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authorhongbotian <hongbo.tianhongbo@huawei.com>2015-11-30 01:45:08 -0500
committerhongbotian <hongbo.tianhongbo@huawei.com>2015-11-30 01:45:08 -0500
commite8ec7aa8e38a93f5b034ac74cebce5de23710317 (patch)
treeaa031937bf856c1f8d6ad7877b8d2cb0224da5ef /rubbos/app/httpd-2.0.64/support/htpasswd.c
parentcc40af334e619bb549038238507407866f774f8f (diff)
upload http
JIRA: BOTTLENECK-10 Change-Id: I7598427ff904df438ce77c2819ee48ac75ffa8da Signed-off-by: hongbotian <hongbo.tianhongbo@huawei.com>
Diffstat (limited to 'rubbos/app/httpd-2.0.64/support/htpasswd.c')
-rw-r--r--rubbos/app/httpd-2.0.64/support/htpasswd.c610
1 files changed, 610 insertions, 0 deletions
diff --git a/rubbos/app/httpd-2.0.64/support/htpasswd.c b/rubbos/app/httpd-2.0.64/support/htpasswd.c
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+++ b/rubbos/app/httpd-2.0.64/support/htpasswd.c
@@ -0,0 +1,610 @@
+/* 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.
+ */
+
+/******************************************************************************
+ ******************************************************************************
+ * NOTE! This program is not safe as a setuid executable! Do not make it
+ * setuid!
+ ******************************************************************************
+ *****************************************************************************/
+/*
+ * htpasswd.c: simple program for manipulating password file for
+ * the Apache HTTP server
+ *
+ * Originally by Rob McCool
+ *
+ * Exit values:
+ * 0: Success
+ * 1: Failure; file access/permission problem
+ * 2: Failure; command line syntax problem (usage message issued)
+ * 3: Failure; password verification failure
+ * 4: Failure; operation interrupted (such as with CTRL/C)
+ * 5: Failure; buffer would overflow (username, filename, or computed
+ * record too long)
+ * 6: Failure; username contains illegal or reserved characters
+ * 7: Failure; file is not a valid htpasswd file
+ */
+
+#include "apr.h"
+#include "apr_lib.h"
+#include "apr_strings.h"
+#include "apr_errno.h"
+#include "apr_file_io.h"
+#include "apr_general.h"
+#include "apr_signal.h"
+
+#if APR_HAVE_STDIO_H
+#include <stdio.h>
+#endif
+
+#include "apr_md5.h"
+#include "apr_sha1.h"
+#include <time.h>
+
+#if APR_HAVE_CRYPT_H
+#include <crypt.h>
+#endif
+#if APR_HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#if APR_HAVE_STRING_H
+#include <string.h>
+#endif
+#if APR_HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#ifdef WIN32
+#include <conio.h>
+#define unlink _unlink
+#endif
+
+#if !APR_CHARSET_EBCDIC
+#define LF 10
+#define CR 13
+#else /*APR_CHARSET_EBCDIC*/
+#define LF '\n'
+#define CR '\r'
+#endif /*APR_CHARSET_EBCDIC*/
+
+#define MAX_STRING_LEN 256
+#define ALG_PLAIN 0
+#define ALG_CRYPT 1
+#define ALG_APMD5 2
+#define ALG_APSHA 3
+
+#define ERR_FILEPERM 1
+#define ERR_SYNTAX 2
+#define ERR_PWMISMATCH 3
+#define ERR_INTERRUPTED 4
+#define ERR_OVERFLOW 5
+#define ERR_BADUSER 6
+#define ERR_INVALID 7
+
+#define APHTP_NEWFILE 1
+#define APHTP_NOFILE 2
+#define APHTP_NONINTERACTIVE 4
+#define APHTP_DELUSER 8
+
+apr_file_t *errfile;
+apr_file_t *ftemp = NULL;
+
+static void to64(char *s, unsigned long v, int n)
+{
+ static unsigned char itoa64[] = /* 0 ... 63 => ASCII - 64 */
+ "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
+
+ while (--n >= 0) {
+ *s++ = itoa64[v&0x3f];
+ v >>= 6;
+ }
+}
+
+static void putline(apr_file_t *f, const char *l)
+{
+ apr_file_puts(l, f);
+}
+
+/*
+ * Make a password record from the given information. A zero return
+ * indicates success; failure means that the output buffer contains an
+ * error message instead.
