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-rw-r--r--remote/modules/pam/pam.build2
-rw-r--r--remote/modules/pam/pam.conf52
-rw-r--r--remote/modules/pam/pam.conf.zypper38
-rw-r--r--remote/modules/pam/sslconnect.c201
4 files changed, 263 insertions, 30 deletions
diff --git a/remote/modules/pam/pam.build b/remote/modules/pam/pam.build
index 4392e64d..ee4ad89a 100644
--- a/remote/modules/pam/pam.build
+++ b/remote/modules/pam/pam.build
@@ -3,6 +3,8 @@ fetch_source() {
}
build() {
+ mkdir -p "$MODULE_BUILD_DIR/opt/openslx/bin"
+ gcc -o "$MODULE_BUILD_DIR/opt/openslx/bin/sslconnect" "$MODULE_DIR/sslconnect.c" -lssl -lcrypto -O3 || perror "Could not compile sslconnect.c"
tarcopy "$(list_packet_files | sort -u)" "${MODULE_BUILD_DIR}"
}
diff --git a/remote/modules/pam/pam.conf b/remote/modules/pam/pam.conf
index 2d334b52..3b7e78ff 100644
--- a/remote/modules/pam/pam.conf
+++ b/remote/modules/pam/pam.conf
@@ -1,21 +1,31 @@
-REQUIRED_INSTALLED_PACKAGES=" libpam-ldap
- libnss-ldap
- libpam-script"
-REQUIRED_CONTENT_PACKAGES=" libpam0g
- libpam-modules
- libpam-ck-connector
- libpam-cap
- libpam-script
- libldap-2.4-2
- libpam-ldap
- libnss-ldap"
-REQUIRED_DIRECTORIES=" /lib
- /usr/lib
- /etc/security"
-REQUIRED_SYSTEM_FILES=" /sbin/mkhomedir_helper
- /etc/pam.conf
- /etc/login.defs
- /etc/securetty
- /etc/default/locale
- /lib/security
- /lib/${ARCH_TRIPLET}/security"
+REQUIRED_INSTALLED_PACKAGES="
+ libpam-ldap
+ libnss-ldap
+ libpam-script
+ libssl-dev
+"
+REQUIRED_CONTENT_PACKAGES="
+ libpam0g
+ libpam-modules
+ libpam-ck-connector
+ libpam-cap
+ libpam-script
+ libldap-2.4-2
+ libpam-ldap
+ libnss-ldap
+"
+REQUIRED_DIRECTORIES="
+ /lib
+ /usr/lib
+ /etc/security
+"
+REQUIRED_SYSTEM_FILES="
+ /sbin/mkhomedir_helper
+ /etc/pam.conf
+ /etc/login.defs
+ /etc/securetty
+ /etc/default/locale
+ /lib/security
+ /lib/${ARCH_TRIPLET}/security
+"
+
diff --git a/remote/modules/pam/pam.conf.zypper b/remote/modules/pam/pam.conf.zypper
index 2defe1bb..29dabc14 100644
--- a/remote/modules/pam/pam.conf.zypper
+++ b/remote/modules/pam/pam.conf.zypper
@@ -1,10 +1,30 @@
-REQUIRED_INSTALLED_PACKAGES=" pam_ldap pam pam-devel nss_ldap pam-modules"
-REQUIRED_CONTENT_PACKAGES=" pam_ldap pam pam-devel nss_ldap pam-modules nss-mdns"
-REQUIRED_BINARIES=" mkhomedir_helper"
-REQUIRED_DIRECTORIES=" /$LIB64
- /usr/$LIB64
- /etc/security"
-REQUIRED_SYSTEM_FILES=" /etc/login.defs
- /etc/securetty
- /$LIB64/security"
+REQUIRED_INSTALLED_PACKAGES="
+ pam_ldap
+ pam
+ pam-devel
+ nss_ldap
+ pam-modules
+ libopenssl-devel
+"
+REQUIRED_CONTENT_PACKAGES="
+ pam_ldap
+ pam
+ pam-devel
+ nss_ldap
+ pam-modules
+ nss-mdns
+"
+REQUIRED_BINARIES="
+ mkhomedir_helper
+"
+REQUIRED_DIRECTORIES="
+ /$LIB64
+ /usr/$LIB64
+ /etc/security
+"
+REQUIRED_SYSTEM_FILES="
+ /etc/login.defs
+ /etc/securetty
+ /$LIB64/security
+"
diff --git a/remote/modules/pam/sslconnect.c b/remote/modules/pam/sslconnect.c
new file mode 100644
index 00000000..af43093c
--- /dev/null
+++ b/remote/modules/pam/sslconnect.c
@@ -0,0 +1,201 @@
+/************************
+ * sslconnect 0.2
+ * Last Change: 2013-06-17
+ * C Implementation by Simon Rettberg
+ * Original sslconnect 0.1 was written in perl by Martin Walter
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <errno.h>
+
+#include <netdb.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+#include <openssl/bio.h>
+#include <openssl/ssl.h>
+#include <openssl/err.h>
+
+/* Init libs and data strctures */
+void init();
+/* print error report of something failed */
+void ssl_error();
+/* connect via ssl */
+SSL* ssl_connect(char * host, uint16_t port, uint16_t local_port, SSL_CTX ** ctx);
+/* read from ssl connection */
