systemd/parse-crypttab-for-noauto-option.patch

---
 src/fstab-generator/fstab-generator.c |   45 +++++++++++++++++++++++++++++++++-
 1 file changed, 44 insertions(+), 1 deletion(-)

Index: systemd/src/fstab-generator/fstab-generator.c
===================================================================
--- systemd.orig/src/fstab-generator/fstab-generator.c
+++ systemd/src/fstab-generator/fstab-generator.c
@@ -48,6 +48,49 @@ static char *arg_usr_what = NULL;
 static char *arg_usr_fstype = NULL;
 static char *arg_usr_options = NULL;
 
+static int check_crypttab(const char *what) {
+        _cleanup_fclose_ FILE *f = NULL;
+        unsigned n = 0;
+
+        f = fopen("/etc/crypttab", "re");
+        if (!f) {
+                if (errno != ENOENT)
+                    log_error("Failed to open /etc/crypttab: %m");
+
+                return 1;
+        }
+
+
+        for (;;) {
+                char line[LINE_MAX], *l;
+                _cleanup_free_ char *name = NULL, *device = NULL, *password = NULL, *options = NULL;
+                int k;
+
+                if (!fgets(line, sizeof(line), f))
+                        break;
+
+                n++;
+
+                l = strstrip(line);
+                if (*l == '#' || *l == 0)
+                        continue;
+
+                k = sscanf(l, "%ms %ms %ms %ms", &name, &device, &password, &options);
+                if (k < 2 || k > 4) {
+                        log_error("Failed to parse /etc/crypttab:%u, ignoring.", n);
+                        continue;
+                }
+
+                if (strcmp((what + 12), name) == 0) {
+                        if (options && strstr(options, "noauto"))
+                                return 0;
+
+                        return 1;
+                }
+        }
+        return 1;
+}
+
 static int add_swap(
                 const char *what,
                 struct mntent *me,
@@ -118,7 +161,7 @@ static int add_swap(
         if (r < 0)
                 return r;
 
-        if (!noauto) {
+        if (!noauto && check_crypttab(what) != 0) {
                 lnk = strjoin(arg_dest, "/" SPECIAL_SWAP_TARGET,
                               nofail ? ".wants/" : ".requires/", name, NULL);
                 if (!lnk)