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authorThomas Bächler <thomas@archlinux.org>2013-08-18 18:24:13 +0200
committerLennart Poettering <lennart@poettering.net>2013-09-11 17:44:33 +0200
commit404dac4d96f4aaf66026e8b412c4b67e8773cffa (patch)
treec3e457040055971994d16881be8cec1ee1a9d79c /src
parent64347fc2b983f33e7efb0fd2bb44e133fb9f30f4 (diff)
cryptsetup: Retry indefinitely if tries=0 option has been set.
When running from initrd, entering a wrong passphrase usually means that you cannot boot. Therefore, we allow trying indefinitely.
Diffstat (limited to 'src')
-rw-r--r--src/cryptsetup/cryptsetup.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/src/cryptsetup/cryptsetup.c b/src/cryptsetup/cryptsetup.c
index ba0fdbc8e8..22b5eead72 100644
--- a/src/cryptsetup/cryptsetup.c
+++ b/src/cryptsetup/cryptsetup.c
@@ -41,7 +41,7 @@ static unsigned opt_key_size = 0;
static unsigned opt_keyfile_size = 0;
static unsigned opt_keyfile_offset = 0;
static char *opt_hash = NULL;
-static unsigned opt_tries = 0;
+static unsigned opt_tries = 3;
static bool opt_readonly = false;
static bool opt_verify = false;
static bool opt_discards = false;
@@ -576,7 +576,6 @@ int main(int argc, char *argv[]) {
else
until = 0;
- opt_tries = opt_tries > 0 ? opt_tries : 3;
opt_key_size = (opt_key_size > 0 ? opt_key_size : 256);
if (key_file) {
@@ -588,7 +587,7 @@ int main(int argc, char *argv[]) {
log_warning("Key file %s is world-readable. This is not a good idea!", key_file);
}
- for (tries = 0; tries < opt_tries; tries++) {
+ for (tries = 0; opt_tries == 0 || tries < opt_tries; tries++) {
_cleanup_strv_free_ char **passwords = NULL;
if (!key_file) {
@@ -616,7 +615,7 @@ int main(int argc, char *argv[]) {
log_warning("Invalid passphrase.");
}
- if (tries >= opt_tries) {
+ if (opt_tries != 0 && tries >= opt_tries) {
log_error("Too many attempts; giving up.");
r = EXIT_FAILURE;
goto finish;