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1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
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9 | under the terms of the GNU Lesser General Public License as published by |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
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11 | (at your option) any later version. |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 16 | Lesser General Public License for more details. |
1afbdcb0 | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
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19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
22 | #include <stdlib.h> | |
9a57c629 | 23 | #include <sys/wait.h> |
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24 | |
25 | #include "exit-status.h" | |
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26 | #include "set.h" |
27 | #include "macro.h" | |
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28 | |
29 | const char* exit_status_to_string(ExitStatus status, ExitStatusLevel level) { | |
30 | ||
31 | /* We cast to int here, so that -Wenum doesn't complain that | |
32 | * EXIT_SUCCESS/EXIT_FAILURE aren't in the enum */ | |
33 | ||
34 | switch ((int) status) { | |
35 | ||
36 | case EXIT_SUCCESS: | |
37 | return "SUCCESS"; | |
38 | ||
39 | case EXIT_FAILURE: | |
40 | return "FAILURE"; | |
41 | } | |
42 | ||
43 | ||
44 | if (level == EXIT_STATUS_SYSTEMD || level == EXIT_STATUS_LSB) { | |
45 | switch ((int) status) { | |
46 | ||
47 | case EXIT_CHDIR: | |
48 | return "CHDIR"; | |
49 | ||
50 | case EXIT_NICE: | |
51 | return "NICE"; | |
52 | ||
53 | case EXIT_FDS: | |
54 | return "FDS"; | |
55 | ||
56 | case EXIT_EXEC: | |
57 | return "EXEC"; | |
58 | ||
59 | case EXIT_MEMORY: | |
60 | return "MEMORY"; | |
61 | ||
62 | case EXIT_LIMITS: | |
63 | return "LIMITS"; | |
64 | ||
65 | case EXIT_OOM_ADJUST: | |
66 | return "OOM_ADJUST"; | |
67 | ||
68 | case EXIT_SIGNAL_MASK: | |
69 | return "SIGNAL_MASK"; | |
70 | ||
71 | case EXIT_STDIN: | |
72 | return "STDIN"; | |
73 | ||
74 | case EXIT_STDOUT: | |
75 | return "STDOUT"; | |
76 | ||
77 | case EXIT_CHROOT: | |
78 | return "CHROOT"; | |
79 | ||
80 | case EXIT_IOPRIO: | |
81 | return "IOPRIO"; | |
82 | ||
83 | case EXIT_TIMERSLACK: | |
84 | return "TIMERSLACK"; | |
85 | ||
86 | case EXIT_SECUREBITS: | |
87 | return "SECUREBITS"; | |
88 | ||
89 | case EXIT_SETSCHEDULER: | |
90 | return "SETSCHEDULER"; | |
91 | ||
92 | case EXIT_CPUAFFINITY: | |
93 | return "CPUAFFINITY"; | |
94 | ||
95 | case EXIT_GROUP: | |
96 | return "GROUP"; | |
97 | ||
98 | case EXIT_USER: | |
99 | return "USER"; | |
100 | ||
101 | case EXIT_CAPABILITIES: | |
102 | return "CAPABILITIES"; | |
103 | ||
104 | case EXIT_CGROUP: | |
105 | return "CGROUP"; | |
106 | ||
107 | case EXIT_SETSID: | |
108 | return "SETSID"; | |
109 | ||
110 | case EXIT_CONFIRM: | |
111 | return "CONFIRM"; | |
112 | ||
113 | case EXIT_STDERR: | |
114 | return "STDERR"; | |
115 | ||
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116 | case EXIT_PAM: |
117 | return "PAM"; | |
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118 | |
119 | case EXIT_NETWORK: | |
120 | return "NETWORK"; | |
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121 | |
122 | case EXIT_NAMESPACE: | |
123 | return "NAMESPACE"; | |
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124 | |
125 | case EXIT_NO_NEW_PRIVILEGES: | |
126 | return "NO_NEW_PRIVILEGES"; | |
127 | ||
128 | case EXIT_SECCOMP: | |
129 | return "SECCOMP"; | |
