Adding "conf.d" configuration dir support.

Any file matching the pattern /etc/tinc/$NETNAME/conf.d/*.conf will be
parsed after the tinc.conf file.

diff --git a/doc/tinc.conf.5.in b/doc/tinc.conf.5.in
index 1d5aa4e..0480652 100644 (file)
--- a/doc/tinc.conf.5.in
+++ b/doc/tinc.conf.5.in
@@ -668,6 +668,8 @@ The top directory for configuration files.
 .It Pa @sysconfdir@/tinc/ Ns Ar NETNAME Ns Pa /tinc.conf
 The default name of the server configuration file for net
 .Ar NETNAME .
+.It Pa @sysconfdir@/tinc/ Ns Ar NETNAME Ns Pa /conf.d/
+Optional directory from which any .conf file will be loaded
 .It Pa @sysconfdir@/tinc/ Ns Ar NETNAME Ns Pa /hosts/
 Host configuration files are kept in this directory.
 .It Pa @sysconfdir@/tinc/ Ns Ar NETNAME Ns Pa /tinc-up

diff --git a/doc/tinc.texi b/doc/tinc.texi
index fc0d475..04ed6d8 100644 (file)
--- a/doc/tinc.texi
+++ b/doc/tinc.texi
@@ -793,6 +793,9 @@ The actual configuration of the daemon is done in the file
 @file{@value{sysconfdir}/tinc/@var{netname}/tinc.conf} and at least one other file in the directory
 @file{@value{sysconfdir}/tinc/@var{netname}/hosts/}.
 
+An optionnal directory @file{@value{sysconfdir}/tinc/@var{netname}/conf.d} can be added from which
+any .conf file will be read.
+
 These file consists of comments (lines started with a #) or assignments
 in the form of
 

diff --git a/src/conf.c b/src/conf.c
index 3c64519..fcd7c46 100644 (file)
--- a/src/conf.c
+++ b/src/conf.c
@@ -376,6 +376,29 @@ bool read_server_config(void) {
        errno = 0;
        x = read_config_file(config_tree, fname);
 
+       // We will try to read the conf files in the "conf.d" dir
+       if (x) {
+               char * dname;
+               xasprintf(&dname, "%s" SLASH "conf.d", confbase);
+               DIR *dir = opendir (dname);
+               // If we can find this dir
+               if (dir) { 
+                       struct dirent *ep;
+                       // We list all the files in it
+                       while (x && (ep = readdir (dir))) {
+                               size_t l = strlen(ep->d_name);
+                               // And we try to read the ones that end with ".conf"
+                               if (l > 5 && !strcmp(".conf", & ep->d_name[ l - 5 ])) {
+                                       free(fname);
+                                       xasprintf(&fname, "%s" SLASH "%s", dname, ep->d_name);
+                                       x = read_config_file(config_tree, fname);
+                               }
+                       }
+                       closedir (dir);
+               }
+               free(dname);
+       }
+
        if(!x && errno)
                logger(DEBUG_ALWAYS, LOG_ERR, "Failed to read `%s': %s", fname, strerror(errno));