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ssh-audit/docker_test.sh

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#!/bin/bash
#
# This script will set up a docker image with multiple versions of OpenSSH, then
# use it to run tests.
#
# For debugging purposes, here is a cheat sheet for manually running the docker image:
#
# docker run -p 2222:22 -it ssh-audit-test:X /bin/bash
# docker run -p 2222:22 --security-opt seccomp:unconfined -it ssh-audit-test /debug.sh
# docker run -d -p 2222:22 ssh-audit-test:X /openssh/sshd-5.6p1 -D -f /etc/ssh/sshd_config-5.6p1_test1
# docker run -d -p 2222:22 ssh-audit-test:X /openssh/sshd-8.0p1 -D -f /etc/ssh/sshd_config-8.0p1_test1
#
# This is the docker tag for the image. If this tag doesn't exist, then we assume the
# image is out of date, and generate a new one with this tag.
IMAGE_VERSION=3
# This is the name of our docker image.
IMAGE_NAME=positronsecurity/ssh-audit-test-framework
# Terminal colors.
CLR="\033[0m"
RED="\033[0;31m"
YELLOW="\033[0;33m"
GREEN="\033[0;32m"
REDB="\033[1;31m" # Red + bold
GREENB="\033[1;32m" # Green + bold
# Program return values.
PROGRAM_RETVAL_FAILURE=3
PROGRAM_RETVAL_WARNING=2
PROGRAM_RETVAL_CONNECTION_ERROR=1
PROGRAM_RETVAL_GOOD=0
# Counts the number of test failures.
num_failures=0
# Returns 0 if current docker image exists.
function check_if_docker_image_exists {
images=`docker image ls | egrep "$IMAGE_NAME[[:space:]]+$IMAGE_VERSION"`
}
# Uncompresses and compiles the specified version of Dropbear.
function compile_dropbear {
version=$1
compile 'Dropbear' $version
}
# Uncompresses and compiles the specified version of OpenSSH.
function compile_openssh {
version=$1
compile 'OpenSSH' $version
}
# Uncompresses and compiles the specified version of TinySSH.
function compile_tinyssh {
version=$1
compile 'TinySSH' $version
}
function compile {
project=$1
version=$2
tarball=
uncompress_options=
source_dir=
server_executable=
if [[ $project == 'OpenSSH' ]]; then
tarball="openssh-${version}.tar.gz"
uncompress_options="xzf"
source_dir="openssh-${version}"
server_executable=sshd
elif [[ $project == 'Dropbear' ]]; then
tarball="dropbear-${version}.tar.bz2"
uncompress_options="xjf"
source_dir="dropbear-${version}"
server_executable=dropbear
elif [[ $project == 'TinySSH' ]]; then
tarball="${version}.tar.gz"
uncompress_options="xzf"
source_dir="tinyssh-${version}"
server_executable='build/bin/tinysshd'
fi
echo "Uncompressing ${project} ${version}..."
tar $uncompress_options $tarball
echo "Compiling ${project} ${version}..."
pushd $source_dir > /dev/null
# TinySSH has no configure script... only a Makefile.
if [[ $project == 'TinySSH' ]]; then
make -j 10
else
./configure && make -j 10
fi
if [[ ! -f $server_executable ]]; then
echo -e "${REDB}Error: ${server_executable} not built!${CLR}"
exit 1
fi
echo -e "\n${GREEN}Successfully built ${project} ${version}${CLR}\n"
