One Level Up
Top Level
src/core/ngx_conf_file.c - nginx-1.7.10
Global variables defined
Functions defined
Macros defined
Source code
- #include <ngx_config.h>
- #include <ngx_core.h>
- #define NGX_CONF_BUFFER 4096
- static ngx_int_t ngx_conf_handler(ngx_conf_t *cf, ngx_int_t last);
- static ngx_int_t ngx_conf_read_token(ngx_conf_t *cf);
- static void ngx_conf_flush_files(ngx_cycle_t *cycle);
- static ngx_command_t ngx_conf_commands[] = {
- { ngx_string("include"),
- NGX_ANY_CONF|NGX_CONF_TAKE1,
- ngx_conf_include,
- 0,
- 0,
- NULL },
- ngx_null_command
- };
- ngx_module_t ngx_conf_module = {
- NGX_MODULE_V1,
- NULL,
- ngx_conf_commands,
- NGX_CONF_MODULE,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- ngx_conf_flush_files,
- NULL,
- NGX_MODULE_V1_PADDING
- };
- static ngx_uint_t argument_number[] = {
- NGX_CONF_NOARGS,
- NGX_CONF_TAKE1,
- NGX_CONF_TAKE2,
- NGX_CONF_TAKE3,
- NGX_CONF_TAKE4,
- NGX_CONF_TAKE5,
- NGX_CONF_TAKE6,
- NGX_CONF_TAKE7
- };
- char *
- ngx_conf_param(ngx_conf_t *cf)
- {
- char *rv;
- ngx_str_t *param;
- ngx_buf_t b;
- ngx_conf_file_t conf_file;
- param = &cf->cycle->conf_param;
- if (param->len == 0) {
- return NGX_CONF_OK;
- }
- ngx_memzero(&conf_file, sizeof(ngx_conf_file_t));
- ngx_memzero(&b, sizeof(ngx_buf_t));
- b.start = param->data;
- b.pos = param->data;
- b.last = param->data + param->len;
- b.end = b.last;
- b.temporary = 1;
- conf_file.file.fd = NGX_INVALID_FILE;
- conf_file.file.name.data = NULL;
- conf_file.line = 0;
- cf->conf_file = &conf_file;
- cf->conf_file->buffer = &b;
- rv = ngx_conf_parse(cf, NULL);
- cf->conf_file = NULL;
- return rv;
- }
- char *
- ngx_conf_parse(ngx_conf_t *cf, ngx_str_t *filename)
- {
- char *rv;
- ngx_fd_t fd;
- ngx_int_t rc;
- ngx_buf_t buf;
- ngx_conf_file_t *prev, conf_file;
- enum {
- parse_file = 0,
- parse_block,
- parse_param
- } type;
- #if (NGX_SUPPRESS_WARN)
- fd = NGX_INVALID_FILE;
- prev = NULL;
- #endif
- if (filename) {
-
- fd = ngx_open_file(filename->data, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0);
- if (fd == NGX_INVALID_FILE) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
- ngx_open_file_n " \"%s\" failed",
- filename->data);
- return NGX_CONF_ERROR;
- }
- prev = cf->conf_file;
- cf->conf_file = &conf_file;
- if (ngx_fd_info(fd, &cf->conf_file->file.info) == NGX_FILE_ERROR) {
- ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno,
- ngx_fd_info_n " \"%s\" failed", filename->data);
- }
- cf->conf_file->buffer = &buf;
- buf.start = ngx_alloc(NGX_CONF_BUFFER, cf->log);
- if (buf.start == NULL) {
- goto failed;
- }
- buf.pos = buf.start;
- buf.last = buf.start;
- buf.end = buf.last + NGX_CONF_BUFFER;
- buf.temporary = 1;
- cf->conf_file->file.fd = fd;
- cf->conf_file->file.name.len = filename->len;
- cf->conf_file->file.name.data = filename->data;
- cf->conf_file->file.offset = 0;
- cf->conf_file->file.log = cf->log;
- cf->conf_file->line = 1;
- type = parse_file;
- } else if (cf->conf_file->file.fd != NGX_INVALID_FILE) {
- type = parse_block;
- } else {
- type = parse_param;
- }
- for ( ;; ) {
- rc = ngx_conf_read_token(cf);
-
- if (rc == NGX_ERROR) {
- goto done;
- }
- if (rc == NGX_CONF_BLOCK_DONE) {
- if (type != parse_block) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "unexpected \"}\"");
- goto failed;
- }
