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-rw-r--r--trunk/main/cdr.c1456
1 files changed, 1456 insertions, 0 deletions
diff --git a/trunk/main/cdr.c b/trunk/main/cdr.c
new file mode 100644
index 000000000..028e0eb14
--- /dev/null
+++ b/trunk/main/cdr.c
@@ -0,0 +1,1456 @@
+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 1999 - 2006, Digium, Inc.
+ *
+ * Mark Spencer <markster@digium.com>
+ *
+ * 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 Call Detail Record API
+ *
+ * \author Mark Spencer <markster@digium.com>
+ *
+ * \note Includes code and algorithms from the Zapata library.
+ *
+ * \note We do a lot of checking here in the CDR code to try to be sure we don't ever let a CDR slip
+ * through our fingers somehow. If someone allocates a CDR, it must be completely handled normally
+ * or a WARNING shall be logged, so that we can best keep track of any escape condition where the CDR
+ * isn't properly generated and posted.
+ */
+
+
+#include "asterisk.h"
+
+ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
+
+#include <signal.h>
+
+#include "asterisk/lock.h"
+#include "asterisk/channel.h"
+#include "asterisk/cdr.h"
+#include "asterisk/callerid.h"
+#include "asterisk/manager.h"
+#include "asterisk/causes.h"
+#include "asterisk/linkedlists.h"
+#include "asterisk/utils.h"
+#include "asterisk/sched.h"
+#include "asterisk/config.h"
+#include "asterisk/cli.h"
+#include "asterisk/stringfields.h"
+
+/*! Default AMA flag for billing records (CDR's) */
+int ast_default_amaflags = AST_CDR_DOCUMENTATION;
+char ast_default_accountcode[AST_MAX_ACCOUNT_CODE];
+
+struct ast_cdr_beitem {
+ char name[20];
+ char desc[80];
+ ast_cdrbe be;
+ AST_RWLIST_ENTRY(ast_cdr_beitem) list;
+};
+
+static AST_RWLIST_HEAD_STATIC(be_list, ast_cdr_beitem);
+
+struct ast_cdr_batch_item {
+ struct ast_cdr *cdr;
+ struct ast_cdr_batch_item *next;
+};
+
+static struct ast_cdr_batch {
+ int size;
+ struct ast_cdr_batch_item *head;
+ struct ast_cdr_batch_item *tail;
+} *batch = NULL;
+
+static struct sched_context *sched;
+static int cdr_sched = -1;
+static pthread_t cdr_thread = AST_PTHREADT_NULL;
+
+#define BATCH_SIZE_DEFAULT 100
+#define BATCH_TIME_DEFAULT 300
+#define BATCH_SCHEDULER_ONLY_DEFAULT 0
+#define BATCH_SAFE_SHUTDOWN_DEFAULT 1
+
+static int enabled; /*! Is the CDR subsystem enabled ? */
+static int unanswered;
+static int batchmode;
+static int batchsize;
+static int batchtime;
+static int batchscheduleronly;
+static int batchsafeshutdown;
+
+AST_MUTEX_DEFINE_STATIC(cdr_batch_lock);
+
+/* these are used to wake up the CDR thread when there's work to do */
+AST_MUTEX_DEFINE_STATIC(cdr_pending_lock);
+static ast_cond_t cdr_pending_cond;
+
+int check_cdr_enabled()
+{
+ return enabled;
+}
+
+int ast_cdr_log_unanswered(void)
+{
+ return unanswered;
+}
+
+/*! Register a CDR driver. Each registered CDR driver generates a CDR
+ \return 0 on success, -1 on failure
+*/
+int ast_cdr_register(const char *name, const char *desc, ast_cdrbe be)
+{
+ struct ast_cdr_beitem *i = NULL;
+
+ if (!name)
+ return -1;
+
+ if (!be) {
+ ast_log(LOG_WARNING, "CDR engine '%s' lacks backend\n", name);
+ return -1;
+ }
+
+ AST_RWLIST_WRLOCK(&be_list);
+ AST_RWLIST_TRAVERSE(&be_list, i, list) {
+ if (!strcasecmp(name, i->name)) {
+ ast_log(LOG_WARNING, "Already have a CDR backend called '%s'\n", name);
+ AST_RWLIST_UNLOCK(&be_list);
+ return -1;
+ }
+ }
+
+ if (!(i = ast_calloc(1, sizeof(*i))))
+ return -1;
+
+ i->be = be;
+ ast_copy_string(i->name, name, sizeof(i->name));
+ ast_copy_string(i->desc, desc, sizeof(i->desc));
+
+ AST_RWLIST_INSERT_HEAD(&be_list, i, list);
+ AST_RWLIST_UNLOCK(&be_list);
+
+ return 0;
+}
+
+/*! unregister a CDR driver */
+void ast_cdr_unregister(const char *name)
+{
+ struct ast_cdr_beitem *i = NULL;
+
+ AST_RWLIST_WRLOCK(&be_list);
+ AST_RWLIST_TRAVERSE_SAFE_BEGIN(&be_list, i, list) {
+ if (!strcasecmp(name, i->name)) {
+ AST_RWLIST_REMOVE_CURRENT(list);
+ ast_verb(2, "Unregistered '%s' CDR backend\n", name);
+ ast_free(i);
+ break;
+ }
+ }
+ AST_RWLIST_TRAVERSE_SAFE_END;
+ AST_RWLIST_UNLOCK(&be_list);
+}
+
+/*! Duplicate a CDR record
+ \returns Pointer to new CDR record
+*/
+struct ast_cdr *ast_cdr_dup(struct ast_cdr *cdr)
+{
+ struct ast_cdr *newcdr;
+
+ if (!cdr) /* don't die if we get a null cdr pointer */
+ return NULL;
+ newcdr = ast_cdr_alloc();
+ if (!newcdr)
+ return NULL;
+
+ memcpy(newcdr, cdr, sizeof(*newcdr));
+ /* The varshead is unusable, volatile even, after the memcpy so we take care of that here */
+ memset(&newcdr->varshead, 0, sizeof(newcdr->varshead));
+ ast_cdr_copy_vars(newcdr, cdr);
+ newcdr->next = NULL;
+
+ return newcdr;
+}
+
+static const char *ast_cdr_getvar_internal(struct ast_cdr *cdr, const char *name, int recur)
+{
+ if (ast_strlen_zero(name))
+ return NULL;
+
+ for (; cdr; cdr = recur ? cdr->next : NULL) {
+ struct ast_var_t *variables;
+ struct varshead *headp = &cdr->varshead;
+ AST_LIST_TRAVERSE(headp, variables, entries) {
+ if (!strcasecmp(name, ast_var_name(variables)))
+ return ast_var_value(variables);
+ }
+ }
+
+ return NULL;
+}
+
+static void cdr_get_tv(struct timeval tv, const char *fmt, char *buf, int bufsize)
+{
+ if (fmt == NULL) { /* raw mode */
+ snprintf(buf, bufsize, "%ld.%06ld", (long)tv.tv_sec, (long)tv.tv_usec);
+ } else {
+ struct ast_tm tm;
+
+ ast_localtime(&tv, &tm, NULL);
+ ast_strftime(buf, bufsize, fmt, &tm);
+ }
+}
+
+/*! CDR channel variable retrieval */
+void ast_cdr_getvar(struct ast_cdr *cdr, const char *name, char **ret, char *workspace, int workspacelen, int recur, int raw)
+{
+ const char *fmt = "%Y-%m-%d %T";
+ const char *varbuf;
+
+ if (!cdr) /* don't die if the cdr is null */
+ return;
+
+ *ret = NULL;
+ /* special vars (the ones from the struct ast_cdr when requested by name)
+ I'd almost say we should convert all the stringed vals to vars */
+
+ if (!strcasecmp(name, "clid"))
+ ast_copy_string(workspace, cdr->clid, workspacelen);
+ else if (!strcasecmp(name, "src"))
+ ast_copy_string(workspace, cdr->src, workspacelen);
+ else if (!strcasecmp(name, "dst"))
+ ast_copy_string(workspace, cdr->dst, workspacelen);
+ else if (!strcasecmp(name, "dcontext"))
+ ast_copy_string(workspace, cdr->dcontext, workspacelen);
+ else if (!strcasecmp(name, "channel"))
+ ast_copy_string(workspace, cdr->channel, workspacelen);
+ else if (!strcasecmp(name, "dstchannel"))
+ ast_copy_string(workspace, cdr->dstchannel, workspacelen);
+ else if (!strcasecmp(name, "lastapp"))
+ ast_copy_string(workspace, cdr->lastapp, workspacelen);
+ else if (!strcasecmp(name, "lastdata"))
+ ast_copy_string(workspace, cdr->lastdata, workspacelen);
+ else if (!strcasecmp(name, "start"))
+ cdr_get_tv(cdr->start, raw ? NULL : fmt, workspace, workspacelen);
+ else if (!strcasecmp(name, "answer"))
+ cdr_get_tv(cdr->answer, raw ? NULL : fmt, workspace, workspacelen);
+ else if (!strcasecmp(name, "end"))
+ cdr_get_tv(cdr->end, raw ? NULL : fmt, workspace, workspacelen);
+ else if (!strcasecmp(name, "duration"))
+ snprintf(workspace, workspacelen, "%ld", cdr->duration ? cdr->duration : (long)ast_tvdiff_ms(ast_tvnow(), cdr->start) / 1000);
+ else if (!strcasecmp(name, "billsec"))
+ snprintf(workspace, workspacelen, "%ld", cdr->billsec || cdr->answer.tv_sec == 0 ? cdr->billsec : (long)ast_tvdiff_ms(ast_tvnow(), cdr->answer) / 1000);
+ else if (!strcasecmp(name, "disposition")) {
+ if (raw) {
+ snprintf(workspace, workspacelen, "%ld", cdr->disposition);
+ } else {
+ ast_copy_string(workspace, ast_cdr_disp2str(cdr->disposition), workspacelen);
+ }
+ } else if (!strcasecmp(name, "amaflags")) {
+ if (raw) {
+ snprintf(workspace, workspacelen, "%ld", cdr->amaflags);
+ } else {
+ ast_copy_string(workspace, ast_cdr_flags2str(cdr->amaflags), workspacelen);
+ }
+ } else if (!strcasecmp(name, "accountcode"))
+ ast_copy_string(workspace, cdr->accountcode, workspacelen);
+ else if (!strcasecmp(name, "uniqueid"))
+ ast_copy_string(workspace, cdr->uniqueid, workspacelen);
+ else if (!strcasecmp(name, "userfield"))
+ ast_copy_string(workspace, cdr->userfield, workspacelen);
+ else if ((varbuf = ast_cdr_getvar_internal(cdr, name, recur)))
+ ast_copy_string(workspace, varbuf, workspacelen);
+ else
+ workspace[0] = '\0';
+
+ if (!ast_strlen_zero(workspace))
+ *ret = workspace;
+}
+
+/* readonly cdr variables */
+static const char *cdr_readonly_vars[] = { "clid", "src", "dst", "dcontext", "channel", "dstchannel",
+ "lastapp", "lastdata", "start", "answer", "end", "duration",
+ "billsec", "disposition", "amaflags", "accountcode", "uniqueid",
+ "userfield", NULL };
+/*! Set a CDR channel variable
+ \note You can't set the CDR variables that belong to the actual CDR record, like "billsec".
+*/
+int ast_cdr_setvar(struct ast_cdr *cdr, const char *name, const char *value, int recur)
+{
+ struct ast_var_t *newvariable;
+ struct varshead *headp;
+ int x;
+
+ if (!cdr) /* don't die if the cdr is null */
+ return -1;
+
+ for (x = 0; cdr_readonly_vars[x]; x++) {
+ if (!strcasecmp(name, cdr_readonly_vars[x])) {
+ ast_log(LOG_ERROR, "Attempt to set the '%s' read-only variable!.\n", name);
+ return -1;
+ }
+ }
+
+ if (!cdr) {
+ ast_log(LOG_ERROR, "Attempt to set a variable on a nonexistent CDR record.\n");
+ return -1;
+ }
+
+ for (; cdr; cdr = recur ? cdr->next : NULL) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ headp = &cdr->varshead;
+ AST_LIST_TRAVERSE_SAFE_BEGIN(headp, newvariable, entries) {
+ if (!strcasecmp(ast_var_name(newvariable), name)) {
+ /* there is already such a variable, delete it */
+ AST_LIST_REMOVE_CURRENT(entries);
+ ast_var_delete(newvariable);
+ break;
+ }
+ }
+ AST_LIST_TRAVERSE_SAFE_END;
+
+ if (value) {
+ newvariable = ast_var_assign(name, value);
+ AST_LIST_INSERT_HEAD(headp, newvariable, entries);
+ }
+ }
+ }
+
+ return 0;
+}
+
+int ast_cdr_copy_vars(struct ast_cdr *to_cdr, struct ast_cdr *from_cdr)
+{
+ struct ast_var_t *variables, *newvariable = NULL;
+ struct varshead *headpa, *headpb;
+ const char *var, *val;
+ int x = 0;
+
+ if (!to_cdr || !from_cdr) /* don't die if one of the pointers is null */
+ return 0;
+
+ headpa = &from_cdr->varshead;
+ headpb = &to_cdr->varshead;
+
+ AST_LIST_TRAVERSE(headpa,variables,entries) {
+ if (variables &&
+ (var = ast_var_name(variables)) && (val = ast_var_value(variables)) &&
+ !ast_strlen_zero(var) && !ast_strlen_zero(val)) {
+ newvariable = ast_var_assign(var, val);
+ AST_LIST_INSERT_HEAD(headpb, newvariable, entries);
+ x++;
+ }
+ }
+
+ return x;
+}
+
+int ast_cdr_serialize_variables(struct ast_cdr *cdr, struct ast_str **buf, char delim, char sep, int recur)
+{
+ struct ast_var_t *variables;
+ const char *var, *val;
+ char *tmp;
+ char workspace[256];
+ int total = 0, x = 0, i;
+
+ (*buf)->used = 0;
+ (*buf)->str[0] = '\0';
+
+ for (; cdr; cdr = recur ? cdr->next : NULL) {
+ if (++x > 1)
+ ast_str_append(buf, 0, "\n");
+
+ AST_LIST_TRAVERSE(&cdr->varshead, variables, entries) {
+ if (variables &&
+ (var = ast_var_name(variables)) && (val = ast_var_value(variables)) &&
+ !ast_strlen_zero(var) && !ast_strlen_zero(val)) {
+ if (ast_str_append(buf, 0, "level %d: %s%c%s%c", x, var, delim, val, sep) < 0) {
+ ast_log(LOG_ERROR, "Data Buffer Size Exceeded!\n");
+ break;
+ } else
+ total++;
+ } else
+ break;
+ }
+
+ for (i = 0; cdr_readonly_vars[i]; i++) {
+ ast_cdr_getvar(cdr, cdr_readonly_vars[i], &tmp, workspace, sizeof(workspace), 0, 0);
+ if (!tmp)
+ continue;
+
+ if (ast_str_append(buf, 0, "level %d: %s%c%s%c", x, cdr_readonly_vars[i], delim, tmp, sep) < 0) {
+ ast_log(LOG_ERROR, "Data Buffer Size Exceeded!\n");
+ break;
+ } else
+ total++;
+ }
+ }
+
+ return total;
+}
+
+
+void ast_cdr_free_vars(struct ast_cdr *cdr, int recur)
+{
+
+ /* clear variables */
+ for (; cdr; cdr = recur ? cdr->next : NULL) {
+ struct ast_var_t *vardata;
+ struct varshead *headp = &cdr->varshead;
+ while ((vardata = AST_LIST_REMOVE_HEAD(headp, entries)))
+ ast_var_delete(vardata);
+ }
+}
+
+/*! \brief print a warning if cdr already posted */
+static void check_post(struct ast_cdr *cdr)
+{
+ if (!cdr)
+ return;
+ if (ast_test_flag(cdr, AST_CDR_FLAG_POSTED))
+ ast_log(LOG_NOTICE, "CDR on channel '%s' already posted\n", S_OR(cdr->channel, "<unknown>"));
+}
+
+void ast_cdr_free(struct ast_cdr *cdr)
+{
+
+ while (cdr) {
+ struct ast_cdr *next = cdr->next;
+ char *chan = S_OR(cdr->channel, "<unknown>");
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_POSTED) && !ast_test_flag(cdr, AST_CDR_FLAG_POST_DISABLED))
+ ast_log(LOG_NOTICE, "CDR on channel '%s' not posted\n", chan);
+ if (ast_tvzero(cdr->end))
+ ast_log(LOG_NOTICE, "CDR on channel '%s' lacks end\n", chan);
+ if (ast_tvzero(cdr->start))
+ ast_log(LOG_NOTICE, "CDR on channel '%s' lacks start\n", chan);
+
+ ast_cdr_free_vars(cdr, 0);
+ ast_free(cdr);
+ cdr = next;
+ }
+}
+
+/*! \brief the same as a cdr_free call, only with no checks; just get rid of it */
+void ast_cdr_discard(struct ast_cdr *cdr)
+{
+ while (cdr) {
+ struct ast_cdr *next = cdr->next;
+
+ ast_cdr_free_vars(cdr, 0);
+ ast_free(cdr);
+ cdr = next;
+ }
+}
+
+struct ast_cdr *ast_cdr_alloc(void)
+{
+ struct ast_cdr *x;
+ x = ast_calloc(1, sizeof(*x));
+ if (!x)
+ ast_log(LOG_ERROR,"Allocation Failure for a CDR!\n");
+ return x;
+}
+
+static void cdr_merge_vars(struct ast_cdr *to, struct ast_cdr *from)
+{
+ struct ast_var_t *variablesfrom,*variablesto;
+ struct varshead *headpfrom = &to->varshead;
+ struct varshead *headpto = &from->varshead;
+ AST_LIST_TRAVERSE_SAFE_BEGIN(headpfrom, variablesfrom, entries) {
+ /* for every var in from, stick it in to */
+ const char *fromvarname, *fromvarval;
+ const char *tovarname = NULL, *tovarval = NULL;
+ fromvarname = ast_var_name(variablesfrom);
+ fromvarval = ast_var_value(variablesfrom);
+ tovarname = 0;
+
+ /* now, quick see if that var is in the 'to' cdr already */
+ AST_LIST_TRAVERSE(headpto, variablesto, entries) {
+
+ /* now, quick see if that var is in the 'to' cdr already */
+ if ( strcasecmp(fromvarname, ast_var_name(variablesto)) == 0 ) {
+ tovarname = ast_var_name(variablesto);
+ tovarval = ast_var_value(variablesto);
+ break;
+ }
+ }
+ if (tovarname && strcasecmp(fromvarval,tovarval) != 0) { /* this message here to see how irritating the userbase finds it */
+ ast_log(LOG_NOTICE, "Merging CDR's: variable %s value %s dropped in favor of value %s\n", tovarname, fromvarval, tovarval);
+ continue;
+ } else if (tovarname && strcasecmp(fromvarval,tovarval) == 0) /* if they are the same, the job is done */
+ continue;
+
+ /* rip this var out of the from cdr, and stick it in the to cdr */
+ AST_LIST_MOVE_CURRENT(headpto, entries);
+ }
+ AST_LIST_TRAVERSE_SAFE_END;
+}
+
+void ast_cdr_merge(struct ast_cdr *to, struct ast_cdr *from)
+{
+ struct ast_cdr *zcdr;
+ struct ast_cdr *lto = NULL;
+ struct ast_cdr *lfrom = NULL;
+ int discard_from = 0;
+
+ if (!to || !from)
+ return;
+
+ /* don't merge into locked CDR's -- it's bad business */
+ if (ast_test_flag(to, AST_CDR_FLAG_LOCKED)) {
+ zcdr = to; /* safety valve? */
+ while (to->next) {
+ lto = to;
+ to = to->next;
+ }
+
+ if (ast_test_flag(to, AST_CDR_FLAG_LOCKED)) {
+ ast_log(LOG_WARNING, "Merging into locked CDR... no choice.");
+ to = zcdr; /* safety-- if all there are is locked CDR's, then.... ?? */
+ lto = NULL;
+ }
+ }
+
+ if (ast_test_flag(from, AST_CDR_FLAG_LOCKED)) {
+ struct ast_cdr *llfrom = NULL;
+ discard_from = 1;
+ if (lto) {
+ /* insert the from stuff after lto */
+ lto->next = from;
+ lfrom = from;
+ while (lfrom && lfrom->next) {
+ if (!lfrom->next->next)
+ llfrom = lfrom;
+ lfrom = lfrom->next;
+ }
+ /* rip off the last entry and put a copy of the to at the end */
+ llfrom->next = to;
+ from = lfrom;
+ } else {
+ /* save copy of the current *to cdr */
+ struct ast_cdr tcdr;
+ memcpy(&tcdr, to, sizeof(tcdr));
+ /* copy in the locked from cdr */
+ memcpy(to, from, sizeof(*to));
+ lfrom = from;
+ while (lfrom && lfrom->next) {
+ if (!lfrom->next->next)
+ llfrom = lfrom;
+ lfrom = lfrom->next;
+ }
+ from->next = NULL;
+ /* rip off the last entry and put a copy of the to at the end */
+ if (llfrom == from)
+ to = to->next = ast_cdr_dup(&tcdr);
+ else
+ to = llfrom->next = ast_cdr_dup(&tcdr);
+ from = lfrom;
+ }
+ }
+
+ if (!ast_tvzero(from->start)) {
+ if (!ast_tvzero(to->start)) {
+ if (ast_tvcmp(to->start, from->start) > 0 ) {
+ to->start = from->start; /* use the earliest time */
+ from->start = ast_tv(0,0); /* we actively "steal" these values */
+ }
+ /* else nothing to do */
+ } else {
+ to->start = from->start;
+ from->start = ast_tv(0,0); /* we actively "steal" these values */
+ }
+ }
+ if (!ast_tvzero(from->answer)) {
+ if (!ast_tvzero(to->answer)) {
+ if (ast_tvcmp(to->answer, from->answer) > 0 ) {
+ to->answer = from->answer; /* use the earliest time */
+ from->answer = ast_tv(0,0); /* we actively "steal" these values */
+ }
+ /* we got the earliest answer time, so we'll settle for that? */
+ } else {
+ to->answer = from->answer;
+ from->answer = ast_tv(0,0); /* we actively "steal" these values */
+ }
+ }
+ if (!ast_tvzero(from->end)) {
+ if (!ast_tvzero(to->end)) {
+ if (ast_tvcmp(to->end, from->end) < 0 ) {
+ to->end = from->end; /* use the latest time */
+ from->end = ast_tv(0,0); /* we actively "steal" these values */
+ to->duration = to->end.tv_sec - to->start.tv_sec; /* don't forget to update the duration, billsec, when we set end */
+ to->billsec = ast_tvzero(to->answer) ? 0 : to->end.tv_sec - to->answer.tv_sec;
+ }
+ /* else, nothing to do */
+ } else {
+ to->end = from->end;
+ from->end = ast_tv(0,0); /* we actively "steal" these values */
+ to->duration = to->end.tv_sec - to->start.tv_sec;
+ to->billsec = ast_tvzero(to->answer) ? 0 : to->end.tv_sec - to->answer.tv_sec;
+ }
+ }
+ if (to->disposition < from->disposition) {
+ to->disposition = from->disposition;
+ from->disposition = AST_CDR_NOANSWER;
+ }
+ if (ast_strlen_zero(to->lastapp) && !ast_strlen_zero(from->lastapp)) {
+ ast_copy_string(to->lastapp, from->lastapp, sizeof(to->lastapp));
+ from->lastapp[0] = 0; /* theft */
+ }
+ if (ast_strlen_zero(to->lastdata) && !ast_strlen_zero(from->lastdata)) {
+ ast_copy_string(to->lastdata, from->lastdata, sizeof(to->lastdata));
+ from->lastdata[0] = 0; /* theft */
+ }
+ if (ast_strlen_zero(to->dcontext) && !ast_strlen_zero(from->dcontext)) {
+ ast_copy_string(to->dcontext, from->dcontext, sizeof(to->dcontext));
+ from->dcontext[0] = 0; /* theft */
+ }
+ if (ast_strlen_zero(to->dstchannel) && !ast_strlen_zero(from->dstchannel)) {
+ ast_copy_string(to->dstchannel, from->dstchannel, sizeof(to->dstchannel));
+ from->dstchannel[0] = 0; /* theft */
+ }
+ if (!ast_strlen_zero(from->channel) && (ast_strlen_zero(to->channel) || !strncasecmp(from->channel, "Agent/", 6))) {
+ ast_copy_string(to->channel, from->channel, sizeof(to->channel));
+ from->channel[0] = 0; /* theft */
+ }
+ if (ast_strlen_zero(to->src) && !ast_strlen_zero(from->src)) {
+ ast_copy_string(to->src, from->src, sizeof(to->src));
+ from->src[0] = 0; /* theft */
+ }
+ if (ast_strlen_zero(to->clid) && !ast_strlen_zero(from->clid)) {
+ ast_copy_string(to->clid, from->clid, sizeof(to->clid));
+ from->clid[0] = 0; /* theft */
+ }
+ if (ast_strlen_zero(to->dst) && !ast_strlen_zero(from->dst)) {
+ ast_copy_string(to->dst, from->dst, sizeof(to->dst));
+ from->dst[0] = 0; /* theft */
+ }
+ if (!to->amaflags)
+ to->amaflags = AST_CDR_DOCUMENTATION;
+ if (!from->amaflags)
+ from->amaflags = AST_CDR_DOCUMENTATION; /* make sure both amaflags are set to something (DOC is default) */
+ if (ast_test_flag(from, AST_CDR_FLAG_LOCKED) || (to->amaflags == AST_CDR_DOCUMENTATION && from->amaflags != AST_CDR_DOCUMENTATION)) {
+ to->amaflags = from->amaflags;
+ }
+ if (ast_test_flag(from, AST_CDR_FLAG_LOCKED) || (ast_strlen_zero(to->accountcode) && !ast_strlen_zero(from->accountcode))) {
+ ast_copy_string(to->accountcode, from->accountcode, sizeof(to->accountcode));
+ }
+ if (ast_test_flag(from, AST_CDR_FLAG_LOCKED) || (ast_strlen_zero(to->userfield) && !ast_strlen_zero(from->userfield))) {
+ ast_copy_string(to->userfield, from->userfield, sizeof(to->userfield));
+ }
+ /* flags, varsead, ? */
+ cdr_merge_vars(from, to);
+
+ if (ast_test_flag(from, AST_CDR_FLAG_KEEP_VARS))
+ ast_set_flag(to, AST_CDR_FLAG_KEEP_VARS);
+ if (ast_test_flag(from, AST_CDR_FLAG_POSTED))
+ ast_set_flag(to, AST_CDR_FLAG_POSTED);
+ if (ast_test_flag(from, AST_CDR_FLAG_LOCKED))
+ ast_set_flag(to, AST_CDR_FLAG_LOCKED);
+ if (ast_test_flag(from, AST_CDR_FLAG_CHILD))
+ ast_set_flag(to, AST_CDR_FLAG_CHILD);
+ if (ast_test_flag(from, AST_CDR_FLAG_POST_DISABLED))
+ ast_set_flag(to, AST_CDR_FLAG_POST_DISABLED);
+
+ /* last, but not least, we need to merge any forked CDRs to the 'to' cdr */
+ while (from->next) {
+ /* just rip 'em off the 'from' and insert them on the 'to' */
+ zcdr = from->next;
+ from->next = zcdr->next;
+ zcdr->next = NULL;
+ /* zcdr is now ripped from the current list; */
+ ast_cdr_append(to, zcdr);
+ }
+ if (discard_from)
+ ast_cdr_discard(from);
+}
+
+void ast_cdr_start(struct ast_cdr *cdr)
+{
+ char *chan;
+
+ for (; cdr; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ chan = S_OR(cdr->channel, "<unknown>");
+ check_post(cdr);
+ cdr->start = ast_tvnow();
+ }
+ }
+}
+
+void ast_cdr_answer(struct ast_cdr *cdr)
+{
+
+ for (; cdr; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ check_post(cdr);
+ if (cdr->disposition < AST_CDR_ANSWERED)
+ cdr->disposition = AST_CDR_ANSWERED;
+ if (ast_tvzero(cdr->answer))
+ cdr->answer = ast_tvnow();
+ }
+ }
+}
+
+void ast_cdr_busy(struct ast_cdr *cdr)
+{
+
+ for (; cdr; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ check_post(cdr);
+ if (cdr->disposition < AST_CDR_BUSY)
+ cdr->disposition = AST_CDR_BUSY;
+ }
+ }
+}
+
+void ast_cdr_failed(struct ast_cdr *cdr)
+{
+ for (; cdr; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ check_post(cdr);
+ if (cdr->disposition < AST_CDR_FAILED)
+ cdr->disposition = AST_CDR_FAILED;
+ }
+ }
+}
+
+void ast_cdr_noanswer(struct ast_cdr *cdr)
+{
+ char *chan;
+
+ while (cdr) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ chan = !ast_strlen_zero(cdr->channel) ? cdr->channel : "<unknown>";
+ if (ast_test_flag(cdr, AST_CDR_FLAG_POSTED))
+ ast_log(LOG_WARNING, "CDR on channel '%s' already posted\n", chan);
+ if (cdr->disposition < AST_CDR_NOANSWER)
+ cdr->disposition = AST_CDR_NOANSWER;
+ }
+ cdr = cdr->next;
+ }
+}
+
+/* everywhere ast_cdr_disposition is called, it will call ast_cdr_failed()
+ if ast_cdr_disposition returns a non-zero value */
+
+int ast_cdr_disposition(struct ast_cdr *cdr, int cause)
+{
+ int res = 0;
+
+ for (; cdr; cdr = cdr->next) {
+ switch (cause) { /* handle all the non failure, busy cases, return 0 not to set disposition,
+ return -1 to set disposition to FAILED */
+ case AST_CAUSE_BUSY:
+ ast_cdr_busy(cdr);
+ break;
+ case AST_CAUSE_NORMAL:
+ break;
+ default:
+ res = -1;
+ }
+ }
+ return res;
+}
+
+void ast_cdr_setdestchan(struct ast_cdr *cdr, const char *chann)
+{
+ for (; cdr; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ check_post(cdr);
+ ast_copy_string(cdr->dstchannel, chann, sizeof(cdr->dstchannel));
+ }
+ }
+}
+
+void ast_cdr_setapp(struct ast_cdr *cdr, char *app, char *data)
+{
+
+ for (; cdr; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ check_post(cdr);
+ if (!app)
+ app = "";
+ ast_copy_string(cdr->lastapp, app, sizeof(cdr->lastapp));
+ if (!data)
+ data = "";
+ ast_copy_string(cdr->lastdata, data, sizeof(cdr->lastdata));
+ }
+ }
+}
+
+/* set cid info for one record */
+static void set_one_cid(struct ast_cdr *cdr, struct ast_channel *c)
+{
+ /* Grab source from ANI or normal Caller*ID */
+ const char *num = S_OR(c->cid.cid_ani, c->cid.cid_num);
+ if (!cdr)
+ return;
+ if (!ast_strlen_zero(c->cid.cid_name)) {
+ if (!ast_strlen_zero(num)) /* both name and number */
+ snprintf(cdr->clid, sizeof(cdr->clid), "\"%s\" <%s>", c->cid.cid_name, num);
+ else /* only name */
+ ast_copy_string(cdr->clid, c->cid.cid_name, sizeof(cdr->clid));
+ } else if (!ast_strlen_zero(num)) { /* only number */
+ ast_copy_string(cdr->clid, num, sizeof(cdr->clid));
+ } else { /* nothing known */
+ cdr->clid[0] = '\0';
+ }
+ ast_copy_string(cdr->src, S_OR(num, ""), sizeof(cdr->src));
+
+}
+int ast_cdr_setcid(struct ast_cdr *cdr, struct ast_channel *c)
+{
+ for (; cdr; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED))
+ set_one_cid(cdr, c);
+ }
+ return 0;
+}
+
+int ast_cdr_init(struct ast_cdr *cdr, struct ast_channel *c)
+{
+ char *chan;
+
+ for ( ; cdr ; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ chan = S_OR(cdr->channel, "<unknown>");
+ ast_copy_string(cdr->channel, c->name, sizeof(cdr->channel));
+ set_one_cid(cdr, c);
+
+ cdr->disposition = (c->_state == AST_STATE_UP) ? AST_CDR_ANSWERED : AST_CDR_NULL;
+ cdr->amaflags = c->amaflags ? c->amaflags : ast_default_amaflags;
+ ast_copy_string(cdr->accountcode, c->accountcode, sizeof(cdr->accountcode));
+ /* Destination information */
+ ast_copy_string(cdr->dst, S_OR(c->macroexten,c->exten), sizeof(cdr->dst));
+ ast_copy_string(cdr->dcontext, S_OR(c->macrocontext,c->context), sizeof(cdr->dcontext));
+ /* Unique call identifier */
+ ast_copy_string(cdr->uniqueid, c->uniqueid, sizeof(cdr->uniqueid));
+ }
+ }
+ return 0;
+}
+
+void ast_cdr_end(struct ast_cdr *cdr)
+{
+ for ( ; cdr ; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ check_post(cdr);
+ if (ast_tvzero(cdr->end))
+ cdr->end = ast_tvnow();
+ if (ast_tvzero(cdr->start)) {
+ ast_log(LOG_WARNING, "CDR on channel '%s' has not started\n", S_OR(cdr->channel, "<unknown>"));
+ cdr->disposition = AST_CDR_FAILED;
+ } else
+ cdr->duration = cdr->end.tv_sec - cdr->start.tv_sec;
+ cdr->billsec = ast_tvzero(cdr->answer) ? 0 : cdr->end.tv_sec - cdr->answer.tv_sec;
+ }
+ }
+}
+
+char *ast_cdr_disp2str(int disposition)
+{
+ switch (disposition) {
+ case AST_CDR_NULL:
+ return "NO ANSWER"; /* by default, for backward compatibility */
+ case AST_CDR_NOANSWER:
+ return "NO ANSWER";
+ case AST_CDR_FAILED:
+ return "FAILED";
+ case AST_CDR_BUSY:
+ return "BUSY";
+ case AST_CDR_ANSWERED:
+ return "ANSWERED";
+ }
+ return "UNKNOWN";
+}
+
+/*! Converts AMA flag to printable string */
+char *ast_cdr_flags2str(int flag)
+{
+ switch (flag) {
+ case AST_CDR_OMIT:
+ return "OMIT";
+ case AST_CDR_BILLING:
+ return "BILLING";
+ case AST_CDR_DOCUMENTATION:
+ return "DOCUMENTATION";
+ }
+ return "Unknown";
+}
+
+int ast_cdr_setaccount(struct ast_channel *chan, const char *account)
+{
+ struct ast_cdr *cdr = chan->cdr;
+ char buf[BUFSIZ/2] = "";
+ if (!ast_strlen_zero(chan->accountcode))
+ ast_copy_string(buf, chan->accountcode, sizeof(buf));
+
+ ast_string_field_set(chan, accountcode, account);
+ for ( ; cdr ; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ ast_copy_string(cdr->accountcode, chan->accountcode, sizeof(cdr->accountcode));
+ }
+ }
+
+ /* Signal change of account code to manager */
+ manager_event(EVENT_FLAG_CALL, "NewAccountCode", "Channel: %s\r\nUniqueid: %s\r\nAccountCode: %s\r\nOldAccountCode: %s\r\n", chan->name, chan->uniqueid, chan->accountcode, buf);
+ return 0;
+}
+
+int ast_cdr_setamaflags(struct ast_channel *chan, const char *flag)
+{
+ struct ast_cdr *cdr;
+ int newflag = ast_cdr_amaflags2int(flag);
+ if (newflag) {
+ for (cdr = chan->cdr; cdr; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ cdr->amaflags = newflag;
+ }
+ }
+ }
+
+ return 0;
+}
+
+int ast_cdr_setuserfield(struct ast_channel *chan, const char *userfield)
+{
+ struct ast_cdr *cdr = chan->cdr;
+
+ for ( ; cdr ; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED))
+ ast_copy_string(cdr->userfield, userfield, sizeof(cdr->userfield));
+ }
+
+ return 0;
+}
+
+int ast_cdr_appenduserfield(struct ast_channel *chan, const char *userfield)
+{
+ struct ast_cdr *cdr = chan->cdr;
+
+ for ( ; cdr ; cdr = cdr->next) {
+ int len = strlen(cdr->userfield);
+
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED))
+ ast_copy_string(cdr->userfield + len, userfield, sizeof(cdr->userfield) - len);
+ }
+
+ return 0;
+}
+
+int ast_cdr_update(struct ast_channel *c)
+{
+ struct ast_cdr *cdr = c->cdr;
+
+ for ( ; cdr ; cdr = cdr->next) {
+ if (!ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ set_one_cid(cdr, c);
+
+ /* Copy account code et-al */
+ ast_copy_string(cdr->accountcode, c->accountcode, sizeof(cdr->accountcode));
+
+ /* Destination information */ /* XXX privilege macro* ? */
+ ast_copy_string(cdr->dst, S_OR(c->macroexten, c->exten), sizeof(cdr->dst));
+ ast_copy_string(cdr->dcontext, S_OR(c->macrocontext, c->context), sizeof(cdr->dcontext));
+ }
+ }
+
+ return 0;
+}
+
+int ast_cdr_amaflags2int(const char *flag)
+{
+ if (!strcasecmp(flag, "default"))
+ return 0;
+ if (!strcasecmp(flag, "omit"))
+ return AST_CDR_OMIT;
+ if (!strcasecmp(flag, "billing"))
+ return AST_CDR_BILLING;
+ if (!strcasecmp(flag, "documentation"))
+ return AST_CDR_DOCUMENTATION;
+ return -1;
+}
+
+static void post_cdr(struct ast_cdr *cdr)
+{
+ char *chan;
+ struct ast_cdr_beitem *i;
+
+ for ( ; cdr ; cdr = cdr->next) {
+ chan = S_OR(cdr->channel, "<unknown>");
+ check_post(cdr);
+ if (ast_tvzero(cdr->end))
+ ast_log(LOG_WARNING, "CDR on channel '%s' lacks end\n", chan);
+ if (ast_tvzero(cdr->start))
+ ast_log(LOG_WARNING, "CDR on channel '%s' lacks start\n", chan);
+ ast_set_flag(cdr, AST_CDR_FLAG_POSTED);
+ if (ast_test_flag(cdr, AST_CDR_FLAG_POST_DISABLED))
+ continue;
+ AST_RWLIST_RDLOCK(&be_list);
+ AST_RWLIST_TRAVERSE(&be_list, i, list) {
+ i->be(cdr);
+ }
+ AST_RWLIST_UNLOCK(&be_list);
+ }
+}
+
+void ast_cdr_reset(struct ast_cdr *cdr, struct ast_flags *_flags)
+{
+ struct ast_cdr *dup;
+ struct ast_flags flags = { 0 };
+
+ if (_flags)
+ ast_copy_flags(&flags, _flags, AST_FLAGS_ALL);
+
+ for ( ; cdr ; cdr = cdr->next) {
+ /* Detach if post is requested */
+ if (ast_test_flag(&flags, AST_CDR_FLAG_LOCKED) || !ast_test_flag(cdr, AST_CDR_FLAG_LOCKED)) {
+ if (ast_test_flag(&flags, AST_CDR_FLAG_POSTED)) {
+ ast_cdr_end(cdr);
+ if ((dup = ast_cdr_dup(cdr))) {
+ ast_cdr_detach(dup);
+ }
+ ast_set_flag(cdr, AST_CDR_FLAG_POSTED);
+ }
+
+ /* clear variables */
+ if (!ast_test_flag(&flags, AST_CDR_FLAG_KEEP_VARS)) {
+ ast_cdr_free_vars(cdr, 0);
+ }
+
+ /* Reset to initial state */
+ ast_clear_flag(cdr, AST_FLAGS_ALL);
+ memset(&cdr->start, 0, sizeof(cdr->start));
+ memset(&cdr->end, 0, sizeof(cdr->end));
+ memset(&cdr->answer, 0, sizeof(cdr->answer));
+ cdr->billsec = 0;
+ cdr->duration = 0;
+ ast_cdr_start(cdr);
+ cdr->disposition = AST_CDR_NULL;
+ }
+ }
+}
+
+struct ast_cdr *ast_cdr_append(struct ast_cdr *cdr, struct ast_cdr *newcdr)
+{
+ struct ast_cdr *ret;
+
+ if (cdr) {
+ ret = cdr;
+
+ while (cdr->next)
+ cdr = cdr->next;
+ cdr->next = newcdr;
+ } else {
+ ret = newcdr;
+ }
+
+ return ret;
+}
+
+/*! \note Don't call without cdr_batch_lock */
+static void reset_batch(void)
+{
+ batch->size = 0;
+ batch->head = NULL;
+ batch->tail = NULL;
+}
+
+/*! \note Don't call without cdr_batch_lock */
+static int init_batch(void)
+{
+ /* This is the single meta-batch used to keep track of all CDRs during the entire life of the program */
+ if (!(batch = ast_malloc(sizeof(*batch))))
+ return -1;
+
+ reset_batch();
+
+ return 0;
+}
+
+static void *do_batch_backend_process(void *data)
+{
+ struct ast_cdr_batch_item *processeditem;
+ struct ast_cdr_batch_item *batchitem = data;
+
+ /* Push each CDR into storage mechanism(s) and free all the memory */
+ while (batchitem) {
+ post_cdr(batchitem->cdr);
+ ast_cdr_free(batchitem->cdr);
+ processeditem = batchitem;
+ batchitem = batchitem->next;
+ ast_free(processeditem);
+ }
+
+ return NULL;
+}
+
+void ast_cdr_submit_batch(int shutdown)
+{
+ struct ast_cdr_batch_item *oldbatchitems = NULL;
+ pthread_t batch_post_thread = AST_PTHREADT_NULL;
+
+ /* if there's no batch, or no CDRs in the batch, then there's nothing to do */
+ if (!batch || !batch->head)
+ return;
+
+ /* move the old CDRs aside, and prepare a new CDR batch */
+ ast_mutex_lock(&cdr_batch_lock);
+ oldbatchitems = batch->head;
+ reset_batch();
+ ast_mutex_unlock(&cdr_batch_lock);
+
+ /* if configured, spawn a new thread to post these CDRs,
+ also try to save as much as possible if we are shutting down safely */
+ if (batchscheduleronly || shutdown) {
+ ast_debug(1, "CDR single-threaded batch processing begins now\n");
+ do_batch_backend_process(oldbatchitems);
+ } else {
+ if (ast_pthread_create_detached_background(&batch_post_thread, NULL, do_batch_backend_process, oldbatchitems)) {
+ ast_log(LOG_WARNING, "CDR processing thread could not detach, now trying in this thread\n");
+ do_batch_backend_process(oldbatchitems);
+ } else {
+ ast_debug(1, "CDR multi-threaded batch processing begins now\n");
+ }
+ }
+}
+
+static int submit_scheduled_batch(const void *data)
+{
+ ast_cdr_submit_batch(0);
+ /* manually reschedule from this point in time */
+ cdr_sched = ast_sched_add(sched, batchtime * 1000, submit_scheduled_batch, NULL);
+ /* returning zero so the scheduler does not automatically reschedule */
+ return 0;
+}
+
+static void submit_unscheduled_batch(void)
+{
+ /* this is okay since we are not being called from within the scheduler */
+ if (cdr_sched > -1)
+ ast_sched_del(sched, cdr_sched);
+ /* schedule the submission to occur ASAP (1 ms) */
+ cdr_sched = ast_sched_add(sched, 1, submit_scheduled_batch, NULL);
+ /* signal the do_cdr thread to wakeup early and do some work (that lazy thread ;) */
+ ast_mutex_lock(&cdr_pending_lock);
+ ast_cond_signal(&cdr_pending_cond);
+ ast_mutex_unlock(&cdr_pending_lock);
+}
+
+void ast_cdr_detach(struct ast_cdr *cdr)
+{
+ struct ast_cdr_batch_item *newtail;
+ int curr;
+
+ if (!cdr)
+ return;
+
+ /* maybe they disabled CDR stuff completely, so just drop it */
+ if (!enabled) {
+ ast_debug(1, "Dropping CDR !\n");
+ ast_set_flag(cdr, AST_CDR_FLAG_POST_DISABLED);
+ ast_cdr_free(cdr);
+ return;
+ }
+
+ /* post stuff immediately if we are not in batch mode, this is legacy behaviour */
+ if (!batchmode) {
+ post_cdr(cdr);
+ ast_cdr_free(cdr);
+ return;
+ }
+
+ /* otherwise, each CDR gets put into a batch list (at the end) */
+ ast_debug(1, "CDR detaching from this thread\n");
+
+ /* we'll need a new tail for every CDR */
+ if (!(newtail = ast_calloc(1, sizeof(*newtail)))) {
+ post_cdr(cdr);
+ ast_cdr_free(cdr);
+ return;
+ }
+
+ /* don't traverse a whole list (just keep track of the tail) */
+ ast_mutex_lock(&cdr_batch_lock);
+ if (!batch)
+ init_batch();
+ if (!batch->head) {
+ /* new batch is empty, so point the head at the new tail */
+ batch->head = newtail;
+ } else {
+ /* already got a batch with something in it, so just append a new tail */
+ batch->tail->next = newtail;
+ }
+ newtail->cdr = cdr;
+ batch->tail = newtail;
+ curr = batch->size++;
+ ast_mutex_unlock(&cdr_batch_lock);
+
+ /* if we have enough stuff to post, then do it */
+ if (curr >= (batchsize - 1))
+ submit_unscheduled_batch();
+}
+
+static void *do_cdr(void *data)
+{
+ struct timespec timeout;
+ int schedms;
+ int numevents = 0;
+
+ for (;;) {
+ struct timeval now;
+ schedms = ast_sched_wait(sched);
+ /* this shouldn't happen, but provide a 1 second default just in case */
+ if (schedms <= 0)
+ schedms = 1000;
+ now = ast_tvadd(ast_tvnow(), ast_samp2tv(schedms, 1000));
+ timeout.tv_sec = now.tv_sec;
+ timeout.tv_nsec = now.tv_usec * 1000;
+ /* prevent stuff from clobbering cdr_pending_cond, then wait on signals sent to it until the timeout expires */
+ ast_mutex_lock(&cdr_pending_lock);
+ ast_cond_timedwait(&cdr_pending_cond, &cdr_pending_lock, &timeout);
+ numevents = ast_sched_runq(sched);
+ ast_mutex_unlock(&cdr_pending_lock);
+ ast_debug(2, "Processed %d scheduled CDR batches from the run queue\n", numevents);
+ }
+
+ return NULL;
+}
+
+static char *handle_cli_status(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
+{
+ struct ast_cdr_beitem *beitem=NULL;
+ int cnt=0;
+ long nextbatchtime=0;
+
+ switch (cmd) {
+ case CLI_INIT:
+ e->command = "cdr status";
+ e->usage =
+ "Usage: cdr status\n"
+ " Displays the Call Detail Record engine system status.\n";
+ return NULL;
+ case CLI_GENERATE:
+ return NULL;
+ }
+
+ if (a->argc > 2)
+ return CLI_SHOWUSAGE;
+
+ ast_cli(a->fd, "CDR logging: %s\n", enabled ? "enabled" : "disabled");
+ ast_cli(a->fd, "CDR mode: %s\n", batchmode ? "batch" : "simple");
+ if (enabled) {
+ ast_cli(a->fd, "CDR output unanswered calls: %s\n", unanswered ? "yes" : "no");
+ if (batchmode) {
+ if (batch)
+ cnt = batch->size;
+ if (cdr_sched > -1)
+ nextbatchtime = ast_sched_when(sched, cdr_sched);
+ ast_cli(a->fd, "CDR safe shut down: %s\n", batchsafeshutdown ? "enabled" : "disabled");
+ ast_cli(a->fd, "CDR batch threading model: %s\n", batchscheduleronly ? "scheduler only" : "scheduler plus separate threads");
+ ast_cli(a->fd, "CDR current batch size: %d record%s\n", cnt, ESS(cnt));
+ ast_cli(a->fd, "CDR maximum batch size: %d record%s\n", batchsize, ESS(batchsize));
+ ast_cli(a->fd, "CDR maximum batch time: %d second%s\n", batchtime, ESS(batchtime));
+ ast_cli(a->fd, "CDR next scheduled batch processing time: %ld second%s\n", nextbatchtime, ESS(nextbatchtime));
+ }
+ AST_RWLIST_RDLOCK(&be_list);
+ AST_RWLIST_TRAVERSE(&be_list, beitem, list) {
+ ast_cli(a->fd, "CDR registered backend: %s\n", beitem->name);
+ }
+ AST_RWLIST_UNLOCK(&be_list);
+ }
+
+ return CLI_SUCCESS;
+}
+
+static char *handle_cli_submit(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
+{
+ switch (cmd) {
+ case CLI_INIT:
+ e->command = "cdr submit";
+ e->usage =
+ "Usage: cdr submit\n"
+ " Posts all pending batched CDR data to the configured CDR backend engine modules.\n";
+ return NULL;
+ case CLI_GENERATE:
+ return NULL;
+ }
+ if (a->argc > 2)
+ return CLI_SHOWUSAGE;
+
+ submit_unscheduled_batch();
+ ast_cli(a->fd, "Submitted CDRs to backend engines for processing. This may take a while.\n");
+
+ return CLI_SUCCESS;
+}
+
+static struct ast_cli_entry cli_submit = AST_CLI_DEFINE(handle_cli_submit, "Posts all pending batched CDR data");
+static struct ast_cli_entry cli_status = AST_CLI_DEFINE(handle_cli_status, "Display the CDR status");
+
+static int do_reload(int reload)
+{
+ struct ast_config *config;
+ const char *enabled_value;
+ const char *unanswered_value;
+ const char *batched_value;
+ const char *scheduleronly_value;
+ const char *batchsafeshutdown_value;
+ const char *size_value;
+ const char *time_value;
+ const char *end_before_h_value;
+ int cfg_size;
+ int cfg_time;
+ int was_enabled;
+ int was_batchmode;
+ int res=0;
+ struct ast_flags config_flags = { reload ? CONFIG_FLAG_FILEUNCHANGED : 0 };
+
+ if ((config = ast_config_load("cdr.conf", config_flags)) == CONFIG_STATUS_FILEUNCHANGED)
+ return 0;
+
+ ast_mutex_lock(&cdr_batch_lock);
+
+ batchsize = BATCH_SIZE_DEFAULT;
+ batchtime = BATCH_TIME_DEFAULT;
+ batchscheduleronly = BATCH_SCHEDULER_ONLY_DEFAULT;
+ batchsafeshutdown = BATCH_SAFE_SHUTDOWN_DEFAULT;
+ was_enabled = enabled;
+ was_batchmode = batchmode;
+ enabled = 1;
+ batchmode = 0;
+
+ /* don't run the next scheduled CDR posting while reloading */
+ if (cdr_sched > -1)
+ ast_sched_del(sched, cdr_sched);
+
+ if (config) {
+ if ((enabled_value = ast_variable_retrieve(config, "general", "enable"))) {
+ enabled = ast_true(enabled_value);
+ }
+ if ((unanswered_value = ast_variable_retrieve(config, "general", "unanswered"))) {
+ unanswered = ast_true(unanswered_value);
+ }
+ if ((batched_value = ast_variable_retrieve(config, "general", "batch"))) {
+ batchmode = ast_true(batched_value);
+ }
+ if ((scheduleronly_value = ast_variable_retrieve(config, "general", "scheduleronly"))) {
+ batchscheduleronly = ast_true(scheduleronly_value);
+ }
+ if ((batchsafeshutdown_value = ast_variable_retrieve(config, "general", "safeshutdown"))) {
+ batchsafeshutdown = ast_true(batchsafeshutdown_value);
+ }
+ if ((size_value = ast_variable_retrieve(config, "general", "size"))) {
+ if (sscanf(size_value, "%d", &cfg_size) < 1)
+ ast_log(LOG_WARNING, "Unable to convert '%s' to a numeric value.\n", size_value);
+ else if (size_value < 0)
+ ast_log(LOG_WARNING, "Invalid maximum batch size '%d' specified, using default\n", cfg_size);
+ else
+ batchsize = cfg_size;
+ }
+ if ((time_value = ast_variable_retrieve(config, "general", "time"))) {
+ if (sscanf(time_value, "%d", &cfg_time) < 1)
+ ast_log(LOG_WARNING, "Unable to convert '%s' to a numeric value.\n", time_value);
+ else if (time_value < 0)
+ ast_log(LOG_WARNING, "Invalid maximum batch time '%d' specified, using default\n", cfg_time);
+ else
+ batchtime = cfg_time;
+ }
+ if ((end_before_h_value = ast_variable_retrieve(config, "general", "endbeforehexten")))
+ ast_set2_flag(&ast_options, ast_true(end_before_h_value), AST_OPT_FLAG_END_CDR_BEFORE_H_EXTEN);
+ }
+
+ if (enabled && !batchmode) {
+ ast_log(LOG_NOTICE, "CDR simple logging enabled.\n");
+ } else if (enabled && batchmode) {
+ cdr_sched = ast_sched_add(sched, batchtime * 1000, submit_scheduled_batch, NULL);
+ ast_log(LOG_NOTICE, "CDR batch mode logging enabled, first of either size %d or time %d seconds.\n", batchsize, batchtime);
+ } else {
+ ast_log(LOG_NOTICE, "CDR logging disabled, data will be lost.\n");
+ }
+
+ /* if this reload enabled the CDR batch mode, create the background thread
+ if it does not exist */
+ if (enabled && batchmode && (!was_enabled || !was_batchmode) && (cdr_thread == AST_PTHREADT_NULL)) {
+ ast_cond_init(&cdr_pending_cond, NULL);
+ if (ast_pthread_create_background(&cdr_thread, NULL, do_cdr, NULL) < 0) {
+ ast_log(LOG_ERROR, "Unable to start CDR thread.\n");
+ ast_sched_del(sched, cdr_sched);
+ } else {
+ ast_cli_register(&cli_submit);
+ ast_register_atexit(ast_cdr_engine_term);
+ res = 0;
+ }
+ /* if this reload disabled the CDR and/or batch mode and there is a background thread,
+ kill it */
+ } else if (((!enabled && was_enabled) || (!batchmode && was_batchmode)) && (cdr_thread != AST_PTHREADT_NULL)) {
+ /* wake up the thread so it will exit */
+ pthread_cancel(cdr_thread);
+ pthread_kill(cdr_thread, SIGURG);
+ pthread_join(cdr_thread, NULL);
+ cdr_thread = AST_PTHREADT_NULL;
+ ast_cond_destroy(&cdr_pending_cond);
+ ast_cli_unregister(&cli_submit);
+ ast_unregister_atexit(ast_cdr_engine_term);
+ res = 0;
+ /* if leaving batch mode, then post the CDRs in the batch,
+ and don't reschedule, since we are stopping CDR logging */
+ if (!batchmode && was_batchmode) {
+ ast_cdr_engine_term();
+ }
+ } else {
+ res = 0;
+ }
+
+ ast_mutex_unlock(&cdr_batch_lock);
+ ast_config_destroy(config);
+ manager_event(EVENT_FLAG_SYSTEM, "Reload", "Module: CDR\r\nMessage: CDR subsystem reload requested\r\n");
+
+ return res;
+}
+
+int ast_cdr_engine_init(void)
+{
+ int res;
+
+ sched = sched_context_create();
+ if (!sched) {
+ ast_log(LOG_ERROR, "Unable to create schedule context.\n");
+ return -1;
+ }
+
+ ast_cli_register(&cli_status);
+
+ res = do_reload(0);
+ if (res) {
+ ast_mutex_lock(&cdr_batch_lock);
+ res = init_batch();
+ ast_mutex_unlock(&cdr_batch_lock);
+ }
+
+ return res;
+}
+
+/* \note This actually gets called a couple of times at shutdown. Once, before we start
+ hanging up channels, and then again, after the channel hangup timeout expires */
+void ast_cdr_engine_term(void)
+{
+ ast_cdr_submit_batch(batchsafeshutdown);
+}
+
+int ast_cdr_engine_reload(void)
+{
+ return do_reload(1);
+}
+