]> Sergey Matveev's repositories - public-inbox.git/log
public-inbox.git
18 months agotreewide: replace /^I: / prefix with /^# /
Eric Wong [Thu, 20 Oct 2022 08:43:12 +0000 (08:43 +0000)]
treewide: replace /^I: / prefix with /^# /

This is like more familiar to readers of TAP (Test Anywhere
Protocol) output, as well as shell and Perl scripters which also
use `#' for comments.

AFAIK, nobody is parsing our stderr, and I'm not sure how
standardized the `I:' prefix is (nor `W:' and `E:' are).  It's
already the prevailing style in Lei* code, too, so things have
been moving in that direction for a bit.

18 months agogithttpbackend: remove unused $BIN variable
Eric Wong [Thu, 20 Oct 2022 08:43:11 +0000 (08:43 +0000)]
githttpbackend: remove unused $BIN variable

It hasn't been used in many years since commit
c1630b7dc4ef (githttpbackend: match Content-Type of git-http-backend(1), 2016-07-03)

18 months agoanother step towards git SHA-256 support
Eric Wong [Thu, 20 Oct 2022 08:43:10 +0000 (08:43 +0000)]
another step towards git SHA-256 support

While SHA-256 isn't supported for inboxes, yet
xt/git-http-backend.t now runs properly against a SHA-256 code
repository

18 months agoclone|fetch: preserve mtime of modified manifest.js.gz
Eric Wong [Thu, 20 Oct 2022 08:43:09 +0000 (08:43 +0000)]
clone|fetch: preserve mtime of modified manifest.js.gz

When we cull manifest.js.gz for ignored epochs, attempt to
preserve mtime of the updated manifest.js.gz since it can
be used to optimize future fetches.

18 months agosigfd: set SIGWINCH for MIPS and PA-RISC on Linux
Eric Wong [Mon, 17 Oct 2022 09:30:53 +0000 (09:30 +0000)]
sigfd: set SIGWINCH for MIPS and PA-RISC on Linux

SIGWINCH is actually different for these architectures on Linux
according to the signal(7) man page.

Note: AFAICS there's no parisc machine in the GCC Farm[1],
so it remains untested.  I've only tested mips64 for mips,
but I expect them to both work.

OpenBSD (on gcc231) octeon defines SIGWINCH as the common `28',
so it appears Linux is the only one with arch-dependent signal
numbers (ditto with syscalls).

[1] https://cfarm.tetaneutral.net/machines/list/

18 months agosyscall: avoid needless string comparison on x86-64
Eric Wong [Mon, 17 Oct 2022 09:30:52 +0000 (09:30 +0000)]
syscall: avoid needless string comparison on x86-64

For common x86-64 systems, we can avoid a needless
string comparison on `mips64' by restructuring the
branches for architecture detection.

18 months agoSIGWINCH is 28 on Darwin-based OSes
Nicolás Ojeda Bär [Sat, 15 Oct 2022 08:12:46 +0000 (10:12 +0200)]
SIGWINCH is 28 on Darwin-based OSes

[ew: avoid mention of non-Free platform]

Acked-by: Eric Wong <e@80x24.org>
18 months agodskqxs: fix loop to allow `next'
Eric Wong [Tue, 11 Oct 2022 00:05:54 +0000 (00:05 +0000)]
dskqxs: fix loop to allow `next'

`do {} while(...)' loops in Perl don't support `next', actually :x
This only affects *BSD platforms with IO::KQueue installed.

Fixes: d6674af04cb74a4e "httpd|nntpd: avoid missed signal wakeups"
18 months agowww: viewvcs: display annotated tags as discreet objects
Eric Wong [Mon, 10 Oct 2022 21:34:22 +0000 (21:34 +0000)]
www: viewvcs: display annotated tags as discreet objects

This emphasizes annotated tags as their own object type in the
web UI while being able to link to the existing show_commit()
linkification and dfblob: search.

18 months agoxt/solver: skip on missing publicinbox.git.coderepo
Eric Wong [Mon, 10 Oct 2022 21:34:21 +0000 (21:34 +0000)]
xt/solver: skip on missing publicinbox.git.coderepo

Solver tests can never succeed without coderepos configured,
since that's the whole point of solver.  And improve the
original skip message to note that it's about the `git'
public-inbox, not `git' itself.

18 months agoviewvcs: avoid one ascii_html call
Eric Wong [Mon, 10 Oct 2022 21:34:20 +0000 (21:34 +0000)]
viewvcs: avoid one ascii_html call

We can reuse its result for the button text.

18 months agowww_coderepo: allow searching one extindex|inbox
Eric Wong [Sat, 8 Oct 2022 08:24:48 +0000 (08:24 +0000)]
www_coderepo: allow searching one extindex|inbox

I'm not sure how to best make a UI for one coderepo to many
inboxes/extindices, yet; but at least allow a simple 1:1
mapping, for now.  This ensures /$CODEREPO/$OID/s/ can work
as effectively as /$INBOX/$OID/s/ when looking for emails
associated with a git commit.

