nuageinit: Lua check and lint files

Mostly white space, style, and luacheck compliance.

Signed-off-by: Jose Luis Duran <jlduran@gmail.com>

libexec/nuageinit/nuage.lua

@@ -1,7 +1,9 @@
+---
 -- SPDX-License-Identifier: BSD-2-Clause
 --
 -- Copyright(c) 2022 Baptiste Daroussin <bapt@FreeBSD.org>
 
+local lfs = require("lfs")
 local pu = require("posix.unistd")
 
 local function warnmsg(str)
@@ -36,7 +38,9 @@ local function mkdir_p(path)
 end
 
 local function sethostname(hostname)
-	if hostname == nil then return end
+	if hostname == nil then
+		return
+	end
 	local root = os.getenv("NUAGE_FAKE_ROOTDIR")
 	if not root then
 		root = ""
@@ -49,7 +53,7 @@ local function sethostname(hostname)
 		warnmsg("Impossible to open " .. hostnamepath .. ":" .. err)
 		return
 	end
-	f:write("hostname=\""..hostname.."\"\n")
+	f:write('hostname="' .. hostname .. '"\n')
 	f:close()
 end
 
@@ -92,7 +96,7 @@ local function adduser(pwd)
 	local extraargs = ""
 	if pwd.groups then
 		local list = splitlist(pwd.groups)
-		extraargs = " -G ".. table.concat(list, ',')
+		extraargs = " -G " .. table.concat(list, ",")
 	end
 	-- pw will automatically create a group named after the username
 	-- do not add a -g option in this case
@@ -124,7 +128,7 @@ local function adduser(pwd)
 
 	local r = os.execute(cmd)
 	if not r then
-		warnmsg("nuageinit: fail to add user "..pwd.name);
+		warnmsg("nuageinit: fail to add user " .. pwd.name)
 		warnmsg(cmd)
 		return nil
 	end
@@ -158,7 +162,7 @@ local function addgroup(grp)
 	local extraargs = ""
 	if grp.members then
 		local list = splitlist(grp.members)
-		extraargs = " -M " .. table.concat(list, ',')
+		extraargs = " -M " .. table.concat(list, ",")
 	end
 	cmd = "pw "
 	if root then
@@ -167,7 +171,7 @@ local function addgroup(grp)
 	cmd = cmd .. "groupadd -n " .. grp.name .. extraargs
 	local r = os.execute(cmd)
 	if not r then
-		warnmsg("nuageinit: fail to add group ".. grp.name);
+		warnmsg("nuageinit: fail to add group " .. grp.name)
 		warnmsg(cmd)
 		return false
 	end
@@ -214,12 +218,12 @@ end
 local n = {
 	warn = warnmsg,
 	err = errmsg,
+	dirname = dirname,
+	mkdir_p = mkdir_p,
 	sethostname = sethostname,
 	adduser = adduser,
 	addgroup = addgroup,
-	addsshkey = addsshkey,
-	dirname = dirname,
-	mkdir_p = mkdir_p,
+	addsshkey = addsshkey
 }
 
 return n

libexec/nuageinit/nuageinit

@@ -1,10 +1,11 @@
 #!/usr/libexec/flua
-
+---
 -- SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 --
 -- Copyright(c) 2022 Baptiste Daroussin <bapt@FreeBSD.org>
 
 local nuage = require("nuage")
+local ucl = require("ucl")
 local yaml = require("yaml")
 
 if #arg ~= 2 then
@@ -12,7 +13,6 @@ if #arg ~= 2 then
 end
 local path = arg[1]
 local citype = arg[2]
-local ucl = require("ucl")
 
