2007-02-13 22:11:55 +01:00
|
|
|
/*
|
|
|
|
* @(#) $Header: /home/nalle/cvsroot/mysql-admutils/mysql-dbadm.c,v 1.3 1998/07/06 12:33:07 ljosa Exp $
|
|
|
|
*
|
|
|
|
* mysql-dbadm.c
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <config.h>
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <string.h>
|
|
|
|
#include <mysql.h>
|
|
|
|
#include <assert.h>
|
|
|
|
#include <stdarg.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <pwd.h>
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include "mysql-admutils.h"
|
|
|
|
|
|
|
|
char *
|
|
|
|
strchr_whitespace(const char *s)
|
|
|
|
{
|
|
|
|
char *sp, *tab;
|
|
|
|
sp = strchr(s, ' ');
|
|
|
|
tab = strchr(s, '\t');
|
|
|
|
if (sp == NULL)
|
|
|
|
return tab;
|
|
|
|
if (tab == NULL)
|
|
|
|
return sp;
|
|
|
|
return sp < tab ? sp : tab; /* if both are found, return the first one */
|
|
|
|
}
|
|
|
|
|
|
|
|
char *
|
|
|
|
strtok_whitespace(char *s)
|
|
|
|
{
|
|
|
|
static char *cp;
|
|
|
|
char *r;
|
|
|
|
|
|
|
|
r = s ? s : cp;
|
|
|
|
if (r == NULL)
|
|
|
|
return NULL;
|
|
|
|
cp = strchr_whitespace(r);
|
|
|
|
if (cp == NULL)
|
|
|
|
return r;
|
|
|
|
while ((*cp == ' ') || (*cp == '\t'))
|
|
|
|
{
|
|
|
|
*cp++ = '\0';
|
|
|
|
}
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
valid_priv(const char *s)
|
|
|
|
{
|
|
|
|
#define ACCEPT(x) if (strcmp(s, x) == 0) return 1
|
|
|
|
ACCEPT("Y");
|
|
|
|
ACCEPT("N");
|
|
|
|
ACCEPT("y");
|
|
|
|
ACCEPT("n");
|
|
|
|
#undef ACCEPT
|
|
|
|
return 0; /* not a valid priv */
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
usage()
|
|
|
|
{
|
|
|
|
printf("Usage: %s COMMAND [DATABASE]...\n", program_name);
|
|
|
|
printf("Create, drop og edit permission for the DATABASE(s),\n");
|
|
|
|
printf("as determined by the COMMAND. Valid COMMANDs:\n");
|
|
|
|
printf("\n");
|
|
|
|
printf(" create create the DATABASE(s).\n");
|
|
|
|
printf(" drop delete the DATABASE(s).\n");
|
|
|
|
printf(" show give information about the DATABASE(s), or, if\n");
|
|
|
|
printf(" none are given, all the ones you own.\n");
|
|
|
|
printf(" editperm change permissions for the DATABASE(s). Your\n");
|
|
|
|
printf(" favorite editor will be started, allowing you\n");
|
|
|
|
printf(" to make changes to the permission table.\n");
|
|
|
|
printf("\n");
|
2016-08-02 08:10:45 +02:00
|
|
|
printf("This program now has super-cow powers.");
|
|
|
|
printf("\n");
|
2007-02-13 22:11:55 +01:00
|
|
|
printf("Report bugs to ljosa@initio.no\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
create(MYSQL *pmysql, char *db)
|
|
|
|
{
|
|
|
|
char query[1024];
|
|
|
|
sprintf(query, "create database `%s`", db);
|
|
|
|
if (mysql_query(pmysql, query))
|
|
|
|
return dberror(pmysql, "Cannot create database '%s'.", db);
|
|
|
|
|
|
|
|
