FTS flatcurve not index messages when SEARCH run on Virtual Mailboxes

[Aki Tuomi]

> On 17/01/2022 10:09 Alessio Cecchi <alessio at skye.it> wrote:
> 
> 
> Il 11/01/22 15:27, Aki Tuomi ha scritto:
> > > On 11/01/2022 15:21 Alessio Cecchi <alessio at skye.it> wrote:
> > > 
> > > 
> > > Hi,
> > > I'm testing FTS flatcurve plugin in order to understand if I can switch from FTS Solr to flatcurve.
> > >  
> > >  In my configuration I have enabled Virtual mailboxes and for search in all folders I just SEARCH on Virtual/All folder. I this (virtual) folder is not indexed with FTS Solr Dovecot start to index it (or all real folders).
> > >  
> > >  But with FTS flatcurve when I SEARCH on Virtual/All for the first time the indexer process does not start and the search return empty. Only if I run manually "doveadm index -q -u alessio at email.net '*'" flatcurve find messages.
> > >  
> > >  Can flatcurve have the same feature as Solr for Virtual mailboxes?
> > > Here a sample of my configuration:
> > > namespace Virtual {
> > >  hidden = yes
> > >  list = no
> > >  location = virtual:/etc/dovecot/virtual:INDEX=~/Maildir/virtual
> > >  prefix = Virtual/
> > >  separator = /
> > >  subscriptions = no
> > >  }
> > >  
> > >  namespace inbox {
> > >  [...]
> > >  mailbox virtual/All {
> > >  comment = All my messages
> > >  special_use = \All
> > >  }
> > >  }
> > >  
> > >  # cat /etc/dovecot/virtual/All/dovecot-virtual 
> > >  *
> > >  all
> > >  
> > > 
> > > Thanks
> > > 
> > > -- 
> > > Alessio Cecchi
> > > Postmaster @ http://www.qboxmail.it
> > > https://www.linkedin.com/in/alessice
> > > 
> > Hi!
> > 
> > plugin {
> >   fts_autoindex = yes
> >   fts_enforced = yes
> > }
> > 
> > probably fixes your issue.
> Hi,
> probably I have found where is the issue.
> My Dovecot is configured with fts=solr and my mailbox is already indexed with Solr. For testing Flatcurve I just change dovecot config from fts=solr to fts=flatcurve and run "doveadm fts rescan -u EMAIL".
> Now, after "fts rescan" on my account if I SEARCH on a standard mailbox folder, flatcurve index is updated, if I SEARCH on Virtual/All flatcurve index is not updated.
> If I test SEARCH, with flatcurve, on a newly created mailbox account, never indexed with Solr (or if I delete all dovecot.* file on my mailbox account previously index with Solr) also a SEARCH on Virtual/All updating flatcurve index.
> So my question is, there is a specific command for switch from an FTS plugin to another or there is a bug in this procedure?
> Thanks
> 
> --
> Alessio Cecchi
> Postmaster @ http://www.qboxmail.it
> https://www.linkedin.com/in/alessice

fts rescan actually just deletes fts indexes, it does not actually rescan anything.

to do full rescan, you need to 

doveadm fts rescan -u user
doveadm index -u user "*"

Aki