void mscb_define(char *submaster, char *equipment, char *devname, DEVICE_DRIVER *driver,
int address, unsigned char var_index, char *name, double threshold)
{
int i, dev_index, chn_index, chn_total;
char str[256];
float f_threshold;
HNDLE hDB;
cm_get_experiment_database(&hDB, NULL);
//printf(hDB+"\n");
if (submaster && submaster[0]) {
sprintf(str, "/Equipment/%s/Settings/Devices/%s/Device", equipment, devname);
db_set_value(hDB, 0, str, submaster, 32, 1, TID_STRING);
sprintf(str, "/Equipment/%s/Settings/Devices/%s/Pwd", equipment, devname);
db_set_value(hDB, 0, str, "mscb174", 32, 1, TID_STRING);
}
/* find device in device driver */
for (dev_index=0 ; driver[dev_index].name[0] ; dev_index++)
if (equal_ustring(driver[dev_index].name, devname))
break;
if (!driver[dev_index].name[0]) {
cm_msg(MERROR, "Device \"%s\" not present in device driver list", devname);
return;
}
/* count total number of channels */
for (i=chn_total=0 ; i<=dev_index ; i++)
chn_total += driver[i].channels;
chn_index = driver[dev_index].channels;
sprintf(str, "/Equipment/%s/Settings/Devices/%s/MSCB Address", equipment, devname);
db_set_value_index(hDB, 0, str, &address, sizeof(int), chn_index, TID_INT, TRUE);
sprintf(str, "/Equipment/%s/Settings/Devices/%s/MSCB Index", equipment, devname);
db_set_value_index(hDB, 0, str, &var_index, sizeof(char), chn_index, TID_BYTE, TRUE);
if (threshold != -1) {
sprintf(str, "/Equipment/%s/Settings/Update Threshold", equipment);
f_threshold = (float) threshold;
db_set_value_index(hDB, 0, str, &f_threshold, sizeof(float), chn_total, TID_FLOAT, TRUE);
}
if (name && name[0]) {
sprintf(str, "/Equipment/%s/Settings/Names Input", equipment);
db_set_value_index(hDB, 0, str, name, 32, chn_total, TID_STRING, TRUE);
}
/* increment number of channels for this driver */
driver[dev_index].channels++;
}
INT fgd_init(EQUIPMENT * pequipment)
{
int status, size, i, j, index, offset;
char str[256];
HNDLE hDB, hKey, hNames, hThreshold;
FGD_INFO *fgd_info;
/* allocate private data */
pequipment->cd_info = calloc(1, sizeof(FGD_INFO));
fgd_info = (FGD_INFO *) pequipment->cd_info;
/* get class driver root key */
cm_get_experiment_database(&hDB, NULL);
sprintf(str, "/Equipment/%s", pequipment->name);
db_create_key(hDB, 0, str, TID_KEY);
db_find_key(hDB, 0, str, &fgd_info->hKeyRoot);
/* save event format */
size = sizeof(str);
db_get_value(hDB, fgd_info->hKeyRoot, "Common/Format", str, &size, TID_STRING, TRUE);
if (equal_ustring(str, "Fixed"))
fgd_info->format = FORMAT_FIXED;
else if (equal_ustring(str, "MIDAS"))
fgd_info->format = FORMAT_MIDAS;
else if (equal_ustring(str, "YBOS"))
fgd_info->format = FORMAT_YBOS;
/* count total number of channels */
for (i = 0, fgd_info->num_channels = 0; pequipment->driver[i].name[0]; i++) {
if (pequipment->driver[i].channels == 0) {
cm_msg(MERROR, "fgd_init", "Driver with zero channels not allowed");
return FE_ERR_ODB;
}
fgd_info->num_channels += pequipment->driver[i].channels;
}
if (fgd_info->num_channels == 0) {
cm_msg(MERROR, "fgd_init", "No channels found in device driver list");
return FE_ERR_ODB;
}
/* Allocate memory for buffers */
fgd_info->names = (char *) calloc(fgd_info->num_channels, NAME_LENGTH);
fgd_info->demand = (float *) calloc(fgd_info->num_channels, sizeof(float));
fgd_info->measured = (float *) calloc(fgd_info->num_channels, sizeof(float));
fgd_info->temp1 = (float *) calloc(fgd_info->num_channels, sizeof(float));
fgd_info->temp2 = (float *) calloc(fgd_info->num_channels, sizeof(float));
fgd_info->temp3 = (float *) calloc(fgd_info->num_channels, sizeof(float));
fgd_info->update_threshold = (float *) calloc(fgd_info->num_channels, sizeof(float));
fgd_info->demand_mirror = (float *) calloc(fgd_info->num_channels, sizeof(float));
fgd_info->measured_mirror = (float *) calloc(fgd_info->num_channels, sizeof(float));
fgd_info->channel_offset = (INT *) calloc(fgd_info->num_channels, sizeof(INT));
fgd_info->driver = (void *) calloc(fgd_info->num_channels, sizeof(void *));
if (!fgd_info->driver) {
cm_msg(MERROR, "hv_init", "Not enough memory");
return FE_ERR_ODB;
}
/*---- Initialize device drivers ----*/
/* call init method */
for (i = 0; pequipment->driver[i].name[0]; i++) {
sprintf(str, "Settings/Devices/%s", pequipment->driver[i].name);
status = db_find_key(hDB, fgd_info->hKeyRoot, str, &hKey);
if (status != DB_SUCCESS) {
db_create_key(hDB, fgd_info->hKeyRoot, str, TID_KEY);
status = db_find_key(hDB, fgd_info->hKeyRoot, str, &hKey);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "hv_init", "Cannot create %s entry in online database", str);
free_mem(fgd_info);
return FE_ERR_ODB;
}
}
status = device_driver(&pequipment->driver[i], CMD_INIT, hKey);
if (status != FE_SUCCESS) {
free_mem(fgd_info);
return status;
}
}
/* compose device driver channel assignment */
for (i = 0, j = 0, index = 0, offset = 0; i < fgd_info->num_channels; i++, j++) {
while (j >= pequipment->driver[index].channels && pequipment->driver[index].name[0]) {
offset += j;
index++;
j = 0;
}
fgd_info->driver[i] = &pequipment->driver[index];
fgd_info->channel_offset[i] = offset;
}
/*---- create demand variables ----*/
/* get demand from ODB */
status =
db_find_key(hDB, fgd_info->hKeyRoot, "Variables/Demand", &fgd_info->hKeyDemand);
if (status == DB_SUCCESS) {
size = sizeof(float) * fgd_info->num_channels;
db_get_data(hDB, fgd_info->hKeyDemand, fgd_info->demand, &size, TID_FLOAT);
}
/* let device driver overwrite demand values, if it supports it */
for (i = 0; i < fgd_info->num_channels; i++) {
if (fgd_info->driver[i]->flags & DF_PRIO_DEVICE) {
device_driver(fgd_info->driver[i], CMD_GET_DEMAND,
i - fgd_info->channel_offset[i], &fgd_info->demand[i]);
fgd_info->demand_mirror[i] = fgd_info->demand[i];
} else
fgd_info->demand_mirror[i] = -12345.f; /* use -12345 as invalid value */
}
/* write back demand values */
status =
db_find_key(hDB, fgd_info->hKeyRoot, "Variables/Demand", &fgd_info->hKeyDemand);
if (status != DB_SUCCESS) {
db_create_key(hDB, fgd_info->hKeyRoot, "Variables/Demand", TID_FLOAT);
db_find_key(hDB, fgd_info->hKeyRoot, "Variables/Demand", &fgd_info->hKeyDemand);
}
size = sizeof(float) * fgd_info->num_channels;
db_set_data(hDB, fgd_info->hKeyDemand, fgd_info->demand, size,
fgd_info->num_channels, TID_FLOAT);
db_open_record(hDB, fgd_info->hKeyDemand, fgd_info->demand,
fgd_info->num_channels * sizeof(float), MODE_READ, fgd_demand,