popd > /dev/null
}
# Creates a new docker image.
function create_docker_image {
# Create a new temporary directory.
TMP_DIR=`mktemp -d /tmp/sshaudit-docker-XXXXXXXXXX`
# Copy the Dockerfile and all files in the test/docker/ dir to our new temp directory.
find test/docker/ -maxdepth 1 -type f | xargs cp -t $TMP_DIR
# Make the temp directory our working directory for the duration of the build
# process.
pushd $TMP_DIR > /dev/null
# Get the release keys.
get_dropbear_release_key
get_openssh_release_key
get_tinyssh_release_key
# Aside from checking the GPG signatures, we also compare against this known-good
# SHA-256 hash just in case.
get_openssh '4.0p1' '5adb9b2c2002650e15216bf94ed9db9541d9a17c96fcd876784861a8890bc92b'
get_openssh '5.6p1' '538af53b2b8162c21a293bb004ae2bdb141abd250f61b4cea55244749f3c6c2b'
get_openssh '8.0p1' 'bd943879e69498e8031eb6b7f44d08cdc37d59a7ab689aa0b437320c3481fd68'
get_dropbear '2019.78' '525965971272270995364a0eb01f35180d793182e63dd0b0c3eb0292291644a4'
get_tinyssh '20190101' '554a9a94e53b370f0cd0c5fbbd322c34d1f695cbcea6a6a32dcb8c9f595b3fea'
# Compile the versions of OpenSSH.
compile_openssh '4.0p1'
compile_openssh '5.6p1'
compile_openssh '8.0p1'
# Compile the versions of Dropbear.
compile_dropbear '2019.78'
# Compile the versions of TinySSH.
compile_tinyssh '20190101'
# Rename the default config files so we know they are our originals.
mv openssh-4.0p1/sshd_config sshd_config-4.0p1_orig
mv openssh-5.6p1/sshd_config sshd_config-5.6p1_orig
mv openssh-8.0p1/sshd_config sshd_config-8.0p1_orig
# Create the configurations for each test.
#
# OpenSSH v4.0p1
#
# Test 1: Basic test.
create_openssh_config '4.0p1' 'test1' "HostKey /etc/ssh/ssh1_host_key\nHostKey /etc/ssh/ssh_host_rsa_key_1024\nHostKey /etc/ssh/ssh_host_dsa_key"
#
# OpenSSH v5.6p1
#
# Test 1: Basic test.
create_openssh_config '5.6p1' 'test1' "HostKey /etc/ssh/ssh_host_rsa_key_1024\nHostKey /etc/ssh/ssh_host_dsa_key"
# Test 2: RSA 1024 host key with RSA 1024 certificate.
create_openssh_config '5.6p1' 'test2' "HostKey /etc/ssh/ssh_host_rsa_key_1024\nHostCertificate /etc/ssh/ssh_host_rsa_key_1024-cert_1024.pub"
# Test 3: RSA 1024 host key with RSA 3072 certificate.
create_openssh_config '5.6p1' 'test3' "HostKey /etc/ssh/ssh_host_rsa_key_1024\nHostCertificate /etc/ssh/ssh_host_rsa_key_1024-cert_3072.pub"
# Test 4: RSA 3072 host key with RSA 1024 certificate.
create_openssh_config '5.6p1' 'test4' "HostKey /etc/ssh/ssh_host_rsa_key_3072\nHostCertificate /etc/ssh/ssh_host_rsa_key_3072-cert_1024.pub"
# Test 5: RSA 3072 host key with RSA 3072 certificate.
create_openssh_config '5.6p1' 'test5' "HostKey /etc/ssh/ssh_host_rsa_key_3072\nHostCertificate /etc/ssh/ssh_host_rsa_key_3072-cert_3072.pub"
#
# OpenSSH v8.0p1
#
# Test 1: Basic test.
create_openssh_config '8.0p1' 'test1' "HostKey /etc/ssh/ssh_host_rsa_key_3072\nHostKey /etc/ssh/ssh_host_ecdsa_key\nHostKey /etc/ssh/ssh_host_ed25519_key"
# Test 2: ED25519 certificate test.
create_openssh_config '8.0p1' 'test2' "HostKey /etc/ssh/ssh_host_ed25519_key\nHostCertificate /etc/ssh/ssh_host_ed25519_key-cert.pub"
# Test 3: Hardened installation test.
create_openssh_config '8.0p1' 'test3' "HostKey /etc/ssh/ssh_host_ed25519_key\nKexAlgorithms curve25519-sha256,curve25519-sha256@libssh.org,diffie-hellman-group-exchange-sha256\nCiphers chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr\nMACs hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,umac-128-etm@openssh.com"
# Now build the docker image!
docker build --tag $IMAGE_NAME:$IMAGE_VERSION .
