrdCl]** Write request and raw data with single writev, fixes #609.
* **[XrdHttp]** Allow XrdSfsGetDefaultFileSystem to be called multiple
times.
* **[XrdHttp]** Correct external handling logic.
* **[XrdSecgsi]** Use stack for proper cleaning of invalidated CRLs and CAs.
+ **Minor bug fixes**
* **[Server]** Print error msg and close socket when a FD cannot.
be handled.
* **[Server]** Close additional loophole for fstream disconnect.
* **[Server]** Always unhook the statistcs object from xfr monitoring
if hooked.
* **[Server]** Ruggedize TPC to be less sensitive to protocol violations.
* **[Server]** Correct tpc directive scanning and make it more obvious.
Fixes #604.
* **[Server]** Enable url rewrites. Eliminates GSI roadblock.
* **[Server]** Do not reference a deleted object.
* **[XrdSsi]** Make sure to finalyze all requests upon disc, fixes #616.
* **[XrdHttp]** Handle properly http.secretkey.
* **[XrdCl]** various memory releated fixes.
* **[XrdPy]** Translate binary buffers into bytes objects, closes #632
+ **Miscellaneous**
* **[RPM]** Add python3 sub package.
* **[RPM]** Rename python sub-package, closes #614.
* **[Py]** Facilitate building python bindings with wheel.
-------------
Version 4.7.1
-------------
+ **Major bug fixes**
* **[XrdSecgsi]** Fix segv in cache checking, fixes #595
* **[XrdHttp]** Fix for the persistent connection issue.
* **[XrdHttp]** Fix FD leak when a socket error is encountered.
* **[XrdSsi]** Avoid race condition when response is posted.
* **[XrdSsi]** Avoid state conflict when request is being processed and
client asks for response.
* **[XrdCl]** Prevent segv in case user has no name.
* **[Server]** Close link on enable errors to prevent socket leaks.
+ **Minor bug fixes**
* **[XrdLink]** Increment the IOSemaphore once for each waiting thread.
* **[XrdHttp]** Make sure that the preexisting url tokens are properly
quoted when generating a redirection.
* **[XrdCl]** Fix invalid memory reads/writes when RAII finalizes mutex
after the object has been deleted.
+ **Miscellaneous**
* **[XrdCl]** Log last error in case redirect limit has been reached.
* **[XrdCl]** Add option to read credentials under different fsuid/fsgid.
* **[XrdCl]** Accept empty login response for protocol <= 2.8.9
(This is only to ensure compatibility with dCache, which
due to its inaccurate implementation of XRoot protocol in
some cases returns an empty login response for protocol
version <= 2.8.9.)
* **[XrdCl]** Add envar to config Nagle algorithm.
* **[XrdSsi]** Reinitializ response object after Finished() so it can
reused.
* **[XrdHttp]** Header2cgi directive.
-------------
Version 4.7.0
-------------
+ **New Features**
* **[Proxy]** Make cache I/O synchronization tunable.
* **[Proxy]** Allow caching of S3-style objects.
* **[Proxy/Posix]** Allow Name2Name to populate cache using the LFN.
* **[Posix]** Enable LITE feature in Posix preload library.
* **[Posix]** Implement serverless file caching (disk or memory).
* **[Server]** Allow storing S3-style objects in a file system.
* **[Server]** Add xrootd.fsoverload directive to handle filesystem overloads.
* **[Server]** Allow port to be specified for a supervisor.
* **[Server]** Add org and role types to AuthDB authorization.
* **[Server]** Allow definition and test of compound authorization identifiers.
* **[Server/Packaging]** Handle systemd socket inheritance.
* **[XrdApps]** Add XrdClProxyPlugin implementation.
* **[XrdCl]** Extreme copy implementation.
* **[XrdCl]** Delegate all callbacks to the thread-pool.
* **[XrdCl]** xrdfs: add recursive list, closes #421.
* **[XrdCeph]** Added support for namelib in ceph plugin .
* **[XrdFfs]** Implement xrootdfs_create.
* **[Python]** Python 3 support in C / Python interface.
* **[XrdHttp]** Make XrdHTTP able to forward HTTP requests to an external,
optional plugin (conceptually similar to CGI).
* **[Server]** XrdSsi V2 (scalable service interface) implementation.
+ **Major bug fixes**
* **[XrdCl]** Avoid deadlock between FSH deletion and Tick() timeout.
* **[XrdCl]** Process virtual redierections in the threadpool.
