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-rw-r--r--src/core/load-fragment.c4387
1 files changed, 0 insertions, 4387 deletions
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
deleted file mode 100644
index cbc826809e..0000000000
--- a/src/core/load-fragment.c
+++ /dev/null
@@ -1,4387 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
- Copyright 2012 Holger Hans Peter Freyther
-
- 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 <errno.h>
-#include <fcntl.h>
-#include <linux/fs.h>
-#include <linux/oom.h>
-#ifdef HAVE_SECCOMP
-#include <seccomp.h>
-#endif
-#include <sched.h>
-#include <string.h>
-#include <sys/resource.h>
-#include <sys/stat.h>
-
-#include "af-list.h"
-#include "alloc-util.h"
-#include "bus-error.h"
-#include "bus-internal.h"
-#include "bus-util.h"
-#include "cap-list.h"
-#include "capability-util.h"
-#include "cgroup.h"
-#include "conf-parser.h"
-#include "cpu-set-util.h"
-#include "env-util.h"
-#include "errno-list.h"
-#include "escape.h"
-#include "fd-util.h"
-#include "fs-util.h"
-#include "ioprio.h"
-#include "load-fragment.h"
-#include "log.h"
-#include "missing.h"
-#include "parse-util.h"
-#include "path-util.h"
-#include "process-util.h"
-#include "rlimit-util.h"
-#ifdef HAVE_SECCOMP
-#include "seccomp-util.h"
-#endif
-#include "securebits.h"
-#include "signal-util.h"
-#include "stat-util.h"
-#include "string-util.h"
-#include "strv.h"
-#include "unit-name.h"
-#include "unit-printf.h"
-#include "unit.h"
-#include "user-util.h"
-#include "utf8.h"
-#include "web-util.h"
-
-int config_parse_warn_compat(
- 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) {
- Disabled reason = ltype;
-
- switch(reason) {
- case DISABLED_CONFIGURATION:
- log_syntax(unit, LOG_DEBUG, filename, line, 0,
- "Support for option %s= has been disabled at compile time and it is ignored", lvalue);
- break;
- case DISABLED_LEGACY:
- log_syntax(unit, LOG_INFO, filename, line, 0,
- "Support for option %s= has been removed and it is ignored", lvalue);
- break;
- case DISABLED_EXPERIMENTAL:
- log_syntax(unit, LOG_INFO, filename, line, 0,
- "Support for option %s= has not yet been enabled and it is ignored", lvalue);
- break;
- };
-
- return 0;
-}
-
-int config_parse_unit_deps(
- 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) {
-
- UnitDependency d = ltype;
- Unit *u = userdata;
- const char *p;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- p = rvalue;
- for (;;) {
- _cleanup_free_ char *word = NULL, *k = NULL;
- int r;
-
- r = extract_first_word(&p, &word, NULL, EXTRACT_RETAIN_ESCAPE);
- if (r == 0)
- break;
- if (r == -ENOMEM)
- return log_oom();
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue);
- break;
- }
-
- r = unit_name_printf(u, word, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %m");
- continue;
- }
-
- r = unit_add_dependency_by_name(u, d, k, NULL, true);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add dependency on %s, ignoring: %m", k);
- }
-
- return 0;
-}
-
-int config_parse_obsolete_unit_deps(
- 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) {
-
- log_syntax(unit, LOG_WARNING, filename, line, 0,
- "Unit dependency type %s= is obsolete, replacing by %s=, please update your unit file", lvalue, unit_dependency_to_string(ltype));
-
- return config_parse_unit_deps(unit, filename, line, section, section_line, lvalue, ltype, rvalue, data, userdata);
-}
-
-int config_parse_unit_string_printf(
- 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) {
-
- _cleanup_free_ char *k = NULL;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", rvalue);
- return 0;
- }
-
- return config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
-}
-
-int config_parse_unit_strv_printf(
- 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) {
-
- Unit *u = userdata;
- _cleanup_free_ char *k = NULL;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", rvalue);
- return 0;
- }
-
- return config_parse_strv(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
-}
-
-int config_parse_unit_path_printf(
- 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) {
-
- _cleanup_free_ char *k = NULL;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", rvalue);
- return 0;
- }
-
- return config_parse_path(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
-}
-
-int config_parse_unit_path_strv_printf(
- 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) {
-
- char ***x = data;
- const char *word, *state;
- Unit *u = userdata;
- size_t l;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *k = NULL;
- char t[l+1];
-
- memcpy(t, word, l);
- t[l] = 0;
-
- r = unit_full_printf(u, t, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", t);
- return 0;
- }
-
- if (!utf8_is_valid(k)) {
- log_syntax_invalid_utf8(unit, LOG_ERR, filename, line, rvalue);
- return 0;
- }
-
- if (!path_is_absolute(k)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Symlink path %s is not absolute, ignoring: %m", k);
- return 0;
- }
-
- path_kill_slashes(k);
-
- 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,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ SocketPort *p = NULL;
- SocketPort *tail;
- Socket *s;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- s = SOCKET(data);
-
- if (isempty(rvalue)) {
- /* An empty assignment removes all ports */
- socket_free_ports(s);
- return 0;
- }
-
- p = new0(SocketPort, 1);
- if (!p)
- return log_oom();
-
- if (ltype != SOCKET_SOCKET) {
-
- p->type = ltype;
- r = unit_full_printf(UNIT(s), rvalue, &p->path);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", rvalue);
- return 0;
- }
-
- path_kill_slashes(p->path);
-
- } else if (streq(lvalue, "ListenNetlink")) {
- _cleanup_free_ char *k = NULL;
-
- p->type = SOCKET_SOCKET;
- r = unit_full_printf(UNIT(s), rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", rvalue);
- return 0;
- }
-
- r = socket_address_parse_netlink(&p->address, k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse address value, ignoring: %s", rvalue);
- return 0;
- }
-
- } else {
- _cleanup_free_ char *k = NULL;
-
- p->type = SOCKET_SOCKET;
- r = unit_full_printf(UNIT(s), rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r,"Failed to resolve unit specifiers on %s, ignoring: %m", rvalue);
- return 0;
- }
-
- r = socket_address_parse_and_warn(&p->address, k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse address value, ignoring: %s", rvalue);
- return 0;
- }
-
- if (streq(lvalue, "ListenStream"))
- p->address.type = SOCK_STREAM;
- else if (streq(lvalue, "ListenDatagram"))
- p->address.type = SOCK_DGRAM;
- else {
- assert(streq(lvalue, "ListenSequentialPacket"));
- p->address.type = SOCK_SEQPACKET;
- }
-
- if (socket_address_family(&p->address) != AF_LOCAL && p->address.type == SOCK_SEQPACKET) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Address family not supported, ignoring: %s", rvalue);
- return 0;
- }
- }
-
- p->fd = -1;
- p->auxiliary_fds = NULL;
- p->n_auxiliary_fds = 0;
- p->socket = s;
-
- if (s->ports) {
- LIST_FIND_TAIL(port, s->ports, tail);
- LIST_INSERT_AFTER(port, s->ports, tail, p);
- } else
- LIST_PREPEND(port, s->ports, p);
- p = NULL;
-
- return 0;
-}
-
-int config_parse_socket_protocol(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) {
- Socket *s;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- s = SOCKET(data);
-
- if (streq(rvalue, "udplite"))
- s->socket_protocol = IPPROTO_UDPLITE;
- else if (streq(rvalue, "sctp"))
- s->socket_protocol = IPPROTO_SCTP;
- else {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Socket protocol not supported, ignoring: %s", rvalue);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_socket_bind(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) {
-
- Socket *s;
- SocketAddressBindIPv6Only b;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- s = SOCKET(data);
-
- b = socket_address_bind_ipv6_only_from_string(rvalue);
- if (b < 0) {
- int r;
-
- r = parse_boolean(rvalue);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse bind IPv6 only value, ignoring: %s", rvalue);
- return 0;
- }
-
- s->bind_ipv6_only = r ? SOCKET_ADDRESS_IPV6_ONLY : SOCKET_ADDRESS_BOTH;
- } else
- s->bind_ipv6_only = b;
-
- return 0;
-}
-
-int config_parse_exec_nice(
- 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) {
-
- ExecContext *c = data;
- int priority, r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = parse_nice(rvalue, &priority);
- if (r < 0) {
- if (r == -ERANGE)
- log_syntax(unit, LOG_ERR, filename, line, r, "Nice priority out of range, ignoring: %s", rvalue);
- else
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse nice priority, ignoring: %s", rvalue);
-
- return 0;
- }
-
- c->nice = priority;
- c->nice_set = true;
-
- return 0;
-}
-
-int config_parse_exec_oom_score_adjust(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) {
-
- ExecContext *c = data;
- int oa, r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = safe_atoi(rvalue, &oa);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse the OOM score adjust value, ignoring: %s", rvalue);
- return 0;
- }
-
- if (oa < OOM_SCORE_ADJ_MIN || oa > OOM_SCORE_ADJ_MAX) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "OOM score adjust value out of range, ignoring: %s", rvalue);
- return 0;
- }
-
- c->oom_score_adjust = oa;
- c->oom_score_adjust_set = true;
-
- return 0;
-}
-
-int config_parse_exec(
- 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) {
-
- ExecCommand **e = data;
- const char *p;
- bool semicolon;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(e);
-
- e += ltype;
- rvalue += strspn(rvalue, WHITESPACE);
-
- if (isempty(rvalue)) {
- /* An empty assignment resets the list */
- *e = exec_command_free_list(*e);
- return 0;
- }
-
- p = rvalue;
- do {
- _cleanup_free_ char *path = NULL, *firstword = NULL;
- bool separate_argv0 = false, ignore = false, privileged = false;
- _cleanup_free_ ExecCommand *nce = NULL;
- _cleanup_strv_free_ char **n = NULL;
- size_t nlen = 0, nbufsize = 0;
- char *f;
- int i;
-
- semicolon = false;
-
- r = extract_first_word_and_warn(&p, &firstword, WHITESPACE, EXTRACT_QUOTES|EXTRACT_CUNESCAPE, unit, filename, line, rvalue);
- if (r <= 0)
- return 0;
-
- f = firstword;
- for (i = 0; i < 3; i++) {
- /* We accept an absolute path as first argument.
