From c0b346969d79c6b405f9ca23ce18655fda1651d6 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 17 Aug 2010 03:30:53 +0200 Subject: [PATCH] load-fragment: make parser more forgiving --- src/conf-parser.h | 5 +- src/load-fragment.c | 176 +++++++++++++++++++++++--------------------- units/.gitignore | 1 + 3 files changed, 97 insertions(+), 85 deletions(-) diff --git a/src/conf-parser.h b/src/conf-parser.h index 27970765..43469a3f 100644 --- a/src/conf-parser.h +++ b/src/conf-parser.h @@ -71,8 +71,8 @@ int config_parse_path_strv(const char *filename, unsigned line, const char *sect assert(data); \ \ if ((x = name##_from_string(rvalue)) < 0) { \ - log_error("[%s:%u] " msg ": %s", filename, line, rvalue); \ - return -EBADMSG; \ + log_error("[%s:%u] " msg ", ignoring: %s", filename, line, rvalue); \ + return 0; \ } \ \ *i = x; \ @@ -80,5 +80,4 @@ int config_parse_path_strv(const char *filename, unsigned line, const char *sect return 0; \ } - #endif diff --git a/src/load-fragment.c b/src/load-fragment.c index 0c58ed1e..185c0775 100644 --- a/src/load-fragment.c +++ b/src/load-fragment.c @@ -77,10 +77,14 @@ static int config_parse_deps( return -ENOMEM; r = unit_add_dependency_by_name(u, d, k, NULL, true); - free(k); - if (r < 0) - return r; + if (r < 0) { + log_error("Failed to add dependency on %s, ignoring: %s", k, strerror(-r)); + free(k); + return 0; + } + + free(k); } return 0; @@ -119,10 +123,14 @@ static int config_parse_names( return -ENOMEM; r = unit_merge_by_name(u, k); - free(k); - if (r < 0) - return r; + if (r < 0) { + log_error("Failed to add name %s, ignoring: %s", k, strerror(-r)); + free(k); + return 0; + } + + free(k); } return 0; @@ -197,9 +205,9 @@ static int config_parse_listen( p->type = SOCKET_SOCKET; if ((r = socket_address_parse(&p->address, rvalue)) < 0) { - log_error("[%s:%u] Failed to parse address value: %s", filename, line, rvalue); + log_error("[%s:%u] Failed to parse address value, ignoring: %s", filename, line, rvalue); free(p); - return r; + return 0; } if (streq(lvalue, "ListenStream")) @@ -212,8 +220,9 @@ static int config_parse_listen( } if (socket_address_family(&p->address) != AF_LOCAL && p->address.type == SOCK_SEQPACKET) { + log_error("[%s:%u] Address family not supported, ignoring: %s", filename, line, rvalue); free(p); - return -EPROTONOSUPPORT; + return 0; } } @@ -246,8 +255,8 @@ static int config_parse_socket_bind( int r; if ((r = parse_boolean(rvalue)) < 0) { - log_error("[%s:%u] Failed to parse bind IPv6 only value: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse bind IPv6 only value, ignoring: %s", filename, line, rvalue); + return 0; } s->bind_ipv6_only = r ? SOCKET_ADDRESS_IPV6_ONLY : SOCKET_ADDRESS_BOTH; @@ -275,13 +284,13 @@ static int config_parse_nice( assert(data); if ((r = safe_atoi(rvalue, &priority)) < 0) { - log_error("[%s:%u] Failed to parse nice priority: %s", filename, line, rvalue); - return r; + log_error("[%s:%u] Failed to parse nice priority, ignoring: %s. ", filename, line, rvalue); + return 0; } if (priority < PRIO_MIN || priority >= PRIO_MAX) { - log_error("[%s:%u] Nice priority out of range: %s", filename, line, rvalue); - return -ERANGE; + log_error("[%s:%u] Nice priority out of range, ignoring: %s", filename, line, rvalue); + return 0; } c->nice = priority; @@ -308,13 +317,13 @@ static int config_parse_oom_adjust( assert(data); if ((r = safe_atoi(rvalue, &oa)) < 0) { - log_error("[%s:%u] Failed to parse OOM adjust value: %s", filename, line, rvalue); - return r; + log_error("[%s:%u] Failed to parse OOM adjust value, ignoring: %s", filename, line, rvalue); + return 0; } if (oa < OOM_DISABLE || oa > OOM_ADJUST_MAX) { - log_error("[%s:%u] OOM adjust value out of range: %s", filename, line, rvalue); - return -ERANGE; + log_error("[%s:%u] OOM adjust value out of range, ignoring: %s", filename, line, rvalue); + return 0; } c->oom_adjust = oa; @@ -344,13 +353,13 @@ static int config_parse_mode( errno = 0; l = strtol(rvalue, &x, 8); if (!x || *x || errno) { - log_error("[%s:%u] Failed to parse mode value: %s", filename, line, rvalue); - return errno ? -errno : -EINVAL; + log_error("[%s:%u] Failed to parse mode value, ignoring: %s", filename, line, rvalue); + return 0; } if (l < 0000 || l > 07777) { - log_error("[%s:%u] mode value out of range: %s", filename, line, rvalue); - return -ERANGE; + log_error("[%s:%u] mode value out of range, ignoring: %s", filename, line, rvalue); + return 0; } *m = (mode_t) l; @@ -405,8 +414,8 @@ static int config_parse_exec( } if (*rvalue != '/') { - log_error("[%s:%u] Invalid executable path in command line: %s", filename, line, rvalue); - return -EINVAL; + log_error("[%s:%u] Invalid executable path in command line, ignoring: %s", filename, line, rvalue); + return 0; } k = 0; @@ -438,9 +447,9 @@ static int config_parse_exec( n[k] = NULL; if (!n[0]) { - log_error("[%s:%u] Invalid command line: %s", filename, line, rvalue); + log_error("[%s:%u] Invalid command line, ignoring: %s", filename, line, rvalue); strv_free(n); - return -EINVAL; + return 0; } if (!path) @@ -492,8 +501,8 @@ static int config_parse_usec( assert(data); if ((r = parse_usec(rvalue, usec)) < 0) { - log_error("[%s:%u] Failed to parse time value: %s", filename, line, rvalue); - return r; + log_error("[%s:%u] Failed to parse time value, ignoring: %s", filename, line, rvalue); + return 0; } return 0; @@ -552,8 +561,8 @@ static int config_parse_facility( assert(data); if ((x = log_facility_from_string(rvalue)) < 0) { - log_error("[%s:%u] Failed to parse log facility: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse log facility, ignoring: %s", filename, line, rvalue); + return 0; } *o = LOG_MAKEPRI(x, LOG_PRI(*o)); @@ -579,8 +588,8 @@ static int config_parse_level( assert(data); if ((x = log_level_from_string(rvalue)) < 0) { - log_error("[%s:%u] Failed to parse log level: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse log level, ignoring: %s", filename, line, rvalue); + return 0; } *o = LOG_MAKEPRI(LOG_FAC(*o), x); @@ -605,8 +614,8 @@ static int config_parse_io_class( assert(data); if ((x = ioprio_class_from_string(rvalue)) < 0) { - log_error("[%s:%u] Failed to parse IO scheduling class: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse IO scheduling class, ignoring: %s", filename, line, rvalue); + return 0; } c->ioprio = IOPRIO_PRIO_VALUE(x, IOPRIO_PRIO_DATA(c->ioprio)); @@ -633,8 +642,8 @@ static int config_parse_io_priority( assert(data); if (safe_atoi(rvalue, &i) < 0 || i < 0 || i >= IOPRIO_BE_NR) { - log_error("[%s:%u] Failed to parse io priority: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse io priority, ignoring: %s", filename, line, rvalue); + return 0; } c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), i); @@ -662,8 +671,8 @@ static int config_parse_cpu_sched_policy( assert(data); if ((x = sched_policy_from_string(rvalue)) < 0) { - log_error("[%s:%u] Failed to parse CPU scheduling policy: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse CPU scheduling policy, ignoring: %s", filename, line, rvalue); + return 0; } c->cpu_sched_policy = x; @@ -691,8 +700,8 @@ static int config_parse_cpu_sched_prio( /* On Linux RR/FIFO have the same range */ if (safe_atoi(rvalue, &i) < 0 || i < sched_get_priority_min(SCHED_RR) || i > sched_get_priority_max(SCHED_RR)) { - log_error("[%s:%u] Failed to parse CPU scheduling priority: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse CPU scheduling priority, ignoring: %s", filename, line, rvalue); + return 0; } c->cpu_sched_priority = i; @@ -736,8 +745,8 @@ static int config_parse_cpu_affinity( return -ENOMEM; if (r < 0 || cpu >= c->cpuset_ncpus) { - log_error("[%s:%u] Failed to parse CPU affinity: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse CPU affinity, ignoring: %s", filename, line, rvalue); + return 0; } CPU_SET_S(cpu, CPU_ALLOC_SIZE(c->cpuset_ncpus), c->cpuset); @@ -767,8 +776,8 @@ static int config_parse_capabilities( if (errno == ENOMEM) return -ENOMEM; - log_error("[%s:%u] Failed to parse capabilities: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse capabilities, ignoring: %s", filename, line, rvalue); + return 0; } if (c->capabilities) @@ -811,8 +820,8 @@ static int config_parse_secure_bits( else if (first_word(w, "noroot-locked")) c->secure_bits |= SECURE_NOROOT_LOCKED; else { - log_error("[%s:%u] Failed to parse secure bits: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse secure bits, ignoring: %s", filename, line, rvalue); + return 0; } } @@ -850,8 +859,8 @@ static int config_parse_bounding_set( free(t); if (r < 0) { - log_error("[%s:%u] Failed to parse capability bounding set: %s", filename, line, rvalue); - return -EBADMSG; + log_error("[%s:%u] Failed to parse capability bounding set, ignoring: %s", filename, line, rvalue); + return 0; } c->capability_bounding_set_drop |= 1 << cap; @@ -879,8 +888,8 @@ static int config_parse_timer_slack_nsec( assert(data); if ((r = safe_atolu(rvalue, &u)) < 0) { - log_error("[%s:%u] Failed to parse time slack value: %s", filename, line, rvalue); - return r; + log_error("[%s:%u] Failed to parse time slack value, ignoring: %s", filename, line, rvalue); + return 0; } c->timer_slack_nsec = u; @@ -907,8 +916,8 @@ static int config_parse_limit( assert(data); if ((r = safe_atollu(rvalue, &u)) < 0) { - log_error("[%s:%u] Failed to parse resource value: %s", filename, line, rvalue); - return r; + log_error("[%s:%u] Failed to parse resource value, ignoring: %s", filename, line, rvalue); + return 0; } if (!*rl) @@ -943,8 +952,10 @@ static int config_parse_cgroup( r = unit_add_cgroup_from_text(u, t); free(t); - if (r < 0) - return r; + if (r < 0) { + log_error("[%s:%u] Failed to parse cgroup value, ignoring: %s", filename, line, rvalue); + return 0; + } } return 0; @@ -968,8 +979,8 @@ static int config_parse_sysv_priority( assert(data); if ((r = safe_atoi(rvalue, &i)) < 0 || i < 0) { - log_error("[%s:%u] Failed to parse SysV start priority: %s", filename, line, rvalue); - return r; + log_error("[%s:%u] Failed to parse SysV start priority, ignoring: %s", filename, line, rvalue); + return 0; } *priority = (int) i; @@ -1000,8 +1011,8 @@ static int config_parse_kill_signal( r = signal_from_string(rvalue+3); if (r <= 0) { - log_error("[%s:%u] Failed to parse kill signal: %s", filename, line, rvalue); - return -EINVAL; + log_error("[%s:%u] Failed to parse kill signal, ignoring: %s", filename, line, rvalue); + return 0; } *sig = r; @@ -1036,8 +1047,8 @@ static int config_parse_mount_flags( else if (strncmp(w, "private", l) == 0) flags |= MS_PRIVATE; else { - log_error("[%s:%u] Failed to parse mount flags: %s", filename, line, rvalue); - return -EINVAL; + log_error("[%s:%u] Failed to parse mount flags, ignoring: %s", filename, line, rvalue); + return 0; } } @@ -1066,13 +1077,13 @@ static int config_parse_timer( assert(data); if ((b = timer_base_from_string(lvalue)) < 0) { - log_error("[%s:%u] Failed to parse timer base: %s", filename, line, lvalue); - return -EINVAL; + log_error("[%s:%u] Failed to parse timer base, ignoring: %s", filename, line, lvalue); + return 0; } if ((r = parse_usec(rvalue, &u)) < 0) { - log_error("[%s:%u] Failed to parse timer value: %s", filename, line, rvalue); - return r; + log_error("[%s:%u] Failed to parse timer value, ignoring: %s", filename, line, rvalue); + return 0; } if (!