introduced struct mg_config. Fixed Range response.

This commit is contained in:
Sergey Lyubka 2010-06-25 17:23:17 +02:00
parent 9a5f96e755
commit 5425b94f39
4 changed files with 352 additions and 565 deletions

148
main.c
View File

@ -32,6 +32,7 @@
#include <string.h>
#include <errno.h>
#include <limits.h>
#include <stddef.h>
#include "mongoose.h"
@ -70,16 +71,6 @@ signal_handler(int sig_num)
}
}
/*
* Show usage string and exit.
*/
static void
show_usage_and_exit(void)
{
mg_show_usage_string(stderr);
exit(EXIT_FAILURE);
}
/*
* Edit the passwords file.
*/
@ -88,18 +79,89 @@ mg_edit_passwords(const char *fname, const char *domain,
const char *user, const char *pass)
{
struct mg_context *ctx;
struct mg_config config;
int retval;
ctx = mg_start();
(void) mg_set_option(ctx, "auth_realm", domain);
memset(&config, 0, sizeof(config));
config.auth_domain = (char *) domain;
config.num_threads = "0";
config.listening_ports = "";
ctx = mg_start(&config);
retval = mg_modify_passwords_file(ctx, fname, user, pass);
mg_stop(ctx);
return (retval);
}
#define OFFSET(x) offsetof(struct mg_config, x)
static struct option_descriptor {
const char *name;
const char *description;
size_t offset;
} known_options[] = {
{"root", "\tWeb root directory", OFFSET(document_root)},
{"index_files", "Index files", OFFSET(index_files)},
{"ssl_cert", "SSL certificate file", OFFSET(ssl_certificate)},
{"ports", "Listening ports", OFFSET(listening_ports)},
{"dir_list", "Directory listing", OFFSET(enable_directory_listing)},
{"protect", "URI to htpasswd mapping", OFFSET(protect)},
{"cgi_ext", "CGI extensions", OFFSET(cgi_extensions)},
{"cgi_interp", "CGI interpreter to use", OFFSET(cgi_interpreter)},
{"cgi_env", "Custom CGI enviroment variables", OFFSET(cgi_environment)},
{"ssi_ext", "SSI extensions", OFFSET(ssi_extensions)},
{"auth_realm", "Authentication domain name", OFFSET(auth_domain)},
{"auth_gpass", "Global passwords file", OFFSET(global_passwords_file)},
{"auth_PUT", "PUT,DELETE auth file", OFFSET(put_delete_passwords_file)},
{"uid", "\tRun as user", OFFSET(uid)},
{"access_log", "Access log file", OFFSET(access_log_file)},
{"error_log", "Error log file", OFFSET(error_log_file)},
{"acl", "\tAllow/deny IP addresses/subnets", OFFSET(acl)},
{"num_threads", "Threads to spawn", OFFSET(num_threads)},
{"mime_types", "Extra mime types to use", OFFSET(mime_types)},
{NULL, NULL, 0}
};
static void
process_command_line_arguments(struct mg_context *ctx, char *argv[])
show_usage_and_exit(const struct mg_config *config)
{
const struct option_descriptor *o;
const char *value;
(void) fprintf(stderr,
"Mongoose version %s (c) Sergey Lyubka\n"
"usage: mongoose [options] [config_file]\n", mg_version());
fprintf(stderr, " -A <htpasswd_file> <realm> <user> <passwd>\n");
for (o = known_options; o->name != NULL; o++) {
(void) fprintf(stderr, " -%s\t%s", o->name, o->description);
value = * (char **) ((char *) config + o->offset);
if (value != NULL)
fprintf(stderr, " (default: \"%s\")", value);
fputc('\n', stderr);
}
exit(EXIT_FAILURE);
}
static void
set_option(struct mg_config *config, const char *name, char *value)
{
const struct option_descriptor *o;
for (o = known_options; o->name != NULL; o++)
if (strcmp(name, o->name) == 0) {
* (char **) ((char *) config + o->offset) = value;
break;
}
if (o->name == NULL)
show_usage_and_exit(config);
}
static void
process_command_line_arguments(struct mg_config *config, char *argv[])
{
const char *config_file = CONFIG_FILE;
char line[512], opt[512], *vals[100],