- goto done;
- }
- if (rc == NGX_CONF_FILE_DONE) {
- if (type == parse_block) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "unexpected end of file, expecting \"}\"");
- goto failed;
- }
- goto done;
- }
- if (rc == NGX_CONF_BLOCK_START) {
- if (type == parse_param) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "block directives are not supported "
- "in -g option");
- goto failed;
- }
- }
-
- if (cf->handler) {
-
- if (rc == NGX_CONF_BLOCK_START) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "unexpected \"{\"");
- goto failed;
- }
- rv = (*cf->handler)(cf, NULL, cf->handler_conf);
- if (rv == NGX_CONF_OK) {
- continue;
- }
- if (rv == NGX_CONF_ERROR) {
- goto failed;
- }
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, rv);
- goto failed;
- }
- rc = ngx_conf_handler(cf, rc);
- if (rc == NGX_ERROR) {
- goto failed;
- }
- }
- failed:
- rc = NGX_ERROR;
- done:
- if (filename) {
- if (cf->conf_file->buffer->start) {
- ngx_free(cf->conf_file->buffer->start);
- }
- if (ngx_close_file(fd) == NGX_FILE_ERROR) {
- ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
- ngx_close_file_n " %s failed",
- filename->data);
- rc = NGX_ERROR;
- }
- cf->conf_file = prev;
- }
- if (rc == NGX_ERROR) {
- return NGX_CONF_ERROR;
- }
- return NGX_CONF_OK;
- }
- static ngx_int_t
- ngx_conf_handler(ngx_conf_t *cf, ngx_int_t last)
- {
- char *rv;
- void *conf, **confp;
- ngx_uint_t i, found;
- ngx_str_t *name;
- ngx_command_t *cmd;
- name = cf->args->elts;
- found = 0;
- for (i = 0; ngx_modules[i]; i++) {
- cmd = ngx_modules[i]->commands;
- if (cmd == NULL) {
- continue;
- }
- for ( ; cmd->name.len; cmd++) {
- if (name->len != cmd->name.len) {
- continue;
- }
- if (ngx_strcmp(name->data, cmd->name.data) != 0) {
- continue;
- }
- found = 1;
- if (ngx_modules[i]->type != NGX_CONF_MODULE
- && ngx_modules[i]->type != cf->module_type)
- {
- continue;
- }
-
- if (!(cmd->type & cf->cmd_type)) {
- continue;
- }
- if (!(cmd->type & NGX_CONF_BLOCK) && last != NGX_OK) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "directive \"%s\" is not terminated by \";\"",
- name->data);
- return NGX_ERROR;
- }
- if ((cmd->type & NGX_CONF_BLOCK) && last != NGX_CONF_BLOCK_START) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "directive \"%s\" has no opening \"{\"",
- name->data);
- return NGX_ERROR;
- }
-
- if (!(cmd->type & NGX_CONF_ANY)) {
- if (cmd->type & NGX_CONF_FLAG) {
- if (cf->args->nelts != 2) {
- goto invalid;
- }
- } else if (cmd->type & NGX_CONF_1MORE) {
- if (cf->args->nelts < 2) {
- goto invalid;
- }
- } else if (cmd->type & NGX_CONF_2MORE) {
- if (cf->args->nelts < 3) {
- goto invalid;
- }
- } else if (cf->args->nelts > NGX_CONF_MAX_ARGS) {
- goto invalid;
- } else if (!(cmd->type & argument_number[cf->args->nelts - 1]))
- {
- goto invalid;
- }
- }
-
- conf = NULL;
- if (cmd->type & NGX_DIRECT_CONF) {
- conf = ((void **) cf->ctx)[ngx_modules[i]->index];
- } else if (cmd->type & NGX_MAIN_CONF) {
- conf = &(((void **) cf->ctx)[ngx_modules[i]->index]);
- } else if (cf->ctx) {
- confp = *(void **) ((char *) cf->ctx + cmd->conf);
- if (confp) {
- conf = confp[ngx_modules[i]->ctx_index];
- }
- }
- rv = cmd->set(cf, cmd, conf);
- if (rv == NGX_CONF_OK) {
- return NGX_OK;
- }
- if (rv == NGX_CONF_ERROR) {
- return NGX_ERROR;
- }
