pki: Choose default digest based on the signature key
This commit is contained in:
parent
ae0604f583
commit
2872f77829
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@ -32,7 +32,7 @@
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static int acert()
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{
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cred_encoding_type_t form = CERT_ASN1_DER;
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hash_algorithm_t digest = HASH_SHA256;
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hash_algorithm_t digest = HASH_UNKNOWN;
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certificate_t *ac = NULL, *cert = NULL, *issuer =NULL;
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private_key_t *private = NULL;
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public_key_t *public = NULL;
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@ -162,6 +162,10 @@ static int acert()
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error = "loading issuer private key failed";
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goto end;
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}
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if (digest == HASH_UNKNOWN)
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{
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digest = get_default_digest(private);
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}
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if (!private->belongs_to(private, public))
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{
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error = "issuer private key does not match issuer certificate";
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@ -287,7 +291,7 @@ static void __attribute__ ((constructor))reg()
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{"not-before", 'F', 1, "date/time the validity of the AC starts"},
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{"not-after", 'T', 1, "date/time the validity of the AC ends"},
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{"dateform", 'D', 1, "strptime(3) input format, default: %d.%m.%y %T"},
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{"digest", 'g', 1, "digest for signature creation, default: sha256"},
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{"digest", 'g', 1, "digest for signature creation, default: key-specific"},
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{"outform", 'f', 1, "encoding of generated cert, default: der"},
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}
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});
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@ -60,7 +60,7 @@ static void destroy_cdp(x509_cdp_t *this)
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static int issue()
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{
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cred_encoding_type_t form = CERT_ASN1_DER;
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hash_algorithm_t digest = HASH_SHA256;
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hash_algorithm_t digest = HASH_UNKNOWN;
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certificate_t *cert_req = NULL, *cert = NULL, *ca =NULL;
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private_key_t *private = NULL;
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public_key_t *public = NULL;
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@ -357,6 +357,10 @@ static int issue()
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error = "loading CA private key failed";
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goto end;
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}
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if (digest == HASH_UNKNOWN)
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{
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digest = get_default_digest(private);
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}
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if (!private->belongs_to(private, public))
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{
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error = "CA private key does not match CA certificate";
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@ -591,7 +595,7 @@ static void __attribute__ ((constructor))reg()
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{"crl", 'u', 1, "CRL distribution point URI to include"},
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{"crlissuer", 'I', 1, "CRL Issuer for CRL at distribution point"},
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{"ocsp", 'o', 1, "OCSP AuthorityInfoAccess URI to include"},
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{"digest", 'g', 1, "digest for signature creation, default: sha256"},
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{"digest", 'g', 1, "digest for signature creation, default: key-specific"},
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{"outform", 'f', 1, "encoding of generated cert, default: der"},
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}
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});
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@ -31,7 +31,7 @@ static int req()
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{
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cred_encoding_type_t form = CERT_ASN1_DER;
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key_type_t type = KEY_RSA;
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hash_algorithm_t digest = HASH_SHA256;
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hash_algorithm_t digest = HASH_UNKNOWN;
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certificate_t *cert = NULL;
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private_key_t *private = NULL;
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char *file = NULL, *dn = NULL, *error = NULL;
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@ -139,6 +139,10 @@ static int req()
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error = "parsing private key failed";
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goto end;
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}
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if (digest == HASH_UNKNOWN)
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{
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digest = get_default_digest(private);
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}
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cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_PKCS10_REQUEST,
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BUILD_SIGNING_KEY, private,
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BUILD_SUBJECT, id,
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@ -200,7 +204,7 @@ static void __attribute__ ((constructor))reg()
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{"dn", 'd', 1, "subject distinguished name"},
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{"san", 'a', 1, "subjectAltName to include in cert request"},
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{"password",'p', 1, "challengePassword to include in cert request"},
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{"digest", 'g', 1, "digest for signature creation, default: sha256"},
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{"digest", 'g', 1, "digest for signature creation, default: key-specific"},
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{"outform", 'f', 1, "encoding of generated request, default: der"},
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}
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});
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@ -50,7 +50,7 @@ static int self()
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{
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cred_encoding_type_t form = CERT_ASN1_DER;
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key_type_t type = KEY_RSA;
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hash_algorithm_t digest = HASH_SHA256;
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hash_algorithm_t digest = HASH_UNKNOWN;
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certificate_t *cert = NULL;
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private_key_t *private = NULL;
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public_key_t *public = NULL;
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@ -314,6 +314,10 @@ static int self()
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error = "loading private key failed";
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goto end;
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}
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if (digest == HASH_UNKNOWN)
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{
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digest = get_default_digest(private);
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}
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public = private->get_public_key(private);
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if (!public)
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{
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@ -447,7 +451,7 @@ static void __attribute__ ((constructor))reg()
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{"policy-any", 'A', 1, "inhibitAnyPolicy constraint"},
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{"flag", 'e', 1, "include extendedKeyUsage flag"},
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{"ocsp", 'o', 1, "OCSP AuthorityInfoAccess URI to include"},
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{"digest", 'g', 1, "digest for signature creation, default: sha256"},
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{"digest", 'g', 1, "digest for signature creation, default: key-specific"},
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{"outform", 'f', 1, "encoding of generated cert, default: der"},
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}
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});
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@ -117,7 +117,7 @@ static int sign_crl()
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certificate_t *ca = NULL, *crl = NULL;
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crl_t *lastcrl = NULL;
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x509_t *x509;
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hash_algorithm_t digest = HASH_SHA256;
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hash_algorithm_t digest = HASH_UNKNOWN;
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char *arg, *cacert = NULL, *cakey = NULL, *lastupdate = NULL, *error = NULL;
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char *basecrl = NULL;
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char serial[512], *keyid = NULL;
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@ -330,6 +330,10 @@ static int sign_crl()
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error = "loading CA private key failed";
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goto error;
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}
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if (digest == HASH_UNKNOWN)
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{
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digest = get_default_digest(private);
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}
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if (!private->belongs_to(private, public))
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{
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error = "CA private key does not match CA certificate";
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@ -465,7 +469,7 @@ static void __attribute__ ((constructor))reg()
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{"serial", 's', 1, "hex encoded certificate serial number to revoke"},
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{"reason", 'r', 1, "reason for certificate revocation"},
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{"date", 'd', 1, "revocation date as unix timestamp, default: now"},
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{"digest", 'g', 1, "digest for signature creation, default: sha256"},
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{"digest", 'g', 1, "digest for signature creation, default: key-specific"},
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{"outform", 'f', 1, "encoding of generated crl, default: der"},
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}
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});
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@ -99,8 +99,8 @@ Serial number in hex. It is randomly allocated by default.
