Add cmd-buildextend-vultr to prepare a Vultr raw image

* Build a raw image with the Ignition provider set to vultr
to correspond with coreos/ignition#918
* coreos/fedora-coreos-tracker#355

Author: dghubble

src/cmd-buildextend-vultr

@@ -0,0 +1 @@
+cmd-ore-wrapper

src/coreos-assembler

@@ -43,7 +43,7 @@ cmd=${1:-}
 build_commands="init fetch build run prune clean"
 # commands more likely to be used in a prod pipeline only
 advanced_build_commands="buildprep buildupload oscontainer"
-buildextend_commands="qemu aws azure gcp openstack installer live vmware metal"
+buildextend_commands="qemu aws azure gcp openstack installer live vmware metal vultr"
 utility_commands="tag sign compress koji-upload kola aws-replicate remote-prune"
 other_commands="shell meta"
 if [ -z "${cmd}" ]; then

src/cosalib/cli.py

@@ -9,7 +9,8 @@
     aliyun,
     aws,
     azure,
-    gcp
+    gcp,
+    vultr
 )
 
 CLOUD_CLI_TARGET = {
@@ -24,7 +25,10 @@
                azure.azure_run_ore_replicate),
     "gcp":    (gcp.gcp_cli,
                gcp.gcp_run_ore,
-               gcp.gcp_run_ore_replicate)
+               gcp.gcp_run_ore_replicate),
+    "vultr":  (vultr.vultr_cli,
+               vultr.vultr_run_ore,
+               vultr.vultr_run_ore_replicate),
 }
 
 

src/cosalib/qemuvariants.py

@@ -66,6 +66,10 @@
         "convert_options":  {
             '-o': 'adapter_type=lsilogic,subformat=streamOptimized,compat6'
         }
+    },
+    "vultr": {
+        "image_format": "raw",
+        "platform": "vultr",
     }
 }
 

src/cosalib/vultr.py

@@ -0,0 +1,23 @@
+from tenacity import (
+    retry,
+    stop_after_attempt
+)
+
+
+@retry(reraise=True, stop=stop_after_attempt(3))
+def vultr_run_ore(build, args):
+    """
+    Placeholder to upload a raw image to Vultr.
+    """
+    pass
+
+
+def vultr_run_ore_replicate(*args, **kwargs):
+    print("Images are not published to Vultr. This is a placeholder")
+
+
+def vultr_cli(parser):
+    """
+    Extend a parser with the Vultr options
+    """
+    return parser