fprintf(stderr, "Database '%s' created.\n", db);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
drop(MYSQL *pmysql, char *db)
|
|
|
|
{
|
|
|
|
char query[1024];
|
|
|
|
|
|
|
|
sprintf(query, "delete from db where db = '%s'", db);
|
|
|
|
if (mysql_query(pmysql, query))
|
|
|
|
dberror(pmysql, "Failed to delete permissions for database '%s'.", db);
|
|
|
|
|
|
|
|
sprintf(query, "drop database `%s`", db);
|
|
|
|
if (mysql_query(pmysql, query))
|
|
|
|
return dberror(pmysql, "Cannot drop database '%s'.", db);
|
|
|
|
|
|
|
|
fprintf(stderr, "Database '%s' dropped.\n", db);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* return a list of the user's databases */
|
|
|
|
char **
|
|
|
|
list(MYSQL *pmysql)
|
|
|
|
{
|
|
|
|
char *wild;
|
|
|
|
MYSQL_RES *res;
|
|
|
|
int rows;
|
|
|
|
MYSQL_ROW row;
|
|
|
|
char **dblist;
|
|
|
|
int i;
|
|
|
|
char **t;
|
|
|
|
struct passwd *p;
|
|
|
|
|
|
|
|
p = getpwuid(getuid());
|
|
|
|
if (!p)
|
|
|
|
{
|
|
|
|
dberror(NULL, "Failed to lookup your UNIX username.");
|
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
wild = malloc(strlen(p->pw_name) + 3);
|
|
|
|
sprintf(wild, "%s_%%", p->pw_name);
|
|
|
|
|
|
|
|
res = mysql_list_dbs(pmysql, wild);
|
|
|
|
rows = mysql_num_rows(res);
|
|
|
|
dblist = malloc((rows + 2) * sizeof(char *)); /* one for the username
|
|
|
|
(might not be used)*/
|
|
|
|
if (!dblist)
|
|
|
|
{
|
|
|
|
dberror(NULL, "Out of memory.\n");
|
|
|
|
free(wild);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
for (i = 0; i < rows; i++)
|
|
|
|
if (row = mysql_fetch_row(res))
|
|
|
|
{
|
|
|
|
dblist[i] = strdup(row[0]);
|
|
|
|
}
|
|
|
|
|
|
|
|
res = mysql_list_dbs(pmysql, p->pw_name);
|
|
|
|
rows = mysql_num_rows(res);
|
|
|
|
if (rows == 1)
|
|
|
|
dblist[i++] = strdup(p->pw_name);
|
|
|
|
|
|
|
|
dblist[i] = NULL;
|
|
|
|
|
|
|
|
return dblist;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
writeperm(FILE *f, MYSQL *pmysql, const char *db)
|
|
|
|
{
|
|
|
|
char query[1024];
|
|
|
|
MYSQL_RES *res;
|
|
|
|
int rows, i;
|
|
|
|
MYSQL_ROW row;
|
|
|
|
|
|
|
|
sprintf(query, "select user,select_priv,insert_priv,update_priv,"
|
2016-08-02 08:10:45 +02:00
|
|
|
"delete_priv,create_priv,alter_priv,drop_priv, index_priv from db where db='%s'", db);
|
2007-02-13 22:11:55 +01:00
|
|
|
|
|
|
|
if (mysql_query(pmysql, query))
|
|
|
|
return dberror(pmysql, "Query for permissions failed.");
|
|
|
|
res = mysql_store_result(pmysql);
|
|
|
|
rows = mysql_num_rows(res);
|
|
|
|
fprintf(f, "# User "
|
2016-08-02 08:10:45 +02:00
|
|
|
"Select Insert Update Delete Create Alter Drop Index\n");
|
2007-02-13 22:11:55 +01:00
|
|
|
fprintf(f, "# ---------------- "
|
2016-08-02 08:10:45 +02:00
|
|
|
"------ ------ ------ ------ ------ ------ ------ ------\n");
|
2007-02-13 22:11:55 +01:00
|
|
|
if (rows == 0)
