diff options
Diffstat (limited to 'pcr/check-pacman-mtree/check-pacman-mtree-0.7.lua')
-rw-r--r-- | pcr/check-pacman-mtree/check-pacman-mtree-0.7.lua | 356 |
1 files changed, 0 insertions, 356 deletions
diff --git a/pcr/check-pacman-mtree/check-pacman-mtree-0.7.lua b/pcr/check-pacman-mtree/check-pacman-mtree-0.7.lua deleted file mode 100644 index bfb9a5e19..000000000 --- a/pcr/check-pacman-mtree/check-pacman-mtree-0.7.lua +++ /dev/null @@ -1,356 +0,0 @@ -#!/usr/bin/luajit - --- version 0.7 --- https://aur.archlinux.org/packages/check-pacman-mtree/ - ---require "strict" - -local ffi = require "ffi" - -local C = ffi.C -local libcrypto = ffi.load("crypto") -local libz = ffi.load("z") - -local function hex_from_ffi_str(s,n) - return string.format(string.rep('%02x',n), string.byte(ffi.string(s,n),1,n)) -end - -local function C_error(str) - return string.format(str .. ': %s', ffi.string(C.strerror(ffi.errno()))) -end - - -ffi.cdef[[ - static const int LINE_SIZE = 1024; - static const int BUFFER_SIZE = 32768; - - //libc start - static const int O_RDONLY = 0; - static const int SEEK_SET = 0; - static const int SEEK_END = 2; - static const int ENOENT = 2; - char *strerror(int); - int open (const char *, int, ...); - int read(int , void *, int); - int close(int); - int lseek(int , int , int ); - int readlink(const char *, char *,int); - - //libc stop - - //openssl start - static const int EVP_MAX_MD_SIZE = 64; - void *EVP_md5(void); - void *EVP_sha256(void); - void *EVP_MD_CTX_create(void); - int EVP_DigestInit(void *, void *); - int EVP_DigestUpdate(void *,const void *,int); - int EVP_DigestFinal_ex(void *,unsigned char *,unsigned int *); - void EVP_MD_CTX_destroy(void *); - void EVP_cleanup(void); - //openssl stop - - //zlib start - void * gzopen (const char *, const char *); - int gzclose (void * ); - char * gzgets (void * , char *, int ); - //zlib stop -]] - -local function printf_(...) - return io.write(string.format(...),"\n") -end - --- if size matches we will not do md5/sha256 --- set size to -1 to force MD -local function get_size_md5_sha256(file,size) - - local fh,mdctx_md5,mdctx_sha256 - local fs_size,ret_2,ret_3 - - do - - fh = C.open(file,C.O_RDONLY) - if fh == -1 then return nil,C_error("open " .. file),ffi.errno() end - - fs_size = C.lseek(fh,0,C.SEEK_END) - - if size ~= -1 and fs_size ~= size then goto clean_up_short end - --goto clean_up_short - - - C.lseek(fh,0,C.SEEK_SET) - - mdctx_md5 = libcrypto.EVP_MD_CTX_create() - mdctx_sha256 = libcrypto.EVP_MD_CTX_create() - - if mdctx_md5 == nil or mdctx_sha256 == nil then - ret_2 = "libcrypto.EVP_MD_CTX_create md5/sha256 failed " .. file - goto clean_up - end - - local md_value_md5 = ffi.new("char[?]",C.EVP_MAX_MD_SIZE) - local md_value_sha256 = ffi.new("char[?]",C.EVP_MAX_MD_SIZE) - - local md_len_md5 = ffi.new("int[1]") - local md_len_sha256 = ffi.new("int[1]") - - local buffer = ffi.new("char[?]",C.BUFFER_SIZE) - - if md_value_md5 == nil or md_value_sha256 == nil or md_len_md5 == nil or - md_len_sha256 == nil or buffer == nil then - ret_2 = "ffi.new failed " ..file - goto clean_up - end - - if libcrypto.EVP_DigestInit(mdctx_md5, libcrypto.EVP_md5()) ~= 1 or - libcrypto.EVP_DigestInit(mdctx_sha256, libcrypto.EVP_sha256()) ~= 1 then - ret_2 = "libcrypto.EVP_DigestInit md5/sha256 failed " .. file - goto clean_up - end - - while (1) do - local n = C.read(fh,buffer, C.BUFFER_SIZE) - --we should