1 files changed, 292 insertions, 0 deletions
diff --git a/1.2-netsec/cdr/cdr_csv.c b/1.2-netsec/cdr/cdr_csv.c
new file mode 100644
index 000000000..457759053
--- /dev/null
+++ b/1.2-netsec/cdr/cdr_csv.c
@@ -0,0 +1,292 @@
+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 1999 - 2005, Digium, Inc.
+ *
+ * Mark Spencer <markster@digium.com>
+ *
+ * Includes code and algorithms from the Zapata library.
+ *
+ * See http://www.asterisk.org for more information about
+ * the Asterisk project. Please do not directly contact
+ * any of the maintainers of this project for assistance;
+ * the project provides a web site, mailing lists and IRC
+ * channels for your use.
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License Version 2. See the LICENSE file
+ * at the top of the source tree.
+ */
+
+/*! \file
+ *
+ * \brief Comma Separated Value CDR records.
+ * 
+ * \arg See also \ref AstCDR
+ * \ingroup cdr_drivers
+ */
+
+#include <sys/types.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <time.h>
+
+#include "asterisk.h"
+
+ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
+
+#include "asterisk/channel.h"
+#include "asterisk/cdr.h"
+#include "asterisk/module.h"
+#include "asterisk/logger.h"
+#include "asterisk/utils.h"
+
+#define CSV_LOG_DIR "/cdr-csv"
+#define CSV_MASTER  "/Master.csv"
+
+#define DATE_FORMAT "%Y-%m-%d %T"
+
+/* #define CSV_LOGUNIQUEID 1 */
+/* #define CSV_LOGUSERFIELD 1 */
+
+/*----------------------------------------------------
+  The values are as follows:
+
+
+  "accountcode", 	accountcode is the account name of detail records, Master.csv contains all records *
+  			Detail records are configured on a channel basis, IAX and SIP are determined by user *
+			Zap is determined by channel in zaptel.conf 
+  "source",
+  "destination",
+  "destination context", 
+  "callerid",
+  "channel",
+  "destination channel",	(if applicable)
+  "last application",	Last application run on the channel 
+  "last app argument",	argument to the last channel 
+  "start time", 
+  "answer time", 
+  "end time", 
+  duration,   		Duration is the whole length that the entire call lasted. ie. call rx'd to hangup  
+  			"end time" minus "start time" 
+  billable seconds, 	the duration that a call was up after other end answered which will be <= to duration  
+  			"end time" minus "answer time" 
+  "disposition",    	ANSWERED, NO ANSWER, BUSY 
+  "amaflags",       	DOCUMENTATION, BILL, IGNORE etc, specified on a per channel basis like accountcode. 
+  "uniqueid",           unique call identifier 
+  "userfield"		user field set via SetCDRUserField 
+----------------------------------------------------------*/
+
+static char *desc = "Comma Separated Values CDR Backend";
+
+static char *name = "csv";
+
+static FILE *mf = NULL;
+
+static int append_string(char *buf, char *s, size_t bufsize)
+{
+	int pos = strlen(buf);
+	int spos = 0;
+	int error = 0;
+	if (pos >= bufsize - 4)
+		return -1;
+	buf[pos++] = '\"';
+	error = -1;
+	while(pos < bufsize - 3) {
+		if (!s[spos]) {
+			error = 0;
+			break;
+		}
+		if (s[spos] == '\"')
+			buf[pos++] = '\"';
+		buf[pos++] = s[spos];
+		spos++;
+	}
+	buf[pos++] = '\"';
+	buf[pos++] = ',';
+	buf[pos++] = '\0';
+	return error;
+}
+
+static int append_int(char *buf, int s, size_t bufsize)
+{
+	char tmp[32];
+	int pos = strlen(buf);
+	snprintf(tmp, sizeof(tmp), "%d", s);
+	if (pos + strlen(tmp) > bufsize - 3)
+		return -1;
+	strncat(buf, tmp, bufsize - strlen(buf) - 1);
+	pos = strlen(buf);
+	buf[pos++] = ',';
+	buf[pos++] = '\0';
+	return 0;
+}
+
+static int append_date(char *buf, struct timeval tv, size_t bufsize)
+{
+	char tmp[80] = "";
+	struct tm tm;
+	time_t t;
+	t = tv.tv_sec;
+	if (strlen(buf) > bufsize - 3)
+		return -1;
+	if (ast_tvzero(tv)) {
+		strncat(buf, ",", bufsize - strlen(buf) - 1);
+		return 0;
+	}
+	localtime_r(&t,&tm);
+	strftime(tmp, sizeof(tmp), DATE_FORMAT, &tm);
+	return append_string(buf, tmp, bufsize);
+}
+
+static int build_csv_record(char *buf, size_t bufsize, struct ast_cdr *cdr)
+{
+
+	buf[0] = '\0';
+	/* Account code */
+	append_string(buf, cdr->accountcode, bufsize);
+	/* Source */
+	append_string(buf, cdr->src, bufsize);
+	/* Destination */
+	append_string(buf, cdr->dst, bufsize);
+	/* Destination context */
+	append_string(buf, cdr->dcontext, bufsize);
+	/* Caller*ID */
+	append_string(buf, cdr->clid, bufsize);
+	/* Channel */
+	append_string(buf, cdr->channel, bufsize);
+	/* Destination Channel */
+	append_string(buf, cdr->dstchannel, bufsize);
+	/* Last Application */
+	append_string(buf, cdr->lastapp, bufsize);
+	/* Last Data */
+	append_string(buf, cdr->lastdata, bufsize);
+	/* Start Time */
+	append_date(buf, cdr->start, bufsize);
+	/* Answer Time */
+	append_date(buf, cdr->answer, bufsize);
+	/* End Time */
+	append_date(buf, cdr->end, bufsize);
+	/* Duration */
+	append_int(buf, cdr->duration, bufsize);
+	/* Billable seconds */
+	append_int(buf, cdr->billsec, bufsize);
+	/* Disposition */
+	append_string(buf, ast_cdr_disp2str(cdr->disposition), bufsize);
+	/* AMA Flags */
+	append_string(buf, ast_cdr_flags2str(cdr->amaflags), bufsize);
+
+#ifdef CSV_LOGUNIQUEID
+	/* Unique ID */
+	append_string(buf, cdr->uniqueid, bufsize);
+#endif
+#ifdef CSV_LOGUSERFIELD
+	/* append the user field */
+	append_string(buf, cdr->userfield,bufsize);	
+#endif
+	/* If we hit the end of our buffer, log an error */
+	if (strlen(buf) < bufsize - 5) {
+		/* Trim off trailing comma */
+		buf[strlen(buf) - 1] = '\0';
+		strncat(buf, "\n", bufsize - strlen(buf) - 1);
+		return 0;
+	}
+	return -1;
+}
+
+static int writefile(char *s, char *acc)
+{
+	char tmp[AST_CONFIG_MAX_PATH];
+	FILE *f;
+	if (strchr(acc, '/') || (acc[0] == '.')) {
+		ast_log(LOG_WARNING, "Account code '%s' insecure for writing file\n", acc);
+		return -1;
+	}
+	snprintf(tmp, sizeof(tmp), "%s/%s/%s.csv", (char *)ast_config_AST_LOG_DIR,CSV_LOG_DIR, acc);
+	f = fopen(tmp, "a");
+	if (!f)
+		return -1;
+	fputs(s, f);
+	fflush(f);
+	fclose(f);
+	return 0;
+}
+
+
+static int csv_log(struct ast_cdr *cdr)
+{
+	/* Make sure we have a big enough buf */
+	char buf[1024];
+	char csvmaster[AST_CONFIG_MAX_PATH];
+	snprintf(csvmaster, sizeof(csvmaster),"%s/%s/%s", ast_config_AST_LOG_DIR, CSV_LOG_DIR, CSV_MASTER);
+#if 0
+	printf("[CDR] %s ('%s' -> '%s') Dur: %ds Bill: %ds Disp: %s Flags: %s Account: [%s]\n", cdr->channel, cdr->src, cdr->dst, cdr->duration, cdr->billsec, ast_cdr_disp2str(cdr->disposition), ast_cdr_flags2str(cdr->amaflags), cdr->accountcode);
+#endif
+	if (build_csv_record(buf, sizeof(buf), cdr)) {
+		ast_log(LOG_WARNING, "Unable to create CSV record in %d bytes.  CDR not recorded!\n", (int)sizeof(buf));
+	} else {
+		/* because of the absolutely unconditional need for the
+		   highest reliability possible in writing billing records,
+		   we open write and close the log file each time */
+		mf = fopen(csvmaster, "a");
+		if (!mf) {
+			ast_log(LOG_ERROR, "Unable to re-open master file %s : %s\n", csvmaster, strerror(errno));
+		}
+		if (mf) {
+			fputs(buf, mf);
+			fflush(mf); /* be particularly anal here */
+			fclose(mf);
+			mf = NULL;
+		}
+		if (!ast_strlen_zero(cdr->accountcode)) {
+			if (writefile(buf, cdr->accountcode))
+				ast_log(LOG_WARNING, "Unable to write CSV record to account file '%s' : %s\n", cdr->accountcode, strerror(errno));
+		}
+	}
+	return 0;
+}
+
+char *description(void)
+{
+	return desc;
+}
+
+int unload_module(void)
+{
+	if (mf)
+		fclose(mf);
+	ast_cdr_unregister(name);
+	return 0;
+}
+
+int load_module(void)
+{
+	int res;
+
+	res = ast_cdr_register(name, desc, csv_log);
+	if (res) {
+		ast_log(LOG_ERROR, "Unable to register CSV CDR handling\n");
+		if (mf)
+			fclose(mf);
+	}
+	return res;
+}
+
+int reload(void)
+{
+	return 0;
+}
+
+int usecount(void)
+{
+	return 0;
+}
+
+char *key()
+{
+	return ASTERISK_GPL_KEY;
+}