- * If it's prefixed with - and the path doesn't exist,
- * we ignore it instead of erroring out;
- * if it's prefixed with @, we allow overriding of argv[0];
- * and if it's prefixed with !, it will be run with full privileges */
- if (*f == '-' && !ignore)
- ignore = true;
- else if (*f == '@' && !separate_argv0)
- separate_argv0 = true;
- else if (*f == '+' && !privileged)
- privileged = true;
- else
- break;
- f++;
- }
-
- if (isempty(f)) {
- /* First word is either "-" or "@" with no command. */
- log_syntax(unit, LOG_ERR, filename, line, 0, "Empty path in command line, ignoring: \"%s\"", rvalue);
- return 0;
- }
- if (!string_is_safe(f)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Executable path contains special characters, ignoring: %s", rvalue);
- return 0;
- }
- if (!path_is_absolute(f)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Executable path is not absolute, ignoring: %s", rvalue);
- return 0;
- }
- if (endswith(f, "/")) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Executable path specifies a directory, ignoring: %s", rvalue);
- return 0;
- }
-
- if (f == firstword) {
- path = firstword;
- firstword = NULL;
- } else {
- path = strdup(f);
- if (!path)
- return log_oom();
- }
-
- if (!separate_argv0) {
- if (!GREEDY_REALLOC(n, nbufsize, nlen + 2))
- return log_oom();
- f = strdup(path);
- if (!f)
- return log_oom();
- n[nlen++] = f;
- n[nlen] = NULL;
- }
-
- path_kill_slashes(path);
-
- while (!isempty(p)) {
- _cleanup_free_ char *word = NULL;
-
- /* Check explicitly for an unquoted semicolon as
- * command separator token. */
- if (p[0] == ';' && (!p[1] || strchr(WHITESPACE, p[1]))) {
- p++;
- p += strspn(p, WHITESPACE);
- semicolon = true;
- break;
- }
-
- /* Check for \; explicitly, to not confuse it with \\;
- * or "\;" or "\\;" etc. extract_first_word would
- * return the same for all of those. */
- if (p[0] == '\\' && p[1] == ';' && (!p[2] || strchr(WHITESPACE, p[2]))) {
- p += 2;
- p += strspn(p, WHITESPACE);
- if (!GREEDY_REALLOC(n, nbufsize, nlen + 2))
- return log_oom();
- f = strdup(";");
- if (!f)
- return log_oom();
- n[nlen++] = f;
- n[nlen] = NULL;
- continue;
- }
-
- r = extract_first_word_and_warn(&p, &word, WHITESPACE, EXTRACT_QUOTES|EXTRACT_CUNESCAPE, unit, filename, line, rvalue);
- if (r == 0)
- break;
- else if (r < 0)
- return 0;
-
- if (!GREEDY_REALLOC(n, nbufsize, nlen + 2))
- return log_oom();
- n[nlen++] = word;
- n[nlen] = NULL;
- word = NULL;
- }
-
- if (!n || !n[0]) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Empty executable name or zeroeth argument, ignoring: %s", rvalue);
- return 0;
- }
-
- nce = new0(ExecCommand, 1);
- if (!nce)
- return log_oom();
-
- nce->argv = n;
- nce->path = path;
- nce->ignore = ignore;
- nce->privileged = privileged;
-
- exec_command_append_list(e, nce);
-
- /* Do not _cleanup_free_ these. */
- n = NULL;
- path = NULL;
- nce = NULL;
-
- rvalue = p;
- } while (semicolon);
-
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_service_type, service_type, ServiceType, "Failed to parse service type");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_service_restart, service_restart, ServiceRestart, "Failed to parse service restart specifier");
-
-int config_parse_socket_bindtodevice(
- 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) {
-
- Socket *s = data;
- char *n;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (rvalue[0] && !streq(rvalue, "*")) {
- if (!ifname_valid(rvalue)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Interface name is invalid, ignoring: %s", rvalue);
- return 0;
- }
-
- n = strdup(rvalue);
- if (!n)
- return log_oom();
- } else
- n = NULL;
-
- free(s->bind_to_device);
- s->bind_to_device = n;
-
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_input, exec_input, ExecInput, "Failed to parse input literal specifier");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output literal specifier");
-
-int config_parse_exec_input(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) {
- ExecContext *c = data;
- const char *name;
- int r;
-
- assert(data);
- assert(filename);
- assert(line);
- assert(rvalue);
-
- name = startswith(rvalue, "fd:");
- if (name) {
- /* Strip prefix and validate fd name */
- if (!fdname_is_valid(name)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid file descriptor name, ignoring: %s", name);
- return 0;
- }
- c->std_input = EXEC_INPUT_NAMED_FD;
- r = free_and_strdup(&c->stdio_fdname[STDIN_FILENO], name);
- if (r < 0)
- log_oom();
- return r;
- } else {
- ExecInput ei = exec_input_from_string(rvalue);
- if (ei == _EXEC_INPUT_INVALID)
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse input specifier, ignoring: %s", rvalue);
- else
- c->std_input = ei;
- return 0;
- }
-}
-
-int config_parse_exec_output(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) {
- ExecContext *c = data;
- ExecOutput eo;
- const char *name;
- int r;
-
- assert(data);
- assert(filename);
- assert(line);
- assert(lvalue);
- assert(rvalue);
-
- name = startswith(rvalue, "fd:");
- if (name) {
- /* Strip prefix and validate fd name */
- if (!fdname_is_valid(name)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid file descriptor name, ignoring: %s", name);
- return 0;
- }
- eo = EXEC_OUTPUT_NAMED_FD;
- } else {
- eo = exec_output_from_string(rvalue);
- if (eo == _EXEC_OUTPUT_INVALID) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse output specifier, ignoring: %s", rvalue);
- return 0;
- }
- }
-
- if (streq(lvalue, "StandardOutput")) {
- c->std_output = eo;
- r = free_and_strdup(&c->stdio_fdname[STDOUT_FILENO], name);
- if (r < 0)
- log_oom();
- return r;
- } else if (streq(lvalue, "StandardError")) {
- c->std_error = eo;
- r = free_and_strdup(&c->stdio_fdname[STDERR_FILENO], name);
- if (r < 0)
- log_oom();
- return r;
- } else {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse output property, ignoring: %s", lvalue);
- return 0;
- }
-}
-
-int config_parse_exec_io_class(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) {
-
- ExecContext *c = data;
- int x;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- x = ioprio_class_from_string(rvalue);
- if (x < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IO scheduling class, ignoring: %s", rvalue);
- return 0;
- }
-
- c->ioprio = IOPRIO_PRIO_VALUE(x, IOPRIO_PRIO_DATA(c->ioprio));
- c->ioprio_set = true;
-
- return 0;
-}
-
-int config_parse_exec_io_priority(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) {
-
- ExecContext *c = data;
- int i, r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = safe_atoi(rvalue, &i);
- if (r < 0 || i < 0 || i >= IOPRIO_BE_NR) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IO priority, ignoring: %s", rvalue);
- return 0;
- }
-
- c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), i);
- c->ioprio_set = true;
-
- return 0;
-}
-
-int config_parse_exec_cpu_sched_policy(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) {
-
-
- ExecContext *c = data;
- int x;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- x = sched_policy_from_string(rvalue);
- if (x < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse CPU scheduling policy, ignoring: %s", rvalue);
- return 0;
- }
-
- c->cpu_sched_policy = x;
- /* Moving to or from real-time policy? We need to adjust the priority */
- c->cpu_sched_priority = CLAMP(c->cpu_sched_priority, sched_get_priority_min(x), sched_get_priority_max(x));
- c->cpu_sched_set = true;
-
- return 0;
-}
-
-int config_parse_exec_cpu_sched_prio(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) {
-
- ExecContext *c = data;
- int i, min, max, r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = safe_atoi(rvalue, &i);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse CPU scheduling policy, ignoring: %s", rvalue);
- return 0;
- }
-
- /* On Linux RR/FIFO range from 1 to 99 and OTHER/BATCH may only be 0 */
- min = sched_get_priority_min(c->cpu_sched_policy);
- max = sched_get_priority_max(c->cpu_sched_policy);
-
- if (i < min || i > max) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "CPU scheduling priority is out of range, ignoring: %s", rvalue);
- return 0;
- }
-
- c->cpu_sched_priority = i;
- c->cpu_sched_set = true;
-
- return 0;
-}
-
-int config_parse_exec_cpu_affinity(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) {
-
- ExecContext *c = data;
- _cleanup_cpu_free_ cpu_set_t *cpuset = NULL;
- int ncpus;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- ncpus = parse_cpu_set_and_warn(rvalue, &cpuset, unit, filename, line, lvalue);
- if (ncpus < 0)
- return ncpus;
-
- if (c->cpuset)
- CPU_FREE(c->cpuset);
-
- if (ncpus == 0)
- /* An empty assignment resets the CPU list */
- c->cpuset = NULL;
- else {
- c->cpuset = cpuset;
- cpuset = NULL;
- }
- c->cpuset_ncpus = ncpus;
-
- return 0;
-}
-
-int config_parse_exec_secure_bits(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) {
-
- ExecContext *c = data;
- size_t l;
- const char *word, *state;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* An empty assignment resets the field */
- c->secure_bits = 0;
- return 0;
- }
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- if (first_word(word, "keep-caps"))
- c->secure_bits |= 1<<SECURE_KEEP_CAPS;
- else if (first_word(word, "keep-caps-locked"))
- c->secure_bits |= 1<<SECURE_KEEP_CAPS_LOCKED;
- else if (first_word(word, "no-setuid-fixup"))
- c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP;
- else if (first_word(word, "no-setuid-fixup-locked"))
- c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP_LOCKED;
- else if (first_word(word, "noroot"))
- c->secure_bits |= 1<<SECURE_NOROOT;