18 months agowww: cgit: fix fallback to WwwCoderepo on array responses
Eric Wong [Sat, 8 Oct 2022 08:24:47 +0000 (08:24 +0000)]
www: cgit: fix fallback to WwwCoderepo on array responses

For fast PSGI responses which don't require returning a coderef,
just reuse qspawn.wcb directly on the arrayref to avoid an undef
$wcb from firing in psgi_return_init_cb.

I only noticed this because the ViewVCS search form is broken
for /$CODEREPO/$OID/s/ endpoints at the moment.

18 months agowww_coderepo: update blurb on the goal/purpose of this
Eric Wong [Sat, 8 Oct 2022 08:24:46 +0000 (08:24 +0000)]
www_coderepo: update blurb on the goal/purpose of this

I think putting too much functionality in web services leads
to ignorance of local/offline tools, so this web UI will give
hints here and there for web users.  Things like diff options
can get expensive and become cache-unfriendly on the web server,
so promoting local tools can reduce overall network traffic
and server load.

18 months agowww_coderepo: wire up snapshots from summary
Eric Wong [Sat, 8 Oct 2022 08:24:45 +0000 (08:24 +0000)]
www_coderepo: wire up snapshots from summary

This also ensures we won't waste CPU cycles on snapshots
which aren't configured if somebody attempts them by
guessing URLs.

18 months agoconfig: remove {-cgitrc_unparsed} field
Eric Wong [Sat, 8 Oct 2022 08:24:44 +0000 (08:24 +0000)]
config: remove {-cgitrc_unparsed} field

This field has been unneeded since commit 6890430df808
(cgit: fix fallout from lazy coderepo loading, 2021-03-18)

18 months agowww: support publicinbox.cgit knob
Eric Wong [Wed, 5 Oct 2022 22:29:41 +0000 (22:29 +0000)]
www: support publicinbox.cgit knob

For backwards-compatibility, this defaults to `first'.  When set
to `fallback', PublicInbox::WwwCoderepo is favored and cgit is
only used as a fallback.  Eventually, `rewrite' will also be
supported to rewrite cgit URLs to WwwCoderepo ones.

Of course, WwwCoderepo is still missing search and other key
features, but that's being worked on...

18 months agowww: cgit: fall back to WwwCoderepo on 404s
Eric Wong [Wed, 5 Oct 2022 22:29:40 +0000 (22:29 +0000)]
www: cgit: fall back to WwwCoderepo on 404s

We can't rely on 3-element array response when calling
WwwCoderepo for ViewVCS endpoints since that uses Qspawn
internally.  Thus, we have to allow two Qspawn objects to run in
parallel and ensure `qspawn.wcb' only gets called once, so we
end up duplicating the entire $ctx to ensure this.

18 months agowww: do not call ->coderepo->srv on sub ref
Eric Wong [Wed, 5 Oct 2022 22:29:39 +0000 (22:29 +0000)]
www: do not call ->coderepo->srv on sub ref

The PublicInbox::Cgit wrapper will return a sub-ref for most
responses, so ensure we don't try to treat it as an array-ref.

18 months agowww_coderepo: start a top nav bar in summary view
Eric Wong [Tue, 4 Oct 2022 19:12:40 +0000 (19:12 +0000)]
www_coderepo: start a top nav bar in summary view

This needs to be expanded, but quick links to heads/tags/README
shouldn't hurt...

18 months agowww_stream: use git->pub_urls for coderepo links
Eric Wong [Tue, 4 Oct 2022 19:12:39 +0000 (19:12 +0000)]
www_stream: use git->pub_urls for coderepo links

This is already used by */$OID/s/, so just reuse existing code
and make git->local_nick use the assigned nick from the config
file, if there is one.

18 months agowww_coderepo: wire up snapshot support
Eric Wong [Tue, 4 Oct 2022 19:12:38 +0000 (19:12 +0000)]
www_coderepo: wire up snapshot support

These should be compatible with cgit results

18 months agogit: allow ->local_nick to return undef
Eric Wong [Tue, 4 Oct 2022 19:12:37 +0000 (19:12 +0000)]
git: allow ->local_nick to return undef

It'll be used directly (outside of ->pub_urls) in the
standalone coderepo viewer for tarball snapshots.

18 months agowww_coderepo: wire up /$CODEREPO/$OID/s/ endpoint
Eric Wong [Tue, 4 Oct 2022 19:12:36 +0000 (19:12 +0000)]
www_coderepo: wire up /$CODEREPO/$OID/s/ endpoint

Just reusing ViewVCS::show, since encoding refname and pathnames
into things just makes things slower.

18 months agowww_coderepo: an alternative to cgit
Eric Wong [Tue, 4 Oct 2022 19:12:35 +0000 (19:12 +0000)]
www_coderepo: an alternative to cgit

This will allow it to easily map a single coderepo to multiple
inboxes (or multiple coderepos to any number of inboxes).
For now, this is just a summary, but $REPO/$OID/s/ support
will be added, along with archive downloads.

