diff options
Diffstat (limited to 'src/core/load-fragment.c')
| -rw-r--r-- | src/core/load-fragment.c | 208 |
1 files changed, 20 insertions, 188 deletions
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c index 903e6f0cf6..3b1fbd8b90 100644 --- a/src/core/load-fragment.c +++ b/src/core/load-fragment.c @@ -54,6 +54,7 @@ #include "parse-util.h" #include "path-util.h" #include "process-util.h" +#include "rlimit-util.h" #ifdef HAVE_SECCOMP #include "seccomp-util.h" #endif @@ -1101,122 +1102,6 @@ int config_parse_capability_set( return 0; } -static int rlim_parse_u64(const char *val, rlim_t *res) { - int r = 0; - - if (streq(val, "infinity")) - *res = RLIM_INFINITY; - else { - uint64_t u; - - /* setrlimit(2) suggests rlim_t is always 64bit on Linux. */ - assert_cc(sizeof(rlim_t) == sizeof(uint64_t)); - - r = safe_atou64(val, &u); - if (r >= 0 && u >= (uint64_t) RLIM_INFINITY) - r = -ERANGE; - if (r == 0) - *res = (rlim_t) u; - } - return r; -} - -static int rlim_parse_size(const char *val, rlim_t *res) { - int r = 0; - - if (streq(val, "infinity")) - *res = RLIM_INFINITY; - else { - uint64_t u; - - r = parse_size(val, 1024, &u); - if (r >= 0 && u >= (uint64_t) RLIM_INFINITY) - r = -ERANGE; - if (r == 0) - *res = (rlim_t) u; - } - return r; -} - -static int rlim_parse_sec(const char *val, rlim_t *res) { - int r = 0; - - if (streq(val, "infinity")) - *res = RLIM_INFINITY; - else { - usec_t t; - - r = parse_sec(val, &t); - if (r < 0) - return r; - if (t == USEC_INFINITY) - *res = RLIM_INFINITY; - else - *res = (rlim_t) (DIV_ROUND_UP(t, USEC_PER_SEC)); - - } - return r; -} - -static int rlim_parse_usec(const char *val, rlim_t *res) { - int r = 0; - - if (streq(val, "infinity")) - *res = RLIM_INFINITY; - else { - usec_t t; - - r = parse_time(val, &t, 1); - if (r < 0) - return r; - if (t == USEC_INFINITY) - *res = RLIM_INFINITY; - else - *res = (rlim_t) t; - } - return r; -} - -static int parse_rlimit_range( - const char *unit, - const char *filename, - unsigned line, - const char *value, - struct rlimit **rl, - int (*rlim_parser)(const char *, rlim_t *)) { - - const char *whole_value = value; - rlim_t soft, hard; - _cleanup_free_ char *sword = NULL, *hword = NULL; - int nwords, r; - - assert(value); - - /* <value> or <soft:hard> */ - nwords = extract_many_words(&value, ":", EXTRACT_DONT_COALESCE_SEPARATORS, &sword, &hword, NULL); - r = nwords < 0 ? nwords : nwords == 0 ? -EINVAL : 0; - - if (r == 0) - r = rlim_parser(sword, &soft); - if (r == 0 && nwords == 2) - r = rlim_parser(hword, &hard); - if (r < 0) { - log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse resource value, ignoring: %s", whole_value); - return 0; - } - if (nwords == 2 && soft > hard) - return log_syntax(unit, LOG_WARNING, filename, line, 0, "Invalid resource value ("RLIM_FMT" > "RLIM_FMT"), ignoring: %s", soft, hard, whole_value); - - if (!*rl) { - *rl = new(struct rlimit, 1); - if (!*rl) - return log_oom(); - } - (*rl)->rlim_cur = soft; - (*rl)->rlim_max = nwords == 2 ? hard : soft; - return 0; -} - int config_parse_limit( const char *unit, const char *filename, @@ -1229,88 +1114,35 @@ int config_parse_limit( void *data, void *userdata) { - struct rlimit **rl = data; - - assert(filename); - assert(lvalue); - assert(rvalue); - assert(data); - - rl += ltype; - return parse_rlimit_range(unit, filename, line, rvalue, rl, rlim_parse_u64); -} - -int config_parse_bytes_limit( - 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) { - - struct rlimit **rl = data; - - assert(filename); - assert(lvalue); - assert(rvalue); - assert(data); - - rl += ltype; - return parse_rlimit_range(unit, filename, line, rvalue, rl, rlim_parse_size); -} - -int config_parse_sec_limit( - 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) { - - struct rlimit **rl = data; + struct rlimit **rl = data, d = {}; + int r; assert(filename); assert(lvalue); assert(rvalue); assert(data); - rl += ltype; - return parse_rlimit_range(unit, filename, line, rvalue, rl, rlim_parse_sec); -} - -int config_parse_usec_limit( - 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) { - - struct rlimit **rl = data; + r = rlimit_parse(ltype, rvalue, &d); + if (r == -EILSEQ) { + log_syntax(unit, LOG_WARNING, filename, line, r, "Soft resource limit chosen higher than hard limit, ignoring: %s", rvalue); + return 0; + } + if (r < 0) { + log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse resource value, ignoring: %s", rvalue); + return 0; + } - assert(filename); - assert(lvalue); - assert(rvalue); - assert(data); + if (rl[ltype]) + *rl[ltype] = d; + else { + rl[ltype] = newdup(struct rlimit, &d, 1); + if (!rl[ltype]) + return log_oom(); + } - rl += ltype; - return parse_rlimit_range(unit, filename, line, rvalue, rl, rlim_parse_usec); + return 0; } - - #ifdef HAVE_SYSV_COMPAT int config_parse_sysv_priority(const char *unit, const char *filename, |