@ -110,11 +172,11 @@ process_command_line_arguments(struct mg_context *ctx, char *argv[])
/* First find out, which config file to open */
for (i = 1; argv[i] != NULL && argv[i][0] == '-'; i += 2)
if (argv[i + 1] == NULL)
show_usage_and_exit();
show_usage_and_exit(config);
if (argv[i] != NULL && argv[i + 1] != NULL) {
/* More than one non-option arguments are given */
show_usage_and_exit();
show_usage_and_exit(config);
} else if (argv[i] != NULL) {
/* Just one non-option argument is given, this is config file */
config_file = argv[i];
@ -140,7 +202,8 @@ process_command_line_arguments(struct mg_context *ctx, char *argv[])
(void) memset(vals, 0, sizeof(vals));
if (fp != NULL) {
(void) printf("Loading config file %s\n", config_file);
(void) printf("Loading config file %s, "
"ignoring command line arguments\n", config_file);
/* Loop over the lines in config file */
while (fgets(line, sizeof(line), fp) != NULL) {
@ -156,56 +219,67 @@ process_command_line_arguments(struct mg_context *ctx, char *argv[])
config_file, (int) line_no);
exit(EXIT_FAILURE);
}
if (mg_set_option(ctx, opt, val) != 1)
exit(EXIT_FAILURE);
/* TODO(lsm): free this at some point */
p = malloc(strlen(val) + 1);
(void) strcpy(p, val);
set_option(config, opt, p);
}
(void) fclose(fp);
}
/* Now pass through the command line options */
} else {
for (i = 1; argv[i] != NULL && argv[i][0] == '-'; i += 2)
if (mg_set_option(ctx, &argv[i][1], argv[i + 1]) != 1)
exit(EXIT_FAILURE);
set_option(config, &argv[i][1], argv[i + 1]);
}
}
int
main(int argc, char *argv[])
{
struct mg_config config;
struct mg_context *ctx;
char ports[1024], web_root[1024];
/* Initialize configuration with default values */
(void) memset(&config, 0, sizeof(config));
config.document_root = ".";
config.enable_directory_listing = "yes";
config.auth_domain = "mydomain.com";
config.num_threads = "20";
config.index_files = "index.html,index.htm,index.cgi";
config.cgi_extensions = ".cgi,.pl,.php";
config.ssi_extensions = ".shtml,.shtm";
config.listening_ports = "8080";
/* Edit passwords file if -A option is specified */
if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'A') {
if (argc != 6)
show_usage_and_exit();
show_usage_and_exit(&config);
exit(mg_edit_passwords(argv[2], argv[3], argv[4], argv[5]) ==
MG_SUCCESS ? EXIT_SUCCESS : EXIT_FAILURE);
}
/* Show usage if -h or --help options are specified */
if (argc == 2 && (!strcmp(argv[1], "-h") || !strcmp(argv[1], "--help")))
show_usage_and_exit();
show_usage_and_exit(&config);
/* Update config based on command line arguments */
process_command_line_arguments(&config, argv);
/* Setup signal handler: quit on Ctrl-C */
#ifndef _WIN32
(void) signal(SIGCHLD, signal_handler);
#endif /* _WIN32 */
(void) signal(SIGTERM, signal_handler);
(void) signal(SIGINT, signal_handler);
if ((ctx = mg_start()) == NULL) {
/* Start Mongoose */
if ((ctx = mg_start(&config)) == NULL) {
(void) printf("%s\n", "Cannot initialize Mongoose context");
exit(EXIT_FAILURE);
}
process_command_line_arguments(ctx, argv);
(void) mg_get_option(ctx, "ports", ports, sizeof(ports));
if (ports[0] == '\0' &&
mg_set_option(ctx, "ports", "8080") != MG_SUCCESS)
exit(EXIT_FAILURE);
(void) mg_get_option(ctx, "ports", ports, sizeof(ports));
(void) mg_get_option(ctx, "root", web_root, sizeof(web_root));
(void) printf("Mongoose %s started on port(s) \"%s\", "
"serving directory \"%s\"\n", mg_version(), ports, web_root);
(void) printf("Mongoose %s started on port(s) %s "
"with web root [%s]\n",
mg_version(), config.listening_ports, config.document_root);
fflush(stdout);
while (exit_flag == 0)