Indexing of coderepos will probably be supported via -extindex,
only.

18 months agogit: move cloneurl + description reading here
Eric Wong [Tue, 4 Oct 2022 19:12:34 +0000 (19:12 +0000)]
git: move cloneurl + description reading here

We'll be using these functions for serving coderepos natively
without cgit.

18 months agogit: hoist out description
Eric Wong [Tue, 4 Oct 2022 19:12:33 +0000 (19:12 +0000)]
git: hoist out description

We'll be using this separately, elsewhere.

18 months agocgit: use Perl 5.10-isms, optimize, and golf
Eric Wong [Tue, 4 Oct 2022 19:12:32 +0000 (19:12 +0000)]
cgit: use Perl 5.10-isms, optimize, and golf

We can reduce variable assignments in a few places and filter
keys more quickly using the `grep' Perl op rather than relying on
`m// or next' inside a loop.  Similar changes to the NNTP and IMAP
(e.g. b700fce60f25038e (nntp: NEWNEWS: speed up filtering, 2020-11-27))
yielded good improvements.

18 months agotests: use test_httpd consistently
Eric Wong [Tue, 4 Oct 2022 19:12:31 +0000 (19:12 +0000)]
tests: use test_httpd consistently

This allows us to consolidate our checks for
Plack::Test::ExternalServer and enforce our redirect-disabled
LWP::UserAgent.

18 months agoviewdiff: fix parts of diff being appended after signature
Eric Wong [Sun, 2 Oct 2022 15:11:01 +0000 (15:11 +0000)]
viewdiff: fix parts of diff being appended after signature

I'm not sure what kind of brain fart introduced this in
c1e7a048be9d32cd, but it happened :x.  We'll undef the $x
variable ASAP to save memory and make future errors like this
one more noticeable.

Fixes: c1e7a048be9d ("www: viewdiff: fix UTF-8 names inside mbox attachments")
18 months agowww_stream: use DESTROY to cleanup temporary gits
Eric Wong [Sat, 1 Oct 2022 18:52:50 +0000 (15:52 -0300)]
www_stream: use DESTROY to cleanup temporary gits

Relying on a timer to handle cleanup in f9ac22a4b485 was
sub-optimal since the delay could prove expensive under heavy
traffic.  So rely on ->DESTROY instead since we we no longer
hold reference cycles by the time the show_blob callback
executes.

Fixes: f9ac22a4b485 ("git_async_cat: automatically cleanup temporary gits")
18 months agolei: force --jobs=1,1 for SQLite < 3.8.3
Eric Wong [Sat, 1 Oct 2022 00:33:15 +0000 (00:33 +0000)]
lei: force --jobs=1,1 for SQLite < 3.8.3

SQLite prior to 3.8.3 did not reset its PRNG for generating
unique temporary file names, so it would barf on t/lei-up.t
occasionally due to O_EXCL -> EEXIST conflicts.

This fixes occasional test failures under CentOS 7.x which ships
SQLite 3.7.17.

18 months agogit_async_cat: automatically cleanup temporary gits
Eric Wong [Sat, 1 Oct 2022 00:07:45 +0000 (00:07 +0000)]
git_async_cat: automatically cleanup temporary gits

This prevents temporary directories and git processes from
lingering around after WWW solver requests.

18 months agot/altid_v2: improve test style
Eric Wong [Fri, 30 Sep 2022 09:21:40 +0000 (09:21 +0000)]
t/altid_v2: improve test style

Favor `is' for equality checks since it reports differences,
and `xbail' over `BAIL_OUT' since it's easier-to-type w/o caps
and more powerful.

These are just things noticed while I was looking at another
odd failure on CentOS 7.x with this test, but I suspect it
was a transient failure caused by running the test suite
from multiple terminals in parallel.

18 months agolei_to_mail: propagate errors to script/lei
Eric Wong [Fri, 30 Sep 2022 09:21:39 +0000 (09:21 +0000)]
lei_to_mail: propagate errors to script/lei

We need to rely on lei->fail to propagate errors in lei workers
to the script/lei client, otherwise tests and other scripts can
stumble forward with incomplete/incorrect/broken outputs.

This helps me focus on occasional t/lei-up.t failures I see on
CentOS 7.x where OverIdx->adj_counter fails on "lei up --all"...

18 months agot/lei-up: improve diagnostics for this test
Eric Wong [Fri, 30 Sep 2022 09:21:38 +0000 (09:21 +0000)]
t/lei-up: improve diagnostics for this test

I'm getting occasional failures for this test on CentOS 7.x (but
not on FreeBSD nor Debian 10/11).  I'm not why, yet, so just
improve diagnostics for now.

