src/server/safs/service.c

Tue, 12 Sep 2023 18:08:11 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Tue, 12 Sep 2023 18:08:11 +0200
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parent 496
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child 548
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permissions
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update uwproj

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2013 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include <stdio.h>
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30 #include <sys/file.h>
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31 #include <sys/stat.h>
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32
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33 #include "service.h"
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34 #include "objecttype.h"
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35 #include "../util/io.h"
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36 #include "../util/pblock.h"
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37 #include "../util/util.h"
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38 #include "../daemon/protocol.h"
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39 #include "../daemon/vfs.h"
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40
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41 #include "../util/strbuf.h"
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42 #include <cx/string.h>
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43 #include <cx/utils.h>
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44 #include <cx/printf.h>
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45
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46 #include <errno.h>
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47
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48 /*
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49 * prepares servicing a file
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50 *
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51 * adds content-length header
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52 *
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53 * return the opened file
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54 */
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55 SYS_FILE prepare_service_file(Session *sn, Request *rq, VFSContext *vfs, struct stat *s, int *ret) {
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56 char *path = pblock_findkeyval(pb_key_path, rq->vars);
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57
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58 // open the file
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59 SYS_FILE fd = vfs_open(vfs, path, O_RDONLY);
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60 if(!fd) {
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61 // vfs_open sets http status code
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62 *ret = REQ_ABORTED;
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63 return NULL;
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64 }
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65
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66 // get stat
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67 if(vfs_fstat(vfs, fd, s) != 0) {
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68 //perror("prepare_service_file: stat");
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69 protocol_status(sn, rq, 500, NULL);
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70 *ret = REQ_ABORTED;
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71 return NULL;
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72 }
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74 // check if the file is a directory
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75 if(S_ISDIR(s->st_mode)) {
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76 pblock_removekey(pb_key_content_type, rq->srvhdrs);
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77 char *uri = pblock_findkeyval(pb_key_uri, rq->reqpb);
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78 size_t urilen = strlen(uri);
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79 if(urilen > 0 && uri[urilen-1] != '/') {
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80 pblock_nvinsert("content-length", "0", rq->srvhdrs);
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81 char *location = pool_malloc(sn->pool, urilen + 2);
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82 memcpy(location, uri, urilen);
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83 location[urilen] = '/';
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84 location[urilen+1] = '\0';
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85 pblock_kvinsert(pb_key_location, location, urilen + 1, rq->srvhdrs);
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86 protocol_status(sn, rq, 302, NULL);
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87 http_start_response(sn, rq);
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88 *ret = REQ_PROCEED;
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89 } else {
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90 // set content-type to "internal/directory" and ret to REQ_NOACTION
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91 // maybe a SAF will respond to that
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92 pblock_kvinsert(
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93 pb_key_content_type,
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94 OBJTYPE_INTERNAL_DIRECTORY,
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95 sizeof(OBJTYPE_INTERNAL_DIRECTORY)-1,
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96 rq->srvhdrs);
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97 *ret = REQ_NOACTION;
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98 }
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99 vfs_close(fd);
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100 return NULL;
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101 }
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102
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103 // sets last-modified, content-length and checks conditions
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104 const char *etag = vfs_getetag(fd); // optionally, get etag from file
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105 if(http_set_finfo_etag(sn, rq, s, etag) != REQ_PROCEED) {
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106 vfs_close(fd);
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107 *ret = REQ_ABORTED;
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108 return NULL;
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109 }
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111 // TODO: check if vfs can seek
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112 pblock_kvinsert(pb_key_accept_ranges, "bytes", 5, rq->srvhdrs);
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113
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114 // start response
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115 protocol_status(sn, rq, 200, NULL);
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116
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117 return fd;
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118 }
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119
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120 static void free_range(Session *sn, HttpRange *range) {
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121 HttpRange *elm = range;
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122 while(elm) {
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123 HttpRange *next = elm->next;
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124 pool_free(sn->pool, elm);
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125 elm = next;
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126 }
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127 }