 local default_user = {
 	name = "freebsd",
@@ -40,7 +40,7 @@ end
 local function get_ifaces()
 	local parser = ucl.parser()
 	-- grab ifaces
-	local ns  = io.popen('netstat -i --libxo json')
+	local ns = io.popen("netstat -i --libxo json")
 	local netres = ns:read("*a")
 	ns:close()
 	local res, err = parser:parse_string(netres)
@@ -94,23 +94,27 @@ local function config2_network(p)
 	for _, v in pairs(obj["networks"]) do
 		local interface = mylinks[v["link"]]
 		if v["type"] == "ipv4_dhcp" then
-			network:write("ifconfig_"..interface.."=\"DHCP\"\n")
+			network:write("ifconfig_" .. interface .. '="DHCP"\n')
 		end
 		if v["type"] == "ipv4" then
-			network:write("ifconfig_"..interface.."=\"inet "..v["ip_address"].." netmask " .. v["netmask"] .. "\"\n")
+			network:write(
+				"ifconfig_" .. interface .. '="inet ' .. v["ip_address"] .. " netmask " .. v["netmask"] .. '"\n'
+			)
 			if v["gateway"] then
-				routing:write("defaultrouter=\""..v["gateway"].."\"\n")
+				routing:write('defaultrouter="' .. v["gateway"] .. '"\n')
 			end
 			if v["routes"] then
 				for i, r in ipairs(v["routes"]) do
 					local rname = "cloudinit" .. i .. "_" .. interface
-					if v["gateway"] and v["gateway"] == r["gateway"] then goto next end
-					if r["network"] == "0.0.0.0" then
-						routing:write("defaultrouter=\""..r["gateway"].."\"\n")
+					if v["gateway"] and v["gateway"] == r["gateway"] then
 						goto next
 					end
-					routing:write("route_".. rname .. "=\"-net ".. r["network"] .. " ")
-					routing:write(r["gateway"] .. " " .. r["netmask"] .. "\"\n")
+					if r["network"] == "0.0.0.0" then
+						routing:write('defaultrouter="' .. r["gateway"] .. '"\n')
+						goto next
+					end
+					routing:write("route_" .. rname .. '="-net ' .. r["network"] .. " ")
+					routing:write(r["gateway"] .. " " .. r["netmask"] .. '"\n')
 					ipv4[#ipv4 + 1] = rname
 					::next::
 				end
@@ -119,11 +123,11 @@ local function config2_network(p)
 		if v["type"] == "ipv6" then
 			ipv6[#ipv6 + 1] = interface
 			ipv6_routes[#ipv6_routes + 1] = interface
-			network:write("ifconfig_"..interface.."_ipv6=\"inet6 "..v["ip_address"].."\"\n")
+			network:write("ifconfig_" .. interface .. '_ipv6="inet6 ' .. v["ip_address"] .. '"\n')
 			if v["gateway"] then
-				routing:write("ipv6_defaultrouter=\""..v["gateway"].."\"\n")
-				routing:write("ipv6_route_"..interface.."=\""..v["gateway"])
-				routing:write(" -prefixlen 128 -interface "..interface.."\"\n")
+				routing:write('ipv6_defaultrouter="' .. v["gateway"] .. '"\n')
+				routing:write("ipv6_route_" .. interface .. '="' .. v["gateway"])
+				routing:write(" -prefixlen 128 -interface " .. interface .. '"\n')
 			end
 			-- TODO compute the prefixlen for the routes
 			--if v["routes"] then
@@ -131,8 +135,10 @@ local function config2_network(p)
 			--	local rname = "cloudinit" .. i .. "_" .. mylinks[v["link"]]
 			--		-- skip all the routes which are already covered by the default gateway, some provider
 			--		-- still list plenty of them.
-			--		if v["gateway"] == r["gateway"] then goto next end
-			--		routing:write("ipv6_route_" .. rname .. "\"\n")
+			--		if v["gateway"] == r["gateway"] then
+			--			goto next
+			--		end
+			--		routing:write("ipv6_route_" .. rname .. '"\n')
 			--		ipv6_routes[#ipv6_routes + 1] = rname
 			--		::next::
 			--	end
@@ -140,17 +146,17 @@ local function config2_network(p)
 		end
 	end
 	if #ipv4 > 0 then
-		routing:write("static_routes=\"")
-		routing:write(table.concat(ipv4, " ") .. "\"\n")
+		routing:write('static_routes="')
+		routing:write(table.concat(ipv4, " ") .. '"\n')
 	end
 	if #ipv6 > 0 then
-		network:write("ipv6_network_interfaces=\"")
-		network:write(table.concat(ipv6, " ") .. "\"\n")
-		network:write("ipv6_default_interface=\""..ipv6[1].."\"\n")
+		network:write('ipv6_network_interfaces="')
+		network:write(table.concat(ipv6, " ") .. '"\n')
+		network:write('ipv6_default_interface="' .. ipv6[1] .. '"\n')
 	end
 	if #ipv6_routes > 0 then
-		routing:write("ipv6_static_routes=\"")
-		routing:write(table.concat(ipv6, " ") .. "\"\n")
+		routing:write('ipv6_static_routes="')
+		routing:write(table.concat(ipv6, " ") .. '"\n')
 	end
 	network:close()
 	routing:close()
@@ -158,7 +164,7 @@ end
 