18 months agotests: favor 3 argument `open' with interopolation
Eric Wong [Fri, 30 Sep 2022 09:21:37 +0000 (09:21 +0000)]
tests: favor 3 argument `open' with interopolation

It makes code easier to review, and is more robust in case some
weirdos actually start their path names with '<' or '>' :P

18 months agowww: remove "1\n" lines in $MSGID/t/ view
Eric Wong [Thu, 29 Sep 2022 20:56:29 +0000 (20:56 +0000)]
www: remove "1\n" lines in $MSGID/t/ view

Fixes: ab9c03ff4aa3 "www: use PerlIO::scalar (zfh) for buffering"
18 months agotests: no IPv6 on old Net::NNTP, Mail::IMAPClient, HTTP::Tiny
Eric Wong [Thu, 29 Sep 2022 17:48:31 +0000 (17:48 +0000)]
tests: no IPv6 on old Net::NNTP, Mail::IMAPClient, HTTP::Tiny

The versions of these modules which ship with CentOS 7.x did not
support IPv6 properly.

18 months agogcf2: fix syntax error and require PublicInbox::Git
Eric Wong [Thu, 29 Sep 2022 17:48:30 +0000 (17:48 +0000)]
gcf2: fix syntax error and require PublicInbox::Git

I failed to notice these since I uninstalled libgit2 for
benchmarking and kept it uninstalled since my git(1) install
is faster.

Fixes: 1c0ec857d041 "gcf2: support worktree $GIT_DIR"
18 months agotreewide: use --globoff with curl(1)
Eric Wong [Thu, 29 Sep 2022 17:48:29 +0000 (17:48 +0000)]
treewide: use --globoff with curl(1)

curl 7.29.0 (on CentOS 7.x) seems to mishandle square-bracketed
IPv6 addresses, at least.  Furthermore, we don't actually need
nor use the globbing in curl for lei when forwarding requests
from the lei command-line.  lei has its own globbing and
`--globoff' behavior for externals and none of it is intended
for curl.

18 months agosyscall: initialize buffer for vec()
Eric Wong [Thu, 29 Sep 2022 17:48:28 +0000 (17:48 +0000)]
syscall: initialize buffer for vec()

This is needed for older Perls (tested perl 5.16.3 on CentOS 7).

19 months agogit: reduce early bare-bones memory use
Eric Wong [Mon, 26 Sep 2022 10:17:15 +0000 (10:17 +0000)]
git: reduce early bare-bones memory use

The {-git_path} cache can rely on auto-vivification, and
{alt_st} may not be needed for short-lived repos.  So don't
populate those fields until they're needed, since we can
expect to handle thousands of git repos, too.

19 months agoviewvcs: load blobs asynchronously
Eric Wong [Mon, 26 Sep 2022 10:17:14 +0000 (10:17 +0000)]
viewvcs: load blobs asynchronously

This actually leads to a nice 3-5% speedup under parallel loads
when using git(1) w/o SHA-1 collision detection enabled.  Gcf2
is slower since libgit2 has SHA-1 collision detection enabled
on my system.

Since we're in the area, improve location of comments w.r.t.
cgit CSS class names and note the reliance on scratchpad for
performance in a tight loop.

19 months agogcf2: support worktree $GIT_DIR
Eric Wong [Mon, 26 Sep 2022 10:17:13 +0000 (10:17 +0000)]
gcf2: support worktree $GIT_DIR

We must use `git rev-parse --git-path objects' instead of
blindly appending '/objects' to $GIT_DIR, since appending
doesn't work when $GIT_DIR is a worktree.

19 months agoviewdiff: save memory by eliminating two captures
Eric Wong [Mon, 26 Sep 2022 10:17:12 +0000 (10:17 +0000)]
viewdiff: save memory by eliminating two captures

Avoid relying on $DIGIT captures when @- and @+ to access
last match start and end, respectively.  The elimination of
the post capture ought to allow the use of sv_chop to advance
the string start pointer without memory copies.

This ought to save 1-2MB of memory on my system since I've
noticed the captures was using a big chunk of scratchpad
space.

19 months agot/pop3d: skip all tests if no certs are found
Eric Wong [Wed, 21 Sep 2022 17:02:54 +0000 (17:02 +0000)]
t/pop3d: skip all tests if no certs are found

This test could be written with optional OpenSSL dependencies, but
it's probably not worth it since IO::Socket::SSL seems pretty
common.

Reported-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://public-inbox.org/meta/20220921154741.siubptwcv4463w5l@pengutronix.de/
19 months agowww: viewdiff: fix UTF-8 names inside mbox attachments
Eric Wong [Mon, 12 Sep 2022 22:54:04 +0000 (22:54 +0000)]
www: viewdiff: fix UTF-8 names inside mbox attachments

This avoids `Wide character in print' warnings and ensures the
UTF-8 characters in `Signed-off-by' trailers are properly rendered
in HTML even when attempting to decode and display
application/octet-stream mbox attachments as HTML.

Linkification and reconstruction for coderepos is probably
still broken, but that is a much bigger task to fix, I think.

