feat(dhcp): implemented DHCPv6 Kea callouts

Makefile.toml

@@ -827,7 +827,7 @@ script = ["cargo xtask check-isolated-package-builds"]
 workspace = false
 description = "Check cargo-deny against licenses we're using to validate that we're not introducing new licenses inadvertently"
 category = "Licensing"
-script = ["cargo deny check license"]
+script = ["cargo deny check licenses"]
 
 [tasks.check-bans]
 workspace = false

crates/dhcp/Cargo.toml

@@ -12,6 +12,7 @@ crate-type = ["cdylib", "rlib"]
 [dependencies]
 chrono = { workspace = true }
 derive_builder = { workspace = true }
+dhcproto = { workspace = true }
 eyre = { workspace = true }
 hyper = { workspace = true, features = ["http2"] }
 hyper-util = { workspace = true, features = ["tokio"] }
@@ -37,7 +38,6 @@ metrics-endpoint = { path = "../metrics-endpoint" }
 
 [dev-dependencies]
 eyre = { workspace = true }
-dhcproto = { workspace = true }
 serde_json = { workspace = true }
 test-cdylib = { workspace = true }
 tempfile = { workspace = true }

crates/dhcp/examples/kea-dhcp6-carbide.conf

@@ -0,0 +1,65 @@
+{
+	"Dhcp6": {
+		// Add names of your network interfaces to listen on.
+		"interfaces-config": {
+			"interfaces": [ "eth0" ]
+		},
+
+		"lease-database": {
+			"type": "memfile",
+			"name": "/var/lib/kea/kea-leases6.csv",
+			"lfc-interval": 3600
+		},
+
+		// IA_NA lifetimes are Kea-native, like kea-dhcp4.conf.
+		"preferred-lifetime": 3600,
+		"valid-lifetime": 7200,
+		"renew-timer": 1800,
+		"rebind-timer": 2880,
+		"decline-probation-period": 900,
+
+		"hooks-libraries": [
+			{
+				"library": "/usr/lib/kea/hooks/libdhcp.so",
+				"parameters": {
+					"carbide-api-url": "https://carbide-api:1079",
+					"carbide-metrics-endpoint": "[::]:1090",
+					"hook-dns-servers-ipv6": "2606:4700:4700::1111",
+					"hook-ntp-servers-ipv6": "",
+					"hook-provisioning-server-ipv6": "",
+					"hook-rapid-commit-v6": false
+				}
+			}
+		],
+
+		"subnet6": [
+			{
+				"subnet": "::/0",
+				"pools": [{
+					"pool": "2001:db8::1-2001:db8::ffff"
+				}]
+			}
+		],
+
+		"loggers": [
+			{
+				"name": "kea-dhcp6",
+				"output_options": [{"output": "stdout"}],
+				"severity": "DEBUG",
+				"debuglevel": 10
+			},
+			{
+				"name": "kea-dhcp6.carbide-rust",
+				"output_options": [{"output": "stdout"}],
+				"severity": "INFO",
+				"debuglevel": 10
+			},
+			{
+				"name": "kea-dhcp6.carbide-callouts",
+				"output_options": [{"output": "stdout"}],
+				"severity": "INFO",
+				"debuglevel": 10
+			}
+		]
+	}
+}