- else if (first_word(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);
- 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(
- 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 *capability_set = data;
- uint64_t sum = 0, initial = 0;
- bool invert = false;
- const char *p;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (rvalue[0] == '~') {
- invert = true;
- rvalue++;
- }
-
- if (strcmp(lvalue, "CapabilityBoundingSet") == 0)
- initial = CAP_ALL; /* initialized to all bits on */
- /* else "AmbientCapabilities" initialized to all bits off */
-
- p = rvalue;
- for (;;) {
- _cleanup_free_ char *word = NULL;
- int cap, r;
-
- r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES);
- if (r == 0)
- break;
- if (r == -ENOMEM)
- return log_oom();
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse word, ignoring: %s", rvalue);
- break;
- }
-
- cap = capability_from_name(word);
- if (cap < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse capability in bounding/ambient set, ignoring: %s", word);
- continue;
- }
-
- sum |= ((uint64_t) UINT64_C(1)) << (uint64_t) cap;
- }
-
- sum = invert ? ~sum : sum;
-
- if (sum == 0 || *capability_set == initial)
- /* "" or uninitialized data -> replace */
- *capability_set = sum;
- else
- /* previous data -> merge */
- *capability_set |= sum;
-
- return 0;
-}
-
-int config_parse_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, d = {};
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(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;
- }
-
- if (rl[ltype])
- *rl[ltype] = d;
- else {
- rl[ltype] = newdup(struct rlimit, &d, 1);
- if (!rl[ltype])
- return log_oom();
- }
-
- return 0;
-}
-
-#ifdef HAVE_SYSV_COMPAT
-int config_parse_sysv_priority(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) {
-
- int *priority = data;
- int i, r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = safe_atoi(rvalue, &i);
- if (r < 0 || i < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse SysV start priority, ignoring: %s", rvalue);
- return 0;
- }
-
- *priority = (int) i;
- return 0;
-}
-#endif
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_exec_utmp_mode, exec_utmp_mode, ExecUtmpMode, "Failed to parse utmp mode");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_kill_mode, kill_mode, KillMode, "Failed to parse kill mode");
-
-int config_parse_exec_mount_flags(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) {
-
-
- unsigned long flags = 0;
- ExecContext *c = data;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (streq(rvalue, "shared"))
- flags = MS_SHARED;
- else if (streq(rvalue, "slave"))
- flags = MS_SLAVE;
- else if (streq(rvalue, "private"))
- flags = MS_PRIVATE;
- else {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse mount flag %s, ignoring.", rvalue);
- return 0;
- }
-
- c->mount_flags = flags;
-
- return 0;
-}
-
-int config_parse_exec_selinux_context(
- 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) {
-
- ExecContext *c = data;
- Unit *u = userdata;
- bool ignore;
- char *k;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- c->selinux_context = mfree(c->selinux_context);
- c->selinux_context_ignore = false;
- return 0;
- }
-
- if (rvalue[0] == '-') {
- ignore = true;
- rvalue++;
- } else
- ignore = false;
-
- r = unit_name_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %m");
- return 0;
- }
-
- free(c->selinux_context);
- c->selinux_context = k;
- c->selinux_context_ignore = ignore;
-
- return 0;
-}
-
-int config_parse_exec_apparmor_profile(
- 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) {
-
- ExecContext *c = data;
- Unit *u = userdata;
- bool ignore;
- char *k;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- c->apparmor_profile = mfree(c->apparmor_profile);
- c->apparmor_profile_ignore = false;
- return 0;
- }
-
- if (rvalue[0] == '-') {
- ignore = true;
- rvalue++;
- } else
- ignore = false;
-
- r = unit_name_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %m");
- return 0;
- }
-
- free(c->apparmor_profile);
- c->apparmor_profile = k;
- c->apparmor_profile_ignore = ignore;
-
- return 0;
-}
-
-int config_parse_exec_smack_process_label(
- 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) {
-
- ExecContext *c = data;
- Unit *u = userdata;
- bool ignore;
- char *k;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- c->smack_process_label = mfree(c->smack_process_label);
- c->smack_process_label_ignore = false;
- return 0;
- }
-
- if (rvalue[0] == '-') {
- ignore = true;
- rvalue++;
- } else
- ignore = false;
-
- r = unit_name_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %m");
- return 0;
- }
-
- free(c->smack_process_label);
- c->smack_process_label = k;
- c->smack_process_label_ignore = ignore;
-
- return 0;
-}
-
-int config_parse_timer(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) {
-
- Timer *t = data;
- usec_t usec = 0;
- TimerValue *v;
- TimerBase b;
- CalendarSpec *c = NULL;
- Unit *u = userdata;
- _cleanup_free_ char *k = NULL;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets list */
- timer_free_values(t);
- return 0;
- }
-
- b = timer_base_from_string(lvalue);
- if (b < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse timer base, ignoring: %s", lvalue);
- return 0;
- }
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers in %s, ignoring: %m", rvalue);
- return 0;
- }
-
- if (b == TIMER_CALENDAR) {
- if (calendar_spec_from_string(k, &c) < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse calendar specification, ignoring: %s", k);
- return 0;
- }
- } else {
- if (parse_sec(k, &usec) < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse timer value, ignoring: %s", k);
- return 0;
- }
- }
-
- v = new0(TimerValue, 1);
- if (!v) {
- calendar_spec_free(c);
- return log_oom();
- }
-
- v->base = b;
- v->value = usec;
- v->calendar_spec = c;
-
- LIST_PREPEND(value, t->values, v);
-
- return 0;
-}
-
-int config_parse_trigger_unit(
- 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) {
-
- _cleanup_free_ char *p = NULL;
- Unit *u = data;
- UnitType type;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (!set_isempty(u->dependencies[UNIT_TRIGGERS])) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Multiple units to trigger specified, ignoring: %s", rvalue);
- return 0;
- }
-
- r = unit_name_printf(u, rvalue, &p);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %m");
- return 0;
- }
-
- type = unit_name_to_type(p);
- if (type < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Unit type not valid, ignoring: %s", rvalue);
- return 0;
- }
-
- if (type == u->type) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Trigger cannot be of same type, ignoring: %s", rvalue);
- return 0;
- }
-
- r = unit_add_two_dependencies_by_name(u, UNIT_BEFORE, UNIT_TRIGGERS, p, NULL, true);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add trigger on %s, ignoring: %m", p);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_path_spec(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) {
-
- Path *p = data;
- PathSpec *s;
- PathType b;
- _cleanup_free_ char *k = NULL;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment clears list */
- path_free_specs(p);
- return 0;
- }
-
- b = path_type_from_string(lvalue);
- if (b < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse path type, ignoring: %s", lvalue);
- return 0;
- }
-
- r = unit_full_printf(UNIT(p), rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s. Ignoring.", rvalue);
- return 0;
- }
-
- if (!path_is_absolute(k)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Path is not absolute, ignoring: %s", k);
- return 0;
- }
-
- s = new0(PathSpec, 1);
- if (!s)
- return log_oom();
-
- s->unit = UNIT(p);
- s->path = path_kill_slashes(k);
- k = NULL;
- s->type = b;
- s->inotify_fd = -1;
-
- LIST_PREPEND(spec, p->specs, s);
-
- return 0;
-}
-
-int config_parse_socket_service(
- 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) {
-
- _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
- _cleanup_free_ char *p = NULL;
- Socket *s = data;
- Unit *x;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = unit_name_printf(UNIT(s), rvalue, &p);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!endswith(p, ".service")) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Unit must be of type service, ignoring: %s", rvalue);
- return 0;
- }
-
- r = manager_load_unit(UNIT(s)->manager, p, NULL, &error, &x);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to load unit %s, ignoring: %s", rvalue, bus_error_message(&error, r));
- return 0;
- }
-
- unit_ref_set(&s->service, x);
-
- return 0;
-}
-
-int config_parse_fdname(
- 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) {
-
- _cleanup_free_ char *p = NULL;
- Socket *s = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- s->fdname = mfree(s->fdname);
- return 0;
- }
-
- r = unit_name_printf(UNIT(s), rvalue, &p);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!fdname_is_valid(p)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid file descriptor name, ignoring: %s", p);
- return 0;
- }
-
- return free_and_replace(s->fdname, p);
-}
-
-int config_parse_service_sockets(
- 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) {
-
- Service *s = data;
- const char *p;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- p = rvalue;
- for (;;) {
- _cleanup_free_ char *word = NULL, *k = NULL;
-
- r = extract_first_word(&p, &word, NULL, 0);
- if (r == 0)
- break;
- if (r == -ENOMEM)
- return log_oom();
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Trailing garbage in sockets, ignoring: %s", rvalue);
- break;
- }
-