pequipment);
/*---- create measured variables ----*/
db_merge_data(hDB, fgd_info->hKeyRoot, "Variables/Current Measured",
fgd_info->measured, sizeof(float) * fgd_info->num_channels,
fgd_info->num_channels, TID_FLOAT);
db_find_key(hDB, fgd_info->hKeyRoot, "Variables/Current Measured", &fgd_info->hKeyMeasured);
memcpy(fgd_info->measured_mirror, fgd_info->measured,
fgd_info->num_channels * sizeof(float));
/*---- create Temp1 measured variables ----*/
db_merge_data(hDB, fgd_info->hKeyRoot, "Variables/Temp1",
fgd_info->temp1, sizeof(float) * fgd_info->num_channels,
fgd_info->num_channels, TID_FLOAT);
db_find_key(hDB, fgd_info->hKeyRoot, "Variables/Temp1", &fgd_info->hKeyTemp1);
/*---- create Temp2 measured variables ----*/
db_merge_data(hDB, fgd_info->hKeyRoot, "Variables/Temp2",
fgd_info->temp2, sizeof(float) * fgd_info->num_channels,
fgd_info->num_channels, TID_FLOAT);
db_find_key(hDB, fgd_info->hKeyRoot, "Variables/Temp2", &fgd_info->hKeyTemp2);
/*---- create Temp3 measured variables ----*/
db_merge_data(hDB, fgd_info->hKeyRoot, "Variables/Temp3",
fgd_info->temp3, sizeof(float) * fgd_info->num_channels,
fgd_info->num_channels, TID_FLOAT);
db_find_key(hDB, fgd_info->hKeyRoot, "Variables/Temp3", &fgd_info->hKeyTemp3);
/*---- get default names from device driver ----*/
for (i = 0; i < fgd_info->num_channels; i++) {
sprintf(fgd_info->names + NAME_LENGTH * i, "Default%%CH %d", i);
device_driver(fgd_info->driver[i], CMD_GET_LABEL,
i - fgd_info->channel_offset[i], fgd_info->names + NAME_LENGTH * i);
}
db_merge_data(hDB, fgd_info->hKeyRoot, "Settings/Names",
fgd_info->names, NAME_LENGTH * fgd_info->num_channels,
fgd_info->num_channels, TID_STRING);
/*---- set labels form midas SC names ----*/
for (i = 0; i < fgd_info->num_channels; i++) {
fgd_info = (FGD_INFO *) pequipment->cd_info;
device_driver(fgd_info->driver[i], CMD_SET_LABEL,
i - fgd_info->channel_offset[i], fgd_info->names + NAME_LENGTH * i);
}
/* open hotlink on channel names */
if (db_find_key(hDB, fgd_info->hKeyRoot, "Settings/Names", &hNames) == DB_SUCCESS)
db_open_record(hDB, hNames, fgd_info->names, NAME_LENGTH*fgd_info->num_channels,
MODE_READ, fgd_update_label, pequipment);
/*---- get default update threshold from device driver ----*/
for (i = 0; i < fgd_info->num_channels; i++) {
fgd_info->update_threshold[i] = 1.f; /* default 1 unit */
device_driver(fgd_info->driver[i], CMD_GET_THRESHOLD,
i - fgd_info->channel_offset[i], &fgd_info->update_threshold[i]);
}
db_merge_data(hDB, fgd_info->hKeyRoot, "Settings/Update Threshold Measured",
fgd_info->update_threshold, sizeof(float)*fgd_info->num_channels,
fgd_info->num_channels, TID_FLOAT);
/* open hotlink on update threshold */
if (db_find_key(hDB, fgd_info->hKeyRoot, "Settings/Update Threshold Measured", &hThreshold) == DB_SUCCESS)
db_open_record(hDB, hThreshold, fgd_info->update_threshold, sizeof(float)*fgd_info->num_channels,
MODE_READ, NULL, NULL);
/*---- set initial demand values ----*/
// fgd_demand(hDB, fgd_info->hKeyDemand, pequipment);
/* initially read all channels */
for (i = 0; i < fgd_info->num_channels; i++)
fgd_read(pequipment, i);
return FE_SUCCESS;
}
INT submit_elog(char *host, int port, int ssl, char *subdir, char *experiment,
char *uname, char *upwd,
int reply,
int quote_on_reply,
int edit,
int download,
int suppress,
int encoding,
char attrib_name[MAX_N_ATTR][NAME_LENGTH],
char attrib[MAX_N_ATTR][NAME_LENGTH],
int n_attr,
char *text, char afilename[MAX_ATTACHMENTS][256],
char *buffer[MAX_ATTACHMENTS], INT buffer_size[MAX_ATTACHMENTS])
/********************************************************************\
Routine: submit_elog
Purpose: Submit an ELog entry
Input:
char *host Host name where ELog server runs
in port ELog server port number
int ssl SSL flag
char *subdir Subdirectoy to elog server
char *uname User name
char *upwd User password
int reply Reply to existing message
int edit Edit existing message
int download Download existing message
int suppress Suppress Email notification
int encoding 0:ELCode,1:plain,2:HTML
char *attrib_name Attribute names
char *attrib Attribute values
char *text Message text
char afilename[] File names of attachments
char *buffer[] Attachment contents
INT buffer_size[] Size of buffer in bytes
Function value:
EL_SUCCESS Successful completion
\********************************************************************/
{
int status, sock, i, n, header_length, content_length, index;
char host_name[256], boundary[80], str[80], encrypted_passwd[256], *p, *old_encoding;
char old_attrib_name[MAX_N_ATTR+1][NAME_LENGTH], old_attrib[MAX_N_ATTR+1][NAME_LENGTH];
struct hostent *phe;
#ifdef HAVE_SSL
SSL *ssl_con = NULL;
#endif
/* get local host name */
gethostname(host_name, sizeof(host_name));
phe = gethostbyname(host_name);
if (phe == NULL) {
perror("Cannot retrieve host name");
return -1;
}
phe = gethostbyaddr(phe->h_addr, sizeof(int), AF_INET);
if (phe == NULL) {
perror("Cannot retrieve host name");
return -1;
}
/* if domain name is not in host name, hope to get it from phe */
if (strchr(host_name, '.') == NULL)
strcpy(host_name, phe->h_name);
if (edit || download) {
if (edit)
status = retrieve_elog(host, port, subdir, ssl, experiment, uname, upwd, edit,
old_attrib_name, old_attrib, old_text);
else
status = retrieve_elog(host, port, subdir, ssl, experiment, uname, upwd, download,
old_attrib_name, old_attrib, old_text);
if (status != 1)
return status;
/* update attributes */
for (index = 0; index < n_attr; index++) {
for (i = 0; i < MAX_N_ATTR && old_attrib_name[i][0]; i++)
if (equal_ustring(attrib_name[index], old_attrib_name[i]))
break;
if (old_attrib_name[i][0])
strlcpy(old_attrib[i], attrib[index], NAME_LENGTH);
}
/* copy attributes */
for (i = 0; i < MAX_N_ATTR && old_attrib_name[i][0]; i++) {
strlcpy(attrib_name[i], old_attrib_name[i], NAME_LENGTH);
strlcpy(attrib[i], old_attrib[i], NAME_LENGTH);
}
n_attr = i;
if (text[0] == 0)
strlcpy(text, old_text, TEXT_SIZE);
}
if (download) {
if (strstr(response, "$@MID@$:"))
printf("%s", strstr(response, "$@MID@$:"));
else
printf("%s", response);
return 1;
}
if (reply) {
status =
retrieve_elog(host, port, subdir, ssl, experiment, uname, upwd, reply,
old_attrib_name, old_attrib, old_text);
if (status != 1)
return status;
/* update attributes */
for (index = 0; index < n_attr; index++) {
for (i = 0; i < MAX_N_ATTR && old_attrib_name[i][0]; i++)
