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Allow log messages to be captured by tincctl.

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This allows tincctl to receive log messages from a running tincd,
independent of what is logged to syslog or to file. Tincctl can receive
debug messages with an arbitrary level.
This commit is contained in:
Guus Sliepen 2012-02-26 18:37:36 +01:00
parent a1bd3a2913
commit 8ac096b5bf
47 changed files with 613 additions and 582 deletions
Download patch file Download diff file Expand all files Collapse all files

20
src/gcrypt/cipher.c
View file

@ -97,12 +97,12 @@ static bool cipher_open(cipher_t *cipher, int algo, int mode) {
gcry_error_t err;
if(!ciphertonid(algo, mode, &cipher->nid)) {
logger(LOG_DEBUG, "Cipher %d mode %d has no corresponding nid!", algo, mode);
logger(DEBUG_ALWAYS, LOG_DEBUG, "Cipher %d mode %d has no corresponding nid!", algo, mode);
return false;
}
if((err = gcry_cipher_open(&cipher->handle, algo, mode, 0))) {
logger(LOG_DEBUG, "Unable to intialise cipher %d mode %d: %s", algo, mode, gcry_strerror(err));
logger(DEBUG_ALWAYS, LOG_DEBUG, "Unable to intialise cipher %d mode %d: %s", algo, mode, gcry_strerror(err));
return false;
}
@ -118,7 +118,7 @@ bool cipher_open_by_name(cipher_t *cipher, const char *name) {
int algo, mode;
if(!nametocipher(name, &algo, &mode)) {
logger(LOG_DEBUG, "Unknown cipher name '%s'!", name);
logger(DEBUG_ALWAYS, LOG_DEBUG, "Unknown cipher name '%s'!", name);
return false;
}
@ -129,7 +129,7 @@ bool cipher_open_by_nid(cipher_t *cipher, int nid) {
int algo, mode;
if(!nidtocipher(nid, &algo, &mode)) {
logger(LOG_DEBUG, "Unknown cipher ID %d!", nid);
logger(DEBUG_ALWAYS, LOG_DEBUG, "Unknown cipher ID %d!", nid);
return false;
}
@ -199,7 +199,7 @@ bool cipher_encrypt(cipher_t *cipher, const void *indata, size_t inlen, void *ou
size_t reqlen = ((inlen + cipher->blklen) / cipher->blklen) * cipher->blklen;
if(*outlen < reqlen) {
logger(LOG_ERR, "Error while encrypting: not enough room for padding");
logger(DEBUG_ALWAYS, LOG_ERR, "Error while encrypting: not enough room for padding");
return false;
}
@ -217,13 +217,13 @@ bool cipher_encrypt(cipher_t *cipher, const void *indata, size_t inlen, void *ou
gcry_cipher_setiv(cipher->handle, cipher->key + cipher->keylen, cipher->blklen);
if((err = gcry_cipher_encrypt(cipher->handle, outdata, *outlen, indata, inlen))) {
logger(LOG_ERR, "Error while encrypting: %s", gcry_strerror(err));
logger(DEBUG_ALWAYS, LOG_ERR, "Error while encrypting: %s", gcry_strerror(err));
return false;
}
if(cipher->padding) {
if((err = gcry_cipher_encrypt(cipher->handle, outdata + inlen, cipher->blklen, pad, cipher->blklen))) {
logger(LOG_ERR, "Error while encrypting: %s", gcry_strerror(err));
logger(DEBUG_ALWAYS, LOG_ERR, "Error while encrypting: %s", gcry_strerror(err));
return false;
}
@ -241,7 +241,7 @@ bool cipher_decrypt(cipher_t *cipher, const void *indata, size_t inlen, void *ou
gcry_cipher_setiv(cipher->handle, cipher->key + cipher->keylen, cipher->blklen);
if((err = gcry_cipher_decrypt(cipher->handle, outdata, *outlen, indata, inlen))) {
logger(LOG_ERR, "Error while decrypting: %s", gcry_strerror(err));
logger(DEBUG_ALWAYS, LOG_ERR, "Error while decrypting: %s", gcry_strerror(err));
return false;
}
@ -252,7 +252,7 @@ bool cipher_decrypt(cipher_t *cipher, const void *indata, size_t inlen, void *ou
uint8_t padbyte = ((uint8_t *)outdata)[inlen - 1];
if(padbyte == 0 || padbyte > cipher->blklen || padbyte > inlen) {
logger(LOG_ERR, "Error while decrypting: invalid padding");
logger(DEBUG_ALWAYS, LOG_ERR, "Error while decrypting: invalid padding");
return false;
}
@ -260,7 +260,7 @@ bool cipher_decrypt(cipher_t *cipher, const void *indata, size_t inlen, void *ou
for(int i = inlen - 1; i >= origlen; i--)
if(((uint8_t *)outdata)[i] != padbyte) {
logger(LOG_ERR, "Error while decrypting: invalid padding");
logger(DEBUG_ALWAYS, LOG_ERR, "Error while decrypting: invalid padding");
return false;
}