File diff suppressed because it is too large Load Diff

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@ -59,8 +59,21 @@ struct mg_request_info {
/*
* Error codes for all functions that return 'int'.
* User-defined handler function. It must return MG_SUCCESS or MG_ERROR.
*
* If handler returns MG_SUCCESS, that means that handler has processed the
* request by sending appropriate HTTP reply to the client. Mongoose treats
* the request as served.
*
* If callback returns MG_ERROR, that means that callback has not processed
* the request. Handler must not send any data to the client in this case.
* Mongoose proceeds with request handling as if nothing happened.
*
* NOTE: ssl_password_handler must have the following prototype:
* int (*)(char *, int, int, void *)
* Refer to OpenSSL documentation for more details.
*/
enum mg_error_t {
MG_ERROR,
MG_SUCCESS,
@ -68,15 +81,48 @@ enum mg_error_t {
MG_BUFFER_TOO_SMALL
};
typedef enum mg_error_t (*mg_callback_t)(struct mg_connection *,
const struct mg_request_info *);
/*
* This structure describes Mongoose configuration.
*/
struct mg_config {
char *document_root;
char *index_files;
char *ssl_certificate;
char *listening_ports;
char *cgi_extensions;
char *cgi_interpreter;
char *cgi_environment;
char *ssi_extensions;
char *auth_domain;
char *protect;
char *global_passwords_file;
char *put_delete_passwords_file;
char *access_log_file;
char *error_log_file;
char *acl;
char *uid;
char *mime_types;
char *enable_directory_listing;
char *num_threads;
mg_callback_t new_request_handler;
mg_callback_t http_error_handler;
mg_callback_t event_log_handler;
mg_callback_t ssl_password_handler;
};
/*
* Start the web server.
*
* This must be the first function called by the application.
* It creates a serving thread, and returns a context structure that
* can be used to alter the configuration, and stop the server.
* can be used to stop the server.
*/
struct mg_context *mg_start(void);
struct mg_context *mg_start(struct mg_config *);
/*
@ -89,32 +135,6 @@ struct mg_context *mg_start(void);
void mg_stop(struct mg_context *);
/*
* Get the current value of a particular option.
*
* Return:
* MG_SUCCESS, MG_NOT_FOUND, MG_BUFFER_TOO_SMALL
*/
enum mg_error_t mg_get_option(struct mg_context *,
const char *option_name, char *buf, size_t buf_len);
/*
* Set a value for a particular option.
*
* Mongoose makes an internal copy of the option value string, which must be
* valid nul-terminated ASCII or UTF-8 string. It is safe to change any option
* at any time. The order of setting various options is also irrelevant with
* one exception: if "ports" option contains SSL listening ports, a "ssl_cert"
* option must be set BEFORE the "ports" option.
*
* Return:
* MG_ERROR, MG_SUCCESS, or MG_NOT_FOUND if option is unknown.
*/
enum mg_error_t mg_set_option(struct mg_context *,
const char *name, const char *value);
/*
* Add, edit or delete the entry in the passwords file.
*
@ -133,36 +153,6 @@ enum mg_error_t mg_modify_passwords_file(struct mg_context *ctx,
const char *file_name, const char *user, const char *password);
/*
* Attach a callback function to certain event.
* Callback must return MG_SUCCESS or MG_ERROR.
*
* If callback returns MG_SUCCESS, that means that callback has processed the
* request by sending appropriate HTTP reply to the client. Mongoose treats
* the request as served.
*
* If callback returns MG_ERROR, that means that callback has not processed
* the request. Callback must not send any data to client in this case.
* Mongoose proceeds with request handling.
*
* NOTE: for MG_EVENT_SSL_PASSWORD event the callback must have
* int (*)(char *, int, int, void *) prototype. Refer to OpenSSL documentation
* for more details about the SSL password callback.
*/
enum mg_event_t {
MG_EVENT_NEW_REQUEST, /* New HTTP request has arrived */
MG_EVENT_HTTP_ERROR, /* Mongoose is about to send HTTP error */
MG_EVENT_LOG, /* Mongoose is about to log a message */
MG_EVENT_SSL_PASSWORD, /* SSL certificate needs verification */
NUM_EVENTS
};
typedef enum mg_error_t (*mg_callback_t)(struct mg_connection *,
const struct mg_request_info *);
void mg_set_callback(struct mg_context *, enum mg_event_t, mg_callback_t);
/*
* Send data to the client.
*/
@ -185,6 +175,7 @@ int mg_printf(struct mg_connection *, const char *fmt, ...);
*/
int mg_read(struct mg_connection *, void *buf, size_t len);
/*
* Get the value of particular HTTP header.
*
@ -247,11 +238,6 @@ const char *mg_version(void);
void mg_md5(char *buf, ...);
/*
* Print command line usage string.
*/
void mg_show_usage_string(FILE *fp);
#ifdef __cplusplus
}
#endif /* __cplusplus */

View File

@ -13,12 +13,11 @@ sub on_windows { $^O =~ /win32/i; }
my $port = 23456;
my $pid = undef;
my $num_requests;
my $root = 'test';
my $dir_separator = on_windows() ? '\\' : '/';
my $copy_cmd = on_windows() ? 'copy' : 'cp';
my $test_dir_uri = "test_dir";
my $root = 'test';
my $test_dir = $root . $dir_separator. $test_dir_uri;
my $alias = "/aliased=/etc/,/ta=$test_dir";
my $config = 'mongoose.conf';
my $exe = '.' . $dir_separator . 'mongoose';
my $embed_exe = '.' . $dir_separator . 'embed';
@ -89,6 +88,7 @@ sub o {
# Spawn a server listening on specified port
sub spawn {
my ($cmdline) = @_;
print 'Executing: ', @_, "\n";
if (on_windows()) {
my @args = split /\s+/, $cmdline;
my $executable = $args[0];
@ -159,7 +159,7 @@ kill_spawned_child();
my $cmd = "$exe -ports $port -access_log access.log -error_log debug.log ".
"-cgi_env CGI_FOO=foo,CGI_BAR=bar,CGI_BAZ=baz " .
"-mime_types .bar=foo/bar,.tar.gz=blah,.baz=foo " .
"-root test -aliases $alias -admin_uri /hh";
"-root $root,/aiased=/etc/,/ta=$test_dir";
$cmd .= ' -cgi_interp perl' if on_windows();
spawn($cmd);