 if citype == "config-2" then
 	local parser = ucl.parser()
-	local res,err = parser:parse_file(path..'/meta_data.json')
+	local res, err = parser:parse_file(path .. "/meta_data.json")
 
 	if not res then
 		nuage.err("nuageinit: error parsing config-2: meta_data.json: " .. err)
@@ -184,9 +190,9 @@ elseif citype == "nocloud" then
 	if not obj then
 		nuage.err("nuageinit: error parsing nocloud meta-data")
 	end
-	local hostname = obj['local-hostname']
+	local hostname = obj["local-hostname"]
 	if not hostname then
-		hostname = obj['hostname']
+		hostname = obj["hostname"]
 	end
 	if hostname then
 		nuage.sethostname(hostname)
@@ -200,7 +206,7 @@ local ud = nil
 local f = nil
 userdatas = {"user-data", "user_data"}
 for _, v in pairs(userdatas) do
-	f = io.open(path..'/' .. v, "r")
+	f = io.open(path .. "/" .. v, "r")
 	if f then
 		ud = v
 		break
@@ -209,7 +215,7 @@ end
 if not f then
 	os.exit(0)
 end
-local line = f:read('*l')
+local line = f:read("*l")
 f:close()
 if line == "#cloud-config" then
 	f = io.open(path .. "/" .. ud)
@@ -230,7 +236,7 @@ if line == "#cloud-config" then
 					nuage.addgroup({name = k, members = v})
 				end
 			else
-				nuage.warn("nuageinit: invalid type : "..type(g).." for users entry number "..n);
+				nuage.warn("nuageinit: invalid type: " .. type(g) .. " for users entry number " .. n)
 			end
 		end
 	end
@@ -254,7 +260,7 @@ if line == "#cloud-config" then
 					end
 				end
 			else
-				nuage.warn("nuageinit: invalid type : "..type(u).." for users entry number "..n);
+				nuage.warn("nuageinit: invalid type : " .. type(u) .. " for users entry number " .. n)
 			end
 			::unext::
 		end
@@ -275,45 +281,49 @@ if line == "#cloud-config" then
 		local routing = open_config("routing")
 		local ipv6 = {}
 		for _, v in pairs(obj.network.ethernets) do
-			if not v.match then goto next end
-			if not v.match.macaddress then goto next end
+			if not v.match then
+				goto next
+			end
+			if not v.match.macaddress then
+				goto next
+			end
 			if not ifaces[v.match.macaddress] then
 				nuage.warn("nuageinit: not interface matching: " .. v.match.macaddress)
 				goto next
 			end
 			local interface = ifaces[v.match.macaddress]
 			if v.dhcp4 then
-				network:write("ifconfig_"..interface.."=\"DHCP\"\n")
+				network:write("ifconfig_" .. interface .. '="DHCP"\n')
 			elseif v.addresses then
 				for _, a in pairs(v.addresses) do
 					if a:match("^(%d+)%.(%d+)%.(%d+)%.(%d+)") then
-						network:write("ifconfig_"..interface.."=\"inet "..a.."\"\n")
+						network:write("ifconfig_" .. interface .. '="inet ' .. a .. '"\n')
 					else
-						network:write("ifconfig_"..interface.."_ipv6=\"inet6 "..a.."\"\n")
+						network:write("ifconfig_" .. interface .. '_ipv6="inet6 ' .. a .. '"\n')
 						ipv6[#ipv6 + 1] = interface
 					end
 				end
 			end
 			if v.gateway4 then
-				routing:write("defaultrouter=\""..v.gateway4.."\"\n")
+				routing:write('defaultrouter="' .. v.gateway4 .. '"\n')
 			end
 			if v.gateway6 then
-				routing:write("ipv6_defaultrouter=\""..v.gateway6.."\"\n")
-				routing:write("ipv6_route_"..interface.."=\""..v.gateway6)
-				routing:write(" -prefixlen 128 -interface "..interface.."\"\n")
+				routing:write('ipv6_defaultrouter="' .. v.gateway6 .. '"\n')
+				routing:write("ipv6_route_" .. interface .. '="' .. v.gateway6)
+				routing:write(" -prefixlen 128 -interface " .. interface .. '"\n')
 			end
 			::next::
 		end
 		if #ipv6 > 0 then
-			network:write("ipv6_network_interfaces=\"")
-			network:write(table.concat(ipv6, " ") .. "\"\n")
-			network:write("ipv6_default_interface=\""..ipv6[1].."\"\n")
+			network:write('ipv6_network_interfaces="')
+			network:write(table.concat(ipv6, " ") .. '"\n')
+			network:write('ipv6_default_interface="' .. ipv6[1] .. '"\n')
 		end
 		network:close()
 		routing:close()
 	end
 else
-	local res,err = os.execute(path..'/' .. ud)
+	local res, err = os.execute(path .. "/" .. ud)
 	if not res then
 		nuage.err("nuageinit: error executing user-data script: " .. err)
 	end