if (equal_ustring(attrib_name[index], old_attrib_name[i]))
break;
if (old_attrib_name[i][0])
strlcpy(old_attrib[i], attrib[index], NAME_LENGTH);
}
/* copy attributes */
for (i = 0; i < MAX_N_ATTR && old_attrib_name[i][0]; i++) {
if (equal_ustring(old_attrib_name[i], "Reply to") || equal_ustring(old_attrib_name[i], "Date")) {
attrib_name[i][0] = 0;
attrib[i][0] = 0;
} else {
strlcpy(attrib_name[i], old_attrib_name[i], NAME_LENGTH);
strlcpy(attrib[i], old_attrib[i], NAME_LENGTH);
}
}
n_attr = i;
/* check encoding */
old_encoding = "plain";
for (i = 0; i < n_attr; i++)
if (equal_ustring(attrib_name[i], "encoding"))
break;
if (i < n_attr)
old_encoding = attrib[i];
if (quote_on_reply) {
strlcpy(new_text, text, sizeof(new_text));
/* precede old text with "> " */
text[0] = 0;
p = old_text;
do {
if (strchr(p, '\n')) {
*strchr(p, '\n') = 0;
if (old_encoding[0] == 'H') {
strlcat(text, "> ", TEXT_SIZE);
strlcat(text, p, TEXT_SIZE);
strlcat(text, "<br>\n", TEXT_SIZE);
} else {
strlcat(text, "> ", TEXT_SIZE);
strlcat(text, p, TEXT_SIZE);
strlcat(text, "\n", TEXT_SIZE);
}
p += strlen(p) + 1;
if (*p == '\n')
p++;
} else {
if (old_encoding[0] == 'H') {
strlcat(text, "> ", TEXT_SIZE);
strlcat(text, p, TEXT_SIZE);
strlcat(text, "<p>\n", TEXT_SIZE);
} else {
strlcat(text, "> ", TEXT_SIZE);
strlcat(text, p, TEXT_SIZE);
strlcat(text, "\n\n", TEXT_SIZE);
}
break;
}
} while (1);
strlcat(text, new_text, TEXT_SIZE);
}
}
sock = elog_connect(host, port);
if (sock < 0)
return sock;
#ifdef HAVE_SSL
if (ssl)
if (ssl_connect(sock, &ssl_con) < 0) {
printf("elogd server does not run SSL protocol\n");
return -1;
}
#endif
content_length = 100000;
for (i = 0; i < MAX_ATTACHMENTS; i++)
if (afilename[i][0])
content_length += buffer_size[i];
content = (char *)malloc(content_length);
if (content == NULL) {
printf("Not enough memory\n");
return -1;
}
/* compose content */
srand((unsigned) time(NULL));
sprintf(boundary, "---------------------------%04X%04X%04X", rand(), rand(), rand());
strcpy(content, boundary);
strcat(content, "\r\nContent-Disposition: form-data; name=\"cmd\"\r\n\r\nSubmit\r\n");
if (uname[0])
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"unm\"\r\n\r\n%s\r\n", boundary, uname);
if (upwd[0]) {
do_crypt(upwd, encrypted_passwd, sizeof(encrypted_passwd));
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"upwd\"\r\n\r\n%s\r\n", boundary,
encrypted_passwd);
}
if (experiment[0])
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"exp\"\r\n\r\n%s\r\n", boundary, experiment);
if (reply)
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"reply_to\"\r\n\r\n%d\r\n", boundary, reply);
if (edit) {
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"edit_id\"\r\n\r\n%d\r\n", boundary, edit);
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"skiplock\"\r\n\r\n1\r\n", boundary);
}
if (suppress)
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"suppress\"\r\n\r\n1\r\n", boundary);
if (encoding == 0)
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"encoding\"\r\n\r\nELCode\r\n", boundary);
else if (encoding == 1)
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"encoding\"\r\n\r\nplain\r\n", boundary);
else if (encoding == 2)
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"encoding\"\r\n\r\nHTML\r\n", boundary);
for (i = 0; i < n_attr; i++) {
strcpy(str, attrib_name[i]);
if (str[0]) {
stou(str);
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"%s\"\r\n\r\n%s\r\n", boundary, str, attrib[i]);
}
}
if (text[0])
sprintf(content + strlen(content),
"%s\r\nContent-Disposition: form-data; name=\"Text\"\r\n\r\n%s\r\n%s\r\n",
boundary, text, boundary);
content_length = strlen(content);
p = content + content_length;
for (i = 0; i < MAX_ATTACHMENTS; i++)
if (afilename[i][0]) {
sprintf(p,
"Content-Disposition: form-data; name=\"attfile%d\"; filename=\"%s\"\r\n\r\n",
i + 1, afilename[i]);
content_length += strlen(p);
p += strlen(p);
memcpy(p, buffer[i], buffer_size[i]);
p += buffer_size[i];
strcpy(p, boundary);
strcat(p, "\r\n");
content_length += buffer_size[i] + strlen(p);
p += strlen(p);
}
/* compose request */
strcpy(request, "POST /");
if (subdir[0])
sprintf(request + strlen(request), "%s/", subdir);
if (experiment[0]) {
strcpy(str, experiment);
url_encode(str, sizeof(str));
sprintf(request + strlen(request), "%s/", str);
}
strcat(request, " HTTP/1.0\r\n");
sprintf(request + strlen(request), "Content-Type: multipart/form-data; boundary=%s\r\n", boundary);
if (port != 80)
sprintf(str, "%s:%d", host, port);
else
sprintf(str, "%s", host);
sprintf(request + strlen(request), "Host: %s\r\n", str);
sprintf(request + strlen(request), "User-Agent: ELOG\r\n");
sprintf(request + strlen(request), "Content-Length: %d\r\n", content_length);
strcat(request, "\r\n");
header_length = strlen(request);
/*
{
FILE *f;
f = fopen("elog.log", "w");
fwrite(request, header_length+content_length, 1, f);
fclose(f);
}
*/
/* send request */
#ifdef HAVE_SSL
if (ssl)
SSL_write(ssl_con, request, header_length);
else
#endif
send(sock, request, header_length, 0);
if (verbose) {
printf("Request sent to host:\n");
puts(request);
}
/* send content */
#ifdef HAVE_SSL
if (ssl)
SSL_write(ssl_con, content, content_length);
else
#endif
send(sock, content, content_length, 0);
if (verbose) {
printf("Content sent to host:\n");
puts(content);
}
/* receive response */
memset(response, 0, sizeof(response));
#ifdef HAVE_SSL
if (ssl)
i = SSL_read(ssl_con, response, sizeof(response) - 1);
else
#endif
i = recv(sock, response, sizeof(response) - 1, 0);
if (i < 0) {
perror("Cannot receive response");
return -1;
}
/* discard remainder of response */
n = i;
while (i > 0) {
#ifdef HAVE_SSL
if (ssl)
i = SSL_read(ssl_con, response + n, sizeof(response) - 1 - n);
else
#endif
i = recv(sock, response + n, sizeof(response) - 1 - n, 0);
if (i > 0)
n += i;
}
response[n] = 0;
#ifdef HAVE_SSL
if (ssl) {
SSL_shutdown(ssl_con);
SSL_free(ssl_con);
}
#endif
closesocket(sock);
if (verbose) {
printf("Response received:\n");
puts(response);
}
/* check response status */
if (strstr(response, "302 Found")) {
if (strstr(response, "Location:")) {
if (strstr(response, "has moved"))
printf("Error: elogd server has moved to another location\n");
else if (strstr(response, "fail"))
printf("Error: Invalid user name or password\n");
else {
strncpy(str, strstr(response, "Location:") + 10, sizeof(str));
if (strchr(str, '?'))
