Use Python pip to install VMware ESXi deps instead of git sub modules

.gitmodules

@@ -1,24 +0,0 @@
-[submodule "vmware-esxi/pyyaml"]
-	path = vmware-esxi/pyyaml
-	url = https://github.com/yaml/pyyaml
-[submodule "vmware-esxi/oauthlib"]
-	path = vmware-esxi/oauthlib
-	url = https://github.com/oauthlib/oauthlib
-[submodule "vmware-esxi/ipaddr"]
-	path = vmware-esxi/ipaddr
-	url = https://github.com/google/ipaddr-py
-[submodule "vmware-esxi/requests"]
-	path = vmware-esxi/requests
-	url = https://github.com/kennethreitz/requests
-[submodule "vmware-esxi/urllib3"]
-	path = vmware-esxi/urllib3
-	url = https://github.com/urllib3/urllib3
-[submodule "vmware-esxi/chardet"]
-	path = vmware-esxi/chardet
-	url = https://github.com/chardet/chardet
-[submodule "vmware-esxi/python-certifi"]
-	path = vmware-esxi/python-certifi
-	url = https://github.com/certifi/python-certifi
-[submodule "vmware-esxi/idna"]
-	path = vmware-esxi/idna
-	url = https://github.com/kjd/idna

README.md

@@ -20,18 +20,3 @@ If you wish to use QEMU's UI also remove "headless": true
 
 If you keep "headless": true you can connect using VNC. Packer will output the
 IP and port to connect to when run.
-
-## Git Submodules
-Packer MAAS uses git submodules to retrieve required resource files during
-image building. Packer MAAS and all submodules can be cloned at once with:
-
-```
-$ git clone --recurse-submodules [email protected]:canonical/packer-maas.git
-```
-
-If Packer MAAS has already been checked out submodules can be retrieved with
-
-```
-$ git submodule init
-$ git submodule update
-```

vmware-esxi/requirements.txt

@@ -0,0 +1,4 @@
+ipaddr==2.2.0
+oauthlib==3.1.0
+PyYAML==5.4.1
+requests==2.25.1

vmware-esxi/vmware-esxi.json

@@ -44,26 +44,14 @@
                 "TMP_DIR=$(mktemp -d /tmp/packer-maas-XXXX)",
                 "echo 'Adding curtin-hooks to image...'",
                 "mount ${nbd}p1 $TMP_DIR",
-                "mkdir -p $TMP_DIR/curtin",
-                "cp curtin-hooks $TMP_DIR/curtin",
+                "cp -r curtin $TMP_DIR",
                 "sync -f $TMP_DIR/curtin",
                 "umount $TMP_DIR",
                 "echo 'Adding post-install scripts to image...'",
                 "mount ${nbd}p6 $TMP_DIR",
-                "mkdir -p $TMP_DIR/maas",
-                "cp -r pyyaml/lib3/yaml $TMP_DIR/maas",
-                "cp -r oauthlib/oauthlib $TMP_DIR/maas",
-                "cp -r urllib3/urllib3 $TMP_DIR/maas",
-                "cp -r chardet/chardet $TMP_DIR/maas",
-                "cp -r python-certifi/certifi $TMP_DIR/maas",
-                "cp -r idna/idna $TMP_DIR/maas",
-                "cp -r requests/requests $TMP_DIR/maas",
-                "cp maas-md-get $TMP_DIR/maas",
-                "cp ipaddr/ipaddr.py $TMP_DIR/maas",
-                "cp netplan-esxi $TMP_DIR/maas",
-                "cp storage-esxi $TMP_DIR/maas",
-                "cp vendor-data-esxi $TMP_DIR/maas",
-                "cp vcenter $TMP_DIR/maas",
+                "cp -r maas $TMP_DIR",
+                "python3 -m pip install -r requirements.txt --no-compile --target $TMP_DIR/maas",
+                "find $TMP_DIR/maas -name __pycache__ -type d -or -name *.so | xargs rm -rf",
                 "echo 'Unmounting image...'",
                 "sync -f $TMP_DIR/maas",
                 "umount $TMP_DIR",