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "\"%s\" directive %s", name->data, rv);
- return NGX_ERROR;
- }
- }
- if (found) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "\"%s\" directive is not allowed here", name->data);
- return NGX_ERROR;
- }
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "unknown directive \"%s\"", name->data);
- return NGX_ERROR;
- invalid:
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "invalid number of arguments in \"%s\" directive",
- name->data);
- return NGX_ERROR;
- }
- static ngx_int_t
- ngx_conf_read_token(ngx_conf_t *cf)
- {
- u_char *start, ch, *src, *dst;
- off_t file_size;
- size_t len;
- ssize_t n, size;
- ngx_uint_t found, need_space, last_space, sharp_comment, variable;
- ngx_uint_t quoted, s_quoted, d_quoted, start_line;
- ngx_str_t *word;
- ngx_buf_t *b;
- found = 0;
- need_space = 0;
- last_space = 1;
- sharp_comment = 0;
- variable = 0;
- quoted = 0;
- s_quoted = 0;
- d_quoted = 0;
- cf->args->nelts = 0;
- b = cf->conf_file->buffer;
- start = b->pos;
- start_line = cf->conf_file->line;
- file_size = ngx_file_size(&cf->conf_file->file.info);
- for ( ;; ) {
- if (b->pos >= b->last) {
- if (cf->conf_file->file.offset >= file_size) {
- if (cf->args->nelts > 0 || !last_space) {
- if (cf->conf_file->file.fd == NGX_INVALID_FILE) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "unexpected end of parameter, "
- "expecting \";\"");
- return NGX_ERROR;
- }
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "unexpected end of file, "
- "expecting \";\" or \"}\"");
- return NGX_ERROR;
- }
- return NGX_CONF_FILE_DONE;
- }
- len = b->pos - start;
- if (len == NGX_CONF_BUFFER) {
- cf->conf_file->line = start_line;
- if (d_quoted) {
- ch = '"';
- } else if (s_quoted) {
- ch = '\'';
- } else {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "too long parameter \"%*s...\" started",
- 10, start);
- return NGX_ERROR;
- }
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "too long parameter, probably "
- "missing terminating \"%c\" character", ch);
- return NGX_ERROR;
- }
- if (len) {
- ngx_memmove(b->start, start, len);
- }
- size = (ssize_t) (file_size - cf->conf_file->file.offset);
- if (size > b->end - (b->start + len)) {
- size = b->end - (b->start + len);
- }
- n = ngx_read_file(&cf->conf_file->file, b->start + len, size,
- cf->conf_file->file.offset);
- if (n == NGX_ERROR) {
- return NGX_ERROR;
- }
- if (n != size) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- ngx_read_file_n " returned "
- "only %z bytes instead of %z",
- n, size);
- return NGX_ERROR;
- }
- b->pos = b->start + len;
- b->last = b->pos + n;
- start = b->start;
- }
- ch = *b->pos++;
- if (ch == LF) {
- cf->conf_file->line++;
- if (sharp_comment) {
- sharp_comment = 0;
- }
- }
- if (sharp_comment) {
- continue;
- }
- if (quoted) {
- quoted = 0;
- continue;
- }
- if (need_space) {
- if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
- last_space = 1;
- need_space = 0;
- continue;
- }
- if (ch == ';') {
- return NGX_OK;
- }
- if (ch == '{') {
- return NGX_CONF_BLOCK_START;
- }
- if (ch == ')') {
- last_space = 1;
- need_space = 0;
- } else {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "unexpected \"%c\"", ch);
- return NGX_ERROR;
- }
- }
- if (last_space) {
