diff --git a/dnsapi/dns_freedns.sh b/dnsapi/dns_freedns.sh index 53da411..ae77d06 100755 --- a/dnsapi/dns_freedns.sh +++ b/dnsapi/dns_freedns.sh @@ -53,6 +53,8 @@ dns_freedns_add() { i="$(_math "$i" - 1)" sub_domain="$(echo "$fulldomain" | cut -d. -f -"$i")" + _debug top_domain "$top_domain" + _debug sub_domain "$sub_domain" # Sometimes FreeDNS does not return the subdomain page but rather # returns a page regarding becoming a premium member. This usually # happens after a period of inactivity. Immediately trying again @@ -61,7 +63,6 @@ dns_freedns_add() { attempts=2 while [ "$attempts" -gt "0" ]; do attempts="$(_math "$attempts" - 1)" - htmlpage="$(_freedns_retrieve_subdomain_page "$FREEDNS_COOKIE")" if [ "$?" != "0" ]; then if [ "$using_cached_cookies" = "true" ]; then @@ -70,19 +71,11 @@ dns_freedns_add() { fi return 1 fi + _debug2 htmlpage "$htmlpage" + + subdomain_csv="$(echo "$htmlpage" | tr -d "\n\r" | _egrep_o '
' | sed 's//@/g' | tr '@' '\n' | grep edit.php | grep $top_domain)" + _debug2 subdomain_csv "$subdomain_csv" - # Now convert the tables in the HTML to CSV. This litte gem from - # http://stackoverflow.com/questions/1403087/how-can-i-convert-an-html-table-to-csv - subdomain_csv="$(echo "$htmlpage" \ - | grep -i -e ']*>/\n/Ig' \ - | sed 's/<\/\?\(TABLE\|TR\)[^>]*>//Ig' \ - | sed 's/^]*>\|<\/\?T[DH][^>]*>$//Ig' \ - | sed 's/<\/T[DH][^>]*>]*>/,/Ig' \ - | grep 'edit.php?' \ - | grep "$top_domain")" # The above beauty ends with striping out rows that do not have an # href to edit.php and do not have the top domain we are looking for. # So all we should be left with is CSV of table of subdomains we are @@ -90,30 +83,32 @@ dns_freedns_add() { # Now we have to read through this table and extract the data we need lines="$(echo "$subdomain_csv" | wc -l)" - nl=' -' i=0 found=0 while [ "$i" -lt "$lines" ]; do i="$(_math "$i" + 1)" - line="$(echo "$subdomain_csv" | cut -d "$nl" -f "$i")" - tmp="$(echo "$line" | cut -d ',' -f 1)" - if [ $found = 0 ] && _startswith "$tmp" "$top_domain"; then + line="$(echo "$subdomain_csv" | sed -n ${i}p)" + _debug2 line "$line" + if [ $found = 0 ] && _contains "$line" "$top_domain"; then # this line will contain DNSdomainid for the top_domain - DNSdomainid="$(echo "$line" | cut -d ',' -f 2 | sed 's/^.*domain_id=//;s/>.*//')" + DNSdomainid="$(echo "$line" | _egrep_o "edit_domain_id *= *.*>" | cut -d = -f 2 | cut -d '>' -f 1)" + _debug2 DNSdomainid "$DNSdomainid" found=1 else # lines contain DNS records for all subdomains - DNSname="$(echo "$line" | cut -d ',' -f 2 | sed 's/^[^>]*>//;s/<\/a>.*//')" - DNStype="$(echo "$line" | cut -d ',' -f 3)" + DNSname="$(echo "$line" | _egrep_o 'edit.php.*' | cut -d '>' -f 2 | cut -d '<' -f 1)" + _debug2 DNSname "$DNSname" + DNStype="$(echo "$line" | sed 's/' -f 2 | cut -d '<' -f 1)" + _debug2 DNStype "$DNStype" if [ "$DNSname" = "$fulldomain" ] && [ "$DNStype" = "TXT" ]; then - DNSdataid="$(echo "$line" | cut -d ',' -f 2 | sed 's/^.*data_id=//;s/>.*//')" + DNSdataid="$(echo "$line" | _egrep_o 'data_id=.