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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:01:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:01:30 +0000
commit6beeb1b708550be0d4a53b272283e17e5e35fe17 (patch)
tree1ce8673d4aaa948e5554000101f46536a1e4cc29 /support/httxt2dbm.c
parentInitial commit. (diff)
downloadapache2-6beeb1b708550be0d4a53b272283e17e5e35fe17.tar.xz
apache2-6beeb1b708550be0d4a53b272283e17e5e35fe17.zip
Adding upstream version 2.4.57.upstream/2.4.57upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'support/httxt2dbm.c')
-rw-r--r--support/httxt2dbm.c335
1 files changed, 335 insertions, 0 deletions
diff --git a/support/httxt2dbm.c b/support/httxt2dbm.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.
+ */
+
+/*
+ * httxt2dbm.c: simple program for converting RewriteMap text files to DBM
+ * Rewrite databases for the Apache HTTP server
+ *
+ */
+
+#include "apr.h"
+#include "apr_lib.h"
+#include "apr_strings.h"
+#include "apr_file_io.h"
+#include "apr_file_info.h"
+#include "apr_pools.h"
+#include "apr_getopt.h"
+#include "apu.h"
+#include "apr_dbm.h"
+
+#if APR_HAVE_STDLIB_H
+#include <stdlib.h> /* for atexit() */
+#endif
+
+static const char *input;
+static const char *output;
+static const char *format;
+static const char *shortname;
+static apr_file_t *errfile;
+static int verbose;
+
+/* From mod_rewrite.c */
+#ifndef REWRITE_MAX_TXT_MAP_LINE
+#define REWRITE_MAX_TXT_MAP_LINE 1024
+#endif
+
+#define NL APR_EOL_STR
+
+#define AVAIL "available"
+#define UNAVAIL "unavailable"
+
+static void usage(void)
+{
+ const char *have_sdbm;
+ const char *have_gdbm;
+ const char *have_ndbm;
+ const char *have_db;
+
+#if APU_HAVE_SDBM
+ have_sdbm = AVAIL;
+#else
+ have_sdbm = UNAVAIL;
+#endif
+#if APU_HAVE_GDBM
+ have_gdbm = AVAIL;
+#else
+ have_gdbm = UNAVAIL;
+#endif
+#if APU_HAVE_NDBM
+ have_ndbm = AVAIL;
+#else
+ have_ndbm = UNAVAIL;
+#endif
+#if APU_HAVE_DB
+ have_db = AVAIL;
+#else
+ have_db = UNAVAIL;
+#endif
+
+ apr_file_printf(errfile,
+ "%s -- Program to Create DBM Files for use by RewriteMap" NL
+ "Usage: %s [-v] [-f format] -i SOURCE_TXT -o OUTPUT_DBM" NL
+ NL
+ "Options: " NL
+ " -v More verbose output" NL
+ NL
+ " -i Source Text File. If '-', use stdin." NL
+ NL
+ " -o Output DBM." NL
+ NL
+ " -f DBM Format. If not specified, will use the APR Default." NL
+ " GDBM for GDBM files (%s)" NL
+ " SDBM for SDBM files (%s)" NL
+ " DB for berkeley DB files (%s)" NL
+ " NDBM for NDBM files (%s)" NL
+ " default for the default DBM type" NL
+ NL,
+ shortname,
+ shortname,
+ have_gdbm,
+ have_sdbm,
+ have_db,
+ have_ndbm);
+}
+
+
+static apr_status_t to_dbm(apr_dbm_t *dbm, apr_file_t *fp, apr_pool_t *pool)
+{
+ apr_status_t rv = APR_SUCCESS;
+ char line[REWRITE_MAX_TXT_MAP_LINE + 1]; /* +1 for \0 */
+ apr_datum_t dbmkey;
+ apr_datum_t dbmval;
+ apr_pool_t* p;
+
+ apr_pool_create(&p, pool);
+
+ while (apr_file_gets(line, sizeof(line), fp) == APR_SUCCESS) {
+ char *c, *value;
+
+ if (*line == '#' || apr_isspace(*line)) {
+ continue;
+ }
+
+ c = line;
+
+ while (*c && !apr_isspace(*c)) {
+ ++c;
+ }
+
+ if (!*c) {
+ /* no value. solid line of data. */
+ continue;
+ }
+
+ dbmkey.dptr = apr_pstrmemdup(p, line, c - line);
+ dbmkey.dsize = (c - line);
+
+ while (apr_isspace(*c)) {
+ ++c;
+ }
+
+ if (!*c) {
+ apr_pool_clear(p);
+ continue;
+ }
+
+ value = c;
+
+ while (*c && !apr_isspace(*c)) {
+ ++c;
+ }
+
+ dbmval.dptr = apr_pstrmemdup(p, value, c - value);
