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feat(ulib): sqlite database file is created with mode 0600 by default

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This commit is contained in:
DanyLE 2024-07-27 00:15:40 +02:00
parent 824769dee2
commit 0fcf2fc2ab
3 changed files with 497 additions and 439 deletions
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2
configure.ac
View File

@ -1,5 +1,5 @@
# initialise autoconf and set up some basic information about the program we’re packaging # initialise autoconf and set up some basic information about the program we’re packaging
AC_INIT([silk], [0.2.0], [xsang.le@gmail.com]) AC_INIT([silk], [1.0.0], [xsang.le@gmail.com])
# We’re going to use automake for this project # We’re going to use automake for this project
# [subdir-objects] if needed # [subdir-objects] if needed

119
modules/ulib.c
View File

@ -23,7 +23,6 @@
// zip library // zip library
#include "3rd/zip/zip.h" #include "3rd/zip/zip.h"
#define MAX_PATH_LEN 1024 #define MAX_PATH_LEN 1024
/** /**
@ -33,16 +32,19 @@
*/ */
static void trim(char *str, const char delim) static void trim(char *str, const char delim)
{ {
if(!str || strlen(str) == 0) return; if (!str || strlen(str) == 0)
return;
char *p = str; char *p = str;
int l = strlen(p); int l = strlen(p);
while (l > 0 && p[l - 1] == delim) while (l > 0 && p[l - 1] == delim)
p[--l] = 0; p[--l] = 0;
while(* p && (* p) == delim ) ++p, --l; while (*p && (*p) == delim)
++p, --l;
memmove(str, p, l + 1); memmove(str, p, l + 1);
} }
static int l_check_login (lua_State *L) { static int l_check_login(lua_State *L)
{
#ifdef LINUX #ifdef LINUX
const char *username = luaL_checkstring(L, 1); const char *username = luaL_checkstring(L, 1);
const char *password = luaL_checkstring(L, 2); const char *password = luaL_checkstring(L, 2);
@ -88,7 +90,8 @@ static int l_check_login (lua_State *L) {
{ {
lua_pushboolean(L, 1); lua_pushboolean(L, 1);
return 1; return 1;
} else }
else
{ {
lua_pushboolean(L, 0); lua_pushboolean(L, 0);
return 1; return 1;
@ -108,7 +111,8 @@ static void get_userId(const char* name, uid_t* uid,gid_t* gid )
char *endptr; char *endptr;
if (name == NULL || *name == '\0') if (name == NULL || *name == '\0')
{ {
*uid = -1; *gid=-1; *uid = -1;
*gid = -1;
return; return;
} }
u = strtol(name, &endptr, 10); u = strtol(name, &endptr, 10);
@ -121,7 +125,8 @@ static void get_userId(const char* name, uid_t* uid,gid_t* gid )
pwd = getpwnam(name); pwd = getpwnam(name);
if (pwd == NULL) if (pwd == NULL)
{ {
*uid = -1; *gid=-1; *uid = -1;
*gid = -1;
return; return;
} }
*uid = pwd->pw_uid; *uid = pwd->pw_uid;
@ -154,7 +159,8 @@ static int l_waitpid(lua_State* L)
static int l_kill(lua_State *L) static int l_kill(lua_State *L)
{ {
int pid = luaL_checknumber(L, 1); int pid = luaL_checknumber(L, 1);
if(pid == -1) pid = getpid(); if (pid == -1)
pid = getpid();
int status = kill(pid, SIGHUP); int status = kill(pid, SIGHUP);
lua_pushnumber(L, status); lua_pushnumber(L, status);
return 1; return 1;
@ -228,10 +234,12 @@ static int l_getuid(lua_State* L)
{ {
/* Retrieve group list */ /* Retrieve group list */
groups = malloc(ngroups * sizeof(gid_t)); groups = malloc(ngroups * sizeof(gid_t));
if (groups == NULL) { if (groups == NULL)
{
return 1; return 1;
} }
if (getgrouplist(name, gid, groups, &ngroups) == -1) { if (getgrouplist(name, gid, groups, &ngroups) == -1)
{
free(groups); free(groups);
return 1; return 1;
} }
@ -239,7 +247,8 @@ static int l_getuid(lua_State* L)
lua_pushstring(L, "groups"); lua_pushstring(L, "groups");
lua_newtable(L); lua_newtable(L);
for (j = 0; j < ngroups; j++) { for (j = 0; j < ngroups; j++)
{
gr = getgrgid(groups[j]); gr = getgrgid(groups[j]);
if (gr != NULL) if (gr != NULL)
{ {
@ -269,7 +278,6 @@ static void timestr(time_t time, char* buf,int len,char* format, int gmt)
strftime(buf, len, format, &t); strftime(buf, len, format, &t);
} }
static int l_file_stat(lua_State *L, const char *path) static int l_file_stat(lua_State *L, const char *path)
{ {
// const char* path = luaL_checkstring(L,-1); // const char* path = luaL_checkstring(L,-1);
@ -426,7 +434,8 @@ static int l_send_file(lua_State* L)
else else
{ {
new = (char *)luaL_checkstring(L, 2); new = (char *)luaL_checkstring(L, 2);
if (unlink(new) < 0 && errno != ENOENT) { if (unlink(new) < 0 && errno != ENOENT)
{
lua_pushboolean(L, 0); lua_pushboolean(L, 0);
goto end_send_file; goto end_send_file;
} }
@ -447,13 +456,11 @@ static int l_send_file(lua_State* L)
while ( while (
sz > 0 && sz > 0 &&
read != sz && read != sz &&
( (((ret = sendfile(tofd, fromfd, &off, sz - read)) >= 0) ||
((ret = sendfile(tofd, fromfd, &off, sz - read)) >= 0) || (errno == EAGAIN)))
(errno == EAGAIN)
)
)
{ {
if(ret < 0) ret = 0; if (ret < 0)
ret = 0;
read += ret; read += ret;
} }
if (read != sz) if (read != sz)
@ -490,7 +497,8 @@ static int l_read_dir(lua_State* L)
{ {
// ignore curent directory, parent directory // ignore curent directory, parent directory
if (strcmp(dir->d_name, ".") == 0 || if (strcmp(dir->d_name, ".") == 0 ||
strcmp(dir->d_name,"..")==0/*|| *(dir->d_name)=='.'*/) continue; strcmp(dir->d_name, "..") == 0 /*|| *(dir->d_name)=='.'*/)
continue;
sprintf(buff, "%s/%s", path, dir->d_name); sprintf(buff, "%s/%s", path, dir->d_name);
