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-rw-r--r--modules/md/md_result.c285
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diff --git a/modules/md/md_result.c b/modules/md/md_result.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_date.h>
+#include <apr_time.h>
+#include <apr_strings.h>
+
+#include "md.h"
+#include "md_json.h"
+#include "md_log.h"
+#include "md_result.h"
+
+static const char *dup_trim(apr_pool_t *p, const char *s)
+{
+ char *d = apr_pstrdup(p, s);
+ if (d) apr_collapse_spaces(d, d);
+ return d;
+}
+
+md_result_t *md_result_make(apr_pool_t *p, apr_status_t status)
+{
+ md_result_t *result;
+
+ result = apr_pcalloc(p, sizeof(*result));
+ result->p = p;
+ result->md_name = MD_OTHER;
+ result->status = status;
+ return result;
+}
+
+md_result_t *md_result_md_make(apr_pool_t *p, const char *md_name)
+{
+ md_result_t *result = md_result_make(p, APR_SUCCESS);
+ result->md_name = md_name;
+ return result;
+}
+
+void md_result_reset(md_result_t *result)
+{
+ apr_pool_t *p = result->p;
+ memset(result, 0, sizeof(*result));
+ result->p = p;
+}
+
+static void on_change(md_result_t *result)
+{
+ if (result->on_change) result->on_change(result, result->on_change_data);
+}
+
+void md_result_activity_set(md_result_t *result, const char *activity)
+{
+ md_result_activity_setn(result, activity? apr_pstrdup(result->p, activity) : NULL);
+}
+
+void md_result_activity_setn(md_result_t *result, const char *activity)
+{
+ result->activity = activity;
+ result->problem = result->detail = NULL;
+ result->subproblems = NULL;
+ on_change(result);
+}
+
+void md_result_activity_printf(md_result_t *result, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ md_result_activity_setn(result, apr_pvsprintf(result->p, fmt, ap));
+ va_end(ap);
+}
+
+void md_result_set(md_result_t *result, apr_status_t status, const char *detail)
+{
+ result->status = status;
+ result->problem = NULL;
+ result->detail = detail? apr_pstrdup(result->p, detail) : NULL;
+ result->subproblems = NULL;
+ on_change(result);
+}
+
+void md_result_problem_set(md_result_t *result, apr_status_t status,
+ const char *problem, const char *detail,
+ const md_json_t *subproblems)
+{
+ result->status = status;
+ result->problem = dup_trim(result->p, problem);
+ result->detail = apr_pstrdup(result->p, detail);
+ result->subproblems = subproblems? md_json_clone(result->p, subproblems) : NULL;
+ on_change(result);
+}
+
+void md_result_problem_printf(md_result_t *result, apr_status_t status,
+ const char *problem, const char *fmt, ...)
+{
+ va_list ap;
+
+ result->status = status;
+ result->problem = dup_trim(result->p, problem);
+
+ va_start(ap, fmt);
+ result->detail = apr_pvsprintf(result->p, fmt, ap);
+ va_end(ap);
+ result->subproblems = NULL;
+ on_change(result);
+}
+
+void md_result_printf(md_result_t *result, apr_status_t status, const char *fmt, ...)
+{
+ va_list ap;
+
+ result->status = status;
+ va_start(ap, fmt);
+ result->detail = apr_pvsprintf(result->p, fmt, ap);
+ va_end(ap);
+ result->subproblems = NULL;
+ on_change(result);
+}
+
+void md_result_delay_set(md_result_t *result, apr_time_t ready_at)
+{
+ result->ready_at = ready_at;
+ on_change(result);
+}
+
+md_result_t*md_result_from_json(const struct md_json_t *json, apr_pool_t *p)
+{
+ md_result_t *result;
+ const char *s;
+
+ result = md_result_make(p, APR_SUCCESS);
+ result->status = (int)md_json_getl(json, MD_KEY_STATUS, NULL);
+ result->problem = md_json_dups(p, json, MD_KEY_PROBLEM, NULL);
+ result->detail = md_json_dups(p, json, MD_KEY_DETAIL, NULL);
+ result->activity = md_json_dups(p, json, MD_KEY_ACTIVITY, NULL);
+ s = md_json_dups(p, json, MD_KEY_VALID_FROM, NULL);
+ if (s && *s) result->ready_at = apr_date_parse_rfc(s);
+ result->subproblems = md_json_dupj(p, json, MD_KEY_SUBPROBLEMS, NULL);
+ return result;
+}
+
+struct md_json_t *md_result_to_json(const md_result_t *result, apr_pool_t *p)
