ssh-fwd : remaniement du système d'analyse des arguments
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7297666d6c
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1 changed files with 25 additions and 12 deletions
35
bin/ssh-fwd
35
bin/ssh-fwd
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@ -7,20 +7,10 @@ error() {
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error_null_arg() {
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local error
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error="Variable \"${1}\" can't be null"
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error="Argument \"${arg_name}\" can't be null"
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error 1
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}
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# Parser les variables
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trap error_null_arg EXIT
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set -e
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ssh_host="$1"
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shift
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trap - EXIT
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set +e
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# Lancer la redirection SSH
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start_forwarding() {
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ssh \
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@ -42,9 +32,32 @@ is_forwarding_active() {
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| sed 's/.*://' | sort | uniq | grep -q "$local_port"
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}
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step() {
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printf '\033[1;32m*\033[0m \033[1m%s...\033[0m\n' "$*"
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}
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# Parser les variables
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trap error_null_arg EXIT
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set -e
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arg_name='SSH host' ; ssh_host="$1" ; shift
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arg_name='local port' ; local_port="$1" ; shift
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arg_name='distant port'; distant_port="$1"; shift
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trap - EXIT
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unset arg_name
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if [ -n "$1" ]
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then target="$1"
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else target=localhost
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fi
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set +e
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# Branchement principal
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if ! is_forwarding_active; then
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step "Starting the redirection"
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start_forwarding
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else
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step "Stopping the redirection"
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stop_forwarding
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fi
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