beautifisering (2-space-indent), og tetting av minnehull
This commit is contained in:
Geir Hauge
parent
2e1453ceba
commit
5a1f013a31
110
common.c
110
common.c
@ -1,5 +1,5 @@
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/*
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* @(#) $Header: /tmp/cvs/mysql-admutils/common.c,v 1.7 2006-08-15 10:32:42 geirha Exp $
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* @(#) $Header: /tmp/cvs/mysql-admutils/common.c,v 1.8 2006-08-15 11:51:58 geirha Exp $
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*
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* functions used by mysql-dbadm.c and mysql-useradm.c
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*
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@ -22,7 +22,7 @@
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char *program_name;
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static char *rcsheader = "@(#) " PACKAGE " " VERSION " orakel@ntnu.no $Header: /tmp/cvs/mysql-admutils/common.c,v 1.7 2006-08-15 10:32:42 geirha Exp $";
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static char *rcsheader = "@(#) " PACKAGE " " VERSION " orakel@ntnu.no $Header: /tmp/cvs/mysql-admutils/common.c,v 1.8 2006-08-15 11:51:58 geirha Exp $";
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int
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@ -38,14 +38,13 @@ wrong_use(char *format, ...)
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{
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va_list ap;
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if (format)
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{
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fprintf(stderr, "%s: ", program_name);
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va_start(ap, format);
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vfprintf(stderr, format, ap);
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va_end(ap);
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putchar('\n');
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}
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if (format) {
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fprintf(stderr, "%s: ", program_name);
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va_start(ap, format);
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vfprintf(stderr, format, ap);
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va_end(ap);
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putchar('\n');
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}
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fprintf(stderr, "Try `%s --help' for more information.\n", program_name);
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@ -66,14 +65,13 @@ dberror(MYSQL *pmysql, char *format, ...)
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va_end(ap);
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fprintf(stderr, "\n");
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if (pmysql)
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{
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errmsg = mysql_error(pmysql);
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if ((errmsg) && (strcmp(errmsg, "") != 0))
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fprintf(stderr, "mysql: %s\n", errmsg);
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if (pmysql) {
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errmsg = mysql_error(pmysql);
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if ((errmsg) && (strcmp(errmsg, "") != 0))
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fprintf(stderr, "mysql: %s\n", errmsg);
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mysql_close(pmysql);
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}
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mysql_close(pmysql);
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}
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return 1;
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}
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@ -102,11 +100,10 @@ owner(char *name)
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struct passwd *p;
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p = getpwuid(getuid());
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if (!p)
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{
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dberror(NULL, "Failed to look up your UNIX username.");
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exit(1);
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}
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if (!p) {
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dberror(NULL, "Failed to look up your UNIX username.");
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exit(1);
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}
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if (strcmp(name, p->pw_name) == 0)
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return 1; /* OK */
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@ -182,8 +179,9 @@ member(char *gr) {
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printf("You have access to '%s'\n", gr);
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#endif
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return 1; /* OK */
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} else
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} else {
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*g->gr_mem++;
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}
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}
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#if DEBUG
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printf("You have no access to '%s'\n", gr);
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@ -192,15 +190,15 @@ member(char *gr) {
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// brukeren var ikke med i gruppen, så vi må prøve neste.
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// finner den siste _-en i navnet.
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foo = strrchr(group, '_');
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if (foo == NULL) {
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foo = strrchr(group, '_');
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if (foo == NULL) {
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// hvis vi har kommet helt til bunn, og fremdeles
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// ikke har blitt avbrutt, fantes det ingen slik gruppe.
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return 0;
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}
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// det som nå er bak siste underscore er passe uinteressant, så
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// vi flytter slutten av strengen litt framover.
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*foo = '\0';
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return 0;
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}
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// det som nå er bak siste underscore er passe uinteressant, så
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// vi flytter slutten av strengen litt framover.