- if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
- continue;
- }
- start = b->pos - 1;
- start_line = cf->conf_file->line;
- switch (ch) {
- case ';':
- case '{':
- if (cf->args->nelts == 0) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "unexpected \"%c\"", ch);
- return NGX_ERROR;
- }
- if (ch == '{') {
- return NGX_CONF_BLOCK_START;
- }
- return NGX_OK;
- case '}':
- if (cf->args->nelts != 0) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "unexpected \"}\"");
- return NGX_ERROR;
- }
- return NGX_CONF_BLOCK_DONE;
- case '#':
- sharp_comment = 1;
- continue;
- case '\\':
- quoted = 1;
- last_space = 0;
- continue;
- case '"':
- start++;
- d_quoted = 1;
- last_space = 0;
- continue;
- case '\'':
- start++;
- s_quoted = 1;
- last_space = 0;
- continue;
- default:
- last_space = 0;
- }
- } else {
- if (ch == '{' && variable) {
- continue;
- }
- variable = 0;
- if (ch == '\\') {
- quoted = 1;
- continue;
- }
- if (ch == '$') {
- variable = 1;
- continue;
- }
- if (d_quoted) {
- if (ch == '"') {
- d_quoted = 0;
- need_space = 1;
- found = 1;
- }
- } else if (s_quoted) {
- if (ch == '\'') {
- s_quoted = 0;
- need_space = 1;
- found = 1;
- }
- } else if (ch == ' ' || ch == '\t' || ch == CR || ch == LF
- || ch == ';' || ch == '{')
- {
- last_space = 1;
- found = 1;
- }
- if (found) {
- word = ngx_array_push(cf->args);
- if (word == NULL) {
- return NGX_ERROR;
- }
- word->data = ngx_pnalloc(cf->pool, b->pos - start + 1);
- if (word->data == NULL) {
- return NGX_ERROR;
- }
- for (dst = word->data, src = start, len = 0;
- src < b->pos - 1;
- len++)
- {
- if (*src == '\\') {
- switch (src[1]) {
- case '"':
- case '\'':
- case '\\':
- src++;
- break;
- case 't':
- *dst++ = '\t';
- src += 2;
- continue;
- case 'r':
- *dst++ = '\r';
- src += 2;
- continue;
- case 'n':
- *dst++ = '\n';
- src += 2;
- continue;
- }
- }
- *dst++ = *src++;
- }
- *dst = '\0';
- word->len = len;
- if (ch == ';') {
- return NGX_OK;
- }
- if (ch == '{') {
- return NGX_CONF_BLOCK_START;
- }
- found = 0;
- }
- }
- }
- }
- char *
- ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *rv;
- ngx_int_t n;
- ngx_str_t *value, file, name;
- ngx_glob_t gl;
- value = cf->args->elts;
- file = value[1];
- ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
- if (ngx_conf_full_name(cf->cycle, &file, 1) != NGX_OK) {
- return NGX_CONF_ERROR;
- }
- if (strpbrk((char *) file.data, "*?[") == NULL) {
- ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
- return ngx_conf_parse(cf, &file);
- }
- ngx_memzero(&gl, sizeof(ngx_glob_t));
- gl.pattern = file.data;
- gl.log = cf->log;
- gl.test = 1;
- if (ngx_open_glob(&gl) != NGX_OK) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
- ngx_open_glob_n " \"%s\" failed", file.data);
- return NGX_CONF_ERROR;
- }
- rv = NGX_CONF_OK;
- for ( ;; ) {
- n = ngx_read_glob(&gl, &name);
- if (n != NGX_OK) {
- break;
- }
- file.len = name.len++;
- file.data = ngx_pstrdup(cf->pool, &name);
- if (file.data == NULL) {
- return NGX_CONF_ERROR;
- }
- ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
- rv = ngx_conf_parse(cf, &file);
- if (rv != NGX_CONF_OK) {
- break;
- }
- }
- ngx_close_glob(&gl);
- return rv;
- }
- ngx_int_t
- ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name, ngx_uint_t conf_prefix)
- {
- ngx_str_t *prefix;
