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mirror of https://github.com/systemd/systemd.git synced 2025-01-31 05:47:30 +03:00

core/load-fragment: port to extract_first_word

This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2016-10-27 20:15:22 -04:00
parent 9a82ab9592
commit 035fe294b3

@ -269,26 +269,33 @@ int config_parse_unit_path_strv_printf(
void *userdata) {
char ***x = data;
const char *word, *state;
Unit *u = userdata;
size_t l;
int r;
const char *p;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(u);
FOREACH_WORD_QUOTED(word, l, rvalue, state) {
_cleanup_free_ char *k = NULL;
char t[l+1];
for (p = rvalue;;) {
_cleanup_free_ char *word = NULL, *k = NULL;
memcpy(t, word, l);
t[l] = 0;
r = unit_full_printf(u, t, &k);
r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES);
if (r == 0)
return 0;
if (r == -ENOMEM)
return log_oom();
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", t);
log_syntax(unit, LOG_WARNING, filename, line, r,
"Invalid syntax, ignoring: %s", rvalue);
return 0;
}
r = unit_full_printf(u, word, &k);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r,
"Failed to resolve unit specifiers on \"%s\", ignoring: %m", word);
return 0;
}
@ -298,7 +305,8 @@ int config_parse_unit_path_strv_printf(
}
if (!path_is_absolute(k)) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Symlink path %s is not absolute, ignoring: %m", k);
log_syntax(unit, LOG_ERR, filename, line, 0,
"Symlink path is not absolute: %s", k);
return 0;
}
@ -307,13 +315,8 @@ int config_parse_unit_path_strv_printf(
r = strv_push(x, k);
if (r < 0)
return log_oom();
k = NULL;
}
if (!isempty(state))
log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid syntax, ignoring.");
return 0;
}
int config_parse_socket_listen(const char *unit,
@ -1062,8 +1065,8 @@ int config_parse_exec_secure_bits(const char *unit,
void *userdata) {
ExecContext *c = data;
size_t l;
const char *word, *state;
const char *p;
int r;
assert(filename);
assert(lvalue);
@ -1076,28 +1079,38 @@ int config_parse_exec_secure_bits(const char *unit,
return 0;
}
FOREACH_WORD_QUOTED(word, l, rvalue, state) {
if (first_word(word, "keep-caps"))
for (p = rvalue;;) {
_cleanup_free_ char *word = NULL;
r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES);
if (r == 0)
return 0;
if (r == -ENOMEM)
return log_oom();
if (r < 0) {
log_syntax(unit, LOG_WARNING, filename, line, r,
"Invalid syntax, ignoring: %s", rvalue);
return 0;
}
if (streq(word, "keep-caps"))
c->secure_bits |= 1<<SECURE_KEEP_CAPS;
else if (first_word(word, "keep-caps-locked"))
else if (streq(word, "keep-caps-locked"))
c->secure_bits |= 1<<SECURE_KEEP_CAPS_LOCKED;
else if (first_word(word, "no-setuid-fixup"))
else if (streq(word, "no-setuid-fixup"))
c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP;
else if (first_word(word, "no-setuid-fixup-locked"))
else if (streq(word, "no-setuid-fixup-locked"))
c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP_LOCKED;
else if (first_word(word, "noroot"))
else if (streq(word, "noroot"))
c->secure_bits |= 1<<SECURE_NOROOT;
else if (first_word(word, "noroot-locked"))
else if (streq(word, "noroot-locked"))
c->secure_bits |= 1<<SECURE_NOROOT_LOCKED;
else {
log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse secure bits, ignoring: %s", rvalue);
log_syntax(unit, LOG_ERR, filename, line, 0,
"Failed to parse secure bit \"%s\", ignoring.", word);
return 0;
}
}
if (!isempty(state))
log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid syntax, garbage at the end, ignoring.");
return 0;
}
int config_parse_capability_set(
@ -2210,10 +2223,8 @@ int config_parse_environ(const char *unit,
void *userdata) {
Unit *u = userdata;
char*** env = data;
const char *word, *state;
size_t l;
_cleanup_free_ char *k = NULL;
char ***env = data;
const char *p;
int r;
assert(filename);
@ -2227,46 +2238,46 @@ int config_parse_environ(const char *unit,
return 0;
}
if (u) {
r = unit_full_printf(u, rvalue, &k);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %s", rvalue);
return 0;
}
}
if (!k) {
k = strdup(rvalue);
if (!k)
return log_oom();
}
FOREACH_WORD_QUOTED(word, l, k, state) {
_cleanup_free_ char *n = NULL;
for (p = rvalue;; ) {
_cleanup_free_ char *word = NULL, *k = NULL;
char **x;
r = cunescape_length(word, l, 0, &n);
r = extract_first_word(&p, &word, NULL, EXTRACT_CUNESCAPE|EXTRACT_QUOTES);
if (r == 0)
return 0;
if (r == -ENOMEM)
return log_oom();
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Couldn't unescape assignment, ignoring: %s", rvalue);
log_syntax(unit, LOG_WARNING, filename, line, r,
"Invalid syntax, ignoring: %s", rvalue);
return 0;
}
if (u) {
r = unit_full_printf(u, word, &k);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r,
"Failed to resolve specifiers, ignoring: %s", k);
continue;
}
} else {
k = word;
word = NULL;
}
if (!env_assignment_is_valid(k)) {
log_syntax(unit, LOG_ERR, filename, line, 0,
"Invalid environment assignment, ignoring: %s", k);
continue;
}
if (!env_assignment_is_valid(n)) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid environment assignment, ignoring: %s", rvalue);
continue;
}
x = strv_env_set(*env, n);
x = strv_env_set(*env, k);
if (!x)
return log_oom();
strv_free(*env);
*env = x;
}
if (!isempty(state))
log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
return 0;
}
int config_parse_pass_environ(const char *unit,
@ -2538,37 +2549,39 @@ int config_parse_unit_requires_mounts_for(
void *userdata) {
Unit *u = userdata;
const char *word, *state;
size_t l;
const char *p;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
FOREACH_WORD_QUOTED(word, l, rvalue, state) {
int r;
_cleanup_free_ char *n;
for (p = rvalue;; ) {
_cleanup_free_ char *word = NULL;
n = strndup(word, l);
if (!n)
r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES);
if (r == 0)
return 0;
if (r == -ENOMEM)
return log_oom();
if (r < 0) {
log_syntax(unit, LOG_WARNING, filename, line, r,
"Invalid syntax, ignoring: %s", rvalue);
return 0;
}
if (!utf8_is_valid(n)) {
if (!utf8_is_valid(word)) {
log_syntax_invalid_utf8(unit, LOG_ERR, filename, line, rvalue);
continue;
}
r = unit_require_mounts_for(u, n);
r = unit_require_mounts_for(u, word);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add required mount for, ignoring: %s", rvalue);
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add required mount \"%s\", ignoring: %m", word);
continue;
}
}
if (!isempty(state))
log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
return 0;
}
int config_parse_documentation(const char *unit,
@ -2760,8 +2773,7 @@ int config_parse_syscall_archs(
void *userdata) {
Set **archs = data;
const char *word, *state;
size_t l;
const char *p;
int r;
if (isempty(rvalue)) {
@ -2773,30 +2785,32 @@ int config_parse_syscall_archs(
if (r < 0)
return log_oom();
FOREACH_WORD_QUOTED(word, l, rvalue, state) {
_cleanup_free_ char *t = NULL;
for (p = rvalue;;) {
_cleanup_free_ char *word = NULL;
uint32_t a;
t = strndup(word, l);
if (!t)
r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES);
if (r == 0)
return 0;
if (r == -ENOMEM)
return log_oom();
r = seccomp_arch_from_string(t, &a);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse system call architecture, ignoring: %s", t);
log_syntax(unit, LOG_WARNING, filename, line, r,
"Invalid syntax, ignoring: %s", rvalue);
return 0;
}
r = seccomp_arch_from_string(word, &a);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r,
"Failed to parse system call architecture \"%s\", ignoring: %m", word);
continue;
}
r = set_put(*archs, UINT32_TO_PTR(a + 1));
if (r == 0)
continue;
if (r < 0)
return log_oom();
}
if (!isempty(state))
log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
return 0;
}
int config_parse_syscall_errno(
@ -2848,8 +2862,7 @@ int config_parse_address_families(
ExecContext *c = data;
bool invert = false;
const char *word, *state;
size_t l;
const char *p;
int r;
assert(filename);
@ -2876,36 +2889,38 @@ int config_parse_address_families(
c->address_families_whitelist = !invert;
}
FOREACH_WORD_QUOTED(word, l, rvalue, state) {
_cleanup_free_ char *t = NULL;
for (p = rvalue;;) {
_cleanup_free_ char *word = NULL;
int af;
t = strndup(word, l);
if (!t)
r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES);
if (r == 0)
return 0;
if (r == -ENOMEM)
return log_oom();
if (r < 0) {
log_syntax(unit, LOG_WARNING, filename, line, r,
"Invalid syntax, ignoring: %s", rvalue);
return 0;
}
af = af_from_name(t);
af = af_from_name(word);
if (af <= 0) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse address family, ignoring: %s", t);
log_syntax(unit, LOG_ERR, filename, line, 0,
"Failed to parse address family \"%s\", ignoring: %m", word);
continue;
}
/* If we previously wanted to forbid an address family and now
* we want to allow it, then remove it from the list
* we want to allow it, then just remove it from the list.
*/
if (!invert == c->address_families_whitelist) {
r = set_put(c->address_families, INT_TO_PTR(af));
if (r == 0)
continue;
if (r < 0)
return log_oom();
} else
set_remove(c->address_families, INT_TO_PTR(af));
}
if (!isempty(state))
log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
return 0;
}
#endif
@ -3622,8 +3637,7 @@ int config_parse_runtime_directory(
char***rt = data;
Unit *u = userdata;
const char *word, *state;
size_t l;
const char *p;
int r;
assert(filename);
@ -3637,34 +3651,38 @@ int config_parse_runtime_directory(
return 0;
}
FOREACH_WORD_QUOTED(word, l, rvalue, state) {
_cleanup_free_ char *t = NULL, *n = NULL;
for (p = rvalue;;) {
_cleanup_free_ char *word = NULL, *k = NULL;
t = strndup(word, l);
if (!t)
r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES);
if (r == 0)
return 0;
if (r == -ENOMEM)
return log_oom();
r = unit_name_printf(u, t, &n);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %m");
log_syntax(unit, LOG_WARNING, filename, line, r,
"Invalid syntax, ignoring: %s", rvalue);
return 0;
}
r = unit_name_printf(u, word, &k);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r,
"Failed to resolve specifiers in \"%s\", ignoring: %m", word);
continue;
}
if (!filename_is_valid(n)) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Runtime directory is not valid, ignoring assignment: %s", rvalue);
if (!filename_is_valid(k)) {
log_syntax(unit, LOG_ERR, filename, line, 0,
"Runtime directory is not valid, ignoring assignment: %s", rvalue);
continue;
}
r = strv_push(rt, n);
r = strv_push(rt, k);
if (r < 0)
return log_oom();
n = NULL;
k = NULL;
}
if (!isempty(state))
log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
return 0;
}
int config_parse_set_status(