コード例 #1
0
ファイル: pkgtrans.c プロジェクト: apprisi/illumos-gate
/* will return 0, 1, 3, or 99 */
static int
_pkgtrans(char *device1, char *device2, char **pkg, int options,
    keystore_handle_t keystore, char *keystore_alias)
{
	BIO			*p7_bio = NULL;
	EVP_PKEY		*privkey = NULL;
	PKCS7			*sec_pkcs7 = NULL;
	PKCS7_SIGNER_INFO	*sec_signerinfo = NULL;
	PKG_ERR			*err;
	STACK_OF(X509)		*cacerts = NULL;
	STACK_OF(X509)		*clcerts = NULL;
	STACK_OF(X509)		*sec_chain = NULL;
	X509			*pubcert = NULL;
	boolean_t		making_sig = B_FALSE;
	char			*src, *dst;
	int			errflg, i, n;
	struct			dm_buf *hdr;

	making_sig = (keystore != NULL) ? B_TRUE : B_FALSE;

	if (making_sig) {

		/* new error object */
		err = pkgerr_new();

		/* find matching cert and key */
		if (find_key_cert_pair(err, keystore,
		    keystore_alias, &privkey, &pubcert) != 0) {
			pkgerr(err);
			pkgerr_free(err);
			return (1);
		}

		/* get CA certificates */
		if (find_ca_certs(err, keystore, &cacerts) != 0) {
			pkgerr(err);
			pkgerr_free(err);
			return (1);
		}

		/* get CL (aka "chain") certificates */
		if (find_cl_certs(err, keystore, &clcerts) != 0) {
			pkgerr(err);
			pkgerr_free(err);
			return (1);
		}

		/* initialize PKCS7 object to be filled in later */
		sec_pkcs7 = PKCS7_new();
		(void) PKCS7_set_type(sec_pkcs7, NID_pkcs7_signed);
		sec_signerinfo = PKCS7_add_signature(sec_pkcs7,
		    pubcert, privkey, EVP_sha1());

		if (sec_signerinfo == NULL) {
			progerr(gettext(ERR_SEC), keystore_alias);
			ERR_print_errors_fp(stderr);
			pkgerr_free(err);
			return (1);
		}

		/* add signer cert into signature */
		(void) PKCS7_add_certificate(sec_pkcs7, pubcert);

		/* attempt to resolve cert chain starting at the signer cert */
		if (get_cert_chain(err, pubcert, clcerts, cacerts,
		    &sec_chain) != 0) {
			pkgerr(err);
			pkgerr_free(err);
			return (1);
		}

		/*
		 * add the verification chain of certs into the signature.
		 * The first cert is the user cert, which we don't need,
		 * since it's baked in already, so skip it
		 */
		for (i = 1; i < sk_X509_num(sec_chain); i++) {
			(void) PKCS7_add_certificate(sec_pkcs7,
			    sk_X509_value(sec_chain, i));
		}

		pkgerr_free(err);
		err = NULL;
	}

	if (signal_received > 0) {
		return (1);
	}

	/* transfer spool to appropriate device */
	if (devtype(device1, &srcdev)) {
		progerr(pkg_gt(ERR_TRANSFER));
		logerr(pkg_gt(MSG_BADDEV), device1);
		return (1);
	}
	srcdev.rdonly++;

	/* check for datastream */
	ids_name = NULL;
	if (srcdev.bdevice) {
		if (n = _getvol(srcdev.bdevice, NULL, NULL,
		    pkg_gt("Insert %v into %p."), srcdev.norewind)) {
			cleanup();
			if (n == 3)
				return (3);
			progerr(pkg_gt(ERR_TRANSFER));
			logerr(pkg_gt(MSG_GETVOL));
			return (1);
		}
		if (ds_readbuf(srcdev.cdevice))
			ids_name = srcdev.cdevice;
	}

	if (srcdev.cdevice && !srcdev.bdevice)
		ids_name = srcdev.cdevice;
	else if (srcdev.pathname) {
		ids_name = srcdev.pathname;
		if (access(ids_name, 0) == -1) {
			progerr(ERR_TRANSFER);
			logerr(pkg_gt(MSG_GETVOL));
			return (1);
		}
	}

