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| 1 | +#!/bin/bash |
| 2 | + |
| 3 | +set -e |
| 4 | + |
| 5 | +cleanup() { |
| 6 | + if [ -f "$TMP_LOG" ]; then |
| 7 | + cat "$TMP_LOG" |
| 8 | + rm -f "$TMP_LOG" |
| 9 | + fi |
| 10 | +} |
| 11 | +trap cleanup EXIT |
| 12 | + |
| 13 | +usage() { |
| 14 | + echo "Usage: $0 <client|server> [--suite <KEM,KDF,AEAD>] [--workspace <path>]" |
| 15 | + exit 1 |
| 16 | +} |
| 17 | + |
| 18 | +MODE="" |
| 19 | +SUITE="" |
| 20 | + |
| 21 | +WORKSPACE=${GITHUB_WORKSPACE:-"."} |
| 22 | + |
| 23 | +if [ $# -lt 1 ]; then |
| 24 | + usage |
| 25 | +fi |
| 26 | + |
| 27 | +case "$1" in |
| 28 | + client|server) MODE="$1" ;; |
| 29 | + *) usage ;; |
| 30 | +esac |
| 31 | +shift |
| 32 | + |
| 33 | +while [ $# -gt 0 ]; do |
| 34 | + case "$1" in |
| 35 | + --suite) |
| 36 | + [ -z "$2" ] && { echo "ERROR: --suite requires a value"; exit 1; } |
| 37 | + SUITE="$2" |
| 38 | + shift 2 |
| 39 | + echo "" |
| 40 | + echo "Using suite: $SUITE" |
| 41 | + echo "" |
| 42 | + ;; |
| 43 | + --workspace) |
| 44 | + [ -z "$2" ] && { echo "ERROR: --workspace requires a value"; exit 1; } |
| 45 | + WORKSPACE="$2" |
| 46 | + shift 2 |
| 47 | + ;; |
| 48 | + *) echo "Unknown argument: $1"; usage ;; |
| 49 | + esac |
| 50 | +done |
| 51 | + |
| 52 | +OPENSSL=${OPENSSL:-"openssl"} |
| 53 | +WOLFSSL_CLIENT=${WOLFSSL_CLIENT:-"$WORKSPACE/examples/client/client"} |
| 54 | +WOLFSSL_SERVER=${WOLFSSL_SERVER:-"$WORKSPACE/examples/server/server"} |
| 55 | +CERT_DIR=${CERT_DIR:-"$WORKSPACE/certs"} |
| 56 | + |
| 57 | +TMP_LOG="$WORKSPACE/tmp_file.log" |
| 58 | +PRIV_NAME="ech-private-name.com" |
| 59 | +PUB_NAME="ech-public-name.com" |
| 60 | +MAX_WAIT=50 |
| 61 | + |
| 62 | +openssl_server(){ |
| 63 | + local ech_file="$WORKSPACE/ech_config.pem" |
| 64 | + local ech_config="" |
| 65 | + local port="" |
| 66 | + |
| 67 | + rm -f "$ech_file" |
| 68 | + |
| 69 | + $OPENSSL ech -public_name "$PUB_NAME" -out "$ech_file" $SUITE &>> "$TMP_LOG" |
| 70 | + |
| 71 | + # parse ECH config from file |
| 72 | + ech_config=$(sed -n '/BEGIN ECHCONFIG/,/END ECHCONFIG/{/BEGIN ECHCONFIG\|END ECHCONFIG/d;p}' "$ech_file" | tr -d '\n') |
| 73 | + echo "parsed ech config: $ech_config" &>> "$TMP_LOG" |
| 74 | + |
| 75 | + # start OpenSSL ECH server with ephemeral port and make sure it is |
| 76 | + # line-buffered |
| 77 | + stdbuf -oL $OPENSSL s_server \ |
| 78 | + -tls1_3 \ |
| 79 | + -cert "$CERT_DIR/server-cert.pem" \ |
| 80 | + -key "$CERT_DIR/server-key.pem" \ |
| 81 | + -cert2 "$CERT_DIR/server-cert.pem" \ |
| 82 | + -key2 "$CERT_DIR/server-key.pem" \ |
| 83 | + -ech_key "$ech_file" \ |
| 84 | + -servername "$PRIV_NAME" \ |
| 85 | + -accept 0 \ |
| 86 | + -naccept 1 \ |
| 87 | + &>> "$TMP_LOG" <<< "wolfssl!" & |
| 88 | + |
| 89 | + # wait for server port to be ready and capture it |
| 90 | + counter=0 |
| 91 | + while [ -z "$port" ]; do |
| 92 | + port=$(grep -m1 "ACCEPT" "$TMP_LOG" | sed 's/.*:\([0-9]*\)$/\1/') |
| 93 | + sleep 0.1 |
| 94 | + counter=$((counter + 1)) |
| 95 | + if [ "$counter" -gt "$MAX_WAIT" ]; then |