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*foo = '\0';
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} // while
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}
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@ -209,40 +207,40 @@ member(char *gr) {
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/* numgroups is the total number of groups found */
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char **get_group_names(int *numgroups)
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{
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char **grouplist;
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gid_t gids[33];
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int real_nr_groups, nr_groups, i;
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struct group *g;
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char **grouplist;
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gid_t gids[33];
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int real_nr_groups, nr_groups, i;
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struct group *g;
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nr_groups = 0;
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nr_groups = 0;
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nr_groups = getgroups(32, &gids[0]); /* Allow a max of 32 groups */
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nr_groups = getgroups(32, &gids[0]); /* Allow a max of 32 groups */
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if (nr_groups == -1) {
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dberror(NULL, "Error while trying to fetch group info");
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return NULL;
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}
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if (nr_groups == -1) {
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dberror(NULL, "Error while trying to fetch group info");
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return NULL;
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}
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grouplist = malloc(sizeof(char *));
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real_nr_groups = 0;
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grouplist = malloc(sizeof(char *));
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real_nr_groups = 0;
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for (i = 0; i < nr_groups; i++) {
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g = getgrgid(gids[i]);
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for (i = 0; i < nr_groups; i++) {
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g = getgrgid(gids[i]);
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/* Go to next grp if it doesn't have a name */
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if (g != NULL) {
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grouplist = (char **) realloc(grouplist, (real_nr_groups+2) * sizeof(char *));
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grouplist[real_nr_groups] = strdup(g->gr_name);
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real_nr_groups++;
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} else {
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fprintf(stderr, "Omitting gid %d, no entry in group-file.\n", gids[i]);
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}
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}
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grouplist[real_nr_groups] = NULL;
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/* Go to next grp if it doesn't have a name */
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if (g != NULL) {
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grouplist = (char **) realloc(grouplist, (real_nr_groups+2) * sizeof(char *));
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grouplist[real_nr_groups] = strdup(g->gr_name);
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real_nr_groups++;
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} else {
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fprintf(stderr, "Omitting gid %d, no entry in group-file.\n", gids[i]);
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}
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}
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grouplist[real_nr_groups] = NULL;
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*numgroups = real_nr_groups;
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*numgroups = real_nr_groups;
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return grouplist;
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return grouplist;
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}
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328
mysql-dbadm.c
328
mysql-dbadm.c
@ -1,5 +1,5 @@
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/*
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* @(#) $Header: /tmp/cvs/mysql-admutils/mysql-dbadm.c,v 1.15 2006-08-15 10:32:42 geirha Exp $
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* @(#) $Header: /tmp/cvs/mysql-admutils/mysql-dbadm.c,v 1.16 2006-08-15 11:51:59 geirha Exp $
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*
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* mysql-dbadm.c
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*
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@ -20,14 +20,14 @@
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/* New database names may only use these characters in their identifier */
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const char dbname_validchars[] =
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"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-";
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"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-";
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/* Returns true if dbname contains only characters in dbname_validchars. */
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int dbname_isclean(char* dbname) {
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int reallen, cleanlen;
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reallen = strlen(dbname);
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cleanlen = strspn(dbname, dbname_validchars);
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return (reallen == cleanlen);
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int reallen, cleanlen;
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reallen = strlen(dbname);
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cleanlen = strspn(dbname, dbname_validchars);
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return (reallen == cleanlen);
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}
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char *
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@ -55,10 +55,8 @@ strtok_whitespace(char *s)
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cp = strchr_whitespace(r);
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if (cp == NULL)
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return r;
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while ((*cp == ' ') || (*cp == '\t'))
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{
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*cp++ = '\0';
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}
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while ((*cp == ' ') || (*cp == '\t'))
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*cp++ = '\0';
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return r;
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}
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@ -105,14 +103,14 @@ create(MYSQL *pmysql, char *db)
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// går jo dette vanligvis bra.
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// finner ut om denne finnes fra før.
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if (!mysql_select_db(pmysql, db)) {
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return dberror(pmysql, "Database '%s' already exists.", db);
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return dberror(pmysql, "Database '%s' already exists.", db);
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}
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mysql_select_db(pmysql, "mysql");
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// oppretter databasen.
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char query[1024];
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sprintf(query, "create database `%s`", db);
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if (mysql_query(pmysql, query))
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return dberror(pmysql, "Cannot create database '%s'.", db);
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return dberror(pmysql, "Cannot create database '%s'.", db);
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fprintf(stderr, "Database '%s' created.\n", db);
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return 0;
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}
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@ -128,8 +126,8 @@ drop(MYSQL *pmysql, char *db)
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dberror(pmysql, "Failed to delete permissions for database '%s'.", db);
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if (mysql_select_db(pmysql, db)) {
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dberror(pmysql, "Database '%s' doesn't exists.", db);
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return 0;
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dberror(pmysql, "Database '%s' doesn't exists.", db);
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return 0;
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}
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mysql_select_db(pmysql, "mysql");
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@ -154,16 +152,15 @@ list(MYSQL *pmysql)
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int i, counter;
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struct passwd *p;
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// variabler som brukes til å escape gruppenavnet til mysqlvennlig format.
