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@@ -1665,16 +1665,22 @@ file_status(const char *fname)
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}
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/** Check whether dirname exists and is private. If yes return 0. If
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- * it does not exist, and check==CPD_CREATE is set, try to create it
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+ * it does not exist, and check&CPD_CREATE is set, try to create it
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* and return 0 on success. If it does not exist, and
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- * check==CPD_CHECK, and we think we can create it, return 0. Else
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- * return -1. */
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+ * check&CPD_CHECK, and we think we can create it, return 0. Else
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+ * return -1. If CPD_GROUP_OK is set, then it's okay if the directory
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+ * is group-readable, but in all cases we create the directory mode 0700.
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+ */
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int
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check_private_dir(const char *dirname, cpd_check_t check)
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{
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int r;
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struct stat st;
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char *f;
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+#ifndef MS_WINDOWS
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+ int mask;
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+#endif
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+
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tor_assert(dirname);
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f = tor_strdup(dirname);
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clean_name_for_stat(f);
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@@ -1686,10 +1692,7 @@ check_private_dir(const char *dirname, cpd_check_t check)
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strerror(errno));
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return -1;
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}
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- if (check == CPD_NONE) {
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- log_warn(LD_FS, "Directory %s does not exist.", dirname);
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- return -1;
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- } else if (check == CPD_CREATE) {
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+ if (check & CPD_CREATE) {
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log_info(LD_GENERAL, "Creating directory %s", dirname);
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#if defined (MS_WINDOWS) && !defined (WINCE)
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r = mkdir(dirname);
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@@ -1701,6 +1704,9 @@ check_private_dir(const char *dirname, cpd_check_t check)
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strerror(errno));
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return -1;
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}
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+ } else if (!(check & CPD_CHECK)) {
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+ log_warn(LD_FS, "Directory %s does not exist.", dirname);
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+ return -1;
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}
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/* XXXX In the case where check==CPD_CHECK, we should look at the
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* parent directory a little harder. */
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@@ -1728,9 +1734,18 @@ check_private_dir(const char *dirname, cpd_check_t check)
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tor_free(process_ownername);
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return -1;
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}
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- if (st.st_mode & 0077) {
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+ if (check & CPD_GROUP_OK) {
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+ mask = 0027;
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+ } else {
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+ mask = 0077;
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+ }
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+ if (st.st_mode & mask) {
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+ unsigned new_mode;
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log_warn(LD_FS, "Fixing permissions on directory %s", dirname);
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- if (chmod(dirname, 0700)) {
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+ new_mode = st.st_mode;
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+ new_mode |= 0700; /* Owner should have rwx */
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+ new_mode &= ~mask; /* Clear the other bits that we didn't want set...*/
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+ if (chmod(dirname, new_mode)) {
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log_warn(LD_FS, "Could not chmod directory %s: %s", dirname,
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strerror(errno));
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return -1;
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