test: smoketest: setup for two-host announce and recieve

tests/smoketests/test-announce/cleanup_directories.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+set -x
+
+# get path of this file
+base_path="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+
+[[ -d "$base_path"/rns-config/ ]] && rm -rf "$base_path"/rns-config/
+
+[[ -d "$base_path"/venv/ ]] && rm -rf "$base_path"/venv/
+
+

tests/smoketests/test-announce/cleanup_virtual_network.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+set -x
+
+ip netns del h1
+ip netns del h2

tests/smoketests/test-announce/common.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+valid_version_string() {
+    [[ "$1" =~ ([0-9]\.)+ ]] && return 0 || return 1
+}
+
+die() {
+    # Takes an an optional error message as the sole argument.
+    [[ -n "$1" ]] \
+        && echo "$0 Error:" "$1" >&2 \
+        || echo "$0 Unspecified error, aborting." >&2
+    exit 1
+}
+

tests/smoketests/test-announce/network_config.env

@@ -0,0 +1,10 @@
+H1_DEV="eth0"
+H1_IP=10.13.12.1
+H1_GW=10.13.12.101
+H1_MAC="DE:AD:BE:EF:DE:AD"
+
+H2_DEV="eth0"
+H2_IP=10.13.12.2
+H2_GW=10.13.12.102
+H2_MAC="AC:AB:AC:AB:AC:AB"
+

tests/smoketests/test-announce/rns.config

@@ -0,0 +1,29 @@
+# rnsd --exampleconfig
+
+[reticulum]
+
+  enable_transport = False
+
+  # share_instance = Yes
+
+  # shared_instance_port = 37428
+  # instance_control_port = 37429
+
+  panic_on_interface_error = No
+
+[logging]
+
+  loglevel = 4
+
+
+[interfaces]
+
+# local Reticulum peers over UDP.
+[[UDP Interface]]
+
+  type = UDPInterface
+  interface_enabled = True
+
+  device = eth0
+  port = 4242
+

tests/smoketests/test-announce/setup_python_venv.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+set -e
+
+base_path="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+
+source "$base_path"/common.sh
+
+# set version by command line argument
+if [[ $(valid_version_string "$1") -eq 0 ]]; then
+    RNS_VERSION_STR="$1"
+# or by environment variable
+elif [[ $(valid_version_string "$RNS_VERSION") -eq 0 ]]; then
+    RNS_VERSION_STR="$RNS_VERSION"
+else
+    die 'Please supply a valid version string.'
+fi
+
+
+if [[ -d "$base_path"/venv ]]; then
+    echo "Found ./venv, assuming a python virtual env."
+else
+    echo "Did not find virtual env, creating..."
+    python3 -m venv "$base_path"/venv
+fi
+
+source "$base_path"/venv/bin/activate
+
+pip install -v "rns==${RNS_VERSION_STR}"

tests/smoketests/test-announce/setup_rns_config.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+set -x
+
+# get path of this file
+base_path="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+
+mkdir -p "$base_path"/rns-config/h{1,2}
+
+cp "$base_path"/rns.config "$base_path"/rns-config/h1/config
+cp "$base_path"/rns.config "$base_path"/rns-config/h2/config

tests/smoketests/test-announce/setup_virtual_network.sh

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+
+set -ex
+
+# get path of this file
+base_path="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+
+
+# load config
+source "$base_path"/network_config.env
+
+# create network namespace
+ip netns add h1
+ip netns add h2
+
+# create virtual network
+ip -n h1 link add "$H1_DEV" type veth peer name "$H2_DEV" netns h2
+
+# Setup loopback
+ip netns exec h1 ip link set lo up
+ip netns exec h2 ip link set lo up
+
+# assign ip adresses
+ip netns exec h1 ip addr add "$H1_IP/24" dev "$H1_DEV"
+ip netns exec h2 ip addr add "$H2_IP/24" dev "$H2_DEV"
+
+# set mac adresses
+ip netns exec h1 ip link set dev "$H1_DEV" address "$H1_MAC"
+ip netns exec h2 ip link set dev "$H2_DEV" address "$H2_MAC"
+
+# activate interfaces
+ip netns exec h1 ip link set "$H1_DEV" up
+ip netns exec h2 ip link set "$H2_DEV" up
+
+# set default routes
+ip netns exec h1 ip route add default via "$H1_GW" dev "$H1_DEV"
+ip netns exec h2 ip route add default via "$H2_GW" dev "$H2_DEV"

