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- <a name="WHATSNEW">3. What's New in this Release</a>
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- <p>
- <span class="APPLICATION">Privoxy 3.0.17</span> is a stable release.
- The changes since 3.0.16 stable are:
- </p>
- <p>
- </p>
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+ <div class="SECT1">
+ <h1 class="SECT1"><a name="WHATSNEW" id="WHATSNEW">3. What's New in this Release</a></h1>
+ <p><span class="APPLICATION">Privoxy 3.0.27</span> stable scales better in multi-user environments and brings a
+ couple of tuning directives. <span class="APPLICATION">Privoxy 3.0.28</span> stable fixes two regressions
+ introduced in 3.0.27.</p>
+ <p>Changes in <span class="APPLICATION">Privoxy 3.0.28</span> stable:</p>
+ <ul>
+ <li>
+ <p>Bug fixes for regressions in 3.0.27:</p>
+ <ul>
+ <li>
+ <p>Fixed misplaced parentheses. Reported by David Binderman.</p>
+ </li>
+ <li>
+ <p>Changed two regression tests to depend on config directive enable-remote-toggle instead of
+ FEATURE_TOGGLE.</p>
+ </li>
+ </ul>
+ </li>
+ </ul>
+ <p>Changes in <span class="APPLICATION">Privoxy 3.0.27</span> stable:</p>
+ <ul>
+ <li>
+ <p>General improvements:</p>
+ <ul>
+ <li>
+ <p>Add a receive-buffer-size directive which can be used to set the size of the previously statically
+ allocated buffer in handle_established_connection(). Increasing the buffer size increases Privoxy's memory
+ usage but can lower the number of context switches and thereby reduce the CPU usage and potentially
+ increase the throughput. This is mostly relevant for fast network connections and large downloads that
+ don't require filtering. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Add a listen-backlog directive which specifies the backlog value passed to listen(). Sponsored by:
+ Robert Klemme</p>
+ </li>
+ <li>
+ <p>Add an enable-accept-filter directive which allows to toggle accept filter support at run time when
+ compiled with FEATURE_ACCEPT_FILTER support. It makes testing more convenient and now that it's optional we
+ can emit an error message if enabling the accept filter fails. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Add a delay-response{} action. This is useful to tar pit JavaScript requests that are endlessly retried
+ in case of blocks. It can also be used to simulate a slow Internet connection. Sponsored by: Robert
+ Klemme</p>
+ </li>
+ <li>
+ <p>Add a 'trusted-cgi-referrer' directive. It allows to configure another page or site that can be used to
+ reach sensitive CGI resources. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Add a --fuzz mode which exposes Privoxy internals to input from files or stdout. Mainly tested with
+ American Fuzzy Lop. For details see: https://www.fabiankeil.de/talks/fuzzing-on-freebsd/ This work was
+ partially funded with donations and done as part of the Privoxy month in 2015.</p>
+ </li>
+ <li>
+ <p>Consistently use the U(ngreedy) flag in the 'img-reorder' filter.</p>
+ </li>
+ <li>
+ <p>listen_loop(): Reuse a single thread attribute object The object doesn't change and creating a new one
+ for every thread is a waste of (CPU) time. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Free csp resources in the thread that belongs to the csp instead of the main thread which has enough on
+ its plate already. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Improve 'socket timeout reached' message. Log the timeout that was triggered and downgrade the log level
+ to LOG_LEVEL_CONNECT to reduce the log noise with common debug settings. The timeout isn't necessary the
+ result of an error and usually merely indicates that Privoxy's socket timeout is lower than the relevant
+ timeouts used by client and server. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Explicitly taint the server socket in case of CONNECT requests. This doesn't fix any known problems, but
+ makes some log messages less confusing.</p>
+ </li>
+ <li>
+ <p>Let write_pid_file() terminate if the pid file can't be opened. Logging the issue at info level is
+ unlikely to help.</p>
+ </li>
+ <li>
+ <p>log_error(): Reduce the mutex-protected area by not using a heap-allocated buffer that is shared between
+ all threads. This increases performance and reduces the latency with verbose debug settings and multiple
+ concurrent connections. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Let zalloc() use calloc() if it's available. In some situations using calloc() can be faster than
+ malloc() + memset() and it should never be slower. In the real world the impact of this change is not
+ expected to be noticeable. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Never use select() when poll() is available. On most platforms select() is limited by FD_SETSIZE while
+ poll() is not. This was a scaling issue for multi-user setups. Using poll() has no downside other than the