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.TP
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.BI "\-g, \-\-digest " digest
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Digest to use for signature creation. One of \fImd5\fR, \fIsha1\fR,
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. Defaults to
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\fIsha256\fR.
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. The default is
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determined based on the type and size of the signature key.
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.TP
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.BI "\-f, \-\-outform " encoding
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Encoding of the created certificate file. Either \fIder\fR (ASN.1 DER) or
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@ -122,8 +122,8 @@ Add extendedKeyUsage flag. One of \fIserverAuth\fR, \fIclientAuth\fR,
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.TP
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.BI "\-g, \-\-digest " digest
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Digest to use for signature creation. One of \fImd5\fR, \fIsha1\fR,
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. Defaults to
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\fIsha256\fR.
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. The default is
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determined based on the type and size of the signature key.
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.TP
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.BI "\-f, \-\-outform " encoding
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Encoding of the created certificate file. Either \fIder\fR (ASN.1 DER) or
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@ -62,8 +62,8 @@ The challengePassword to include in the certificate request.
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.TP
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.BI "\-g, \-\-digest " digest
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Digest to use for signature creation. One of \fImd5\fR, \fIsha1\fR,
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. Defaults to
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\fIsha256\fR.
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. The default is
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determined based on the type and size of the signature key.
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.TP
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.BI "\-f, \-\-outform " encoding
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Encoding of the created certificate file. Either \fIder\fR (ASN.1 DER) or
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@ -109,8 +109,8 @@ Add extendedKeyUsage flag. One of \fIserverAuth\fR, \fIclientAuth\fR,
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.TP
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.BI "\-g, \-\-digest " digest
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Digest to use for signature creation. One of \fImd5\fR, \fIsha1\fR,
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. Defaults to
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\fIsha256\fR.
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. The default is
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determined based on the type and size of the signature key.
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.TP
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.BI "\-f, \-\-outform " encoding
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Encoding of the created certificate file. Either \fIder\fR (ASN.1 DER) or
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@ -98,8 +98,8 @@ Freshest delta CRL URI to include in CRL. Can be used multiple times.
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.TP
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.BI "\-g, \-\-digest " digest
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Digest to use for signature creation. One of \fImd5\fR, \fIsha1\fR,
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. Defaults to
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\fIsha256\fR.
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\fIsha224\fR, \fIsha256\fR, \fIsha384\fR, or \fIsha512\fR. The default is
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determined based on the type and size of the signature key.
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.TP
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.BI "\-f, \-\-outform " encoding
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Encoding of the created certificate file. Either \fIder\fR (ASN.1 DER) or
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@ -237,6 +237,27 @@ void set_file_mode(FILE *stream, cred_encoding_type_t enc)
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#endif
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}
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/*
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* Described in header
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*/
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hash_algorithm_t get_default_digest(private_key_t *private)
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{
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enumerator_t *enumerator;
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signature_scheme_t scheme;
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hash_algorithm_t alg = HASH_UNKNOWN;
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enumerator = signature_schemes_for_key(private->get_type(private),
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private->get_keysize(private));
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if (enumerator->enumerate(enumerator, &scheme))
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{
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alg = hasher_from_signature_scheme(scheme);
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}
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enumerator->destroy(enumerator);
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/* default to SHA-256 */
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return alg == HASH_UNKNOWN ? HASH_SHA256 : alg;
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}
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/**
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* Callback credential set pki uses
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*/
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@ -55,4 +55,12 @@ bool calculate_lifetime(char *format, char *nbstr, char *nastr, time_t span,
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*/
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void set_file_mode(FILE *stream, cred_encoding_type_t enc);
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/**
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* Select default digest for signatures with the given key
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*
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* @param private private key
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* @return hash algorithm
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*/
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hash_algorithm_t get_default_digest(private_key_t *private);
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#endif /** PKI_H_ @}*/
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