87 lines
1.7 KiB
Diff
87 lines
1.7 KiB
Diff
--- mysql/common.c Wed Feb 2 22:59:21 2000
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+++ src-0.3-local/common.c Thu Feb 17 21:20:24 2000
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@@ -17,6 +17,7 @@
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#include <unistd.h>
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#include <ctype.h>
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#include <string.h>
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+#include <grp.h>
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#include "mysql-admutils.h"
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char *program_name;
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@@ -115,6 +116,75 @@
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return 1; /* OK */
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return 0; /* not owner if we get as far as this */
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+}
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+
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+/**
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+ * Decides if the user is member of a group. The Unix group can't contain any
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+ * '_'. i.e 'fidi_s' won't be accepted.
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+ */
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+int
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+member(char *gr) {
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+ char *username;
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+
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+ char *group;
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+ struct group *g;
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+
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+ struct passwd *p;
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+ char *foo;
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+
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+ /* size_t i = 0; */
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+
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+ /* Get username */
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+ p = getpwuid(getuid());
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+ if (!p) {
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+ fprintf(stderr, "Failed to look up your UNIX username.");
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+ exit(1);
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+ }
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+ username = p->pw_name;
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+
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+ /* Copy string, but cut at '_' */
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+ group = strdup(gr);
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+ if (group == NULL) {
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+ fprintf(stderr, "Couldn't allocate memory. Terminating.");
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+ exit(1);
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+ }
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+
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+ foo = strchr(group, '_');
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+ if (foo) {
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+#if DEBUG
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+ printf("gr = %s, group = %s, foo = %s\n", gr, group, foo);
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+#endif
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+ *foo = '\0';
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+ }
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+
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+ /* Get group */
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+ g = getgrnam(group);
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+ if (g == NULL) {
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+ fprintf(stderr, "No such group: %s\n", group);
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+ exit(1);
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+ }
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+
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+ /* Check if user is member of group */
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+ while(*g->gr_mem != NULL) {
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+ char * member = *g->gr_mem;
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+#if DEBUG
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+ printf("Medlem: %s\n", *g->gr_mem);
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+#endif
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+
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+ if (strcmp(member,username) == 0) {
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+#if DEBUG
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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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+ *g->gr_mem++;
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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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+#endif
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+
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+ return 0;
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+
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}
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