+ usual risk that code modifications may introduce new bugs that have yet to be found and fixed. At least in
+ theory this commit could also reduce the latency when there are lots of connections and select() would use
+ "bit fields in arrays of integers" to store file descriptors. Another side effect is that Privoxy no longer
+ has to stop monitoring the client sockets when pipelined requests are waiting but can't be read yet. This
+ code keeps the select()-based code behind ifdefs for now but hopefully it can be removed soonish to make
+ the code more readable. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Add a 'reproducible-tarball-dist' target. It's currently separate from the "tarball-dist" target because
+ it requires a tar implementation with mtree spec support. It's far from being perfect and does not enforce
+ a reproducible mode, but it's better than nothing.</p>
+ </li>
+ <li>
+ <p>Use arc4random() if it's available. While Privoxy doesn't need high quality pseudo-random numbers
+ there's no reason not to use them when we can and this silences a warning emitted by code checkers that
+ can't tell whether or not the quality matters.</p>
+ </li>
+ <li>
+ <p>Show the FEATURE_EXTERNAL_FILTERS status on the status page. Better late than never. Previously a couple
+ of tests weren't executed as Privoxy-Regression-Test couldn't detect that the FEATURE_EXTERNAL_FILTERS
+ dependency was satisfied.</p>
+ </li>
+ <li>
+ <p>Ditch FEATURE_IMAGE_DETECT_MSIE. It's an obsolete workaround we inherited from Junkbuster and was
+ already disabled by default. Users that feel the urge to work around issues with image requests coming from
+ an Internet Explorer version from more than 15 years ago can still do this using tags.</p>
+ </li>
+ <li>
+ <p>Consistently use strdup_or_die() instead of strdup() in cases where allocation failures aren't expected.
+ Using strdup_or_die() allows to remove a couple of explicit error checks which slightly reduces the size of
+ the binary.</p>
+ </li>
+ <li>
+ <p>Insert a refresh tag into the /client-tags CGI page when serving it while a client-specific tag is
+ temporarily enabled. This makes it less likely that the user ends up looking at tag state that is out of
+ date.</p>
+ </li>
+ <li>
+ <p>Use absolute URLs in the client-tag forms. It's more consistent with the rest of the CGI page URLs and
+ makes it more convenient to copy the forms to external pages.</p>
+ </li>
+ <li>
+ <p>cgi_error_disabled(): Use status code 403 and an appropriate response line</p>
+ </li>
+ <li>
+ <p>Use a dedicated CGI handler to deal with tag-toggle requests As a result the /client-tags page is now
+ safe to reach without trusted Referer header which makes bookmarking or linking to it more convenient.
+ Finally, refreshing the /client-tags page to show the current state can no longer unintentionally repeat
+ the previous toggle request.</p>
+ </li>
+ <li>
+ <p>Don't add a "Connection" header for CONNECT requests. Explicitly sending "Connection: close" is not
+ necessary and apparently it causes problems with some forwarding proxies that will close the connection
+ prematurely. Reported by Marc Thomas.</p>
+ </li>
+ <li>
+ <p>Fix compiler warnings.</p>
+ </li>
+ </ul>
+ </li>
+ <li>
+ <p>Bug fixes:</p>
+ <ul>
+ <li>
+ <p>rfc2553_connect_to(): Properly detect and log when poll() reached the time out. Previously this was
+ logged as: Could not connect to [...]: No error: 0. which isn't very helpful. Sponsored by: Robert
+ Klemme</p>
+ </li>
+ <li>
+ <p>add_tag_for_client(): Set time_to_live properly. Previously the time_to_live was always set for the
+ first tag. Attempts to temporarily enable a tag would result in enabling it permanently unless no tag was
+ enabled already.</p>
+ </li>
+ <li>
+ <p>Revert r1.165 which didn't perform as advertised. While the idea was to use "https:// when creating
+ links for the user manual on the website", the actual effect was to use "https://" when Privoxy was
+ supposed to serve the user manual itself. Reported by Yossi Zahn on Privoxy-devel@.</p>
+ </li>
+ <li>
+ <p>socks5_connect(): Fail in case of unsupported address types. Previously they would not be detected right
+ away and Privoxy would fail later on with an error message that didn't make it obvious that the problem was
+ socks-related. So far, no such problems have actually been reported.</p>
+ </li>
+ <li>
+ <p>socks5_connect(): Properly deal with socks replies that contain IPv6 addresses. Previously parts of the
+ reply were left unread and later on treated as invalid HTTP response data. Fixes #904 reported by Danny
+ Goossen who also provided the initial version of this patch.</p>
+ </li>
+ </ul>
+ </li>
+ <li>
+ <p>Action file improvements:</p>
+ <ul>
+ <li>
+ <p>Unblock 'msdn.microsoft.com/'. It (presumably) isn't used to serve the kind of ads Privoxy should block
+ by default but happens to serve lots of pages with URLs that are likely to result in false positives.
