28 lines
1.0 KiB
Bash
Executable File
28 lines
1.0 KiB
Bash
Executable File
#!/bin/bash
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dns(){
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echo -e "${BWhite}Service DNS Names Tool${Color_Off}"
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clear -x
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echo "Generating Internal Service DNS Names..."
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#ignored dependency pods, may need to add more in the future.
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dep_ignore="\-cronjob\-|^kube-system|\ssvclb|NAME|\-memcached\-.[^custom\-app]|\-postgresql\-.[^custom\-app]|\-redis\-.[^custom\-app]|\-mariadb\-.[^custom\-app]|\-promtail\-.[^custom\-app]"
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# Pulling pod names
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mapfile -t main < <(k3s kubectl get pods -A | grep -Ev "$dep_ignore" | sort)
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# Pulling all ports
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all_ports=$(k3s kubectl get service -A)
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clear -x
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count=0
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for i in "${main[@]}"
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do
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[[ count -le 0 ]] && echo -e "\n" && ((count++))
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appName=$(echo "$i" | awk '{print $2}' | sed 's/-[^-]*-[^-]*$//' | sed 's/-0//')
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ixName=$(echo "$i" | awk '{print $1}')
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port=$(echo "$all_ports" | grep -E "\s$appName\s" | awk '{print $6}' | grep -Eo "^[[:digit:]]+{1}")
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[[ -n "$port" ]] && echo -e "$appName.$ixName.svc.cluster.local $port"
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done | uniq | nl -b t | sed 's/\s\s\s$/- -------- ----/' | column -t -R 1 -N "#,DNS_Name,Port" -L
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}
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export -f dns
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