|
|
|
|
fprintf(f, "# (no permissions currently granted to any users)\n");
|
|
|
|
else
|
|
|
|
for (i = 0; i < rows; i++)
|
|
|
|
{
|
|
|
|
row = mysql_fetch_row(res);
|
2016-08-02 08:10:45 +02:00
|
|
|
fprintf(f, " %-16s %-7s %-7s %-7s %-7s %-7s %-7s %-7s%s\n",
|
|
|
|
row[0], row[1], row[2], row[3], row[4], row[5], row[6], row[7], row[8]);
|
2007-02-13 22:11:55 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* show information about the database */
|
|
|
|
int
|
|
|
|
show(MYSQL *pmysql, const char *db)
|
|
|
|
{
|
|
|
|
printf("Database '%s':\n", db);
|
|
|
|
|
|
|
|
writeperm(stdout, pmysql, db);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#define MAX_GRANTS 1024
|
|
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
editperm(MYSQL *pmysql, const char *db)
|
|
|
|
{
|
|
|
|
char fn[] = "/tmp/mysql-dbadm.tmp.XXXXXX";
|
|
|
|
FILE *f;
|
|
|
|
char *editor;
|
|
|
|
char cmd[1024]; /* shell command for editing the file */
|
|
|
|
char line[1024]; /* buffer to hold one line */
|
|
|
|
char *cp; /* used to interate through a line */
|
|
|
|
char *user, *select_priv, *insert_priv, *update_priv, *delete_priv,
|
2016-08-02 08:10:45 +02:00
|
|
|
*create_priv, *alter_priv, *drop_priv, *index_priv;
|
2007-02-13 22:11:55 +01:00
|
|
|
char query[1024]; /* used to build a query */
|
|
|
|
char *queries[MAX_GRANTS]; /* insert queries */
|
|
|
|
int lines; /* number of grant lines processed */
|
|
|
|
int i; /* iterate through lines[] */
|
|
|
|
|
2016-08-02 08:10:45 +02:00
|
|
|
mkstemp(fn);
|
2007-02-13 22:11:55 +01:00
|
|
|
if (strcmp(fn, "") == 0)
|
|
|
|
return dberror(NULL, "Cannot create a unique temporary file name.");
|
|
|
|
|
|
|
|
f = fopen(fn, "w");
|
|
|
|
if (f == NULL)
|
|
|
|
return dberror(NULL, "Failed to open temporary file %s.", fn);
|
|
|
|
writeperm(f, pmysql, db);
|
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
editor = getenv("EDITOR");
|
|
|
|
if (!editor)
|
|
|
|
editor = "pico"; /* OK since editor won't be freed */
|
|
|
|
strcpy(cmd, editor);
|
|
|
|
strcat(cmd, " ");
|
|
|
|
strcat(cmd, fn);
|
|
|
|
if (system(cmd) == -1)
|
|
|
|
{
|
|
|
|
dberror(NULL, "Failed to execute '%s'\n", cmd);
|
|
|
|
perror("system");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* parse */
|
|
|
|
f = fopen(fn, "r");
|
|
|
|
lines = 0;
|
|
|
|
while (fgets(line, sizeof(line), f))
|
|
|
|
{
|
|
|
|
cp = strchr(line, '\n');
|
|
|
|
if (cp)
|
|
|
|
*cp = '\0';
|
|
|
|
|
|
|
|
cp = line;
|
|
|
|
while (*cp && ((*cp == ' ') || (*cp == '\t'))) cp++;
|
|
|
|
if (*cp == '\0') continue;
|
|
|
|
if (*cp == '#') continue;
|
|
|
|
if (*cp == '\n') continue;
|
|
|
|
|
|
|
|
#define STRTOK_WHITESPACE(res, start) \
|
|
|
|
{ if (!(res = strtok_whitespace(start))) continue; }
|
|
|
|
|
|
|
|
STRTOK_WHITESPACE(user, cp);
|
|
|
|