- r = unit_name_printf(UNIT(s), word, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %m");
- continue;
- }
-
- if (!endswith(k, ".socket")) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Unit must be of type socket, ignoring: %s", k);
- continue;
- }
-
- r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_WANTS, UNIT_AFTER, k, NULL, true);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add dependency on %s, ignoring: %m", k);
-
- r = unit_add_dependency_by_name(UNIT(s), UNIT_TRIGGERED_BY, k, NULL, true);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add dependency on %s, ignoring: %m", k);
- }
-
- return 0;
-}
-
-int config_parse_bus_name(
- 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) {
-
- _cleanup_free_ char *k = NULL;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", rvalue);
- return 0;
- }
-
- if (!service_name_is_valid(k)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid bus name %s, ignoring.", k);
- return 0;
- }
-
- return config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
-}
-
-int config_parse_service_timeout(
- 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) {
-
- Service *s = userdata;
- usec_t usec;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(s);
-
- /* This is called for three cases: TimeoutSec=, TimeoutStopSec= and TimeoutStartSec=. */
-
- r = parse_sec(rvalue, &usec);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse %s= parameter, ignoring: %s", lvalue, rvalue);
- return 0;
- }
-
- /* Traditionally, these options accepted 0 to disable the timeouts. However, a timeout of 0 suggests it happens
- * immediately, hence fix this to become USEC_INFINITY instead. This is in-line with how we internally handle
- * all other timeouts. */
- if (usec <= 0)
- usec = USEC_INFINITY;
-
- if (!streq(lvalue, "TimeoutStopSec")) {
- s->start_timeout_defined = true;
- s->timeout_start_usec = usec;
- }
-
- if (!streq(lvalue, "TimeoutStartSec"))
- s->timeout_stop_usec = usec;
-
- return 0;
-}
-
-int config_parse_sec_fix_0(
- 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) {
-
- usec_t *usec = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(usec);
-
- /* This is pretty much like config_parse_sec(), except that this treats a time of 0 as infinity, for
- * compatibility with older versions of systemd where 0 instead of infinity was used as indicator to turn off a
- * timeout. */
-
- r = parse_sec(rvalue, usec);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse %s= parameter, ignoring: %s", lvalue, rvalue);
- return 0;
- }
-
- if (*usec <= 0)
- *usec = USEC_INFINITY;
-
- return 0;
-}
-
-int config_parse_user_group(
- 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) {
-
- char **user = data, *n;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- if (isempty(rvalue))
- n = NULL;
- else {
- _cleanup_free_ char *k = NULL;
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers in %s, ignoring: %m", rvalue);
- return 0;
- }
-
- if (!valid_user_group_name_or_id(k)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid user/group name or numeric ID, ignoring: %s", k);
- return 0;
- }
-
- n = k;
- k = NULL;
- }
-
- free(*user);
- *user = n;
-
- return 0;
-}
-
-int config_parse_user_group_strv(
- 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) {
-
- char ***users = data;
- Unit *u = userdata;
- const char *p;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- if (isempty(rvalue)) {
- char **empty;
-
- empty = new0(char*, 1);
- if (!empty)
- return log_oom();
-
- strv_free(*users);
- *users = empty;
-
- return 0;
- }
-
- p = rvalue;
- for (;;) {
- _cleanup_free_ char *word = NULL, *k = NULL;
-
- r = extract_first_word(&p, &word, WHITESPACE, 0);
- if (r == 0)
- break;
- if (r == -ENOMEM)
- return log_oom();
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue);
- break;
- }
-
- r = unit_full_printf(u, word, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers in %s, ignoring: %m", word);
- continue;
- }
-
- if (!valid_user_group_name_or_id(k)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid user/group name or numeric ID, ignoring: %s", k);
- continue;
- }
-
- r = strv_push(users, k);
- if (r < 0)
- return log_oom();
-
- k = NULL;
- }
-
- return 0;
-}
-
-int config_parse_busname_service(
- 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) {
-
- _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
- BusName *n = data;
- int r;
- Unit *x;
- _cleanup_free_ char *p = NULL;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = unit_name_printf(UNIT(n), rvalue, &p);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!endswith(p, ".service")) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Unit must be of type service, ignoring: %s", rvalue);
- return 0;
- }
-
- r = manager_load_unit(UNIT(n)->manager, p, NULL, &error, &x);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to load unit %s, ignoring: %s", rvalue, bus_error_message(&error, r));
- return 0;
- }
-
- unit_ref_set(&n->service, x);
-
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_bus_policy_world, bus_policy_access, BusPolicyAccess, "Failed to parse bus name policy access");
-
-int config_parse_bus_policy(
- 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) {
-
- _cleanup_free_ BusNamePolicy *p = NULL;
- _cleanup_free_ char *id_str = NULL;
- BusName *busname = data;
- char *access_str;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- p = new0(BusNamePolicy, 1);
- if (!p)
- return log_oom();
-
- if (streq(lvalue, "AllowUser"))
- p->type = BUSNAME_POLICY_TYPE_USER;
- else if (streq(lvalue, "AllowGroup"))
- p->type = BUSNAME_POLICY_TYPE_GROUP;
- else
- assert_not_reached("Unknown lvalue");
-
- id_str = strdup(rvalue);
- if (!id_str)
- return log_oom();
-
- access_str = strpbrk(id_str, WHITESPACE);
- if (!access_str) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid busname policy value '%s'", rvalue);
- return 0;
- }
-
- *access_str = '\0';
- access_str++;
- access_str += strspn(access_str, WHITESPACE);
-
- p->access = bus_policy_access_from_string(access_str);
- if (p->access < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid busname policy access type '%s'", access_str);
- return 0;
- }
-
- p->name = id_str;
- id_str = NULL;
-
- LIST_PREPEND(policy, busname->policy, p);
- p = NULL;
-
- return 0;
-}
-
-int config_parse_working_directory(
- 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) {
-
- ExecContext *c = data;
- Unit *u = userdata;
- bool missing_ok;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(c);
- assert(u);
-
- if (rvalue[0] == '-') {
- missing_ok = true;
- rvalue++;
- } else
- missing_ok = false;
-
- if (streq(rvalue, "~")) {
- c->working_directory_home = true;
- c->working_directory = mfree(c->working_directory);
- } else {
- _cleanup_free_ char *k = NULL;
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers in working directory path '%s', ignoring: %m", rvalue);
- return 0;
- }
-
- path_kill_slashes(k);
-
- if (!utf8_is_valid(k)) {
- log_syntax_invalid_utf8(unit, LOG_ERR, filename, line, rvalue);
- return 0;
- }
-
- if (!path_is_absolute(k)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Working directory path '%s' is not absolute, ignoring.", rvalue);
- return 0;
- }
-
- free_and_replace(c->working_directory, k);
-
- c->working_directory_home = false;
- }
-
- c->working_directory_missing_ok = missing_ok;
- return 0;
-}
-
-int config_parse_unit_env_file(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) {
-
- char ***env = data;
- Unit *u = userdata;
- _cleanup_free_ char *n = NULL;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment frees the list */
- *env = strv_free(*env);
- return 0;
- }
-
- r = unit_full_printf(u, rvalue, &n);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!path_is_absolute(n[0] == '-' ? n + 1 : n)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Path '%s' is not absolute, ignoring.", n);
- return 0;
- }
-
- r = strv_extend(env, n);
- if (r < 0)
- return log_oom();
-
- return 0;
-}
-
-int config_parse_environ(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) {
-
- Unit *u = userdata;
- char*** env = data;
- const char *word, *state;
- size_t l;
- _cleanup_free_ char *k = NULL;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *env = strv_free(*env);
- 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;
- char **x;
-
- r = cunescape_length(word, l, 0, &n);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Couldn't unescape assignment, ignoring: %s", rvalue);
- 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);
- 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,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- const char *whole_rvalue = rvalue;
- char*** passenv = data;
- _cleanup_strv_free_ char **n = NULL;
- size_t nlen = 0, nbufsize = 0;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *passenv = strv_free(*passenv);
- return 0;
- }
-
- for (;;) {
- _cleanup_free_ char *word = NULL;
-
- r = extract_first_word(&rvalue, &word, WHITESPACE, EXTRACT_QUOTES);
- if (r == 0)
- break;
- if (r == -ENOMEM)
- return log_oom();
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r,
- "Trailing garbage in %s, ignoring: %s", lvalue, whole_rvalue);
- break;
- }
-
- if (!env_name_is_valid(word)) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid environment name for %s, ignoring: %s", lvalue, word);
- continue;
- }
-
- if (!GREEDY_REALLOC(n, nbufsize, nlen + 2))
- return log_oom();
- n[nlen++] = word;
- n[nlen] = NULL;
- word = NULL;
- }
-
- if (n) {
- r = strv_extend_strv(passenv, n, true);
- if (r < 0)
- return r;
- }
-
- return 0;
-}
-
