39 lines
1.4 KiB
Plaintext
39 lines
1.4 KiB
Plaintext
#
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# The purpose of this script is just to show the variables that are
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# available to all the scripts in this directory. All these scripts are
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# called from dhclient-script, which exports all the variables shown
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# before. If you want to debug a problem with your DHCP setup you can
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# enable this script and take a look at /tmp/dhclient-script.debug.
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# To enable this script set the following variable to "yes"
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RUN="no"
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if [ "$RUN" = "yes" ]; then
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echo "$(date): entering ${1%/*}, dumping variables." \
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>> /tmp/dhclient-script.debug
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# loop over the 4 possible prefixes: (empty), cur_, new_, old_
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for prefix in '' 'cur_' 'new_' 'old_'; do
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# loop over the DHCP variables passed to dhclient-script
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for basevar in reason interface medium alias_ip_address \
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ip_address host_name network_number subnet_mask \
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broadcast_address routers static_routes \
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rfc3442_classless_static_routes \
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domain_name domain_search domain_name_servers \
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netbios_name_servers netbios_scope \
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ntp_servers \
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ip6_address ip6_prefix ip6_prefixlen \
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dhcp6_domain_search dhcp6_name_servers ; do
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var="${prefix}${basevar}"
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eval "content=\$$var"
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# show only variables with values set
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if [ -n "${content}" ]; then
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echo "$var='${content}'" >> /tmp/dhclient-script.debug
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fi
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done
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done
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echo '--------------------------' >> /tmp/dhclient-script.debug
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fi
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