6
src/gcrypt/digest.c
View file

@ -75,7 +75,7 @@ static bool digesttonid(int algo, int *nid) {
static bool digest_open(digest_t *digest, int algo, int maclength) {
if(!digesttonid(algo, &digest->nid)) {
logger(LOG_DEBUG, "Digest %d has no corresponding nid!", algo);
logger(DEBUG_ALWAYS, LOG_DEBUG, "Digest %d has no corresponding nid!", algo);
return false;
}
@ -96,7 +96,7 @@ bool digest_open_by_name(digest_t *digest, const char *name, int maclength) {
int algo;
if(!nametodigest(name, &algo)) {
logger(LOG_DEBUG, "Unknown digest name '%s'!", name);
logger(DEBUG_ALWAYS, LOG_DEBUG, "Unknown digest name '%s'!", name);
return false;
}
@ -107,7 +107,7 @@ bool digest_open_by_nid(digest_t *digest, int nid, int maclength) {
int algo;
if(!nidtodigest(nid, &algo)) {
logger(LOG_DEBUG, "Unknown digest ID %d!", nid);
logger(DEBUG_ALWAYS, LOG_DEBUG, "Unknown digest ID %d!", nid);
return false;
}

14
src/gcrypt/rsa.c
View file

@ -187,7 +187,7 @@ bool rsa_set_hex_public_key(rsa_t *rsa, char *n, char *e) {
?: gcry_mpi_scan(&rsa->e, GCRYMPI_FMT_HEX, e, 0, NULL);
if(err) {
logger(LOG_ERR, "Error while reading RSA public key: %s", gcry_strerror(errno));
logger(DEBUG_ALWAYS, LOG_ERR, "Error while reading RSA public key: %s", gcry_strerror(errno));
return false;
}
@ -202,7 +202,7 @@ bool rsa_set_hex_private_key(rsa_t *rsa, char *n, char *e, char *d) {
?: gcry_mpi_scan(&rsa->d, GCRYMPI_FMT_HEX, d, 0, NULL);
if(err) {
logger(LOG_ERR, "Error while reading RSA public key: %s", gcry_strerror(errno));
logger(DEBUG_ALWAYS, LOG_ERR, "Error while reading RSA public key: %s", gcry_strerror(errno));
return false;
}
@ -216,7 +216,7 @@ bool rsa_read_pem_public_key(rsa_t *rsa, FILE *fp) {
size_t derlen;
if(!pem_decode(fp, "RSA PUBLIC KEY", derbuf, sizeof derbuf, &derlen)) {
logger(LOG_ERR, "Unable to read RSA public key: %s", strerror(errno));
logger(DEBUG_ALWAYS, LOG_ERR, "Unable to read RSA public key: %s", strerror(errno));
return NULL;
}
@ -224,7 +224,7 @@ bool rsa_read_pem_public_key(rsa_t *rsa, FILE *fp) {
|| !ber_read_mpi(&derp, &derlen, &rsa->n)
|| !ber_read_mpi(&derp, &derlen, &rsa->e)
|| derlen) {
logger(LOG_ERR, "Error while decoding RSA public key");
logger(DEBUG_ALWAYS, LOG_ERR, "Error while decoding RSA public key");
return NULL;
}
@ -236,7 +236,7 @@ bool rsa_read_pem_private_key(rsa_t *rsa, FILE *fp) {
size_t derlen;
