commit 7bd5212ddccf12fbb0ee2ea50b73604886b499f5 Merge: a65e835 c4ab8f7 3fcb74e Author: Nick Mathewson nickm@torproject.org Date: Wed Jul 15 11:05:33 2015 -0400

Merge branches 'feature_16582' and 'feature_16581'

src/common/crypto_curve25519.c | 21 ++++++-- src/common/crypto_ed25519.c | 18 ++++--- src/common/util.c | 14 ++++- src/or/routerkeys.c | 111 ++++++++++++++++++++++++++++++++++------ src/or/routerkeys.h | 1 + src/or/torcert.c | 9 ++-- 6 files changed, 142 insertions(+), 32 deletions(-)

diff --cc src/or/routerkeys.c index d075c67,c9afad9,d38b5a3..955cb9c --- a/src/or/routerkeys.c +++ b/src/or/routerkeys.c @@@@ -178,10 -191,15 -187,13 +191,17 @@@@ ed_key_init_from_file(const char *fname char *encrypted_secret_fname = NULL; char *public_fname = NULL; char *cert_fname = NULL; ++ const char *loaded_secret_fname = NULL; int created_pk = 0, created_sk = 0, created_cert = 0; const int try_to_load = ! (flags & INIT_ED_KEY_REPLACE); -- const int encrypt_key = (flags & INIT_ED_KEY_TRY_ENCRYPTED); - const int norepair = (flags & INIT_ED_KEY_NO_REPAIR); ++ const int encrypt_key = !! (flags & INIT_ED_KEY_TRY_ENCRYPTED); ++ const int norepair = !! (flags & INIT_ED_KEY_NO_REPAIR); ++ const int split = !! (flags & INIT_ED_KEY_SPLIT); + + + /* we don't support setting both of these flags at once. */ + + tor_assert((flags & (INIT_ED_KEY_NO_REPAIR|INIT_ED_KEY_NEEDCERT)) != + + (INIT_ED_KEY_NO_REPAIR|INIT_ED_KEY_NEEDCERT)); + char tag[8]; tor_snprintf(tag, sizeof(tag), "type%d", (int)cert_type);

@@@@ -195,10 -213,21 -207,22 +215,22 @@@@ tor_asprintf(&cert_fname, "%s_cert", fname);

/* Try to read the secret key. */ - int have_secret = try_to_load && - !(flags & INIT_ED_KEY_OMIT_SECRET) && - ed25519_seckey_read_from_file(&keypair->seckey, - &got_tag, secret_fname) == 0; + int have_secret = 0; + if (try_to_load && + !(flags & INIT_ED_KEY_OMIT_SECRET)) { + int rv = ed25519_seckey_read_from_file(&keypair->seckey, + &got_tag, secret_fname); + if (rv == 0) { + have_secret = 1; ++ loaded_secret_fname = secret_fname; + } else { + if (errno != ENOENT && norepair) { + tor_log(severity, LD_OR, "Unable to read %s: %s", secret_fname, + strerror(errno)); + goto err; + } + } + }

/* Should we try for an encrypted key? */ if (!have_secret && try_to_load && encrypt_key) { @@@@ -207,6 -236,10 -231,11 +239,11 @@@@ if (r > 0) { have_secret = 1; got_tag = tor_strdup(tag); ++ loaded_secret_fname = encrypted_secret_fname; + } else if (errno != ENOENT && norepair) { + tor_log(severity, LD_OR, "Unable to read %s: %s", encrypted_secret_fname, + strerror(errno)); + goto err; } }

@@@@ -222,12 -255,17 -252,19 +260,19 @@@@ } }

-- /* If it's absent and that's okay, try to read the pubkey. */ ++ /* If it's absent and that's okay, or if we do split keys here, try to re ++ * the pubkey. */ int found_public = 0; -- if (!have_secret && try_to_load) { ++ if ((!have_secret && try_to_load) || (have_secret && split)) { ++ ed25519_public_key_t pubkey_tmp; tor_free(got_tag); -- found_public = ed25519_pubkey_read_from_file(&keypair->pubkey, ++ found_public = ed25519_pubkey_read_from_file(&pubkey_tmp, &got_tag, public_fname) == 0; + if (!found_public && errno != ENOENT && norepair) { + tor_log(severity, LD_OR, "Unable to read %s: %s", public_fname, + strerror(errno)); + goto err; + } if (found_public && strcmp(got_tag, tag)) { tor_log(severity, LD_OR, "%s has wrong tag", public_fname); goto err;