+ */
+static int mkrecord(char *user, char *record, apr_size_t rlen, char *passwd,
+ int alg)
+{
+ char *pw;
+ char cpw[120];
+ char pwin[MAX_STRING_LEN];
+ char pwv[MAX_STRING_LEN];
+ char salt[9];
+ apr_size_t bufsize;
+
+ if (passwd != NULL) {
+ pw = passwd;
+ }
+ else {
+ bufsize = sizeof(pwin);
+ if (apr_password_get("New password: ", pwin, &bufsize) != 0) {
+ apr_snprintf(record, (rlen - 1), "password too long (>%"
+ APR_SIZE_T_FMT ")", sizeof(pwin) - 1);
+ return ERR_OVERFLOW;
+ }
+ bufsize = sizeof(pwv);
+ apr_password_get("Re-type new password: ", pwv, &bufsize);
+ if (strcmp(pwin, pwv) != 0) {
+ apr_cpystrn(record, "password verification error", (rlen - 1));
+ return ERR_PWMISMATCH;
+ }
+ pw = pwin;
+ memset(pwv, '\0', sizeof(pwin));
+ }
+ switch (alg) {
+
+ case ALG_APSHA:
+ /* XXX cpw >= 28 + strlen(sha1) chars - fixed len SHA */
+ apr_sha1_base64(pw,strlen(pw),cpw);
+ break;
+
+ case ALG_APMD5:
+ (void) srand((int) time((time_t *) NULL));
+ to64(&salt[0], rand(), 8);
+ salt[8] = '\0';
+
+ apr_md5_encode((const char *)pw, (const char *)salt,
+ cpw, sizeof(cpw));
+ break;
+
+ case ALG_PLAIN:
+ /* XXX this len limitation is not in sync with any HTTPd len. */
+ apr_cpystrn(cpw,pw,sizeof(cpw));
+ break;
+
+#if !(defined(WIN32) || defined(NETWARE))
+ case ALG_CRYPT:
+ default:
+ (void) srand((int) time((time_t *) NULL));
+ to64(&salt[0], rand(), 8);
+ salt[8] = '\0';
+
+ apr_cpystrn(cpw, (char *)crypt(pw, salt), sizeof(cpw) - 1);
+ break;
+#endif
+ }
+ memset(pw, '\0', strlen(pw));
+
+ /*
+ * Check to see if the buffer is large enough to hold the username,
+ * hash, and delimiters.
+ */
+ if ((strlen(user) + 1 + strlen(cpw)) > (rlen - 1)) {
+ apr_cpystrn(record, "resultant record too long", (rlen - 1));
+ return ERR_OVERFLOW;
+ }
+ strcpy(record, user);
+ strcat(record, ":");
+ strcat(record, cpw);
+ strcat(record, "\n");
+ return 0;
+}
+
+static void usage(void)
+{
+ apr_file_printf(errfile, "Usage:\n");
+ apr_file_printf(errfile, "\thtpasswd [-cmdpsD] passwordfile username\n");
+ apr_file_printf(errfile, "\thtpasswd -b[cmdpsD] passwordfile username "
+ "password\n\n");
+ apr_file_printf(errfile, "\thtpasswd -n[mdps] username\n");
+ apr_file_printf(errfile, "\thtpasswd -nb[mdps] username password\n");
+ apr_file_printf(errfile, " -c Create a new file.\n");
+ apr_file_printf(errfile, " -n Don't update file; display results on "
+ "stdout.\n");
+ apr_file_printf(errfile, " -m Force MD5 encryption of the password"
+#if defined(WIN32) || defined(TPF) || defined(NETWARE)
+ " (default)"
+#endif
+ ".\n");
+ apr_file_printf(errfile, " -d Force CRYPT encryption of the password"
+#if (!(defined(WIN32) || defined(TPF) || defined(NETWARE)))
+ " (default)"
+#endif
+ ".\n");
+ apr_file_printf(errfile, " -p Do not encrypt the password (plaintext).\n");
+ apr_file_printf(errfile, " -s Force SHA encryption of the password.\n");
+ apr_file_printf(errfile, " -b Use the password from the command line "
+ "rather than prompting for it.\n");
+ apr_file_printf(errfile, " -D Delete the specified user.\n");
+ apr_file_printf(errfile,
+ "On Windows, NetWare and TPF systems the '-m' flag is used by "
+ "default.\n");
+ apr_file_printf(errfile,
+ "On all other systems, the '-p' flag will probably not work.\n");
+ exit(ERR_SYNTAX);
+}
+
+/*
+ * Check to see if the specified file can be opened for the given
+ * access.
+ */
+static int accessible(apr_pool_t *pool, char *fname, int mode)
+{
+ apr_file_t *f = NULL;
+
+ if (apr_file_open(&f, fname, mode, APR_OS_DEFAULT, pool) != APR_SUCCESS) {
+ return 0;
+ }
+ apr_file_close(f);
+ return 1;
+}
+
+/*
+ * Return true if the named file exists, regardless of permissions.
+ */
+static int exists(char *fname, apr_pool_t *pool)
+{
+ apr_finfo_t sbuf;
+ apr_status_t check;
+
+ check = apr_stat(&sbuf, fname, APR_FINFO_TYPE, pool);
+ return ((check || sbuf.filetype != APR_REG) ? 0 : 1);
+}
+
+static void terminate(void)
+{
+ apr_terminate();
+#ifdef NETWARE
+ pressanykey();
+#endif
+}
+
+static void check_args(apr_pool_t *pool, int argc, const char *const argv[],
+ int *alg, int *mask, char **user, char **pwfilename,
+ char **password)
+{
+ const char *arg;
+ int args_left = 2;
+ int i;
+
+ /*
+ * Preliminary check to make sure they provided at least
+ * three arguments, we'll do better argument checking as
+ * we parse the command line.
+ */
+ if (argc < 3) {
+ usage();
+ }
+
+ /*
+ * Go through the argument list and pick out any options. They
+ * have to precede any other arguments.
+ */
+ for (i = 1; i < argc; i++) {
+ arg = argv[i];
+ if (*arg != '-') {
+ break;
+ }
+ while (*++arg != '\0') {
+ if (*arg == 'c') {
+ *mask |= APHTP_NEWFILE;
+ }
+ else if (*arg == 'n') {
+ *mask |= APHTP_NOFILE;
+ args_left--;
+ }
+ else if (*arg == 'm') {
+ *alg = ALG_APMD5;
+ }
+ else if (*arg == 's') {
+ *alg = ALG_APSHA;
+ }
+ else if (*arg == 'p') {
+ *alg = ALG_PLAIN;
+ }
+ else if (*arg == 'd') {
+ *alg = ALG_CRYPT;
+ }
+ else if (*arg == 'b') {
+ *mask |= APHTP_NONINTERACTIVE;
+ args_left++;
+ }
+ else if (*arg == 'D') {
+ *mask |= APHTP_DELUSER;
+ }
+ else {
+ usage();
+ }
+ }
+ }
+
+ if ((*mask & APHTP_NEWFILE) && (*mask & APHTP_NOFILE)) {
+ apr_file_printf(errfile, "%s: -c and -n options conflict\n", argv[0]);
+ exit(ERR_SYNTAX);
+ }
+ if ((*mask & APHTP_NEWFILE) && (*mask & APHTP_DELUSER)) {
+ apr_file_printf(errfile, "%s: -c and -D options conflict\n", argv[0]);
+ exit(ERR_SYNTAX);
+ }
+ if ((*mask & APHTP_NOFILE) && (*mask & APHTP_DELUSER)) {
+ apr_file_printf(errfile, "%s: -n and -D options conflict\n", argv[0]);
+ exit(ERR_SYNTAX);
+ }
+ /*
+ * Make sure we still have exactly the right number of arguments left
+ * (the filename, the username, and possibly the password if -b was
+ * specified).
+ */
+ if ((argc - i) != args_left) {
+ usage();
+ }
+
+ if (*mask & APHTP_NOFILE) {
+ i--;
+ }
+ else {
+ if (strlen(argv[i]) > (APR_PATH_MAX - 1)) {
+ apr_file_printf(errfile, "%s: filename too long\n", argv[0]);
+ exit(ERR_OVERFLOW);
+ }
+ *pwfilename = apr_pstrdup(pool, argv[i]);
+ if (strlen(argv[i + 1]) > (MAX_STRING_LEN - 1)) {
+ apr_file_printf(errfile, "%s: username too long (> %d)\n",
+ argv[0], MAX_STRING_LEN - 1);
+ exit(ERR_OVERFLOW);
+ }
+ }
+ *user = apr_pstrdup(pool, argv[i + 1]);
+ if ((arg = strchr(*user, ':')) != NULL) {
+ apr_file_printf(errfile, "%s: username contains illegal "
+ "character '%c'\n", argv[0], *arg);
+ exit(ERR_BADUSER);
+ }
+ if (*mask & APHTP_NONINTERACTIVE) {
+ if (strlen(argv[i + 2]) > (MAX_STRING_LEN - 1)) {
+ apr_file_printf(errfile, "%s: password too long (> %d)\n",
+ argv[0], MAX_STRING_LEN);
+ exit(ERR_OVERFLOW);
+ }
+ *password = apr_pstrdup(pool, argv[i + 2]);
+ }
+}
+
+/*
+ * Let's do it. We end up doing a lot of file opening and closing,
+ * but what do we care? This application isn't run constantly.