popd > /dev/null
rm -rf $TMP_DIR
}
# Creates an OpenSSH configuration file for a specific test.
function create_openssh_config {
openssh_version=$1
test_number=$2
config_text=$3
cp sshd_config-${openssh_version}_orig sshd_config-${openssh_version}_${test_number}
echo -e "${config_text}" >> sshd_config-${openssh_version}_${test_number}
}
# Downloads the Dropbear release key and adds it to the local keyring.
function get_dropbear_release_key {
get_release_key 'Dropbear' 'https://matt.ucc.asn.au/dropbear/releases/dropbear-key-2015.asc' 'F29C6773' 'F734 7EF2 EE2E 07A2 6762 8CA9 4493 1494 F29C 6773'
}
# Downloads the OpenSSH release key and adds it to the local keyring.
function get_openssh_release_key {
get_release_key 'OpenSSH' 'https://ftp.openbsd.org/pub/OpenBSD/OpenSSH/RELEASE_KEY.asc' '6D920D30' '59C2 118E D206 D927 E667 EBE3 D3E5 F56B 6D92 0D30'
}
# Downloads the TinySSH release key and adds it to the local keyring.
function get_tinyssh_release_key {
get_release_key 'TinySSH' '' '96939FF9' 'AADF 2EDF 5529 F170 2772 C8A2 DEC4 D246 931E F49B'
}
function get_release_key {
project=$1
key_url=$2
key_id=$3
release_key_fingerprint_expected=$4
# The TinySSH release key isn't on any website, apparently.
if [[ $project == 'TinySSH' ]]; then
gpg --keyserver keys.gnupg.net --recv-key $key_id
else
echo -e "\nGetting ${project} release key...\n"
wget -O key.asc $2
echo -e "\nImporting ${project} release key...\n"
gpg --import key.asc
rm key.asc
fi
local release_key_fingerprint_actual=`gpg --fingerprint ${key_id}`
if [[ $release_key_fingerprint_actual != *"$release_key_fingerprint_expected"* ]]; then
echo -e "\n${REDB}Error: ${project} release key fingerprint does not match expected value!\n\tExpected: $release_key_fingerprint_expected\n\tActual: $release_key_fingerprint_actual\n\nTerminating.${CLR}"
exit -1
fi
echo -e "\n\n${GREEN}${project} release key matches expected value.${CLR}\n"
}
# Downloads the specified version of Dropbear.
function get_dropbear {
version=$1
tarball_checksum_expected=$2
get_source 'Dropbear' $version $tarball_checksum_expected
}
# Downloads the specified version of OpenSSH.
function get_openssh {
version=$1
tarball_checksum_expected=$2
get_source 'OpenSSH' $version $tarball_checksum_expected
}
# Downloads the specified version of TinySSH.
function get_tinyssh {
version=$1
tarball_checksum_expected=$2
get_source 'TinySSH' $version $tarball_checksum_expected
}
function get_source {
project=$1
version=$2
tarball_checksum_expected=$3
base_url_source=
base_url_sig=
tarball=
sig=
signer=
if [[ $project == 'OpenSSH' ]]; then
base_url_source='https://cdn.openbsd.org/pub/OpenBSD/OpenSSH/portable/'
base_url_sig=$base_url_source
tarball="openssh-${version}.tar.gz"
sig="${tarball}.asc"
signer="Damien Miller "
elif [[ $project == 'Dropbear' ]]; then
base_url_source='https://matt.ucc.asn.au/dropbear/releases/'
base_url_sig=$base_url_source
tarball="dropbear-${version}.tar.bz2"
sig="${tarball}.asc"
signer="Dropbear SSH Release Signing <matt@ucc.asn.au>"
elif [[ $project == 'TinySSH' ]]; then
base_url_source='https://github.com/janmojzis/tinyssh/archive/'
base_url_sig="https://github.com/janmojzis/tinyssh/releases/download/${version}/"
tarball="${version}.tar.gz"
sig="${tarball}.asc"
signer="Jan Mojžíš <jan.mojzis@gmail.com>"
fi
echo -e "\nGetting ${project} ${version} sources...\n"
wget "${base_url_source}${tarball}"
echo -e "\nGetting ${project} ${version} signature...\n"
wget "${base_url_sig}${sig}"
# Older OpenSSH releases were .sigs.
if [[ ($project == 'OpenSSH') && (! -f $sig) ]]; then
wget ${base_url_sig}openssh-${version}.tar.gz.sig
sig=openssh-${version}.tar.gz.sig
fi
local gpg_verify=`gpg --verify ${sig} ${tarball} 2>&1`
if [[ $gpg_verify != *"Good signature from \"${signer}"* ]]; then
echo -e "\n\n${REDB}Error: ${project} signature invalid!\n$gpg_verify\n\nTerminating.${CLR}"