- prefix = conf_prefix ? &cycle->conf_prefix : &cycle->prefix;
- return ngx_get_full_name(cycle->pool, prefix, name);
- }
- ngx_open_file_t *
- ngx_conf_open_file(ngx_cycle_t *cycle, ngx_str_t *name)
- {
- ngx_str_t full;
- ngx_uint_t i;
- ngx_list_part_t *part;
- ngx_open_file_t *file;
- #if (NGX_SUPPRESS_WARN)
- ngx_str_null(&full);
- #endif
- if (name->len) {
- full = *name;
- if (ngx_conf_full_name(cycle, &full, 0) != NGX_OK) {
- return NULL;
- }
- part = &cycle->open_files.part;
- file = part->elts;
- for (i = 0; ; i++) {
- if (i >= part->nelts) {
- if (part->next == NULL) {
- break;
- }
- part = part->next;
- file = part->elts;
- i = 0;
- }
- if (full.len != file[i].name.len) {
- continue;
- }
- if (ngx_strcmp(full.data, file[i].name.data) == 0) {
- return &file[i];
- }
- }
- }
- file = ngx_list_push(&cycle->open_files);
- if (file == NULL) {
- return NULL;
- }
- if (name->len) {
- file->fd = NGX_INVALID_FILE;
- file->name = full;
- } else {
- file->fd = ngx_stderr;
- file->name = *name;
- }
- file->flush = NULL;
- file->data = NULL;
- return file;
- }
- static void
- ngx_conf_flush_files(ngx_cycle_t *cycle)
- {
- ngx_uint_t i;
- ngx_list_part_t *part;
- ngx_open_file_t *file;
- ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, "flush files");
- part = &cycle->open_files.part;
- file = part->elts;
- for (i = 0; ; i++) {
- if (i >= part->nelts) {
- if (part->next == NULL) {
- break;
- }
- part = part->next;
- file = part->elts;
- i = 0;
- }
- if (file[i].flush) {
- file[i].flush(&file[i], cycle->log);
- }
- }
- }
- void ngx_cdecl
- ngx_conf_log_error(ngx_uint_t level, ngx_conf_t *cf, ngx_err_t err,
- const char *fmt, ...)
- {
- u_char errstr[NGX_MAX_CONF_ERRSTR], *p, *last;
- va_list args;
- last = errstr + NGX_MAX_CONF_ERRSTR;
- va_start(args, fmt);
- p = ngx_vslprintf(errstr, last, fmt, args);
- va_end(args);
- if (err) {
- p = ngx_log_errno(p, last, err);
- }
- if (cf->conf_file == NULL) {
- ngx_log_error(level, cf->log, 0, "%*s", p - errstr, errstr);
- return;
- }
- if (cf->conf_file->file.fd == NGX_INVALID_FILE) {
- ngx_log_error(level, cf->log, 0, "%*s in command line",
- p - errstr, errstr);
- return;
- }
- ngx_log_error(level, cf->log, 0, "%*s in %s:%ui",
- p - errstr, errstr,
- cf->conf_file->file.name.data, cf->conf_file->line);
- }
- char *
- ngx_conf_set_flag_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- ngx_str_t *value;
- ngx_flag_t *fp;
- ngx_conf_post_t *post;
- fp = (ngx_flag_t *) (p + cmd->offset);
- if (*fp != NGX_CONF_UNSET) {
- return "is duplicate";
- }
- value = cf->args->elts;
- if (ngx_strcasecmp(value[1].data, (u_char *) "on") == 0) {
- *fp = 1;
- } else if (ngx_strcasecmp(value[1].data, (u_char *) "off") == 0) {
- *fp = 0;
- } else {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "invalid value \"%s\" in \"%s\" directive, "
- "it must be \"on\" or \"off\"",
- value[1].data, cmd->name.data);
- return NGX_CONF_ERROR;
- }
- if (cmd->post) {
- post = cmd->post;
- return post->post_handler(cf, post, fp);
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_str_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- ngx_str_t *field, *value;
- ngx_conf_post_t *post;
- field = (ngx_str_t *) (p + cmd->offset);
- if (field->data) {
- return "is duplicate";
- }
- value = cf->args->elts;
- *field = value[1];
