Improve DOMAIN* Handling

run-tests

@@ -132,6 +132,9 @@ function runtest {
     [[ ${busctl_called} -eq 0 ]] && \
       _pass "busctl was not called, as expected" || \
       _fail "busctl was called, not expected"
+  else
+    [[ ${busctl_called} -eq 0 ]] && \
+      _fail "busctl was not called, not expected"
   fi
 
   echo

tests/04_multiple_ipv4_dns_2.sh → tests/03b_multiple_ipv4_dns_2.sh

@@ -1,5 +1,5 @@
 script_type="up"
-dev="tun04"
+dev="tun03"
 foreign_option_1="dhcp-option DNS 1.23.4.56"
 foreign_option_2="dhcp-option DNS 5.6.7.89"
 foreign_option_3="dhcp-option DNS 34.5.67.8"

tests/05_dns_domain_only.sh → tests/04a_single_dns_domain.sh

@@ -1,7 +1,7 @@
 script_type="up"
-dev="tun05"
+dev="tun04"
 foreign_option_1="dhcp-option DOMAIN example.com"
 
-TEST_TITLE="DNS Domain Only"
+TEST_TITLE="Single DNS Domain"
 TEST_BUSCTL_CALLED=1
 TEST_BUSCTL_DOMAINS="1 example.com false"

tests/04b_multiple_dns_domains.sh

@@ -0,0 +1,8 @@
+script_type="up"
+dev="tun04"
+foreign_option_1="dhcp-option DOMAIN example.com"
+foreign_option_2="dhcp-option DOMAIN example.co"
+
+TEST_TITLE="Multiple DNS Domains"
+TEST_BUSCTL_CALLED=1
+TEST_BUSCTL_DOMAINS="1 example.co false"

tests/06_dns_domain_and_search_1.sh → tests/05a_dns_domain_and_search_1.sh

@@ -1,8 +1,8 @@
 script_type="up"
-dev="tun06"
+dev="tun05"
 foreign_option_1="dhcp-option DOMAIN example.com"
 foreign_option_2="dhcp-option DOMAIN-SEARCH example.org"
 
-TEST_TITLE="DNS Domain and Search (Part 1)"
+TEST_TITLE="DNS Single Domain and Single Search"
 TEST_BUSCTL_CALLED=1
-TEST_BUSCTL_DOMAINS="2 example.com false example.org true"
+TEST_BUSCTL_DOMAINS="2 example.com false example.org false"

tests/07_dns_domain_and_search_2.sh → tests/05b_dns_domain_and_search_2.sh

@@ -1,9 +1,9 @@
 script_type="up"
-dev="tun07"
+dev="tun05"
 foreign_option_1="dhcp-option DOMAIN example.com"
 foreign_option_2="dhcp-option DOMAIN-SEARCH example.org"
 foreign_option_3="dhcp-option DOMAIN-SEARCH example.net"
 
-TEST_TITLE="DNS Domain and Search (Part 2)"
+TEST_TITLE="DNS Single Domain and Dual Search"
 TEST_BUSCTL_CALLED=1
-TEST_BUSCTL_DOMAINS="3 example.com false example.org true example.net true"
+TEST_BUSCTL_DOMAINS="3 example.com false example.org false example.net false"

tests/05c_dns_domain_and_search_3.sh

@@ -0,0 +1,9 @@
+script_type="up"
+dev="tun05"
+foreign_option_1="dhcp-option DOMAIN-SEARCH example.org"
+foreign_option_2="dhcp-option DOMAIN example.com"
+foreign_option_3="dhcp-option DOMAIN-SEARCH example.net"
+
+TEST_TITLE="DNS Single Domain and Dual Search (with Order Check)"
+TEST_BUSCTL_CALLED=1
+TEST_BUSCTL_DOMAINS="3 example.com false example.org false example.net false"