exit -1
fi
# Check GPG's return value. 0 denotes a valid signature, and 1 is returned
# on invalid signatures.
if [[ $? != 0 ]]; then
echo -e "\n\n${REDB}Error: ${project} signature invalid! Verification returned code: $?\n\nTerminating.${CLR}"
exit -1
fi
echo -e "${GREEN}Signature on ${project} sources verified.${CLR}\n"
local checksum_actual=`sha256sum ${tarball} | cut -f1 -d" "`
if [[ $checksum_actual != $tarball_checksum_expected ]]; then
echo -e "${REDB}Error: ${project} checksum is invalid!\n Expected: ${tarball_checksum_expected}\n Actual: ${checksum_actual}\n\n Terminating.${CLR}"
exit -1
fi
}
# Pulls the defined image from Dockerhub.
function pull_docker_image {
docker pull $IMAGE_NAME:$IMAGE_VERSION
if [[ $? == 0 ]]; then
echo -e "${GREEN}Successfully downloaded image ${IMAGE_NAME}:${IMAGE_VERSION} from Dockerhub.${CLR}\n"
else
echo -e "${REDB}Failed to pull image ${IMAGE_NAME}:${IMAGE_VERSION} from Dockerhub! Error code: $?${CLR}\n"
exit -1
fi
}
# Runs a Dropbear test. Upon failure, a diff between the expected and actual results
# is shown, then the script immediately terminates.
function run_dropbear_test {
dropbear_version=$1
test_number=$2
options=$3
expected_retval=$4
run_test 'Dropbear' $dropbear_version $test_number "$options" $expected_retval
}
# Runs an OpenSSH test. Upon failure, a diff between the expected and actual results
# is shown, then the script immediately terminates.
function run_openssh_test {
openssh_version=$1
test_number=$2
expected_retval=$3
run_test 'OpenSSH' $openssh_version $test_number '' $expected_retval
}
# Runs a TinySSH test. Upon failure, a diff between the expected and actual results
# is shown, then the script immediately terminates.
function run_tinyssh_test {
tinyssh_version=$1
test_number=$2
expected_retval=$3
run_test 'TinySSH' $tinyssh_version $test_number '' $expected_retval
}
function run_test {
server_type=$1
version=$2
test_number=$3
options=$4
expected_retval=$5
failed=0 # Set to 1 if this test fails.
server_exec=
test_result_stdout=
test_result_json=
expected_result_stdout=
expected_result_json=
test_name=
if [[ $server_type == 'OpenSSH' ]]; then
server_exec="/openssh/sshd-${version} -D -f /etc/ssh/sshd_config-${version}_${test_number}"
test_result_stdout="${TEST_RESULT_DIR}/openssh_${version}_${test_number}.txt"
test_result_json="${TEST_RESULT_DIR}/openssh_${version}_${test_number}.json"
expected_result_stdout="test/docker/expected_results/openssh_${version}_${test_number}.txt"
expected_result_json="test/docker/expected_results/openssh_${version}_${test_number}.json"
test_name="OpenSSH ${version} ${test_number}"
options=
elif [[ $server_type == 'Dropbear' ]]; then
server_exec="/dropbear/dropbear-${version} -F ${options}"
test_result_stdout="${TEST_RESULT_DIR}/dropbear_${version}_${test_number}.txt"
test_result_json="${TEST_RESULT_DIR}/dropbear_${version}_${test_number}.json"
expected_result_stdout="test/docker/expected_results/dropbear_${version}_${test_number}.txt"
expected_result_json="test/docker/expected_results/dropbear_${version}_${test_number}.json"
test_name="Dropbear ${version} ${test_number}"
elif [[ $server_type == 'TinySSH' ]]; then
server_exec="/usr/bin/tcpserver -HRDl0 0.0.0.0 22 /tinysshd/tinyssh-20190101 -v /etc/tinyssh/"
test_result_stdout="${TEST_RESULT_DIR}/tinyssh_${version}_${test_number}.txt"
test_result_json="${TEST_RESULT_DIR}/tinyssh_${version}_${test_number}.json"
expected_result_stdout="test/docker/expected_results/tinyssh_${version}_${test_number}.txt"
expected_result_json="test/docker/expected_results/tinyssh_${version}_${test_number}.json"
test_name="TinySSH ${version} ${test_number}"
fi
cid=`docker run -d -p 2222:22 ${IMAGE_NAME}:${IMAGE_VERSION} ${server_exec}`
#echo "Running: docker run -d -p 2222:22 ${IMAGE_NAME}:${IMAGE_VERSION} ${server_exec}"
if [[ $? != 0 ]]; then
echo -e "${REDB}Failed to run docker image! (exit code: $?)${CLR}"
exit 1
fi
./ssh-audit.py localhost:2222 > $test_result_stdout
actual_retval=$?