tests/smoketests/test-announce/test_two_hosts_announce.sh

@@ -0,0 +1,100 @@
+#!/usr/bin/env bash
+
+set -x
+
+base_path="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+
+source "$base_path"/common.sh
+
+############ GET RNS VERSION STR ############
+
+# set version by command line argument
+if $(valid_version_string "$1"); then
+    RNS_VERSION_STR="$1"
+# or by environment variable
+elif $(valid_version_string "${RNS_VERSION}"); then
+    RNS_VERSION_STR="$RNS_VERSION"
+else
+    die 'Please supply a valid version string. (eg. "0.9.1")'
+fi
+
+############## SETUP ####################
+
+
+# setup venv for rns version string
+bash "$base_path"/setup_python_venv.sh "$RNS_VERSION_STR"
+
+# veth setup
+bash "$base_path"/setup_virtual_network.sh
+
+# setup rns config
+bash "$base_path"/setup_rns_config.sh
+
+
+H1_DIR="$base_path"/rns-config/h1
+H2_DIR="$base_path"/rns-config/h2
+
+[[ -d "$base_path"/venv/bin ]] && venv="$base_path"/venv/bin
+
+EXEC_H1="ip netns exec h1"
+EXEC_H2="ip netns exec h2"
+
+################# TEST ####################
+
+# generate "$venv"/rns ids
+$EXEC_H1 "$venv"/rnid --config "$H1_DIR" -g "$H1_DIR"/id
+$EXEC_H2 "$venv"/rnid --config "$H2_DIR" -g "$H2_DIR"/id
+
+# start two "$venv"/rns daemons
+$EXEC_H1 "$venv"/rnsd --config "$H1_DIR" &
+$EXEC_H2 "$venv"/rnsd --config "$H2_DIR" &
+
+sleep 1 # seconds
+
+ANNOUNCE_REGEXP='(?<=Announcing destination )\<.*\>'
+
+# broadcast announce from h1 and capture the destination hash
+h1_hash=$($EXEC_H1 "$venv"/rnid --config "$H1_DIR" -i "$H1_DIR"/id -a test.h1 | grep -oP "$ANNOUNCE_REGEXP")
+
+sleep 1 # seconds
+
+H1_ANNOUNCE_RECV=1
+# verify announce as seen from h2
+if [[ $($EXEC_H2 "$venv"/rnpath --config "$H2_DIR" -t) == *"$h1_hash"* ]] && [[ -n "$h1_hash" ]]; then
+    echo 'h1 announce sucessfully recieved'
+    H1_ANNOUNCE_RECV=0
+else
+    echo 'h1 announce was not recieved successfully'
+fi
+
+# broadcast announce from h2 and capture the destination hash
+h2_hash=$($EXEC_H2 "$venv"/rnid --config "$H2_DIR" -i "$H2_DIR"/id -a test.h2 | grep -oP "$ANNOUNCE_REGEXP")
+
+sleep 1 # seconds
+
+H2_ANNOUNCE_RECV=1
+# verify announce as seen from h1
+if [[ $($EXEC_H1 "$venv"/rnpath --config "$H1_DIR" -t) == *"$h2_hash"* ]] && [[ -n "$h2_hash" ]]; then
+    echo 'h2 announce sucessfully recieved'
+    H2_ANNOUNCE_RECV=0
+else
+    echo 'h2 announce was not recieved successfully'
+fi
+
+
+########## TEARDOWN ############
+
+# stop rnsd instances
+$EXEC_H1 pkill rnsd
+$EXEC_H2 pkill rnsd
+
+# veth teardown
+bash "$base_path"/cleanup_virtual_network.sh
+
+# directories teardown
+bash "$base_path"/cleanup_directories.sh
+
+
+########### EXIT BASED ON TEST OUTCOME #############
+
+exit $([[ $H1_ANNOUNCE_RECV -eq 0 ]] && [[ $H2_ANNOUNCE_RECV -eq 0 ]])