libcharon: Execute scripts defined in strongswan.conf during startup/shutdown

This commit is contained in:
Martin Willi 2014-02-19 17:24:32 +01:00
parent 954c63a4bc
commit 4c56c4621b
1 changed files with 52 additions and 0 deletions

View File

@ -21,6 +21,7 @@
#include <unistd.h>
#include <syslog.h>
#include <time.h>
#include <errno.h>
#include "daemon.h"
@ -476,6 +477,53 @@ static void destroy(private_daemon_t *this)
free(this);
}
/**
* Run a set of configured scripts
*/
static void run_scripts(private_daemon_t *this, char *verb)
{
enumerator_t *enumerator;
char *key, *value, *pos, buf[1024];
FILE *cmd;
enumerator = lib->settings->create_key_value_enumerator(lib->settings,
"%s.%s-scripts", lib->ns, verb);
while (enumerator->enumerate(enumerator, &key, &value))
{
DBG1(DBG_DMN, "executing %s script '%s' (%s):", verb, key, value);
cmd = popen(value, "r");
if (!cmd)
{
DBG1(DBG_DMN, "executing %s script '%s' (%s) failed: %s",
verb, key, value, strerror(errno));
continue;
}
while (TRUE)
{
if (!fgets(buf, sizeof(buf), cmd))
{
if (ferror(cmd))
{
DBG1(DBG_DMN, "reading from %s script '%s' (%s) failed",
verb, key, value);
}
break;
}
else
{
pos = buf + strlen(buf);
if (pos > buf && pos[-1] == '\n')
{
pos[-1] = '\0';
}
DBG1(DBG_DMN, "%s: %s", key, buf);
}
}
pclose(cmd);
}
enumerator->destroy(enumerator);
}
METHOD(daemon_t, start, void,
private_daemon_t *this)
{
@ -483,6 +531,8 @@ METHOD(daemon_t, start, void,
lib->processor->set_threads(lib->processor,
lib->settings->get_int(lib->settings, "%s.threads",
DEFAULT_THREADS, lib->ns));
run_scripts(this, "start");
}
@ -598,6 +648,8 @@ void libcharon_deinit()
return;
}
run_scripts(this, "stop");
destroy(this);
charon = NULL;
}