if (strlen(user) < 1)
|
|
|
|
return dberror(NULL, "Invalid user '%s' in grant line %d.", user,
|
|
|
|
lines + 1);
|
|
|
|
if (strcmp(user, "%") == 0)
|
|
|
|
*user = '\0'; /* ugly, but it works... */
|
|
|
|
|
|
|
|
#define CHECK_PRIV(PRIV) \
|
|
|
|
if (!valid_priv(PRIV)) return dberror(NULL, "Invalid value '%s' " \
|
|
|
|
"in grant line %d.", PRIV, lines + 1)
|
|
|
|
|
|
|
|
STRTOK_WHITESPACE(select_priv, NULL);
|
|
|
|
CHECK_PRIV(select_priv);
|
|
|
|
STRTOK_WHITESPACE(insert_priv, NULL);
|
|
|
|
CHECK_PRIV(insert_priv);
|
|
|
|
STRTOK_WHITESPACE(update_priv, NULL);
|
|
|
|
CHECK_PRIV(update_priv);
|
|
|
|
STRTOK_WHITESPACE(delete_priv, NULL);
|
|
|
|
CHECK_PRIV(delete_priv);
|
|
|
|
STRTOK_WHITESPACE(create_priv, NULL);
|
|
|
|
CHECK_PRIV(create_priv);
|
|
|
|
STRTOK_WHITESPACE(alter_priv, NULL);
|
|
|
|
CHECK_PRIV(alter_priv);
|
|
|
|
STRTOK_WHITESPACE(drop_priv, NULL);
|
|
|
|
CHECK_PRIV(drop_priv);
|
2016-08-02 08:10:45 +02:00
|
|
|
STRTOK_WHITESPACE(index_priv, NULL);
|
|
|
|
CHECK_PRIV(index_priv);
|
|
|
|
|
2007-02-13 22:11:55 +01:00
|
|
|
|
|
|
|
#undef STRTOK_WHITESPACE
|
|
|
|
#undef CHECK_PRIV
|
|
|
|
|
|
|
|
sprintf(query, "insert into db(Host, Db, User, Select_priv, Insert_priv, "
|
2016-08-02 08:10:45 +02:00
|
|
|
"Update_priv, Delete_priv, Create_priv, Alter_priv, Drop_priv, Index_priv) "
|
|
|
|
"values ('%%', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s')",
|
2007-02-13 22:11:55 +01:00
|
|
|
db, user, select_priv, insert_priv, update_priv, delete_priv,
|
2016-08-02 08:10:45 +02:00
|
|
|
create_priv, alter_priv, drop_priv, index_priv);
|
2007-02-13 22:11:55 +01:00
|
|
|
queries[lines] = strdup(query);
|
|
|
|
lines++;
|
|
|
|
if (lines >= MAX_GRANTS)
|
|
|
|
{
|
|
|
|
dberror(NULL, "Warning: Maximum of %d grants reached.\n",
|
|
|
|
MAX_GRANTS);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
} /* while fgets ... */
|
|
|
|
|
|
|
|
unlink(fn);
|
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
/* now that we have checked the input for errors, we can safely
|
|
|
|
delete the old grants from the database and insert the new ones. */
|
|
|
|
|
|
|
|
sprintf(query, "delete from db where db='%s'", db);
|
|
|
|
if (mysql_query(pmysql, query))
|
|
|
|
dberror(pmysql, "Failed to delete old grants for '%s'.", db);
|
|
|
|
|
|
|
|
for (i = 0; i < lines; i++)
|
|
|
|
{
|
|
|
|
#ifdef DEBUG
|
|
|
|
puts(queries[i]);
|
|
|
|
putchar('\n');
|
2016-08-02 08:10:45 +02:00
|
|
|
#endif //DEBUG
|
2007-02-13 22:11:55 +01:00
|
|
|
if (mysql_query(pmysql, queries[i]))
|
|
|
|
dberror(pmysql, "Failed to insert grant line %d.", i + 1);
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
main(int argc, char *argv[])
|
|
|
|
{
|
|
|
|
int i;
|
2016-08-02 08:10:45 +02:00
|
|
|
enum { c_create, c_drop, c_editperm, c_show, c_moo } command;