+ Reported by bugreporter1694 in AF#939.</p>
+ </li>
+ <li>
+ <p>Disable gif deanimation for requests tagged with CSS-REQUEST. The action will ignore content that isn't
+ considered text anyway and explicitly disabling it makes this more obvious if "action" debugging (debug
+ 65536) is enabled while "gif deanimation" debugging (debug 256) isn't.</p>
+ </li>
+ <li>
+ <p>Explicitly disable HTML filters for requests with CSS-REQUEST tag. The filters are unlikely to break CSS
+ files but executing them without (intentionally) getting any hits is a waste of cpu time and makes the log
+ more noisy when running with "debug 64".</p>
+ </li>
+ <li>
+ <p>Unblock 'adventofcode.com/'. Reported by Clint Adams in Debian bug #848211. Fixes Roland's AF#937.</p>
+ </li>
+ <li>
+ <p>Unblock 'adlibris.com'. Reported by Wyrex in #935</p>
+ </li>
+ <li>
+ <p>Unblock .golang.org/</p>
+ </li>
+ <li>
+ <p>Add fast-redirects exception for '.youtube.com/.*origin=http'</p>
+ </li>
+ </ul>
+ </li>
+ <li>
+ <p>Privoxy-Log-Parser:</p>
+ <ul>
+ <li>
+ <p>Don't gather host and resource statistics if they aren't requested. While the performance impact seems
+ negligible this significantly reduces the memory usage if there are lots of requests.</p>
+ </li>
+ <li>
+ <p>Bump version as the behaviour (slightly) changed.</p>
+ </li>
+ <li>
+ <p>Count connection failures as well in statistics mode. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Count connection timeouts as well in statistics mode. Sponsored by: Robert Klemme</p>
+ </li>
+ <li>
+ <p>Fix an 'uninitialized value' warning when generating statistics for a log file without response headers.
+ While privoxy-log-parser was supposed to detect this already, the check was flawed and the message the user
+ didn't see was somewhat confusing anyway. Now the message is less confusing, more helpful and actually
+ printed. Reported by: Robert Klemme</p>
+ </li>
+ </ul>
+ </li>
+ <li>
+ <p>Documentation improvements:</p>
+ <ul>
+ <li>
+ <p>Refer to the git sources instead of CVS.</p>
+ </li>
+ <li>
+ <p>Use GNU/Linux when referring to the OS instead of the kernel.</p>
+ </li>
+ <li>
+ <p>Add FAQ entry for what to do if editing the config file is access denied.</p>
+ </li>
+ <li>
+ <p>Add brief HTTP/2 FAQ.</p>
+ </li>
+ <li>
+ <p>Add a small fuzzing section to the developer documentation.</p>
+ </li>
+ <li>
+ <p>Add a client-header-tagger{client-ip-address} example.</p>
+ </li>
+ <li>
+ <p>Stop suggesting that Privoxy is an anonymizing proxy. The term could lead to Privoxy users
+ overestimating what it can do on its own (without Tor).</p>
+ </li>
+ <li>
+ <p>Make it more obvious that SPI accepts Paypal, too. Currently most donations are made through the Paypal
+ account managed by Zwiebelfreunde e.V. and a more even distribution would be useful.</p>
+ </li>
+ <li>
+ <p>Suggest to log applying actions as well when reproducing problems.</p>
+ </li>
+ <li>
+ <p>Explicitly mention that Privoxy binaries are built by individuals on their own systems. Buyer
+ beware!</p>
+ </li>
+ <li>
+ <p>Mention the release feed on the homepage.</p>
+ </li>
+ <li>
+ <p>Remove a mysterious comment with a GNU FDL link as it isn't useful and could confuse license scanners.