	if (!ids_name && device2 == (char *)0) {
		if (n = pkgmount(&srcdev, NULL, 1, 0, 0)) {
			cleanup();
			return (n);
		}
		if (srcdev.mount && *srcdev.mount)
			pkgdir = strdup(srcdev.mount);
		return (0);
	}

	if (ids_name && device2 == (char *)0) {
		tmppath = tmpnam(NULL);
		tmppath = strdup(tmppath);
		if (tmppath == NULL) {
			progerr(pkg_gt(ERR_TRANSFER));
			logerr(pkg_gt(MSG_MEM));
			return (1);
		}
		if (mkdir(tmppath, 0755)) {
			progerr(pkg_gt(ERR_TRANSFER));
			logerr(pkg_gt(MSG_MKDIR), tmppath);
			return (1);
		}
		device2 = tmppath;
	}

	if (devtype(device2, &dstdev)) {
		progerr(pkg_gt(ERR_TRANSFER));
		logerr(pkg_gt(MSG_BADDEV), device2);
		return (1);
	}

	if ((srcdev.cdevice && dstdev.cdevice) &&
	    strcmp(srcdev.cdevice, dstdev.cdevice) == 0) {
		progerr(pkg_gt(ERR_TRANSFER));
		logerr(pkg_gt(MSG_SAMEDEV));
		return (1);
	}

	ods_name = NULL;
	if (dstdev.cdevice && !dstdev.bdevice || dstdev.pathname)
		options |= PT_ODTSTREAM;

	if (options & PT_ODTSTREAM) {
		if (!((ods_name = dstdev.cdevice) != NULL ||
		    (ods_name = dstdev.pathname) != NULL)) {
			progerr(pkg_gt(ERR_TRANSFER));
			logerr(pkg_gt(MSG_BADDEV), device2);
			return (1);
		}
		if (ids_name) {
			progerr(pkg_gt(ERR_TRANSFER));
			logerr(pkg_gt(MSG_TWODSTREAM));
			return (1);
		}
	} else {
		/*
		 * output device isn't a stream.  If we're making a signed
		 * package, then fail, since we can't make signed,
		 * non-stream pkgs
		 */
		if (making_sig) {
			progerr(pkg_gt(ERR_TRANSFER));
			logerr(pkg_gt(ERR_CANTSIGN));
			return (1);
		}
	}

	if ((srcdev.dirname && dstdev.dirname) &&
	    strcmp(srcdev.dirname, dstdev.dirname) == 0) {
		progerr(pkg_gt(ERR_TRANSFER));
		logerr(pkg_gt(MSG_SAMEDEV));
		return (1);
	}

	if ((srcdev.pathname && dstdev.pathname) &&
	    strcmp(srcdev.pathname, dstdev.pathname) == 0) {
		progerr(pkg_gt(ERR_TRANSFER));
		logerr(pkg_gt(MSG_SAMEDEV));
		return (1);
	}

	if (signal_received > 0) {
		return (1);
	}

	if (ids_name) {
		if (srcdev.cdevice && !srcdev.bdevice &&
		(n = _getvol(srcdev.cdevice, NULL, NULL, NULL,
		    srcdev.norewind))) {
			cleanup();
			if (n == 3)
				return (3);
			progerr(pkg_gt(ERR_TRANSFER));
			logerr(pkg_gt(MSG_GETVOL));
			return (1);
		}
		if (srcdev.dirname = tmpnam(NULL))
			tmpdir = srcdev.dirname = strdup(srcdev.dirname);

		if ((srcdev.dirname == NULL) || mkdir(srcdev.dirname, 0755) ||
		    chdir(srcdev.dirname)) {
			progerr(pkg_gt(ERR_TRANSFER));
			logerr(pkg_gt(MSG_NOTEMP), srcdev.dirname);
			cleanup();
			return (1);
		}
		if (ds_init(ids_name, pkg, srcdev.norewind)) {
			cleanup();
			return (1);
		}
	} else if (srcdev.mount) {
		if (n = pkgmount(&srcdev, NULL, 1, 0, 0)) {
			cleanup();
			return (n);
		}
	}

	src = srcdev.dirname;
	dst = dstdev.dirname;

	if (chdir(src)) {
		progerr(pkg_gt(ERR_TRANSFER));
		logerr(pkg_gt(MSG_CHDIR), src);
		cleanup();
		return (1);
	}