|
2007-02-13 22:11:55 +01:00
|
|
|
MYSQL mysql;
|
|
|
|
mysql_init(&mysql);
|
|
|
|
char **dblist, **p;
|
|
|
|
|
|
|
|
program_name = argv[0];
|
|
|
|
|
|
|
|
for (i = 1; i < argc; i++)
|
|
|
|
if (strcmp(argv[i], "--help") == 0)
|
|
|
|
return usage();
|
|
|
|
for (i = 1; i < argc; i++)
|
|
|
|
if (strcmp(argv[i], "--version") == 0)
|
|
|
|
return version();
|
|
|
|
|
|
|
|
if (argc < 2)
|
|
|
|
return wrong_use(NULL);
|
|
|
|
|
|
|
|
/* check that the supplied command is valid */
|
|
|
|
|
|
|
|
if (strcmp(argv[1], "create") == 0)
|
|
|
|
command = c_create;
|
|
|
|
else if (strcmp(argv[1], "drop") == 0)
|
|
|
|
command = c_drop;
|
|
|
|
else if (strcmp(argv[1], "editperm") == 0)
|
|
|
|
command = c_editperm;
|
|
|
|
else if (strcmp(argv[1], "show") == 0)
|
|
|
|
command = c_show;
|
2016-08-02 08:10:45 +02:00
|
|
|
else if (strcmp(argv[1], "moo") == 0){
|
|
|
|
printf("mooo!\n");
|
|
|
|
}
|
2007-02-13 22:11:55 +01:00
|
|
|
else
|
|
|
|
return wrong_use("unrecognized command"); /* XXX */
|
|
|
|
|
|
|
|
/* all other than show requires at lease one DATABASE argument. */
|
2016-08-02 08:10:45 +02:00
|
|
|
if ((command != c_show) && (argc < 3))
|
2007-02-13 22:11:55 +01:00
|
|
|
return wrong_use(NULL);
|
|
|
|
|
|
|
|
/* connect to the database server and select the mysql database */
|
|
|
|
if (!mysql_real_connect(&mysql, DB_SERVER, DB_USER, DB_PASSWD, DB_NAME, 0, NULL, 0))
|
|
|
|
return dberror(&mysql, "Cannot connect to database server '%s'.",
|
|
|
|
DB_SERVER);
|
|
|
|
if (mysql_select_db(&mysql, DB_NAME))
|
|
|
|
return dberror(&mysql, "Cannot select database '%s'.", DB_NAME);
|
|
|
|
|
|
|
|
if ((command == c_show) && (argc == 2))
|
|
|
|
{
|
|
|
|
dblist = list(&mysql);
|
|
|
|
p = dblist;
|
|
|
|
while (*p)
|
|
|
|
{
|
|
|
|
show(&mysql, *p);
|
|
|
|
free(*p);
|
|
|
|
p++;
|
|
|
|
}
|
|
|
|
free(dblist);
|
|
|
|
}
|
2016-08-02 08:10:45 +02:00
|
|
|
else
|
2007-02-13 22:11:55 +01:00
|
|
|
{
|
|
|
|
/* for each supplied database name, perform the requested action */
|
|
|
|
for (i = 2; i < argc; i++)
|
|
|
|
{
|
|
|
|
if (! owner(argv[i]))
|
|
|
|
{
|
|
|
|
dberror(NULL, "You are not the owner of '%s'. Skipping.",
|
|
|
|
argv[i]);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch (command)
|
|
|
|
{
|
|
|
|
case c_create:
|
|
|
|
create(&mysql, argv[i]);
|
|
|
|
break;
|
|
|
|
case c_drop:
|
|
|
|
drop(&mysql, argv[i]);
|
|
|
|
break;
|
|
|
|
case c_editperm:
|
|
|
|
editperm(&mysql, argv[i]);
|
|
|
|
break;
|
|
|
|
case c_show:
|
|
|
|
show(&mysql, argv[i]);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return dberror(NULL, "This point should never be reached!");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
mysql_reload(&mysql);
|
|
|
|
mysql_close(&mysql);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|