+ In May 2002 it was briefly claimed that "this document" was covered by the GNU FDL. The commit message
+ (r1.5) doesn't explain the motivation or whether all copyright holders were actually asked and agreed to
+ the declared license change. It's thus hard to tell whether or not the license change was legit, but
+ luckily two days later the "doc license" was "put" "back to GPL" anyway (r1.6). At the same time the
+ offending comment with a link to the FDL (not the GPL) was added for no obvious reason. Now it's gone
+ again.</p>
+ </li>
+ </ul>
+ </li>
+ <li>
+ <p>Regression tests:</p>
+ <ul>
+ <li>
+ <p>Bump for-privoxy-version to 3.0.27 as we now rely on untrusted CGI request being rejected with status
+ code 403 (instead of 200).</p>
+ </li>
+ <li>
+ <p>Update test for /send-stylesheet and add another one</p>
+ </li>
+ </ul>
+ </li>
+ <li>
+ <p>Templates:</p>
+ <ul>
+ <li>
+ <p>Consistently use https:// when linking to the Privoxy website.</p>
+ </li>
+ <li>
+ <p>Remove SourceForge references in Copyright header.</p>
+ </li>
+ <li>
+ <p>Remove a couple of SourceForge references in a comment. While at it, fix the grammar.</p>
+ </li>
+ <li>
+ <p>Move the site-specific documentation block before the generic one. While most Privoxy installations
+ don't have a site-specific documentation block, in cases were it exists it's likely to be more relevant
+ than the generic one. Showing it first makes it less likely that users stop reading before they reach it,
+ especially on pages that don't fit on the screen.</p>
+ </li>
+ </ul>
+ </li>
+ <li>
+ <p>Build system improvements:</p>
+ <ul>
+ <li>
+ <p>Prefer openjade to jade. On some systems Jade produces HTML with unescaped ampersands in URLs.</p>
+ </li>
+ <li>
+ <p>Prefer OpenSP to SP to be consistent.</p>
+ </li>
+ <li>
+ <p>Have Docbook generated HTML files be straight ASCII. Dealing with a mixture of ISO-8859 and UTF-8 files
+ is problematic.</p>
+ </li>
+ <li>
+ <p>Echo the filename to stderr for 'make dok-tidy'. Make it a bit easier to find errors in docbook
+ generated HTML.</p>
+ </li>
+ <li>
+ <p>Warn when still using select().</p>
+ </li>
+ <li>
+ <p>Warn when compiling without calloc().</p>
+ </li>
+ <li>
+ <p>Make it more obvious that the --with-fdsetsize configure switch is pointless if poll() is available.</p>
+ </li>
+ <li>
+ <p>Remove support for AmigaOS.</p>
+ </li>
+ <li>
+ <p>Update windows build system to use supported software. The cygwin gcc -mno-cygwin option is no longer
+ supported, so convert the windows build system to use the cygwin cross-compiler to build "native" code.</p>
+ </li>
+ <li>
+ <p>Add --enable-static-linking option for configure does the same thing as LDFLAGS=-static; ./configure but
+ nicer than mixing evars and configure options.</p>
+ </li>
+ </ul>
+ </li>
+ </ul>
+ <div class="SECT2">
+ <h2 class="SECT2"><a name="UPGRADERSNOTE" id="UPGRADERSNOTE">3.1. Note to Upgraders</a></h2>
+ <p>A quick list of things to be aware of before upgrading from earlier versions of <span class=
+ "APPLICATION">Privoxy</span>:</p>
<ul>
<li>
- <p>
- Fixed last-chunk-detection for responses where the content was
- small enough to be read with the body, causing Privoxy to wait
- for the end of the content until the server closed the connection
- or the request timed out. Reported by "Karsten" in #3028326.
- </p>
- </li>
- <li>
- <p>
- Responses with status code 204 weren't properly detected as
- body-less like RFC2616 mandates. Like the previous bug, this
- caused Privoxy to wait for the end of the content until the
- server closed the connection or the request timed out. Fixes
- #3022042 and #3025553, reported by a user with no visible name.
- Most likely also fixes a bunch of other AJAX-related problem
- reports that got closed in the past due to insufficient
- information and lack of feedback.
- </p>
- </li>
- <li>
- <p>
- Fixed an ACL bug that made it impossible to build a blacklist.
- Usually the ACL directives are used in a whitelist, which worked
- as expected, but blacklisting is still useful for public proxies
- where one only needs to deny known abusers access.
- </p>
- </li>
- <li>
- <p>
- Added LOG_LEVEL_RECEIVED to log the not-yet-parsed data read from
- the network. This should make debugging various parsing issues a
- lot easier.
