1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
#include <stdio.h>
#include <string.h>
#include<sd_bus.h>
#include "power_commands.h"
#include "errno.h"
typedef struct
{ const char* first;
const char* second;
}string_pair_t;
typedef struct
{ const char* first;
const char* second;
const char* third;
const char* fourth;
}string_quadruple_t;
const string_quadruple_t chassis_dbus = {
"xyz.openbmc_project.State.Chassis",
"/xyz/openbmc_project/state/chassis0",
"xyz.openbmc_project.State.Chassis",
"RequestedPowerTransition"};
const string_quadruple_t host_dbus = {
"xyz.openbmc_project.State.Host",
"/xyz/openbmc_project/state/host0",
"xyz.openbmc_project.State.Host",
"RequestedHostTransition"};
typedef enum
{
POWER_UNKNOWN=-1,
POWER_ON_GRACEFUL=100,
POWER_ON_FORCE,
POWER_OFF_GRACEFUL,
POWER_OFF_FORCE,
POWER_RESET_GRACEFUL,
POWER_RESET_FORCE
}power_command_t;
static power_command_t parse_power_command(const char* command)
{
if(strcmp(command,"on-graceful")==0)
return POWER_ON_GRACEFUL;
if(strcmp(command,"on")==0)
return POWER_ON_GRACEFUL;
if(strcmp(command,"on-force")==0)
return POWER_ON_FORCE;
if(strcmp(command,"off-graceful")==0)
return POWER_OFF_GRACEFUL;
if(strcmp(command,"off")==0)
return POWER_OFF_GRACEFUL;
if(strcmp(command,"off-force")==0)
return POWER_OFF_FORCE;
if(strcmp(command,"reset-graceful")==0)
return POWER_RESET_GRACEFUL;
if(strcmp(command,"reset")==0)
return POWER_RESET_GRACEFUL;
if(strcmp(command,"reset-force")==0)
return POWER_RESET_FORCE;
return POWER_UNKNOWN;
}
const string_quadruple_t* get_dbus_power_interface(power_command_t cmd)
{
switch(cmd)
{
case POWER_OFF_FORCE: return &chassis_dbus;break;
case POWER_ON_GRACEFUL:
case POWER_ON_FORCE:
case POWER_OFF_GRACEFUL:
case POWER_RESET_GRACEFUL:
case POWER_RESET_FORCE:
return &host_dbus;break;
default: return NULL;
}
}
const char* get_dbus_power_property_value(power_command_t cmd)
{
switch(cmd)
{
case POWER_ON_GRACEFUL:
case POWER_ON_FORCE:
return "xyz.openbmc_project.State.Host.Transition.On";break;
case POWER_OFF_GRACEFUL:
return "xyz.openbmc_project.State.Host.Transition.Off";break;
case POWER_OFF_FORCE:
return "xyz.openbmc_project.State.Chassis.Transition.Off";break;
case POWER_RESET_GRACEFUL:
return "xyz.openbmc_project.State.Host.Transition.GracefulWarmReboot";break;
case POWER_RESET_FORCE:
return "xyz.openbmc_project.State.Host.Transition.ForceWarmReboot";break;
default: return NULL;
}
}
int com_power( char *arg )
{
power_command_t cmd = parse_power_command(arg);
if(cmd==POWER_UNKNOWN) {
fprintf(stderr, "Unknown command: %s\n", arg);
return -EOPNOTSUPP;
}
const string_quadruple_t* dbus_power_interface = get_dbus_power_interface(cmd);
if(!dbus_power_interface)
return -EOPNOTSUPP;
const char* property_val = get_dbus_power_property_value(cmd);
if(!property_val)
return -EOPNOTSUPP;
return dbus_set_property_string(dbus_power_interface->first,
dbus_power_interface->second,
dbus_power_interface->third,
dbus_power_interface->fourth,
property_val);
return 0;
}
|
