Respect SystemTypes if defined

Dependencies

• [2] SA5ZZ3I4 hydra-queue-runner: Use nix.machines instead of the SystemTypes table to determine how many build jobs are allowed per system type.
• [3] DQD7JMSU * Fix the terminology.
• [4] NREF6YOA * Don't start more builds concurrently than allowed for each system
• [5] LZO3C2KI * Hack around those SQLite timeouts: just retry the transaction.
• [6] 7YBYT2LQ
• [7] MOX7XJ2E Merge the BuildSchedulingInfo table into the Builds table
• [8] WHAFVCEI
• [9] QZLMDKMU * Queue runner: don't start scheduled builds builds if they belong to
• [10] TWVSALRL * Allow the maximum number of concurrent builds per platform to be

Change contents

• replacement in src/script/hydra-queue-runner at line 78
  [3.8470]→[2.34:62](∅→∅)
  − my %maxConcurrent = ();
  [3.8470]

  [2.62]
  + my %maxConcurrent;
• replacement in src/script/hydra-queue-runner at line 102
  [3.8666]→[2.320:388](∅→∅)
  − my $extraAllowed = $maxConcurrent{$system} - $nrActive;
  [3.8666]

  [3.892]
  + (my $systemTypeInfo) = $db->resultset('SystemTypes')->search({system => $system->system});

  + my $max = defined $systemTypeInfo ? $systemTypeInfo->maxconcurrent : $maxConcurrent{$system} // 2;

  +

  + my $extraAllowed = $max - $nrActive;
• replacement in src/script/hydra-queue-runner at line 115
  [3.1345]→[2.389:463](∅→∅)
  − "': $nrActive active, $maxConcurrent{$system} allowed, ",
  [3.1345]

  [3.626]
  + "': $nrActive active, $max allowed, ",