* **[Xrd] Fix handling of sendfile offset argument.
+ **Minor bug fixes**
* **[Server]** Make file locking independent of FS plugin. Fixes #533
* **[Server]** Correct debug message interval for free space report.
* **[XrdCeph]** Fixed internal (f)stat so that it sets S_IFREG in returned mode.
* **[XrdCeph]** properly return ENOENT when file does not exist in open for read.
* **[XrdCeph]** Fixed configuration of the XrdCephOss module.
* **[XrdCeph]** Fixed some resource leak when Posix_Open fails.
* **[XrdFfs]** Remove default fuse argument "allow_other" as it is impossible
to unset.
* **[XrdFfs]** Check file descriptor before using it in xrootdfs wcache.
* **[XrdFfs]** Add more error checks when creating write cache.
* **[XrdFfs]** Avoid using literal 1024, replace with MAXROOTURLLEN.
* **[XrdFfs]** Control allow_other by env XROOTD_NOALLOWOTHER.
* **[XrdFfs]** Rewrite xrootdfs_mknod, extract low-level function.
* **[XrdCl]** Check login resp size, fixes #530
* **[XrdCl]** Avoid FileStateHandler deadlock while forking.
* **[XrdCl]** Handle failed stateful operations without XrdCl::File lock
being locked.
* **[XrdPosix]** Use strncpy when copying checksum.
* **[RPM]** Fix init script bad exit code, fixes #536
* **[XrdBuffer]** Decrement total buffer count when freeing buffers.
+ **Miscellaneous**
* **[Server]** Re-enable the oss.fdlimit directive to allow POSIX preload+xrootd.
* **[Server]** Avoid thread pile-up durin slow close operations.
* **[Proxy]** Simplify delayed destruction on wait vs post.
* **[Posix]** Convert to using universal tracing facility.
* **[CI]** Add Travis CI configuration.
* **[CI]** Add .gitlab-ci.yml for gitlab CI.
* **[Packaging]** Add a sample XrdHttp config file.
* **[Packaging]** Make RPM version configurable by the user.
* **[Packaging]** Debian packaging.
* **[RPM/CMake]** Enable c++0x/c++11 by default.
* **[Crypto] Remove unused crypto code.
* **[XrdFileCache]** Add configuration parameter for flush frequency.
* **[XrdFileCache]** Alter ram limits and blocks size parameter if caching
is on the client side.
* **[XrdSut]** New XrdSutCache based on XrdOucHash.
* **[XrdSecgsi]** do not delete explicitely the CRL in Delete.
* **[XrdSut/Crypto]** Secgsi improvements: new version of XrdSutCache,
lightweith locking (PR #539).
-------------
Version 4.6.1
-------------
+ **Major bug fixes**
* **[Server/Proxy]** Avoid SEGV when close(), closedir() returns an error.
* **[cmsd]** Fix feature interaction causing improper file existence to be sent.
* **[XrdCrypto/XrdSecgsi]** Make sure the CRL is loaded for the right CA.
* **[XrdCrypto]** Support for OpenSSL 1.1
* **[XrdSecgsi]** do not build/package libXrdSecgsiGMAPLDAP-4.so.
* **[XrdSecgsi]** Improve detection of errors when loading CRL.
* **[XrdSecgsi]** Fix for valid legacy proxy detection (PR #469)
* **[XrdSecgsi]** Absent CRLs not an error (#465)
* **[XrdSecgsi]** Fix for CA chain verification segfault (issue #463)
* **[XrdSecgsi]** Two memory leaks (PR #503)
* **[XrdCl]** Make sure there is no request/response mismatch, when
the retry logics tries to recover from an error.
* **[XrdCl/Server]** Be case insensitive when it comes to checksum names.
* **[XrdCeph]** Fix ability to read back a file written with O_RDWR flags.
* **[XrdCeph]** Disable logging of every read and write operation. A proper
debug-level logging would be needed instead.
* **[XrdCeph]** Added statistics about read/write operations in the
close log.
+ **Minor bug fixes**
* **[XrdHttp]** Make the XrdHttpSecXtractor API backwards compatible.
* **[XrdFileCache]** Make caching proxy configuration backwards
compatible.
* **[XrdFileCache]** Fix cache v1 to cache v2 bridge after introducing
cache v2.
* **[XrdSec]** Use CommonCrypto header instead of openssl for SHA on OSX.
* **[XrdSeckrb5]** Fix memory leaks in client context and cache.