	if (signal_received > 0) {
		return (1);
	}

	xpkg = pkg = gpkglist(src, pkg, NULL);
	if (!pkg) {
		progerr(pkg_gt(ERR_TRANSFER));
		logerr(pkg_gt(MSG_NOPKGS), src);
		cleanup();
		return (1);
	}

	for (nxpkg = 0; pkg[nxpkg]; /* void */) {
		nxpkg++; /* count */
	}

	if (ids_name) {
		ds_order(pkg); /* order requests */
	}

	if (signal_received > 0) {
		return (1);
	}

	if (options & PT_ODTSTREAM) {
		char line[128];

		if (!dstdev.pathname &&
		    (n = _getvol(ods_name, NULL, DM_FORMAT, NULL,
		    dstdev.norewind))) {
			cleanup();
			if (n == 3)
				return (3);
			progerr(pkg_gt(ERR_TRANSFER));
			logerr(pkg_gt(MSG_GETVOL));
			return (1);
		}
		if ((hdr = genheader(src, pkg)) == NULL) {
			cleanup();
			return (1);
		}
		if (making_sig) {
			/* start up signature data stream */
			(void) PKCS7_content_new(sec_pkcs7, NID_pkcs7_data);
			(void) PKCS7_set_detached(sec_pkcs7, 1);
			p7_bio = PKCS7_dataInit(sec_pkcs7, NULL);

			/*
			 * Here we generate all the data that will go into
			 * the package, and send it through the signature
			 * generator, essentially calculating the signature
			 * of the entire package so we can place it in the
			 * header.  Otherwise we'd have to place it at the end
			 * of the pkg, which would break the ABI
			 */
			if (!(options & PT_SILENT)) {
				(void) fprintf(stderr, pkg_gt(MSG_SIGNING),
				    get_subject_display_name(pubcert));
			}
			if (dump_hdr_and_pkgs(p7_bio, hdr, pkg) != 0) {
			    progerr(gettext(ERR_NOGEN));
			    logerr(pkg_gt(MSG_GETVOL));
			    cleanup();
			    return (1);

			}

			BIO_flush(p7_bio);

			/*
			 * now generate PKCS7 signature
			 */
			if (!PKCS7_dataFinal(sec_pkcs7, p7_bio)) {
			    progerr(gettext(ERR_NOGEN));
			    logerr(pkg_gt(MSG_GETVOL));
			    cleanup();
			    return (1);
			}

			(void) BIO_free(p7_bio);
		}

		/* write out header to stream, which includes signature */
		if (wdsheader(hdr, src, ods_name, pkg, sec_pkcs7)) {
			cleanup();
			return (1);
		}

		if (sec_pkcs7 != NULL) {
			/* nuke in-memory signature for safety */
			PKCS7_free(sec_pkcs7);
			sec_pkcs7 = NULL;
		}

		ds_volno = 1; /* number of volumes in datastream */
		pinput = hdrbuf.text_buffer;
		/* skip past first line in header */
		(void) mgets(line, 128);
	}

	if (signal_received > 0) {
		return (1);
	}

	errflg = 0;

	for (i = 0; pkg[i]; i++) {

		if (signal_received > 0) {
			return (1);
		}

		if (!(options & PT_ODTSTREAM) && dstdev.mount) {
			if (n = pkgmount(&dstdev, NULL, 0, 0, 1)) {
				cleanup();
				return (n);
			}
		}
		if (errflg = pkgxfer(pkg[i], options)) {
			pkg[i] = NULL;
			if ((options & PT_ODTSTREAM) || (errflg != 2))
				break;
		} else if (strcmp(dstinst, pkg[i]))
			pkg[i] = strdup(dstinst);
	}

	if (!(options & PT_ODTSTREAM) && dst) {
		pkgdir = strdup(dst);
	}

	/*
	 * No cleanup of temporary directories created in this
	 * function is done here. The calling function must do
	 * the cleanup.
	 */

