From cee885295be70eb77323d0f12dc35252efc24d29 Mon Sep 17 00:00:00 2001 From: Jo-Philipp Wich Date: Sun, 21 Mar 2010 01:15:36 +0000 Subject: uhttpd: finish basic auth support, read realms from /etc/httpd.conf --- contrib/package/uhttpd/src/uhttpd-utils.c | 10 ++-- contrib/package/uhttpd/src/uhttpd-utils.h | 4 +- contrib/package/uhttpd/src/uhttpd.c | 89 ++++++++++++++++++++++++++----- contrib/package/uhttpd/src/uhttpd.h | 3 +- 4 files changed, 83 insertions(+), 23 deletions(-) (limited to 'contrib/package/uhttpd/src') diff --git a/contrib/package/uhttpd/src/uhttpd-utils.c b/contrib/package/uhttpd/src/uhttpd-utils.c index 19918da166..914c606116 100644 --- a/contrib/package/uhttpd/src/uhttpd-utils.c +++ b/contrib/package/uhttpd/src/uhttpd-utils.c @@ -482,9 +482,8 @@ struct path_info * uh_path_lookup(struct client *cl, const char *url) static char uh_realms[UH_LIMIT_AUTHREALMS * sizeof(struct auth_realm)] = { 0 }; static int uh_realm_count = 0; -struct auth_realm * uh_auth_add( - char *path, char *realm, char *user, char *pass -) { +struct auth_realm * uh_auth_add(char *path, char *user, char *pass) +{ struct auth_realm *new = NULL; struct passwd *pwd; struct spwd *spwd; @@ -496,9 +495,6 @@ struct auth_realm * uh_auth_add( memset(new, 0, sizeof(struct auth_realm)); - memcpy(new->realm, realm, - min(strlen(realm), sizeof(new->realm) - 1)); - memcpy(new->path, path, min(strlen(path), sizeof(new->path) - 1)); @@ -633,7 +629,7 @@ int uh_auth_check( "Content-Type: text/plain\r\n" "Content-Length: 23\r\n\r\n" "Authorization Required\n", - req->version, realm ? realm->realm : "" + req->version, cl->server->conf->realm ); return 0; diff --git a/contrib/package/uhttpd/src/uhttpd-utils.h b/contrib/package/uhttpd/src/uhttpd-utils.h index 62731dcc11..da82ab0285 100644 --- a/contrib/package/uhttpd/src/uhttpd-utils.h +++ b/contrib/package/uhttpd/src/uhttpd-utils.h @@ -79,9 +79,7 @@ int uh_urlencode(char *buf, int blen, const char *src, int slen); int uh_b64decode(char *buf, int blen, const unsigned char *src, int slen); -struct auth_realm * uh_auth_add( - char *path, char *realm, char *user, char *pass -); +struct auth_realm * uh_auth_add(char *path, char *user, char *pass); int uh_auth_check( struct client *cl, struct http_request *req, struct path_info *pi diff --git a/contrib/package/uhttpd/src/uhttpd.c b/contrib/package/uhttpd/src/uhttpd.c index 7a5f42ad61..788606068d 100644 --- a/contrib/package/uhttpd/src/uhttpd.c +++ b/contrib/package/uhttpd/src/uhttpd.c @@ -16,6 +16,8 @@ * limitations under the License. */ +#define _XOPEN_SOURCE 500 /* crypt() */ + #include "uhttpd.h" #include "uhttpd-utils.h" #include "uhttpd-file.h" @@ -40,6 +42,43 @@ static void uh_sigterm(int sig) run = 0; } +static void uh_config_parse(const char *path) +{ + FILE *c; + char line[512]; + char *user = NULL; + char *pass = NULL; + char *eol = NULL; + + if( (c = fopen(path ? path : "/etc/httpd.conf", "r")) != NULL ) + { + memset(line, 0, sizeof(line)); + + while( fgets(line, sizeof(line) - 1, c) ) + { + if( (line[0] == '/') && (strchr(line, ':') != NULL) ) + { + if( !(user = strchr(line, ':')) || (*user++ = 0) || + !(pass = strchr(user, ':')) || (*pass++ = 0) || + !(eol = strchr(pass, '\n')) || (*eol++ = 0) ) + continue; + + if( !uh_auth_add(line, user, pass) ) + { + fprintf(stderr, + "Can not manage more than %i basic auth realms, " + "will skip the rest\n", UH_LIMIT_AUTHREALMS + ); + + break; + } + } + } + + fclose(c); + } +} + static int uh_socket_bind( fd_set *serv_fds, int *max_fd, const char *host, const char *port, struct addrinfo *hints, int do_tls, struct config *conf @@ -398,7 +437,7 @@ int main (int argc, char **argv) } #endif - while( (opt = getopt(argc, argv, "fC:K:p:s:h:c:l:L:d:")) > 0 ) + while( (opt = getopt(argc, argv, "fC:K:p:s:h:c:l:L:d:r:m:x:")) > 0 ) { switch(opt) { @@ -467,7 +506,7 @@ int main (int argc, char **argv) #ifdef HAVE_CGI /* cgi prefix */ - case 'c': + case 'x': conf.cgi_prefix = optarg; break; #endif @@ -501,25 +540,44 @@ int main (int argc, char **argv) } break; + /* basic auth realm */ + case 'r': + conf.realm = optarg; + break; + + /* md5 crypt */ + case 'm': + printf("%s\n", crypt(optarg, "$1$")); + exit(0); + break; + + /* config file */ + case 'c': + conf.file = optarg; + break; + default: fprintf(stderr, "Usage: %s -p [addr:]port [-h docroot]\n" - " -p Bind to specified address and port, multiple allowed\n" + " -f Do not fork to background\n" + " -c file Configuration file, default is '/etc/httpd.conf'\n" + " -p [addr:]port Bind to specified address and port, multiple allowed\n" #ifdef HAVE_TLS - " -s Like -p but provide HTTPS on this port\n" - " -C ASN.1 server certificate file\n" - " -K ASN.1 server private key file\n" + " -s [addr:]port Like -p but provide HTTPS on this port\n" + " -C file ASN.1 server certificate file\n" + " -K file ASN.1 server private key file\n" #endif - " -h Specify the document root, default is '.'\n" - " -f Do not fork to background\n" + " -h directory Specify the document root, default is '.'\n" #ifdef HAVE_LUA - " -l URL prefix for Lua handler, default is '/lua'\n" - " -L Lua handler script, omit to disable Lua\n" + " -l string URL prefix for Lua handler, default is '/lua'\n" + " -L file Lua handler script, omit to disable Lua\n" #endif #ifdef HAVE_CGI - " -c URL prefix for CGI handler, default is '/cgi-bin'\n" + " -x string URL prefix for CGI handler, default is '/cgi-bin'\n" #endif - " -d URL decode given string\n" + " -d string URL decode given string\n" + " -r string Specify basic auth realm\n" + " -m string MD5 crypt given string\n" "\n", argv[0] ); @@ -549,6 +607,13 @@ int main (int argc, char **argv) exit(1); } + /* default realm */ + if( ! conf.realm ) + conf.realm = "Protected Area"; + + /* config file */ + uh_config_parse(conf.file); + #ifdef HAVE_CGI /* default cgi prefix */ if( ! conf.cgi_prefix ) diff --git a/contrib/package/uhttpd/src/uhttpd.h b/contrib/package/uhttpd/src/uhttpd.h index c6212109b4..eca3580b86 100644 --- a/contrib/package/uhttpd/src/uhttpd.h +++ b/contrib/package/uhttpd/src/uhttpd.h @@ -51,6 +51,8 @@ struct config { char docroot[PATH_MAX]; + char *realm; + char *file; #ifdef HAVE_CGI char *cgi_prefix; #endif @@ -88,7 +90,6 @@ struct client { struct auth_realm { char path[PATH_MAX]; - char realm[128]; char user[32]; char pass[128]; }; -- cgit v1.2.3