-int config_parse_ip_tos(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) {
-
- int *ip_tos = data, x;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- x = ip_tos_from_string(rvalue);
- if (x < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IP TOS value, ignoring: %s", rvalue);
- return 0;
- }
-
- *ip_tos = x;
- return 0;
-}
-
-int config_parse_unit_condition_path(
- 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) {
-
- _cleanup_free_ char *p = NULL;
- Condition **list = data, *c;
- ConditionType t = ltype;
- bool trigger, negate;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *list = condition_free_list(*list);
- return 0;
- }
-
- trigger = rvalue[0] == '|';
- if (trigger)
- rvalue++;
-
- negate = rvalue[0] == '!';
- if (negate)
- rvalue++;
-
- r = unit_full_printf(u, rvalue, &p);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!path_is_absolute(p)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Path in condition not absolute, ignoring: %s", p);
- return 0;
- }
-
- c = condition_new(t, p, trigger, negate);
- if (!c)
- return log_oom();
-
- LIST_PREPEND(conditions, *list, c);
- return 0;
-}
-
-int config_parse_unit_condition_string(
- 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) {
-
- _cleanup_free_ char *s = NULL;
- Condition **list = data, *c;
- ConditionType t = ltype;
- bool trigger, negate;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *list = condition_free_list(*list);
- return 0;
- }
-
- trigger = rvalue[0] == '|';
- if (trigger)
- rvalue++;
-
- negate = rvalue[0] == '!';
- if (negate)
- rvalue++;
-
- r = unit_full_printf(u, rvalue, &s);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- c = condition_new(t, s, trigger, negate);
- if (!c)
- return log_oom();
-
- LIST_PREPEND(conditions, *list, c);
- return 0;
-}
-
-int config_parse_unit_condition_null(
- 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) {
-
- Condition **list = data, *c;
- bool trigger, negate;
- int b;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *list = condition_free_list(*list);
- return 0;
- }
-
- trigger = rvalue[0] == '|';
- if (trigger)
- rvalue++;
-
- negate = rvalue[0] == '!';
- if (negate)
- rvalue++;
-
- b = parse_boolean(rvalue);
- if (b < 0) {
- log_syntax(unit, LOG_ERR, filename, line, b, "Failed to parse boolean value in condition, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!b)
- negate = !negate;
-
- c = condition_new(CONDITION_NULL, NULL, trigger, negate);
- if (!c)
- return log_oom();
-
- LIST_PREPEND(conditions, *list, c);
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_notify_access, notify_access, NotifyAccess, "Failed to parse notify access specifier");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_emergency_action, emergency_action, EmergencyAction, "Failed to parse failure action specifier");
-
-int config_parse_unit_requires_mounts_for(
- 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) {
-
- Unit *u = userdata;
- const char *word, *state;
- size_t l;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- int r;
- _cleanup_free_ char *n;
-
- n = strndup(word, l);
- if (!n)
- return log_oom();
-
- if (!utf8_is_valid(n)) {
- log_syntax_invalid_utf8(unit, LOG_ERR, filename, line, rvalue);
- continue;
- }
-
- r = unit_require_mounts_for(u, n);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add required mount for, ignoring: %s", rvalue);
- continue;
- }
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_documentation(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) {
-
- Unit *u = userdata;
- int r;
- char **a, **b;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- u->documentation = strv_free(u->documentation);
- return 0;
- }
-
- r = config_parse_unit_strv_printf(unit, filename, line, section, section_line, lvalue, ltype,
- rvalue, data, userdata);
- if (r < 0)
- return r;
-
- for (a = b = u->documentation; a && *a; a++) {
-
- if (documentation_url_is_valid(*a))
- *(b++) = *a;
- else {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid URL, ignoring: %s", *a);
- free(*a);
- }
- }
- if (b)
- *b = NULL;
-
- return r;
-}
-
-#ifdef HAVE_SECCOMP
-
-static int syscall_filter_parse_one(
- const char *unit,
- const char *filename,
- unsigned line,
- ExecContext *c,
- bool invert,
- const char *t,
- bool warn) {
- int r;
-
- if (t[0] == '@') {
- const SyscallFilterSet *set;
- const char *i;
-
- set = syscall_filter_set_find(t);
- if (!set) {
- if (warn)
- log_syntax(unit, LOG_WARNING, filename, line, 0, "Don't know system call group, ignoring: %s", t);
- return 0;
- }
-
- NULSTR_FOREACH(i, set->value) {
- r = syscall_filter_parse_one(unit, filename, line, c, invert, i, false);
- if (r < 0)
- return r;
- }
- } else {
- int id;
-
- id = seccomp_syscall_resolve_name(t);
- if (id == __NR_SCMP_ERROR) {
- if (warn)
- log_syntax(unit, LOG_WARNING, filename, line, 0, "Failed to parse system call, ignoring: %s", t);
- return 0;
- }
-
- /* If we previously wanted to forbid a syscall and now
- * we want to allow it, then remove it from the list
- */
- if (!invert == c->syscall_whitelist) {
- r = set_put(c->syscall_filter, INT_TO_PTR(id + 1));
- if (r == 0)
- return 0;
- if (r < 0)
- return log_oom();
- } else
- (void) set_remove(c->syscall_filter, INT_TO_PTR(id + 1));
- }
-
- return 0;
-}
-
-int config_parse_syscall_filter(
- 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) {
-
- ExecContext *c = data;
- Unit *u = userdata;
- bool invert = false;
- const char *p;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- c->syscall_filter = set_free(c->syscall_filter);
- c->syscall_whitelist = false;
- return 0;
- }
-
- if (rvalue[0] == '~') {
- invert = true;
- rvalue++;
- }
-
- if (!c->syscall_filter) {
- c->syscall_filter = set_new(NULL);
- if (!c->syscall_filter)
- return log_oom();
-
- if (invert)
- /* Allow everything but the ones listed */
- c->syscall_whitelist = false;
- else {
- /* Allow nothing but the ones listed */
- c->syscall_whitelist = true;
-
- /* Accept default syscalls if we are on a whitelist */
- r = syscall_filter_parse_one(unit, filename, line, c, false, "@default", false);
- if (r < 0)
- return r;
- }
- }
-
- p = rvalue;
- for (;;) {
- _cleanup_free_ char *word = NULL;
-
- r = extract_first_word(&p, &word, NULL, 0);
- if (r == 0)
- break;
- if (r == -ENOMEM)
- return log_oom();
- if (r < 0) {
- log_syntax(unit, LOG_WARNING, filename, line, r, "Invalid syntax, ignoring: %s", rvalue);
- break;
- }
-
- r = syscall_filter_parse_one(unit, filename, line, c, invert, word, true);
- if (r < 0)
- return r;
- }
-
- return 0;
-}
-
-int config_parse_syscall_archs(
- 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) {
-
- Set **archs = data;
- const char *word, *state;
- size_t l;
- int r;
-
- if (isempty(rvalue)) {
- *archs = set_free(*archs);
- return 0;
- }
-
- r = set_ensure_allocated(archs, NULL);
- if (r < 0)
- return log_oom();
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL;
- uint32_t a;
-
- t = strndup(word, l);
- if (!t)
- 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);
- 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(
- 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) {
-
- ExecContext *c = data;
- int e;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets to KILL */
- c->syscall_errno = 0;
- return 0;
- }
-
- e = errno_from_name(rvalue);
- if (e < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse error number, ignoring: %s", rvalue);
- return 0;
- }
-
- c->syscall_errno = e;
- return 0;
-}
-
-int config_parse_address_families(
- 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) {
-
- ExecContext *c = data;
- bool invert = false;
- const char *word, *state;
- size_t l;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- c->address_families = set_free(c->address_families);
- c->address_families_whitelist = false;
- return 0;
- }
-
- if (rvalue[0] == '~') {
- invert = true;
- rvalue++;
- }
-
- if (!c->address_families) {
- c->address_families = set_new(NULL);
- if (!c->address_families)
- return log_oom();
-
- c->address_families_whitelist = !invert;
- }
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL;
- int af;
-
- t = strndup(word, l);
- if (!t)
- return log_oom();
-
- af = af_from_name(t);
- if (af <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse address family, ignoring: %s", t);
- continue;
- }
-
- /* If we previously wanted to forbid an address family and now
- * we want to allow it, then 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
-
-int config_parse_unit_slice(
- 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) {
-
- _cleanup_free_ char *k = NULL;
- Unit *u = userdata, *slice = NULL;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_name_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s. Ignoring.", rvalue);
- return 0;
- }
-
- r = manager_load_unit(u->manager, k, NULL, NULL, &slice);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to load slice unit %s. Ignoring.", k);
- return 0;
- }
-
- r = unit_set_slice(u, slice);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to assign slice %s to unit %s. Ignoring.", slice->id, u->id);
- return 0;
- }
-
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_device_policy, cgroup_device_policy, CGroupDevicePolicy, "Failed to parse device policy");
-
-int config_parse_cpu_weight(
- 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 *weight = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- r = cg_weight_parse(rvalue, weight);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "CPU weight '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_cpu_shares(
- 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 *shares = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- r = cg_cpu_shares_parse(rvalue, shares);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "CPU shares '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_cpu_quota(
- 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) {
-
- CGroupContext *c = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- c->cpu_quota_per_sec_usec = USEC_INFINITY;
- return 0;
- }
-
- r = parse_percent_unbounded(rvalue);
- if (r <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "CPU quota '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- c->cpu_quota_per_sec_usec = ((usec_t) r * USEC_PER_SEC) / 100U;
- return 0;
-}
-
-int config_parse_memory_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) {
-
- CGroupContext *c = data;
- uint64_t bytes = CGROUP_LIMIT_MAX;
- int r;
-
- if (!isempty(rvalue) && !streq(rvalue, "infinity")) {
-
- r = parse_percent(rvalue);
- if (r < 0) {
- r = parse_size(rvalue, 1024, &bytes);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Memory limit '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
- } else
- bytes = physical_memory_scale(r, 100U);
-
- if (bytes <= 0 || bytes >= UINT64_MAX) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Memory limit '%s' out of range. Ignoring.", rvalue);
- return 0;
- }
- }
-
- if (streq(lvalue, "MemoryLow"))
- c->memory_low = bytes;
- else if (streq(lvalue, "MemoryHigh"))
- c->memory_high = bytes;
- else if (streq(lvalue, "MemoryMax"))
- c->memory_max = bytes;
- else if (streq(lvalue, "MemorySwapMax"))
- c->memory_swap_max = bytes;
- else if (streq(lvalue, "MemoryLimit"))
- c->memory_limit = bytes;
- else
- return -EINVAL;
-
- return 0;
-}
-
-int config_parse_tasks_max(
- 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 *tasks_max = data, v;
- Unit *u = userdata;
- int r;
-
- if (isempty(rvalue)) {
- *tasks_max = u->manager->default_tasks_max;
- return 0;
- }
-
- if (streq(rvalue, "infinity")) {
- *tasks_max = CGROUP_LIMIT_MAX;
- return 0;
- }
-
- r = parse_percent(rvalue);
- if (r < 0) {
- r = safe_atou64(rvalue, &v);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Maximum tasks value '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
- } else
- v = system_tasks_max_scale(r, 100U);
-
- if (v <= 0 || v >= UINT64_MAX) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Maximum tasks value '%s' out of range. Ignoring.", rvalue);
- return 0;
- }
-
- *tasks_max = v;
- return 0;
-}
-
-int config_parse_device_allow(
- 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) {
-
- _cleanup_free_ char *path = NULL, *t = NULL;
- CGroupContext *c = data;
- CGroupDeviceAllow *a;
- const char *m = NULL;
- size_t n;
- int r;
-
- if (isempty(rvalue)) {
- while (c->device_allow)
- cgroup_context_free_device_allow(c, c->device_allow);
-
- return 0;
- }
-
- r = unit_full_printf(userdata, rvalue, &t);
- if(r < 0) {
- log_syntax(unit, LOG_WARNING, filename, line, r,
- "Failed to resolve specifiers in %s, ignoring: %m",
- rvalue);
- }
-
- n = strcspn(t, WHITESPACE);
-
- path = strndup(t, n);
- if (!path)
- return log_oom();
-
- if (!is_deviceallow_pattern(path)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid device node path '%s'. Ignoring.", path);
- return 0;
- }
-
- m = t + n + strspn(t + n, WHITESPACE);
- if (isempty(m))
- m = "rwm";
-
- if (!in_charset(m, "rwm")) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid device rights '%s'. Ignoring.", m);
- return 0;
- }
-
- a = new0(CGroupDeviceAllow, 1);
- if (!a)
- return log_oom();
-
- a->path = path;
- path = NULL;
- a->r = !!strchr(m, 'r');
- a->w = !!strchr(m, 'w');
- a->m = !!strchr(m, 'm');
-
- LIST_PREPEND(device_allow, c->device_allow, a);
- return 0;
-}
-
-int config_parse_io_weight(
- 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 *weight = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- r = cg_weight_parse(rvalue, weight);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "IO weight '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_io_device_weight(
- 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) {
-
- _cleanup_free_ char *path = NULL;
- CGroupIODeviceWeight *w;
- CGroupContext *c = data;
- const char *weight;
- uint64_t u;
- size_t n;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- while (c->io_device_weights)
- cgroup_context_free_io_device_weight(c, c->io_device_weights);
-
- return 0;
- }
-
- n = strcspn(rvalue, WHITESPACE);
- weight = rvalue + n;
- weight += strspn(weight, WHITESPACE);
-
- if (isempty(weight)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Expected block device and device weight. Ignoring.");
- return 0;
- }
-
- path = strndup(rvalue, n);
- if (!path)
- return log_oom();
-
- if (!path_startswith(path, "/dev")) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid device node path '%s'. Ignoring.", path);
- return 0;
- }
-
- r = cg_weight_parse(weight, &u);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "IO weight '%s' invalid. Ignoring.", weight);
- return 0;
- }
-
- assert(u != CGROUP_WEIGHT_INVALID);
-
- w = new0(CGroupIODeviceWeight, 1);
- if (!w)
- return log_oom();
-
- w->path = path;
- path = NULL;
-
- w->weight = u;
-
- LIST_PREPEND(device_weights, c->io_device_weights, w);
- return 0;
-}
-
-int config_parse_io_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) {
-
- _cleanup_free_ char *path = NULL;
- CGroupIODeviceLimit *l = NULL, *t;
- CGroupContext *c = data;
- CGroupIOLimitType type;
- const char *limit;
- uint64_t num;
- size_t n;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- type = cgroup_io_limit_type_from_string(lvalue);
- assert(type >= 0);
-
- if (isempty(rvalue)) {
- LIST_FOREACH(device_limits, l, c->io_device_limits)
- l->limits[type] = cgroup_io_limit_defaults[type];
- return 0;
- }
-
- n = strcspn(rvalue, WHITESPACE);
- limit = rvalue + n;
- limit += strspn(limit, WHITESPACE);
-
- if (!*limit) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Expected space separated pair of device node and bandwidth. Ignoring.");
- return 0;
- }
-
- path = strndup(rvalue, n);
- if (!path)
- return log_oom();
-
- if (!path_startswith(path, "/dev")) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid device node path '%s'. Ignoring.", path);
- return 0;
- }
-
- if (streq("infinity", limit)) {
- num = CGROUP_LIMIT_MAX;
- } else {
- r = parse_size(limit, 1000, &num);
- if (r < 0 || num <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "IO Limit '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
- }
-
- LIST_FOREACH(device_limits, t, c->io_device_limits) {
- if (path_equal(path, t->path)) {
- l = t;
- break;
- }
- }
-
- if (!l) {
- CGroupIOLimitType ttype;
-
- l = new0(CGroupIODeviceLimit, 1);
- if (!l)
- return log_oom();
-
- l->path = path;
- path = NULL;
- for (ttype = 0; ttype < _CGROUP_IO_LIMIT_TYPE_MAX; ttype++)
- l->limits[ttype] = cgroup_io_limit_defaults[ttype];
-
- LIST_PREPEND(device_limits, c->io_device_limits, l);
- }
-
- l->limits[type] = num;
-
- return 0;
-}
-
-int config_parse_blockio_weight(
- 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 *weight = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- r = cg_blkio_weight_parse(rvalue, weight);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Block IO weight '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_blockio_device_weight(
- 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) {
-
- _cleanup_free_ char *path = NULL;
- CGroupBlockIODeviceWeight *w;
- CGroupContext *c = data;
- const char *weight;
- uint64_t u;
- size_t n;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- while (c->blockio_device_weights)
- cgroup_context_free_blockio_device_weight(c, c->blockio_device_weights);
-
- return 0;
- }
-
- n = strcspn(rvalue, WHITESPACE);
- weight = rvalue + n;
- weight += strspn(weight, WHITESPACE);
-
- if (isempty(weight)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Expected block device and device weight. Ignoring.");
- return 0;
- }
-
- path = strndup(rvalue, n);
- if (!path)
- return log_oom();
-
- if (!path_startswith(path, "/dev")) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid device node path '%s'. Ignoring.", path);
- return 0;
- }
-
- r = cg_blkio_weight_parse(weight, &u);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Block IO weight '%s' invalid. Ignoring.", weight);
- return 0;
- }
-
- assert(u != CGROUP_BLKIO_WEIGHT_INVALID);
-
- w = new0(CGroupBlockIODeviceWeight, 1);
- if (!w)
- return log_oom();
-
- w->path = path;
- path = NULL;
-
- w->weight = u;
-
- LIST_PREPEND(device_weights, c->blockio_device_weights, w);
- return 0;
-}
-
-int config_parse_blockio_bandwidth(
- 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) {
-
- _cleanup_free_ char *path = NULL;
- CGroupBlockIODeviceBandwidth *b = NULL, *t;
- CGroupContext *c = data;
- const char *bandwidth;
- uint64_t bytes;
- bool read;
- size_t n;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- read = streq("BlockIOReadBandwidth", lvalue);
-
- if (isempty(rvalue)) {
- LIST_FOREACH(device_bandwidths, b, c->blockio_device_bandwidths) {
- b->rbps = CGROUP_LIMIT_MAX;
- b->wbps = CGROUP_LIMIT_MAX;
- }
- return 0;
- }
-
- n = strcspn(rvalue, WHITESPACE);
- bandwidth = rvalue + n;
- bandwidth += strspn(bandwidth, WHITESPACE);
-
- if (!*bandwidth) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Expected space separated pair of device node and bandwidth. Ignoring.");
- return 0;
- }
-
- path = strndup(rvalue, n);
- if (!path)
- return log_oom();
-
- if (!path_startswith(path, "/dev")) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid device node path '%s'. Ignoring.", path);
- return 0;
- }
-
- r = parse_size(bandwidth, 1000, &bytes);
- if (r < 0 || bytes <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Block IO Bandwidth '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- LIST_FOREACH(device_bandwidths, t, c->blockio_device_bandwidths) {
- if (path_equal(path, t->path)) {
- b = t;
- break;
- }
- }
-
- if (!t) {
- b = new0(CGroupBlockIODeviceBandwidth, 1);
- if (!b)
- return log_oom();
-
- b->path = path;
- path = NULL;
- b->rbps = CGROUP_LIMIT_MAX;
- b->wbps = CGROUP_LIMIT_MAX;
-
- LIST_PREPEND(device_bandwidths, c->blockio_device_bandwidths, b);
- }
-
- if (read)
- b->rbps = bytes;
- else
- b->wbps = bytes;
-
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_job_mode, job_mode, JobMode, "Failed to parse job mode");
-
-int config_parse_job_mode_isolate(
- 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) {
-
- JobMode *m = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- r = parse_boolean(rvalue);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse boolean, ignoring: %s", rvalue);
- return 0;
- }
-
- *m = r ? JOB_ISOLATE : JOB_REPLACE;
- return 0;
-}
-
-int config_parse_runtime_directory(
- 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) {
-
- char***rt = data;
- Unit *u = userdata;
- const char *word, *state;
- size_t l;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *rt = strv_free(*rt);
- return 0;
- }
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL, *n = NULL;
-
- t = strndup(word, l);
- if (!t)
- 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");
- continue;
- }
-
- if (!filename_is_valid(n)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Runtime directory is not valid, ignoring assignment: %s", rvalue);
- continue;
- }
-
- r = strv_push(rt, n);
- if (r < 0)
- return log_oom();
-
- n = NULL;
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_set_status(
- 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) {
-
- size_t l;
- const char *word, *state;
- int r;
- ExitStatusSet *status_set = data;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- /* Empty assignment resets the list */
- if (isempty(rvalue)) {
- exit_status_set_free(status_set);
- return 0;
- }
-
- FOREACH_WORD(word, l, rvalue, state) {
- _cleanup_free_ char *temp;
- int val;
- Set **set;
-
- temp = strndup(word, l);
- if (!temp)
- return log_oom();
-
- r = safe_atoi(temp, &val);
- if (r < 0) {
- val = signal_from_string_try_harder(temp);
-
- if (val <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse value, ignoring: %s", word);
- continue;
- }
- set = &status_set->signal;
- } else {
- if (val < 0 || val > 255) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Value %d is outside range 0-255, ignoring", val);
- continue;
- }
- set = &status_set->status;
- }
-
- r = set_ensure_allocated(set, NULL);
- if (r < 0)
- return log_oom();
-
- r = set_put(*set, INT_TO_PTR(val));
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Unable to store: %s", word);
- return r;
- }
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_namespace_path_strv(
- 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) {
-
- char*** sv = data;
- const char *prev;
- const char *cur;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *sv = strv_free(*sv);
- return 0;
- }
-
- prev = cur = rvalue;
- for (;;) {
- _cleanup_free_ char *word = NULL;
- int offset;
-
- r = extract_first_word(&cur, &word, NULL, EXTRACT_QUOTES);
- if (r == 0)
- break;
- if (r == -ENOMEM)
- return log_oom();
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Trailing garbage, ignoring: %s", prev);
- return 0;
- }
-
- if (!utf8_is_valid(word)) {
- log_syntax_invalid_utf8(unit, LOG_ERR, filename, line, word);
- prev = cur;
- continue;
- }
-
- offset = word[0] == '-';
- if (!path_is_absolute(word + offset)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Not an absolute path, ignoring: %s", word);
- prev = cur;
- continue;
- }
-
- path_kill_slashes(word + offset);
-
- r = strv_push(sv, word);
- if (r < 0)
- return log_oom();
-
- prev = cur;
- word = NULL;
- }
-
- return 0;
-}
-
-int config_parse_no_new_privileges(
- 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) {
-
- ExecContext *c = data;
- int k;
-
- 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;
- }
-
- c->no_new_privileges = k;
- c->no_new_privileges_set = true;
-
- return 0;
-}
-
-int config_parse_protect_home(
- 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) {
-
- ExecContext *c = data;
- int k;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- /* Our enum shall be a superset of booleans, hence first try
- * to parse as boolean, and then as enum */
-
- k = parse_boolean(rvalue);
- if (k > 0)
- c->protect_home = PROTECT_HOME_YES;
- else if (k == 0)
- c->protect_home = PROTECT_HOME_NO;
- else {
- ProtectHome h;
-
- h = protect_home_from_string(rvalue);
- if (h < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse protect home value, ignoring: %s", rvalue);
- return 0;
- }
-
- c->protect_home = h;
- }
-
- return 0;
-}
-
-int config_parse_protect_system(
- 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) {
-
- ExecContext *c = data;
- int k;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- /* Our enum shall be a superset of booleans, hence first try
- * to parse as boolean, and then as enum */
-
- k = parse_boolean(rvalue);
- if (k > 0)
- c->protect_system = PROTECT_SYSTEM_YES;
- else if (k == 0)
- c->protect_system = PROTECT_SYSTEM_NO;
- else {
- ProtectSystem s;
-
- s = protect_system_from_string(rvalue);
- if (s < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse protect system value, ignoring: %s", rvalue);
- return 0;
- }
-
- c->protect_system = s;
- }
-
- return 0;
-}
-
-#define FOLLOW_MAX 8
-
-static int open_follow(char **filename, FILE **_f, Set *names, char **_final) {
- char *id = NULL;
- unsigned c = 0;
- int fd, r;
- FILE *f;
-
- assert(filename);
- assert(*filename);
- assert(_f);
- assert(names);
-
- /* This will update the filename pointer if the loaded file is
- * reached by a symlink. The old string will be freed. */
-
- for (;;) {
- char *target, *name;
-
- if (c++ >= FOLLOW_MAX)
- return -ELOOP;
-
- path_kill_slashes(*filename);
-
- /* Add the file name we are currently looking at to
- * the names of this unit, but only if it is a valid
- * unit name. */
- name = basename(*filename);
- if (unit_name_is_valid(name, UNIT_NAME_ANY)) {
-
- id = set_get(names, name);
- if (!id) {
- id = strdup(name);
- if (!id)
- return -ENOMEM;
-
- r = set_consume(names, id);
- if (r < 0)
- return r;
- }
- }
-
- /* Try to open the file name, but don't if its a symlink */
- fd = open(*filename, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW);
- if (fd >= 0)
- break;
-
- if (errno != ELOOP)
- return -errno;
-
- /* Hmm, so this is a symlink. Let's read the name, and follow it manually */
- r = readlink_and_make_absolute(*filename, &target);
- if (r < 0)
- return r;
-
- free(*filename);
- *filename = target;
- }
-
- f = fdopen(fd, "re");
- if (!f) {
- safe_close(fd);
- return -errno;
- }
-
- *_f = f;
- *_final = id;
-
- return 0;
-}
-
-static int merge_by_names(Unit **u, Set *names, const char *id) {
- char *k;
- int r;
-
- assert(u);
- assert(*u);
- assert(names);
-
- /* Let's try to add in all symlink names we found */
- while ((k = set_steal_first(names))) {
-
- /* First try to merge in the other name into our
- * unit */
- r = unit_merge_by_name(*u, k);
- if (r < 0) {
- Unit *other;
-
- /* Hmm, we couldn't merge the other unit into
- * ours? Then let's try it the other way
- * round */
-
- /* If the symlink name we are looking at is unit template, then
- we must search for instance of this template */
- if (unit_name_is_valid(k, UNIT_NAME_TEMPLATE) && (*u)->instance) {
- _cleanup_free_ char *instance = NULL;
-
- r = unit_name_replace_instance(k, (*u)->instance, &instance);
- if (r < 0)
- return r;
-
- other = manager_get_unit((*u)->manager, instance);
- } else
- other = manager_get_unit((*u)->manager, k);
-
- free(k);
-
- if (other) {
- r = unit_merge(other, *u);
- if (r >= 0) {
- *u = other;
- return merge_by_names(u, names, NULL);
- }
- }
-
- return r;
- }
-
- if (id == k)
- unit_choose_id(*u, id);
-
- free(k);
- }
-
- return 0;
-}
-
-static int load_from_path(Unit *u, const char *path) {
- _cleanup_set_free_free_ Set *symlink_names = NULL;
- _cleanup_fclose_ FILE *f = NULL;
- _cleanup_free_ char *filename = NULL;
- char *id = NULL;
- Unit *merged;
- struct stat st;
- int r;
-
- assert(u);
- assert(path);
-
- symlink_names = set_new(&string_hash_ops);
- if (!symlink_names)
- return -ENOMEM;
-
- if (path_is_absolute(path)) {
-
- filename = strdup(path);
- if (!filename)
- return -ENOMEM;
-
- r = open_follow(&filename, &f, symlink_names, &id);
- if (r < 0) {
- filename = mfree(filename);
- if (r != -ENOENT)
- return r;
- }
-
- } else {
- char **p;
-
- STRV_FOREACH(p, u->manager->lookup_paths.search_path) {
-
- /* Instead of opening the path right away, we manually
- * follow all symlinks and add their name to our unit
- * name set while doing so */
- filename = path_make_absolute(path, *p);
- if (!filename)
- return -ENOMEM;
-
- if (u->manager->unit_path_cache &&
- !set_get(u->manager->unit_path_cache, filename))
- r = -ENOENT;
- else
- r = open_follow(&filename, &f, symlink_names, &id);
- if (r >= 0)
- break;
- filename = mfree(filename);
-
- /* ENOENT means that the file is missing or is a dangling symlink.
- * ENOTDIR means that one of paths we expect to be is a directory
- * is not a directory, we should just ignore that.
- * EACCES means that the directory or file permissions are wrong.
