[libvirt] [PATCH v2 4/5] util: extend virExecWithHook()

This patch extends virExecWithHook() to receive capability information. Signed-off-by: Taku Izumi <izumi.taku(a)jp.fujitsu.com&gt; Signed-off-by: Shota Hirae <m11g1401(a)hibikino.ne.jp&gt; --- src/util/command.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) Index: libvirt/src/util/command.c =================================================================== --- libvirt.orig/src/util/command.c +++ libvirt/src/util/command.c @@ -333,6 +333,7 @@ prepareStdFd(int fd, int std) * @hook optional virExecHook function to call prior to exec * @data data to pass to the hook function * @pidfile path to use as pidfile for daemonized process (needs DAEMON flag) + * @capabilities capabilities to keep */ static int virExecWithHook(const char *const*argv, @@ -343,7 +344,8 @@ virExecWithHook(const char *const*argv, unsigned int flags, virExecHook hook, void *data, - char *pidfile) + char *pidfile, + unsigned long long capabilities) { pid_t pid; int null = -1, i, openmax; @@ -572,9 +574,9 @@ virExecWithHook(const char *const*argv, /* The steps above may need todo something privileged, so * we delay clearing capabilities until the last minute */ - if ((flags & VIR_EXEC_CLEAR_CAPS) && - virClearCapabilities() < 0) - goto fork_error; + if (capabilities || (flags & VIR_EXEC_CLEAR_CAPS)) + if (virKeepCapabilities(capabilities) < 0) + goto fork_error; /* Close logging again to ensure no FDs leak to child */ virLogReset(); @@ -661,7 +663,8 @@ virExecWithHook(const char *const*argv A int flags_unused ATTRIBUTE_UNUSED, virExecHook hook ATTRIBUTE_UNUSED, void *data ATTRIBUTE_UNUSED, - char *pidfile ATTRIBUTE_UNUSED) + char *pidfile ATTRIBUTE_UNUSED, + unsigned long long capabilities ATTRIBUTE_UNUSED) { /* XXX: Some day we can implement pieces of virCommand/virExec on * top of _spawn() or CreateProcess(), but we can't implement @@ -2103,7 +2106,8 @@ virCommandRunAsync(virCommandPtr cmd, pi cmd->flags, virCommandHook, cmd, - cmd->pidfile); + cmd->pidfile, + cmd->capabilities); VIR_DEBUG("Command result %d, with PID %d", ret, (int)cmd->pid);