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-rw-r--r--lib/plugins/stonith/drac3_command.c342
1 files changed, 342 insertions, 0 deletions
diff --git a/lib/plugins/stonith/drac3_command.c b/lib/plugins/stonith/drac3_command.c
new file mode 100644
index 0000000..4d9002d
--- /dev/null
+++ b/lib/plugins/stonith/drac3_command.c
@@ -0,0 +1,342 @@
+/*
+ * Stonith module for Dell DRACIII (Dell Remote Access Card)
+ *
+ * Copyright (C) 2003 Alfa21 Outsourcing
+ * Copyright (C) 2003 Roberto Moreda <moreda@alfa21.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include <lha_internal.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include <curl/curl.h>
+
+#include <libxml/xmlmemory.h>
+#include <libxml/parser.h>
+#include <libxml/xpath.h>
+
+#include "drac3_command.h"
+#include "drac3_hash.h"
+
+#define BUFLEN 1024 /* buffer */
+#define SBUFLEN 256 /* small buffer */
+#define MD5LEN 16 /* md5 buffer */
+
+#define DEBUG 0
+
+/* Hardcoded XML commands and response codes */
+#define CMD_POWERCYCLE "<?XML version=\"1.0\"?><?RMCXML version=\"1.0\"?><RMCSEQ><REQ CMD=\"serveraction\"><ACT>powercycle</ACT></REQ></RMCSEQ>\n"
+#define CMD_GETSYSINFO "<?XML version=\"1.0\"?><?RMCXML version=\"1.0\"?><RMCSEQ><REQ CMD=\"xml2cli\"><CMDINPUT>getsysinfo -A</CMDINPUT></REQ></RMCSEQ>\n"
+#define RC_OK "0x0\n"
+
+struct Chunk {
+ char *memory;
+ size_t size;
+};
+
+/* prototypes */
+int xmlGetXPathString (const char *str, const char * expr, char * rc, const int len);
+size_t writeFunction (void *ptr, size_t size, size_t nmemb, void *data);
+
+
+/* ---------------------------------------------------------------------- *
+ * XML PARSING *
+ * ---------------------------------------------------------------------- */
+
+int
+xmlGetXPathString (const char *str,
+ const char * expr,
+ char * rc,
+ const int len)
+{
+ xmlDocPtr doc;
+ xmlNodePtr cur;
+ xmlXPathContextPtr ctx;
+ xmlXPathObjectPtr path;
+ xmlChar *xmlRC;
+
+ if (!strchr(str,'<')) {
+ fprintf(stderr,"%s malformed\n", str);
+ rc[0] = 0x00;
+ return(1);
+ }
+
+ doc = xmlParseMemory(str, strlen(str));
+ xmlXPathInit();
+ ctx = xmlXPathNewContext(doc);
+ path = xmlXPathEvalExpression((const xmlChar *)expr, ctx);
+ cur = path->nodesetval->nodeTab[0];
+
+ if (cur != NULL) {
+ xmlRC = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
+ snprintf(rc, len, "%s\n", xmlRC);
+ xmlFree(xmlRC);
+ xmlFreeDoc(doc);
+ xmlCleanupParser();
+ xmlXPathFreeObject(path);
+ xmlXPathFreeContext(ctx);
+
+ return(0);
+ } else {
+ fprintf(stderr,"error in obtaining XPath %s\n", expr);
+ xmlFreeDoc(doc);
+ xmlCleanupParser();
+ xmlXPathFreeObject(path);
+ xmlXPathFreeContext(ctx);
+
+ rc[0] = 0x00;
+ return(1);
+ }
+}
+
+
+/* ---------------------------------------------------------------------- *
+ * CURL CALLBACKS *