* **[Server/Logrotate]** Make sure XRootD logrotate does not interfire with
system logrotate, fixes #490
* ** [Server]** Avoid std::ABORT should a naked logfile path be specified.
* **[XrdCl]** Make sure ForkHandler doesn't segv if PostMaster is null,
fixes #489
* **[Packaging]** Set the working dir to /var/spool/xrootd on CC7,
fixes #365
* **[Packaging]** On platforms where systemd is available, manage files in
/var/run with tmpfiles.d, fixes #485
+ **Miscellaneous**
* **[XrdPosix]** Add new minpages option to pss.cache to support large pages.
* **[XrdPosix]** Make XrdPosix.hh a public header; closes #479
* **[XrdApps]** Remove XrdClient dependency from xrdadler32.
* **[Server]** Add XrdCksAssist functions to help handle XRootD checksums.
* **[Server/Proxy]** Move disk sync operations out of IO::ioActive() call.
* **[Server/Proxy]** Change severity IO::initLocalStat() log message.
* **[XrdFileCache]** Ease development of decision plugins.
* **[XrdFileCache]** Use ref-counts on File objects.
-------------
Version 4.6.0
-------------
+ **New Features**
* **[XrdCms]** Add non-blocking sends to avoid slow links.
* **[XrdFileCache]** File caching proxy V2 (and new pss async interface).
+ **Major bug fixes**
* **[XrdCeph]** Account for return Ceph xattr return codes.
* **[XrdCeph]** Fixed initialization of Ceph clusters when stripers are not used.
* **[XrdCrypto]** Improved determination of X509 certificate type,
including proxy version
* **[XrdHttp]** Fix memory leak in Bridge protocol (affects HTTP).
* **[XrdSecgsi]** Several improvements in the way CRLs are checked and reloaded.
* **[XrdCl]** Protect against spurious wakeups in SyncResponseHandler.
* **[XrdCl]** On read-timeout, if the stream is broken, make sure the request and
its handler are not double deleted.
+ **Minor bug fixes**
* **[XrdCl]** Check if the file was correctly closed upon ZipArchiveReader destruction.
* **[Server]** Add limits for prepare requests.
* **[Server]** Delete buffers when the buffer manager is deleted. Fixes #414
* **[Server]** Do not double count overlapping spaces. Fixes #425
* **[XrdHttp]** Allow unauthenticated https clients.
* **[XrdHttp]** Make Xrdhttp secure by default (rejecting proxy cert in the absence
of a proper SecXtractor plugin)
+ **Miscellaneous**
* **[XrdSecgsi]** Re-activate xrdgsitest
* **[RPM]** Include xrdgsitest in xrootd-client-devel package.
* **[XrdFileCache]** Add example of filecache configuration.
-------------
Version 4.5.0
-------------
+ **New Features**
* **[XrdCms]** Allow specifying a different timeout for null cached entries; fixes #413
* **[XProtocol/XrdSec/Server/XrdCl]** Implement request signing.
* **[XrdCl]** Add ZIP extracting capability to xrdcp.
* **[XrdCl]** Include the release number in client Login request cgi.
* **[XrdCl]** Add support for spaces in file names for mv operation.
+ **Major bug fixes**
* **[XrdCrypto/Secgsi]** Fix XrdCryptosslMsgDigest::Init ; set 'sha256' as
default algorithm.
* **[XrdCl]** Use posix semaphores for fedora >= 22. Disable
omit-frame-ponter for gcc >= 4.9.3 if custom semaphores are used.
+ **Minor bug fixes**
* **[XrdSecsss]** Fix memory leak in sss protocol.
* **[XrdNet]** Allow hostnames to begin with a digit.
* **[XrdCl]** Fix segfault in case a user cannot be mapped to a home directory.
* **[XrdCl]** Make sure a socket is always associated with a proper poller
object (not null).
* **[XrdCl]** Fix deadlock in XrdCl::PollerBuiltIn during finalize.
* **[XrdCrypto]** Do not use md5 checksum on OSX platform.
+ **Miscellaneous**
* **[RPM]** Include xrdacctest in xrootd-server package.
* **[RPM]** Add conditional BuildRequires for ceph >= 11.
* **[RPM]** Use compat-openssl10-devel for fedora>=26.
* **[XrdCl]** Make sure the Log class can be used by any client plugin implementation.
-------------
Version 4.4.0
-------------
+ **New Features**
* **[Server]** Add new [no]rpipa option to xrd.network directive.
* **[Server]** Allow objectid's to be specified in the authorization file.