*strchr(str, '?') = 0;
if (strchr(str, '\n'))
*strchr(str, '\n') = 0;
if (strchr(str, '\r'))
*strchr(str, '\r') = 0;
if (strrchr(str, '/'))
printf("Message successfully transmitted, ID=%s\n", strrchr(str, '/') + 1);
else
printf("Message successfully transmitted, ID=%s\n", str);
}
} else
printf("Message successfully transmitted\n");
} else if (strstr(response, "Logbook Selection"))
printf("Error: No logbook specified\n");
else if (strstr(response, "enter password"))
printf("Error: Missing or invalid password\n");
else if (strstr(response, "form name=form1"))
printf("Error: Missing or invalid user name/password\n");
else if (strstr(response, "Error: Attribute")) {
if (strstr(response, "not existing")) {
strncpy(str, strstr(response, "Error: Attribute") + 27, sizeof(str));
if (strchr(str, '<'))
*strchr(str, '<') = 0;
printf("Error: Non existing attribute option \"%s\"\n", str);
} else {
strncpy(str, strstr(response, "Error: Attribute") + 20, sizeof(str));
if (strchr(str, '<'))
*strchr(str, '<') = 0;
printf("Error: Missing required attribute \"%s\"\n", str);
}
} else
printf("Error transmitting message\n");
return 1;
}
INT multi_init(EQUIPMENT * pequipment)
{
int status, size, i, j, index, ch_offset;
char str[256];
HNDLE hDB, hKey, hNamesIn, hNamesOut;
MULTI_INFO *m_info;
BOOL partially_disabled;
/* allocate private data */
pequipment->cd_info = calloc(1, sizeof(MULTI_INFO));
m_info = (MULTI_INFO *) pequipment->cd_info;
/* get class driver root key */
cm_get_experiment_database(&hDB, NULL);
sprintf(str, "/Equipment/%s", pequipment->name);
db_create_key(hDB, 0, str, TID_KEY);
db_find_key(hDB, 0, str, &m_info->hKeyRoot);
/* save event format */
size = sizeof(str);
db_get_value(hDB, m_info->hKeyRoot, "Common/Format", str, &size, TID_STRING, TRUE);
if (equal_ustring(str, "Fixed"))
m_info->format = FORMAT_FIXED;
else if (equal_ustring(str, "MIDAS"))
m_info->format = FORMAT_MIDAS;
else if (equal_ustring(str, "YBOS"))
m_info->format = FORMAT_YBOS;
/* count total number of channels */
for (i = m_info->num_channels_input = m_info->num_channels_output = 0;
pequipment->driver[i].name[0]; i++) {
if (pequipment->driver[i].flags & DF_INPUT)
m_info->num_channels_input += pequipment->driver[i].channels;
if (pequipment->driver[i].flags & DF_OUTPUT)
m_info->num_channels_output += pequipment->driver[i].channels;
}
if (m_info->num_channels_input == 0 && m_info->num_channels_output == 0) {
cm_msg(MERROR, "multi_init", "No channels found in device driver list");
return FE_ERR_ODB;
}
/* Allocate memory for buffers */
if (m_info->num_channels_input) {
m_info->names_input = (char *) calloc(m_info->num_channels_input, NAME_LENGTH);
m_info->var_input = (float *) calloc(m_info->num_channels_input, sizeof(float));
m_info->update_threshold = (float *) calloc(m_info->num_channels_input, sizeof(float));
m_info->offset_input = (float *) calloc(m_info->num_channels_input, sizeof(float));
m_info->factor_input = (float *) calloc(m_info->num_channels_input, sizeof(float));
m_info->input_mirror = (float *) calloc(m_info->num_channels_input, sizeof(float));
m_info->channel_offset_input = (INT *) calloc(m_info->num_channels_input, sizeof(INT));
m_info->driver_input = (void *) calloc(m_info->num_channels_input, sizeof(void *));
}
if (m_info->num_channels_output) {
m_info->names_output = (char *) calloc(m_info->num_channels_output, NAME_LENGTH);
m_info->var_output = (float *) calloc(m_info->num_channels_output, sizeof(float));
m_info->offset_output = (float *) calloc(m_info->num_channels_output, sizeof(float));
m_info->factor_output = (float *) calloc(m_info->num_channels_output, sizeof(float));
m_info->output_mirror = (float *) calloc(m_info->num_channels_output, sizeof(float));
m_info->channel_offset_output = (INT *) calloc(m_info->num_channels_output, sizeof(DWORD));
m_info->driver_output = (void *) calloc(m_info->num_channels_output, sizeof(void *));
}
/*---- Create/Read settings ----*/
if (m_info->num_channels_input) {
/* Update threshold */
for (i = 0; i < m_info->num_channels_input; i++)
m_info->update_threshold[i] = 0.1f; /* default 0.1 */
db_merge_data(hDB, m_info->hKeyRoot, "Settings/Update Threshold",
m_info->update_threshold, m_info->num_channels_input * sizeof(float),
m_info->num_channels_input, TID_FLOAT);
db_find_key(hDB, m_info->hKeyRoot, "Settings/Update Threshold", &hKey);
db_open_record(hDB, hKey, m_info->update_threshold,
m_info->num_channels_input * sizeof(float), MODE_READ, NULL, NULL);
/* Offset */
for (i = 0; i < m_info->num_channels_input; i++)
m_info->offset_input[i] = 0.f; /* default 0 */
db_merge_data(hDB, m_info->hKeyRoot, "Settings/Input Offset",
m_info->offset_input, m_info->num_channels_input * sizeof(float),
m_info->num_channels_input, TID_FLOAT);
db_find_key(hDB, m_info->hKeyRoot, "Settings/Input Offset", &hKey);
db_open_record(hDB, hKey, m_info->offset_input,
m_info->num_channels_input * sizeof(float), MODE_READ, NULL, NULL);
}
for (i = 0; i < m_info->num_channels_output; i++)
m_info->offset_output[i] = 0.f;
if (m_info->num_channels_output) {
db_merge_data(hDB, m_info->hKeyRoot, "Settings/Output Offset",
m_info->offset_output, m_info->num_channels_output * sizeof(float),
m_info->num_channels_output, TID_FLOAT);
db_find_key(hDB, m_info->hKeyRoot, "Settings/Output Offset", &hKey);
db_open_record(hDB, hKey, m_info->offset_output,
m_info->num_channels_output * sizeof(float), MODE_READ, NULL, NULL);
}
/* Factor */
for (i = 0; i < m_info->num_channels_input; i++)
m_info->factor_input[i] = 1.f; /* default 1 */
if (m_info->num_channels_input) {