libexec/nuageinit/tests/Makefile

@@ -2,12 +2,12 @@ PACKAGE=	tests
 
 ATF_TESTS_SH=	nuage utils nuageinit
 
-${PACKAGE}FILES+=	warn.lua
-${PACKAGE}FILES+=	err.lua
-${PACKAGE}FILES+=	dirname.lua
-${PACKAGE}FILES+=	sethostname.lua
+${PACKAGE}FILES+=	addgroup.lua
 ${PACKAGE}FILES+=	addsshkey.lua
 ${PACKAGE}FILES+=	adduser.lua
-${PACKAGE}FILES+=	addgroup.lua
+${PACKAGE}FILES+=	dirname.lua
+${PACKAGE}FILES+=	err.lua
+${PACKAGE}FILES+=	sethostname.lua
+${PACKAGE}FILES+=	warn.lua
 
 .include <bsd.test.mk>

libexec/nuageinit/tests/addgroup.lua

@@ -1,6 +1,7 @@
 #!/usr/libexec/flua
 
 local n = require("nuage")
+
 if n.addgroup() then
 	n.err("addgroup should not accept empty value")
 end

libexec/nuageinit/tests/addsshkey.lua

@@ -1,2 +1,5 @@
+#!/usr/libexec/flua
+
 local n = require("nuage")
+
 n.addsshkey(".", "mykey")

libexec/nuageinit/tests/adduser.lua

@@ -1,6 +1,7 @@
 #!/usr/libexec/flua
 
 local n = require("nuage")
+
 if n.adduser() then
 	n.err("adduser should not accept empty value")
 end

libexec/nuageinit/tests/dirname.lua

@@ -1,8 +1,11 @@
+#!/usr/libexec/flua
+
 local n = require("nuage")
+
 print(n.dirname("/my/path/path1"))
 if n.dirname("path") then
-	nuage.err("Expecting nil for n.dirname(\"path\")")
+	n.err('Expecting nil for n.dirname("path")')
 end
 if n.dirname() then
-	nuage.err("Expecting nil for n.dirname")
+	n.err("Expecting nil for n.dirname")
 end

libexec/nuageinit/tests/err.lua

@@ -1,4 +1,5 @@
 #!/usr/libexec/flua
 
 local n = require("nuage")
+
 n.err("plop")

libexec/nuageinit/tests/nuage.sh

@@ -1,9 +1,16 @@
+#-
+# Copyright (c) 2022 Baptiste Daroussin <bapt@FreeBSD.org>
+#
+# SPDX-License-Identifier: BSD-2-Clause
+#
+
 atf_test_case sethostname
 atf_test_case addsshkey
 atf_test_case adduser
 atf_test_case addgroup
 
-sethostname_body() {
+sethostname_body()
+{
 	export NUAGE_FAKE_ROOTDIR="$(pwd)"
 	atf_check /usr/libexec/flua $(atf_get_srcdir)/sethostname.lua
 	if [ ! -f etc/rc.conf.d/hostname ]; then
@@ -12,7 +19,8 @@ sethostname_body() {
 	atf_check -o inline:"hostname=\"myhostname\"\n" cat etc/rc.conf.d/hostname
 }
 
-addsshkey_body() {
+addsshkey_body()
+{
 	atf_check /usr/libexec/flua $(atf_get_srcdir)/addsshkey.lua
 	if [ ! -f .ssh/authorized_keys ]; then
 		atf_fail "ssh key not added"
@@ -24,7 +32,8 @@ addsshkey_body() {
 	atf_check -o inline:"mykey\nmykey\n" cat .ssh/authorized_keys
 }
 