tests/05d_dns_domain_and_search_4.sh

@@ -0,0 +1,10 @@
+script_type="up"
+dev="tun05"
+foreign_option_1="dhcp-option DOMAIN-SEARCH example.org"
+foreign_option_2="dhcp-option DOMAIN example.co"
+foreign_option_3="dhcp-option DOMAIN example.com"
+foreign_option_4="dhcp-option DOMAIN-SEARCH example.net"
+
+TEST_TITLE="DNS Dual Domain and Dual Search (with Order Check)"
+TEST_BUSCTL_CALLED=1
+TEST_BUSCTL_DOMAINS="3 example.com false example.org false example.net false"

tests/06a_single_domain_route.sh

@@ -0,0 +1,7 @@
+script_type="up"
+dev="tun06"
+foreign_option_1="dhcp-option DOMAIN-ROUTE example.com"
+
+TEST_TITLE="Single DNS Route"
+TEST_BUSCTL_CALLED=1
+TEST_BUSCTL_DOMAINS="1 example.com true"

tests/06b_multiple_domain_routes.sh

@@ -0,0 +1,9 @@
+script_type="up"
+dev="tun06"
+foreign_option_1="dhcp-option DOMAIN-ROUTE example.com"
+foreign_option_2="dhcp-option DOMAIN-ROUTE example.co"
+foreign_option_3="dhcp-option DOMAIN-ROUTE example.co.uk"
+
+TEST_TITLE="Single DNS Route"
+TEST_BUSCTL_DOMAINS="3 example.com true example.co true example.co.uk true"
+TEST_BUSCTL_CALLED=1

tests/07a_dns_domain_search_and_route_1.sh

@@ -0,0 +1,10 @@
+script_type="up"
+dev="tun07"
+foreign_option_1="dhcp-option DOMAIN example.com"
+foreign_option_2="dhcp-option DOMAIN-SEARCH example.org"
+foreign_option_3="dhcp-option DOMAIN-SEARCH example.co.uk"
+foreign_option_4="dhcp-option DOMAIN-ROUTE example.net"
+
+TEST_TITLE="DNS Single Domain, Dual Search, Single Route"
+TEST_BUSCTL_CALLED=1
+TEST_BUSCTL_DOMAINS="4 example.com false example.org false example.co.uk false example.net true"

tests/07b_dns_domain_search_and_route_2.sh

@@ -0,0 +1,12 @@
+script_type="up"
+dev="tun07"
+foreign_option_1="dhcp-option DOMAIN example.com"
+foreign_option_2="dhcp-option DOMAIN-SEARCH example.org"
+foreign_option_3="dhcp-option DOMAIN-ROUTE example.net"
+foreign_option_4="dhcp-option DOMAIN-SEARCH example.co.uk"
+foreign_option_5="dhcp-option DOMAIN example.co"
+foreign_option_6="dhcp-option DOMAIN-ROUTE example.uk.com"
+
+TEST_TITLE="DNS Dual Domain, Dual Search, Dual Route (with Order Check)"
+TEST_BUSCTL_CALLED=1
+TEST_BUSCTL_DOMAINS="5 example.co false example.org false example.co.uk false example.net true example.uk.com true"

tests/09_dns_ipv4_domain_and_search.sh → tests/08b_dns_ipv4_domain_and_search.sh

@@ -1,5 +1,5 @@
 script_type="up"
-dev="tun09"
+dev="tun08"
 foreign_option_1="dhcp-option DNS 1.23.4.56"
 foreign_option_2="dhcp-option DNS 2.34.5.67"
 foreign_option_3="dhcp-option DOMAIN example.co.uk"
@@ -9,4 +9,4 @@ foreign_option_5="dhcp-option DOMAIN-SEARCH example.com"
 TEST_TITLE="DNS IPv4 Servers, Domain, and Search"
 TEST_BUSCTL_CALLED=1
 TEST_BUSCTL_DNS="2 2 4 1 23 4 56 2 4 2 34 5 67"
-TEST_BUSCTL_DOMAINS="3 example.co.uk false example.co true example.com true"
+TEST_BUSCTL_DOMAINS="3 example.co.uk false example.co false example.com false"

