912 lines
28 KiB
C
912 lines
28 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
|
|
|
|
/***
|
|
This file is part of systemd.
|
|
|
|
Copyright 2010 Lennart Poettering
|
|
|
|
systemd is free software; you can redistribute it and/or modify it
|
|
under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation; either version 2.1 of the License, or
|
|
(at your option) any later version.
|
|
|
|
systemd is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with systemd; If not, see <http://www.gnu.org/licenses/>.
|
|
***/
|
|
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#include <errno.h>
|
|
#include <assert.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "conf-parser.h"
|
|
#include "util.h"
|
|
#include "macro.h"
|
|
#include "strv.h"
|
|
#include "log.h"
|
|
#include "utf8.h"
|
|
#include "path-util.h"
|
|
#include "set.h"
|
|
#include "exit-status.h"
|
|
#include "sd-messages.h"
|
|
|
|
int log_syntax_internal(const char *unit, int level,
|
|
const char *file, unsigned line, const char *func,
|
|
const char *config_file, unsigned config_line,
|
|
int error, const char *format, ...) {
|
|
|
|
_cleanup_free_ char *msg = NULL;
|
|
int r;
|
|
va_list ap;
|
|
|
|
va_start(ap, format);
|
|
r = vasprintf(&msg, format, ap);
|
|
va_end(ap);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
if (unit)
|
|
r = log_struct_internal(level,
|
|
file, line, func,
|
|
getpid() == 1 ? "UNIT=%s" : "USER_UNIT=%s", unit,
|
|
MESSAGE_ID(SD_MESSAGE_CONFIG_ERROR),
|
|
"CONFIG_FILE=%s", config_file,
|
|
"CONFIG_LINE=%u", config_line,
|
|
"ERRNO=%d", error > 0 ? error : EINVAL,
|
|
"MESSAGE=[%s:%u] %s", config_file, config_line, msg,
|
|
NULL);
|
|
else
|
|
r = log_struct_internal(level,
|
|
file, line, func,
|
|
MESSAGE_ID(SD_MESSAGE_CONFIG_ERROR),
|
|
"CONFIG_FILE=%s", config_file,
|
|
"CONFIG_LINE=%u", config_line,
|
|
"ERRNO=%d", error > 0 ? error : EINVAL,
|
|
"MESSAGE=[%s:%u] %s", config_file, config_line, msg,
|
|
NULL);
|
|
log_info("logged here: '%s': %d", msg, r);
|
|
return r;
|
|
}
|
|
|
|
int config_item_table_lookup(
|
|
void *table,
|
|
const char *section,
|
|
const char *lvalue,
|
|
ConfigParserCallback *func,
|
|
int *ltype,
|
|
void **data,
|
|
void *userdata) {
|
|
|
|
ConfigTableItem *t;
|
|
|
|
assert(table);
|
|
assert(lvalue);
|
|
assert(func);
|
|
assert(ltype);
|
|
assert(data);
|
|
|
|
for (t = table; t->lvalue; t++) {
|
|
|
|
if (!streq(lvalue, t->lvalue))
|
|
continue;
|
|
|
|
if (!streq_ptr(section, t->section))
|
|
continue;
|
|
|
|
*func = t->parse;
|
|
*ltype = t->ltype;
|
|
*data = t->data;
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int config_item_perf_lookup(
|
|
void *table,
|
|
const char *section,
|
|
const char *lvalue,
|
|
ConfigParserCallback *func,
|
|
int *ltype,
|
|
void **data,
|
|
void *userdata) {
|
|
|
|
ConfigPerfItemLookup lookup = (ConfigPerfItemLookup) table;
|
|
const ConfigPerfItem *p;
|
|
|
|
assert(table);
|
|
assert(lvalue);
|
|
assert(func);
|
|
assert(ltype);
|
|
assert(data);
|
|
|
|
if (!section)
|
|
p = lookup(lvalue, strlen(lvalue));
|
|
else {
|
|
char *key;
|
|
|
|
key = strjoin(section, ".", lvalue, NULL);
|
|
if (!key)
|
|
return -ENOMEM;
|
|
|
|
p = lookup(key, strlen(key));
|
|
free(key);
|
|
}
|
|
|
|
if (!p)
|
|
return 0;
|
|
|
|
*func = p->parse;
|
|
*ltype = p->ltype;
|
|
*data = (uint8_t*) userdata + p->offset;
|
|
return 1;
|
|
}
|
|
|
|
/* Run the user supplied parser for an assignment */
