CLI Reference¶
Synopsis¶
Flags¶
| Flag | Short | Default | Description |
|---|---|---|---|
--subnet |
-s |
Auto-detected | CIDR subnet to scan (e.g. 192.168.1.0/24) |
--version |
Print version, commit, and build date | ||
--help |
-h |
Show help |
Examples¶
# Launch with auto-detected subnet
nova
# Override subnet
nova --subnet 10.0.0.0/24
nova -s 172.16.0.0/16
# Print version
nova --version
# Run as root for full scan capabilities
sudo nova
sudo nova -s 192.168.0.0/24
Subnet auto-detection¶
When no --subnet flag is provided, NOVA selects the first non-virtual network interface
with a non-loopback IPv4 address and uses its actual network address and mask.
Interfaces with the following prefixes are skipped:
Exit codes¶
| Code | Meaning |
|---|---|
0 |
Clean exit (user quit normally) |
1 |
Fatal error (missing dependency, invalid flag, etc.) |
Version string¶
The --version output is injected at build time via ldflags:
In development builds (no ldflags), defaults to: