4312: Fix dpkg search to use dpkg-query.

diff --git a/sdk/cli/bin/crunch-job b/sdk/cli/bin/crunch-job
index 4cd41828834b3c729f9fe53fca4a68a88b044b0b..bf2612d9e0b34f7ec505473b319aca5bd81aee23 100755 (executable)
--- a/sdk/cli/bin/crunch-job
+++ b/sdk/cli/bin/crunch-job
@@ -1854,7 +1854,7 @@ if (@ARGV) {
   my $pkgs;
   if ($venv_built) {
     $Log->("Running in Python SDK virtualenv");
-    $pkgs = `((\Q$venv_dir/bin/pip\E freeze 2>/dev/null | grep arvados) || dpkg --show '*arvados*')`;
+    $pkgs = `((\Q$venv_dir/bin/pip\E freeze 2>/dev/null | grep arvados) || dpkg-query --show '*arvados*')`;
     my $orig_argv = join(" ", map { quotemeta($_); } @ARGV);
     @ARGV = ("/bin/sh", "-ec",
              ". \Q$venv_dir/bin/activate\E; exec $orig_argv");
@@ -1862,7 +1862,7 @@ if (@ARGV) {
     $Log->("Warning: virtualenv not found inside Docker container default " +
            "\$PATH. Can't install Python SDK.");
   } else {
-    $pkgs = `((pip freeze 2>/dev/null | grep arvados) || dpkg --show '*arvados*')`;
+    $pkgs = `((pip freeze 2>/dev/null | grep arvados) || dpkg-query --show '*arvados*')`;
   }
 
   if ($pkgs) {