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128
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129 static HttpRange* parse_range(Session *sn, char *header, int *status) {
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130 *status = PROTOCOL_OK;
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131
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132 cxstring range = cx_strtrim(cx_str(header));
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133 if(!cx_strprefix(range, (cxstring)CX_STR("bytes="))) {
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134 // unknown range unit - ignore range header
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135 return NULL;
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136 }
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138 // get byte-range-set
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139 range = cx_strsubs(range, 6);
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140 if(range.length < 1) {
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141 return NULL;
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142 }
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143
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144 HttpRange *range_list = NULL;
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145 HttpRange *last = NULL;
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146 off_t begin = -1;
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147 int start = 0;
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148 int hasbegin = 0;
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149 for(int i=0;i<=range.length;i++) {
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150 char c = range.ptr[i];
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151 if(c == '-') {
415
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152 cxstring num = cx_strsubsl(range, start, i-start);
104
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153 if(num.length == 0) {
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154 // empty string before '-' is legal
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155 hasbegin = 1;
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156 begin = -1;
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157 start = i+1;
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158 continue;
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159 }
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160 char *end;
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161 long long n = strtoll(num.ptr, &end, 10);
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162 if(errno == 0 && end == range.ptr + i && n >= 0) {
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163 begin = n;
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164 hasbegin = 1;
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165 start = i+1;
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166 } else {
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167 // syntax error
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168 free_range(sn, range_list);
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169 return NULL;
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170 }
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171 } else if(c == ',' || c == '\0') {
415
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172 cxstring num = cx_strsubsl(range, start, i-start);
104
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173 if(hasbegin) {
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diff changeset
174 long long n;
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175 if(num.length == 0) {
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176 // empty string after '-' is legal
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177 n = -1;
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178 } else {
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179 char *end;
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180 n = strtoll(num.ptr, &end, 10);
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181 if(errno != 0 || end != range.ptr + i || n < 0) {
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182 // syntax error
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183 free_range(sn, range_list);
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184 return NULL;
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185 }
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186 }
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187
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188 if(!(begin < 0 && n < 0)) {
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189 // range: begin - n
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190 HttpRange *rangeelm = pool_malloc(sn->pool, sizeof(HttpRange));
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191 if(!rangeelm) {
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192 free_range(sn, range_list);
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193 *status = PROTOCOL_SERVER_ERROR;
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194 return NULL;
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195 }
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196 rangeelm->begin = begin;
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197 rangeelm->end = n;
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198 rangeelm->next = NULL;
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199 if(!last) {
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200 range_list = rangeelm;
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201 last = rangeelm;
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202 } else {
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203 last->next = rangeelm;
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204 last = rangeelm;
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205 }
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206
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207 hasbegin = 0;
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208 start = i+1;
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209 continue;
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210 }
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211 }
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212
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213 // syntax error
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214 free_range(sn, range_list);
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215 return NULL;
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216 }
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217 }
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218
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219 return range_list;
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220 }
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221
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diff changeset
222 static int validate_range(HttpRange *range, struct stat *finfo, int *status) {
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223 off_t max_len = finfo->st_size;
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224 while(range) {
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225 if(range->begin > 0 && range->end > 0) {
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226 if(range->end < range->begin) {
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diff changeset
227 *status = PROTOCOL_REQUESTED_RANGE_NOT_SATISFIABLE;
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228 return 0;
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229 }
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230 }
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diff changeset
231 if(range->begin >= max_len) {
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diff changeset
232 *status = PROTOCOL_REQUESTED_RANGE_NOT_SATISFIABLE;
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diff changeset
233 return 0;
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diff changeset
