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-rw-r--r--nixos/modules/virtualisation/openstack-metadata-fetcher.nix12
1 files changed, 8 insertions, 4 deletions
diff --git a/nixos/modules/virtualisation/openstack-metadata-fetcher.nix b/nixos/modules/virtualisation/openstack-metadata-fetcher.nix
index b8f78efb98a..2aff8ccd2c2 100644
--- a/nixos/modules/virtualisation/openstack-metadata-fetcher.nix
+++ b/nixos/modules/virtualisation/openstack-metadata-fetcher.nix
@@ -5,19 +5,23 @@
 
   echo "getting instance metadata..."
 
+  wget_imds() {
+    wget ${wgetExtraOptions} "$@"
+  }
+
   if ! [ -e "$metaDir/ami-manifest-path" ]; then
-    wget ${wgetExtraOptions} -O "$metaDir/ami-manifest-path" http://169.254.169.254/1.0/meta-data/ami-manifest-path
+    wget_imds -O "$metaDir/ami-manifest-path" http://169.254.169.254/1.0/meta-data/ami-manifest-path
   fi
 
   if ! [ -e "$metaDir/user-data" ]; then
-    wget ${wgetExtraOptions} -O "$metaDir/user-data" http://169.254.169.254/1.0/user-data && chmod 600 "$metaDir/user-data"
+    wget_imds -O "$metaDir/user-data" http://169.254.169.254/1.0/user-data && chmod 600 "$metaDir/user-data"
   fi
 
   if ! [ -e "$metaDir/hostname" ]; then
-    wget ${wgetExtraOptions} -O "$metaDir/hostname" http://169.254.169.254/1.0/meta-data/hostname
+    wget_imds -O "$metaDir/hostname" http://169.254.169.254/1.0/meta-data/hostname
   fi
 
   if ! [ -e "$metaDir/public-keys-0-openssh-key" ]; then
-    wget ${wgetExtraOptions} -O "$metaDir/public-keys-0-openssh-key" http://169.254.169.254/1.0/meta-data/public-keys/0/openssh-key
+    wget_imds -O "$metaDir/public-keys-0-openssh-key" http://169.254.169.254/1.0/meta-data/public-keys/0/openssh-key
   fi
 ''