- */
- if (r == -EACCES)
- log_debug_errno(r, "Cannot access \"%s\": %m", filename);
- else if (!IN_SET(r, -ENOENT, -ENOTDIR))
- return r;
-
- /* Empty the symlink names for the next run */
- set_clear_free(symlink_names);
- }
- }
-
- if (!filename)
- /* Hmm, no suitable file found? */
- return 0;
-
- if (!unit_type_may_alias(u->type) && set_size(symlink_names) > 1) {
- log_unit_warning(u, "Unit type of %s does not support alias names, refusing loading via symlink.", u->id);
- return -ELOOP;
- }
-
- merged = u;
- r = merge_by_names(&merged, symlink_names, id);
- if (r < 0)
- return r;
-
- if (merged != u) {
- u->load_state = UNIT_MERGED;
- return 0;
- }
-
- if (fstat(fileno(f), &st) < 0)
- return -errno;
-
- if (null_or_empty(&st)) {
- u->load_state = UNIT_MASKED;
- u->fragment_mtime = 0;
- } else {
- u->load_state = UNIT_LOADED;
- u->fragment_mtime = timespec_load(&st.st_mtim);
-
- /* Now, parse the file contents */
- r = config_parse(u->id, filename, f,
- UNIT_VTABLE(u)->sections,
- config_item_perf_lookup, load_fragment_gperf_lookup,
- false, true, false, u);
- if (r < 0)
- return r;
- }
-
- free(u->fragment_path);
- u->fragment_path = filename;
- filename = NULL;
-
- if (u->source_path) {
- if (stat(u->source_path, &st) >= 0)
- u->source_mtime = timespec_load(&st.st_mtim);
- else
- u->source_mtime = 0;
- }
-
- return 0;
-}
-
-int unit_load_fragment(Unit *u) {
- int r;
- Iterator i;
- const char *t;
-
- assert(u);
- assert(u->load_state == UNIT_STUB);
- assert(u->id);
-
- if (u->transient) {
- u->load_state = UNIT_LOADED;
- return 0;
- }
-
- /* First, try to find the unit under its id. We always look
- * for unit files in the default directories, to make it easy
- * to override things by placing things in /etc/systemd/system */
- r = load_from_path(u, u->id);
- if (r < 0)
- return r;
-
- /* Try to find an alias we can load this with */
- if (u->load_state == UNIT_STUB) {
- SET_FOREACH(t, u->names, i) {
-
- if (t == u->id)
- continue;
-
- r = load_from_path(u, t);
- if (r < 0)
- return r;
-
- if (u->load_state != UNIT_STUB)
- break;
- }
- }
-
- /* And now, try looking for it under the suggested (originally linked) path */
- if (u->load_state == UNIT_STUB && u->fragment_path) {
-
- r = load_from_path(u, u->fragment_path);
- if (r < 0)
- return r;
-
- if (u->load_state == UNIT_STUB)
- /* Hmm, this didn't work? Then let's get rid
- * of the fragment path stored for us, so that
- * we don't point to an invalid location. */
- u->fragment_path = mfree(u->fragment_path);
- }
-
- /* Look for a template */
- if (u->load_state == UNIT_STUB && u->instance) {
- _cleanup_free_ char *k = NULL;
-
- r = unit_name_template(u->id, &k);
- if (r < 0)
- return r;
-
- r = load_from_path(u, k);
- if (r < 0)
- return r;
-
- if (u->load_state == UNIT_STUB) {
- SET_FOREACH(t, u->names, i) {
- _cleanup_free_ char *z = NULL;
-
- if (t == u->id)
- continue;
-
- r = unit_name_template(t, &z);
- if (r < 0)
- return r;
-
- r = load_from_path(u, z);
- if (r < 0)
- return r;
-
- if (u->load_state != UNIT_STUB)
- break;
- }
- }
- }
-
- return 0;
-}
-
-void unit_dump_config_items(FILE *f) {
- static const struct {
- const ConfigParserCallback callback;
- const char *rvalue;
- } table[] = {
-#if !defined(HAVE_SYSV_COMPAT) || !defined(HAVE_SECCOMP) || !defined(HAVE_PAM) || !defined(HAVE_SELINUX) || !defined(HAVE_SMACK) || !defined(HAVE_APPARMOR)
- { config_parse_warn_compat, "NOTSUPPORTED" },
-#endif
- { config_parse_int, "INTEGER" },
- { config_parse_unsigned, "UNSIGNED" },
- { config_parse_iec_size, "SIZE" },
- { config_parse_iec_uint64, "SIZE" },
- { config_parse_si_size, "SIZE" },
- { config_parse_bool, "BOOLEAN" },
- { config_parse_string, "STRING" },
- { config_parse_path, "PATH" },
- { config_parse_unit_path_printf, "PATH" },
- { config_parse_strv, "STRING [...]" },
- { config_parse_exec_nice, "NICE" },
- { config_parse_exec_oom_score_adjust, "OOMSCOREADJUST" },
- { config_parse_exec_io_class, "IOCLASS" },
- { config_parse_exec_io_priority, "IOPRIORITY" },
- { config_parse_exec_cpu_sched_policy, "CPUSCHEDPOLICY" },
- { config_parse_exec_cpu_sched_prio, "CPUSCHEDPRIO" },
- { config_parse_exec_cpu_affinity, "CPUAFFINITY" },
- { config_parse_mode, "MODE" },
- { config_parse_unit_env_file, "FILE" },
- { config_parse_exec_output, "OUTPUT" },
- { config_parse_exec_input, "INPUT" },
- { config_parse_log_facility, "FACILITY" },
- { config_parse_log_level, "LEVEL" },
- { config_parse_exec_secure_bits, "SECUREBITS" },
- { config_parse_capability_set, "BOUNDINGSET" },
- { config_parse_limit, "LIMIT" },
- { config_parse_unit_deps, "UNIT [...]" },
- { config_parse_exec, "PATH [ARGUMENT [...]]" },
- { config_parse_service_type, "SERVICETYPE" },
- { config_parse_service_restart, "SERVICERESTART" },
-#ifdef HAVE_SYSV_COMPAT
- { config_parse_sysv_priority, "SYSVPRIORITY" },
-#endif
- { config_parse_kill_mode, "KILLMODE" },
- { config_parse_signal, "SIGNAL" },
- { config_parse_socket_listen, "SOCKET [...]" },
- { config_parse_socket_bind, "SOCKETBIND" },
- { config_parse_socket_bindtodevice, "NETWORKINTERFACE" },
- { config_parse_sec, "SECONDS" },
- { config_parse_nsec, "NANOSECONDS" },
- { config_parse_namespace_path_strv, "PATH [...]" },
- { config_parse_unit_requires_mounts_for, "PATH [...]" },
- { config_parse_exec_mount_flags, "MOUNTFLAG [...]" },
- { config_parse_unit_string_printf, "STRING" },
- { config_parse_trigger_unit, "UNIT" },
- { config_parse_timer, "TIMER" },
- { config_parse_path_spec, "PATH" },
- { config_parse_notify_access, "ACCESS" },
- { config_parse_ip_tos, "TOS" },
- { config_parse_unit_condition_path, "CONDITION" },
- { config_parse_unit_condition_string, "CONDITION" },
- { config_parse_unit_condition_null, "CONDITION" },
- { config_parse_unit_slice, "SLICE" },
- { config_parse_documentation, "URL" },
- { config_parse_service_timeout, "SECONDS" },
- { config_parse_emergency_action, "ACTION" },
- { config_parse_set_status, "STATUS" },
- { config_parse_service_sockets, "SOCKETS" },
- { config_parse_environ, "ENVIRON" },
-#ifdef HAVE_SECCOMP
- { config_parse_syscall_filter, "SYSCALLS" },
- { config_parse_syscall_archs, "ARCHS" },
- { config_parse_syscall_errno, "ERRNO" },
- { config_parse_address_families, "FAMILIES" },
-#endif
- { config_parse_cpu_shares, "SHARES" },
- { config_parse_cpu_weight, "WEIGHT" },
- { config_parse_memory_limit, "LIMIT" },
- { config_parse_device_allow, "DEVICE" },
- { config_parse_device_policy, "POLICY" },
- { config_parse_io_limit, "LIMIT" },
- { config_parse_io_weight, "WEIGHT" },
- { config_parse_io_device_weight, "DEVICEWEIGHT" },
- { config_parse_blockio_bandwidth, "BANDWIDTH" },
- { config_parse_blockio_weight, "WEIGHT" },
- { config_parse_blockio_device_weight, "DEVICEWEIGHT" },
- { config_parse_long, "LONG" },
- { config_parse_socket_service, "SERVICE" },
-#ifdef HAVE_SELINUX
- { config_parse_exec_selinux_context, "LABEL" },
-#endif
- { config_parse_job_mode, "MODE" },
- { config_parse_job_mode_isolate, "BOOLEAN" },
- { config_parse_personality, "PERSONALITY" },
- };
-
- const char *prev = NULL;
- const char *i;
-
- assert(f);
-
- NULSTR_FOREACH(i, load_fragment_gperf_nulstr) {
- const char *rvalue = "OTHER", *lvalue;
- unsigned j;
- size_t prefix_len;
- const char *dot;
- const ConfigPerfItem *p;
-
- assert_se(p = load_fragment_gperf_lookup(i, strlen(i)));
-
- dot = strchr(i, '.');
- lvalue = dot ? dot + 1 : i;
- prefix_len = dot-i;
-
- if (dot)
- if (!prev || !strneq(prev, i, prefix_len+1)) {
- if (prev)
- fputc('\n', f);
-
- fprintf(f, "[%.*s]\n", (int) prefix_len, i);
- }
-
- for (j = 0; j < ELEMENTSOF(table); j++)
- if (p->parse == table[j].callback) {
- rvalue = table[j].rvalue;
- break;
- }
-
- fprintf(f, "%s=%s\n", lvalue, rvalue);
- prev = i;
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 14:23:50 +0000