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-rw-r--r--src/fstab-generator/fstab-generator.c68
-rwxr-xr-xtest/units/generator-utils.sh8
-rwxr-xr-xtest/units/testsuite-81.fstab-generator.sh7
3 files changed, 57 insertions, 26 deletions
diff --git a/src/fstab-generator/fstab-generator.c b/src/fstab-generator/fstab-generator.c
index d14dcba8a3..016f3baa7f 100644
--- a/src/fstab-generator/fstab-generator.c
+++ b/src/fstab-generator/fstab-generator.c
@@ -466,6 +466,42 @@ static int write_extra_dependencies(FILE *f, const char *opts) {
return 0;
}
+static int mandatory_mount_drop_unapplicable_options(
+ MountPointFlags *flags,
+ const char *where,
+ const char *options,
+ char **ret_options) {
+
+ int r;
+
+ assert(flags);
+ assert(where);
+ assert(options);
+ assert(ret_options);
+
+ if (!(*flags & (MOUNT_NOAUTO|MOUNT_NOFAIL|MOUNT_AUTOMOUNT))) {
+ _cleanup_free_ char *opts = NULL;
+
+ opts = strdup(options);
+ if (!opts)
+ return -ENOMEM;
+
+ *ret_options = TAKE_PTR(opts);
+ return 0;
+ }
+
+ log_debug("Mount '%s' is mandatory, ignoring 'noauto', 'nofail', and 'x-systemd.automount' options.",
+ where);
+
+ *flags &= ~(MOUNT_NOAUTO|MOUNT_NOFAIL|MOUNT_AUTOMOUNT);
+
+ r = fstab_filter_options(options, "noauto\0nofail\0x-systemd.automount\0", NULL, NULL, NULL, ret_options);
+ if (r < 0)
+ return r;
+
+ return 1;
+}
+
static int add_mount(
const char *source,
const char *dest,
@@ -478,11 +514,8 @@ static int add_mount(
MountPointFlags flags,
const char *target_unit) {
- _cleanup_free_ char
- *name = NULL,
- *automount_name = NULL,
- *filtered = NULL,
- *where_escaped = NULL;
+ _cleanup_free_ char *name = NULL, *automount_name = NULL, *filtered = NULL, *where_escaped = NULL,
+ *opts_root_filtered = NULL;
_cleanup_strv_free_ char **wanted_by = NULL, **required_by = NULL;
_cleanup_fclose_ FILE *f = NULL;
int r;
@@ -519,20 +552,18 @@ static int add_mount(
return r;
if (path_equal(where, "/")) {
- if (flags & MOUNT_NOAUTO)
- log_warning("Ignoring \"noauto\" option for root device");
- if (flags & MOUNT_NOFAIL)
- log_warning("Ignoring \"nofail\" option for root device");
- if (flags & MOUNT_AUTOMOUNT)
- log_warning("Ignoring \"automount\" option for root device");
+ r = mandatory_mount_drop_unapplicable_options(&flags, where, opts, &opts_root_filtered);
+ if (r < 0)
+ return r;
+ opts = opts_root_filtered;
+
if (!strv_isempty(wanted_by))
- log_warning("Ignoring \"x-systemd.wanted-by=\" option for root device");
+ log_debug("Ignoring 'x-systemd.wanted-by=' option for root device.");
if (!strv_isempty(required_by))
- log_warning("Ignoring \"x-systemd.required-by=\" option for root device");
+ log_debug("Ignoring 'x-systemd.required-by=' option for root device.");
required_by = strv_free(required_by);
wanted_by = strv_free(wanted_by);
- SET_FLAG(flags, MOUNT_NOAUTO | MOUNT_NOFAIL | MOUNT_AUTOMOUNT, false);
}
r = unit_name_from_path(where, ".mount", &name);
@@ -936,14 +967,11 @@ static int parse_fstab_one(
mount_is_network(fstype, options) ? SPECIAL_REMOTE_FS_TARGET :
SPECIAL_LOCAL_FS_TARGET;
- /* nofail or noauto don't make sense for critical filesystems we must mount in initrd. */
- if ((is_sysroot || is_sysroot_usr) && ((flags & (MOUNT_NOFAIL|MOUNT_NOAUTO)) != 0)) {
- flags &= ~(MOUNT_NOFAIL|MOUNT_NOAUTO);
- r = fstab_filter_options(options, "noauto\0nofail\0", NULL, NULL, NULL, &opts);
+ /* nofail, noauto and x-systemd.automount don't make sense for critical filesystems we must mount in initrd. */
+ if (is_sysroot || is_sysroot_usr) {
+ r = mandatory_mount_drop_unapplicable_options(&flags, where, options, &opts);
if (r < 0)
return r;
-
- log_debug("'noauto' and 'nofail' options are ignored for /sysroot/ and /sysroot/usr/ mounts.");
options = opts;
}
diff --git a/test/units/generator-utils.sh b/test/units/generator-utils.sh
index 42c6a77353..fb62747fa1 100755
--- a/test/units/generator-utils.sh
+++ b/test/units/generator-utils.sh
@@ -31,15 +31,13 @@ in_container() {
systemd-detect-virt -qc
}
-# Filter out "unwanted" options, i.e. options that the fstab-generator doesn't
-# propagate to the final mount unit
-opt_filter_consumed() {(
+opt_filter() (
set +x
local opt split_options filtered_options
IFS="," read -ra split_options <<< "${1:?}"
for opt in "${split_options[@]}"; do
- if [[ "$opt" =~ ^x-systemd.device-timeout= ]]; then
+ if [[ "$opt" =~ ${2:?} ]]; then
continue
fi
@@ -47,7 +45,7 @@ opt_filter_consumed() {(
done
IFS=","; printf "%s" "${filtered_options[*]}"
-)}
+)
# Run the given generator $1 with target directory $2 - clean the target
# directory beforehand
diff --git a/test/units/testsuite-81.fstab-generator.sh b/test/units/testsuite-81.fstab-generator.sh
index d772f8de0a..50c4b2f47d 100755
--- a/test/units/testsuite-81.fstab-generator.sh
+++ b/test/units/testsuite-81.fstab-generator.sh
@@ -148,7 +148,12 @@ check_fstab_mount_units() {
fi
if [[ -n "$opts" ]] && [[ "$opts" != defaults ]]; then
# Some options are not propagated to the generated unit
- filtered_options="$(opt_filter_consumed "$opts")"
+ if [[ "$where" == / ]]; then
+ filtered_options="$(opt_filter "$opts" "(noauto|nofail|x-systemd.(wanted-by=|required-by=|automount|device-timeout=))")"
+ else
+ filtered_options="$(opt_filter "$opts" "^x-systemd.device-timeout=")"
+ fi
+
if [[ "${filtered_options[*]}" != defaults ]]; then
grep -qE "^Options=.*$filtered_options.*$" "$out_dir/$unit"
fi