|
|
static int next_assignment(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
ConfigItemLookup lookup,
|
|
void *table,
|
|
const char *section,
|
|
const char *lvalue,
|
|
const char *rvalue,
|
|
bool relaxed,
|
|
void *userdata) {
|
|
|
|
ConfigParserCallback func = NULL;
|
|
int ltype = 0;
|
|
void *data = NULL;
|
|
int r;
|
|
|
|
assert(filename);
|
|
assert(line > 0);
|
|
assert(lookup);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
|
|
r = lookup(table, section, lvalue, &func, <ype, &data, userdata);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (r > 0) {
|
|
if (func)
|
|
return func(unit, filename, line, section, lvalue, ltype,
|
|
rvalue, data, userdata);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Warn about unknown non-extension fields. */
|
|
if (!relaxed && !startswith(lvalue, "X-"))
|
|
log_syntax(unit, LOG_WARNING, filename, line, EINVAL,
|
|
"Unknown lvalue '%s' in section '%s'", lvalue, section);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Parse a variable assignment line */
|
|
static int parse_line(const char* unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *sections,
|
|
ConfigItemLookup lookup,
|
|
void *table,
|
|
bool relaxed,
|
|
char **section,
|
|
char *l,
|
|
void *userdata) {
|
|
|
|
char *e;
|
|
|
|
assert(filename);
|
|
assert(line > 0);
|
|
assert(lookup);
|
|
assert(l);
|
|
|
|
l = strstrip(l);
|
|
|
|
if (!*l)
|
|
return 0;
|
|
|
|
if (strchr(COMMENTS "\n", *l))
|
|
return 0;
|
|
|
|
if (startswith(l, ".include ")) {
|
|
char _cleanup_free_ *fn;
|
|
|
|
fn = file_in_same_dir(filename, strstrip(l+9));
|
|
if (!fn)
|
|
return -ENOMEM;
|
|
|
|
return config_parse(unit, fn, NULL, sections, lookup, table, relaxed, userdata);
|
|
}
|
|
|
|
if (*l == '[') {
|
|
size_t k;
|
|
char *n;
|
|
|
|
k = strlen(l);
|
|
assert(k > 0);
|
|
|
|
if (l[k-1] != ']') {
|
|
log_syntax(unit, LOG_ERR, filename, line, EBADMSG,
|
|
"Invalid section header '%s'", l);
|
|
return -EBADMSG;
|
|
}
|
|
|
|
n = strndup(l+1, k-2);
|
|
if (!n)
|
|
return -ENOMEM;
|
|
|
|
if (sections && !nulstr_contains(sections, n)) {
|
|
|
|
if (!relaxed)
|
|
log_syntax(unit, LOG_WARNING, filename, line, EINVAL,
|
|
"Unknown section '%s'. Ignoring.", n);
|
|
|
|
free(n);
|
|
*section = NULL;
|
|
} else {
|
|
free(*section);
|
|
*section = n;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
if (sections && !*section) {
|
|
|
|
if (!relaxed)
|
|
log_syntax(unit, LOG_WARNING, filename, line, EINVAL,
|
|
"Assignment outside of section. Ignoring.");
|
|
|
|
return 0;
|
|
}
|
|
|
|
e = strchr(l, '=');
|
|
if (!e) {
|
|
log_syntax(unit, LOG_WARNING, filename, line, EINVAL, "Missing '='.");
|
|
return -EBADMSG;
|
|
}
|
|
|
|
*e = 0;
|
|
e++;
|
|
|
|
return next_assignment(unit,
|
|
filename,
|
|
line,
|
|
lookup,
|
|
table,
|
|
*section,
|
|
strstrip(l),
|
|
strstrip(e),
|
|
relaxed,
|
|
userdata);
|
|
}
|
|
|
|
/* Go through the file and parse each line */
|
|
int config_parse(const char *unit,
|
|
const char *filename,
|
|
FILE *f,
|
|
const char *sections,
|
|
ConfigItemLookup lookup,
|
|
void *table,
|
|
bool relaxed,
|
|
void *userdata) {
|
|
|
|
unsigned line = 0;
|
|
char _cleanup_free_ *section = NULL, *continuation = NULL;
|
|
FILE _cleanup_fclose_ *ours = NULL;
|
|
int r;
|
|
|
|
assert(filename);
|
|
assert(lookup);
|
|
|
|
if (!f) {
|
|
f = ours = fopen(filename, "re");
|
|
if (!f) {
|
|
log_error("Failed to open configuration file '%s': %m", filename);
|
|
return -errno;
|
|
}
|
|
}
|
|
|
|
while (!feof(f)) {
|
|
char l[LINE_MAX], *p, *c = NULL, *e;
|
|
bool escaped = false;
|
|
|
|
if (!fgets(l, sizeof(l), f)) {
|
|
if (feof(f))
|
|
break;
|
|
|
|
log_error("Failed to read configuration file '%s': %m", filename);
|
|
return -errno;
|
|
}
|
|
|
|
truncate_nl(l);
|
|
|
|
if (continuation) {
|
|
c = strappend(continuation, l);
|
|
if (!c)
|
|
return -ENOMEM;
|
|
|
|
free(continuation);
|
|
continuation = NULL;
|
|
p = c;
|
|
} else
|
|
p = l;
|
|
|
|
for (e = p; *e; e++) {
|
|
if (escaped)
|
|
escaped = false;
|
|
else if (*e == '\\')
|
|
escaped = true;
|
|
}
|
|
|
|
if (escaped) {
|
|
*(e-1) = ' ';
|
|
|
|
if (c)
|
|
continuation = c;
|
|
else {
|
|
continuation = strdup(l);
|
|
if (!continuation)
|
|
return -ENOMEM;
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
r = parse_line(unit,
|
|
filename,
|
|
++line,
|
|
sections,
|
|
lookup,
|
|
table,
|
|
relaxed,
|
|
§ion,
|
|
p,
|
|
userdata);
|
|
free(c);
|
|
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define DEFINE_PARSER(type, vartype, conv_func) \
|
|
int config_parse_##type(const char *unit, \
|
|
const char *filename, \
|
|
unsigned line, \
|
|
const char *section, \
|
|
const char *lvalue, \
|
|
int ltype, \
|
|
const char *rvalue, \
|
|
void *data, \
|
|
void *userdata) { \
|
|
\
|
|
vartype *i = data; \
|
|
int r; \
|
|
\
|
|
assert(filename); \
|
|
assert(lvalue); \
|
|
assert(rvalue); \
|
|
assert(data); \
|
|
\
|
|
r = conv_func(rvalue, i); \
|
|
if (r < 0) \
|
|
log_syntax(unit, LOG_ERR, filename, line, -r, \
|
|
"Failed to parse %s value, ignoring: %s", \
|
|
#vartype, rvalue); \
|
|
\
|
|
return 0; \
|
|
}
|
|
|
|
DEFINE_PARSER(int, int, safe_atoi)
|
|
DEFINE_PARSER(long, long, safe_atoli)
|
|
DEFINE_PARSER(uint64, uint64_t, safe_atou64)
|
|
DEFINE_PARSER(unsigned, unsigned, safe_atou)
|
|
DEFINE_PARSER(double, double, safe_atod)
|
|
DEFINE_PARSER(nsec, nsec_t, parse_nsec)
|
|
DEFINE_PARSER(sec, usec_t, parse_sec)
|
|
|
|
|
|
int config_parse_bytes_size(const char* unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
size_t *sz = data;
|
|
off_t o;
|
|
int r;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
r = parse_bytes(rvalue, &o);
|
|
if (r < 0 || (off_t) (size_t) o != o) {
|
|
log_syntax(unit, LOG_ERR, filename, line, -r,
|
|
"Failed to parse byte value, ignoring: %s", rvalue);
|
|
return 0;
|
|
}
|
|
|
|
*sz = (size_t) o;
|
|
return 0;
|
|
}
|
|
|
|
|
|
int config_parse_bytes_off(const char* unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
off_t *bytes = data;
|
|
int r;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
assert_cc(sizeof(off_t) == sizeof(uint64_t));
|
|
|
|
r = parse_bytes(rvalue, bytes);
|
|
if (r < 0)
|
|
log_syntax(unit, LOG_ERR, filename, line, -r,
|
|
"Failed to parse bytes value, ignoring: %s", rvalue);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_bool(const char* unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
int k;
|
|
bool *b = data;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
k = parse_boolean(rvalue);
|
|
if (k < 0) {
|
|
log_syntax(unit, LOG_ERR, filename, line, -k,
|
|
"Failed to parse boolean value, ignoring: %s", rvalue);
|
|
return 0;
|
|
}
|
|
|
|
*b = !!k;
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_tristate(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
int k;
|
|
int *b = data;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
/* Tristates are like booleans, but can also take the 'default' value, i.e. "-1" */
|
|
|
|
k = parse_boolean(rvalue);
|
|
if (k < 0) {
|
|
log_syntax(unit, LOG_ERR, filename, line, -k,
|
|
"Failed to parse boolean value, ignoring: %s", rvalue);
|
|
return 0;
|
|
}
|
|
|
|
*b = !!k;
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_string(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
char **s = data;
|
|
char *n;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
n = strdup(rvalue);
|
|
if (!n)
|
|
return log_oom();
|
|
|
|
if (!utf8_is_valid(n)) {
|
|
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
|
|
"String is not UTF-8 clean, ignoring assignment: %s", rvalue);
|
|
free(n);
|
|
return 0;
|
|
}
|
|
|
|
free(*s);
|
|
if (*n)
|
|
*s = n;
|
|
else {
|
|
free(n);
|
|
*s = NULL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_path(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
char **s = data;
|
|
char *n;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
if (!utf8_is_valid(rvalue)) {
|
|
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
|
|
"Path is not UTF-8 clean, ignoring assignment: %s", rvalue);
|
|
return 0;
|
|
}
|
|
|
|
if (!path_is_absolute(rvalue)) {
|
|
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
|
|
"Not an absolute path, ignoring: %s", rvalue);
|
|
return 0;
|
|
}
|
|
|
|
n = strdup(rvalue);
|
|
if (!n)
|
|
return log_oom();
|
|
|
|
path_kill_slashes(n);
|
|
|
|
free(*s);
|
|
*s = n;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_strv(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
char *** sv = data, *w, *state;
|
|
size_t l;
|
|
int r;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
if (isempty(rvalue)) {
|
|
char **empty;
|
|
|
|
/* Empty assignment resets the list. As a special rule
|
|
* we actually fill in a real empty array here rather
|
|
* than NULL, since some code wants to know if
|
|
* something was set at all... */
|
|
empty = strv_new(NULL, NULL);
|
|
if (!empty)
|
|
return log_oom();
|
|
|
|
strv_free(*sv);
|
|
*sv = empty;
|
|
return 0;
|
|
}
|
|
|
|
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
|
|
_cleanup_free_ char *n;
|
|
|
|
n = cunescape_length(w, l);
|
|
if (!n)
|
|
return log_oom();
|
|
|
|
if (!utf8_is_valid(n)) {
|
|
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
|
|
"String is not UTF-8 clean, ignoring: %s", rvalue);
|
|
continue;
|
|
}
|
|
|
|
r = strv_extend(sv, n);
|
|
if (r < 0)
|
|
return log_oom();
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_path_strv(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
char*** sv = data, *w, *state;
|
|
size_t l;
|
|
int r;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
if (isempty(rvalue)) {
|
|
/* Empty assignment resets the list */
|
|
strv_free(*sv);
|
|
*sv = NULL;
|
|
return 0;
|
|
}
|
|
|
|
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
|
|
_cleanup_free_ char *n;
|
|
|
|
n = strndup(w, l);
|
|
if (!n)
|
|
return log_oom();
|
|
|
|
if (!utf8_is_valid(n)) {
|
|
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
|
|
"Path is not UTF-8 clean, ignoring assignment: %s", rvalue);
|
|
continue;
|
|
}
|
|
|
|
if (!path_is_absolute(n)) {
|
|
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
|
|
"Not an absolute path, ignoring: %s", rvalue);
|
|
continue;
|
|
}
|
|
|
|
path_kill_slashes(n);
|
|
r = strv_extend(sv, n);
|
|
if (r < 0)
|
|
return log_oom();
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_mode(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
mode_t *m = data;
|
|
long l;
|
|
char *x = NULL;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
errno = 0;
|
|
l = strtol(rvalue, &x, 8);
|
|
if (!x || x == rvalue || *x || errno) {
|
|
log_syntax(unit, LOG_ERR, filename, line, errno,
|
|
"Failed to parse mode value, ignoring: %s", rvalue);
|
|
return 0;
|
|
}
|
|
|
|
if (l < 0000 || l > 07777) {
|
|
log_syntax(unit, LOG_ERR, filename, line, ERANGE,
|
|
"Mode value out of range, ignoring: %s", rvalue);
|
|
return 0;
|
|
}
|
|
|
|
*m = (mode_t) l;
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_facility(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
|
|
int *o = data, x;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
x = log_facility_unshifted_from_string(rvalue);
|
|
if (x < 0) {
|
|
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
|
|
"Failed to parse log facility, ignoring: %s", rvalue);
|
|
return 0;
|
|
}
|
|
|
|
*o = (x << 3) | LOG_PRI(*o);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_level(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
|
|
int *o = data, x;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
x = log_level_from_string(rvalue);
|
|
if (x < 0) {
|
|
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
|
|
"Failed to parse log level, ignoring: %s", rvalue);
|
|
return 0;
|
|
}
|
|
|
|
*o = (*o & LOG_FACMASK) | x;
|
|
return 0;
|
|
}
|
|
|
|
int config_parse_set_status(const char *unit,
|
|
const char *filename,
|
|
unsigned line,
|
|
const char *section,
|
|
const char *lvalue,
|
|
int ltype,
|
|
const char *rvalue,
|
|
void *data,
|
|
void *userdata) {
|
|
|
|
char *w;
|
|
size_t l;
|
|
char *state;
|
|
int r;
|
|
ExitStatusSet *status_set = data;
|
|
|
|
assert(filename);
|
|
assert(lvalue);
|
|
assert(rvalue);
|
|
assert(data);
|
|
|
|
if (isempty(rvalue)) {
|
|
/* Empty assignment resets the list */
|
|
|
|
set_free(status_set->signal);
|
|
set_free(status_set->code);
|
|
|
|
status_set->signal = status_set->code = NULL;
|
|
return 0;
|
|
}
|
|
|
|
FOREACH_WORD(w, l, rvalue, state) {
|
|
int val;
|
|
char *temp;
|
|
|
|
temp = strndup(w, l);
|
|
if (!temp)
|
|
return log_oom();
|
|
|
|
r = safe_atoi(temp, &val);
|
|
if (r < 0) {
|
|
val = signal_from_string_try_harder(temp);
|
|
free(temp);
|
|
|
|
if (val > 0) {
|
|
r = set_ensure_allocated(&status_set->signal, trivial_hash_func, trivial_compare_func);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
r = set_put(status_set->signal, INT_TO_PTR(val));
|
|
if (r < 0) {
|
|
log_syntax(unit, LOG_ERR, filename, line, -r,
|
|
"Unable to store: %s", w);
|
|
return r;
|
|
}
|
|
} else {
|
|
log_syntax(unit, LOG_ERR, filename, line, -val,
|
|
"Failed to parse value, ignoring: %s", w);
|
|
return 0;
|
|
}
|
|
} else {
|
|
free(temp);
|
|
|
|
if (val < 0 || val > 255)
|
|
log_syntax(unit, LOG_ERR, filename, line, ERANGE,
|
|
"Value %d is outside range 0-255, ignoring", val);
|
|
else {
|
|
r = set_ensure_allocated(&status_set->code, trivial_hash_func, trivial_compare_func);
|
|
if (r < 0)
|
|
return log_oom();
|
|
|
|
r = set_put(status_set->code, INT_TO_PTR(val));
|
|
if (r < 0) {
|
|
log_syntax(unit, LOG_ERR, filename, line, -r,
|
|
"Unable to store: %s", w);
|
|
return r;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|