- if (cmd->post) {
- post = cmd->post;
- return post->post_handler(cf, post, field);
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_str_array_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- ngx_str_t *value, *s;
- ngx_array_t **a;
- ngx_conf_post_t *post;
- a = (ngx_array_t **) (p + cmd->offset);
- if (*a == NGX_CONF_UNSET_PTR) {
- *a = ngx_array_create(cf->pool, 4, sizeof(ngx_str_t));
- if (*a == NULL) {
- return NGX_CONF_ERROR;
- }
- }
- s = ngx_array_push(*a);
- if (s == NULL) {
- return NGX_CONF_ERROR;
- }
- value = cf->args->elts;
- *s = value[1];
- if (cmd->post) {
- post = cmd->post;
- return post->post_handler(cf, post, s);
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_keyval_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- ngx_str_t *value;
- ngx_array_t **a;
- ngx_keyval_t *kv;
- ngx_conf_post_t *post;
- a = (ngx_array_t **) (p + cmd->offset);
- if (*a == NULL) {
- *a = ngx_array_create(cf->pool, 4, sizeof(ngx_keyval_t));
- if (*a == NULL) {
- return NGX_CONF_ERROR;
- }
- }
- kv = ngx_array_push(*a);
- if (kv == NULL) {
- return NGX_CONF_ERROR;
- }
- value = cf->args->elts;
- kv->key = value[1];
- kv->value = value[2];
- if (cmd->post) {
- post = cmd->post;
- return post->post_handler(cf, post, kv);
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_num_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- ngx_int_t *np;
- ngx_str_t *value;
- ngx_conf_post_t *post;
- np = (ngx_int_t *) (p + cmd->offset);
- if (*np != NGX_CONF_UNSET) {
- return "is duplicate";
- }
- value = cf->args->elts;
- *np = ngx_atoi(value[1].data, value[1].len);
- if (*np == NGX_ERROR) {
- return "invalid number";
- }
- if (cmd->post) {
- post = cmd->post;
- return post->post_handler(cf, post, np);
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- size_t *sp;
- ngx_str_t *value;
- ngx_conf_post_t *post;
- sp = (size_t *) (p + cmd->offset);
- if (*sp != NGX_CONF_UNSET_SIZE) {
- return "is duplicate";
- }
- value = cf->args->elts;
- *sp = ngx_parse_size(&value[1]);
- if (*sp == (size_t) NGX_ERROR) {
- return "invalid value";
- }
- if (cmd->post) {
- post = cmd->post;
- return post->post_handler(cf, post, sp);
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_off_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- off_t *op;
- ngx_str_t *value;
- ngx_conf_post_t *post;
- op = (off_t *) (p + cmd->offset);
- if (*op != NGX_CONF_UNSET) {
- return "is duplicate";
- }
- value = cf->args->elts;
- *op = ngx_parse_offset(&value[1]);
- if (*op == (off_t) NGX_ERROR) {
- return "invalid value";
- }
- if (cmd->post) {
- post = cmd->post;
- return post->post_handler(cf, post, op);
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_msec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- ngx_msec_t *msp;
- ngx_str_t *value;
- ngx_conf_post_t *post;
- msp = (ngx_msec_t *) (p + cmd->offset);
- if (*msp != NGX_CONF_UNSET_MSEC) {
- return "is duplicate";
- }
- value = cf->args->elts;
- *msp = ngx_parse_time(&value[1], 0);
- if (*msp == (ngx_msec_t) NGX_ERROR) {
- return "invalid value";
- }
- if (cmd->post) {
- post = cmd->post;
- return post->post_handler(cf, post, msp);
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_sec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- time_t *sp;
- ngx_str_t *value;