- </p>
- </li>
- <li>
- <p>
- The IPv6 code is enabled by default on Windows versions that
- support it. Patch submitted by oCameLo in #2942729.
- </p>
- </li>
- <li>
- <p>
- In mingw32 versions, the user.filter file is reachable through
- the GUI, just like default.filter is. Feature request 3040263.
- </p>
- </li>
- <li>
- <p>
- Added the configure option --enable-large-file-support to set a
- few defines that are required by platforms like GNU/Linux to
- support files larger then 2GB. Mainly interesting for users
- without proper logfile management.
- </p>
- </li>
- <li>
- <p>
- Logging with "debug 16" no longer stops at the first nul byte
- which is pretty useless. Non-printable characters are replaced
- with their hex value so the result can't span multiple lines
- making parsing them harder then necessary.
- </p>
- </li>
- <li>
- <p>
- Privoxy logs when reading an action, filter or trust file.
- </p>
- </li>
- <li>
- <p>
- Fixed incorrect regression test markup which caused a test in
- 3.0.16 to fail while Privoxy itself was working correctly. While
- Privoxy accepts hide-referer, too, the action name is actually
- hide-referrer which is also the name used one the final results
- page, where the test expected the alias.
- </p>
- </li>
- <li>
- <p>
- CGI interface improvements:
- </p>
- <ul>
- <li>
- <p>
- In finish_http_response(), continue to add the 'Connection:
- close' header if the client connection will not be kept
- alive. Anonymously pointed out in #2987454.
- </p>
- </li>
- <li>
- <p>
- Apostrophes in block messages no longer cause parse errors
- when the blocked page is viewed with JavaScript enabled.
- Reported by dg1727 in #3062296.
- </p>
- </li>
- <li>
- <p>
- Fix a bunch of anchors that used underscores instead of
- dashes.
- </p>
- </li>
- <li>
- <p>
- Allow to keep the client connection alive after crunching the
- previous request. Already opened server connections can be
- kept alive, too.
- </p>
- </li>
- <li>
- <p>
- In cgi_show_url_info(), don't forget to prefix URLs that only
- contain http:// or https:// in the path. Fixes #2975765
- reported by Adam Piggott.
- </p>
- </li>
- <li>
- <p>
- Show the 404 CGI page if cgi_send_user_manual() is called
- while local user manual delivery is disabled.
- </p>
- </li>
- </ul>
- </li>
- <li>
- <p>
- Action file improvements:
- </p>
- <ul>
- <li>
- <p>
- Enable user.filter by default. Suggested by David White in
- #3001830.
- </p>
- </li>
- <li>
- <p>
- Block .sitestat.com/. Reported by johnd16 in #3002725.
- </p>
- </li>
- <li>
- <p>
- Block .atemda.com/. Reported by johnd16 in #3002723.
- </p>
- </li>
- <li>
- <p>
- Block js.adlink.net/. Reported by johnd16 in #3002720.
- </p>
- </li>
- <li>
- <p>
- Block .analytics.yahoo.com/. Reported by johnd16 in #3002713.
- </p>
- </li>
- <li>
- <p>
- Block sb.scorecardresearch.com, too. Reported by dg1727 in
- #2992652.
- </p>
- </li>
- <li>
- <p>
- Fix problems noticed on Yahoo mail and news pages.
- </p>
- </li>
- <li>
- <p>
- Remove the too broad yahoo section, only keeping the
- fast-redirects exception as discussed on ijbswa-devel@.
- </p>
- </li>
- <li>
- <p>
- Don't block adesklets.sourceforge.net. Reported in #2974204.
- </p>
- </li>
- <li>
- <p>
- Block chartbeat ping tracking. Reported in #2975895.
- </p>
- </li>
- <li>
- <p>
- Tag CSS and image requests with cautious and medium settings,
- too.
- </p>
- </li>
- <li>
- <p>
- Don't handle view.atdmt.com as image. It's used for
- click-throughs so users should be able to "go there anyway".
- Reported by Adam Piggott in #2975927.
- </p>
- </li>
- <li>
- <p>
- Also let the refresh-tags filter remove invalid refresh tags
- where the 'url=' part is missing. Anonymously reported in
- #2986382. While at it, update the description to mention the
- fact that only refresh tags with refresh times above 9
- seconds are covered.