* **[Server]** Add new logging plugin interface.
* **[Server]** Fixes #345 - add sid to TOD structure (ABI compliant).
* **[Server]** Implement resource selection affinity (primarily for ssi).
* **[XrdCl]** Add Metalink support (xrdcp & API).
* **[XrdCl]** Enable metalink processing on default.
* **[XrdCl]** xrdcp: use cks.type cgi tag to select the checksum type.
* **[XrdCl]** Support local metalink files.
* **[XrdCl]** Add support for GLFN redirector of last resort.
* **[XrdCeph]** Implemented pools of ceph objects.
+ **Major bug fixes**
* **[Posix]** Remove double unlock of a mutex.
* **[Client]** Serialize security protocol manager to allow MT loads.
* **[Authentication/sss]** Fix dynamic id incompatability introduced in 4.0.
* **[XtdHttp]** Removed the deprecated cipher SSLv3, in favor of TLS1.2
* **[XrdCl]** Close file on open timeout.
* **[XrdCl]** Differentiate between a handshake and an xrootd request/response
while processing an incoming/outgoing message.
* **[XrdCl]** Fix dangling pointer issue that occurs while forking.
* **[XrdCl]** Ensure DefaultEnv is finalized after last use of the object.
+ **Minor bug fixes**
* **[Proxy]** Avoid SEGV when printing memory cache statistics.
* **[Server]** Avoid XrdNetIF static initialization issues.
* **[Server]** Honor DFS setting when forwarding operations.
* **[Server]** Make sure lockfile time is updated in deprecated runmodeold.
* **[Server]** Fixes #344 - squash path before checking for static redirect.
* **[Server]** Free Entity before replacing it from the cache (memleak).
* **[XrdCl]** xrdfs ls does not include opaque info in a listing.
* **[XrdCl]** Eliminate unnecessary write notifications.
* **[XrdCl]** Forward xrd.* parameters from the original to the redirection URL.
* **[XrdCl]** Do not preset CWD in batch mode.
* **[XrdCl]** Be complaint with file URI scheme.
* **[XrdCl]** Fix wrong query string used for opaquefile code.
* **[XrdCl]** Translate XRootD error code to errno before passing to strerror.
* **[XrdCeph]** Fixed thread safety of filedescriptors in the ceph plugin.
* **[XrdCeph]** Protected initialization of ioCtx object and striper objects
by mutex in the ceph plugin.
* **[XrdCeph]** Fixed memory corruption in asynchronous read from ceph.
* **[XrdXml]** Make sure c-string buffes are properly terminated.
* **[XtdHttp]** Don't trim printable characters.
+ **Miscellaneous**
* **[XrdCl]** Change the way handlers and messages are matched (use maps).
* **[Apps]** Add xrdacctest to the tools set to test access control databases.
* **[Packaging/RPM]** Set max open files limit to 65k for systemd services.
-------------
Version 4.3.0
-------------
+ **New Features**
* Add option to query network configuration via configured interfaces.
* **[Proxy]** Default event loops to 3 and allow it to be set via config.
* **[Server]** Let client inform redirector why it's retrying a lookup
using the triedrc CGI element.
* **[Server]** Add cms.cidtag directive to qualify the global cluster id
(solves dpm problem).
* **[Server]** Make it possible to effeciently query an external database
for file existence via the statlib plug-in (largely for DPM).`
* **[Server]** Allow declaring extra large I/O buffers (mostly for Ceph).
* **[Server]** Allow iovec based data responses (no ABI changes).
* **[Misc]** Add back trace capability to the tool set.
* **[Misc]** Add generalized XML parsing ability.
* **[Misc]** Add metalink parsing for future integration.
* **[XrdCl]** xrdcp add env var to disable recovery
* **[XrdCl]** Add support for multiple event loops.
+ **Major bug fixes**
* **[Server]** Correct IP address matching between IPv4 and IPv6. Fixes #300.
* **[Server]** Ruggedize cmsd thread synchronization during node deletion.
* **[Server]** Delete extraneous semaphore wait to avoid deadlock (#290).
* **[Server]** Return correct response to a delayed open.
* **[Server]** Fix build of kXR_wait message in case of delayed open.
* **[XrdCl]** Detect whether client is dual stacked based on outgoing
connection in addition to DNS registration.
* **[XrdCl]** Avoid EAGAIN loop. Fixes #303.
* **[XrdCl]** Append opaque info in case we retry at a data server after
being redirected.
