Moved docker-iptables and docker-ports to docker-cli-tools
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#!/bin/bash
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## docker-iptables
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##
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## @author gdm85
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## script to show iptables rules with docker names
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## can be used also to detect problems with dead containers and stale iptable rules
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## supports standard iptables-save syntax
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#
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function replace_iptables() {
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local CID
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local SEDCMD="-e s!172.17.42.1/32!dockerHost!g
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for CID in $(docker ps -q -a); do
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local NAME=$(docker inspect --format '{{ .Name }}' $CID | awk '{ print substr($0, 2, length($0)-1) }')
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local IP=$(docker inspect --format '{{ .NetworkSettings.IPAddress }}' $CID)
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if [ -z "$IP" ]; then
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continue
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fi
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SEDCMD="$SEDCMD -e s!$IP/32!${NAME}!g -e s!$IP!${NAME}!g"
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done
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sed $SEDCMD
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}
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iptables-save $@ | replace_iptables
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@ -1,62 +0,0 @@
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#!/bin/bash
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## docker-ports
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##
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## @author gdm85
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## script to show docker allocated ports of a container
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#
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if ! type jq >/dev/null 2>/dev/null; then
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echo "jq must be installed" 1>&2
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exit 1
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fi
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if [ $# -lt 1 ]; then
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echo "Please specify at least one container" 1>&2
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exit 1
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fi
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function show_ports() {
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local CID="$1"
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local CONTAINER_IPv4=$(docker inspect --format '{{ .NetworkSettings.IPAddress }}' $CID) || return $?
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if [[ -z "$CONTAINER_IPv4" || "$CONTAINER_IPv4" == "<no value>" ]]; then
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echo "Invalid container: $CID" 1>&2
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return 1
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fi
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local NAME=$(docker inspect --format '{{ .Name }}' $CID | awk '{ print substr($0, 2, length($0)-1) }')
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local STANZA="$(docker inspect --format '{{json .HostConfig.PortBindings }}' $CID)" || return $?
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echo "$NAME:"
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let I=0
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for P in $(echo "$STANZA" | jq -M 'keys' | tail -n+2 | head -n-1 | sed s/,$// | sed 's/"//g' ); do
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## port on container
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local SRCPORT="$(echo $P | awk -F/ '{ print $1 }')"
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echo -e -n "\t$SRCPORT\t<-\t"
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## get port binding (if any)
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local SNIP=$(echo $STANZA | jq -M "to_entries | .[$I].value")
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if [[ -z "$SNIP" || "$SNIP" == "null" ]]; then
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echo "$CONTAINER_IPv4:$SRCPORT"
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else
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local HOSTIP="$(echo $SNIP | jq -M -r '.[0].HostIp')"
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## match only bindings on dockerhost
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if [[ -z "$HOSTIP" || "$HOSTIP" == '0.0.0.0' ]]; then
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local HOSTPORT="$(echo $SNIP | jq -M -r '.[0].HostPort')"
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echo "0.0.0.0:$HOSTPORT"
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else
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echo "$HOSTIP:$SRCPORT"
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fi
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fi
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let I=I+1
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done
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}
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for CID in $@; do
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show_ports "$CID"
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done
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