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// variabler som brukes til å escape gruppenavnet til mysqlvennlig format.
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char escaped_user[64];
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char *cp_kopi;
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p = getpwuid(getuid());
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if (!p)
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{
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dberror(NULL, "Failed to lookup your UNIX username.");
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exit(1);
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}
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if (!p) {
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dberror(NULL, "Failed to lookup your UNIX username.");
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exit(1);
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}
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dblist = malloc(2 * sizeof(char*)); /* one for username (if used), rest is done below */
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@ -174,7 +171,7 @@ list(MYSQL *pmysql)
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cp = usr_groups;
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while (*cp) { // itererer over alle grupper en person er med i
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if (*cp == NULL)
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break;
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break;
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#ifdef DEBUG
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printf("cp er %s\n", *cp);
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@ -185,13 +182,13 @@ list(MYSQL *pmysql)
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// itererer over bokstavene i gruppenavn, og escaper spesialtegn.
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for(i=0; i<=strlen(cp_kopi); i++) {
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// hvis % _ , så skriv \ og så tegn
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if ((cp_kopi[i] == '_') || (cp_kopi[i] == '%')) {
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strcat(escaped_user, "\\");
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}
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// hvis % _ , så skriv \ og så tegn
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if ((cp_kopi[i] == '_') || (cp_kopi[i] == '%')) {
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strcat(escaped_user, "\\");
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}
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escaped_user[strlen(escaped_user) + 1] = '\0';
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escaped_user[strlen(escaped_user)] = cp_kopi[i];
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escaped_user[strlen(escaped_user) + 1] = '\0';
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escaped_user[strlen(escaped_user)] = cp_kopi[i];
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} // for
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wild = malloc(strlen(escaped_user)+4);
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@ -209,47 +206,51 @@ list(MYSQL *pmysql)
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dblist = realloc(dblist, (numgroupdbs+2) * sizeof(char *));
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for (i = 0; i < rows; i++)
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if ((row = mysql_fetch_row(res))) {
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dblist[counter++] = strdup(row[0]);
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}
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for (i = 0; i < rows; i++) {
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if ((row = mysql_fetch_row(res))) {
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dblist[counter++] = strdup(row[0]);
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}
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}
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}
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free(wild);
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free(res);
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free(cp_kopi);
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cp++;
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}
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wild = malloc(strlen(p->pw_name) + 4);
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sprintf(wild, "%s\\_%%", p->pw_name);
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#ifdef DEBUG
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printf("dbadm: wildcard: '%s'\n", wild);
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printf("dbadm: wildcard: '%s'\n", wild);
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#endif
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res = mysql_list_dbs(pmysql, wild);
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rows = mysql_num_rows(res);
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dblist = realloc(dblist, (numgroupdbs+rows+2) * sizeof(char *));
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if (!dblist)
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{
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dberror(NULL, "Out of memory.\n");
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free(wild);
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return NULL;
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}
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if (!dblist) {
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dberror(NULL, "Out of memory.\n");
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free(wild);
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return NULL;
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}
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for (i = 0; i < rows; i++)
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if ((row = mysql_fetch_row(res)))
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{
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dblist[counter++] = strdup(row[0]);
