/*
- * Copyright (c) 2011 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2011-2013 Todd C. Miller <Todd.Miller@courtesan.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif /* HAVE_STRINGS_H */
-#ifdef HAVE_SETLOCALE
-# include <locale.h>
-#endif
#include <pwd.h>
#include <grp.h>
#include <time.h>
struct path_escape {
const char *name;
- size_t (*copy_fn)(char *, size_t);
-};
-
-static size_t fill_seq(char *, size_t);
-static size_t fill_user(char *, size_t);
-static size_t fill_group(char *, size_t);
-static size_t fill_runas_user(char *, size_t);
-static size_t fill_runas_group(char *, size_t);
-static size_t fill_hostname(char *, size_t);
-static size_t fill_command(char *, size_t);
-
-static struct path_escape escapes[] = {
- { "seq", fill_seq },
- { "user", fill_user },
- { "group", fill_group },
- { "runas_user", fill_runas_user },
- { "runas_group", fill_runas_group },
- { "hostname", fill_hostname },
- { "command", fill_command },
- { NULL, NULL }
+ size_t (*copy_fn)(char *, size_t, char *);
};
static size_t
-fill_seq(char *str, size_t strsize)
+fill_seq(char *str, size_t strsize, char *logdir)
{
+#ifdef SUDOERS_NO_SEQ
+ debug_decl(fill_seq, SUDO_DEBUG_UTIL)
+ debug_return_size_t(strlcpy(str, "%{seq}", strsize));
+#else
static char sessid[7];
int len;
- debug_decl(sudoers_io_version, SUDO_DEBUG_UTIL)
+ debug_decl(fill_seq, SUDO_DEBUG_UTIL)
if (sessid[0] == '\0')
- io_nextid(def_iolog_dir, sessid);
+ io_nextid(logdir, def_iolog_dir, sessid);
/* Path is of the form /var/log/sudo-io/00/00/01. */
len = snprintf(str, strsize, "%c%c/%c%c/%c%c", sessid[0],
if (len < 0)
debug_return_size_t(strsize); /* handle non-standard snprintf() */
debug_return_size_t(len);
+#endif /* SUDOERS_NO_SEQ */
}
static size_t
-fill_user(char *str, size_t strsize)
+fill_user(char *str, size_t strsize, char *unused)
{
debug_decl(fill_user, SUDO_DEBUG_UTIL)
debug_return_size_t(strlcpy(str, user_name, strsize));
}
static size_t
-fill_group(char *str, size_t strsize)
+fill_group(char *str, size_t strsize, char *unused)
{
struct group *grp;
size_t len;
if ((grp = sudo_getgrgid(user_gid)) != NULL) {
len = strlcpy(str, grp->gr_name, strsize);
- gr_delref(grp);
+ sudo_gr_delref(grp);
} else {
len = strlen(str);
len = snprintf(str + len, strsize - len, "#%u",
}
static size_t
-fill_runas_user(char *str, size_t strsize)
+fill_runas_user(char *str, size_t strsize, char *unused)
{
debug_decl(fill_runas_user, SUDO_DEBUG_UTIL)
debug_return_size_t(strlcpy(str, runas_pw->pw_name, strsize));
}
static size_t
-fill_runas_group(char *str, size_t strsize)
+fill_runas_group(char *str, size_t strsize, char *unused)
{
struct group *grp;
size_t len;
} else {
if ((grp = sudo_getgrgid(runas_pw->pw_gid)) != NULL) {
len = strlcpy(str, grp->gr_name, strsize);
- gr_delref(grp);
+ sudo_gr_delref(grp);
} else {
len = strlen(str);
len = snprintf(str + len, strsize - len, "#%u",
}
static size_t
-fill_hostname(char *str, size_t strsize)
+fill_hostname(char *str, size_t strsize, char *unused)
{
debug_decl(fill_hostname, SUDO_DEBUG_UTIL)
debug_return_size_t(strlcpy(str, user_shost, strsize));
}
static size_t
-fill_command(char *str, size_t strsize)
+fill_command(char *str, size_t strsize, char *unused)
{
debug_decl(fill_command, SUDO_DEBUG_UTIL)
debug_return_size_t(strlcpy(str, user_base, strsize));
}
+/* Note: "seq" must be first in the list. */
+static struct path_escape io_path_escapes[] = {
+ { "seq", fill_seq },
+ { "user", fill_user },
+ { "group", fill_group },
+ { "runas_user", fill_runas_user },
+ { "runas_group", fill_runas_group },
+ { "hostname", fill_hostname },
+ { "command", fill_command },
+ { NULL, NULL }
+};
+
/*
* Concatenate dir + file, expanding any escape sequences.
* Returns the concatenated path and sets slashp point to
{
size_t len, prelen = 0;
char *dst, *dst0, *path, *pathend, tmpbuf[PATH_MAX];
+ char *slash = NULL;
const char *endbrace, *src = dir;
- int pass;
+ struct path_escape *escapes = NULL;
+ int pass, oldlocale;
bool strfit;
debug_decl(expand_iolog_path, SUDO_DEBUG_UTIL)
switch (pass) {
case 0:
src = dir;
+ escapes = io_path_escapes + 1; /* skip "%{seq}" */
break;
case 1:
/* Trim trailing slashes from dir component. */
while (dst - path - 1 > prelen && dst[-1] == '/')
dst--;
- if (slashp)
- *slashp = dst;
- src = "/";
- break;
+ /* The NUL will be replaced with a '/' at the end. */
+ if (dst + 1 >= pathend)
+ goto bad;
+ slash = dst++;
+ continue;
case 2:
src = file;
+ escapes = io_path_escapes;
break;
}
dst0 = dst;
break;
}
if (esc->name != NULL) {
- len = esc->copy_fn(dst, (size_t)(pathend - dst));
+ len = esc->copy_fn(dst, (size_t)(pathend - dst),
+ path + prelen);
if (len >= (size_t)(pathend - dst))
goto bad;
dst += len;
time(&now);
timeptr = localtime(&now);
-#ifdef HAVE_SETLOCALE
- if (!setlocale(LC_ALL, def_sudoers_locale)) {
- warningx(_("unable to set locale to \"%s\", using \"C\""),
- def_sudoers_locale);
- setlocale(LC_ALL, "C");
- }
-#endif
+ /* Use sudoers locale for strftime() */
+ sudoers_setlocale(SUDOERS_LOCALE_SUDOERS, &oldlocale);
+
/* We only calls strftime() on the current part of the buffer. */
tmpbuf[sizeof(tmpbuf) - 1] = '\0';
len = strftime(tmpbuf, sizeof(tmpbuf), dst0, timeptr);
-#ifdef HAVE_SETLOCALE
- setlocale(LC_ALL, "");
-#endif
+ /* Restore old locale. */
+ sudoers_setlocale(oldlocale, NULL);
+
if (len == 0 || tmpbuf[sizeof(tmpbuf) - 1] != '\0')
goto bad; /* strftime() failed, buf too small? */
*dst = '\0';
}
}
+ if (slashp)
+ *slashp = slash;
+ *slash = '/';
debug_return_str(path);
bad: