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systemd-coredump: allow setting external core size to infinity

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Make it compatible to the ulimit setting: unlimited
This commit is contained in:
Thomas Blume 2021-11-15 10:11:44 +01:00 committed by Lennart Poettering
parent 548614cc9a
commit 6e8791a042
4 changed files with 35 additions and 7 deletions
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2
man/coredump.conf.xml
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@ -98,6 +98,8 @@
<listitem><para>The maximum (compressed or uncompressed) size in bytes of a core to be saved. Unit
suffixes are allowed just as in <option>ProcessSizeMax=</option>.</para></listitem>
<para><varname>ExternalSizeMax=infinity</varname> sets the core size to unlimited.</para>
</varlistentry>
<varlistentry>

14
src/coredump/coredump.c
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@ -154,13 +154,13 @@ static uint64_t arg_max_use = UINT64_MAX;
static int parse_config(void) {
static const ConfigTableItem items[] = {
{ "Coredump", "Storage", config_parse_coredump_storage, 0, &arg_storage },
{ "Coredump", "Compress", config_parse_bool, 0, &arg_compress },
{ "Coredump", "ProcessSizeMax", config_parse_iec_uint64, 0, &arg_process_size_max },
{ "Coredump", "ExternalSizeMax", config_parse_iec_uint64, 0, &arg_external_size_max },
{ "Coredump", "JournalSizeMax", config_parse_iec_size, 0, &arg_journal_size_max },
{ "Coredump", "KeepFree", config_parse_iec_uint64, 0, &arg_keep_free },
{ "Coredump", "MaxUse", config_parse_iec_uint64, 0, &arg_max_use },
{ "Coredump", "Storage", config_parse_coredump_storage, 0, &arg_storage },
{ "Coredump", "Compress", config_parse_bool, 0, &arg_compress },
{ "Coredump", "ProcessSizeMax", config_parse_iec_uint64, 0, &arg_process_size_max },
{ "Coredump", "ExternalSizeMax", config_parse_iec_uint64_infinity, 0, &arg_external_size_max },
{ "Coredump", "JournalSizeMax", config_parse_iec_size, 0, &arg_journal_size_max },
{ "Coredump", "KeepFree", config_parse_iec_uint64, 0, &arg_keep_free },
{ "Coredump", "MaxUse", config_parse_iec_uint64, 0, &arg_max_use },
{}
};

25
src/shared/conf-parser.c
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@ -677,6 +677,31 @@ int config_parse_iec_uint64(
return 0;
}
int config_parse_iec_uint64_infinity(
const char* unit,
const char *filename,
unsigned line,
const char *section,
unsigned section_line,
const char *lvalue,
int ltype,
const char *rvalue,
void *data,
void *userdata) {
uint64_t *bytes = data;
assert(rvalue);
assert(data);
if (streq(rvalue, "infinity")) {
*bytes = UINT64_MAX;
return 0;
}
return config_parse_iec_uint64(unit, filename, line, section, section_line, lvalue, ltype, rvalue, data, userdata);
}
int config_parse_bool(
const char* unit,
const char *filename,

1
src/shared/conf-parser.h
View File

@ -126,6 +126,7 @@ CONFIG_PARSER_PROTOTYPE(config_parse_double);
CONFIG_PARSER_PROTOTYPE(config_parse_iec_size);
CONFIG_PARSER_PROTOTYPE(config_parse_si_uint64);
CONFIG_PARSER_PROTOTYPE(config_parse_iec_uint64);
CONFIG_PARSER_PROTOTYPE(config_parse_iec_uint64_infinity);
CONFIG_PARSER_PROTOTYPE(config_parse_bool);
CONFIG_PARSER_PROTOTYPE(config_parse_id128);
CONFIG_PARSER_PROTOTYPE(config_parse_tristate);