-adduser_body() {
+adduser_body()
+{
 	export NUAGE_FAKE_ROOTDIR="$(pwd)"
 	if [ $(id -u) -ne 0 ]; then
 		atf_skip "root required"
@@ -38,7 +47,8 @@ adduser_body() {
 	atf_check -o inline:"impossible_username::1001:1001::0:0:impossible_username User:/home/impossible_username:/bin/sh\n" grep impossible_username etc/master.passwd
 }
 
-addgroup_body() {
+addgroup_body()
+{
 	export NUAGE_FAKE_ROOTDIR="$(pwd)"
 	mkdir etc
 	printf "wheel:*:0:root\n" > etc/group
@@ -46,7 +56,8 @@ addgroup_body() {
 	atf_check -o inline:"impossible_groupname:*:1001:\n" grep impossible_groupname etc/group
 }
 
-atf_init_test_cases() {
+atf_init_test_cases()
+{
 	atf_add_test_case sethostname
 	atf_add_test_case addsshkey
 	atf_add_test_case adduser

libexec/nuageinit/tests/nuageinit.sh

@@ -1,8 +1,13 @@
+#-
+# Copyright (c) 2022 Baptiste Daroussin <bapt@FreeBSD.org>
+#
+# SPDX-License-Identifier: BSD-2-Clause
+#
+
 atf_test_case args
 atf_test_case nocloud
 atf_test_case nocloud_userdata_script
 atf_test_case nocloud_user_data_script
-atf_test_case nocloud_userdata_cloudconfig
 atf_test_case nocloud_userdata_cloudconfig_users
 atf_test_case nocloud_network
 atf_test_case config2
@@ -12,7 +17,6 @@ atf_test_case config2_pubkeys_meta_data
 atf_test_case config2_network
 atf_test_case config2_network_static_v4
 
-
 args_body()
 {
 	atf_check -s exit:1 -e inline:"Usage /usr/libexec/nuageinit <cloud-init directory> [config-2|nocloud]\n" /usr/libexec/nuageinit
@@ -43,7 +47,7 @@ nocloud_userdata_script_body()
 	here=$(pwd)
 	mkdir -p media/nuageinit
 	printf "instance-id: iid-local01\n" > ${here}/media/nuageinit/meta-data
-	printf "#!/bin/sh\necho "yeah"\n" > ${here}/media/nuageinit/user-data
+	printf "#!/bin/sh\necho yeah\n" > ${here}/media/nuageinit/user-data
 	chmod 755 ${here}/media/nuageinit/user-data
 	atf_check -s exit:0 -o inline:"yeah\n" /usr/libexec/nuageinit ${here}/media/nuageinit nocloud
 }
@@ -53,7 +57,7 @@ nocloud_user_data_script_body()
 	here=$(pwd)
 	mkdir -p media/nuageinit
 	printf "instance-id: iid-local01\n" > ${here}/media/nuageinit/meta-data
-	printf "#!/bin/sh\necho "yeah"\n" > ${here}/media/nuageinit/user_data
+	printf "#!/bin/sh\necho yeah\n" > ${here}/media/nuageinit/user_data
 	chmod 755 ${here}/media/nuageinit/user_data
 	atf_check -s exit:0 -o inline:"yeah\n" /usr/libexec/nuageinit ${here}/media/nuageinit nocloud
 }
@@ -137,14 +141,13 @@ EOF
 	printf "instance-id: iid-local01\n" > ${here}/media/nuageinit/meta-data
 	cat > media/nuageinit/user-data << EOF
 #cloud-config
-#
 network:
   version: 2
   ethernets:
     # opaque ID for physical interfaces, only referred to by other stanzas
     id0:
       match:
-        macaddress: '${myaddr}'
+        macaddress: "$myaddr"
       addresses:
         - 192.168.14.2/24
         - 2001:1::1/64
@@ -176,7 +179,7 @@ config2_body()
 	atf_check /usr/libexec/nuageinit ${here}/media/nuageinit config-2
 	cat > media/nuageinit/meta_data.json << EOF
 {
-   "hostname": "cloudimg",
+    "hostname": "cloudimg"
 }
 EOF
 	export NUAGE_FAKE_ROOTDIR=$(pwd)
@@ -195,7 +198,6 @@ config2_pubkeys_body()
 	touch media/nuageinit/meta_data.json
 	cat > media/nuageinit/user-data << EOF
 #cloud-config
-
 ssh_authorized_keys:
   - "ssh-rsa AAAAB3NzaC1y...== Generated by Nova"
 EOF
@@ -225,7 +227,6 @@ config2_pubkeys_user_data_body()
 	touch media/nuageinit/meta_data.json
 	cat > media/nuageinit/user_data << EOF
 #cloud-config
-
 ssh_authorized_keys:
   - "ssh-rsa AAAAB3NzaC1y...== Generated by Nova"
 EOF
@@ -289,7 +290,8 @@ EOF
 	atf_check -o inline:"ssh-ed25519 my_key_id tdb@host\n" cat home/freebsd/.ssh/authorized_keys
 }
 