lua_pushnumber(L, id); lua_pushnumber(L, id);
// lua_pushstring(L,buff); // lua_pushstring(L,buff);
@ -530,6 +538,24 @@ static int l_chown(lua_State* L)
return 1; return 1;
} }
static int l_chmod(lua_State *L)
{
const char *path = luaL_checkstring(L, 1);
const char *mode_str = luaL_checkstring(L, 2);
int mode = strtol(mode_str, 0, 8);
if (chmod(path, mode) < 0)
{
lua_pushboolean(L, 0);
lua_pushstring(L, strerror(errno));
}
else
{
lua_pushboolean(L, 1);
lua_pushnil(L);
}
return 2;
}
static int l_mkdir(lua_State *L) static int l_mkdir(lua_State *L)
{ {
const char *path = luaL_checkstring(L, 1); const char *path = luaL_checkstring(L, 1);
@ -574,20 +600,26 @@ static int _recursive_delete(const char* path)
while ((dir = readdir(d)) != NULL) while ((dir = readdir(d)) != NULL)
{ {
// ignore current & parent dir // ignore current & parent dir
if(strcmp(dir->d_name,".") == 0 || strcmp(dir->d_name,"..")==0) continue; if (strcmp(dir->d_name, ".") == 0 || strcmp(dir->d_name, "..") == 0)
continue;
// get the file // get the file
sprintf(buff, "%s/%s", path, dir->d_name); sprintf(buff, "%s/%s", path, dir->d_name);
if(_recursive_delete(buff) == -1) return -1; if (_recursive_delete(buff) == -1)
return -1;
} }
closedir(d); closedir(d);
// remove dir // remove dir
if(rmdir(path) != 0) return -1; if (rmdir(path) != 0)
} else return -1; return -1;
}
else
return -1;
} }
else else
{ {
// file remove // file remove
if(remove(path) != 0) return -1; if (remove(path) != 0)
return -1;
} }
return 0; return 0;
} }
@ -610,7 +642,8 @@ static int l_cmd_open(lua_State* L)
/* Open the command for reading. */ /* Open the command for reading. */
fp = popen(cmd, "r"); fp = popen(cmd, "r");
if (fp == NULL) { if (fp == NULL)
{
lua_pushnil(L); lua_pushnil(L);
return 1; return 1;
} }
@ -635,9 +668,11 @@ static int l_cmd_read(lua_State* L)
return 1; return 1;
} }
char buff[1024]; char buff[1024];
if(fgets(buff, sizeof(buff)-1, fd) != NULL) { if (fgets(buff, sizeof(buff) - 1, fd) != NULL)
{
lua_pushstring(L, buff); lua_pushstring(L, buff);
} else }
else
{ {
lua_pushnil(L); lua_pushnil(L);
} }
@ -681,7 +716,8 @@ static int l_unzip(lua_State* L)
static int _add_to_zip(struct zip_t *zip, const char *path, const char *root) static int _add_to_zip(struct zip_t *zip, const char *path, const char *root)
{ {
int st = is_dir(path); int st = is_dir(path);
if(st == -1) return -1; if (st == -1)
return -1;
char p1[MAX_PATH_LEN]; char p1[MAX_PATH_LEN];
char p2[MAX_PATH_LEN]; char p2[MAX_PATH_LEN];
if (st) if (st)
@ -696,7 +732,8 @@ static int _add_to_zip(struct zip_t * zip, const char* path, const char* root)
while ((dir = readdir(d)) != NULL) while ((dir = readdir(d)) != NULL)
{ {
// ignore curent directory, parent directory // ignore curent directory, parent directory
if(strcmp(dir->d_name,".") == 0 || strcmp(dir->d_name,"..")==0) continue; if (strcmp(dir->d_name, ".") == 0 || strcmp(dir->d_name, "..") == 0)
continue;
// add file to zip // add file to zip
snprintf(p1, MAX_PATH_LEN, "%s/%s", path, dir->d_name); snprintf(p1, MAX_PATH_LEN, "%s/%s", path, dir->d_name);
snprintf(p2, MAX_PATH_LEN, "%s/%s", root, dir->d_name); snprintf(p2, MAX_PATH_LEN, "%s/%s", root, dir->d_name);
@ -712,8 +749,10 @@ static int _add_to_zip(struct zip_t * zip, const char* path, const char* root)
{ {
// if it is a file // if it is a file
// add it to zip // add it to zip
if(zip_entry_open(zip, root) == -1) return -1; if (zip_entry_open(zip, root) == -1)
if(zip_entry_fwrite(zip, path) == -1) return -1; return -1;
if (zip_entry_fwrite(zip, path) == -1)
return -1;
zip_entry_close(zip); zip_entry_close(zip);
} }
return 0; return 0;
@ -727,9 +766,11 @@ static int l_zip(lua_State* L)
// create a zip handler // create a zip handler
struct zip_t *zip = zip_open(dest, ZIP_DEFAULT_COMPRESSION_LEVEL, 0); struct zip_t *zip = zip_open(dest, ZIP_DEFAULT_COMPRESSION_LEVEL, 0);
if(zip == NULL) goto pfalse; if (zip == NULL)
goto pfalse;
if(_add_to_zip(zip,src,"") == -1) goto pfalse; if (_add_to_zip(zip, src, "") == -1)
goto pfalse;
zip_close(zip); zip_close(zip);
@ -739,7 +780,8 @@ static int l_zip(lua_State* L)
// return false // return false
pfalse: pfalse:
// TODO remove if filed is created // TODO remove if filed is created
if(zip) zip_close(zip); if (zip)
zip_close(zip);
lua_pushboolean(L, 0); lua_pushboolean(L, 0);
return 1; return 1;
} }
@ -809,7 +851,8 @@ static int l_gethomedir(lua_State* L)
} }
struct passwd *pw = getpwuid(uid); struct passwd *pw = getpwuid(uid);
if (pw == NULL) { if (pw == NULL)
{
lua_pushnil(L); lua_pushnil(L);
return 1; return 1;
} }
@ -841,6 +884,7 @@ static const struct luaL_Reg _lib [] = {
{"waitpid", l_waitpid}, {"waitpid", l_waitpid},
{"trim", l_trim}, {"trim", l_trim},
{"chown", l_chown}, {"chown", l_chown},
{"chmod", l_chmod},
{"delete", l_delete}, {"delete", l_delete},
{"exists", l_exist}, {"exists", l_exist},
{"mkdir", l_mkdir}, {"mkdir", l_mkdir},
@ -856,8 +900,7 @@ static const struct luaL_Reg _lib [] = {
{"home_dir", l_gethomedir}, {"home_dir", l_gethomedir},
{"send_file", l_send_file}, {"send_file", l_send_file},
{"is_dir", l_is_dir}, {"is_dir", l_is_dir},
{NULL,NULL} {NULL, NULL}};
};
int luaopen_ulib(lua_State *L) int luaopen_ulib(lua_State *L)
{ {

