70824f2c9e
This reverts commit 0688e4f266.
Run scripts/generate_visualc_files.pl to account for the added programs.
117 lines
2.8 KiB
Bash
Executable file
117 lines
2.8 KiB
Bash
Executable file
#!/bin/sh
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# -*-sh-basic-offset: 4-*-
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# Usage: udp_proxy_wrapper.sh [PROXY_PARAM...] -- [SERVER_PARAM...]
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set -u
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MBEDTLS_BASE="$(dirname -- "$0")/../.."
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TPXY_BIN="$MBEDTLS_BASE/programs/test/udp_proxy"
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SRV_BIN="$MBEDTLS_BASE/programs/ssl/ssl_server2"
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: ${VERBOSE:=0}
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stop_proxy() {
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if [ -n "${tpxy_pid:-}" ]; then
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echo
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echo " * Killing proxy (pid $tpxy_pid) ..."
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kill $tpxy_pid
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fi
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}
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stop_server() {
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if [ -n "${srv_pid:-}" ]; then
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echo
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echo " * Killing server (pid $srv_pid) ..."
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kill $srv_pid >/dev/null 2>/dev/null
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fi
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}
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cleanup() {
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stop_server
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stop_proxy
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exit 129
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}
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trap cleanup INT TERM HUP
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# Extract the proxy parameters
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tpxy_cmd_snippet='"$TPXY_BIN"'
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while [ $# -ne 0 ] && [ "$1" != "--" ]; do
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tail="$1" quoted=""
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while [ -n "$tail" ]; do
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case "$tail" in
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*\'*) quoted="${quoted}${tail%%\'*}'\\''" tail="${tail#*\'}";;
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*) quoted="${quoted}${tail}"; tail=; false;;
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esac
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done
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tpxy_cmd_snippet="$tpxy_cmd_snippet '$quoted'"
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shift
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done
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unset tail quoted
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if [ $# -eq 0 ]; then
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echo " * No server arguments (must be preceded by \" -- \") - exit"
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exit 3
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fi
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shift
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dtls_enabled=
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ipv6_in_use=
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server_port_orig=
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server_addr_orig=
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for param; do
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case "$param" in
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server_port=*) server_port_orig="${param#*=}";;
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server_addr=*:*) server_addr_orig="${param#*=}"; ipv6_in_use=1;;
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server_addr=*) server_addr_orig="${param#*=}";;
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dtls=[!0]*) dtls_enabled=1;;
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esac
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done
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if [ -z "$dtls_enabled" ] || [ -n "$ipv6_in_use" ]; then
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echo >&2 "$0: Couldn't find DTLS enabling, or IPv6 is in use - immediate fallback to server application..."
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if [ $VERBOSE -gt 0 ]; then
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echo "[ $SRV_BIN $* ]"
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fi
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exec "$SRV_BIN" "$@"
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fi
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if [ -z "$server_port_orig" ]; then
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server_port_orig=4433
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fi
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echo " * Server port: $server_port_orig"
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tpxy_cmd_snippet="$tpxy_cmd_snippet \"listen_port=\$server_port_orig\""
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tpxy_cmd_snippet="$tpxy_cmd_snippet \"server_port=\$server_port\""
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if [ -n "$server_addr_orig" ]; then
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echo " * Server address: $server_addr_orig"
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tpxy_cmd_snippet="$tpxy_cmd_snippet \"server_addr=\$server_addr_orig\""
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tpxy_cmd_snippet="$tpxy_cmd_snippet \"listen_addr=\$server_addr_orig\""
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fi
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server_port=$(( server_port_orig + 1 ))
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set -- "$@" "server_port=$server_port"
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echo " * Intermediate port: $server_port"
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echo " * Start proxy in background ..."
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if [ $VERBOSE -gt 0 ]; then
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echo "[ $tpxy_cmd_snippet ]"
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fi
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eval exec "$tpxy_cmd_snippet" >/dev/null 2>&1 &
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tpxy_pid=$!
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if [ $VERBOSE -gt 0 ]; then
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echo " * Proxy ID: $TPXY_PID"
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fi
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echo " * Starting server ..."
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if [ $VERBOSE -gt 0 ]; then
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echo "[ $SRV_BIN $* ]"
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fi
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exec "$SRV_BIN" "$@" >&2 &
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srv_pid=$!
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wait $srv_pid
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stop_proxy
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return 0
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