From: Frantisek Sumsal <frantisek@sumsal.cz>
Date: Mon, 19 Jun 2023 15:12:39 +0000 (+0200)
Subject: test: add a couple of tests for systemd-journal-{remote,upload}
X-Git-Tag: v254-rc1~158^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e43e60992e90ae6b19e19b6347b20bef727668d6;p=thirdparty%2Fsystemd.git

test: add a couple of tests for systemd-journal-{remote,upload}
---

diff --git a/test/units/testsuite-04.journal-remote.sh b/test/units/testsuite-04.journal-remote.sh
new file mode 100755
index 00000000000..6bdc3ccdec5
--- /dev/null
+++ b/test/units/testsuite-04.journal-remote.sh
@@ -0,0 +1,216 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: LGPL-2.1-or-later
+# shellcheck disable=SC2016
+set -eux
+set -o pipefail
+
+if [[ ! -x /usr/lib/systemd/systemd-journal-remote || ! -x /usr/lib/systemd/systemd-journal-upload ]]; then
+    echo "Built without systemd-journal-remote/upload support, skipping the test"
+    exit 0
+fi
+
+if ! command -v openssl >/dev/null; then
+    echo "openssl command not available, skipping the tests"
+    exit 0
+fi
+
+at_exit() {
+    set +e
+
+    systemctl stop systemd-journal-upload
+    systemctl stop systemd-journal-remote.{socket,service}
+    # Remove any remote journals on exit, so we don't try to export them together
+    # with the local journals, causing a mess
+    rm -rf /var/log/journal/remote
+}
+
+trap at_exit EXIT
+
+TEST_MESSAGE="-= This is a test message $RANDOM =-"
+TEST_TAG="$(systemd-id128 new)"
+
+echo "$TEST_MESSAGE" | systemd-cat -t "$TEST_TAG"
+journalctl --sync
+
+/usr/lib/systemd/systemd-journal-remote --version
+/usr/lib/systemd/systemd-journal-remote --help
+/usr/lib/systemd/systemd-journal-upload --version
+/usr/lib/systemd/systemd-journal-upload --help
+
+# Generate a self-signed certificate for systemd-journal-remote
+#
+# Note: older OpenSSL requires a config file with some extra options, unfortunately
+# Note2: /run here is used on purpose, since the systemd-journal-remote service uses PrivateTmp=yes
+mkdir -p /run/systemd/journal-remote-tls
+cat >/tmp/openssl.conf <<EOF
+[ req ]
+prompt = no
+distinguished_name = req_distinguished_name
+
+[ req_distinguished_name ]
+C = CZ
+L = Brno
+O = Foo
+OU = Bar
+CN = localhost
+EOF
+openssl req -x509 -nodes -newkey rsa:2048 -sha256 -days 7 \
+            -config /tmp/openssl.conf \
+            -keyout /run/systemd/journal-remote-tls/key.pem \
+            -out /run/systemd/journal-remote-tls/cert.pem
+chown -R systemd-journal-remote /run/systemd/journal-remote-tls
+
+# Configure journal-upload to upload journals to journal-remote without client certificates
+mkdir -p /run/systemd/journal-{remote,upload}.conf.d
+cat >/run/systemd/journal-remote.conf.d/99-test.conf <<EOF
+[Remote]
+SplitMode=host
+ServerKeyFile=/run/systemd/journal-remote-tls/key.pem
+ServerCertificateFile=/run/systemd/journal-remote-tls/cert.pem
+TrustedCertificateFile=-
+EOF
+cat >/run/systemd/journal-upload.conf.d/99-test.conf <<EOF
+[Upload]
+URL=https://localhost:19532
+ServerKeyFile=-
+ServerCertificateFile=-
+TrustedCertificateFile=-
+EOF
+systemd-analyze cat-config systemd/journal-remote.conf
+systemd-analyze cat-config systemd/journal-upload.conf
+
+systemctl restart systemd-journal-remote.socket
+systemctl restart systemd-journal-upload
+timeout 15 bash -xec 'while ! systemctl -q is-active systemd-journal-remote.service; do sleep 1; done'
+systemctl status systemd-journal-{remote,upload}
+
+# It may take a bit until the whole journal is transferred
+timeout 30 bash -xec "while ! journalctl --directory=/var/log/journal/remote --identifier='$TEST_TAG' --grep='$TEST_MESSAGE'; do sleep 1; done"
+
+systemctl stop systemd-journal-upload
+systemctl stop systemd-journal-remote.{socket,service}
+rm -rf /var/log/journal/remote/*
+
+# Now let's do the same, but with a full PKI setup
+#
+# journal-upload keeps the cursor of the last uploaded message, so let's send a fresh one
+echo "$TEST_MESSAGE" | systemd-cat -t "$TEST_TAG"
+journalctl --sync
+
+mkdir /run/systemd/remote-pki
+cat >/run/systemd/remote-pki/ca.conf <<EOF
+[ req ]
+prompt = no
+distinguished_name = req_distinguished_name
+
+[ req_distinguished_name ]
+C = CZ
+L = Brno
+O = Foo
+OU = Bar
+CN = Test CA
+EOF