21
silkmvc/core/sqlite.lua
View File

@ -1,5 +1,5 @@
sqlite = require("sqlitedb") sqlite = require("sqlitedb")
ulib = require("ulib")
if sqlite == nil then if sqlite == nil then
return 0 return 0
end end
@ -8,7 +8,14 @@ require("silk.core.OOP")
sqlite.getdb = function(name) sqlite.getdb = function(name)
if name:find("%.db$") then if name:find("%.db$") then
return sqlite.db(name) local db = sqlite.db(name)
if db then
ret,err = ulib.chmod(name,"0600")
if not ret then
LOG_WARN("Unable to change mode of database file %s: %s", name, err)
end
end
return db
elseif name:find("/") then elseif name:find("/") then
LOG_ERROR("Invalid database name %s", name) LOG_ERROR("Invalid database name %s", name)
return nil return nil
@ -20,7 +27,15 @@ sqlite.getdb = function(name)
return nil return nil
end end
end end
return sqlite.db(__api__.dbpath .. "/" .. name .. ".db") local path = __api__.dbpath .. "/" .. name .. ".db"
local db = sqlite.db(path)
if db then
local ret,err = ulib.chmod(path,"0600")
if not ret then
LOG_WARN("Unable to change mode of database file %s: %s", path)
end
end
return db
end end
end end