main/aaudit: track file permissions too, and run git-gc

testing/aaudit/APKBUILD

 # Contributor: Timo Teräs <timo.teras@iki.fi>
 # Maintainer: Timo Teräs <timo.teras@iki.fi>
 pkgname=aaudit
-pkgver=0.1
+pkgver=0.2
 pkgrel=0
 pkgdesc="Alpine Auditor"
 url="http://alpinelinux.org"
@@ -28,17 +28,17 @@ package() {
 }
 
 md5sums="6ab0ebec3419a4c495a1935a07d4825c  aaudit-emaildiff
-d71863d014f844656b2fd1926f63826e  aaudit-import-tar
+a85e99fa4ad3845a78104763444b21bb  aaudit-import-tar
 5dafe6078c114ac0a445dcf0633371cd  aaudit-create
-9bcfb058c2b28b36d593203f838b90fa  aaudit-refresh
-43ca8205fec84b7fe8ead005d0cbd8f3  aaudit.conf"
+9f43a5cd22d8176fab45903642be878a  aaudit-refresh
+5a6da6c58f46ecede9553c3d183cf384  aaudit.conf"
 sha256sums="56ec6e2c13a5e857ae604264a424fd8c6dc04bf37122d88197ddbbb92e42b560  aaudit-emaildiff
-4ea264c0a0fd7e1a0ff52a42db9b098358cce545b3eec1066ecc977cfe06565e  aaudit-import-tar
+7edad95c6dda08dfa9595a22b796828e3425d1eb27ae585196db85bd2d467b87  aaudit-import-tar
 6643a7c1353253a417a319b0ac8558a348248cb97dcca2c724940350edef47b2  aaudit-create
-6f3fb2d53141be5b58dfbda4977243628ed56de6ad3949ac349ad01013f43f75  aaudit-refresh
-c23f1dd4fe68b5cbde0bb5c8cc9996c9569b1cb4a249523c995381c8b3eee8ee  aaudit.conf"
+cec7b57721006b4e2601db1fa7f02009ebd73c1543c59d0f01ef07fb75644349  aaudit-refresh
+93a841ed9d0079d40649df53240bbfe75d3ee8b9d5eb1f03e455eac0a94869a5  aaudit.conf"
 sha512sums="114d931491faf8f2df71a050a87d2d895a73f48b3948da424f3c1def9da9ec9dec2db96b2a1fefafd25477dc285a010ea95ce0372174b139d081899e09be01d3  aaudit-emaildiff
-a1db9c83165ca42bcddf37c13b23206b5d1e0d7c00f8d5f1ce942a8ee8d94d21f6ebd85d1e4be53111b7f7468968df18dc00b073c710f25a4ff1a726f11eee83  aaudit-import-tar
+b1b96ba344f407bf09fe1ae480b4e5041ae5558bea57364e7998c98107eb19ee98b48c7e896805a550b2adb66f2978543b2106a70786c09af4dbd207b448558f  aaudit-import-tar
 85911c1b5e548cfaf417b310abff0d42d0a5a77a49f40584275d55feef30a2c68413c1db70d946709a3bf794dc31ec70bc61c3e50f2a8e1d91e57e13dc6470b1  aaudit-create
-6286214d25322f835156c2891cc509503df22fb979514c3a60a2bb3b520f0fe09e73bae80ed73ff0117e571956fa9cce17f1094e1d3f7698c19d14e80c36c5bd  aaudit-refresh
-da7bd0febcf45ee4db8fb32d54fe014830895aafb131b93ad5e1ee8e95bd0a67d12b7931362135ccd7661bbf54909d09be6308c68506970dfbdb7d6f8de70ad3  aaudit.conf"
+115ef61434dde446abc1b9c67d81338acce133ca595669774392db4b3206ae44659841c65f25e0f70a0dcea6086fd065cc11273e4fa7ff64066298e522a70c90  aaudit-refresh
+ff66efccb6f7a304ad515dad31c8ce4fe20b5adb16856968576b2ff08f03620ec9c23113ae95ff25755fea677f8431d95fd46ade0e3d95291274f4379d0850f3  aaudit.conf"

testing/aaudit/aaudit-import-tar

@@ -21,6 +21,16 @@ local function match_file(fn, match_list)
 	return false
 end
 
+function sortedpairs(t)
+	local i, keys, k = 0, {}
+	for k in pairs(t) do keys[#keys+1] = k end
+	table.sort(keys)
+	return function()
+		i = i + 1
+		if keys[i] then return keys[i], t[keys[i]] end
+	end
+end
+
 local function checksum_header(block)
 	local sum = 256
 	for i = 1,148 do sum = sum + block:byte(i) end
@@ -116,11 +126,19 @@ function import_tar(CONF, TAR, GIT, initial_commit)
 			GIT:write('\n')
 
 			local fn = header.prefix..header.name
-			all_files[fn] = { mark=nextmark, mode=header.mode }
+			all_files[fn] = { mark=nextmark, mode=header.mode, uname=header.uname, gname=header.gname }
 			nextmark = nextmark + 1
 			if header.mtime > author_time then author_time = header.mtime end
 		end
 	end
+	if CONF.track_filemode then
+		GIT:write("blob\nmark :"..nextmark.."\n")
+		GIT:write("data <<END_OF_PERMISSONS\n")
+		for path, v in sortedpairs(all_files) do
+			GIT:write(string.format("%o %s:%s %s\n", v.mode, v.uname, v.gname, path))
+		end
+		GIT:write("END_OF_PERMISSONS\n")
+	end
 
 	GIT:write(string.format([[
 commit %s
@@ -139,6 +157,9 @@ END_OF_COMMIT_MESSAGE
 
 	if not initial_commit then GIT:write(string.format("from %s^0\n", from_ref)) end
 	GIT:write("deleteall\n")
+	if CONF.track_filemode then
+		GIT:write(string.format("M %o :%i %s\n", romode, nextmark, '.permissions.txt'))
+	end
 	local path, v
 	for path, v in pairs(all_files) do
 		local mode = v.mode

testing/aaudit/aaudit-refresh

@@ -13,3 +13,4 @@ if ! git diff --quiet --exit-code master..import; then
 	git branch --quiet --force master import
 fi
 git branch --quiet -D import
+git gc --quiet --prune=now

testing/aaudit/aaudit.conf

@@ -4,6 +4,8 @@ notify_email = { "engineers@alpine.local" };
 -- smtp_server = "<server>";
 commit_message = "Changes";
 
+track_filemode = true;
+
 no_track_files = {
 	"*/.git/*",
 	"*.apk-new",