* **[XrdCl]** Fix: FileStateHandler::OnOpen seqfaults when both write timeout
and OpenHandler timeout at the same time.
* **[XrdCl]** Avoid SEGV when server fails after it responds waitresp.
* **[XrdCl]** Continue processing remaining files after error occurrence.
* **[XrdCl]** Fix for dangling pointer problem in deep locate, fixes #324
* **[Misc]** Add possibility to specify disk usage parameters in .. G, T units
using XrdOuca2x::a2sz().
* **[Python]** Fix lock inversion in python bindings.
* **[Python]** Check if python interpreter is still initialized.
+ **Minor bug fixes**
* **[All]** Fix numerous issues with space reporting (spaceinfo, query space,
statvfs) such a double counting, scaling, and format issues.
* **[Proxy]** Do not use the ffs code path if nothing is writable. This avoids
initialization failure when the origin is a large WAN cluster.
* **[Server]** Be agnostc NTP defaults when rotating logs (fixes new RH7 defaults).
* **[Server]** Pass correct total data length in iovec to Send().
* **[Server]** Avoid redirection loop during error recovery in a uniform cluster.
* **[Server]** Make sure N2N gets configured for the cmsd when actually needed.
* **[Server]** Properly handle an inifit NPROC limit. Fixes #288.
* **[Server]** Make sure the cluster ID is always formatted the same way.
* **[Server]** Correctly compute timeout wait.
* **[Server/Logrotate]** Make sure rotating pattern is not expanded in an if statement, fixes #302
* **[Misc]** Include XrdXmlReader in the spec file.
* **[Misc]** Fix bug in access statistics print.
* **[Misc]** Allow conversion of decimal numbers in XrdOuca2x::a2sz()
* **[XrdCl]** xrdfs prepare has to be provided with a filename, fixes #309
* **[XrdCl]** Make sure recursive copy is disallowed only for checksum with user provided value, fixes #304
* **[XrdCl]** Use the same timeout value for all close operations in xrdcp with TPC enabled.
* **[XrdCeph]** Fixed race condition in multistream access to files fo CEPH
+ **Miscellaneous**
* **[Server]** Prevent cmsd reconnect storm when things get way slow.
* **[Server]** Changes to allow for Solaris compilation.
* **[Server]** Changes to allow for OSX compilation.
* **[Server]** Detect cyclic DNS host registration when processing '+' hosts.
* **[Server]** Display manager IP addresses during '+' host resolution.
* **[Util]** Avoid compiler warning about unsafe mktemp.
* **[App]** Do not report expected errors as errors.
* **[App]** Always show any unusual node status in the display.
* **[Client/Python]** Add MANIFEST.in for python bindings.
* **[XrdFileCache]** Implement blacklisting in a FileCache decision plugin.
* **[XrdFileCache]** Make sure requested offset is reasonable.
* **[XrdFileCache]** Return -1 and set errno when bad offset is passed in.
* **[XrdFileCache]** Only generate error for negative offsets, as per posix.
* **[XrdFileCache]** Add startup protection for ReadV, too. It was already there for Read.
* **[XrdFileCache]** Fix bug in cache scanning; simplify deletion loop.
* **[XrdFileCache]** Use bytes to calculate how many files to purge, not blocks;
subtract actual size of the file, not the length of it returned by stat.
* **[XrdFileCache]** In cache purge, use stat.mtime of cinfo file if last access time can not
be determined from contents of cinfo file.
* **[XrdFileCache]** Fix argument type from int to long long (was n_blocks, is size_in_bytes now).
* **[XrdCl/XrdSys]** Use custom semaphores only for glibc<2.21.
* **[XrdCl]** Remove libevent-based poller implementaion.
* **[XrdCl]** Report reason for reselection via triedrc CGI element.
* **[XrdClient]** Changes to allow for Fedora rawhide C++11 compilation.
* **[XrdCeph]** Fixed XrdCeph compilation for C++11 enabled compilers
* **[XrdCeph/CMake]** Fix for undefined symbols (link XrdUtils).
-------------
Version 4.2.3
-------------
+ **Major bug fixes**
* **[Server]** Avoid SEGV if cmsd login fails very early.
* **[Server]** Avoid SEGV when an excessively long readv vector is presented.
* **[Server]** Rationalize non-specfic locate requests.
* **[XrdCl]** Process waitresp synchronously via Ignore return to avoid SEGV.
* **[XrdCl]** Avoid memory leak when a handler returns Ignore for a taken message.