Fixes: ab9c03ff4aa369b3 ("www: use PerlIO::scalar (zfh) for buffering")
19 months agogit_async_cat: don't use Gcf2 for temporary git dirs
Eric Wong [Mon, 12 Sep 2022 16:04:48 +0000 (16:04 +0000)]
git_async_cat: don't use Gcf2 for temporary git dirs

We don't want to be holding references to temporary directories
longer than necessary, an Gcf is intended to be long-lived.

19 months agosolver: do not show redundant URLs in log
Eric Wong [Sat, 10 Sep 2022 20:10:24 +0000 (20:10 +0000)]
solver: do not show redundant URLs in log

Messages in /all/ can get duplicated at times due to
list-appended signatures or buggy/malicious clients.
They'll all show up based on /$INBOX/$MSGID/,
so deduplicate the URLs to avoid noise.

19 months agoview: fix solver links with multiple messages
Eric Wong [Sat, 10 Sep 2022 20:10:23 +0000 (20:10 +0000)]
view: fix solver links with multiple messages

For redundant messages sharing Message-IDs, the link to solver
(/$INBOX/$OID/s/) was going up too many levels for /$INBOX/$MSGID/
when there were multiple messages sharing the same $MSGID.

Unfortunately, redundant messages are common with /all/
due to signature trailers.  So dynamically assigning {-spfx}
is tricky and error prone from counting `/'.

So simplify the code a bit by setting {-spfx} once per HTTP
request, instead of every single message.

19 months agoviewvcs: switch to `print $zfh'
Eric Wong [Sat, 10 Sep 2022 08:17:29 +0000 (08:17 +0000)]
viewvcs: switch to `print $zfh'

Again, ->zmore has proven expensive due to the overhead of
calling ->deflate on small strings, so print directly to the
file handle and let the PerlIO::scalar layer take care of
buffering.  One of the ->zmore calls was a no-op, even, so
drop that entirely.

19 months agowww_listing: switch to `print $zfh'
Eric Wong [Sat, 10 Sep 2022 08:17:28 +0000 (08:17 +0000)]
www_listing: switch to `print $zfh'

Again, ->deflate (and thus ->zmore) calls are relatively
expensive compared to `print' ops using PerlIO::scalar
behind-the-scenes.  While I can likely optimize the `join' away
here, too, that will happen in a future commit.

19 months agombox*: use multi-arg ->translate and ->write
Eric Wong [Sat, 10 Sep 2022 08:17:27 +0000 (08:17 +0000)]
mbox*: use multi-arg ->translate and ->write

No need to make multiple method calls from here,
now that ->translate and GzipFilter->write both support
multiple args.

19 months agofeed: new_html_i: switch from zmore to `print $zfh'
Eric Wong [Sat, 10 Sep 2022 08:17:26 +0000 (08:17 +0000)]
feed: new_html_i: switch from zmore to `print $zfh'

eml_entry will enable zfh (PerlIO::scalar) buffering, anyways,
so there's no point in calling ->zmore to compress small
strings.  The use of zfh for the skeleton is debatable, but
probably of no consequence given html_footer will hit it,
anyways.

19 months agogzip_filter: write: use multi-arg translate
Eric Wong [Sat, 10 Sep 2022 08:17:25 +0000 (08:17 +0000)]
gzip_filter: write: use multi-arg translate

While we must name this function ->write for PSGI compatibility,
our own uses of it can make it operate more like writev(2)
or `print' in Perl.

19 months agotranslate: support multiple buffer args
Eric Wong [Sat, 10 Sep 2022 08:17:24 +0000 (08:17 +0000)]
translate: support multiple buffer args

This will let us drop some calls to zmore in subsequent commits.

19 months agohttpd/async: describe which ->write subs it can call
Eric Wong [Sat, 10 Sep 2022 08:17:23 +0000 (08:17 +0000)]
httpd/async: describe which ->write subs it can call

I initially wanted to rename GzipFilter->write to
GzipFilter->writev to reflect the multi-argument nature of the
sub, and it wasn't worth the memory to maintain an alias.

19 months agowww_static: switch to `print $zfh', and optimize
Eric Wong [Sat, 10 Sep 2022 08:17:22 +0000 (08:17 +0000)]
www_static: switch to `print $zfh', and optimize

->zmore isn't cheap, and we can be smarter about how
we place newlines to avoid a `join' operation, now.
We can also drop some unused variables, here.

19 months agoviewdiff: diff_header: shorten function, slightly
Eric Wong [Sat, 10 Sep 2022 08:17:21 +0000 (08:17 +0000)]
viewdiff: diff_header: shorten function, slightly

It makes for easier reading with gigantic fonts.

19 months agoviewdiff: diff_before_or_after: avoid extra capture
Eric Wong [Sat, 10 Sep 2022 08:17:20 +0000 (08:17 +0000)]
viewdiff: diff_before_or_after: avoid extra capture

/(.*?)\z/ will capture the "$X insertions(+), $Y deletions(-)"
bit anyways, along with whatever extra notes before the
/^diff --git / line.  So just rely on /(.*?)\z/ and avoid
the special case before it.