- </p>
- </li>
- <li>
- <p>
- javascript needs to be blocked with +handle-as-empty-document
- to work around Firefox bug 492459. So move .js blockers from
- +block{Might be a web-bug.} -handle-as-empty-document to
- +block{Might be a web-bug.} +handle-as-empty-document.
- </p>
- </li>
- <li>
- <p>
- ijbswa-Feature Requests-3006719 - Block 160x578 Banners.
- </p>
- </li>
- <li>
- <p>
- Block another omniture tracking domain.
- </p>
- </li>
- <li>
- <p>
- Added a range-requests tagger.
- </p>
- </li>
- <li>
- <p>
- Added two sections to get Flickr's Ajax interface working
- with default pre-settings. If you change the configuration to
- block cookies by default, you'll need additional exceptions.
- Reported by Mathias Homann in #3101419 and by Patrick on
- ijbswa-users@.
- </p>
- </li>
- </ul>
+ <p>The recommended way to upgrade <span class="APPLICATION">Privoxy</span> is to backup your old
+ configuration files, install the new ones, verify that <span class="APPLICATION">Privoxy</span> is working
+ correctly and finally merge back your changes using <span class="APPLICATION">diff</span> and maybe
+ <span class="APPLICATION">patch</span>.</p>
+ <p>There are a number of new features in each <span class="APPLICATION">Privoxy</span> release and most of
+ them have to be explicitly enabled in the configuration files. Old configuration files obviously don't do
+ that and due to syntax changes using old configuration files with a new <span class=
+ "APPLICATION">Privoxy</span> isn't always possible anyway.</p>
</li>
<li>
- <p>
- Documentation improvements:
- </p>
- <ul>
- <li>
- <p>
- Explicitly mention how to match all URLs.
- </p>
- </li>
- <li>
- <p>
- Consistently recommend socks5 in the Tor FAQ entry and
- mention its advantage compared to socks4a. Reported by David
- in #2960129.
- </p>
- </li>
- <li>
- <p>
- Slightly improve the explanation of why filtering may appear
- slower than it is.
- </p>
- </li>
- <li>
- <p>
- Grammar fixes for the ACL section.
- </p>
- </li>
- <li>
- <p>
- Fixed a link to the 'intercepting' entry and add another one.
- </p>
- </li>
- <li>
- <p>
- Rename the 'Other' section to 'Mailing Lists' and reword it
- to make it clear that nobody is forced to use the trackers
- </p>
- </li>
- <li>
- <p>
- Note that 'anonymously' posting on the trackers may not
- always be possible.
- </p>
- </li>
- <li>
- <p>
- Suggest to enable debug 32768 when suspecting parsing
- problems.
- </p>
- </li>
- </ul>
+ <p>Note that some installers remove earlier versions completely, including configuration files, therefore you
+ should really save any important configuration files!</p>
</li>
<li>
- <p>
- Privoxy-Log-Parser improvements:
- </p>
- <ul>
- <li>
- <p>
- Gather statistics for ressources, methods, and HTTP versions
- used by the client.
- </p>
- </li>
- <li>
- <p>
- Also gather statistics for blocked and redirected requests.
- </p>
- </li>
- <li>
- <p>
- Provide the percentage of keep-alive offers the client
- accepted.
- </p>
- </li>
- <li>
- <p>
- Add a --url-statistics-threshold option.
- </p>
- </li>
- <li>
- <p>
- Add a --host-statistics-threshold option to also gather
- statistics about how many request where made per host.
- </p>
- </li>
- <li>
- <p>
- Fix a bug in handle_loglevel_header() where a 'scan: ' got
- lost.
- </p>
- </li>
- <li>
- <p>
- Add a --shorten-thread-ids option to replace the thread id
- with a decimal number.
- </p>
- </li>
- <li>
- <p>
- Accept and ignore: Looks like we got the last chunk together
- with the server headers. We better stop reading.
- </p>
- </li>
- <li>
- <p>
- Accept and ignore: Continue hack in da house.
- </p>
- </li>
- <li>
- <p>
- Accept and higlight: Rejecting connection from 10.0.0.2.
- Maximum number of connections reached.
- </p>
- </li>
- <li>
- <p>
- Accept and highlight: Loading actions file:
- /usr/local/etc/privoxy/default.action
- </p>
- </li>
- <li>
- <p>
- Accept and highlight: Loading filter file:
- /usr/local/etc/privoxy/default.filter
- </p>
- </li>
- <li>
- <p>
- Accept and highlight: Killed all-caps Host header line: HOST:
- bestproxydb.com
- </p>
- </li>
- <li>
- <p>
- Accept and highlight: Reducing expected bytes to 0. Marking
- the server socket tainted after throwing 4 bytes away.