-config2_network_body() {
+config2_network_body()
+{
 	here=$(pwd)
 	mkdir -p media/nuageinit
 	printf "{}" > media/nuageinit/meta_data.json
@@ -306,7 +308,7 @@ cat > media/nuageinit/network_data.json <<EOF
         {
             "ethernet_mac_address": "$myaddr",
             "id": "iface0",
-            "mtu": null,
+            "mtu": null
         }
     ],
     "networks": [
@@ -321,7 +323,7 @@ cat > media/nuageinit/network_data.json <<EOF
             "link": "iface0",
             // supports condensed IPv6 with CIDR netmask
             "ip_address": "2001:cdba::3257:9652/24",
-	"gateway": "fd00::1"
+            "gateway": "fd00::1",
             "routes": [
                 {
                     "network": "::",
@@ -332,11 +334,11 @@ cat > media/nuageinit/network_data.json <<EOF
                     "network": "::",
                     "netmask": "ffff:ffff:ffff::",
                     "gateway": "fd00::1:1"
-	},
+                }
             ],
             "network_id": "da5bb487-5193-4a65-a3df-4a0055a8c0d8"
-},
-    ],
+        }
+    ]
 }
 EOF
 	export NUAGE_FAKE_ROOTDIR=$(pwd)
@@ -356,7 +358,8 @@ EOF
 	atf_check -o file:routing cat ${here}/etc/rc.conf.d/routing
 }
 
-config2_network_static_v4_body() {
+config2_network_static_v4_body()
+{
 	here=$(pwd)
 	mkdir -p media/nuageinit
 	printf "{}" > media/nuageinit/meta_data.json
@@ -373,14 +376,14 @@ cat > media/nuageinit/network_data.json <<EOF
         {
             "ethernet_mac_address": "$myaddr",
             "id": "iface0",
-            "mtu": null,
+            "mtu": null
         }
     ],
     "networks": [
         {
             "id": "network0",
             "link": "iface0",
-            "type": "ipv4"
+            "type": "ipv4",
             "ip_address": "10.184.0.244",
             "netmask": "255.255.240.0",
             "routes": [

libexec/nuageinit/tests/sethostname.lua

@@ -1,4 +1,5 @@
 #!/usr/libexec/flua
 
 local n = require("nuage")
+
 n.sethostname("myhostname")

libexec/nuageinit/tests/utils.sh

@@ -1,20 +1,30 @@
+#-
+# Copyright (c) 2022 Baptiste Daroussin <bapt@FreeBSD.org>
+#
+# SPDX-License-Identifier: BSD-2-Clause
+#
+
 atf_test_case warn
 atf_test_case err
 atf_test_case dirname
 
-warn_body() {
+warn_body()
+{
 	atf_check -e "inline:plop\n" -s exit:0 /usr/libexec/flua $(atf_get_srcdir)/warn.lua
 }
 
-err_body() {
+err_body()
+{
 	atf_check -e "inline:plop\n" -s exit:1 /usr/libexec/flua $(atf_get_srcdir)/err.lua
 }
 
-dirname_body() {
+dirname_body()
+{
 	atf_check -o "inline:/my/path/\n" -s exit:0 /usr/libexec/flua $(atf_get_srcdir)/dirname.lua
 }
 
-atf_init_test_cases() {
+atf_init_test_cases()
+{
 	atf_add_test_case warn
 	atf_add_test_case err
 	atf_add_test_case dirname

libexec/nuageinit/tests/warn.lua

@@ -1,4 +1,5 @@
 #!/usr/libexec/flua
 
 local n = require("nuage")
+
 n.warn("plop")

libexec/nuageinit/yaml.lua

@@ -1,3 +1,4 @@
+---
 -- SPDX-License-Identifier: MIT
 --
 -- Copyright (c) 2017 Dominic Letz dominicletz@exosite.com