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-rw-r--r--modules/md/md_store.c385
1 files changed, 385 insertions, 0 deletions
diff --git a/modules/md/md_store.c b/modules/md/md_store.c
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+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <assert.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <apr_lib.h>
+#include <apr_file_info.h>
+#include <apr_file_io.h>
+#include <apr_fnmatch.h>
+#include <apr_hash.h>
+#include <apr_strings.h>
+
+#include "md.h"
+#include "md_crypt.h"
+#include "md_log.h"
+#include "md_json.h"
+#include "md_store.h"
+#include "md_util.h"
+
+/**************************************************************************************************/
+/* generic callback handling */
+
+#define ASPECT_MD "md.json"
+#define ASPECT_CERT "cert.pem"
+#define ASPECT_PKEY "key.pem"
+#define ASPECT_CHAIN "chain.pem"
+
+#define GNAME_ACCOUNTS
+#define GNAME_CHALLENGES
+#define GNAME_DOMAINS
+#define GNAME_STAGING
+#define GNAME_ARCHIVE
+
+static const char *GROUP_NAME[] = {
+ "none",
+ "accounts",
+ "challenges",
+ "domains",
+ "staging",
+ "archive",
+ "tmp",
+ "ocsp",
+ NULL
+};
+
+const char *md_store_group_name(unsigned int group)
+{
+ if (group < sizeof(GROUP_NAME)/sizeof(GROUP_NAME[0])) {
+ return GROUP_NAME[group];
+ }
+ return "UNKNOWN";
+}
+
+apr_status_t md_store_load(md_store_t *store, md_store_group_t group,
+ const char *name, const char *aspect,
+ md_store_vtype_t vtype, void **pdata,
+ apr_pool_t *p)
+{
+ return store->load(store, group, name, aspect, vtype, pdata, p);
+}
+
+apr_status_t md_store_save(md_store_t *store, apr_pool_t *p, md_store_group_t group,
+ const char *name, const char *aspect,
+ md_store_vtype_t vtype, void *data,
+ int create)
+{
+ return store->save(store, p, group, name, aspect, vtype, data, create);
+}
+
+apr_status_t md_store_remove(md_store_t *store, md_store_group_t group,
+ const char *name, const char *aspect,
+ apr_pool_t *p, int force)
+{
+ return store->remove(store, group, name, aspect, p, force);
+}
+
+apr_status_t md_store_purge(md_store_t *store, apr_pool_t *p, md_store_group_t group,
+ const char *name)
+{
+ return store->purge(store, p, group, name);
+}
+
+apr_status_t md_store_iter(md_store_inspect *inspect, void *baton, md_store_t *store,
+ apr_pool_t *p, md_store_group_t group, const char *pattern,
+ const char *aspect, md_store_vtype_t vtype)
+{
+ return store->iterate(inspect, baton, store, p, group, pattern, aspect, vtype);
+}
+
+apr_status_t md_store_load_json(md_store_t *store, md_store_group_t group,
+ const char *name, const char *aspect,
+ struct md_json_t **pdata, apr_pool_t *p)
+{
+ return md_store_load(store, group, name, aspect, MD_SV_JSON, (void**)pdata, p);
+}
+
+apr_status_t md_store_save_json(md_store_t *store, apr_pool_t *p, md_store_group_t group,
+ const char *name, const char *aspect,
+ struct md_json_t *data, int create)
+{
+ return md_store_save(store, p, group, name, aspect, MD_SV_JSON, (void*)data, create);
+}
+
+apr_status_t md_store_move(md_store_t *store, apr_pool_t *p,
+ md_store_group_t from, md_store_group_t to,
+ const char *name, int archive)
+{
+ return store->move(store, p, from, to, name, archive);
+}
+
+apr_status_t md_store_get_fname(const char **pfname,
+ md_store_t *store, md_store_group_t group,
+ const char *name, const char *aspect,
+ apr_pool_t *p)
+{
+ if (store->get_fname) {
+ return store->get_fname(pfname, store, group, name, aspect, p);
+ }
+ return APR_ENOTIMPL;
