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# Maintainer: Gabor Pali <pali.gabor@gmail.com>
pkgname=baselayout
pkgver=3.2.0
pkgrel=19
pkgdesc="Base dir structure and init scripts (Alpine Linux)"
url="https://git.alpinelinux.org/cgit/aports/tree/main/alpine-baselayout"
arch="all"
license="GPL-2.0-only"
pkggroups="shadow"
options="!fhs !check"
install=
_nbver=6.2
source="crontab
locale.sh
group
inittab
passwd
profile
protocols-$_nbver::https://salsa.debian.org/md/netbase/-/raw/v$_nbver/etc/protocols
services-$_nbver::https://salsa.debian.org/md/netbase/-/raw/v$_nbver/etc/services
"
builddir="$srcdir/build"
prepare() {
default_prepare
mkdir -p "$builddir"
mv "$srcdir"/protocols-$_nbver "$srcdir"/protocols
mv "$srcdir"/services-$_nbver "$srcdir"/services
}
build() {
# generate shadow
awk -F: '{
pw = ":!:"
if ($1 == "root") { pw = "::" }
print($1 pw ":0:::::")
}' "$srcdir"/passwd > shadow
}
package() {
mkdir -p "$pkgdir"
cd "$pkgdir"
install -m 0755 -d \
dev \
dev/pts \
dev/shm \
etc \
etc/conf.d \
etc/crontabs \
etc/init.d \
etc/modprobe.d \
etc/modules-load.d \
etc/network/if-down.d \
etc/network/if-post-down.d \
etc/network/if-pre-up.d \
etc/network/if-up.d \
etc/periodic/15min \
etc/periodic/daily \
etc/periodic/hourly \
etc/periodic/monthly \
etc/periodic/weekly \
etc/profile.d \
etc/sysctl.d \
lib/firmware \
lib/mdev \
lib/modules-load.d \
lib/sysctl.d \
media/etc \
proc \
run \
sbin \
sys \
usr/bin \
usr/lib/modules-load.d \
usr/local/bin \
usr/local/lib \
usr/local/share \
usr/sbin \
usr/share \
usr/share/man \
usr/share/misc \
var/cache \
var/cache/misc \
var/lib \
var/lib/misc \
var/local \
var/lock/subsys \
var/log \
var/opt \
var/spool \
var/spool/cron \
var/mail
ln -s /run var/run
install -d -m 0555 var/empty
install -d -m 0700 "$pkgdir"/root
install -d -m 1777 "$pkgdir"/tmp "$pkgdir"/var/tmp
install -m600 "$srcdir"/crontab "$pkgdir"/etc/crontabs/root
install -m644 \
"$srcdir"/locale.sh \
"$pkgdir"/etc/profile.d/
echo "wifibox" > "$pkgdir"/etc/hostname
cat > "$pkgdir"/etc/hosts <<-EOF
127.0.0.1 localhost localhost.localdomain
::1 localhost localhost.localdomain
EOF
cat > "$pkgdir"/etc/modules <<-EOF
af_packet
ipv6
EOF
cat > "$pkgdir"/etc/shells <<-EOF
/bin/sh
/bin/ash
EOF
cat > "$pkgdir"/etc/sysctl.conf <<-EOF
net.ipv4.ip_forward=1
EOF
cat > "$pkgdir"/lib/sysctl.d/00-alpine.conf <<-EOF
# Prevents SYN DOS attacks. Applies to ipv6 as well, despite name.
net.ipv4.tcp_syncookies = 1
# Prevents ip spoofing.
net.ipv4.conf.default.rp_filter = 1
net.ipv4.conf.all.rp_filter = 1
# Only groups within this id range can use ping.
net.ipv4.ping_group_range=999 59999
# Redirects can potentially be used to maliciously alter hosts
# routing tables.
net.ipv4.conf.all.accept_redirects = 0
net.ipv4.conf.all.secure_redirects = 1
net.ipv6.conf.all.accept_redirects = 0
# The source routing feature includes some known vulnerabilities.
net.ipv4.conf.all.accept_source_route = 0
net.ipv6.conf.all.accept_source_route = 0
# See RFC 1337
net.ipv4.tcp_rfc1337 = 1
## Enable IPv6 Privacy Extensions (see RFC4941 and RFC3041)
net.ipv6.conf.default.use_tempaddr = 2
net.ipv6.conf.all.use_tempaddr = 2
# Restarts computer after 120 seconds after kernel panic
kernel.panic = 120
# Users should not be able to create soft or hard links to files
# which they do not own. This mitigates several privilege
# escalation vulnerabilities.
fs.protected_hardlinks = 1
fs.protected_symlinks = 1
EOF
cat > "$pkgdir"/etc/fstab <<-EOF
tmpfs /tmp tmpfs size=128K 0 0
config /media/etc 9p trans=virtio,ro,noatime,nodiratime,norelatime 0 0
var /var 9p trans=virtio,rw 0 0
EOF
install -m644 \
"$srcdir"/group \
"$srcdir"/passwd \
"$srcdir"/inittab \
"$srcdir"/profile \
"$srcdir"/protocols \
"$srcdir"/services \
"$pkgdir"/etc/
install -m640 -g shadow "$builddir"/shadow \
"$pkgdir"/etc/
# symlinks
ln -s /dev/null "$pkgdir"/root/.ash_history
ln -s /etc/crontabs "$pkgdir"/var/spool/cron/crontabs
ln -s /proc/mounts "$pkgdir"/etc/mtab
ln -s /var/mail "$pkgdir"/var/spool/mail
}
sha512sums="
6e169c0975a1ad1ad871a863e8ee83f053de9ad0b58d94952efa4c28a8c221445d9e9732ad8b52832a50919c2f39aa965a929b3d5b3f9e62f169e2b2e0813d82 crontab
b2fc9b72846a43a45ba9a8749e581cef34d1915836833b51b7919dfbf4e275b7d55fec4dea7b23df3796380910971a41331e53e8cf0d304834e3da02cc135e5a locale.sh
806b8f23f823a9471846d12fa6b55690b95eedb4c613b82aefaba7ffef23f83e17552befd891a487864f72ef24e395d8611738933f684a85eb4c336cb20994f8 group
7cc3c23062c730ec7a1d7850423d9901047005520da5b347b7b24e5f33a9c9a9129b430557f7f41e565f143624b7f3c47e3f6e4a6a446e75f0ea245c03d70880 inittab
06d12a7b9ca14fe17e412d0f24814620b67d035ae859be7906cbf4782dd69e359a6a555dafb98060b7fb7e4714aaa676c88d9017cded36e6d8398e23369bb290 passwd
b14920eae431d1f15b066e264a94f804540c5dcbf91caef034019d95456c975c0c054672e53369082682dd9454a034f26bd45b312adfc0ab68a0311d97b037ac profile
eadc83e47fcc354ab83fd109bee452bda170886fb684e67faf615930c11480919505f4af60c685b124efc54af0ded9522663132f911eac6622144f8b4c8be695 protocols-6.2
adfae0d2f569c2a2f413b7e27683a007fc8ca689b8c3349672fe0dcb6208c192ede4402eff09c604b7e7b4fd9d8df93b875efa5bdaa6c14ff1d8022a7caad5cd services-6.2
"
|