234 }
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diff changeset
235 if(range->end >= max_len) {
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diff changeset
236 *status = PROTOCOL_REQUESTED_RANGE_NOT_SATISFIABLE;
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diff changeset
237 return 0;
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diff changeset
238 }
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diff changeset
239
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240 range = range->next;
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diff changeset
241 }
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diff changeset
242
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diff changeset
243 // TODO: check for Denial-of-Service Attacks
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244
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diff changeset
245 return 1;
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diff changeset
246 }
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247
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diff changeset
248 /*
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diff changeset
249 * translates a HttpRange element to a begin offset and a length
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diff changeset
250 * the HttpRange must be validated
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251 */
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diff changeset
252 static void range2off(HttpRange *range, off_t filelen, off_t *begin, off_t *length) {
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diff changeset
253 if(range->begin < 0) {
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diff changeset
254 // bytes=-a
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diff changeset
255 *begin = filelen - range->end;
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diff changeset
256 *length = range->end;
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diff changeset
257 } else if(range->end < 0) {
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parents: 102
diff changeset
258 // bytes=a-
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diff changeset
259 *begin = range->begin;
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diff changeset
260 *length = filelen - range->begin;
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diff changeset
261 } else {
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diff changeset
262 // bytes=a-b
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diff changeset
263 *begin = range->begin;
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diff changeset
264 *length = range->end + 1 - range->begin;
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diff changeset
265 }
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diff changeset
266 }
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diff changeset
267
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diff changeset
268 #define SF_MAX_LEN 0x8000000
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269
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diff changeset
270 static int send_range(Session *sn, SYS_FILE fd, off_t offset, off_t length, char *header, int headerlen) {
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diff changeset
271 off_t remaining = length;
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272
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diff changeset
273 sendfiledata sfd;
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diff changeset
274 sfd.fd = fd;
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diff changeset
275 sfd.header = header;
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diff changeset
276 sfd.hlen = headerlen;
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diff changeset
277 sfd.trailer = NULL;
493
56cf890dd9ed fix net_sendfile not counting number of written bytes
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parents: 490
diff changeset
278 sfd.tlen = 0;
104
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diff changeset
279
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diff changeset
280 while(remaining > 0) {
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diff changeset
281 size_t sflen = remaining < SF_MAX_LEN ? remaining : SF_MAX_LEN;
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diff changeset
282 sfd.offset = offset;
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diff changeset
283 sfd.len = sflen;
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284
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diff changeset
285 ssize_t r = net_sendfile(sn->csd, &sfd);
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parents: 102
diff changeset
286 if(r < 0) {
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diff changeset
287 return -1;
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diff changeset
288 }
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289
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diff changeset
290 sfd.header = NULL; // make sure the header is only sent once
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diff changeset
291 offset += r;
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diff changeset
292 remaining -= r;
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diff changeset
293 }
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diff changeset
294
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diff changeset
295 return 0;
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diff changeset
296 }
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diff changeset
297
172
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parents: 127
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298
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diff changeset
299 static void send_range_cleanup(AsyncSendRange *asr) {
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diff changeset
300 WSBool error = asr->error;
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diff changeset
301 Session *sn = asr->sn;
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diff changeset
302 Request *rq = asr->rq;
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diff changeset
303
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diff changeset
304 pool_handle_t *pool = asr->sn->pool;
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parents: 127
diff changeset
305 vfs_close(asr->in);
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306 pool_free(pool, asr->aio->buf);
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307 pool_free(pool, asr->aio);
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308 pool_free(pool, asr->readev);
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309 pool_free(pool, asr->writeev);
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310 pool_free(pool, asr);
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311
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312 int ret = REQ_PROCEED;
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313 if(error) {
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314 rq->rq_attr.keep_alive = 0;
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315 ret = REQ_ABORTED;
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316 }
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317 // return to nsapi loop
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318 nsapi_function_return(sn, rq, ret);
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319 }
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320
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321 static int send_buf(
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322 SYS_NETFD out,
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323 char *restrict buf,
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324 size_t len,
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325 size_t *restrict pos)
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326 {
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327 while(*pos < len) {