*' | cut -d = -f 2 | cut -d '>' -f 1)" # Now get current value for the TXT record. This method may # not produce accurate results as the value field is truncated # on this webpage. To get full value we would need to load # another page. However we don't really need this so long as # there is only one TXT record for the acme challenge subdomain. - DNSvalue="$(echo "$line" | cut -d ',' -f 4 | sed 's/^[^"]*"//;s/".*//;s/<\/td>.*//')" + DNSvalue="$(echo "$line" | sed 's/' -f 2 | cut -d '<' -f 1)" + _debug2 DNSvalue "$DNSvalue" if [ $found != 0 ]; then break # we are breaking out of the loop at the first match of DNS name @@ -169,8 +164,7 @@ dns_freedns_add() { return 0 else # Delete the old TXT record (with the wrong value) - _freedns_delete_txt_record "$FREEDNS_COOKIE" "$DNSdataid" - if [ "$?" = "0" ]; then + if _freedns_delete_txt_record "$FREEDNS_COOKIE" "$DNSdataid"; then # And add in new TXT record with the value provided _freedns_add_txt_record "$FREEDNS_COOKIE" "$DNSdomainid" "$sub_domain" "$txtvalue" fi @@ -210,18 +204,9 @@ dns_freedns_rm() { return 1 fi - # Now convert the tables in the HTML to CSV. This litte gem from - # http://stackoverflow.com/questions/1403087/how-can-i-convert-an-html-table-to-csv - subdomain_csv="$(echo "$htmlpage" \ - | grep -i -e ']*>/\n/Ig' \ - | sed 's/<\/\?\(TABLE\|TR\)[^>]*>//Ig' \ - | sed 's/^]*>\|<\/\?T[DH][^>]*>$//Ig' \ - | sed 's/<\/T[DH][^>]*>]*>/,/Ig' \ - | grep 'edit.php?' \ - | grep "$fulldomain")" + subdomain_csv="$(echo "$htmlpage" | tr -d "\n\r" | _egrep_o '' | sed 's//@/g' | tr '@' '\n' | grep edit.php | grep $fulldomain)" + _debug2 subdomain_csv "$subdomain_csv" + # The above beauty ends with striping out rows that do not have an # href to edit.php and do not have the domain name we are looking for. # So all we should be left with is CSV of table of subdomains we are @@ -229,19 +214,21 @@ dns_freedns_rm() { # Now we have to read through this table and extract the data we need lines="$(echo "$subdomain_csv" | wc -l)" - nl=' -' i=0 found=0 while [ "$i" -lt "$lines" ]; do i="$(_math "$i" + 1)" - line="$(echo "$subdomain_csv" | cut -d "$nl" -f "$i")" - DNSname="$(echo "$line" | cut -d ',' -f 2 | sed 's/^[^>]*>//;s/<\/a>.*//')" - DNStype="$(echo "$line" | cut -d ',' -f 3)" + line="$(echo "$subdomain_csv" | sed -n ${i}p)" + _debug2 line "$line" + DNSname="$(echo "$line" | _egrep_o 'edit.php.*' | cut -d '>' -f 2 | cut -d '<' -f 1)" + _debug2 DNSname "$DNSname" + DNStype="$(echo "$line" | sed 's/' -f 2 | cut -d '<' -f 1)" + _debug2 DNStype "$DNStype" if [ "$DNSname" = "$fulldomain" ] && [ "$DNStype" = "TXT" ]; then - DNSdataid="$(echo "$line" | cut -d ',' -f 2 | sed 's/^.*data_id=//;s/>.*//')" - DNSvalue="$(echo "$line" | cut -d ',' -f 4 | sed 's/^[^"]*"//;s/".*//;s/<\/td>.*//')" - _debug "DNSvalue: $DNSvalue" + DNSdataid="$(echo "$line" | _egrep_o 'data_id=.*' | cut -d = -f 2 | cut -d '>' -f 1)" + _debug2 DNSdataid "$DNSdataid" + DNSvalue="$(echo "$line" | sed 's/' -f 2 | cut -d '<' -f 1)" + _debug2 DNSvalue "$DNSvalue" # if [ "$DNSvalue" = "$txtvalue" ]; then # Testing value match fails. Website is truncating the value # field. So for now we will assume that there is only one TXT