tests/08b_dns_ipv4_domain_search_and_route.sh

@@ -0,0 +1,12 @@
+script_type="up"
+dev="tun08"
+foreign_option_1="dhcp-option DNS 1.23.4.56"
+foreign_option_2="dhcp-option DNS 2.34.5.67"
+foreign_option_3="dhcp-option DOMAIN example.co.uk"
+foreign_option_4="dhcp-option DOMAIN-SEARCH example.co"
+foreign_option_5="dhcp-option DOMAIN-ROUTE example.com"
+
+TEST_TITLE="DNS IPv4 Servers, Domain, Search, and Route"
+TEST_BUSCTL_CALLED=1
+TEST_BUSCTL_DNS="2 2 4 1 23 4 56 2 4 2 34 5 67"
+TEST_BUSCTL_DOMAINS="3 example.co.uk false example.co false example.com true"

tests/18_dns_ipv4_ipv6_domain_and_search.sh

@@ -10,4 +10,4 @@ foreign_option_6="dhcp-option DOMAIN-SEARCH example.co"
 TEST_TITLE="DNS IPv4 and IPv6 Servers, plus Domain and Search"
 TEST_BUSCTL_CALLED=1
 TEST_BUSCTL_DNS="4 2 4 1 23 4 56 2 4 2 34 56 7 2 16 18 52 5 103 0 137 0 0 0 0 0 0 0 171 205 239 2 16 18 52 5 103 0 137 0 0 0 0 0 0 0 186 205 239"
-TEST_BUSCTL_DOMAINS="2 example.com false example.co true"
+TEST_BUSCTL_DOMAINS="2 example.com false example.co false"

update-systemd-resolved

@@ -80,8 +80,8 @@ up() {
 
   # Preset values for processing -- will be altered in the various process_*
   # functions.
-  local -a dns_servers=() dns_domains=()
-  local -i dns_server_count=0 dns_domain_count=0
+  local -a dns_servers=() dns_domain=() dns_search=() dns_routed=()
+  local -i dns_server_count=0 dns_domain_count=0 dns_search_count=0 dns_routed_count=0
 
   while read -r setting; do
     setting_type="${setting%% *}"
@@ -103,8 +103,20 @@ up() {
     busctl_call SetLinkDNS 'ia(iay)' "${busctl_params[@]}" || return $?
   fi
 
-  if [[ "${#dns_domains[*]}" -gt 0 ]]; then
-    busctl_params=("$if_index" "$dns_domain_count" "${dns_domains[@]}")
+  if [[ "${#dns_domain[*]}" -gt 0 \
+     || "${#dns_search[*]}" -gt 0 \
+     || "${#dns_routed[*]}" -gt 0 ]]; then
+    dns_count=$((dns_domain_count+dns_search_count+dns_routed_count))
+    busctl_params=("$if_index" "$dns_count")
+    if [[ "${#dns_domain[*]}" -gt 0 ]]; then
+      busctl_params+=("${dns_domain[@]}")
+    fi
+    if [[ "${#dns_search[*]}" -gt 0 ]]; then
+      busctl_params+=("${dns_search[@]}")
+    fi
+    if [[ "${#dns_routed[*]}" -gt 0 ]]; then
+      busctl_params+=("${dns_routed[@]}")
+    fi
     info "SetLinkDomains(${busctl_params[*]})"
     busctl_call SetLinkDomains 'ia(sb)' "${busctl_params[@]}" || return $?
   fi
@@ -305,18 +317,27 @@ process_domain() {
   local domain="$1"
   shift
 
-  info "Adding DNS Domain ${domain}"
-  (( dns_domain_count += 1 ))
-  dns_domains+=("${domain}" false)
+  info "Setting DNS Domain ${domain}"
+  (( dns_domain_count = 1 ))
+  dns_domain=("${domain}" false)
 }
 
 process_domain_search() {
   local domain="$1"
   shift
 
   info "Adding DNS Search Domain ${domain}"
-  (( dns_domain_count += 1 ))
-  dns_domains+=("${domain}" true)
+  (( dns_search_count += 1 ))
+  dns_search+=("${domain}" false)
+}
+
+process_domain_route() {
+  local domain="$1"
+  shift
+
+  info "Adding DNS Routed Domain ${domain}"
+  (( dns_routed_count += 1 ))
+  dns_routed+=("${domain}" true)
 }
 
 main() {