+}
+
+int md_store_is_newer(md_store_t *store, md_store_group_t group1, md_store_group_t group2,
+ const char *name, const char *aspect, apr_pool_t *p)
+{
+ return store->is_newer(store, group1, group2, name, aspect, p);
+}
+
+apr_time_t md_store_get_modified(md_store_t *store, md_store_group_t group,
+ const char *name, const char *aspect, apr_pool_t *p)
+{
+ return store->get_modified(store, group, name, aspect, p);
+}
+
+apr_status_t md_store_iter_names(md_store_inspect *inspect, void *baton, md_store_t *store,
+ apr_pool_t *p, md_store_group_t group, const char *pattern)
+{
+ return store->iterate_names(inspect, baton, store, p, group, pattern);
+}
+
+apr_status_t md_store_remove_not_modified_since(md_store_t *store, apr_pool_t *p,
+ apr_time_t modified,
+ md_store_group_t group,
+ const char *name,
+ const char *aspect)
+{
+ return store->remove_nms(store, p, modified, group, name, aspect);
+}
+
+apr_status_t md_store_rename(md_store_t *store, apr_pool_t *p,
+ md_store_group_t group, const char *name, const char *to)
+{
+ return store->rename(store, p, group, name, to);
+}
+
+/**************************************************************************************************/
+/* convenience */
+
+typedef struct {
+ md_store_t *store;
+ md_store_group_t group;
+} md_group_ctx;
+
+apr_status_t md_load(md_store_t *store, md_store_group_t group,
+ const char *name, md_t **pmd, apr_pool_t *p)
+{
+ md_json_t *json;
+ apr_status_t rv;
+
+ rv = md_store_load_json(store, group, name, MD_FN_MD, pmd? &json : NULL, p);
+ if (APR_SUCCESS == rv) {
+ if (pmd) {
+ *pmd = md_from_json(json, p);
+ }
+ return APR_SUCCESS;
+ }
+ return rv;
+}
+
+static apr_status_t p_save(void *baton, apr_pool_t *p, apr_pool_t *ptemp, va_list ap)
+{
+ md_group_ctx *ctx = baton;
+ md_json_t *json;
+ md_t *md;
+ int create;
+
+ md = va_arg(ap, md_t *);
+ create = va_arg(ap, int);
+
+ json = md_to_json(md, ptemp);
+ assert(json);
+ assert(md->name);
+ return md_store_save_json(ctx->store, p, ctx->group, md->name, MD_FN_MD, json, create);
+}
+
+apr_status_t md_save(md_store_t *store, apr_pool_t *p,
+ md_store_group_t group, md_t *md, int create)
+{
+ md_group_ctx ctx;
+
+ ctx.store = store;
+ ctx.group = group;
+ return md_util_pool_vdo(p_save, &ctx, p, md, create, NULL);
+}
+
+static apr_status_t p_remove(void *baton, apr_pool_t *p, apr_pool_t *ptemp, va_list ap)
+{
+ md_group_ctx *ctx = baton;
+ const char *name;
+ int force;
+
+ (void)p;
+ name = va_arg(ap, const char *);
+ force = va_arg(ap, int);
+
+ assert(name);
+ return md_store_remove(ctx->store, ctx->group, name, MD_FN_MD, ptemp, force);
+}
+
+apr_status_t md_remove(md_store_t *store, apr_pool_t *p,
+ md_store_group_t group, const char *name, int force)
+{
+ md_group_ctx ctx;
+
+ ctx.store = store;
+ ctx.group = group;
+ return md_util_pool_vdo(p_remove, &ctx, p, name, force, NULL);
+}
+
+int md_is_newer(md_store_t *store, md_store_group_t group1, md_store_group_t group2,
+ const char *name, apr_pool_t *p)
+{
+ return md_store_is_newer(store, group1, group2, name, MD_FN_MD, p);
+}
+
+
+typedef struct {
+ apr_pool_t *p;
+ apr_array_header_t *mds;
+} md_load_ctx;
+
+static const char *pk_filename(const char *keyname, const char *base, apr_pool_t *p)
+{
+ char *s, *t;
+ /* We also run on various filesystems with difference upper/lower preserve matching
+ * rules. Normalize the names we use, since private key specifications are basically
+ * user input. */
+ s = (keyname && apr_strnatcasecmp("rsa", keyname))?
