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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> | |
23 | ||
24 | #include "exit-status.h" | |
96342de6 LN |
25 | #include "set.h" |
26 | #include "macro.h" | |
1afbdcb0 LP |
27 | |
28 | const char* exit_status_to_string(ExitStatus status, ExitStatusLevel level) { | |
29 | ||
30 | /* We cast to int here, so that -Wenum doesn't complain that | |
31 | * EXIT_SUCCESS/EXIT_FAILURE aren't in the enum */ | |
32 | ||
33 | switch ((int) status) { | |
34 | ||
35 | case EXIT_SUCCESS: | |
36 | return "SUCCESS"; | |
37 | ||
38 | case EXIT_FAILURE: | |
39 | return "FAILURE"; | |
40 | } | |
41 | ||
42 | ||
43 | if (level == EXIT_STATUS_SYSTEMD || level == EXIT_STATUS_LSB) { | |
44 | switch ((int) status) { | |
45 | ||
46 | case EXIT_CHDIR: | |
47 | return "CHDIR"; | |
48 | ||
49 | case EXIT_NICE: | |
50 | return "NICE"; | |
51 | ||
52 | case EXIT_FDS: | |
53 | return "FDS"; | |
54 | ||
55 | case EXIT_EXEC: | |
56 | return "EXEC"; | |
57 | ||
58 | case EXIT_MEMORY: | |
59 | return "MEMORY"; | |
60 | ||
61 | case EXIT_LIMITS: | |
62 | return "LIMITS"; | |
63 | ||
64 | case EXIT_OOM_ADJUST: | |
65 | return "OOM_ADJUST"; | |
66 | ||
67 | case EXIT_SIGNAL_MASK: | |
68 | return "SIGNAL_MASK"; | |
69 | ||
70 | case EXIT_STDIN: | |
71 | return "STDIN"; | |
72 | ||
73 | case EXIT_STDOUT: | |
74 | return "STDOUT"; | |
75 | ||
76 | case EXIT_CHROOT: | |
77 | return "CHROOT"; | |
78 | ||
79 | case EXIT_IOPRIO: | |
80 | return "IOPRIO"; | |
81 | ||
82 | case EXIT_TIMERSLACK: | |
83 | return "TIMERSLACK"; | |
84 | ||
85 | case EXIT_SECUREBITS: | |
86 | return "SECUREBITS"; | |
87 | ||
88 | case EXIT_SETSCHEDULER: | |
89 | return "SETSCHEDULER"; | |
90 | ||
91 | case EXIT_CPUAFFINITY: | |
92 | return "CPUAFFINITY"; | |
93 | ||
94 | case EXIT_GROUP: | |
95 | return "GROUP"; | |
96 | ||
97 | case EXIT_USER: | |
98 | return "USER"; | |
99 | ||
100 | case EXIT_CAPABILITIES: | |
101 | return "CAPABILITIES"; | |
102 | ||
103 | case EXIT_CGROUP: | |
104 | return "CGROUP"; | |
105 | ||
106 | case EXIT_SETSID: | |
107 | return "SETSID"; | |
108 | ||
109 | case EXIT_CONFIRM: | |
110 | return "CONFIRM"; | |
111 | ||
112 | case EXIT_STDERR: | |
113 | return "STDERR"; | |
114 | ||
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115 | case EXIT_PAM: |
116 | return "PAM"; | |
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117 | |
118 | case EXIT_NETWORK: | |
119 | return "NETWORK"; | |
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120 | |
121 | case EXIT_NAMESPACE: | |
122 | return "NAMESPACE"; | |
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123 | |
124 | case EXIT_NO_NEW_PRIVILEGES: | |
125 | return "NO_NEW_PRIVILEGES"; | |
126 | ||
127 | case EXIT_SECCOMP: | |
128 | return "SECCOMP"; | |
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129 | |
130 | case EXIT_SELINUX_CONTEXT: | |
131 | return "SELINUX_CONTEXT"; | |
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132 | |
133 | case EXIT_PERSONALITY: | |
134 | return "PERSONALITY"; | |
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135 | |
136 | case EXIT_APPARMOR_PROFILE: | |
137 | return "APPARMOR"; | |
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138 | |
139 | case EXIT_ADDRESS_FAMILIES: | |
140 | return "ADDRESS_FAMILIES"; | |
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141 | |
142 | case EXIT_RUNTIME_DIRECTORY: | |
143 | return "RUNTIME_DIRECTORY"; | |