- </p>
- </li>
- <li>
- <p>
- Accept: Merged multiple header lines to: 'X-FORWARDED-PROTO:
- http X-HOST: 127.0.0.1'
- </p>
- </li>
- </ul>
+ <p>On the other hand, other installers don't overwrite existing configuration files, thinking you will want
+ to do that yourself.</p>
</li>
<li>
- <p>
- Code cleanups:
- </p>
- <ul>
- <li>
- <p>
- Remove the next member from the client_state struct. Only the
- main thread needs access to all client states so give it its
- own struct.
- </p>
- </li>
- <li>
- <p>
- Garbage-collect request_contains_null_bytes().
- </p>
- </li>
- <li>
- <p>
- Ditch redundant code in unload_configfile().
- </p>
- </li>
- <li>
- <p>
- Ditch LogGetURLUnderCursor() which doesn't seem to be used
- anywhere.
- </p>
- </li>
- <li>
- <p>
- In write_socket(), remove the write-only variable write_len
- in an ifdef __OS2__ block. Spotted by cppcheck.
- </p>
- </li>
- <li>
- <p>
- In connect_to(), don't declare the variable 'flags' on OS/2
- where it isn't used. Spotted by cppcheck.
- </p>
- </li>
- <li>
- <p>
- Limit the scope of various variables. Spotted by cppcheck.
- </p>
- </li>
- <li>
- <p>
- In add_to_iob(), turn an interestingly looking for loop into
- a boring while loop.
- </p>
- </li>
- <li>
- <p>
- Code cleanup in preparation for external filters.
- </p>
- </li>
- <li>
- <p>
- In listen_loop(), mention the socket on which we accepted the
- connection, not just the source IP address.
- </p>
- </li>
- <li>
- <p>
- In write_socket(), also log the socket we're writing to.
- </p>
- </li>
- <li>
- <p>
- In log_error(), assert that escaped characters get logged
- completely or not at all.
- </p>
- </li>
- <li>
- <p>
- In log_error(), assert that ival and sval have reasonable
- values. There's no reason not to abort() if they don't.
- </p>
- </li>
- <li>
- <p>
- Remove an incorrect cgi_error_unknown() call in a
- cannot-happen-situation in send_crunch_response().
- </p>
- </li>
- <li>
- <p>
- Clean up white-space in http_response definition and move the
- crunch_reason to the beginning.
- </p>
- </li>
- <li>
- <p>
- Turn http_response.reason into an enum and rename it to
- http_response.crunch_reason.
- </p>
- </li>
- <li>
- <p>
- Silence a 'gcc (Debian 4.3.2-1.1) 4.3.2' warning on i686
- GNU/Linux.
- </p>
- </li>
- <li>
- <p>
- Fix white-space in a log message in
- remove_chunked_transfer_coding(). While at it, add a note
- that the message doesn't seem to be entirely correct and
- should be improved later on.
- </p>
- </li>
- </ul>
+ <p>In the default configuration only fatal errors are logged now. You can change that in the <a href=
+ "config.html#DEBUG">debug section</a> of the configuration file. You may also want to enable more verbose
+ logging until you verified that the new <span class="APPLICATION">Privoxy</span> version is working as
+ expected.</p>
</li>
<li>
- <p>
- GNUmakefile improvements:
- </p>
- <ul>
- <li>
- <p>
- Use $(SSH) instead of ssh, so one only needs to specify a
- username once.
- </p>
- </li>
- <li>
- <p>
- Removed references to the action feedback thingy that hasn't
- been working for years.
- </p>
- </li>
- <li>
- <p>
- Consistently use shell.sourceforge.net instead of
- shell.sf.net so one doesn't need to check server fingerprints
- twice.
- </p>
- </li>
- <li>
- <p>
- Removed GNUisms in the webserver and webactions targets so
- they work with standard tar.