if [[ $actual_retval != $expected_retval ]]; then
echo -e "${REDB}Unexpected return value. Expected: ${expected_retval}; Actual: ${actual_retval}${CLR}"
docker container stop -t 0 $cid > /dev/null
exit 1
fi
./ssh-audit.py -j localhost:2222 > $test_result_json
actual_retval=$?
if [[ $actual_retval != $expected_retval ]]; then
echo -e "${REDB}Unexpected return value. Expected: ${expected_retval}; Actual: ${actual_retval}${CLR}"
docker container stop -t 0 $cid > /dev/null
exit 1
fi
docker container stop -t 0 $cid > /dev/null
if [[ $? != 0 ]]; then
echo -e "${REDB}Failed to stop docker container ${cid}! (exit code: $?)${CLR}"
exit 1
fi
# TinySSH outputs a random string in each banner, which breaks our test. So
# we need to filter out the banner part of the output so we get stable, repeatable
# results.
if [[ $server_type == 'TinySSH' ]]; then
grep -v "(gen) banner: " ${test_result_stdout} > "${test_result_stdout}.tmp"
mv "${test_result_stdout}.tmp" ${test_result_stdout}
cat "${test_result_json}" | perl -pe 's/"comments": ".*?"/"comments": ""/' | perl -pe 's/"raw": ".+?"/"raw": ""/' > "${test_result_json}.tmp"
mv "${test_result_json}.tmp" ${test_result_json}
fi
diff=`diff -u ${expected_result_stdout} ${test_result_stdout}`
if [[ $? != 0 ]]; then
echo -e "${test_name} ${REDB}FAILED${CLR}.\n\n${diff}\n"
failed=1
num_failures=$((num_failures+1))
fi
diff=`diff -u ${expected_result_json} ${test_result_json}`
if [[ $? != 0 ]]; then
echo -e "${test_name} ${REDB}FAILED${CLR}.\n\n${diff}\n"
failed=1
num_failures=$((num_failures+1))
fi
if [[ $failed == 0 ]]; then
echo -e "${test_name} ${GREEN}passed${CLR}."
fi
}
function run_builtin_policy_test {
policy_name=$1 # The built-in policy name to use.
version=$2 # Version of OpenSSH to test with.
test_number=$3 # The test number to run.
server_options=$4 # The options to start the server with (i.e.: "-o option1,options2,...")
expected_exit_code=$5 # The expected exit code of ssh-audit.py.
server_exec="/openssh/sshd-${version} -D -f /etc/ssh/sshd_config-8.0p1_test1 ${server_options}"
test_result_stdout="${TEST_RESULT_DIR}/openssh_${version}_builtin_policy_${test_number}.txt"
test_result_json="${TEST_RESULT_DIR}/openssh_${version}_builtin_policy_${test_number}.json"
expected_result_stdout="test/docker/expected_results/openssh_${version}_builtin_policy_${test_number}.txt"
expected_result_json="test/docker/expected_results/openssh_${version}_builtin_policy_${test_number}.json"
test_name="OpenSSH ${version} built-in policy ${test_number}"
run_policy_test "${test_name}" "${server_exec}" "${policy_name}" "${test_result_stdout}" "${test_result_json}" "${expected_exit_code}"
}
function run_custom_policy_test {
config_number=$1 # The configuration number to use.
test_number=$2 # The policy test number to run.
expected_exit_code=$3 # The expected exit code of ssh-audit.py.
