add create-libguestfs-module.sh

Makefile

@@ -17,6 +17,7 @@ guestfish:
 
 deps:
 	scripts/download-deps.sh
+	scripts/create-libguestfs-module.sh
 
 guestfish-deps:
 	scripts/download-guestfish-deps.sh

README.md

@@ -5,7 +5,8 @@ cloudbuild downloads, modifies and uploads VM templates for the CSC cloud
 ## Installing dependencies
 If you have root access, run
 ```sh
-apt install golang-guestfs-dev
+sudo apt install golang-guestfs-dev
+scripts/create-libguestfs-module.sh
 ```
 
 Otherwise, run
@@ -20,7 +21,7 @@ for guestfs.
 
 If you have root access, run
 ```sh
-apt install libguestfs-tools
+sudo apt install libguestfs-tools
 ```
 
 Otherwise, run

scripts/create-libguestfs-module.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+set -ex
+
+DEPS_DIR=
+if ! [ -d /usr/share/gocode/src/libguestfs.org/guestfs ]; then
+    DEPS_DIR=guestfs/deps
+fi
+mkdir -p guestfs
+cp $DEPS_DIR/usr/share/gocode/src/libguestfs.org/guestfs/guestfs.go guestfs/
+cp $DEPS_DIR/usr/include/guestfs.h guestfs/
+cd guestfs
+rm -f go.mod
+go mod init guestfs

scripts/download-deps.sh

@@ -62,7 +62,3 @@ for dep in "${dependencies[@]}"; do
 done
 set -x
 rm -f *.deb
-
-cp deps/usr/share/gocode/src/libguestfs.org/guestfs/guestfs.go .
-cp deps/usr/include/guestfs.h .
-go mod init guestfs