db_merge_data(hDB, m_info->hKeyRoot, "Settings/Input Factor",
m_info->factor_input, m_info->num_channels_input * sizeof(float),
m_info->num_channels_input, TID_FLOAT);
db_find_key(hDB, m_info->hKeyRoot, "Settings/Input factor", &hKey);
db_open_record(hDB, hKey, m_info->factor_input,
m_info->num_channels_input * sizeof(float), MODE_READ, NULL, NULL);
}
if (m_info->num_channels_output) {
for (i = 0; i < m_info->num_channels_output; i++)
m_info->factor_output[i] = 1.f;
db_merge_data(hDB, m_info->hKeyRoot, "Settings/Output Factor",
m_info->factor_output, m_info->num_channels_output * sizeof(float),
m_info->num_channels_output, TID_FLOAT);
db_find_key(hDB, m_info->hKeyRoot, "Settings/Output factor", &hKey);
db_open_record(hDB, hKey, m_info->factor_output,
m_info->num_channels_output * sizeof(float), MODE_READ, NULL, NULL);
}
/*---- Create/Read variables ----*/
/* Input */
if (m_info->num_channels_input) {
db_merge_data(hDB, m_info->hKeyRoot, "Variables/Input",
m_info->var_input, m_info->num_channels_input * sizeof(float),
m_info->num_channels_input, TID_FLOAT);
db_find_key(hDB, m_info->hKeyRoot, "Variables/Input", &m_info->hKeyInput);
memcpy(m_info->input_mirror, m_info->var_input,
m_info->num_channels_input * sizeof(float));
}
/* Output */
if (m_info->num_channels_output) {
db_merge_data(hDB, m_info->hKeyRoot, "Variables/Output",
m_info->var_output, m_info->num_channels_output * sizeof(float),
m_info->num_channels_output, TID_FLOAT);
db_find_key(hDB, m_info->hKeyRoot, "Variables/Output", &m_info->hKeyOutput);
}
/*---- Initialize device drivers ----*/
/* call init method */
partially_disabled = FALSE;
for (i = 0; pequipment->driver[i].name[0]; i++) {
sprintf(str, "Settings/Devices/%s", pequipment->driver[i].name);
status = db_find_key(hDB, m_info->hKeyRoot, str, &hKey);
if (status != DB_SUCCESS) {
db_create_key(hDB, m_info->hKeyRoot, str, TID_KEY);
status = db_find_key(hDB, m_info->hKeyRoot, str, &hKey);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "multi_init", "Cannot create %s entry in online database",
str);
free_mem(m_info);
return FE_ERR_ODB;
}
}
/* check enabled flag */
size = sizeof(pequipment->driver[i].enabled);
pequipment->driver[i].enabled = 1;
sprintf(str, "Settings/Devices/%s/Enabled", pequipment->driver[i].name);
status = db_get_value(hDB, m_info->hKeyRoot, str, &pequipment->driver[i].enabled, &size, TID_BOOL, TRUE);
if (status != DB_SUCCESS)
return FE_ERR_ODB;
if (pequipment->driver[i].enabled) {
status = device_driver(&pequipment->driver[i], CMD_INIT, hKey);
if (status != FE_SUCCESS) {
free_mem(m_info);
return status;
}
} else
partially_disabled = TRUE;
}
/* compose device driver channel assignment */
for (i = 0, j = 0, index = 0, ch_offset = 0; i < m_info->num_channels_input; i++, j++) {
while (pequipment->driver[index].name[0] &&
(j >= pequipment->driver[index].channels ||
(pequipment->driver[index].flags & DF_INPUT) == 0)) {
ch_offset += j;
index++;
j = 0;
}
m_info->driver_input[i] = &pequipment->driver[index];
m_info->channel_offset_input[i] = ch_offset;
}
for (i = 0, j = 0, index = 0, ch_offset = 0; i < m_info->num_channels_output; i++, j++) {
while (pequipment->driver[index].name[0] &&
(j >= pequipment->driver[index].channels ||
(pequipment->driver[index].flags & DF_OUTPUT) == 0)) {
ch_offset += j;
index++;
j = 0;
}
m_info->driver_output[i] = &pequipment->driver[index];
m_info->channel_offset_output[i] = ch_offset;
}
/*---- get default names from device driver ----*/
if (m_info->num_channels_input) {
for (i = 0; i < m_info->num_channels_input; i++) {
sprintf(m_info->names_input + NAME_LENGTH * i, "Input Channel %d", i);
device_driver(m_info->driver_input[i], CMD_GET_LABEL,
i - m_info->channel_offset_input[i],
m_info->names_input + NAME_LENGTH * i);
/* merge existing names with labels from driver */
status = db_find_key(hDB, m_info->hKeyRoot, "Settings/Names Input", &hKey);
if (status != DB_SUCCESS) {
db_create_key(hDB, m_info->hKeyRoot, "Settings/Names Input", TID_STRING);
db_find_key(hDB, m_info->hKeyRoot, "Settings/Names Input", &hKey);
db_set_data(hDB, hKey, m_info->names_input, NAME_LENGTH, 1, TID_STRING);
} else {
size = sizeof(str);
db_get_data_index(hDB, hKey, str, &size, i, TID_STRING);
if (!str[0])
db_set_data_index(hDB, hKey, m_info->names_input+NAME_LENGTH*i, NAME_LENGTH, i, TID_STRING);
}
}
}
if (m_info->num_channels_output) {
for (i = 0; i < m_info->num_channels_output; i++) {
sprintf(m_info->names_output + NAME_LENGTH * i, "Output Channel %d", i);
device_driver(m_info->driver_output[i], CMD_GET_LABEL,
i - m_info->channel_offset_output[i],
m_info->names_output + NAME_LENGTH * i);
/* merge existing names with labels from driver */
status = db_find_key(hDB, m_info->hKeyRoot, "Settings/Names Output", &hKey);
if (status != DB_SUCCESS) {
db_create_key(hDB, m_info->hKeyRoot, "Settings/Names Output", TID_STRING);
db_find_key(hDB, m_info->hKeyRoot, "Settings/Names Output", &hKey);
db_set_data(hDB, hKey, m_info->names_input, NAME_LENGTH, 1, TID_STRING);
} else {
size = sizeof(str);
db_get_data_index(hDB, hKey, str, &size, i, TID_STRING);
if (!str[0])
db_set_data_index(hDB, hKey, m_info->names_input+NAME_LENGTH*i, NAME_LENGTH, i, TID_STRING);
}
}
}
/*---- set labels from midas SC names ----*/
if (m_info->num_channels_input) {
for (i = 0; i < m_info->num_channels_input; i++) {
device_driver(m_info->driver_input[i], CMD_SET_LABEL,
i - m_info->channel_offset_input[i],
m_info->names_input + NAME_LENGTH * i);
}
/* open hotlink on input channel names */
if (db_find_key(hDB, m_info->hKeyRoot, "Settings/Names Input", &hNamesIn) ==
DB_SUCCESS)
db_open_record(hDB, hNamesIn, m_info->names_input,
NAME_LENGTH * m_info->num_channels_input, MODE_READ,
multi_update_label, pequipment);
}
for (i = 0; i < m_info->num_channels_output; i++) {
device_driver(m_info->driver_output[i], CMD_SET_LABEL,
i - m_info->channel_offset_output[i],
m_info->names_output + NAME_LENGTH * i);
}
/* open hotlink on output channel names */
if (m_info->num_channels_output) {
if (db_find_key(hDB, m_info->hKeyRoot, "Settings/Names Output", &hNamesOut) ==
DB_SUCCESS)
db_open_record(hDB, hNamesOut, m_info->names_output,
NAME_LENGTH * m_info->num_channels_output, MODE_READ,
multi_update_label, pequipment);
/* open hot link to output record */
db_open_record(hDB, m_info->hKeyOutput, m_info->var_output,
m_info->num_channels_output * sizeof(float),
MODE_READ, multi_output, pequipment);
}
/* set initial demand values */
for (i = 0; i < m_info->num_channels_output; i++) {
if (pequipment->driver[index].flags & DF_PRIO_DEVICE) {
/* read default value directly from device bypassing multi-thread buffer */
device_driver(m_info->driver_output[i], CMD_GET_DEMAND,
i - m_info->channel_offset_output[i],
&m_info->output_mirror[i]);
} else {
/* use default value from ODB */
m_info->output_mirror[i] = m_info->var_output[i] * m_info->factor_output[i] -
m_info->offset_output[i];
device_driver(m_info->driver_output[i], CMD_SET,
i - m_info->channel_offset_output[i],
m_info->output_mirror[i]);
}
}
if (m_info->num_channels_output)
db_set_record(hDB, m_info->hKeyOutput, m_info->output_mirror,
m_info->num_channels_output * sizeof(float), 0);
/* initially read all input channels */
if (m_info->num_channels_input)
multi_read(pequipment, -1);
if (partially_disabled)
return FE_PARTIALLY_DISABLED;
return FE_SUCCESS;
}
INT register_equipment(void)
{
INT index, size, status;
char str[256];
EQUIPMENT_INFO *eq_info;
EQUIPMENT_STATS *eq_stats;
HNDLE hKey;
/* get current ODB run state */
size = sizeof(run_state);
run_state = STATE_STOPPED;
db_get_value(hDB, 0, "/Runinfo/State", &run_state, &size, TID_INT, TRUE);
size = sizeof(run_number);
run_number = 1;
status = db_get_value(hDB, 0, "/Runinfo/Run number", &run_number, &size, TID_INT, TRUE);
assert(status == SUCCESS);
/* scan EQUIPMENT table from mevb.C */
for (index = 0; equipment[index].name[0]; index++) {
eq_info = &equipment[index].info;
eq_stats = &equipment[index].stats;
if (eq_info->event_id == 0) {
printf("\nEvent ID 0 for %s not allowed\n", equipment[index].name);
cm_disconnect_experiment();
ss_sleep(5000);
exit(0);
}
/* init status */
equipment[index].status = EB_SUCCESS;
sprintf(str, "/Equipment/%s/Common", equipment[index].name);
/* get last event limit from ODB */
if (eq_info->eq_type != EQ_SLOW) {
db_find_key(hDB, 0, str, &hKey);
size = sizeof(double);
if (hKey)
db_get_value(hDB, hKey, "Event limit", &eq_info->event_limit, &size, TID_DOUBLE, TRUE);
}
/* Create common subtree */
status = db_check_record(hDB, 0, str, EQUIPMENT_COMMON_STR, TRUE);
if (status != DB_SUCCESS) {
printf("Cannot check equipment record, status = %d\n", status);
ss_sleep(3000);
}
db_find_key(hDB, 0, str, &hKey);
if (equal_ustring(eq_info->format, "FIXED"))
equipment[index].format = FORMAT_FIXED;
else /* default format is MIDAS */
equipment[index].format = FORMAT_MIDAS;
gethostname(eq_info->frontend_host, sizeof(eq_info->frontend_host));
strcpy(eq_info->frontend_name, frontend_name);
strcpy(eq_info->frontend_file_name, frontend_file_name);
/* set record from equipment[] table in frontend.c */
db_set_record(hDB, hKey, eq_info, sizeof(EQUIPMENT_INFO), 0);
/* get record once at the start equipment info */
size = sizeof(EQUIPMENT_INFO);
db_get_record(hDB, hKey, eq_info, &size, 0);
/*---- Create just the key , leave it empty ---------------------------------*/
sprintf(str, "/Equipment/%s/Variables", equipment[index].name);
db_create_key(hDB, 0, str, TID_KEY);
db_find_key(hDB, 0, str, &hKey);
equipment[index].hkey_variables = hKey;
/*---- Create and initialize statistics tree -------------------*/
sprintf(str, "/Equipment/%s/Statistics", equipment[index].name);
status = db_check_record(hDB, 0, str, EQUIPMENT_STATISTICS_STR, TRUE);
if (status != DB_SUCCESS) {
printf("Cannot create/check statistics record, error %d\n", status);
ss_sleep(3000);
}
status = db_find_key(hDB, 0, str, &hKey);
if (status != DB_SUCCESS) {
printf("Cannot find statistics record, error %d\n", status);
ss_sleep(3000);
}
eq_stats->events_sent = 0;
eq_stats->events_per_sec = 0;
eq_stats->kbytes_per_sec = 0;
/* open hot link to statistics tree */
status = db_open_record(hDB, hKey, eq_stats, sizeof(EQUIPMENT_STATS)
, MODE_WRITE, NULL, NULL);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "register_equipment",
"Cannot open statistics record, error %d. Probably other FE is using it", status);
ss_sleep(3000);
}
/*---- open event buffer ---------------------------------------*/
if (eq_info->buffer[0]) {
status = bm_open_buffer(eq_info->buffer, 2 * max_event_size, &equipment[index].buffer_handle);
if (status != BM_SUCCESS && status != BM_CREATED) {
cm_msg(MERROR, "register_equipment",
"Cannot open event buffer. Try to reduce EVENT_BUFFER_SIZE in midas.h \
and rebuild the system.");
return 0;
}
if (1)
{
int level = 0;
bm_get_buffer_level(equipment[index].buffer_handle, &level);
printf("Buffer %s, level %d, info: \n", eq_info->buffer, level);
}
/* set the default buffer cache size */
bm_set_cache_size(equipment[index].buffer_handle, 0, SERVER_CACHE_SIZE);
} else {
/**
Scan ODB for alarms.