+ dbmval.dsize = (c - value);
+
+ if (verbose) {
+ apr_file_printf(errfile, " '%s' -> '%s'" NL,
+ dbmkey.dptr, dbmval.dptr);
+ }
+
+ rv = apr_dbm_store(dbm, dbmkey, dbmval);
+
+ apr_pool_clear(p);
+
+ if (rv != APR_SUCCESS) {
+ break;
+ }
+ }
+
+ return rv;
+}
+
+int main(int argc, const char *const argv[])
+{
+ apr_pool_t *pool;
+ apr_status_t rv = APR_SUCCESS;
+ apr_getopt_t *opt;
+ const char *opt_arg;
+ char ch;
+ apr_file_t *infile;
+ apr_dbm_t *outdbm;
+
+ apr_app_initialize(&argc, &argv, NULL);
+ atexit(apr_terminate);
+
+ verbose = 0;
+ format = NULL;
+ input = NULL;
+ output = NULL;
+
+ apr_pool_create(&pool, NULL);
+
+ if (argc) {
+ shortname = apr_filepath_name_get(argv[0]);
+ }
+ else {
+ shortname = "httxt2dbm";
+ }
+
+ apr_file_open_stderr(&errfile, pool);
+ rv = apr_getopt_init(&opt, pool, argc, argv);
+
+ if (rv != APR_SUCCESS) {
+ apr_file_printf(errfile, "Error: apr_getopt_init failed." NL NL);
+ return 1;
+ }
+
+ if (argc <= 1) {
+ usage();
+ return 1;
+ }
+
+ while ((rv = apr_getopt(opt, "vf::i::o::", &ch, &opt_arg)) == APR_SUCCESS) {
+ switch (ch) {
+ case 'v':
+ if (verbose) {
+ apr_file_printf(errfile, "Error: -v can only be passed once" NL NL);
+ usage();
+ return 1;
+ }
+ verbose = 1;
+ break;
+ case 'f':
+ if (format) {
+ apr_file_printf(errfile, "Error: -f can only be passed once" NL NL);
+ usage();
+ return 1;
+ }
+ format = apr_pstrdup(pool, opt_arg);
+ break;
+ case 'i':
+ if (input) {
+ apr_file_printf(errfile, "Error: -i can only be passed once" NL NL);
+ usage();
+ return 1;
+ }
+ input = apr_pstrdup(pool, opt_arg);
+ break;
+ case 'o':
+ if (output) {
+ apr_file_printf(errfile, "Error: -o can only be passed once" NL NL);
+ usage();
+ return 1;
+ }
+ output = apr_pstrdup(pool, opt_arg);
+ break;
+ }
+ }
+
+ if (rv != APR_EOF) {
+ apr_file_printf(errfile, "Error: Parsing Arguments Failed" NL NL);
+ usage();
+ return 1;
+ }
+
+ if (!input) {
+ apr_file_printf(errfile, "Error: No input file specified." NL NL);
+ usage();
+ return 1;
+ }
+
+ if (!output) {
+ apr_file_printf(errfile, "Error: No output DBM specified." NL NL);
+ usage();
+ return 1;
+ }
+
+ if (!format) {
+ format = "default";
+ }
+
+ if (verbose) {
+ apr_file_printf(errfile, "DBM Format: %s" NL, format);
+ }
+
+ if (!strcmp(input, "-")) {
+ rv = apr_file_open_stdin(&infile, pool);
+ }
+ else {
+ rv = apr_file_open(&infile, input, APR_READ|APR_BUFFERED,
+ APR_OS_DEFAULT, pool);
+ }
+
+ if (rv != APR_SUCCESS) {
+ apr_file_printf(errfile,
+ "Error: Cannot open input file '%s': (%d) %pm" NL NL,
+ input, rv, &rv);
+ return 1;
+ }
+
+ if (verbose) {
+ apr_file_printf(errfile, "Input File: %s" NL, input);
+ }
+
+ rv = apr_dbm_open_ex(&outdbm, format, output, APR_DBM_RWCREATE,
+ APR_OS_DEFAULT, pool);
+
+ if (APR_STATUS_IS_ENOTIMPL(rv)) {
+ apr_file_printf(errfile,
+ "Error: The requested DBM Format '%s' is not available." NL NL,
+ format);
+ return 1;
+ }
+
+ if (rv != APR_SUCCESS) {
+ apr_file_printf(errfile,
+ "Error: Cannot open output DBM '%s': (%d) %pm" NL NL,
+ output, rv, &rv);
+ return 1;
+ }
+
+ if (verbose) {
+ apr_file_printf(errfile, "DBM File: %s" NL, output);
+ }
+
+ rv = to_dbm(outdbm, infile, pool);
+
+ if (rv != APR_SUCCESS) {
+ apr_file_printf(errfile,
+ "Error: Converting to DBM: (%d) %pm" NL NL,
+ rv, &rv);
+ return 1;
+ }
+
+ apr_dbm_close(outdbm);
+
+ if (verbose) {
+ apr_file_printf(errfile, "Conversion Complete." NL);
+ }
+
+ return 0;
+}
+