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check for unset variable correctly

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Girish Ramakrishnan 2016-04-11 11:46:57 -07:00
parent 35be11259d
commit 2f8df19cfe
1 changed files with 1 additions and 1 deletions
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2
start.sh
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@ -23,7 +23,7 @@ setup_ldap_source() {
# SSH_PORT can be unset to disable SSH
disable_ssh="false"
if [[ -z "${SSH_PORT}" ]]; then
if [[ -z "${SSH_PORT:-}" ]]; then
echo "SSH disabled"
SSH_PORT=29418 # arbitrary port to keep sshd happy
disable_ssh="false"