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# shellcheck shell=dash
check_line () {
local db="$1"
local expected_services="$2"
local expected_line="$db: $expected_services"
local new_line
if ! new_line=$(grep "^$1:" /etc/nsswitch.conf) ; then
echo "ERROR: DB $db not found in /etc/nsswitch.conf" >&2
exit 2
fi
local num_db_lines
num_db_lines="$(echo "$new_line" | wc -l)"
if [ "$num_db_lines" -ne 1 ] ; then
echo "ERROR: Too many lines for DB $db: $num_db_lines" >&2
exit 3
fi
if [ "$new_line" != "$expected_line" ] ; then
echo "ERROR: Wrong db line in /etc/nsswitch.conf" >&2
echo " found: \`$new_line'" >&2
echo "expected: \`$expected_line'" >&2
exit 4
fi
echo "OK"
}
setup_pkg () {
local pkgname=$1
local testname=$2
mkdir debian
cat <<EOF > debian/control
Source: $pkgname
Section: devel
Priority: optional
Maintainer: Test User <test@example.org>
Rules-Requires-Root: no
Build-Depends: debhelper-compat (= 13), dh-sequence-installnss
Standards-Version: 4.6.1
Package: $pkgname
Architecture: all
Description: Test package for dh-nss ($testname)
Test package for dh-nss ($testname)
EOF
cat <<EOF > debian/rules
#!/usr/bin/make -f
%:
dh \$@
EOF
chmod +x debian/rules
}
build_pkg () {
pkgname="$1"
pkgversion="$2"
nss_lines="$3"
echo "$nss_lines" > debian/nss
cat <<EOF > debian/changelog
$pkgname ($pkgversion) unstable; urgency=medium
* Test build
-- Test User <test@example.org> Sun, 06 Aug 2022 11:22:33 +0200
EOF
dpkg-buildpackage --no-sign --build=binary
}
NSSWITCH_CONF="
# /etc/nsswitch.conf
passwd: files
group: files
shadow: files
gshadow: files
hosts: files dns
networks: files
protocols: db files
services: db files
ethers: db files
rpc: db files
netgroup: nis"
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