Support checking /dev/nbdX nodes in Docker

2023-05-08 20:39:20 +03:00
parent e0fb17bfee
commit cfcf4f4355
2 changed files with 13 additions and 0 deletions
@@ -117,3 +117,14 @@ check_qemu()
        sudo ln -s "$(realpath .)/build/src/block-vitastor.so" /usr/lib/x86_64-linux-gnu/qemu/block-vitastor.so
    fi
 }
+
+check_nbd()
+{
+    if [[ -d /sys/module/nbd && ! -e /dev/nbd0 ]]; then
+        max_part=$(cat /sys/module/nbd/parameters/max_part)
+        nbds_max=$(cat /sys/module/nbd/parameters/nbds_max)
+        for i in $(seq 1 $nbds_max); do
+            mknod /dev/nbd$((i-1)) b 43 $(((i-1)*(max_part+1)))
+        done
+    fi
+}