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130 | |
131 | case EXIT_SELINUX_CONTEXT: | |
132 | return "SELINUX_CONTEXT"; | |
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133 | |
134 | case EXIT_PERSONALITY: | |
135 | return "PERSONALITY"; | |
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136 | |
137 | case EXIT_APPARMOR_PROFILE: | |
138 | return "APPARMOR"; | |
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139 | |
140 | case EXIT_ADDRESS_FAMILIES: | |
141 | return "ADDRESS_FAMILIES"; | |
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142 | |
143 | case EXIT_RUNTIME_DIRECTORY: | |
144 | return "RUNTIME_DIRECTORY"; | |
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145 | |
146 | case EXIT_CHOWN: | |
147 | return "CHOWN"; | |
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148 | |
149 | case EXIT_MAKE_STARTER: | |
150 | return "MAKE_STARTER"; | |
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151 | } |
152 | } | |
153 | ||
154 | if (level == EXIT_STATUS_LSB) { | |
155 | switch ((int) status) { | |
156 | ||
157 | case EXIT_INVALIDARGUMENT: | |
158 | return "INVALIDARGUMENT"; | |
159 | ||
160 | case EXIT_NOTIMPLEMENTED: | |
161 | return "NOTIMPLEMENTED"; | |
162 | ||
163 | case EXIT_NOPERMISSION: | |
164 | return "NOPERMISSION"; | |
165 | ||
166 | case EXIT_NOTINSTALLED: | |
167 | return "NOTINSSTALLED"; | |
168 | ||
169 | case EXIT_NOTCONFIGURED: | |
170 | return "NOTCONFIGURED"; | |
171 | ||
172 | case EXIT_NOTRUNNING: | |
173 | return "NOTRUNNING"; | |
174 | } | |
175 | } | |
176 | ||
177 | return NULL; | |
178 | } | |
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179 | |
180 | ||
96342de6 | 181 | bool is_clean_exit(int code, int status, ExitStatusSet *success_status) { |
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182 | |
183 | if (code == CLD_EXITED) | |
96342de6 LN |
184 | return status == 0 || |
185 | (success_status && | |
3e2d435b | 186 | set_contains(success_status->status, INT_TO_PTR(status))); |
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187 | |
188 | /* If a daemon does not implement handlers for some of the | |
189 | * signals that's not considered an unclean shutdown */ | |
190 | if (code == CLD_KILLED) | |
191 | return | |
192 | status == SIGHUP || | |
193 | status == SIGINT || | |
194 | status == SIGTERM || | |
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195 | status == SIGPIPE || |
196 | (success_status && | |
197 | set_contains(success_status->signal, INT_TO_PTR(status))); | |
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198 | |
199 | return false; | |
200 | } | |
201 | ||
96342de6 | 202 | bool is_clean_exit_lsb(int code, int status, ExitStatusSet *success_status) { |
9a57c629 | 203 | |
96342de6 | 204 | if (is_clean_exit(code, status, success_status)) |
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205 | return true; |
206 | ||
207 | return | |
208 | code == CLD_EXITED && | |
209 | (status == EXIT_NOTINSTALLED || status == EXIT_NOTCONFIGURED); | |
210 | } | |
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211 | |
212 | void exit_status_set_free(ExitStatusSet *x) { | |
213 | assert(x); | |
214 | ||
3e2d435b | 215 | set_free(x->status); |
37520c1b | 216 | set_free(x->signal); |
3e2d435b | 217 | x->status = x->signal = NULL; |
37520c1b | 218 | } |
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219 | |
220 | bool exit_status_set_is_empty(ExitStatusSet *x) { | |
221 | if (!x) | |
222 | return true; | |
223 | ||
224 | return set_isempty(x->status) && set_isempty(x->signal); | |
225 | } |