+ */
+int main(int argc, const char * const argv[])
+{
+ apr_file_t *fpw = NULL;
+ char record[MAX_STRING_LEN];
+ char line[MAX_STRING_LEN];
+ char *password = NULL;
+ char *pwfilename = NULL;
+ char *user = NULL;
+ char tn[] = "htpasswd.tmp.XXXXXX";
+ char *dirname;
+ char *scratch, cp[MAX_STRING_LEN];
+ int found = 0;
+ int i;
+ int alg = ALG_CRYPT;
+ int mask = 0;
+ apr_pool_t *pool;
+ int existing_file = 0;
+#if APR_CHARSET_EBCDIC
+ apr_status_t rv;
+ apr_xlate_t *to_ascii;
+#endif
+
+ apr_app_initialize(&argc, &argv, NULL);
+ atexit(terminate);
+ apr_pool_create(&pool, NULL);
+ apr_file_open_stderr(&errfile, pool);
+
+#if APR_CHARSET_EBCDIC
+ rv = apr_xlate_open(&to_ascii, "ISO8859-1", APR_DEFAULT_CHARSET, pool);
+ if (rv) {
+ apr_file_printf(errfile, "apr_xlate_open(to ASCII)->%d\n", rv);
+ exit(1);
+ }
+ rv = apr_SHA1InitEBCDIC(to_ascii);
+ if (rv) {
+ apr_file_printf(errfile, "apr_SHA1InitEBCDIC()->%d\n", rv);
+ exit(1);
+ }
+ rv = apr_MD5InitEBCDIC(to_ascii);
+ if (rv) {
+ apr_file_printf(errfile, "apr_MD5InitEBCDIC()->%d\n", rv);
+ exit(1);
+ }
+#endif /*APR_CHARSET_EBCDIC*/
+
+ check_args(pool, argc, argv, &alg, &mask, &user, &pwfilename, &password);
+
+
+#if defined(WIN32) || defined(NETWARE)
+ if (alg == ALG_CRYPT) {
+ alg = ALG_APMD5;
+ apr_file_printf(errfile, "Automatically using MD5 format.\n");
+ }
+#endif
+
+#if (!(defined(WIN32) || defined(TPF) || defined(NETWARE)))
+ if (alg == ALG_PLAIN) {
+ apr_file_printf(errfile,"Warning: storing passwords as plain text "
+ "might just not work on this platform.\n");
+ }
+#endif
+
+ /*
+ * Only do the file checks if we're supposed to frob it.
+ */
+ if (!(mask & APHTP_NOFILE)) {
+ existing_file = exists(pwfilename, pool);
+ if (existing_file) {
+ /*
+ * Check that this existing file is readable and writable.
+ */
+ if (!accessible(pool, pwfilename, APR_READ | APR_APPEND)) {
+ apr_file_printf(errfile, "%s: cannot open file %s for "
+ "read/write access\n", argv[0], pwfilename);
+ exit(ERR_FILEPERM);
+ }
+ }
+ else {
+ /*
+ * Error out if -c was omitted for this non-existant file.
+ */
+ if (!(mask & APHTP_NEWFILE)) {
+ apr_file_printf(errfile,
+ "%s: cannot modify file %s; use '-c' to create it\n",
+ argv[0], pwfilename);
+ exit(ERR_FILEPERM);
+ }
+ /*
+ * As it doesn't exist yet, verify that we can create it.