if(!pem_decode(fp, "RSA PRIVATE KEY", derbuf, sizeof derbuf, &derlen)) {
logger(LOG_ERR, "Unable to read RSA private key: %s", strerror(errno));
logger(DEBUG_ALWAYS, LOG_ERR, "Unable to read RSA private key: %s", strerror(errno));
return NULL;
}
@ -251,7 +251,7 @@ bool rsa_read_pem_private_key(rsa_t *rsa, FILE *fp) {
|| !ber_read_mpi(&derp, &derlen, NULL)
|| !ber_read_mpi(&derp, &derlen, NULL) // u
|| derlen) {
logger(LOG_ERR, "Error while decoding RSA private key");
logger(DEBUG_ALWAYS, LOG_ERR, "Error while decoding RSA private key");
return NULL;
}
@ -267,7 +267,7 @@ size_t rsa_size(rsa_t *rsa) {
*/
// TODO: get rid of this macro, properly clean up gcry_ structures after use
#define check(foo) { gcry_error_t err = (foo); if(err) {logger(LOG_ERR, "gcrypt error %s/%s at %s:%d", gcry_strsource(err), gcry_strerror(err), __FILE__, __LINE__); return false; }}
#define check(foo) { gcry_error_t err = (foo); if(err) {logger(DEBUG_ALWAYS, LOG_ERR, "gcrypt error %s/%s at %s:%d", gcry_strsource(err), gcry_strerror(err), __FILE__, __LINE__); return false; }}
bool rsa_public_encrypt(rsa_t *rsa, void *in, size_t len, void *out) {
gcry_mpi_t inmpi;

8
src/gcrypt/rsagen.c
View file

@ -164,12 +164,12 @@ bool rsa_write_pem_public_key(rsa_t *rsa, FILE *fp) {
if(!ber_write_mpi(&derp1, &derlen1, &rsa->n)
|| !ber_write_mpi(&derp1, &derlen1, &rsa->e)
|| !ber_write_sequence(&derp2, &derlen2, derbuf1, derlen1)) {
logger(LOG_ERR, "Error while encoding RSA public key");
logger(DEBUG_ALWAYS, LOG_ERR, "Error while encoding RSA public key");
return false;
}
if(!pem_encode(fp, "RSA PUBLIC KEY", derbuf2, derlen2)) {
logger(LOG_ERR, "Unable to write RSA public key: %s", strerror(errno));
logger(DEBUG_ALWAYS, LOG_ERR, "Unable to write RSA public key: %s", strerror(errno));
return false;
}
@ -193,12 +193,12 @@ bool rsa_write_pem_private_key(rsa_t *rsa, FILE *fp) {
|| ber_write_mpi(&derp1, &derlen1, &exp1)
|| ber_write_mpi(&derp1, &derlen1, &exp2)
|| ber_write_mpi(&derp1, &derlen1, &coeff))
logger(LOG_ERR, "Error while encoding RSA private key");
logger(DEBUG_ALWAYS, LOG_ERR, "Error while encoding RSA private key");
return false;
}
if(!pem_encode(fp, "RSA PRIVATE KEY", derbuf2, derlen2)) {
logger(LOG_ERR, "Unable to write RSA private key: %s", strerror(errno));
logger(DEBUG_ALWAYS, LOG_ERR, "Unable to write RSA private key: %s", strerror(errno));
return false;
}