Marc S. Weidner
2b78209e08
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
25 lines
1.4 KiB
Bash
25 lines
1.4 KiB
Bash
#!/bin/bash
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do_log "info" "false" "Live environment DHCP information collection: timeout='${network_timeout_dhcp}' seconds. Please wait."
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dhclient -v -1 "${var_auto_nic}" 2>&1 | timeout "${network_timeout_dhcp}" dhcpdump -i "${var_auto_nic}" >> "${LOG_NIC}" || true
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awk 'BEGIN {RS="---------------------------------------------------------------------------"; \
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ORS="---------------------------------------------------------------------------"} \
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NF {last=$0} END {print last}' "${LOG_NIC}" > "${LOG_NIC}".tmp && mv "${LOG_NIC}".tmp "${LOG_NIC}"
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do_log "info" "false" "Live environment DHCP information collection: collection completed."
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### Extract 'FQDN' from '${LOG_NIC}'
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var_auto_fqdn=$(awk -F 'Host name' '/Host name/ {print $2}' "${LOG_NIC}" | xargs)
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### Extract 'YIADDR' (Your IP Address) from '${LOG_NIC}'
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var_dhcp_yiaddr=$(awk -F 'YIADDR:' '/YIADDR/ {print $2}' "${LOG_NIC}" | awk '{print $1}' | xargs)
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### Extract 'SIADDR' (Server IP Address) from '${LOG_NIC}'
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var_dhcp_siaddr=$(awk -F 'SIADDR:' '/SIADDR/ {print $2}' "${LOG_NIC}" | awk '{print $1}' | xargs)
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### Extract 'Server Identifier' from '${LOG_NIC}'
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var_dhcp_srv=$(awk -F 'Server identifier' '/Server identifier/ {print $2}' "${LOG_NIC}" | xargs)
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### Extract 'GIADDR' (Gateway IP Address) from '${LOG_NIC}'
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var_dhcp_giaddr=$(awk -F 'GIADDR:' '/GIADDR/ {print $2}' "${LOG_NIC}" | awk '{print $1}' | xargs)
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