+ * ---------------------------------------------------------------------- */
+
+size_t
+writeFunction (void *ptr, size_t size, size_t nmemb, void *data)
+{
+
+ register int realsize = size * nmemb;
+ struct Chunk *mem = (struct Chunk *)data;
+
+ mem->memory = (char *)realloc(mem->memory, mem->size + realsize + 1);
+ if (mem->memory) {
+ memcpy(&(mem->memory[mem->size]), ptr, realsize);
+ mem->size += realsize;
+ mem->memory[mem->size] = 0;
+ }
+ return realsize;
+}
+
+
+/* ---------------------------------------------------------------------- *
+ * DRAC3 CURL COMMANDS *
+ * ---------------------------------------------------------------------- */
+
+int
+drac3InitCurl (CURL *curl)
+{
+#ifdef CURLOPT_NOSIGNAL
+ if (curl_easy_setopt(curl, CURLOPT_NOSIGNAL, 1)) return(1);
+#endif
+ if (curl_easy_setopt(curl, CURLOPT_TIMEOUT, 30)) return(1);
+ if (curl_easy_setopt(curl, CURLOPT_VERBOSE, 0)) return(1);
+ if (curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, writeFunction)) return(1);
+ if (curl_easy_setopt(curl, CURLOPT_COOKIEFILE, "/dev/null")) return(1);
+ if (curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0)) return(1);
+ if (curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0)) return(1);
+ return(0);
+}
+
+int
+drac3Login (CURL *curl,
+ const char *host,
+ const char *user,
+ const char *pass)
+{
+ char url[BUFLEN];
+ char chall[BUFLEN];
+ char token[BUFLEN];
+ char rc[SBUFLEN];
+ int status;
+ struct Chunk chunk;
+
+ chunk.memory = NULL;
+ chunk.size = 0;
+ if (curl_easy_setopt(curl, CURLOPT_FILE, (void *)&chunk))
+ return(1);
+
+ /* ask for challenge */
+ snprintf(url, BUFLEN, "https://%s/cgi/challenge", host);
+ url[BUFLEN-1] = 0x00;
+
+ if (curl_easy_setopt(curl, CURLOPT_URL, url))
+ return(1);
+ if (curl_easy_perform(curl))
+ return(1);
+
+ /* extract challenge */
+ status = xmlGetXPathString(chunk.memory, "//CHALLENGE", chall, BUFLEN);
+ if (status) {
+ free(chunk.memory);
+ return(1);
+ }
+
+ /* calculate authToken */
+ drac3AuthHash(chall, pass, token, BUFLEN);
+
+ if (DEBUG) printf("T: %s\n", token);
+
+ status = xmlGetXPathString(chunk.memory, "//RC", rc, SBUFLEN);
+ if (status) {
+ free(chunk.memory);
+ return(1);
+ }
+
+ if (DEBUG) printf("RC: %s\n", rc);
+
+ status = (strcmp(rc, RC_OK) == 0) ? 0 : 1;
+ free(chunk.memory);
+ if (status) return(1);
+ chunk.memory = NULL;
+ chunk.size = 0;
+
+ /* sends authToken */
+ snprintf(url, BUFLEN, "https://%s/cgi/login?user=%s&hash=%s",
+ host,
+ user,
+ token);
+ url[BUFLEN-1] = 0x00;
+
+ if (curl_easy_setopt(curl, CURLOPT_URL, url))
+ return(1);
+ if (curl_easy_perform(curl))
+ return(1);
+
+ if (DEBUG) printf("R: %s\n", chunk.memory);
+ status = xmlGetXPathString(chunk.memory, "//RC", rc, SBUFLEN);
+ if (status) {
+ free(chunk.memory);
+ return(1);