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}
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for (i = 0; i < rows; i++) {
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if ((row = mysql_fetch_row(res))) {
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dblist[counter++] = strdup(row[0]);
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}
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}
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res = mysql_list_dbs(pmysql, p->pw_name);
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rows = mysql_num_rows(res);
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if (rows == 1)
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dblist[counter++] = strdup(p->pw_name);
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dblist[counter++] = strdup(p->pw_name);
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dblist[counter] = NULL;
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free(wild);
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free(usr_groups);
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return dblist;
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}
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@ -263,26 +264,27 @@ writeperm(FILE *f, MYSQL *pmysql, const char *db)
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MYSQL_ROW row;
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sprintf(query, "select user,select_priv,insert_priv,update_priv,"
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"delete_priv,create_priv,drop_priv,alter_priv,index_priv from db where db='%s'", db);
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"delete_priv,create_priv,drop_priv,alter_priv,index_priv from db where db='%s'", db);
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if (mysql_query(pmysql, query))
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return dberror(pmysql, "Query for permissions failed.");
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res = mysql_store_result(pmysql);
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rows = mysql_num_rows(res);
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fprintf(f, "# User "
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"Select Insert Update Delete Create Drop Alter Index\n");
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"Select Insert Update Delete Create Drop Alter Index\n");
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fprintf(f, "# ---------------- "
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"------ ------ ------ ------ ------ ---- ----- -----\n");
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"------ ------ ------ ------ ------ ---- ----- -----\n");
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if (rows == 0)
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fprintf(f, "# (no permissions currently granted to any users)\n");
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else
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for (i = 0; i < rows; i++)
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{
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row = mysql_fetch_row(res);
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fprintf(f, " %-16s %-7s %-7s %-7s %-7s %-7s %-7s %-7s %s\n",
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row[0], row[1], row[2], row[3], row[4], row[5], row[6], row[7], row[8]);
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}
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fprintf(f, "# (no permissions currently granted to any users)\n");
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else {
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for (i = 0; i < rows; i++) {
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row = mysql_fetch_row(res);
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fprintf(f, " %-16s %-7s %-7s %-7s %-7s %-7s %-7s %-7s %s\n",
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row[0], row[1], row[2], row[3], row[4], row[5], row[6], row[7], row[8]);
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}
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}
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free(res);
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return 0;
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}
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@ -334,76 +336,74 @@ editperm(MYSQL *pmysql, const char *db)
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strcpy(cmd, editor);
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strcat(cmd, " ");
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strcat(cmd, fn);
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if (system(cmd) == -1)
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{
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dberror(NULL, "Failed to execute '%s'\n", cmd);
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perror("system");
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return 1;
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}
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if (system(cmd) == -1) {
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dberror(NULL, "Failed to execute '%s'\n", cmd);
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perror("system");
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return 1;
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}
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/* parse */
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f = fopen(fn, "r");
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lines = 0;
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while (fgets(line, sizeof(line), f))
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{
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cp = strchr(line, '\n');
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if (cp)
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*cp = '\0';
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while (fgets(line, sizeof(line), f)) {
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cp = strchr(line, '\n');
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if (cp)
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*cp = '\0';