+cat >/run/systemd/remote-pki/client.conf <<EOF
+[ req ]
+prompt = no
+distinguished_name = req_distinguished_name
+
+[ req_distinguished_name ]
+C = CZ
+L = Brno
+O = Foo
+OU = Bar
+CN = Test Client
+EOF
+cat >/run/systemd/remote-pki/server.conf <<EOF
+[ req ]
+prompt = no
+distinguished_name = req_distinguished_name
+
+[ req_distinguished_name ]
+C = CZ
+L = Brno
+O = Foo
+OU = Bar
+CN = localhost
+EOF
+# Generate a dummy CA
+openssl req -x509 -nodes -newkey rsa:2048 -sha256 -days 7 \
+            -config /run/systemd/remote-pki/ca.conf \
+            -keyout /run/systemd/remote-pki/ca.key \
+            -out /run/systemd/remote-pki/ca.crt
+echo 01 >/run/systemd/remote-pki/ca.srl
+# Generate a client key and signing request
+openssl req -nodes -newkey rsa:2048 -sha256 \
+            -config /run/systemd/remote-pki/client.conf \
+            -keyout /run/systemd/remote-pki/client.key \
+            -out /run/systemd/remote-pki/client.csr
+# Sign the request with the CA key
+openssl x509 -req -days 7 \
+             -in /run/systemd/remote-pki/client.csr \
+             -CA /run/systemd/remote-pki/ca.crt \
+             -CAkey /run/systemd/remote-pki/ca.key \
+             -out /run/systemd/remote-pki/client.crt
+# And do the same for the server
+openssl req -nodes -newkey rsa:2048 -sha256 \
+            -config /run/systemd/remote-pki/server.conf \
+            -keyout /run/systemd/remote-pki/server.key \
+            -out /run/systemd/remote-pki/server.csr
+openssl x509 -req -days 7 \
+             -in /run/systemd/remote-pki/server.csr \
+             -CA /run/systemd/remote-pki/ca.crt \
+             -CAkey /run/systemd/remote-pki/ca.key \
+             -out /run/systemd/remote-pki/server.crt
+setfacl -R -m "u:systemd-journal-remote:rwX" /run/systemd/remote-pki
+setfacl -R -m "u:systemd-journal-upload:rwX" /run/systemd/remote-pki
+
+# Reconfigure journal-upload/journal remote with the new keys
+cat >/run/systemd/journal-remote.conf.d/99-test.conf <<EOF
+[Remote]
+SplitMode=host
+ServerKeyFile=/run/systemd/remote-pki/server.key
+ServerCertificateFile=/run/systemd/remote-pki/server.crt
+TrustedCertificateFile=/run/systemd/remote-pki/ca.crt
+EOF
+cat >/run/systemd/journal-upload.conf.d/99-test.conf <<EOF
+[Upload]
+URL=https://localhost:19532
+ServerKeyFile=/run/systemd/remote-pki/client.key
+ServerCertificateFile=/run/systemd/remote-pki/client.crt
+TrustedCertificateFile=/run/systemd/remote-pki/ca.crt
+EOF
+systemd-analyze cat-config systemd/journal-remote.conf
+systemd-analyze cat-config systemd/journal-upload.conf
+
+systemctl restart systemd-journal-remote.socket
+systemctl restart systemd-journal-upload
+timeout 15 bash -xec 'while ! systemctl -q is-active systemd-journal-remote.service; do sleep 1; done'
+systemctl status systemd-journal-{remote,upload}
+
+# It may take a bit until the whole journal is transferred
+timeout 30 bash -xec "while ! journalctl --directory=/var/log/journal/remote --identifier='$TEST_TAG' --grep='$TEST_MESSAGE'; do sleep 1; done"
+
+systemctl stop systemd-journal-upload
+systemctl stop systemd-journal-remote.{socket,service}
+
+# Let's test if journal-remote refuses connection from journal-upload with invalid client certs
+#
+# We should end up with something like this:
+#    systemd-journal-remote[726]: Client is not authorized
+#    systemd-journal-upload[738]: Upload to https://localhost:19532/upload failed with code 401:
+#    systemd[1]: systemd-journal-upload.service: Main process exited, code=exited, status=1/FAILURE
+#    systemd[1]: systemd-journal-upload.service: Failed with result 'exit-code'.
+#
+cat >/run/systemd/journal-upload.conf.d/99-test.conf <<EOF
+[Upload]
+URL=https://localhost:19532
+ServerKeyFile=/run/systemd/journal-remote-tls/key.pem
+ServerCertificateFile=/run/systemd/journal-remote-tls/cert.pem
+TrustedCertificateFile=/run/systemd/remote-pki/ca.crt
+EOF
+systemd-analyze cat-config systemd/journal-upload.conf
+setfacl -R -m "u:systemd-journal-upload:rwX" /run/systemd/journal-remote-tls
+
+systemctl restart systemd-journal-upload
+timeout 10 bash -xec 'while [[ "$(systemctl show -P ActiveState systemd-journal-upload)" != failed ]]; do sleep 1; done'
+(! systemctl status systemd-journal-upload)