zapret/install_bin.sh

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#!/bin/sh
EXEDIR="$(dirname "$0")"
EXEDIR="$(cd "$EXEDIR"; pwd)"
BINS=binaries
BINDIR="$EXEDIR/$BINS"
ZAPRET_BASE=${ZAPRET_BASE:-"$EXEDIR"}
. "$ZAPRET_BASE/common/base.sh"
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check_dir()
{
local dir="$BINDIR/$1"
local exe="$dir/ip2net"
local out
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if [ -f "$exe" ]; then
if [ -x "$exe" ]; then
# ash and dash try to execute invalid executables as a script. they interpret binary garbage with possible negative consequences
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# bash and zsh do not do this
if exists bash; then
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out=$(echo 0.0.0.0 | bash -c "\"$exe"\" 2>/dev/null)
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elif exists zsh; then
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out=$(echo 0.0.0.0 | zsh -c "\"$exe\"" 2>/dev/null)
else
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# find does not use its own shell exec
# it uses execvp(). in musl libc it does not call shell, in glibc it DOES call /bin/sh
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# that's why prefer bash or zsh if present. otherwise it's our last chance
out=$(echo 0.0.0.0 | find "$dir" -maxdepth 1 -name ip2net -exec {} \; 2>/dev/null)
fi
[ -n "$out" ]
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else
echo "$exe is not executable. set proper chmod."
return 1
fi
else
echo "$exe is absent"
return 2
fi
}
# link or copy executables. uncomment either ln or cp, comment other
ccp()
{
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local F="$(basename "$1")"
[ -d "$ZAPRET_BASE/$2" ] || mkdir "$ZAPRET_BASE/$2"
[ -f "$ZAPRET_BASE/$2/$F" ] && rm -f "$ZAPRET_BASE/$2/$F"
ln -fs "../$BINS/$1" "$ZAPRET_BASE/$2" && echo linking : "../$BINS/$1" =\> "$ZAPRET_BASE/$2"
#cp -f "../$BINS/$1" "$ZAPRET_BASE/$2" && echo copying : "../$BINS/$1" =\> "$ZAPRET_BASE/$2"
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}
UNAME=$(uname)
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unset PKTWS
case $UNAME in
Linux)
ARCHLIST="my x86_64 x86 aarch64 arm mips64r2-msb mips32r1-lsb mips32r1-msb ppc"
PKTWS=nfqws
;;
Darwin)
ARCHLIST="my mac64"
;;
FreeBSD)
ARCHLIST="my freebsd-x64"
PKTWS=dvtws
;;
CYGWIN*)
UNAME=CYGWIN
ARCHLIST="win64"
PKTWS=winws
;;
*)
ARCHLIST="my"
esac
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if [ "$1" = "getarch" ]; then
for arch in $ARCHLIST
do
[ -d "$BINDIR/$arch" ] || continue
if check_dir $arch; then
echo $arch
exit 0
fi
done
else
for arch in $ARCHLIST
do
[ -d "$BINDIR/$arch" ] || continue
if check_dir $arch; then
echo $arch is OK
echo installing binaries ...
ccp $arch/ip2net ip2net
ccp $arch/mdig mdig
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[ -n "$PKTWS" ] && ccp $arch/$PKTWS nfq
[ "$UNAME" = CYGWIN ] || ccp $arch/tpws tpws
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exit 0
else
echo $arch is NOT OK
fi
done
echo no compatible binaries found
fi
exit 1