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Code Issues Releases Wiki Activity

lib/daemon: support --user option for all OVS daemon

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OVS daemons can now support --user option to run as a non-root
user with less privileges.

See the manpage patch for more descriptions.

Signed-off-by: Andy Zhou <azhou@nicira.com>
Acked-by: Ben Pfaff <blp@nicira.com>
This commit is contained in:
Andy Zhou
2015-09-11 11:26:39 -07:00
parent 1bbebfb7af
commit e91b927d89
17 changed files with 433 additions and 27 deletions
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33
lib/daemon.h
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@@ -42,14 +42,16 @@
OPT_NO_CHDIR, \
OPT_OVERWRITE_PIDFILE, \
OPT_PIDFILE, \
OPT_MONITOR
OPT_MONITOR, \
OPT_USER_GROUP
#define DAEMON_LONG_OPTIONS \
{"detach", no_argument, NULL, OPT_DETACH}, \
{"no-chdir", no_argument, NULL, OPT_NO_CHDIR}, \
{"pidfile", optional_argument, NULL, OPT_PIDFILE}, \
#define DAEMON_LONG_OPTIONS \
{"detach", no_argument, NULL, OPT_DETACH}, \
{"no-chdir", no_argument, NULL, OPT_NO_CHDIR}, \
{"pidfile", optional_argument, NULL, OPT_PIDFILE}, \
{"overwrite-pidfile", no_argument, NULL, OPT_OVERWRITE_PIDFILE}, \
{"monitor", no_argument, NULL, OPT_MONITOR}
{"monitor", no_argument, NULL, OPT_MONITOR}, \
{"user", required_argument, NULL, OPT_USER_GROUP}
#define DAEMON_OPTION_HANDLERS \
case OPT_DETACH: \
@@ -70,6 +72,10 @@
\
case OPT_MONITOR: \
daemon_set_monitor(); \
break; \
\
case OPT_USER_GROUP: \
daemon_set_new_user(optarg); \
break;
void set_detach(void);
@@ -84,7 +90,8 @@ pid_t read_pidfile(const char *name);
OPT_PIDFILE, \
OPT_PIPE_HANDLE, \
OPT_SERVICE, \
OPT_SERVICE_MONITOR
OPT_SERVICE_MONITOR \
OPT_USER_GROUP \
#define DAEMON_LONG_OPTIONS \
{"detach", no_argument, NULL, OPT_DETACH}, \
@@ -92,7 +99,8 @@ pid_t read_pidfile(const char *name);
{"pidfile", optional_argument, NULL, OPT_PIDFILE}, \
{"pipe-handle", required_argument, NULL, OPT_PIPE_HANDLE}, \
{"service", no_argument, NULL, OPT_SERVICE}, \
{"service-monitor", no_argument, NULL, OPT_SERVICE_MONITOR}
{"service-monitor", no_argument, NULL, OPT_SERVICE_MONITOR} \
{"user", required_argument, NULL, OPT_USER_GROUP}
#define DAEMON_OPTION_HANDLERS \
case OPT_DETACH: \
@@ -113,7 +121,10 @@ pid_t read_pidfile(const char *name);
break; \
\
case OPT_SERVICE_MONITOR: \
break;
break; \
\
case OPT_USER_GROUP: \
daemon_set_new_user(optarg); \
void control_handler(DWORD request);
void set_pipe_handle(const char *pipe_handle);
@@ -122,8 +133,10 @@ void set_pipe_handle(const char *pipe_handle);
bool get_detach(void);
void daemon_save_fd(int fd);
void daemonize(void);
void daemonize_start(void);
void daemonize_start(bool access_datapath);
void daemonize_complete(void);
void daemon_set_new_user(const char * user_spec);
void daemon_become_new_user(bool access_datapath);
void daemon_usage(void);
void service_start(int *argcp, char **argvp[]);
void service_stop(void);