+ }
+
+ if (DEBUG) printf("RC: %s\n", rc);
+
+ status = (strcmp(rc, RC_OK) == 0) ? 0 : 1;
+ free(chunk.memory);
+ return(status);
+}
+
+int
+drac3PowerCycle (CURL *curl,
+ const char *host)
+{
+ char url[BUFLEN];
+ char cmd[]=CMD_POWERCYCLE;
+ char rc[SBUFLEN];
+ int status;
+ struct Chunk chunk;
+
+ chunk.memory = NULL;
+ chunk.size = 0;
+ if (curl_easy_setopt(curl, CURLOPT_FILE, (void *)&chunk)) return(1);
+
+ snprintf(url, BUFLEN, "https://%s/cgi/bin",
+ host);
+ url[BUFLEN-1] = 0x00;
+
+ if (curl_easy_setopt(curl, CURLOPT_URL, url)) return(1);
+ if (curl_easy_setopt(curl, CURLOPT_POSTFIELDS, cmd)) return(1);
+ if (curl_easy_perform(curl)) return(1);
+
+ if (DEBUG) printf("R: %s\n", chunk.memory);
+ status = xmlGetXPathString(chunk.memory, "//RC", rc, SBUFLEN);
+ if (status) {
+ free(chunk.memory);
+ return(1);
+ }
+ if (DEBUG) printf("RC: %s\n", rc);
+
+ status = (strcmp(rc, RC_OK) == 0) ? 0 : 1;
+ free(chunk.memory);
+ return(status);
+}
+
+
+int
+drac3GetSysInfo (CURL *curl,
+ const char *host)
+{
+ char url[BUFLEN];
+ char cmd[]=CMD_GETSYSINFO;
+ char rc[SBUFLEN];
+ int status;
+ struct Chunk chunk;
+
+ chunk.memory = NULL;
+ chunk.size = 0;
+ if (curl_easy_setopt(curl, CURLOPT_FILE, (void *)&chunk)) return(1);
+
+ snprintf(url, BUFLEN, "https://%s/cgi/bin",
+ host);
+ url[BUFLEN-1] = 0x00;
+
+ if (curl_easy_setopt(curl, CURLOPT_URL, url)) return(1);
+ if (curl_easy_setopt(curl, CURLOPT_POSTFIELDS, cmd)) return(1);
+ if (curl_easy_perform(curl)) return(1);
+
+ if (DEBUG) printf("R: %s\n", chunk.memory);
+ status = xmlGetXPathString(chunk.memory, "//RC", rc, SBUFLEN);
+ if (status) {
+ free(chunk.memory);
+ return(1);
+ }
+ if (DEBUG) printf("RC: %s\n", rc);
+
+ status = (strcmp(rc, RC_OK) == 0) ? 0 : 1;
+ free(chunk.memory);
+ return(status);
+}
+
+
+int
+drac3Logout (CURL *curl,
+ const char *host)
+{
+ char url[BUFLEN];
+ char rc[SBUFLEN];
+ int status;
+ struct Chunk chunk;
+
+ chunk.memory = NULL;
+ chunk.size = 0;
+ if (curl_easy_setopt(curl, CURLOPT_FILE, (void *)&chunk)) return(1);
+
+ snprintf(url, BUFLEN, "https://%s/cgi/logout",
+ host);
+ url[BUFLEN-1] = 0x00;
+
+ if (curl_easy_setopt(curl, CURLOPT_URL, url)) return(1);
+ if (curl_easy_perform(curl)) return(1);
+
+ if (DEBUG) printf("R: %s\n", chunk.memory);
+ status = xmlGetXPathString(chunk.memory, "//RC", rc, SBUFLEN);
+ if (status) {
+ free(chunk.memory);
+ return(1);
+ }
+ if (DEBUG) printf("RC: %s\n", rc);
+
+ status = (strcmp(rc, RC_OK) == 0) ? 0 : 1;
+ free(chunk.memory);
+ return(status);
+}
+
+int
+drac3VerifyLogin (CURL *curl,
+ const char *host)
+{
+ /*We try to do a GetSysInfo */
+ return(drac3GetSysInfo (curl, host));
+}
+
+/* -------------------------------------------------------------------- */
+
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