19 months agowww: use PerlIO::scalar (zfh) for buffering
Eric Wong [Sat, 10 Sep 2022 08:17:19 +0000 (08:17 +0000)]
www: use PerlIO::scalar (zfh) for buffering

Calling Compress::Raw::Zlib::deflate is fairly expensive.
Relying on the `.=' (concat) operator inside ->zadd operator is
faster, but the method dispatch overhead is noticeable compared
to the original code where we had bare `.=' littered throughout.

Fortunately, `print' and `say' with the PerlIO::scalar IO layer
appears to offer better performance without high method dispatch
overhead.  This doesn't allow us to save as much memory as I
originally hoped, but does allow us to rely less on concat
operators in other places and just pass a list of args to
`print' and `say' as a appropriate.

This does reduce scratchpad use, however, allowing for large
memory savings, and we still ->deflate every single $eml.

19 months agowww: switch to zadd for the majority of buffering
Eric Wong [Sat, 10 Sep 2022 08:17:18 +0000 (08:17 +0000)]
www: switch to zadd for the majority of buffering

This allows us to focus string concatenations in one place to
allow Perl internal scratchpad optimizations to reuse memory.

Calling Compress::Raw::Zlib::deflate repeatedly proves too
expensive in terms of CPU cycles.

19 months agowww: drop {obuf} use entirely, for now
Eric Wong [Sat, 10 Sep 2022 08:17:17 +0000 (08:17 +0000)]
www: drop {obuf} use entirely, for now

This may help us identify hot spots and reduce pad space
as needed.

19 months agoview: switch a few things to ctx->zmore
Eric Wong [Sat, 10 Sep 2022 08:17:16 +0000 (08:17 +0000)]
view: switch a few things to ctx->zmore

Unfortunately, this is actually slower.  However, this
hopefully makes it easier to improve the internals and
make performance improvements down the line.

19 months agoviewdiff: diff_hunk: shorten conditionals, slightly
Eric Wong [Sat, 10 Sep 2022 08:17:15 +0000 (08:17 +0000)]
viewdiff: diff_hunk: shorten conditionals, slightly

I'm not sure if Devel::Size::total_size can be trusted due
to the regexps and crashes[1], but when it works, it's showing
around a 900 byte size reduction, too.

[1] https://rt.cpan.org/Public/Bug/Display.html?id=96421

19 months agoview: html_footer: avoid escaping " in a few places
Eric Wong [Sat, 10 Sep 2022 08:17:14 +0000 (08:17 +0000)]
view: html_footer: avoid escaping " in a few places

qq() is a nice alternative to "" when there's embedded "
characters in HTML entities.

19 months agoview: html_footer: remove obuf dependency
Eric Wong [Sat, 10 Sep 2022 08:17:13 +0000 (08:17 +0000)]
view: html_footer: remove obuf dependency

Another step towards giving us more options for speedups and
memory reductions.

19 months agoview: html_footer: golf out a few lines
Eric Wong [Sat, 10 Sep 2022 08:17:12 +0000 (08:17 +0000)]
view: html_footer: golf out a few lines

We can build `$u' in one line, and drop an unnecessary empty
line to reduce the amount of scrolling required to read this
sub.

19 months agoview: reduce ascii_html calls and {obuf} use
Eric Wong [Sat, 10 Sep 2022 08:17:11 +0000 (08:17 +0000)]
view: reduce ascii_html calls and {obuf} use

We can rely on {-html_tip} for some things at the top of the
page, and reduce ascii_html and obfuscate_addrs calls by
working on the whole buffer at once.

19 months agoview: _th_index_lite: use `//' defined-or op
Eric Wong [Sat, 10 Sep 2022 08:17:10 +0000 (08:17 +0000)]
view: _th_index_lite: use `//' defined-or op

Just something I noticed while evaluating this subroutine
for the buffering overhaul.

19 months agoview: _th_index_lite: avoid one s///, improve symmetry
Eric Wong [Sat, 10 Sep 2022 08:17:09 +0000 (08:17 +0000)]
view: _th_index_lite: avoid one s///, improve symmetry

We can replace an expensive `s///' substitution with a simpler
`chop'.  Furthermore, we can delay the "</b>\n" replacement
to ensure it's on the same line of Perl code as the `<b>'
opening tag for readability.

19 months agoviewdiff: reuse existing string in diff_before_or_after
Eric Wong [Sat, 10 Sep 2022 08:17:08 +0000 (08:17 +0000)]
viewdiff: reuse existing string in diff_before_or_after

Instead of appending to an ever-growing {obuf}, we'll reuse
the existing string (which already has pre-allocated memory).

19 months agoview: attach_link: reduce obuf manipulation
Eric Wong [Sat, 10 Sep 2022 08:17:07 +0000 (08:17 +0000)]
view: attach_link: reduce obuf manipulation

This is another steep towards reducing the maximum size of
an obuf by eventually doing compression earlier while we
render messages as HTML.

And do some golfing while we're at it...