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328 ssize_t w = net_write(out, buf + *pos, len - *pos);
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329 if(w <= 0) {
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330 return -1;
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331 }
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332 *pos += w;
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333 }
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334 return 0;
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335 }
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336
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337 static int send_bytes(AsyncSendRange *asr, WSBool *completed) {
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338 *completed = FALSE;
184
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339 if(asr->header) {
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340 if(send_buf(asr->out, asr->header, asr->headerlen, &asr->headerpos)) {
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341 if(net_errno(asr->out) == EAGAIN) {
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342 return 0;
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343 } else {
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344 asr->error = TRUE;
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345 return 1;
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346 }
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347 }
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348 if(asr->headerpos >= asr->headerlen) {
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349 asr->header = NULL;
172
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350 }
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351 }
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352
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353 if(send_buf(asr->out, asr->aio->buf, asr->aio->result, &asr->wpos)) {
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354 if(net_errno(asr->out) == EAGAIN) {
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355 return 0;
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356 } else {
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357 asr->error = TRUE;
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358 return 1;
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359 }
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360 }
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361
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362 if(!asr->read_complete) {
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363 // write completed => new asynchronous read
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364 asr->aio->offset += asr->aio->result;
184
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365 size_t length = asr->end - asr->offset;
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366 asr->aio->nbytes = AIO_BUF_SIZE < length ? AIO_BUF_SIZE : length;
186
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367 asr->read_inprogress = TRUE;
172
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368 if(system_aio_read(asr->aio)) {
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369 asr->error = TRUE;
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370 return 1;
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371 }
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372 }
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373 *completed = TRUE;
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374 return 0;
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375 }
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376
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377 static int send_range_readevent(EventHandler *ev, Event *event) {
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378 AsyncSendRange *asr = event->cookie;
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379 asr->read_inprogress = FALSE;
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380 asr->wpos = 0;
184
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381 asr->offset += asr->aio->result;
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382 if(asr->error || asr->aio->result < 0) {
172
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383 return 0;
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384 }
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385
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386 int ret = 1;
184
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387 if(asr->aio->result == 0 || asr->offset >= asr->end) {
172
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388 asr->read_complete = TRUE;
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389 ret = 0;
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390 }
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391
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392 WSBool completed;
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393 if(send_bytes(asr, &completed)) {
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394 return 0;
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395 }
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396 if(!completed && !asr->write_inprogress) {
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diff changeset
397 asr->write_inprogress = TRUE;
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diff changeset
398 if(event_pollout(ev, asr->out, asr->writeev)) {
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diff changeset
399 asr->error = TRUE;
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400 return 0;
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401 }
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402 }
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403
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404 return ret;
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405 }
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406
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407 static int send_range_writeevent(EventHandler *ev, Event *event) {
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408 AsyncSendRange *asr = event->cookie;
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diff changeset
409 if(asr->error) {
184
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410 return 1;
172
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411 }
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412
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413 WSBool completed;
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diff changeset
414 if(send_bytes(asr, &completed)) {
184
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415 return 1;
172
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diff changeset
416 }
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diff changeset
417
184
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diff changeset
418 if(completed) {
172
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419 return 0;
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420 }
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421
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422 return 1;
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423 }
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424
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425 static int send_range_aio_finish(EventHandler *ev, Event *event) {
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426 AsyncSendRange *asr = event->cookie;
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diff changeset
427 if(!asr->write_inprogress) {
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diff changeset
428 send_range_cleanup(asr);
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diff changeset
429 }
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diff changeset
430 asr->read_inprogress = FALSE;
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431 return 0;
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diff changeset
432 }
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433
