Add tests for DNS

default.nix

@@ -170,6 +170,7 @@ in rec {
       pkgs.busybox
       pkgs.yq-go
       pkgs.jq
+      pkgs.dig
     ]}
     export SHELL=${pkgs.bash}/bin/bash
     exec ${pkgs.bash}/bin/bash ${./tests}/entrypoint.sh "$@"

tests.sh

@@ -8,8 +8,9 @@ this_user="$(whoami)"
 echo "Requesting sudo in order to set thread capabilities, will drop back down to user '$this_user' immediately"
 
 sudo -E capsh \
-    --caps="cap_net_admin+eip cap_setpcap,cap_setuid,cap_setgid+ep" \
+    --caps="cap_net_admin,cap_net_bind_service+eip cap_setpcap,cap_setuid,cap_setgid+ep" \
     --keep=1 \
     --user="$this_user" \
     --addamb=cap_net_admin \
+    --addamb=cap_net_bind_service \
     -- "$entrypoint" "$@"

tests/NOTES.txt

@@ -0,0 +1,3 @@
+Ctrl+A X -> exits
+
+qemu-system-aarch64 -M virt -nographic -cdrom tests/alpine-virt-3.17.3-aarch64.iso

tests/cases/dnsmasq/00-hosts.sh

@@ -0,0 +1,20 @@
+# shellcheck source=../../utils/with-1-data-1-empty-node-cluster.sh
+source "$UTILS"/with-1-data-1-empty-node-cluster.sh
+
+function assert_a {
+    want_ip="$1"
+    hostname="$2"
+    r="$(dig @"$current_ip" +noall +answer "$hostname")"
+    echo "$r" | grep -q "$want_ip"
+}
+
+as_primus
+assert_a "$primus_ip" primus.hosts.shared.test
+
+# TODO This doesn't work at present, there would need to be some mechanism to
+# block the test until secondus' bootstrap info can propagate to primus.
+#assert_a "$secondus_ip" secondus.hosts.shared.test
+
+as_secondus
+assert_a "$primus_ip" primus.hosts.shared.test
+assert_a "$secondus_ip" secondus.hosts.shared.test

tests/cases/garage/00-cli.sh

@@ -1,6 +1,7 @@
 # shellcheck source=../../utils/with-1-data-1-empty-node-cluster.sh
 source "$UTILS"/with-1-data-1-empty-node-cluster.sh
 
+function do_tests {
     status="$(isle garage cli status | tail -n+3)"
 
     [ "$(echo "$status" | wc -l)" = "3" ]
@@ -11,3 +12,10 @@ echo "$status" | grep -q '10.6.9.1:3920'
     buckets="$(isle garage cli bucket list | tail -n+2)"
     [ "$(echo "$buckets" | wc -l)" = 1 ]
     echo "$buckets" | grep -q 'global-shared'
+}
+
+as_primus
+do_tests
+
+as_secondus
+do_tests

tests/cases/garage/01-mc.sh

@@ -1,8 +1,16 @@
 # shellcheck source=../../utils/with-1-data-1-empty-node-cluster.sh
 source "$UTILS"/with-1-data-1-empty-node-cluster.sh
 
+function do_tests {
     files="$(isle garage mc -- tree --json garage)"
     [ "$(echo "$files" | jq -s '.|length')" -ge "1" ]
 
     file="$(echo "$files" | jq -sr '.[0].key')"
     [ "$(isle garage mc -- cat "garage/$file" | wc -c)" -gt "0" ]
+}
+
+as_primus
+do_tests
+
+as_secondus
+do_tests

tests/utils/shared-daemon-env.sh

@@ -8,4 +8,9 @@ XDG_DATA_HOME="$TMPDIR/.data"
 
 mkdir -p "$TMPDIR" "$XDG_RUNTIME_DIR" "$XDG_DATA_HOME"
 
-echo "export TMPDIR='$TMPDIR' XDG_RUNTIME_DIR='$XDG_RUNTIME_DIR' XDG_DATA_HOME='$XDG_DATA_HOME'"
+cat <<EOF
+export TMPDIR="$TMPDIR"
+export XDG_RUNTIME_DIR="$XDG_RUNTIME_DIR"
+export XDG_DATA_HOME="$XDG_DATA_HOME"
+cd "$TMPDIR"
+EOF

tests/utils/with-1-data-1-empty-node-cluster.sh

@@ -1,13 +1,26 @@
 set -e
 
 base="shared/1-data-1-empty"
+
 primus_base="$base/primus"
+primus_ip="10.6.9.1"
+
 secondus_base="$base/secondus"
+secondus_ip="10.6.9.2"
+
+function as_primus {
+    current_ip="$primus_ip"
+    eval "$($SHELL "$UTILS/shared-daemon-env.sh" "$primus_base")"
+}
+
+function as_secondus {
+    current_ip="$secondus_ip"
+    eval "$($SHELL "$UTILS/shared-daemon-env.sh" "$secondus_base")"
+}
 
 # Even if it's already intialized, we want to put the caller in primus'
 # environment
-eval "$($SHELL "$UTILS/shared-daemon-env.sh" "$primus_base")"
-cd "$TMPDIR"
+as_primus
 
 secondus_bootstrap="$(pwd)/secondus-bootstrap.yml"
 
@@ -41,7 +54,7 @@ EOF
         --config-path daemon.yml \
         --domain      shared.test \
         --hostname    primus \
-        --ip-net      "10.6.9.1/24" \
+        --ip-net      "$current_ip/24" \
         --name        "testing" \
         > admin.yml
 
@@ -57,12 +70,11 @@ EOF
     isle admin create-bootstrap \
         --admin-path admin.yml \
         --hostname secondus \
-        --ip 10.6.9.2 \
+        --ip "$secondus_ip" \
         > "$secondus_bootstrap"
 
     (
-        eval "$($SHELL "$UTILS/shared-daemon-env.sh" "$secondus_base")"
-        cd "$TMPDIR"
+        as_secondus
 
         cat >daemon.yml <<EOF
         vpn: