Print SSH connection errors only if no server is available.
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@ -50,6 +50,9 @@ export LANG=C
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## Force umask
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umask 077
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## Initialize variable to store SSH connection errors
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SERVERS_SSH_ERRORS=""
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# Call test_server with "HOST:PORT" string
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# It will return with 0 if the server is reachable.
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# It will return with 1 and a message on stderr if not.
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@ -67,7 +70,9 @@ test_server() {
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return 0
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else
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# SSH connection failed
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echo "Failed to connect to \`${item}' within ${SSH_CONNECT_TIMEOUT} seconds" >&2
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new_error=$(printf "Failed to connect to \`%s' within %s seconds" "${item}" "${SSH_CONNECT_TIMEOUT}")
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SERVERS_SSH_ERRORS=$(printf "%s\n%s" "${SERVERS_SSH_ERRORS}" "${new_error}" | sed -e '/^$/d')
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return 1
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fi
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}
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@ -78,7 +83,10 @@ pick_server() {
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if [ "${increment}" -ge "${list_length}" ]; then
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# We've reached the end of the list
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echo "No more server available" >&2
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new_error="No more server available"
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SERVERS_SSH_ERRORS=$(printf "%s\n%s" "${SERVERS_SSH_ERRORS}" "${new_error}" | sed -e '/^$/d')
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printf "%s\n" "${SERVERS_SSH_ERRORS}" >&2
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return 1
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fi
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