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diff changeset
434 static int send_range_poll_finish(EventHandler *ev, Event *event) {
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435 AsyncSendRange *asr = event->cookie;
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diff changeset
436 if(!asr->read_inprogress) {
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437 send_range_cleanup(asr);
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diff changeset
438 }
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diff changeset
439 asr->write_inprogress = FALSE;
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440 return 0;
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diff changeset
441 }
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442
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443 static int send_range_aio(Session *sn, Request *rq, SYS_FILE fd, off_t offset, off_t length, char *header, int headerlen) {
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diff changeset
444 net_setnonblock(sn->csd, TRUE);
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445
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diff changeset
446 // try to send the header
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diff changeset
447 ssize_t hw = net_write(sn->csd, header, headerlen);
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diff changeset
448 if(hw < 0) {
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diff changeset
449 if(net_errno(sn->csd) == EAGAIN) {
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diff changeset
450 hw = 0;
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diff changeset
451 } else {
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diff changeset
452 return REQ_ABORTED;
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diff changeset
453 }
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diff changeset
454 }
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diff changeset
455
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diff changeset
456 AsyncSendRange *asr = pool_malloc(sn->pool, sizeof(AsyncSendRange));
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diff changeset
457 asr->sn = sn;
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diff changeset
458 asr->rq = rq;
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diff changeset
459 asr->in = fd;
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diff changeset
460 asr->out = sn->csd;
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diff changeset
461 asr->offset = offset;
184
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diff changeset
462 asr->end = offset + length;
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diff changeset
463 //asr->length = length;
172
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diff changeset
464 asr->pos = offset;
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diff changeset
465 asr->read_complete = FALSE;
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diff changeset
466 asr->read_inprogress = FALSE;
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diff changeset
467 asr->write_inprogress = FALSE;
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diff changeset
468 asr->error = FALSE;
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diff changeset
469 if(hw == headerlen) {
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diff changeset
470 asr->header = NULL;
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diff changeset
471 asr->headerlen = 0;
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diff changeset
472 asr->headerpos = 0;
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diff changeset
473 } else {
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474 asr->header = header;
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diff changeset
475 asr->headerlen = headerlen;
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diff changeset
476 asr->headerpos = hw;
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diff changeset
477 }
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diff changeset
478
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diff changeset
479 Event *readev = pool_malloc(sn->pool, sizeof(Event));
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diff changeset
480 ZERO(readev, sizeof(Event));
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diff changeset
481 readev->cookie = asr;
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diff changeset
482 readev->fn = send_range_readevent;
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diff changeset
483 readev->finish = send_range_aio_finish;
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484
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diff changeset
485 Event *writeev = pool_malloc(sn->pool, sizeof(Event));
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diff changeset
486 ZERO(writeev, sizeof(Event));
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diff changeset
487 writeev->cookie = asr;
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diff changeset
488 writeev->fn = send_range_writeevent;
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diff changeset
489 writeev->finish = send_range_poll_finish;
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diff changeset
490
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diff changeset
491 asr->readev = readev;
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diff changeset
492 asr->writeev = writeev;
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diff changeset
493
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diff changeset
494 aiocb_s *aio = pool_malloc(sn->pool, sizeof(aiocb_s));
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diff changeset
495 aio->buf = pool_malloc(sn->pool, AIO_BUF_SIZE);
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diff changeset
496 aio->nbytes = AIO_BUF_SIZE < length ? AIO_BUF_SIZE : length;
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diff changeset
497 aio->filedes = fd;
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diff changeset
498 aio->offset = offset;
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diff changeset
499 aio->evhandler = sn->ev;
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diff changeset
500 aio->event = readev;
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diff changeset
501
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diff changeset
502 asr->aio = aio;
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diff changeset
503 asr->wpos = 0;
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diff changeset
504
186
8041ac363f26 fixes aio error handling
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diff changeset
505 asr->read_inprogress = TRUE;
172
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diff changeset
506 if(system_aio_read(aio)) {
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diff changeset
507 send_range_cleanup(asr);
5580517faafc adds public aio and poll api and asynchronous send_range function
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diff changeset
508 return REQ_ABORTED;
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diff changeset
509 }
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parents: 127
diff changeset
510 asr->read_inprogress = TRUE;
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diff changeset
511
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diff changeset
512 return REQ_PROCESSING;
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diff changeset
513 }
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diff changeset
514
104
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diff changeset
515 struct multi_range_elm {
415
d938228c382e switch from ucx 2 to 3
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parents: 346
diff changeset
516 cxmutstr header;
104
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diff changeset
517 off_t offset;
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diff changeset
518 off_t length;
a8acbb12f27c implemented range requests
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diff changeset
519 };