version=
config=
if [[ ${config_number} == 'config1' ]]; then
version='5.6p1'
config='sshd_config-5.6p1_test1'
elif [[ ${config_number} == 'config2' ]]; then
version='8.0p1'
config='sshd_config-8.0p1_test1'
elif [[ ${config_number} == 'config3' ]]; then
version='5.6p1'
config='sshd_config-5.6p1_test4'
fi
server_exec="/openssh/sshd-${version} -D -f /etc/ssh/${config}"
policy_path="test/docker/policies/policy_${test_number}.txt"
test_result_stdout="${TEST_RESULT_DIR}/openssh_${version}_custom_policy_${test_number}.txt"
test_result_json="${TEST_RESULT_DIR}/openssh_${version}_custom_policy_${test_number}.json"
expected_result_stdout="test/docker/expected_results/openssh_${version}_custom_policy_${test_number}.txt"
expected_result_json="test/docker/expected_results/openssh_${version}_custom_policy_${test_number}.json"
test_name="OpenSSH ${version} custom policy ${test_number}"
run_policy_test "${test_name}" "${server_exec}" "${policy_path}" "${test_result_stdout}" "${test_result_json}" "${expected_exit_code}"
}
function run_policy_test {
test_name=$1
server_exec=$2
policy_path=$3
test_result_stdout=$4
test_result_json=$5
expected_exit_code=$6
#echo "Running: docker run -d -p 2222:22 ${IMAGE_NAME}:${IMAGE_VERSION} ${server_exec}"
cid=`docker run -d -p 2222:22 ${IMAGE_NAME}:${IMAGE_VERSION} ${server_exec}`
if [[ $? != 0 ]]; then
echo -e "${REDB}Failed to run docker image! (exit code: $?)${CLR}"
exit 1
fi
#echo "Running: ./ssh-audit.py -P \"${policy_path}\" localhost:2222 > ${test_result_stdout}"
./ssh-audit.py -P "${policy_path}" localhost:2222 > ${test_result_stdout}
actual_exit_code=$?
if [[ ${actual_exit_code} != ${expected_exit_code} ]]; then
echo -e "${test_name} ${REDB}FAILED${CLR} (expected exit code: ${expected_exit_code}; actual exit code: ${actual_exit_code}\n"
cat ${test_result_stdout}
docker container stop -t 0 $cid > /dev/null
exit 1
fi
#echo "Running: ./ssh-audit.py -P \"${policy_path}\" -j localhost:2222 > ${test_result_json}"
./ssh-audit.py -P "${policy_path}" -j localhost:2222 > ${test_result_json}
actual_exit_code=$?
if [[ ${actual_exit_code} != ${expected_exit_code} ]]; then
echo -e "${test_name} ${REDB}FAILED${CLR} (expected exit code: ${expected_exit_code}; actual exit code: ${actual_exit_code}\n"
cat ${test_result_json}
docker container stop -t 0 $cid > /dev/null
exit 1
fi
docker container stop -t 0 $cid > /dev/null
if [[ $? != 0 ]]; then
echo -e "${REDB}Failed to stop docker container ${cid}! (exit code: $?)${CLR}"
exit 1
fi
diff=`diff -u ${expected_result_stdout} ${test_result_stdout}`
if [[ $? != 0 ]]; then
echo -e "${test_name} ${REDB}FAILED${CLR}.\n\n${diff}\n"
exit 1
fi
diff=`diff -u ${expected_result_json} ${test_result_json}`
if [[ $? != 0 ]]; then
echo -e "${test_name} ${REDB}FAILED${CLR}.\n\n${diff}\n"
exit 1
fi
echo -e "${test_name} ${GREEN}passed${CLR}."
}
# First check if docker is functional.
docker version > /dev/null
if [[ $? != 0 ]]; then
echo -e "${REDB}Error: 'docker version' command failed (error code: $?). Is docker installed and functioning?${CLR}"
exit 1
fi
# Check if the docker image is the most up-to-date version.
docker_image_exists=0
check_if_docker_image_exists
if [[ $? == 0 ]]; then
docker_image_exists=1
fi
# Check if the user specified --create to build a new image.
if [[ ($# == 1) && ($1 == "--create") ]]; then
# Ensure that the image name doesn't already exist before building.
if [[ $docker_image_exists == 1 ]]; then
echo -e "${REDB}Error: --create specified, but $IMAGE_NAME:$IMAGE_VERSION already exists!${CLR}"
exit 1
else
echo -e "\nCreating docker image $IMAGE_NAME:$IMAGE_VERSION..."
create_docker_image
echo -e "\n${GREEN}Done creating docker image!${CLR}"
exit 0
fi
fi
# If we weren't explicitly told to create a new image, and it doesn't exist, then pull it from Dockerhub.
if [[ $docker_image_exists == 0 ]]; then
echo -e "\nPulling docker image $IMAGE_NAME:$IMAGE_VERSION..."
pull_docker_image
fi
echo -e "\n${GREEN}Starting tests...${CLR}"
# Create a temporary directory to write test results to.
TEST_RESULT_DIR=`mktemp -d /tmp/ssh-audit_test-results_XXXXXXXXXX`
# Now run all the tests.
echo -e "\nRunning tests..."
