Jan De Landtsheer
ed98e24503
- Change from colon to space separation to avoid URL parsing issues - Update sources.conf format: TYPE NAME URL VERSION BUILD_FUNCTION [EXTRA] - Implement awk-based parsing for reliable field extraction - Fix firmware package list (remove unavailable linux-firmware-marvell)
40 lines
814 B
Plaintext
40 lines
814 B
Plaintext
# Lookup the hostname in DNS if not set
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lookup_hostname()
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{
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[ -z "$new_ip_address" ] && return 1
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# Silly ISC programs love to send error text to stdout
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if command -v dig >/dev/null 2>&1; then
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h=$(dig +short -x $new_ip_address)
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if [ $? = 0 ]; then
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echo "$h" | sed 's/\.$//'
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return 0
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fi
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elif command -v host >/dev/null 2>&1; then
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h=$(host $new_ip_address)
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if [ $? = 0 ]; then
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echo "$h" \
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| sed 's/.* domain name pointer \(.*\)./\1/'
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return 0
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fi
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elif command -v getent >/dev/null 2>&1; then
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h=$(getent hosts $new_ip_address)
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if [ $? = 0 ]; then
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echo "$h" | sed 's/[^ ]* *\([^ ]*\).*/\1/'
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return 0
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fi
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fi
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return 1
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}
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set_hostname()
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{
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if [ -z "${new_host_name}${new_fqdn_name}" ]; then
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export new_host_name="$(lookup_hostname)"
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fi
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}
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if $if_up; then
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set_hostname
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fi
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