diff options
Diffstat (limited to 'run_server.sh')
| -rwxr-xr-x | run_server.sh | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/run_server.sh b/run_server.sh index e6beee9..c3e9759 100755 --- a/run_server.sh +++ b/run_server.sh @@ -1,9 +1,26 @@ #!/usr/bin/env bash +set -euo pipefail + if [[ "$(id -u)" -ne 0 ]]; then echo >&2 "Run with sudo" exit 1 fi +if [[ $# -eq 0 ]]; then + server_exec=./server +elif [[ $# -eq 1 ]]; then + server_exec="$1" +else + echo >&2 "Usage: $0 [server executable]" + echo >&2 "By default runs ./server" + exit 1 +fi + +if [[ ! -x "$server_exec" ]]; then + echo >&2 "Cannot execute server executable $server_exec" + exit 1 +fi + echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_all trap "echo 0 >/proc/sys/net/ipv4/icmp_echo_ignore_all" EXIT -./serverd +"$server_exec" |