- </p>
- </li>
- </ul>
+ <p>Three other config file settings are now off by default: <a href=
+ "config.html#ENABLE-REMOTE-TOGGLE">enable-remote-toggle</a>, <a href=
+ "config.html#ENABLE-REMOTE-HTTP-TOGGLE">enable-remote-http-toggle</a>, and <a href=
+ "config.html#ENABLE-EDIT-ACTIONS">enable-edit-actions</a>. If you use or want these, you will need to
+ explicitly enable them, and be aware of the security issues involved.</p>
</li>
</ul>
-
- <div class="SECT2">
- <h2 class="SECT2">
- <a name="UPGRADERSNOTE">3.1. Note to Upgraders</a>
- </h2>
- <p>
- A quick list of things to be aware of before upgrading from earlier
- versions of <span class="APPLICATION">Privoxy</span>:
- </p>
- <p>
- </p>
- <ul>
- <li>
- <p>
- The recommended way to upgrade <span class=
- "APPLICATION">Privoxy</span> is to backup your old
- configuration files, install the new ones, verify that <span
- class="APPLICATION">Privoxy</span> is working correctly and
- finally merge back your changes using <span class=
- "APPLICATION">diff</span> and maybe <span class=
- "APPLICATION">patch</span>.
- </p>
- <p>
- There are a number of new features in each <span class=
- "APPLICATION">Privoxy</span> release and most of them have to
- be explicitly enabled in the configuration files. Old
- configuration files obviously don't do that and due to syntax
- changes using old configuration files with a new <span class=
- "APPLICATION">Privoxy</span> isn't always possible anyway.
- </p>
- </li>
- <li>
- <p>
- Note that some installers remove earlier versions completely,
- including configuration files, therefore you should really save
- any important configuration files!
- </p>
- </li>
- <li>
- <p>
- On the other hand, other installers don't overwrite existing
- configuration files, thinking you will want to do that
- yourself.
- </p>
- </li>
- <li>
- <p>
- <tt class="FILENAME">standard.action</tt> has been merged into
- the <tt class="FILENAME">default.action</tt> file.
- </p>
- </li>
- <li>
- <p>
- In the default configuration only fatal errors are logged now.
- You can change that in the <a href="config.html#DEBUG">debug
- section</a> of the configuration file. You may also want to
- enable more verbose logging until you verified that the new
- <span class="APPLICATION">Privoxy</span> version is working as
- expected.
- </p>
- </li>
- <li>
- <p>
- Three other config file settings are now off by default: <a
- href=
- "config.html#ENABLE-REMOTE-TOGGLE">enable-remote-toggle</a>, <a
- href=
- "config.html#ENABLE-REMOTE-HTTP-TOGGLE">enable-remote-http-toggle</a>,
- and <a href=
- "config.html#ENABLE-EDIT-ACTIONS">enable-edit-actions</a>. If
- you use or want these, you will need to explicitly enable them,
- and be aware of the security issues involved.
- </p>
- </li>
- </ul>
- </div>
- </div>
- <div class="NAVFOOTER">
- <hr width="100%" class="c1">
- <table summary="Footer navigation table" width="100%" border="0"
- cellpadding="0" cellspacing="0">
- <tr>
- <td width="33%" align="left" valign="top">
- <a href="installation.html" accesskey="P">Prev</a>
- </td>
- <td width="34%" align="center" valign="top">
- <a href="index.html" accesskey="H">Home</a>
- </td>
- <td width="33%" align="right" valign="top">
- <a href="quickstart.html" accesskey="N">Next</a>
- </td>
- </tr>
- <tr>
- <td width="33%" align="left" valign="top">
- Installation
- </td>
- <td width="34%" align="center" valign="top">
-
- </td>
- <td width="33%" align="right" valign="top">
- Quickstart to Using Privoxy
- </td>
- </tr>
- </table>
</div>
- </body>
+ </div>
+ <div class="NAVFOOTER">
+ <hr align="left" width="100%">
+ <table summary="Footer navigation table" width="100%" border="0" cellpadding="0" cellspacing="0">
+ <tr>
+ <td width="33%" align="left" valign="top"><a href="installation.html" accesskey="P">Prev</a></td>
+ <td width="34%" align="center" valign="top"><a href="index.html" accesskey="H">Home</a></td>
+ <td width="33%" align="right" valign="top"><a href="quickstart.html" accesskey="N">Next</a></td>
+ </tr>
+ <tr>
+ <td width="33%" align="left" valign="top">Installation</td>
+ <td width="34%" align="center" valign="top"> </td>
+ <td width="33%" align="right" valign="top">Quickstart to Using Privoxy</td>
+ </tr>
+ </table>
+ </div>
+</body>
</html>
-
projects / privoxy.git / blobdiff