+ */
+ if (!accessible(pool, pwfilename, APR_CREATE | APR_WRITE)) {
+ apr_file_printf(errfile, "%s: cannot create file %s\n",
+ argv[0], pwfilename);
+ exit(ERR_FILEPERM);
+ }
+ }
+ }
+
+ /*
+ * All the file access checks (if any) have been made. Time to go to work;
+ * try to create the record for the username in question. If that
+ * fails, there's no need to waste any time on file manipulations.
+ * Any error message text is returned in the record buffer, since
+ * the mkrecord() routine doesn't have access to argv[].
+ */
+ if (!(mask & APHTP_DELUSER)) {
+ i = mkrecord(user, record, sizeof(record) - 1,
+ password, alg);
+ if (i != 0) {
+ apr_file_printf(errfile, "%s: %s\n", argv[0], record);
+ exit(i);
+ }
+ if (mask & APHTP_NOFILE) {
+ printf("%s\n", record);
+ exit(0);
+ }
+ }
+
+ /*
+ * We can access the files the right way, and we have a record
+ * to add or update. Let's do it..
+ */
+ if (apr_temp_dir_get((const char**)&dirname, pool) != APR_SUCCESS) {
+ apr_file_printf(errfile, "%s: could not determine temp dir\n",
+ argv[0]);
+ exit(ERR_FILEPERM);
+ }
+ dirname = apr_psprintf(pool, "%s/%s", dirname, tn);
+
+ if (apr_file_mktemp(&ftemp, dirname, 0, pool) != APR_SUCCESS) {
+ apr_file_printf(errfile, "%s: unable to create temporary file %s\n",
+ argv[0], dirname);
+ exit(ERR_FILEPERM);
+ }
+
+ /*
+ * If we're not creating a new file, copy records from the existing
+ * one to the temporary file until we find the specified user.
+ */
+ if (existing_file && !(mask & APHTP_NEWFILE)) {
+ if (apr_file_open(&fpw, pwfilename, APR_READ | APR_BUFFERED,
+ APR_OS_DEFAULT, pool) != APR_SUCCESS) {
+ apr_file_printf(errfile, "%s: unable to read file %s\n",
+ argv[0], pwfilename);
+ exit(ERR_FILEPERM);
+ }
+ while (apr_file_gets(line, sizeof(line), fpw) == APR_SUCCESS) {
+ char *colon;
+
+ strcpy(cp, line);
+ scratch = cp;
+ while (apr_isspace(*scratch)) {
+ ++scratch;
+ }
+
+ if (!*scratch || (*scratch == '#')) {
+ putline(ftemp, line);
+ continue;
+ }
+ /*
+ * See if this is our user.
+ */
+ colon = strchr(scratch, ':');
+ if (colon != NULL) {
+ *colon = '\0';
+ }
+ else {
+ /*
+ * If we've not got a colon on the line, this could well
+ * not be a valid htpasswd file.
+ * We should bail at this point.
+ */
+ apr_file_printf(errfile, "\n%s: The file %s does not appear "
+ "to be a valid htpasswd file.\n",
+ argv[0], pwfilename);
+ apr_file_close(fpw);
+ exit(ERR_INVALID);
+ }
+ if (strcmp(user, scratch) != 0) {
+ putline(ftemp, line);
+ continue;
+ }
+ else {
+ if (!(mask & APHTP_DELUSER)) {
+ /* We found the user we were looking for.
+ * Add him to the file.
+ */
+ apr_file_printf(errfile, "Updating ");
+ putline(ftemp, record);
+ found++;
+ }
+ else {
+ /* We found the user we were looking for.
+ * Delete them from the file.
+ */
+ apr_file_printf(errfile, "Deleting ");
+ found++;
+ }
+ }
+ }
+ apr_file_close(fpw);
+ }
+ if (!found && !(mask & APHTP_DELUSER)) {
+ apr_file_printf(errfile, "Adding ");
+ putline(ftemp, record);
+ }
+ else if (!found && (mask & APHTP_DELUSER)) {
+ apr_file_printf(errfile, "User %s not found\n", user);
+ exit(0);
+ }
+ apr_file_printf(errfile, "password for user %s\n", user);
+
+ /* The temporary file has all the data, just copy it to the new location.
+ */
+ if (apr_file_copy(dirname, pwfilename, APR_FILE_SOURCE_PERMS, pool) !=
+ APR_SUCCESS) {
+ apr_file_printf(errfile, "%s: unable to update file %s\n",
+ argv[0], pwfilename);
+ exit(ERR_FILEPERM);
+ }
+ apr_file_close(ftemp);
+ return 0;
+}