+ssize_t ssl_read(SSL * bio, char * buffer, ssize_t length);
+/* write to ssl connection */
+int ssl_write(SSL * bio, char * buffer, ssize_t length);
+
+int main(int argc, char ** argv);
+
+void init()
+{
+ SSL_load_error_strings();
+ SSL_library_init();
+ OpenSSL_add_all_algorithms();
+}
+
+void ssl_error(char* message)
+{
+ fprintf(stderr, message);
+ fprintf(stderr, "\n%s\n", ERR_error_string(ERR_get_error(), NULL));
+ fprintf(stderr, "Details: %s\n", ERR_reason_error_string(ERR_get_error()));
+ ERR_print_errors_fp(stderr);
+}
+
+SSL* ssl_connect(char * host, uint16_t port, uint16_t local_port, SSL_CTX ** ctx)
+{
+ int ret = 0;
+ /* create socket. needs to be done manually in order to bind to local port */
+ int fd = socket(AF_INET, SOCK_STREAM, 0);
+ if (fd < 0) {
+ fprintf(stderr, "Could not create socket.\n");
+ return NULL;
+ }
+
+ struct sockaddr_in sa_dest, sa_local;
+ memset(&sa_local, 0, sizeof(sa_local));
+ memset(&sa_dest, 0, sizeof(sa_dest));
+
+ sa_local.sin_family = AF_INET;
+ sa_local.sin_port = htons(local_port);
+ ret = bind(fd, (struct sockaddr *)&sa_local, sizeof(struct sockaddr));
+ if (ret == -1) {
+ fprintf(stderr, "Could not bind local socket to 0.0.0.0:%d (%d)\n", (int)local_port, (int)errno);
+ close(fd);
+ return NULL;
+ }
+
+ sa_dest.sin_family = AF_INET;
+ sa_dest.sin_port = htons(port);
+ struct hostent * rec;
+ rec = gethostbyname(host);
+ if (rec == NULL) {
+ fprintf(stderr, "Error: Invalid host: %s\n", host);
+ return NULL;
+ }
+ memcpy(&(sa_dest.sin_addr), rec->h_addr, sizeof(struct in_addr));
+
+ ret = connect(fd, (struct sockaddr *)&sa_dest, sizeof(struct sockaddr));
+ if (ret == -1) {
+ fprintf(stderr, "Could not connect to %s:%d (%d)\n", host, (int)port, (int)errno);
+ close(fd);
+ return NULL;
+ }
+
+ /* openssl part */
+ SSL * ssl;
+
+ /* Set up the SSL pointers */
+ *ctx = SSL_CTX_new(SSLv23_client_method());
+ ssl = SSL_new(*ctx);
+ SSL_set_fd(ssl, fd);
+ ret = SSL_connect(ssl);
+
+ if (ret <= 0) {
+ ssl_error("Unable to SSL_connect");
+ return NULL;
+ }
+
+ SSL_set_mode(ssl, SSL_MODE_AUTO_RETRY);
+
+ return ssl;
+}
+
+ssize_t ssl_read(SSL * ssl, char * buffer, ssize_t length)
+{
+ ssize_t ret = -1;
+ int retries = 10;
+
+ while (ret < 0 && --retries > 0) {
+
+ ret = SSL_read(ssl, buffer, length);
+ if (ret >= 0) {
+ return ret;
+ }
+
+ ssl_error("SSL_read failed");
+ return -1;
+
+ }
+
+ return -1;
+}
+
+int ssl_write(SSL * ssl, char * buffer, ssize_t length)
+{
+ ssize_t ret = -1;
+ int retries = 10;
+
+ while (ret < 0 && --retries > 0) {
+
+ ret = SSL_write(ssl, buffer, length);
+ if (ret >= 0) {
+ return ret;
+ }
+
+ ssl_error("SSL_write failed");
+ return -1;
+
+ }
+
+ return -1;
+}
+
+#define READBUF 5000
+int main(int argc, char ** argv)
+{
+ if (argc < 2) {
+ fprintf(stderr, "Usage: %s host:port\n", argv[0]);
+ return 1;
+ }
+
+ init();
+
+ char buffer[READBUF];
+ SSL_CTX * ctx = NULL;
+ SSL * ssl;
+ ssize_t len;
+ size_t ret;
+ char * pos;
+ int port, lport;
+ pos = strchr(argv[1], ':');
+ if (pos == NULL) {
+ fprintf(stderr, "Error: No Port given.\n");
+ return 5;
+ }
+ port = atoi(pos+1);
+ *pos = '\0';
+
+ lport = rand() % 800 + 95;
+
+ ssl = ssl_connect(argv[1], (uint16_t)port, (uint16_t)lport, &ctx);
+ if (ssl == NULL) {
+ return 2;
+ }
+
+ ssl_write(ssl, "", 0);
+ for (;;) {
+ len = ssl_read(ssl, buffer, READBUF);
+ if (len <= 0) {
+ break;
+ }
+ ret = fwrite(buffer, 1, len, stdout);
+ if (ret != len) {
+ fprintf(stderr, "Error: fwrite could not write all received data to stdout.\n");
+ return 3;
+ }
+ }
+
+ if (len < 0) {
+ return 4;
+ }
+
+ return 0;
+}
+
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2026-03-01 15:29:20 +0100