make something better for read ret < 0 - if n <= 0 then break end - if libcrypto.EVP_DigestUpdate(mdctx_md5,buffer,n) ~= 1 or - libcrypto.EVP_DigestUpdate(mdctx_sha256,buffer,n) ~= 1 then - ret_2 = "libcrypto.EVP_DigestUpdate md5/sha256 failed " .. file - goto clean_up - end - end - - if libcrypto.EVP_DigestFinal_ex(mdctx_md5, md_value_md5, md_len_md5) ~= 1 or - libcrypto.EVP_DigestFinal_ex(mdctx_sha256, md_value_sha256, md_len_sha256) ~= 1 then - ret_2 = "libcrypto.EVP_DigestFinal_ex md5/sha256 failed " .. file - goto clean_up - end - - ret_2,ret_3 = hex_from_ffi_str(md_value_md5,md_len_md5[0]),hex_from_ffi_str(md_value_sha256,md_len_sha256[0]) - - end - - ::clean_up:: - if mdctx_md5 ~= nil then libcrypto.EVP_MD_CTX_destroy(mdctx_md5) end - if mdctx_sha256 ~= nil then libcrypto.EVP_MD_CTX_destroy(mdctx_sha256) end - - ::clean_up_short:: - if fh >= 0 then C.close(fh) end - - return fs_size,ret_2,ret_3 - -end - -local function get_symlink(file) - local line = ffi.new("char[?]",C.LINE_SIZE) - if line == nil then return nil,"ffi.new failed " ..file end - local size = C.readlink(file,line,C.LINE_SIZE-1) - - if size == -1 then return nil,C_error("readlink " .. file),ffi.errno() end - - return ffi.string(line,size) -end - -local function check_1_mtree_file(pkg,fs_root,verbose,file) - local line = ffi.new("char[?]",C.LINE_SIZE) - if line == nil then return nil,"ffi.new failed " ..file end - - local gz_fh = libz.gzopen(file,"r") - if gz_fh == nil then return nil,C_error("gzopen " .. file) end - --libz.gzbuffer(gz_fh,65536) - - local file,root_file,size,md5,sha256 - local fs_size,symlink_linkto,link_fs - local status,msg,aaa,bbb - local l_line - while(1) do - if libz.gzgets(gz_fh,line,C.LINE_SIZE) == nil then break end - - l_line = ffi.string(line) - file,size,md5,sha256 = string.match(l_line, "^(%S+) .* size=(%S+) md5digest=(%S+) sha256digest=(%S+)") - if file and size and md5 and sha256 then - if size then size=tonumber(size) end - else - file,symlink_linkto = string.match(l_line,"^(%S+) .* type=link link=(.*)%s$") - if file and symlink_linkto then - --printf_("symlink_name=%s symlink_linkto=%s",file,symlink_linkto) - symlink_linkto = string.gsub(symlink_linkto,"\\%d%d%d", - function(str) return string.char(tonumber(string.sub(str,2,-1),8)) end - ) - else goto continue - end - end - - --print (file,size,md5,sha256) - file = string.gsub(file,"^%./","",1) - if file == '.PKGINFO' or file == '.INSTALL' or file == '.CHANGELOG' then - goto continue - end - - file = string.gsub(file,"\\%d%d%d", - function(str) return string.char(tonumber(string.sub(str,2,-1),8)) end - ) - --print (file,size,md5,sha256) - root_file = fs_root .. file - - if not size then - --goto continue - -- we are here so this is not a file, so maybe symlink or other type - link_fs,aaa,bbb = get_symlink(root_file) - -- status is nil so in aaa we have str_err and in bbb we have C.errno - if link_fs == nil then - if(bbb == C.ENOENT) then - --if(string.match(msg,"No such file")) then - if verbose > 0 then - printf_("EXTRA_MTREE pkg=%s symlink=%s link=%s",pkg,file,symlink_linkto) - else - printf_("EXTRA_MTREE pkg=%s symlink=%s",pkg,file) - end - else - printf_("FAIL check_symlink %s",aaa) - end - else - if link_fs ~= symlink_linkto then - if verbose > 0 then - printf_("DIFF pkg=%s symlink=%s link_mtree=%s link_fs=%s",pkg,file,symlink_linkto,link_fs) - else - printf_("DIFF pkg=%s