19 months agoview: reduce subroutine calls for submsg_hdr
Eric Wong [Sat, 10 Sep 2022 08:17:06 +0000 (08:17 +0000)]
view: reduce subroutine calls for submsg_hdr

Favor fewer, yet more expensive operations than many smaller
ones.  While we're still directly manipulating ctx->{obuf} after
this, this change makes it easier for us to avoid doing so in
the future.

19 months agoview: remove multipart_text_as_html
Eric Wong [Sat, 10 Sep 2022 08:17:05 +0000 (08:17 +0000)]
view: remove multipart_text_as_html

It seems like a pointless wrapper function that's not saving us
a whole lot.  Drop some direct {obuf} manipulation while we're
at it.

19 months agogzip_filter: ->translate can reuse zmore/zflush
Eric Wong [Sat, 10 Sep 2022 08:17:04 +0000 (08:17 +0000)]
gzip_filter: ->translate can reuse zmore/zflush

We can work towards delaying zlib context allocations in future
commits, too.

19 months agoview: eml_entry: reduce manipulation of ctx->{obuf}
Eric Wong [Sat, 10 Sep 2022 08:17:03 +0000 (08:17 +0000)]
view: eml_entry: reduce manipulation of ctx->{obuf}

This is another step towards avoid unnecessary copies
and pad space waste.

19 months agoview: simplify _parent_headers
Eric Wong [Sat, 10 Sep 2022 08:17:02 +0000 (08:17 +0000)]
view: simplify _parent_headers

Having References but lacking In-Reply-To is an uncommon case
with email, nowadays.  So just rely on ->linkify_mids to handle
linkification and HTML escaping  Furthermore, headers are short
enough to return as-is (and rely on CoW improvements in Perl
5.1x) since linkify_mids needs to operate on an independent
string, anyways.

19 months agowww: viewdiff: use return value for diff_hunk
Eric Wong [Sat, 10 Sep 2022 08:17:01 +0000 (08:17 +0000)]
www: viewdiff: use return value for diff_hunk

It's only a short string, so there's not much copy overhead,
and it'll make future changes easier to reason about.

19 months agowww_listing: avoid unnecessary work for common cases
Eric Wong [Sat, 10 Sep 2022 08:17:00 +0000 (08:17 +0000)]
www_listing: avoid unnecessary work for common cases

We need to branch for non-empty `q=' parameters anyways, but
`q=' is usually empty/unset.  While we're in the area, `chomp'
reads `$/' while `chop' is simpler.  Furthermore, we can shave
a few bytes off the form HTML by omitting spaces before `/>'
and placing `\n' to wrap long lines before attribute names.

19 months agowww_listing: consolidate some ->zmore dispatches
Eric Wong [Sat, 10 Sep 2022 08:16:59 +0000 (08:16 +0000)]
www_listing: consolidate some ->zmore dispatches

`.' concatenation is still faster for small strings, but
passing an array to ->zmore is more efficient for large
search results and full listings.

19 months agoviewvcs: use shorter and simpler ctx->html_done
Eric Wong [Sat, 10 Sep 2022 08:16:58 +0000 (08:16 +0000)]
viewvcs: use shorter and simpler ctx->html_done

We only return 200s for any response large enough to warrant
->html_done, so we can just assume it.  ViewVCS can also take
advantage of it with some tweaking to avoid an extra method
dispatch.

19 months agowww_text: reduce parameter passing for response header
Eric Wong [Sat, 10 Sep 2022 08:16:57 +0000 (08:16 +0000)]
www_text: reduce parameter passing for response header

This is a tiny step in making the code slightly less confusing
by reusing common field names and reducing dependencies on
argument ordering.

19 months agowww_stream: aresponse assumes 200, too
Eric Wong [Sat, 10 Sep 2022 08:16:56 +0000 (08:16 +0000)]
www_stream: aresponse assumes 200, too

There's no reason to be streaming large amounts of HTML for
anything other than a 200 response.

19 months agowww_atom_stream: require 200 response
Eric Wong [Sat, 10 Sep 2022 08:16:55 +0000 (08:16 +0000)]
www_atom_stream: require 200 response

This simplifies parameter passing at the moment.  I can't
imagine an Atom feed reader would be parsing XML for 404s or
other error codes.

19 months agoview: rework single message page to compress earlier
Eric Wong [Sat, 10 Sep 2022 08:16:54 +0000 (08:16 +0000)]
view: rework single message page to compress earlier

We can rely on deflate to compress large thread skeletons on
single message pages.  Subsequent commits will compress bodies,
as well.

19 months agowww: gzip_filter: implicitly flush {obuf} on zmore/zflush
Eric Wong [Sat, 10 Sep 2022 08:16:53 +0000 (08:16 +0000)]
www: gzip_filter: implicitly flush {obuf} on zmore/zflush

This seems like the least disruptive way to allow more use of
->zmore when streaming large messages to sockets.

