doc: update 1.7 release notes, tuning, TODO

[public-inbox.git] / TODO

diff --git a/TODO b/TODO
index 9396f66113750f26d17a761357850d24c08eea30..4993b02c2837a5dc64edeb6d4aff244490c30ab0 100644 (file)
--- a/TODO
+++ b/TODO
@@ -86,7 +86,10 @@ all need to be considered for everything we introduce)
 
 * more and better test cases (use git fast-import to speed up creation)
 
-* large mbox/Maildir/MH/NNTP spool import (see PublicInbox::Import)
+* large mbox/Maildir/MH/NNTP spool import (in lei, but not
+  for public-facing inboxes)
+
+* MH import support (read-only, at least)
 
 * Read-only WebDAV interface to the git repo so it can be mounted
   via davfs2 or fusedav to avoid full clones.
@@ -112,9 +115,8 @@ all need to be considered for everything we introduce)
 * imperfect scraper importers for obfuscated list archives
   (e.g. obfuscated Mailman stuff, Google Groups, etc...)
 
-* extend public-inbox-watch to support IMAP, NNTP
-
 * improve performance and avoid head-of-line blocking on slow storage
+  (done for most git blob retrievals, Xapian needs work)
 
 * HTTP(S) search API (likely JMAP, but GraphQL could be an option)
   It should support git-specific prefixes (dfpre:, dfpost:, dfn:, etc)
@@ -123,22 +125,20 @@ all need to be considered for everything we introduce)
 
 * search across multiple inboxes, or admin-definable groups of inboxes
 
+  This will require a new detached Xapian index that can be used in
+  parallel with existing per-inbox indices.  Using ->add_database
+  with hundreds of shards is unusable in current Xapian as of
+  August 2020 (acknowledged by Xapian upstream).
+
 * scalability to tens/hundreds of thousands of inboxes
 
   - pagination for WwwListing
 
   - inotify-based manifest.js.gz updates
 
-  - process/FD reduction (needs to be slow-storage friendly)
-
   ...
 
-* command-line tool (similar to mairix/notmuch, but solver+git-aware)
-
-* consider removing doc_data from Xapian, redundant with over.sqlite3
-
-* share "git cat-file --batch" processes across inboxes to avoid
-  bumping into /proc/sys/fs/pipe-user-pages-* limits
+* lei - see %CMD in lib/PublicInbox/LEI.pm
 
 * make "git cat-file --batch" detect unlinked packfiles so we don't
   have to restart processes (very long-term)
@@ -157,15 +157,9 @@ all need to be considered for everything we introduce)
 
 * highlighting + linkification for "git format-patch --interdiff" output
 
-* highlighting + linkification for "git format-patch --range-diff" output
-  (requires mirroring of git repos)
-
-* parse and allow (semi)automatic-mirroring of "git request-pull" output
-  for coderepos
-
-* configurable diff output for solver-generated blobs
-
-* figure out how search for messages with multiple Date: headers
-  should work (some wacky examples out there...)
+* highlighting for "git format-patch --range-diff" output
+  (linkification is too expensive, as it requires mirroring)
 
 * support UUCP addresses for legacy archives
+
+* decode (skip indexing of) base-85 binary patches to avoid false-positives