	return (signal_received > 0 ? 1 : errflg);
}
コード例 #2
0
ファイル: pkgtrans.c プロジェクト: Sunshine-OS/pkg-gate
/* will return 0, 1, 3, or 99 */
static int
_pkgtrans(char *device1, char *device2, char **pkg, int options,
    keystore_handle_t keystore, char *keystore_alias)
{
#ifdef	USE_KEYSTORE
	BIO			*p7_bio = NULL;
	EVP_PKEY		*privkey = NULL;
#endif
	PKCS7			*sec_pkcs7 = NULL;
#ifdef	USE_KEYSTORE
	PKCS7_SIGNER_INFO	*sec_signerinfo = NULL;
	PKG_ERR			*err;
	STACK_OF(X509)		*cacerts = NULL;
	STACK_OF(X509)		*clcerts = NULL;
	STACK_OF(X509)		*sec_chain = NULL;
	X509			*pubcert = NULL;
#endif
	boolean_t		making_sig = B_FALSE;
	char			*src, *dst;
	int			errflg, i, n;
	struct			dm_buf *hdr;

	making_sig = (keystore != NULL) ? B_TRUE : B_FALSE;

#ifdef	USE_KEYSTORE
	if (making_sig) {

		/* new error object */
		err = pkgerr_new();

		/* find matching cert and key */
		if (find_key_cert_pair(err, keystore,
		    keystore_alias, &privkey, &pubcert) != 0) {
			pkgerr(err);
			pkgerr_free(err);
			return (1);
		}

		/* get CA certificates */
		if (find_ca_certs(err, keystore, &cacerts) != 0) {
			pkgerr(err);
			pkgerr_free(err);
			return (1);
		}

		/* get CL (aka "chain") certificates */
		if (find_cl_certs(err, keystore, &clcerts) != 0) {
			pkgerr(err);
			pkgerr_free(err);
			return (1);
		}

		/* initialize PKCS7 object to be filled in later */
		sec_pkcs7 = PKCS7_new();
		PKCS7_set_type(sec_pkcs7, NID_pkcs7_signed);
		sec_signerinfo = PKCS7_add_signature(sec_pkcs7,
		    pubcert, privkey, EVP_sha1());

		if (sec_signerinfo == NULL) {
			progerr(gettext(ERR_SEC), keystore_alias);
			ERR_print_errors_fp(stderr);
			pkgerr_free(err);
			return (1);
		}

		/* add signer cert into signature */
		PKCS7_add_certificate(sec_pkcs7, pubcert);

		/* attempt to resolve cert chain starting at the signer cert */
		if (get_cert_chain(err, pubcert, clcerts, cacerts,
		    &sec_chain) != 0) {
			pkgerr(err);
			pkgerr_free(err);
			return (1);
		}

		/*
		 * add the verification chain of certs into the signature.
		 * The first cert is the user cert, which we don't need,
		 * since it's baked in already, so skip it
		 */
		for (i = 1; i < sk_X509_num(sec_chain); i++) {
			PKCS7_add_certificate(sec_pkcs7,
			    sk_X509_value(sec_chain, i));
		}

		pkgerr_free(err);
		err = NULL;
	}
#endif	/* USE_KEYSTORE */

	if (signal_received > 0) {
		return (1);
	}

	/* transfer spool to appropriate device */
	if (devtype(device1, &srcdev)) {
		progerr(pkg_gt(ERR_TRANSFER));
		logerr(pkg_gt(MSG_BADDEV), device1);
		return (1);
	}
	srcdev.rdonly++;

	/* check for datastream */
	ids_name = NULL;
	if (srcdev.bdevice) {
		if (ds_readbuf(srcdev.cdevice))
			ids_name = srcdev.cdevice;
	}

	if (srcdev.cdevice && !srcdev.bdevice)
		ids_name = srcdev.cdevice;
	else if (srcdev.pathname) {
		ids_name = srcdev.pathname;
		if (access(ids_name, 0) == -1) {
			progerr(ERR_TRANSFER);
			logerr(pkg_gt(MSG_GETVOL));
			return (1);
		}
	}

	if (!ids_name && device2 == (char *)0) {
		if (n = pkgmount(&srcdev, NULL, 1, 0, 0)) {
			cleanup();
			return (n);
		}
		if (srcdev.mount && *srcdev.mount)
			pkgdir = strdup(srcdev.mount);
		return (0);
	}

	if (ids_name && device2 == (char *)0) {
		char	template[] = "/var/tmp/ptXXXXXX";