- ngx_conf_post_t *post;
- sp = (time_t *) (p + cmd->offset);
- if (*sp != NGX_CONF_UNSET) {
- return "is duplicate";
- }
- value = cf->args->elts;
- *sp = ngx_parse_time(&value[1], 1);
- if (*sp == (time_t) NGX_ERROR) {
- return "invalid value";
- }
- if (cmd->post) {
- post = cmd->post;
- return post->post_handler(cf, post, sp);
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_bufs_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- ngx_str_t *value;
- ngx_bufs_t *bufs;
- bufs = (ngx_bufs_t *) (p + cmd->offset);
- if (bufs->num) {
- return "is duplicate";
- }
- value = cf->args->elts;
- bufs->num = ngx_atoi(value[1].data, value[1].len);
- if (bufs->num == NGX_ERROR || bufs->num == 0) {
- return "invalid value";
- }
- bufs->size = ngx_parse_size(&value[2]);
- if (bufs->size == (size_t) NGX_ERROR || bufs->size == 0) {
- return "invalid value";
- }
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_set_enum_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- ngx_uint_t *np, i;
- ngx_str_t *value;
- ngx_conf_enum_t *e;
- np = (ngx_uint_t *) (p + cmd->offset);
- if (*np != NGX_CONF_UNSET_UINT) {
- return "is duplicate";
- }
- value = cf->args->elts;
- e = cmd->post;
- for (i = 0; e[i].name.len != 0; i++) {
- if (e[i].name.len != value[1].len
- || ngx_strcasecmp(e[i].name.data, value[1].data) != 0)
- {
- continue;
- }
- *np = e[i].value;
- return NGX_CONF_OK;
- }
- ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
- "invalid value \"%s\"", value[1].data);
- return NGX_CONF_ERROR;
- }
- char *
- ngx_conf_set_bitmask_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- char *p = conf;
- ngx_uint_t *np, i, m;
- ngx_str_t *value;
- ngx_conf_bitmask_t *mask;
- np = (ngx_uint_t *) (p + cmd->offset);
- value = cf->args->elts;
- mask = cmd->post;
- for (i = 1; i < cf->args->nelts; i++) {
- for (m = 0; mask[m].name.len != 0; m++) {
- if (mask[m].name.len != value[i].len
- || ngx_strcasecmp(mask[m].name.data, value[i].data) != 0)
- {
- continue;
- }
- if (*np & mask[m].mask) {
- ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
- "duplicate value \"%s\"", value[i].data);
- } else {
- *np |= mask[m].mask;
- }
- break;
- }
- if (mask[m].name.len == 0) {
- ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
- "invalid value \"%s\"", value[i].data);
- return NGX_CONF_ERROR;
- }
- }
- return NGX_CONF_OK;
- }
- #if 0
- #endif
- char *
- ngx_conf_deprecated(ngx_conf_t *cf, void *post, void *data)
- {
- ngx_conf_deprecated_t *d = post;
- ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
- "the \"%s\" directive is deprecated, "
- "use the \"%s\" directive instead",
- d->old_name, d->new_name);
- return NGX_CONF_OK;
- }
- char *
- ngx_conf_check_num_bounds(ngx_conf_t *cf, void *post, void *data)
- {
- ngx_conf_num_bounds_t *bounds = post;
- ngx_int_t *np = data;
- if (bounds->high == -1) {
- if (*np >= bounds->low) {
- return NGX_CONF_OK;
- }
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "value must be equal to or greater than %i",
- bounds->low);
- return NGX_CONF_ERROR;
- }
- if (*np >= bounds->low && *np <= bounds->high) {
- return NGX_CONF_OK;
- }
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "value must be between %i and %i",
- bounds->low, bounds->high);
- return NGX_CONF_ERROR;
- }
One Level Up
Top Level