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HPCC-30746 Add support for bare-metal DFS TLS #18005

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jakesmith
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@jakesmith jakesmith commented Nov 8, 2023

  1. Fix some issues that prevented the DFS service from being useable in bare-metal.
  2. Allow dafilesrv in standard (non-SSL) configuration, to also listen for SSL connections.
    So that existing bare-metal connections continue to use existing port, and DFS calls can use the TLS route.
  3. Modify the dafilesrv secret hook mapping, so that it allows no secret, which means, still establish a secure connection (TLS), but without certificates.

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  • This change is a bug fix (non-breaking change which fixes an issue).
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github-actions bot commented Nov 8, 2023

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@ghalliday ghalliday left a comment

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I didn't see anything wrong/logic flaws, although I didn't follow it all. One question.

@@ -340,6 +340,31 @@ IDAFS_Exception *createDafsExceptionV(int code, const char *format, ...)
return ret;
}

unsigned getPreferredDafsClientPort(bool external)
{
if (isContainerized())
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Does this mean this is not called when K8s calls bare-metal? Will this trigger failures?

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@jakesmith jakesmith Nov 9, 2023

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that was a late addition and a mistake, there is 1 context it is called in which is explicitly bare-metal only (which is why added, thinking it was the only place), but it is also refactored code that could be called in general/in containerized too in theory (possibly only via containerized when ~foreign has been enabled..)
I'll remove.

1) Fix some issues that prevented the DFS service from
being useable in bare-metal.
2) Allow dafilesrv in standard (non-SSL) configuration, to also
listen for SSL connections.
So that existing bare-metal connections continue to use existing
port, and DFS calls can use the TLS route.
3) Modify the dafilesrv secret hook mapping, so that it allows
no secret, which means, still establish a secure connection (TLS),
but without certificates.

Signed-off-by: Jake Smith <jake.smith@lexisnexisrisk.com>
@jakesmith jakesmith force-pushed the HPCC-30746-baremetal-dfs-tls branch from dba71ca to bf1b435 Compare November 9, 2023 12:57
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@ghalliday - removed the isContainerized() test form getPreferredDafsClientPort (squashed in).

@@ -1067,7 +1067,7 @@ bool getBestFilePart(CActivityBase *activity, IPartDescriptor &partDesc, OwnedIF
file.setown(createDaliServixFile(rfn));
}
else
file.setown(createIFile(locationName.str()));
file.setown(createIFile(rfn)); // use rfn not locationName, to preserve port through hooking mechanisms
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good find.

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@mckellyln mckellyln left a comment

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Approved.

@ghalliday ghalliday merged commit 37d9f4b into hpcc-systems:candidate-9.4.x Nov 9, 2023
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3 participants