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144 | |
145 | case EXIT_CHOWN: | |
146 | return "CHOWN"; | |
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147 | |
148 | case EXIT_MAKE_STARTER: | |
149 | return "MAKE_STARTER"; | |
060e088e DM |
150 | |
151 | case EXIT_BUS_ENDPOINT: | |
ffb6c43e | 152 | return "BUS_ENDPOINT"; |
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153 | } |
154 | } | |
155 | ||
156 | if (level == EXIT_STATUS_LSB) { | |
157 | switch ((int) status) { | |
158 | ||
159 | case EXIT_INVALIDARGUMENT: | |
160 | return "INVALIDARGUMENT"; | |
161 | ||
162 | case EXIT_NOTIMPLEMENTED: | |
163 | return "NOTIMPLEMENTED"; | |
164 | ||
165 | case EXIT_NOPERMISSION: | |
166 | return "NOPERMISSION"; | |
167 | ||
168 | case EXIT_NOTINSTALLED: | |
9f8f87e3 | 169 | return "NOTINSTALLED"; |
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170 | |
171 | case EXIT_NOTCONFIGURED: | |
172 | return "NOTCONFIGURED"; | |
173 | ||
174 | case EXIT_NOTRUNNING: | |
175 | return "NOTRUNNING"; | |
176 | } | |
177 | } | |
178 | ||
179 | return NULL; | |
180 | } | |
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181 | |
182 | ||
96342de6 | 183 | bool is_clean_exit(int code, int status, ExitStatusSet *success_status) { |
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184 | |
185 | if (code == CLD_EXITED) | |
96342de6 LN |
186 | return status == 0 || |
187 | (success_status && | |
3e2d435b | 188 | set_contains(success_status->status, INT_TO_PTR(status))); |
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189 | |
190 | /* If a daemon does not implement handlers for some of the | |
191 | * signals that's not considered an unclean shutdown */ | |
192 | if (code == CLD_KILLED) | |
193 | return | |
194 | status == SIGHUP || | |
195 | status == SIGINT || | |
196 | status == SIGTERM || | |
96342de6 LN |
197 | status == SIGPIPE || |
198 | (success_status && | |
199 | set_contains(success_status->signal, INT_TO_PTR(status))); | |
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200 | |
201 | return false; | |
202 | } | |
203 | ||
96342de6 | 204 | bool is_clean_exit_lsb(int code, int status, ExitStatusSet *success_status) { |
9a57c629 | 205 | |
96342de6 | 206 | if (is_clean_exit(code, status, success_status)) |
9a57c629 LP |
207 | return true; |
208 | ||
209 | return | |
210 | code == CLD_EXITED && | |
211 | (status == EXIT_NOTINSTALLED || status == EXIT_NOTCONFIGURED); | |
212 | } | |
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213 | |
214 | void exit_status_set_free(ExitStatusSet *x) { | |
215 | assert(x); | |
216 | ||
3e2d435b | 217 | set_free(x->status); |
37520c1b | 218 | set_free(x->signal); |
3e2d435b | 219 | x->status = x->signal = NULL; |
37520c1b | 220 | } |
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221 | |
222 | bool exit_status_set_is_empty(ExitStatusSet *x) { | |
223 | if (!x) | |
224 | return true; | |
225 | ||
226 | return set_isempty(x->status) && set_isempty(x->signal); | |
227 | } | |
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228 | |
229 | bool exit_status_set_test(ExitStatusSet *x, int code, int status) { | |
230 | ||
231 | if (exit_status_set_is_empty(x)) | |
232 | return false; | |
233 | ||
234 | if (code == CLD_EXITED && set_contains(x->status, INT_TO_PTR(status))) | |
235 | return true; | |
236 | ||
237 | if (IN_SET(code, CLD_KILLED, CLD_DUMPED) && set_contains(x->signal, INT_TO_PTR(status))) | |
238 | return true; | |
239 | ||
240 | return false; | |
241 | } |