Revision 0057e62d
Added by Chris Buechler almost 10 years ago
| etc/inc/pfsense-utils.inc | ||
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/****f* pfsense-utils/get_dns_servers |
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* NAME |
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* get_dns_servres - get system dns servers
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* get_dns_servers - get system dns servers
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* INPUTS |
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* $dns_servers - an array of the dns servers
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* none
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* RESULT |
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* null
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* $dns_servers - an array of the dns servers
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******/ |
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function get_dns_servers() {
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$dns_servers = array(); |
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$dns_s = file("/etc/resolv.conf", FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
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foreach ($dns_s as $dns) {
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$matches = ""; |
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if (preg_match("/nameserver (.*)/", $dns, $matches)) {
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$dns_servers[] = $matches[1]; |
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} |
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if (file_exists("/etc/resolv.conf")) {
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$dns_s = file("/etc/resolv.conf", FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
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} |
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if (is_array($dns_s)) {
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foreach ($dns_s as $dns) {
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$matches = ""; |
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if (preg_match("/nameserver (.*)/", $dns, $matches)) {
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$dns_servers[] = $matches[1]; |
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} |
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} |
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} |
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return array_unique($dns_servers); |
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} |
Also available in: Unified diff
only read file if it exists, and only foreach if an array.