 01 Mar 2019, Konstantin Olchanski, Info, Gyrations of custom pages and ODB /Custom/Path
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Before the days of javascript and ajax and web 2.0, MIDAS introduced "custom pages" for
building graphical display that could show "live" data from MIDAS and that could
have buttons and controls to operate slow controls equipment, etc.
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 04 Mar 2019, Konstantin Olchanski, Info, Gyrations of custom pages and ODB /Custom/Path
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Hi, guys, as I was exploring the code and the commit history on Thursday (git rules!) and
as I worked on getting the old custom files to work with Suzannah on Friday, I think
I know how I want this code to work. I think there is no need to break with the old
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04 Mar 2019, Konstantin Olchanski, Forum, Best MIDAS branch/version for "production"
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Hi, Giorgio - you are asking excellent questions. I will try to answer them, but as ever, there are no
easy answers.
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05 Mar 2019, Konstantin Olchanski, Forum, Best MIDAS branch/version for "production"
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>
> PS other than the code peculiar to our experiment, I have made a little modification to the MIDAS install
> Makefile (I noticed that there is an "install" target but not an "uninstall" target so I wrote it).
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05 Mar 2019, Konstantin Olchanski, Info, Gyrations of custom pages and ODB /Custom/Path
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> > - mhttpd cannot serve /etc/passwd by default as "/" is forbidden in file names added to /Custom/Path.
> You do this with a simple
> if (custom_path == "/")
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05 Mar 2019, Konstantin Olchanski, Info, Gyrations of custom pages and ODB /Custom/Path
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> First, I did not propose to give up the /Custom tree in the ODB, sorry for the misunderstanding.
> We still need it in order to display the menu with the custom pages at the left side navigation bar.
> In principle all can stay like it is, except we remove /Custom/Path and rewrite the file server to restrict it only
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05 Mar 2019, Konstantin Olchanski, Info, Gyrations of custom pages and ODB /Custom/Path
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> Just set
> /Custom/Path = /./
> which is allowed right now and then access etc/passwd, which translates to /./etc/passwd and then you get the password file.
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05 Mar 2019, Konstantin Olchanski, Info, Gyrations of custom pages and ODB /Custom/Path
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> > We have several large installations at TRIUMF that use the old-style custom pages - MUSR, BNMR/BNQR, TITAN (and more?) -
> > none of these experiments are going away any time soon and none of these custom pages are rewriting themselves.
>
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05 Mar 2019, Konstantin Olchanski, Info, Gyrations of custom pages and ODB /Custom/Path
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>
> That sounds fine, as long as it is clearly documented.
>
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05 Mar 2019, Konstantin Olchanski, Info, mhttpd magic urls
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> Here is the list of mhttpd magic URLs.
See additional magic URLs at the very bottom:
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06 Mar 2019, Konstantin Olchanski, Forum, Best MIDAS branch/version for "production"
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> > > Hmm... for most experiments, we do not "install" midas. I should probably remove the "install" target from the Makefile.
>
> install MIDAS in the /opt/midas folder to remain consistent with the other programs that we are using for
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06 Mar 2019, Konstantin Olchanski, Info, Gyrations of custom pages and ODB /Custom/Path
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> > The biggest problem so far we have seen is with some pages having incorrect form submission
> > settings - some forms use the wrong form "action" attribute, which worked before, we do not know
> > why, and definitely does not work now. This is not something that we can fix on the midas side.
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06 Mar 2019, Konstantin Olchanski, Info, mhttpd magic urls
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> > Here is the list of mhttpd magic URLs.
> See additional magic URLs at the very bottom:
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13 Mar 2019, Konstantin Olchanski, Forum, systemd unit file for mhttpd
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> > Can you post your systemd unit file to this elog, others may find it useful.
Thank you very much!
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13 Mar 2019, Konstantin Olchanski, Forum, Problem stopping every second run
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> I'm running a DAQ frontend and it works well if one single run is
> taken. If I try to take a second run right after, the run is performed but, when
> stopping it, I get the error messages below. Any hint?
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13 Mar 2019, Konstantin Olchanski, Forum, Run length
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I did not quite understand your desired sequence, is this what you want:
- at 1pm
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14 Mar 2019, Konstantin Olchanski, Forum, systemd unit file for mhttpd
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> As far as NIS is concerned, I am sorry but I don't know how it is used by MIDAS.
NIS is traditionally used together with autofs to form clusters of UNIX/Linux machines. NIS is a database
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14 Mar 2019, Konstantin Olchanski, Info, bitbucket issue tracker "feature"
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> It turns out the bitbucket issue tracker has a feature - I cannot make it automatically add me
> to the watcher list of all new issues.
>
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14 Mar 2019, Konstantin Olchanski, Info, switch to json odb dump format
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Regarding odb dumps saved into the midas output files, there are several
requests to make it possible to save odb in the json format.
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14 Mar 2019, Konstantin Olchanski, Info, Gyrations of custom pages and ODB /Custom/Path
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I now understand Stefan's and Thomas's proposal a little bit better.
In my mind only one issue remains - when we say "we will serve files from directory X", how
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