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parents: 102
diff changeset
520
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
521 static int send_multi_range(Session *sn, Request *rq, SYS_FILE fd, off_t filelen, HttpRange *range) {
415
d938228c382e switch from ucx 2 to 3
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parents: 346
diff changeset
522 CxAllocator *a = pool_allocator(sn->pool);
d938228c382e switch from ucx 2 to 3
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diff changeset
523
104
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diff changeset
524 pb_param *content_type = pblock_remove("content-type", rq->srvhdrs);
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
525
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parents: 102
diff changeset
526 char sep[64];
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
527 int seplen = util_mime_separator(sep);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
528
415
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parents: 346
diff changeset
529 cxmutstr newct = cx_asprintf_a(a, "multipart/byteranges; boundary=%s", sep+4);
104
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
530 pblock_kvinsert(
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
531 pb_key_content_type,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
532 newct.ptr,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
533 newct.length,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
534 rq->srvhdrs);
415
d938228c382e switch from ucx 2 to 3
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parents: 346
diff changeset
535 cxFree(a, newct.ptr);
104
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
536
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
537 // calculate content-length
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
538 off_t response_len = 0;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
539
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
540 int nrange = 0;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
541 HttpRange *rangeelm = range;
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
542 while(rangeelm) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
543 nrange++;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
544 rangeelm = rangeelm->next;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
545 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
546
415
d938228c382e switch from ucx 2 to 3
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parents: 346
diff changeset
547 struct multi_range_elm *r = pool_calloc(sn->pool, nrange, sizeof(struct multi_range_elm));
104
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
548 rangeelm = range;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
549 int i=0;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
550 while(rangeelm) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
551 range2off(rangeelm, filelen, &(r[i].offset), &(r[i].length));
415
d938228c382e switch from ucx 2 to 3
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parents: 346
diff changeset
552 r[i].header = cx_asprintf_a(
d938228c382e switch from ucx 2 to 3
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parents: 346
diff changeset
553 a,
104
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
554 "%s\r\nContent-Type: %s\r\nContent-Range: bytes %lld-%lld/%lld\r\n\r\n",
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
555 sep,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
556 content_type->value,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
557 (long long)r[i].offset,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
558 (long long)r[i].offset+r[i].length - 1,
490
d218607f5a7e update ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 429
diff changeset
559 (long long)filelen);
104
a8acbb12f27c implemented range requests
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parents: 102
diff changeset
560
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
561 response_len += r[i].header.length + r[i].length;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
562
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
563 rangeelm = rangeelm->next;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
564 i++;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
565 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
566
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
567 response_len += seplen + 4; // trailer: sep + '--' + CRLF
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
568
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
569 // finally, set the content-length header
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
570 pblock_kllinsert(
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
571 pb_key_content_length,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
572 (long long)response_len,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
573 rq->srvhdrs);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
574
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
575 // and start the response
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
576 http_start_response(sn, rq);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
577
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
578 rangeelm = range;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
579 i = 0;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
580 while(rangeelm) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
581 if(send_range(sn, fd, r[i].offset, r[i].length, r[i].header.ptr, r[i].header.length)) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
582 // TODO: error
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
583 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
584 rangeelm = rangeelm->next;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
585 i++;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
586 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
587 net_printf(sn->csd, "%s--\r\n", sep);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
588
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 346
diff changeset
589 pool_free(sn->pool, r);
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
590 return 0;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
591 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
592
10
e3ae779232a9 Added some safs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
593 int send_file(pblock *pb, Session *sn, Request *rq) {
428
ab58e46b50a5 improve error handling in send_file if the file is a directory
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
594 int ret = REQ_NOACTION;
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 48
diff changeset
595 struct stat s;
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
596 VFSContext *vfs = vfs_request_context(sn, rq);
428
ab58e46b50a5 improve error handling in send_file if the file is a directory
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
597 SYS_FILE fd = prepare_service_file(sn, rq, vfs, &s, &ret);
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 48
diff changeset
598 if(!fd) {
44
3da1f7b6847f added some error messages
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
599 // if an error occurs, prepare_service_file sets the http status code
428
ab58e46b50a5 improve error handling in send_file if the file is a directory
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
600 // in case fd is a directory and the uri already ends with an trailing
ab58e46b50a5 improve error handling in send_file if the file is a directory
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
601 // '/', ret is set to REQ_NOACTION
ab58e46b50a5 improve error handling in send_file if the file is a directory
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 415
diff changeset
602 return ret;
6
ce8fecc9847d improved request processing
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 4
diff changeset
603 }
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 48
diff changeset
604
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
605 // get and validate range header
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