symlink=%s",pkg,file) - end - end - end - - goto continue - end - - -- here we are in type=file case - - -- goto continue - - if verbose > 0 then fs_size,aaa,bbb = get_size_md5_sha256(root_file,-1) - else fs_size,aaa,bbb = get_size_md5_sha256(root_file,size) - end - - if not fs_size then - -- fs_size is nil so in aaa we have str_err and in bbb we have C.errno - if(bbb == C.ENOENT) then - --if(string.match(msg,"No such file")) then - if verbose > 0 then - printf_("EXTRA_MTREE pkg=%s file=%s size_mtree=%s md5_mtree=%s sha256_mtree=%s",pkg,file,size,md5,sha256) - else - printf_("EXTRA_MTREE pkg=%s file=%s",pkg,file) - end - else - printf_("FAIL get_size_md5_sha256 %s",aaa) - end - goto continue - end - - --print(file,type(size),size,type(fs_size),fs_size,aaa,bbb) - if fs_size ~= size or aaa ~= md5 or bbb ~= sha256 then - if verbose > 0 then - printf_("DIFF pkg=%s file=%s size_mtree=%d size_fs=%d md5_mtree=%s md5_fs=%s sha256_mtree=%s sha256_fs=%s",pkg,file,size,fs_size,md5,aaa,sha256,bbb) - else - printf_("DIFF pkg=%s file=%s",pkg,file) - end - goto continue - end - - - --printf_("MATCH pkg=%s file=%s",pkg,file) - - --C.printf("LINE %s",line) - - ::continue:: - end - - libz.gzclose(ffi.gc(gz_fh,nil)) - - return true -end - - -local function main(arg) - local mtree_root = "/var/lib/pacman/local" - local fs_root = "/" - local pacman_list_pkg = "pacman -Q" - local msg - local check_all_pkgs = false - local verbose = 0 - - if not arg[1] then - print("usage: " .. arg[0] .. " [ -a | pkg1 pkg2...] [-v | -vv] )") - print("-a = all pkgs") - print("-v = verbose(include size/md5/sha256)") - print("-vv = even more verbose(show PKG= lines)") - --printf_("%c%c%c@%04x.%c%c%c",99,103,109,255,110,101,116) - - return -1 - end - - for i,v in pairs(arg) do - if i < 1 then goto continue end - if v == '-v' then - verbose = verbose + 1 - arg[i] = nil - elseif v == '-vv' then - verbose = verbose + 2 - arg[i] = nil - elseif v == '-a' then - check_all_pkgs = true - elseif v == '-av' then - check_all_pkgs = true - verbose = verbose + 1 - elseif v == '-avv' then - check_all_pkgs = true - verbose = verbose + 2 - end - ::continue:: - end - - --local file = io.stdin - --if arg[1] and arg[1] ~= '-' then - -- file,msg = io.open (arg[1]) - -- assert(file,msg) - --end - - local fh_cmd,msg = io.popen(pacman_list_pkg,"r") - if not fh_cmd then - printf_("pacman cmd error %s",msg) - return - end - - for pkg in fh_cmd:lines() do - --for pkg in io.stdin:lines() do - --for pkg in lfs.dir(mtree_root) do - if pkg == "." or pkg == ".." then goto continue end - - if not check_all_pkgs then - local match = false - for i,k in pairs(arg) do - if i >= 1 and string.match(pkg,k) then - match = true - break - end - end - if not match then goto continue end - - end - pkg = string.gsub(pkg," ","-") - --local pkg,ver = string.match(line, "^(%S+) (%S+)") - if verbose > 1 then printf_("PKG=%s",pkg) end - local ret,msg = check_1_mtree_file(pkg,fs_root,verbose,string.format("%s/%s/mtree",mtree_root,pkg)) - if not ret then printf_("FAIL mtree_file pkg=%s %s",pkg,msg) end - - ::continue:: - end - - fh_cmd:close() - --if file ~= io.stdin then file:close() end - - libcrypto.EVP_cleanup() -end ------------------------------------------------------------ ------------------------------------------------------------ ---print(check_symlink(arg[1],arg[2])) ---print(get_openssl_evp_md5_sha256_for_file(arg[1])) -return main(arg) |