run_openssh_test '4.0p1' 'test1' $PROGRAM_RETVAL_FAILURE
echo
run_openssh_test '5.6p1' 'test1' $PROGRAM_RETVAL_FAILURE
run_openssh_test '5.6p1' 'test2' $PROGRAM_RETVAL_FAILURE
run_openssh_test '5.6p1' 'test3' $PROGRAM_RETVAL_FAILURE
run_openssh_test '5.6p1' 'test4' $PROGRAM_RETVAL_FAILURE
run_openssh_test '5.6p1' 'test5' $PROGRAM_RETVAL_FAILURE
echo
run_openssh_test '8.0p1' 'test1' $PROGRAM_RETVAL_FAILURE
run_openssh_test '8.0p1' 'test2' $PROGRAM_RETVAL_FAILURE
run_openssh_test '8.0p1' 'test3' $PROGRAM_RETVAL_GOOD
echo
run_dropbear_test '2019.78' 'test1' '-r /etc/dropbear/dropbear_rsa_host_key_1024 -r /etc/dropbear/dropbear_dss_host_key -r /etc/dropbear/dropbear_ecdsa_host_key' 3
echo
run_tinyssh_test '20190101' 'test1' $PROGRAM_RETVAL_WARNING
echo
echo
run_custom_policy_test 'config1' 'test1' $PROGRAM_RETVAL_GOOD
run_custom_policy_test 'config1' 'test2' $PROGRAM_RETVAL_FAILURE
run_custom_policy_test 'config1' 'test3' $PROGRAM_RETVAL_FAILURE
run_custom_policy_test 'config1' 'test4' $PROGRAM_RETVAL_FAILURE
run_custom_policy_test 'config1' 'test5' $PROGRAM_RETVAL_FAILURE
run_custom_policy_test 'config2' 'test6' $PROGRAM_RETVAL_GOOD
# Passing test with host key certificate and CA key certificates.
run_custom_policy_test 'config3' 'test7' $PROGRAM_RETVAL_GOOD
# Failing test with host key certificate and non-compliant CA key length.
run_custom_policy_test 'config3' 'test8' $PROGRAM_RETVAL_FAILURE
# Failing test with non-compliant host key certificate and CA key certificate.
run_custom_policy_test 'config3' 'test9' $PROGRAM_RETVAL_FAILURE
# Failing test with non-compliant host key certificate and non-compliant CA key certificate.
run_custom_policy_test 'config3' 'test10' $PROGRAM_RETVAL_FAILURE
# Passing test with host key size check.
run_custom_policy_test 'config2' 'test11' $PROGRAM_RETVAL_GOOD
# Failing test with non-compliant host key size check.
run_custom_policy_test 'config2' 'test12' $PROGRAM_RETVAL_FAILURE
# Passing test with DH modulus test.
run_custom_policy_test 'config2' 'test13' $PROGRAM_RETVAL_GOOD
# Failing test with DH modulus test.
run_custom_policy_test 'config2' 'test14' $PROGRAM_RETVAL_FAILURE
# Passing test for built-in OpenSSH 8.0p1 server policy.
run_builtin_policy_test "Hardened OpenSSH Server v8.0 (version 1)" "8.0p1" "test1" "-o HostKeyAlgorithms=ssh-ed25519 -o KexAlgorithms=curve25519-sha256,curve25519-sha256@libssh.org,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group-exchange-sha256 -o Ciphers=chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr -o MACs=hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,umac-128-etm@openssh.com" $PROGRAM_RETVAL_GOOD
# Failing test for built-in OpenSSH 8.0p1 server policy (MACs not hardened).
run_builtin_policy_test "Hardened OpenSSH Server v8.0 (version 1)" "8.0p1" "test2" "-o HostKeyAlgorithms=ssh-ed25519 -o KexAlgorithms=curve25519-sha256,curve25519-sha256@libssh.org,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group-exchange-sha256 -o Ciphers=chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr" $PROGRAM_RETVAL_FAILURE
if [[ $num_failures == 0 ]]; then
echo -e "\n${GREENB}ALL TESTS PASS!${CLR}\n"
rm -rf $TEST_RESULT_DIR
else
echo -e "\n${REDB}${num_failures} TESTS FAILED!${CLR}\n"
fi
exit 0
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