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cp = line;
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while (*cp && ((*cp == ' ') || (*cp == '\t'))) cp++;
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if (*cp == '\0') continue;
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if (*cp == '#') continue;
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if (*cp == '\n') continue;
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cp = line;
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while (*cp && ((*cp == ' ') || (*cp == '\t'))) cp++;
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if (*cp == '\0') continue;
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if (*cp == '#') continue;
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if (*cp == '\n') continue;
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#define STRTOK_WHITESPACE(res, start) \
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{ if (!(res = strtok_whitespace(start))) continue; }
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#define STRTOK_WHITESPACE(res, start) \
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{ if (!(res = strtok_whitespace(start))) continue; }
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||||
|
||||
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... */
|
||||
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(drop_priv, NULL);
|
||||
CHECK_PRIV(drop_priv);
|
||||
STRTOK_WHITESPACE(alter_priv, NULL);
|
||||
CHECK_PRIV(alter_priv);
|
||||
STRTOK_WHITESPACE(index_priv, NULL);
|
||||
CHECK_PRIV(index_priv);
|
||||
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(drop_priv, NULL);
|
||||
CHECK_PRIV(drop_priv);
|
||||
STRTOK_WHITESPACE(alter_priv, NULL);
|
||||
CHECK_PRIV(alter_priv);
|
||||
STRTOK_WHITESPACE(index_priv, NULL);
|
||||
CHECK_PRIV(index_priv);
|
||||
|
||||
#undef STRTOK_WHITESPACE
|
||||
#undef CHECK_PRIV
|
||||
|
||||
sprintf(query, "insert into db (host, db, user, select_priv, insert_priv, "
|
||||
"update_priv, delete_priv, create_priv, drop_priv, alter_priv, index_priv) values "
|
||||
"('%%', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s')",
|
||||
db, user, select_priv, insert_priv, update_priv, delete_priv,
|
||||
create_priv, drop_priv, alter_priv, index_priv);
|
||||
queries[lines] = strdup(query);
|
||||
lines++;
|
||||
if (lines >= MAX_GRANTS)
|
||||
{
|
||||
dberror(NULL, "Warning: Maximum of %d grants reached.\n",
|
||||
MAX_GRANTS);
|
||||
continue;
|
||||
}
|
||||
} /* while fgets ... */
|
||||
sprintf(query, "insert into db (host, db, user, select_priv, insert_priv, "
|
||||
"update_priv, delete_priv, create_priv, drop_priv, alter_priv, index_priv) values "
|
||||
"('%%', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s')",
|
||||
db, user, select_priv, insert_priv, update_priv, delete_priv,
|
||||
create_priv, drop_priv, alter_priv, index_priv);
|
||||
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);
|
||||
@ -416,14 +416,14 @@ editperm(MYSQL *pmysql, const char *db)
|
||||
dberror(pmysql, "Failed to delete old grants for '%s'.", db);
|
||||
|
||||
for (i = 0; i < lines; i++)
|
||||
{
|
||||
#ifdef DEBUG
|
||||
puts(queries[i]);
|
||||
putchar('\n');
|
||||
#endif
|
||||
if (mysql_query(pmysql, queries[i]))
|
||||
dberror(pmysql, "Failed to insert grant line %d.", i + 1);
|
||||
}
|
||||
{
|
||||
#ifdef DEBUG
|
||||
puts(queries[i]);
|
||||
putchar('\n');
|
||||
#endif
|
||||
if (mysql_query(pmysql, queries[i]))
|
||||
dberror(pmysql, "Failed to insert grant line %d.", i + 1);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
@ -480,60 +480,60 @@ main(int argc, char *argv[])
|
||||
/* 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);
|
||||
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);
|
||||
if ((command == c_show) && (argc == 2)) {
|
||||
dblist = list(&mysql);
|
||||
p = dblist;
|
||||
while (*p) {
|
||||
show(&mysql, *p);
|
||||
free(*p);
|
||||
p++;
|
||||
}
|
||||
free(*p);
|
||||
free(dblist);
|
||||
}
|
||||
else {
|
||||
db = malloc(64);
|
||||
/* for each supplied database name, perform the requested action */
|
||||
for (i = 2; i < argc; i++) {
|
||||
// HE HE
|
||||
strncpy(db, argv[i], 32);
|
||||
db[33] = '\0';
|
||||
db = malloc(64);
|
||||
/* for each supplied database name, perform the requested action */
|
||||
for (i = 2; i < argc; i++) {
|
||||
// HE HE
|
||||
strncpy(db, argv[i], 32);
|
||||
db[32] = '\0';
|
||||
|
||||
if (! (owner(db) || member(db))) {
|
||||
dberror(NULL, "You are not the owner of '%s'. Skipping.",
|
||||
if (! (owner(db) || member(db))) {
|
||||
dberror(NULL, "You are not the owner of '%s'. Skipping.",
|
||||
db);
|
||||
continue;
|
||||
}
|
||||
continue;
|
||||
}
|
||||
|
||||
switch (command) {
|
||||
case c_create:
|
||||
// We only check newly created databases. Many old ("unclean") databases are still in use.
|
||||
if(dbname_isclean(db)) {
|
||||
create(&mysql, db);
|
||||
} else {
|
||||
dberror(NULL, "Database name '%s' contains invalid characters.\n"
|
||||
"Only A-Z, a-z, 0-9, _ (underscore) and - (dash) permitted. Skipping.", db);
|
||||
}
|
||||
break;
|
||||
case c_drop:
|
||||
drop(&mysql, db);
|
||||
break;
|
||||
case c_editperm:
|
||||
editperm(&mysql, db);
|
||||
break;
|
||||
case c_show:
|
||||
show(&mysql, db);
|
||||
break;
|
||||
default:
|
||||
return dberror(NULL, "This point should never be reached!");
|
||||
}
|
||||
} // for
|
||||
} // else
|
||||
switch (command) {
|
||||
case c_create:
|
||||
// We only check newly created databases. Many old ("unclean") databases are still in use.
|
||||
if(dbname_isclean(db)) {
|
||||
create(&mysql, db);
|
||||
} else {
|
||||
dberror(NULL, "Database name '%s' contains invalid characters.\n"
|
||||
"Only A-Z, a-z, 0-9, _ (underscore) and - (dash) permitted. Skipping.", db);
|
||||
}
|
||||
break;
|
||||
case c_drop:
|
||||
drop(&mysql, db);
|
||||
break;
|
||||
case c_editperm:
|
||||
editperm(&mysql, db);
|
||||
break;
|
||||
case c_show:
|
||||
show(&mysql, db);
|
||||
break;
|
||||
default:
|
||||
return dberror(NULL, "This point should never be reached!");
|
||||
}
|
||||
} // for
|
||||
free(db);
|
||||
} // else
|
||||
|
||||
mysql_reload(&mysql);
|
||||
mysql_close(&mysql);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user