@return AL_SUCCESS
*/
INT al_check()
{
if (rpc_is_remote())
return rpc_call(RPC_AL_CHECK);
#ifdef LOCAL_ROUTINES
{
INT i, status, size, semaphore;
HNDLE hDB, hkeyroot, hkey;
KEY key;
ALARM a;
char str[256], value[256];
time_t now;
PROGRAM_INFO program_info;
BOOL flag;
ALARM_CLASS_STR(alarm_class_str);
ALARM_ODB_STR(alarm_odb_str);
ALARM_PERIODIC_STR(alarm_periodic_str);
cm_get_experiment_database(&hDB, NULL);
if (hDB == 0)
return AL_SUCCESS; /* called from server not yet connected */
/* check online mode */
flag = TRUE;
size = sizeof(flag);
db_get_value(hDB, 0, "/Runinfo/Online Mode", &flag, &size, TID_INT, TRUE);
if (!flag)
return AL_SUCCESS;
/* check global alarm flag */
flag = TRUE;
size = sizeof(flag);
db_get_value(hDB, 0, "/Alarms/Alarm system active", &flag, &size, TID_BOOL, TRUE);
if (!flag)
return AL_SUCCESS;
/* request semaphore */
cm_get_experiment_semaphore(&semaphore, NULL, NULL, NULL);
status = ss_semaphore_wait_for(semaphore, 100);
if (status == SS_TIMEOUT)
return AL_SUCCESS; /* someone else is doing alarm business */
if (status != SS_SUCCESS) {
printf("al_check: Something is wrong with our semaphore, ss_semaphore_wait_for() returned %d, aborting.\n", status);
//abort(); // DOES NOT RETURN
printf("al_check: Cannot abort - this will lock you out of odb. From this point, MIDAS will not work correctly. Please read the discussion at https://midas.triumf.ca/elog/Midas/945\n");
// NOT REACHED
return AL_SUCCESS;
}
/* check ODB alarms */
db_find_key(hDB, 0, "/Alarms/Alarms", &hkeyroot);
if (!hkeyroot) {
/* create default ODB alarm */
status = db_create_record(hDB, 0, "/Alarms/Alarms/Demo ODB", strcomb(alarm_odb_str));
db_find_key(hDB, 0, "/Alarms/Alarms", &hkeyroot);
if (!hkeyroot) {
ss_semaphore_release(semaphore);
return AL_SUCCESS;
}
status = db_create_record(hDB, 0, "/Alarms/Alarms/Demo periodic", strcomb(alarm_periodic_str));
db_find_key(hDB, 0, "/Alarms/Alarms", &hkeyroot);
if (!hkeyroot) {
ss_semaphore_release(semaphore);
return AL_SUCCESS;
}
/* create default alarm classes */
status = db_create_record(hDB, 0, "/Alarms/Classes/Alarm", strcomb(alarm_class_str));
status = db_create_record(hDB, 0, "/Alarms/Classes/Warning", strcomb(alarm_class_str));
if (status != DB_SUCCESS) {
ss_semaphore_release(semaphore);
return AL_SUCCESS;
}
}
for (i = 0;; i++) {
status = db_enum_key(hDB, hkeyroot, i, &hkey);
if (status == DB_NO_MORE_SUBKEYS)
break;
db_get_key(hDB, hkey, &key);
size = sizeof(a);
status = db_get_record(hDB, hkey, &a, &size, 0);
if (status != DB_SUCCESS || a.type < 1 || a.type > AT_LAST) {
/* make sure alarm record has right structure */
db_check_record(hDB, hkey, "", strcomb(alarm_odb_str), TRUE);
size = sizeof(a);
status = db_get_record(hDB, hkey, &a, &size, 0);
if (status != DB_SUCCESS || a.type < 1 || a.type > AT_LAST) {
cm_msg(MERROR, "al_check", "Cannot get alarm record");
continue;
}
}
/* check periodic alarm only when active */
if (a.active &&
a.type == AT_PERIODIC &&
a.check_interval > 0 && (INT) ss_time() - (INT) a.checked_last > a.check_interval) {
/* if checked_last has not been set, set it to current time */
if (a.checked_last == 0) {
a.checked_last = ss_time();
db_set_record(hDB, hkey, &a, size, 0);
} else
al_trigger_alarm(key.name, a.alarm_message, a.alarm_class, "", AT_PERIODIC);
}
/* check alarm only when active and not internal */
if (a.active &&
a.type == AT_EVALUATED &&
a.check_interval > 0 && (INT) ss_time() - (INT) a.checked_last > a.check_interval) {
/* if condition is true, trigger alarm */
if (al_evaluate_condition(a.condition, value)) {
sprintf(str, a.alarm_message, value);
al_trigger_alarm(key.name, str, a.alarm_class, "", AT_EVALUATED);
} else {
a.checked_last = ss_time();
status = db_set_value(hDB, hkey, "Checked last", &a.checked_last, sizeof(DWORD), 1, TID_DWORD);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "al_check", "Cannot change alarm record");
continue;
}
}
}
}
/* check /programs alarms */
db_find_key(hDB, 0, "/Programs", &hkeyroot);
if (hkeyroot) {
for (i = 0;; i++) {
status = db_enum_key(hDB, hkeyroot, i, &hkey);
if (status == DB_NO_MORE_SUBKEYS)
break;
db_get_key(hDB, hkey, &key);
/* don't check "execute on xxx" */
if (key.type != TID_KEY)
continue;
size = sizeof(program_info);
status = db_get_record(hDB, hkey, &program_info, &size, 0);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "al_check", "Cannot get program info record");
continue;
}
now = ss_time();
rpc_get_name(str);
str[strlen(key.name)] = 0;
if (!equal_ustring(str, key.name) && cm_exist(key.name, FALSE) == CM_NO_CLIENT) {
if (program_info.first_failed == 0) {
program_info.first_failed = (DWORD) now;
db_set_record(hDB, hkey, &program_info, sizeof(program_info), 0);
}
/* fire alarm when not running for more than what specified in check interval */
if (now - program_info.first_failed >= program_info.check_interval / 1000) {
/* if not running and alarm calss defined, trigger alarm */
if (program_info.alarm_class[0]) {
sprintf(str, "Program %s is not running", key.name);
al_trigger_alarm(key.name, str, program_info.alarm_class,
"Program not running", AT_PROGRAM);
}
/* auto restart program */
if (program_info.auto_restart && program_info.start_command[0]) {
ss_system(program_info.start_command);
program_info.first_failed = 0;
cm_msg(MTALK, "al_check", "Program %s restarted", key.name);
}
}
} else {
if (program_info.first_failed != 0) {
program_info.first_failed = 0;
db_set_record(hDB, hkey, &program_info, sizeof(program_info), 0);
}
}
}
}
ss_semaphore_release(semaphore);
}
#endif /* LOCAL_COUTINES */
return SUCCESS;
}
BOOL al_evaluate_condition(const char *condition, char *value)
{
HNDLE hDB, hkey;
int i, j, idx1, idx2, idx, size, state;
KEY key;
double value1, value2;
char value1_str[256], value2_str[256], str[256], op[3], function[80];
char data[10000];
DWORD dtime;
strcpy(str, condition);
op[1] = op[2] = 0;
value1 = value2 = 0;
idx1 = idx2 = 0;
/* find value and operator */