+{
+ md_json_t *json;
+ char ts[APR_RFC822_DATE_LEN];
+
+ json = md_json_create(p);
+ md_json_setl(result->status, json, MD_KEY_STATUS, NULL);
+ if (result->status > 0) {
+ char buffer[HUGE_STRING_LEN];
+ apr_strerror(result->status, buffer, sizeof(buffer));
+ md_json_sets(buffer, json, "status-description", NULL);
+ }
+ if (result->problem) md_json_sets(result->problem, json, MD_KEY_PROBLEM, NULL);
+ if (result->detail) md_json_sets(result->detail, json, MD_KEY_DETAIL, NULL);
+ if (result->activity) md_json_sets(result->activity, json, MD_KEY_ACTIVITY, NULL);
+ if (result->ready_at > 0) {
+ apr_rfc822_date(ts, result->ready_at);
+ md_json_sets(ts, json, MD_KEY_VALID_FROM, NULL);
+ }
+ if (result->subproblems) {
+ md_json_setj(result->subproblems, json, MD_KEY_SUBPROBLEMS, NULL);
+ }
+ return json;
+}
+
+static int str_cmp(const char *s1, const char *s2)
+{
+ if (s1 == s2) return 0;
+ if (!s1) return -1;
+ if (!s2) return 1;
+ return strcmp(s1, s2);
+}
+
+int md_result_cmp(const md_result_t *r1, const md_result_t *r2)
+{
+ int n;
+ if (r1 == r2) return 0;
+ if (!r1) return -1;
+ if (!r2) return 1;
+ if ((n = r1->status - r2->status)) return n;
+ if ((n = str_cmp(r1->problem, r2->problem))) return n;
+ if ((n = str_cmp(r1->detail, r2->detail))) return n;
+ if ((n = str_cmp(r1->activity, r2->activity))) return n;
+ return (int)(r1->ready_at - r2->ready_at);
+}
+
+void md_result_assign(md_result_t *dest, const md_result_t *src)
+{
+ dest->status = src->status;
+ dest->problem = src->problem;
+ dest->detail = src->detail;
+ dest->activity = src->activity;
+ dest->ready_at = src->ready_at;
+ dest->subproblems = src->subproblems;
+}
+
+void md_result_dup(md_result_t *dest, const md_result_t *src)
+{
+ dest->status = src->status;
+ dest->problem = src->problem? dup_trim(dest->p, src->problem) : NULL;
+ dest->detail = src->detail? apr_pstrdup(dest->p, src->detail) : NULL;
+ dest->activity = src->activity? apr_pstrdup(dest->p, src->activity) : NULL;
+ dest->ready_at = src->ready_at;
+ dest->subproblems = src->subproblems? md_json_clone(dest->p, src->subproblems) : NULL;
+ on_change(dest);
+}
+
+void md_result_log(md_result_t *result, unsigned int level)
+{
+ if (md_log_is_level(result->p, (md_log_level_t)level)) {
+ const char *sep = "";
+ const char *msg = "";
+
+ if (result->md_name) {
+ msg = apr_psprintf(result->p, "md[%s]", result->md_name);
+ sep = " ";
+ }
+ if (result->activity) {
+ msg = apr_psprintf(result->p, "%s%swhile[%s]", msg, sep, result->activity);
+ sep = " ";
+ }
+ if (result->problem) {
+ msg = apr_psprintf(result->p, "%s%sproblem[%s]", msg, sep, result->problem);
+ sep = " ";
+ }
+ if (result->detail) {
+ msg = apr_psprintf(result->p, "%s%sdetail[%s]", msg, sep, result->detail);
+ sep = " ";
+ }
+ if (result->subproblems) {
+ msg = apr_psprintf(result->p, "%s%ssubproblems[%s]", msg, sep,
+ md_json_writep(result->subproblems, result->p, MD_JSON_FMT_COMPACT));
+ sep = " ";
+ }
+ md_log_perror(MD_LOG_MARK, (md_log_level_t)level, result->status, result->p, "%s", msg);
+ }
+}
+
+void md_result_on_change(md_result_t *result, md_result_change_cb *cb, void *data)
+{
+ result->on_change = cb;
+ result->on_change_data = data;
+}
+
+apr_status_t md_result_raise(md_result_t *result, const char *event, apr_pool_t *p)
+{
+ if (result->on_raise) return result->on_raise(result, result->on_raise_data, event, p);
+ return APR_SUCCESS;
+}
+
+void md_result_holler(md_result_t *result, const char *event, apr_pool_t *p)
+{
+ if (result->on_holler) result->on_holler(result, result->on_holler_data, event, p);
+}
+
+void md_result_on_raise(md_result_t *result, md_result_raise_cb *cb, void *data)
+{
+ result->on_raise = cb;
+ result->on_raise_data = data;
+}
+
+void md_result_on_holler(md_result_t *result, md_result_holler_cb *cb, void *data)
+{
+ result->on_holler = cb;
+ result->on_holler_data = data;
+}