606 char *range_header = pblock_findkeyval(pb_key_range, rq->headers);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
607 HttpRange *range = NULL;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
608 if(range_header) {
496
d511c13ba68d add http range debug logging
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 493
diff changeset
609 log_ereport(LOG_DEBUG, "send_file: range: %s", range_header);
d511c13ba68d add http range debug logging
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 493
diff changeset
610
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
611 int status;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
612 range = parse_range(sn, range_header, &status);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
613 if(status != PROTOCOL_OK) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
614 protocol_status(sn, rq, status, NULL);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
615 vfs_close(fd);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
616 return REQ_ABORTED;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
617 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
618
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
619 if(!validate_range(range, &s, &status)) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
620 protocol_status(sn, rq, status, NULL);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
621 free_range(sn, range);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
622 vfs_close(fd);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
623 return REQ_ABORTED;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
624 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
625 }
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 48
diff changeset
626
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
627 int single_range = 1;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
628 off_t offset;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
629 off_t length;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
630 if(range) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
631 protocol_status(sn, rq, 206, NULL);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
632 pblock_removekey(pb_key_content_length, rq->srvhdrs);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
633
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
634 if(range->next) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
635 single_range = 0;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
636 } else {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
637 range2off(range, s.st_size, &offset, &length);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
638
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
639 pblock_kllinsert(
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
640 pb_key_content_length,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
641 (long long)length,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
642 rq->srvhdrs);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
643
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 346
diff changeset
644 cxmutstr content_range = cx_asprintf(
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
645 "%lld-%lld/%lld",
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
646 (long long)offset,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
647 (long long)offset+length - 1,
490
d218607f5a7e update ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 429
diff changeset
648 (long long)s.st_size);
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
649 pblock_kvinsert(
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
650 pb_key_content_range,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
651 content_range.ptr,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
652 content_range.length,
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
653 rq->srvhdrs);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
654 free(content_range.ptr);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
655 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
656 } else {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
657 offset = 0;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
658 length = s.st_size;
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
659 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
660
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
661 if(single_range) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
662 // send response header
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
663 http_start_response(sn, rq);
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
664 // send content
263
533f9097d712 fix kqueue event handler
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 199
diff changeset
665 // TODO: fix: send_range_aio is unstable #96
199
d62f2016cfe5 back to synchronous sendfile
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 192
diff changeset
666 //ret = send_range_aio(sn, rq, fd, offset, length, NULL, 0);
d62f2016cfe5 back to synchronous sendfile
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 192
diff changeset
667 //if(ret == REQ_PROCESSING) {
d62f2016cfe5 back to synchronous sendfile
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 192
diff changeset
668 // return ret;
d62f2016cfe5 back to synchronous sendfile
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 192
diff changeset
669 //}
d62f2016cfe5 back to synchronous sendfile
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 192
diff changeset
670
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
671 if(send_range(sn, fd, offset, length, NULL, 0)) {
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
672 // TODO: error
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
673 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
674 } else {
192
6a145e13d933 replaces eventfd with pipe and closes aio branch
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 189
diff changeset
675 ret = send_multi_range(sn, rq, fd, s.st_size, range);
6a145e13d933 replaces eventfd with pipe and closes aio branch
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 189
diff changeset
676 // TODO: error
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
677 }
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
678
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
679 // cleanup
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 48
diff changeset
680 vfs_close(fd);
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
681 free_range(sn, range);
3
137197831306 minimal request handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
682
192
6a145e13d933 replaces eventfd with pipe and closes aio branch
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 189
diff changeset
683 return ret;
3
137197831306 minimal request handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
684 }
10
e3ae779232a9 Added some safs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
685
104
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
686
a8acbb12f27c implemented range requests
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 102
diff changeset
687
10
e3ae779232a9 Added some safs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
688 int service_hello(pblock *pb, Session *sn, Request *rq) {
20
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
689 pblock_removekey(pb_key_content_type, rq->srvhdrs);
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
690 pblock_nvinsert("content-type", "text/plain", rq->srvhdrs);
10
e3ae779232a9 Added some safs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
691 pblock_nninsert("content-length", 13, rq->srvhdrs);
e3ae779232a9 Added some safs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
692 protocol_status(sn, rq, 200, NULL);
e3ae779232a9 Added some safs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
693 http_start_response(sn, rq);
e3ae779232a9 Added some safs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
694 net_write(sn->csd, "Hello World!\n", 13);
e3ae779232a9 Added some safs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
695 return REQ_PROCEED;
e3ae779232a9 Added some safs
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