for (i = strlen(str) - 1; i > 0; i--)
if (strchr("<>=!&", str[i]) != NULL)
break;
op[0] = str[i];
for (j = 1; str[i + j] == ' '; j++);
strlcpy(value2_str, str + i + j, sizeof(value2_str));
value2 = atof(value2_str);
str[i] = 0;
if (i > 0 && strchr("<>=!&", str[i - 1])) {
op[1] = op[0];
op[0] = str[--i];
str[i] = 0;
}
i--;
while (i > 0 && str[i] == ' ')
i--;
str[i + 1] = 0;
/* check if function */
function[0] = 0;
if (str[i] == ')') {
str[i--] = 0;
if (strchr(str, '(')) {
*strchr(str, '(') = 0;
strcpy(function, str);
for (i = strlen(str) + 1, j = 0; str[i]; i++, j++)
str[j] = str[i];
str[j] = 0;
i = j - 1;
}
}
/* find key */
if (str[i] == ']') {
str[i--] = 0;
if (str[i] == '*') {
idx1 = -1;
while (i > 0 && str[i] != '[')
i--;
str[i] = 0;
} else if (strchr(str, '[') &&
strchr(strchr(str, '['), '-')) {
while (i > 0 && isdigit(str[i]))
i--;
idx2 = atoi(str + i + 1);
while (i > 0 && str[i] != '[')
i--;
idx1 = atoi(str + i + 1);
str[i] = 0;
} else {
while (i > 0 && isdigit(str[i]))
i--;
idx1 = idx2 = atoi(str + i + 1);
str[i] = 0;
}
}
cm_get_experiment_database(&hDB, NULL);
db_find_key(hDB, 0, str, &hkey);
if (!hkey) {
cm_msg(MERROR, "al_evaluate_condition", "Cannot find key %s to evaluate alarm condition", str);
if (value)
strcpy(value, "unknown");
return FALSE;
}
db_get_key(hDB, hkey, &key);
if (idx1 < 0) {
idx1 = 0;
idx2 = key.num_values-1;
}
for (idx=idx1; idx<=idx2 ; idx++) {
if (equal_ustring(function, "access")) {
/* check key access time */
db_get_key_time(hDB, hkey, &dtime);
sprintf(value1_str, "%d", dtime);
value1 = atof(value1_str);
} else if (equal_ustring(function, "access_running")) {
/* check key access time if running */
db_get_key_time(hDB, hkey, &dtime);
sprintf(value1_str, "%d", dtime);
size = sizeof(state);
db_get_value(hDB, 0, "/Runinfo/State", &state, &size, TID_INT, FALSE);
if (state != STATE_RUNNING)
strcpy(value1_str, "0");
value1 = atof(value1_str);
} else {
/* get key data and convert to double */
db_get_key(hDB, hkey, &key);
size = sizeof(data);
db_get_data_index(hDB, hkey, data, &size, idx, key.type);
db_sprintf(value1_str, data, size, 0, key.type);
value1 = atof(value1_str);
}
/* convert boolean values to integers */
if (key.type == TID_BOOL) {
value1 = (value1_str[0] == 'Y' || value1_str[0] == 'y' || value1_str[0] == '1');
value2 = (value2_str[0] == 'Y' || value2_str[0] == 'y' || value2_str[0] == '1');
}
/* return value */
if (value)
strcpy(value, value1_str);
/* now do logical operation */
if (strcmp(op, "=") == 0)
if (value1 == value2) return TRUE;
if (strcmp(op, "==") == 0)
if (value1 == value2) return TRUE;
if (strcmp(op, "!=") == 0)
if (value1 != value2) return TRUE;
if (strcmp(op, "<") == 0)
if (value1 < value2) return TRUE;
if (strcmp(op, ">") == 0)
if (value1 > value2) return TRUE;
if (strcmp(op, "<=") == 0)
if (value1 <= value2) return TRUE;
if (strcmp(op, ">=") == 0)
if (value1 >= value2) return TRUE;
if (strcmp(op, "&") == 0)
if (((unsigned int)value1 & (unsigned int)value2) > 0) return TRUE;
}
return FALSE;
}
INT al_trigger_class(const char *alarm_class, const char *alarm_message, BOOL first)
/********************************************************************\
Routine: al_trigger_class
Purpose: Trigger a certain alarm class
Input:
char *alarm_class Alarm class, must be defined in
/alarms/classes
char *alarm_message Optional message which goes with alarm
BOOL first TRUE if alarm is triggered first time
(used for elog)
Output:
Function value:
AL_INVALID_NAME Alarm class not defined
AL_SUCCESS Successful completion
\********************************************************************/
{
int status, size, state;
HNDLE hDB, hkeyclass;
char str[256], command[256], tag[32], url[256];
ALARM_CLASS ac;
DWORD now = ss_time();
tag[0] = 0;
cm_get_experiment_database(&hDB, NULL);
/* get alarm class */
sprintf(str, "/Alarms/Classes/%s", alarm_class);
db_find_key(hDB, 0, str, &hkeyclass);
if (!hkeyclass) {
cm_msg(MERROR, "al_trigger_class", "Alarm class %s not found in ODB", alarm_class);
return AL_INVALID_NAME;
}
size = sizeof(ac);
status = db_get_record(hDB, hkeyclass, &ac, &size, 0);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "al_trigger_class", "Cannot get alarm class record");
return AL_ERROR_ODB;
}
/* write system message */
if (ac.write_system_message && (now - ac.system_message_last >= (DWORD)ac.system_message_interval)) {
if (equal_ustring(alarm_class, "All"))
sprintf(str, "General alarm: %s", alarm_message);
else
sprintf(str, "%s: %s", alarm_class, alarm_message);
cm_msg(MTALK, "al_trigger_class", "%s", str);
ac.system_message_last = now;
}
/* write elog message on first trigger if using internal ELOG */
size = sizeof(url);
if (ac.write_elog_message && first &&
db_get_value(hDB, 0, "/Elog/URL", url, &size, TID_STRING, FALSE) != DB_SUCCESS)
el_submit(0, "Alarm system", "Alarm", "General", alarm_class, str,
"", "plain", "", "", 0, "", "", 0, "", "", 0, tag, sizeof(tag));
/* execute command */
if (ac.execute_command[0] &&
ac.execute_interval > 0 && (INT) ss_time() - (INT) ac.execute_last > ac.execute_interval) {
if (equal_ustring(alarm_class, "All"))
sprintf(str, "General alarm: %s", alarm_message);
else
sprintf(str, "%s: %s", alarm_class, alarm_message);
sprintf(command, ac.execute_command, str);
cm_msg(MINFO, "al_trigger_class", "Execute: %s", command);
ss_system(command);
ac.execute_last = ss_time();
}
/* stop run */
if (ac.stop_run) {
state = STATE_STOPPED;
size = sizeof(state);
db_get_value(hDB, 0, "/Runinfo/State", &state, &size, TID_INT, TRUE);
if (state != STATE_STOPPED) {
cm_msg(MINFO, "al_trigger_class", "Stopping the run from alarm class \'%s\', message \'%s\'", alarm_class, alarm_message);
cm_transition(TR_STOP, 0, NULL, 0, TR_DETACH, FALSE);
}
}
status = db_set_record(hDB, hkeyclass, &ac, sizeof(ac), 0);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "al_trigger_class", "Cannot update alarm class record");
return AL_ERROR_ODB;
}
return AL_SUCCESS;
}
