Re: [coldsync-hackers] dump conduits fail with 404 Missing Daemon header

[bpaden at trimeros dot com]

More nfo ..

According to my tests, the tochild filehandler in conduits.c is 
definitely being closed BEFORE headers are written to it.  This
does not occur in sync mode, just dump/fetch.  Still don't know
why ...

on Tuesday, Apr 06, 2004, bpaden@trimeros.com, wrote:
> Hey all,
> 
> I saw some posts in the archive regarding this subject, but didn't see 
> any resolution to the problem.
> 
> When I attempt to use and custom dump conduits, the following error is
> reported:
> 
> 404 Missing Daemon header
> Missing Daemon header
> 
> I tried to write a conduit outside the ColdSyn namespace and capture 
> STDIN to the conduit.  Surprisingly, I found that nothing was being 
> sent to the conduit on STDIN.  I then put coldsync into debug mode,
> with -d conduit:7 and got a little more information:
> 
> <snip>
> Header[3] PDA-Snum:
> Header[4] PDA-Username:paden
> Header[5] PDA-Directory:/export/var/palm/paden
> Header[6] PDA-Default:0
> Header[7] InputDB:/export/var/palm/paden/backup/013, 3rd, Demo surv.pdb
> Header[8] OutputDB:/export/var/palm/paden/backup/013, 3rd, Demo surv.pdb
> Unblocking SIGCHLD.
> >>> Daemon: coldsync
> writing chunk [Daemon: coldsync
> ] (17)
> >>> Version: 3.0-pre4
> writing chunk [Version: 3.0-pre4
> ] (18)  
> >>> SyncType: Fast
> writing chunk [SyncType: Fast
> ] (15)  
> >>> PDA-Snum:  
> writing chunk [PDA-Snum: 
> ] (11)
> >>> PDA-Username: paden
> writing chunk [PDA-Username: paden
> ] (20)
> >>> PDA-Directory: /export/var/palm/paden
> writing chunk [PDA-Directory: /export/var/palm/paden
> ] (38)  
> >>> PDA-Default: 0
> writing chunk [PDA-Default: 0
> ] (15)  
> >>> InputDB: /export/var/palm/paden/backup/013, 3rd, Demo surv.pdb
> writing chunk [InputDB: /export/var/palm/paden/backup/013, 3rd, Demo surv.pdb
> ] (63)
> >>> OutputDB: /export/var/palm/paden/backup/013, 3rd, Demo surv.pdb
> writing chunk [OutputDB: /export/var/palm/paden/backup/013, 3rd, Demo surv.pdb
> ] (64)
> Unblocking SIGCHLD.
> find_in_path: returning [/export/dmos/conduits/test.pl]
> 404 Missing Daemon header
> run_conduit: select() returned 1
> Child has printed to stdout.
> Blocking SIGCHLD.
> cond_readline: About to select()
> cond_readline: select() returned 1
> Child has written something 
> cond_readstatus: <<< "404 Missing Daemon header"
> Missing Daemon header
> Unblocking SIGCHLD.
> run_conduit: got status 404
> siglongjmp(1)ing out of SIGCHLD.
> Returned from sigsetjmp(): 1
> cond_readline: About to select()
> cond_readline: select() returned 1
> </snip>
> 
> It looks to me like the headers are **never** printed to the conduit, 
> though I have been over and over the code and can't figure out why.  
> Anyone know the fix for this?
>  
> 
> 
> -- 
> Brett Paden
> bpaden@trimeros.com
> http://trimeros.com
> 877.352.data (office)
> 954.663.0678 (cell)
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-- 
Brett Paden
bpaden@trimeros.com
http://trimeros.com
877.352.data (office)
954.663.0678 (cell)
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