| 96 | + echo "ERROR: server port not found" &>> "$TMP_LOG" |
| 97 | + exit 1 |
| 98 | + fi |
| 99 | + done |
| 100 | + echo "parsed port: $port" &>> "$TMP_LOG" |
| 101 | + |
| 102 | + # test with wolfssl client |
| 103 | + $WOLFSSL_CLIENT -v 4 \ |
| 104 | + -p "$port" \ |
| 105 | + -S "$PRIV_NAME" \ |
| 106 | + --ech "$ech_config" \ |
| 107 | + &>> "$TMP_LOG" |
| 108 | + |
| 109 | + rm -f "$ech_file" |
| 110 | + |
| 111 | + grep -q "ech_success=1" "$TMP_LOG" |
| 112 | +} |
| 113 | + |
| 114 | +openssl_client(){ |
| 115 | + local ready_file="$WORKSPACE/wolfssl_tls13_ready$$" |
| 116 | + local ech_config="" |
| 117 | + local port=0 |
| 118 | + |
| 119 | + rm -f "$ready_file" |
| 120 | + |
| 121 | + # start server with ephemeral port + ready file |
| 122 | + # also set server to be line buffered so the log can be grepped |
| 123 | + stdbuf -oL $WOLFSSL_SERVER \ |
| 124 | + -v 4 \ |
| 125 | + -R "$ready_file" \ |
| 126 | + -p "$port" \ |
| 127 | + -S "$PRIV_NAME" \ |
| 128 | + --ech "$PUB_NAME" \ |
| 129 | + $SUITE \ |
| 130 | + &>> "$TMP_LOG" & |
| 131 | + |
| 132 | + # wait for server to be ready, then get port |
| 133 | + counter=0 |
| 134 | + while [ ! -s "$ready_file" ]; do |
| 135 | + sleep 0.1 |
| 136 | + counter=$((counter + 1)) |
| 137 | + if [ "$counter" -gt "$MAX_WAIT" ]; then |
| 138 | + echo "ERROR: no ready file" &>> "$TMP_LOG" |
| 139 | + exit 1 |
| 140 | + fi |
| 141 | + done |
| 142 | + port="$(cat "$ready_file")" |
| 143 | + rm -f "$ready_file" |
| 144 | + echo "parsed port: $port" &>> "$TMP_LOG" |
| 145 | + |
| 146 | + # get ECH config from server |
| 147 | + counter=0 |
| 148 | + while [ -z "$ech_config" ]; do |
| 149 | + ech_config=$(grep -m1 "ECH config (base64): " "$TMP_LOG" \ |
| 150 | + 2>/dev/null | sed 's/ECH config (base64): //g') |
| 151 | + sleep 0.1 |
| 152 | + counter=$((counter + 1)) |
| 153 | + if [ "$counter" -gt "$MAX_WAIT" ]; then |
| 154 | + echo "ERROR: no ECH configs" &>> "$TMP_LOG" |
| 155 | + exit 1 |
| 156 | + fi |
| 157 | + done |
| 158 | + echo "parsed ech config: $ech_config" &>> "$TMP_LOG" |
| 159 | + |
| 160 | + # Test with OpenSSL s_client using ECH |
| 161 | + echo "wolfssl" | $OPENSSL s_client \ |
| 162 | + -tls1_3 \ |
| 163 | + -connect "localhost:$port" \ |
| 164 | + -cert "$CERT_DIR/client-cert.pem" \ |
| 165 | + -key "$CERT_DIR/client-key.pem" \ |
| 166 | + -CAfile "$CERT_DIR/ca-cert.pem" \ |
| 167 | + -servername "$PRIV_NAME" \ |
| 168 | + -ech_config_list "$ech_config" \ |
| 169 | + &>> "$TMP_LOG" |
| 170 | + |
| 171 | + grep -q "ECH: success: 1" "$TMP_LOG" |
| 172 | +} |
| 173 | + |
| 174 | +rm -f "$TMP_LOG" |
| 175 | + |
| 176 | +case "$MODE" in |
| 177 | + server) |
| 178 | + if [ -n "$SUITE" ]; then |
| 179 | + SUITE="-suite $SUITE" |
| 180 | + fi |
| 181 | + openssl_server |
| 182 | + ;; |
| 183 | + client) |
| 184 | + if [ -n "$SUITE" ]; then |
| 185 | + SUITE="--ech-suite $SUITE" |
| 186 | + fi |
| 187 | + openssl_client |
| 188 | + ;; |
| 189 | + *) |
| 190 | + exit 1 |
| 191 | + ;; |
| 192 | +esac |
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