* **[XrdCl]** Fix "tried" logic by forwarding the errNo
-------------
Version 4.2.2
-------------
+ **Major bug fixes**
* **[Proxy]** Protect forwarding proxy server from slow connections. This should
fix most, if not all, SEGV's that the server encountered under heavy load.
* **[Server]** Fixes #248 Prevent infinite loop when shift arg is negative.
* **[Server]** Complain when passed I/O length is negative.
* **[Server]** Avoid execution stall during node logout when the thread limit
has been reached.
* **[Server]** Make sure to capture return code for stat() to prevent random
results.
* **[XrdCl]** Make sure to get filestate lock during timeout processing to
avoid MT intereference and possible random results.
* **[XrdClient]** Restore commented out abort() when an attemp is made to index a
vector outside of its current bounds (avoids random results).
* **[Server/Proxy]** Delay deleting a file object if the close was not successful.
This avoids deleting objects that may have pending activity resulting in an
eventual SEGV. This is a bypass fix to another problem.
+ **Minor bug fixes**
* **[Server]** Fixes #234 Properly register all components in a mkpath request.
* Correctly handle copying into a non-existent directory when automatic
path creation is enabled.
* **[XrdCl]** xrdfs correctly handles quotations (fixes the problem with ALICE token)
+ **Miscellaneous**
* Fixes #245 Provide compatability when cmake version is > 3.0.
* Use atomics to manipulate unlocked variable pollNum.
* Bugfix: release lock when a file is closed before the prefetch thread is started.
Observed with xrdcp ran without -f option and an existing local file. Fixes #239.
* Protect from reads exceeding file size. Fixes #249.
* Release Stream lock before invoking callbacks. Fixes #216
* TPC: Fix deadlock in case of error in the TPC authentication
* Increase max size of write to disk queues.
* Fix bug in endswith. Fixes #260
* XrdCeph : fixed problem with files bigger than 2GB for synchronous writes
* **[XrdCl]** Change message loglevel from Error to Debug. Fixes #246.
* **[XrdCl]** Fix race condition in PostMaster initialization
* **[XrdCl]** Provide atomicity for PostMaster value using built-in functions
* **[XrdFileCache]** fixed deadlock on immediate file close (e.g. xrdcp to non-writable output)
* **[XrdFileCache]** fixed errors on some posix operations using virtual mount
-------------
Version 4.2.1
-------------
+ **Miscellaneous**
* **[Client/Cl]** Make sure kXR_mkpath is set for classic copy jobs when the
destination is xrootd (backward compatability fix).
-------------
Version 4.2.0
-------------
+ **New Features**
* **[Client/Python]** Integrate xrootd-python into the main package.
* **[Server]** Include a Ceph OSS plug-ing.
* **[Server]** Implement throttling.
* **[Server]** Detect redirect loops using "tried" token.
* **[Server]** Implement the "cid" option for config query to display the
unique cluster ID.
* **[Server]** Allow suspending and enabling remote debugging without a
restart.
* **[Server]** Implement black/whitelist with optional redirection.
* **[Server/Proxy]** Add the xrdpfc_print tool to print the caching
proxy metadata.
* **[Server/PlugIns]** Provide a mechanism to pass command line arguments
to plug-ins.
* **[Server/PlugIns]** Provide access to the native and the active extended
attribute implementation.
+ **Major bug fixes**
* **[All]** Fix various memory access issues.
* **[Server]** Fix various IPv4/IPv6 compatibility issues.
* **[Server]** Avoid disabling of frm notifications due to plug-in
initialization issues.
* **[Server/Proxy]** Avoid holding a global lock when opening/closing files
to solve timeout issues.
* **[Security/GSI]** Fix reloading of CA and CRLs.
+ **Minor bug fixrs**
* **[Server/HTTP]** Fix issues related to invalid chunk sizes.
* **[Server/Proxy]** Various logic and permission processing fixes.
+ **Miscellaneous**
* **[Client/Cl]** Make the compiler issue warnings when the return codes
from the File and FileSystem methods are unchecked. (issue #188)
* **[RPM]** Disable building of the compat package by default.
* **[Server/Proxy]** Avoid serializing stat() via the proxy to improve
performance.
* **[Tests]** Factor out the common testing code from the client tests so
that it can be re-used.
-------------
Version 4.1.2
-------------
+ **Major bug fixes**
* **[Utils]** Don't confuse -I and --tpc while parsing commandline parameters
for xrdcp. (issue #213)