+ apr_pstrcat(p, base, ".", keyname, ".pem", NULL)
+ : apr_pstrcat(p, base, ".pem", NULL);
+ for (t = s; *t; t++ )
+ *t = (char)apr_tolower(*t);
+ return s;
+}
+
+const char *md_pkey_filename(md_pkey_spec_t *spec, apr_pool_t *p)
+{
+ return pk_filename(md_pkey_spec_name(spec), "privkey", p);
+}
+
+const char *md_chain_filename(md_pkey_spec_t *spec, apr_pool_t *p)
+{
+ return pk_filename(md_pkey_spec_name(spec), "pubcert", p);
+}
+
+apr_status_t md_pkey_load(md_store_t *store, md_store_group_t group, const char *name,
+ md_pkey_spec_t *spec, md_pkey_t **ppkey, apr_pool_t *p)
+{
+ const char *fname = md_pkey_filename(spec, p);
+ return md_store_load(store, group, name, fname, MD_SV_PKEY, (void**)ppkey, p);
+}
+
+apr_status_t md_pkey_save(md_store_t *store, apr_pool_t *p, md_store_group_t group, const char *name,
+ md_pkey_spec_t *spec, struct md_pkey_t *pkey, int create)
+{
+ const char *fname = md_pkey_filename(spec, p);
+ return md_store_save(store, p, group, name, fname, MD_SV_PKEY, pkey, create);
+}
+
+apr_status_t md_pubcert_load(md_store_t *store, md_store_group_t group, const char *name,
+ md_pkey_spec_t *spec, struct apr_array_header_t **ppubcert,
+ apr_pool_t *p)
+{
+ const char *fname = md_chain_filename(spec, p);
+ return md_store_load(store, group, name, fname, MD_SV_CHAIN, (void**)ppubcert, p);
+}
+
+apr_status_t md_pubcert_save(md_store_t *store, apr_pool_t *p,
+ md_store_group_t group, const char *name,
+ md_pkey_spec_t *spec, struct apr_array_header_t *pubcert, int create)
+{
+ const char *fname = md_chain_filename(spec, p);
+ return md_store_save(store, p, group, name, fname, MD_SV_CHAIN, pubcert, create);
+}
+
+apr_status_t md_creds_load(md_store_t *store, md_store_group_t group, const char *name,
+ md_pkey_spec_t *spec, md_credentials_t **pcreds, apr_pool_t *p)
+{
+ md_credentials_t *creds = apr_pcalloc(p, sizeof(*creds));
+ apr_status_t rv;
+
+ creds->spec = spec;
+ if (APR_SUCCESS != (rv = md_pkey_load(store, group, name, spec, &creds->pkey, p))) {
+ goto leave;
+ }
+ /* chain is optional */
+ rv = md_pubcert_load(store, group, name, spec, &creds->chain, p);
+ if (APR_STATUS_IS_ENOENT(rv)) rv = APR_SUCCESS;
+leave:
+ *pcreds = (APR_SUCCESS == rv)? creds : NULL;
+ return rv;
+}
+
+apr_status_t md_creds_save(md_store_t *store, apr_pool_t *p, md_store_group_t group,
+ const char *name, md_credentials_t *creds, int create)
+{
+ apr_status_t rv;
+
+ if (APR_SUCCESS != (rv = md_pkey_save(store, p, group, name, creds->spec, creds->pkey, create))) {
+ goto leave;
+ }
+ rv = md_pubcert_save(store, p, group, name, creds->spec, creds->chain, create);
+leave:
+ return rv;
+}
+
+typedef struct {
+ md_store_t *store;
+ md_store_group_t group;
+ const char *pattern;
+ const char *aspect;
+ md_store_md_inspect *inspect;
+ void *baton;
+} inspect_md_ctx;
+
+static int insp_md(void *baton, const char *name, const char *aspect,
+ md_store_vtype_t vtype, void *value, apr_pool_t *ptemp)
+{
+ inspect_md_ctx *ctx = baton;
+
+ if (!strcmp(MD_FN_MD, aspect) && vtype == MD_SV_JSON) {
+ md_t *md = md_from_json(value, ptemp);
+ md_log_perror(MD_LOG_MARK, MD_LOG_TRACE3, 0, ptemp, "inspecting md at: %s", name);
+ return ctx->inspect(ctx->baton, ctx->store, md, ptemp);
+ }
+ return 1;
+}
+
+apr_status_t md_store_md_iter(md_store_md_inspect *inspect, void *baton, md_store_t *store,
+ apr_pool_t *p, md_store_group_t group, const char *pattern)
+{
+ inspect_md_ctx ctx;
+
+ ctx.store = store;
+ ctx.group = group;
+ ctx.inspect = inspect;
+ ctx.baton = baton;
+
+ return md_store_iter(insp_md, &ctx, store, p, group, pattern, MD_FN_MD, MD_SV_JSON);
+}
+
+apr_status_t md_store_lock_global(md_store_t *store, apr_pool_t *p, apr_time_t max_wait)
+{
+ return store->lock_global(store, p, max_wait);
+}
+
+void md_store_unlock_global(md_store_t *store, apr_pool_t *p)
+{
+ store->unlock_global(store, p);
+}