19 months agoxt: fold perf-obfuscate into perf-msgview, future-proof
Eric Wong [Sat, 10 Sep 2022 08:16:52 +0000 (08:16 +0000)]
xt: fold perf-obfuscate into perf-msgview, future-proof

perf-obfuscate was close enough to perf-msgview that it only
required setting the `obfuscate' field of the inbox.
Then update perf-msgview to account for upcoming internal
changes.  The current use of {obuf} and concat ops results in
excessive scratchpad space and I may be able to even get
speedups by avoiding concat ops.

19 months agolei: fix --help for --jobs with `up' and `q'
Eric Wong [Sat, 10 Sep 2022 01:35:51 +0000 (01:35 +0000)]
lei: fix --help for --jobs with `up' and `q'

The help needs to match on the short option, too, and that
`lei q' option is (like most options) shared with `lei up'.

19 months agolei: bail out earlier on IMAP writer failures
Eric Wong [Sat, 10 Sep 2022 01:18:59 +0000 (01:18 +0000)]
lei: bail out earlier on IMAP writer failures

Excessive IMAP connections can overload IMAP servers and cause
clients to be disconnected without diagnostic messages.
Use $lei->fail on these exceptions to propagate errors to the
CLI ASAP to avoid further errors down the line.

This ought to make problems more apparent for users using IMAP
destinations.

Reported-by: Ricardo Ribalda <ribalda@chromium.org>
Link: https://public-inbox.org/meta/CANiDSCsDfutAUMBLPZbxdyka+_jnhv+4YNYdL9QPRoC=wNUGCQ@mail.gmail.com/
19 months agodoc: document --jobs for `lei q' and `lei up'
Eric Wong [Fri, 9 Sep 2022 17:58:25 +0000 (17:58 +0000)]
doc: document --jobs for `lei q' and `lei up'

These may be helpful for users on slow disks or have
IMAP server limitations.

19 months agoGcf2: Create cache folder if missing
Ricardo Ribalda [Thu, 8 Sep 2022 19:57:31 +0000 (21:57 +0200)]
Gcf2: Create cache folder if missing

The code expects that the folder is already present, this patch creates
it if missing.

Without this path the test fails with:

open(/home/debci/.cache/public-inbox/inline-c/.public-inbox.lock): No such file or directory at /usr/share/perl5/PublicInbox/Gcf2.pm line 20

Signed-off-by: Ricardo Ribalda <ricardo@ribalda.com>
19 months agot/v2mirror: increase timeout for plackup bind+listen
Eric Wong [Thu, 8 Sep 2022 08:16:45 +0000 (08:16 +0000)]
t/v2mirror: increase timeout for plackup bind+listen

This test tends to fail sometimes, likely due to plackup
startup being slow on a cold page cache and having an
overloaded rotational HDD.

19 months agoview: drop unnecessary comma in date range note
Eric Wong [Sun, 4 Sep 2022 16:09:45 +0000 (16:09 +0000)]
view: drop unnecessary comma in date range note

I'm not sure how it got there, but it seems out-of-place in
retrospect.

19 months agoimport: pass --quiet to `git gc' if STDERR isn't a tty
Eric Wong [Fri, 2 Sep 2022 18:26:23 +0000 (18:26 +0000)]
import: pass --quiet to `git gc' if STDERR isn't a tty

No need to pollute non-interactive output for gc use.  This
suppresses notifications from my `lei up --all -q' cronjob.

19 months agolei/store: do not write info/refs file
Eric Wong [Fri, 2 Sep 2022 18:26:22 +0000 (18:26 +0000)]
lei/store: do not write info/refs file

That file is meant for dumb HTTP servers, so avoid wasting two
inodes on something that should never be served for private
email.

19 months agoprepare HTML rendering maintainer tests for upcoming changes
Eric Wong [Sun, 4 Sep 2022 04:27:49 +0000 (04:27 +0000)]
prepare HTML rendering maintainer tests for upcoming changes

There'll be a number of upcoming changes to HTML rendering
of messages to hopefully reduce memory usage and speedups
by writing out to the gzip buffer earlier.

Update the tests now so it'll be easier to test before
and after results.

19 months agosolver: do not count duplicates in patch count
Eric Wong [Fri, 2 Sep 2022 10:11:48 +0000 (10:11 +0000)]
solver: do not count duplicates in patch count

We're considering duplicate patches from cross-posted lists
identical, so don't double-count them when displaying the
"applying [X/Y]" message since (successful) duplicates get
skipped.

19 months agosolver: handle copies properly
Eric Wong [Fri, 2 Sep 2022 10:11:47 +0000 (10:11 +0000)]
solver: handle copies properly

At least enough to get 66 patches applied to handle
/lore/all/34d644a519c/s/?b=target/arm/helper-mve.h
properly.

I noticed this bug due to a:
E: BUG: extra files in index: <100644 e91f526a1a83edb2b56798388a355b1c3729b4bd 0#011target/arm/translate-mve.c>
line in my syslog

However, the $TOTAL in "applying [X/$TOTAL]" in the debug log
is seems off...