Vultr: Fix lo being used for DHCP, try next on cmd fail (#1208)

canonical · Jan 28, 2022 · 6a4b6dc · 6a4b6dc
1 parent 1b09576
commit 6a4b6dc
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/cloudinit/sources/helpers/vultr.py b/cloudinit/sources/helpers/vultr.py
@@ -21,9 +21,11 @@ def get_metadata(url, timeout, retries, sec_between, agent):
 
     # Seek iface with DHCP
     for iface in net.get_interfaces():
-        # Skip dummy interfaces
+        # Skip dummy, lo interfaces
         if "dummy" in iface[0]:
             continue
+        if "lo" == iface[0]:
+            continue
         try:
             with EphemeralDHCPv4(
                 iface=iface[0], connectivity_url_data={"url": url}
@@ -33,7 +35,7 @@ def get_metadata(url, timeout, retries, sec_between, agent):
 
                 # Fetch the metadata
                 v1 = read_metadata(url, timeout, retries, sec_between, agent)
-        except (NoDHCPLeaseError) as exc:
+        except (NoDHCPLeaseError, subp.ProcessExecutionError) as exc:
             LOG.error("DHCP Exception: %s", exc)
             exception = exc