(v = new0(TimerValue, 1))) @@ -1107,14 +1118,14 @@ static int config_parse_timer_unit( dbus_error_init(&error); if (endswith(rvalue, ".timer")) { - log_error("[%s:%u] Unit cannot be of type timer: %s", filename, line, rvalue); - return -EINVAL; + log_error("[%s:%u] Unit cannot be of type timer, ignoring: %s", filename, line, rvalue); + return 0; } if ((r = manager_load_unit(t->meta.manager, rvalue, NULL, NULL, &t->unit)) < 0) { - log_error("[%s:%u] Failed to load unit %s: %s", filename, line, rvalue, bus_error(&error, r)); + log_error("[%s:%u] Failed to load unit %s, ignoring: %s", filename, line, rvalue, bus_error(&error, r)); dbus_error_free(&error); - return r; + return 0; } return 0; @@ -1139,13 +1150,13 @@ static int config_parse_path_spec( assert(data); if ((b = path_type_from_string(lvalue)) < 0) { - log_error("[%s:%u] Failed to parse path type: %s", filename, line, lvalue); - return -EINVAL; + log_error("[%s:%u] Failed to parse path type, ignoring: %s", filename, line, lvalue); + return 0; } if (!path_is_absolute(rvalue)) { - log_error("[%s:%u] Path is not absolute: %s", filename, line, rvalue); - return -EINVAL; + log_error("[%s:%u] Path is not absolute, ignoring: %s", filename, line, rvalue); + return 0; } if (!(s = new0(PathSpec, 1))) @@ -1187,14 +1198,14 @@ static int config_parse_path_unit( dbus_error_init(&error); if (endswith(rvalue, ".path")) { - log_error("[%s:%u] Unit cannot be of type path: %s", filename, line, rvalue); - return -EINVAL; + log_error("[%s:%u] Unit cannot be of type path, ignoring: %s", filename, line, rvalue); + return 0; } if ((r = manager_load_unit(t->meta.manager, rvalue, NULL, &error, &t->unit)) < 0) { - log_error("[%s:%u] Failed to load unit %s: %s", filename, line, rvalue, bus_error(&error, r)); + log_error("[%s:%u] Failed to load unit %s, ignoring: %s", filename, line, rvalue, bus_error(&error, r)); dbus_error_free(&error); - return r; + return 0; } return 0; @@ -1219,8 +1230,8 @@ static int config_parse_env_file( assert(data); if (!(f = fopen(rvalue, "re"))) { - log_error("[%s:%u] Failed to open environment file '%s': %m", filename, line, rvalue); - return -errno; + log_error("[%s:%u] Failed to open environment file '%s', ignoring: %m", filename, line, rvalue); + return 0; } while (!feof(f)) { @@ -1232,7 +1243,8 @@ static int config_parse_env_file( break; r = -errno; - log_error("[%s:%u] Failed to read environment file '%s': %m", filename, line, rvalue); + log_error("[%s:%u] Failed to read environment file '%s', ignoring: %m", filename, line, rvalue); + r = 0; goto finish; } @@ -1277,8 +1289,8 @@ static int config_parse_ip_tos( if ((x = ip_tos_from_string(rvalue)) < 0) if ((r = safe_atoi(rvalue, &x)) < 0) { - log_error("[%s:%u] Failed to parse IP TOS value: %s", filename, line, rvalue); - return r; + log_error("[%s:%u] Failed to parse IP TOS value, ignoring: %s", filename, line, rvalue); + return 0; } *ip_tos = x; diff --git a/units/.gitignore b/units/.gitignore index 9ac34010..2a5e24d3 100644 --- a/units/.gitignore +++ b/units/.gitignore @@ -1,3 +1,4 @@ +systemd-auto-console-getty.service systemd-shutdownd.service systemd-random-seed-load.service systemd-random-seed-save.service -- 2.39.5