696 }
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
697
127
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
698 static int ws_msghandler(WebSocket *ws, WSMessage *msg) {
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
699 if(msg->type == 1) {
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
700 printf("Message(text): %.*s\n", (int)msg->length, msg->data);
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
701 websocket_send_text(ws->userdata, "hello", 5);
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
702 } else {
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
703 printf("Message: opcode: %d | length: %d\n", msg->type, (int)msg->length);
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
704 }
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
705 return 0;
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
706 }
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
707
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
708 int service_ws_hello(pblock *pb, Session *sn, Request *rq) {
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
709 WebSocket ws;
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
710 ZERO(&ws, sizeof(WebSocket));
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
711 ws.userdata = sn->csd;
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
712
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
713 ws.on_message = ws_msghandler;
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
714 return http_handle_websocket(sn, rq, &ws);
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
715 }
84e206063b64 adds minimal websocket implementation
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 116
diff changeset
716
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
717 int service_index(pblock *pb, Session *sn, Request *rq) {
47
ce9790523346 server can change uid
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 44
diff changeset
718 //printf("service_index\n");
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
719
116
d7a186cf87f6 adds find-pathinfo saf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 104
diff changeset
720 char *path = pblock_findkeyval(pb_key_path, rq->vars);
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
721 char *uri = pblock_findkeyval(pb_key_uri, rq->reqpb);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
722
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 346
diff changeset
723 cxstring r_uri = cx_str(uri);
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
724
77
f1cff81e425a some fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 70
diff changeset
725 // open the file
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
726 VFSContext *vfs = vfs_request_context(sn, rq);
116
d7a186cf87f6 adds find-pathinfo saf
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 104
diff changeset
727 VFS_DIR dir = vfs_opendir(vfs, path);
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
728 if(!dir) {
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
729 return REQ_ABORTED;
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
730 }
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
731
77
f1cff81e425a some fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 70
diff changeset
732 sbuf_t *out = sbuf_new(1024); // output buffer
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
733
77
f1cff81e425a some fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 70
diff changeset
734 // write html header
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
735 sbuf_puts(out, "<html>\n<head>\n<title>Index of ");
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
736 sbuf_puts(out, uri);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
737 sbuf_puts(out, "</title>\n</head><body>\n<h1>Index of ");
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
738 sbuf_puts(out, uri);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
739 sbuf_puts(out, "</h1><hr>\n\n");
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
740
77
f1cff81e425a some fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 70
diff changeset
741 // list directory
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
742 VFS_ENTRY f;
57
b3a89736b23e some fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
743 while(vfs_readdir(dir, &f)) {
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 346
diff changeset
744 cxstring filename = cx_str(f.name);
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
745
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
746 sbuf_puts(out, "<a href=\"");
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
747 sbuf_append(out, r_uri);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
748 sbuf_append(out, filename);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
749 sbuf_puts(out, "\">");
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
750 sbuf_append(out, filename);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
751 sbuf_puts(out, "</a><br>\n");
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
752 }
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
753
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
754 sbuf_puts(out, "\n</body>\n</html>\n");
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
755
77
f1cff81e425a some fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 70
diff changeset
756 // send stuff to client
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
757 pblock_removekey(pb_key_content_type, rq->srvhdrs);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
758 pblock_kvinsert(pb_key_content_type, "text/html", 9, rq->srvhdrs);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
759 pblock_nninsert("content-length", out->length, rq->srvhdrs);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
760 protocol_status(sn, rq, 200, NULL);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
761 http_start_response(sn, rq);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
762
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
763 net_write(sn->csd, out->ptr, out->length);
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
764
77
f1cff81e425a some fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 70
diff changeset
765 // close
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
766 vfs_closedir(dir);
48
37a512d7b8f6 fixed some memory leaks
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 47
diff changeset
767 sbuf_free(out);
12
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
768
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
769 return REQ_PROCEED;
34aa8001ea53 Added directory index
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 11
diff changeset
770 }
20
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
771
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
772 int send_options(pblock *pb, Session *sn, Request *rq) {
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
773 char *allow = "HEAD, GET, PUT, DELETE, TRACE, OPTIONS, MOVE, COPY, "
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
774 "PROPFIND, PROPPATCH, MKCOL, LOCK, UNLOCK, ACL, REPORT";
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
775 char *dav = "1,2,access-control";
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
776
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
777 pblock_removekey(pb_key_content_type, rq->srvhdrs);
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
778 pblock_nvinsert("allow", allow, rq->srvhdrs);
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
779 pblock_nvinsert("dav", dav, rq->srvhdrs);
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
780 pblock_nninsert("content-length", 0, rq->srvhdrs);
87
bdec069d2239 fixed pathcheck behavior
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 77
diff changeset
781 protocol_status(sn, rq, 204, NULL);
20
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
782 http_start_response(sn, rq);
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
783
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
784 return REQ_PROCEED;
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
785 }

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