* Anthony Gialluca <tonyabg at charter.net>
**/
+/*
+ * FIXME: Don't know why but without this here atof() was not returning
+ * correct values for me. This is behavior that I don't understand and
+ * should be examined in closer detail.
+ */
+#include <stdlib.h>
+
#include "collectd.h"
-#include "common.h" /* rrd_update_file */
-#include "plugin.h" /* plugin_register, plugin_submit */
-#include "configfile.h" /* cf_register */
+#include "common.h" /* rrd_update_file */
+#include "plugin.h" /* plugin_register, plugin_submit */
+#include "configfile.h" /* cf_register */
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#if HAVE_NETDB_H
# include <netdb.h>
#endif
+
#if HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
-#if HAVE_ARPA_INET_H
-# include <arpa/inet.h> /* inet_addr */
-#endif
-
-#if 0
-#include <pwd.h>
-#include <setjmp.h> /* FIXME: Is this really neccessary? */
-#include <termios.h> /* FIXME: Is this really neccessary? */
-#include <sys/ioctl.h> /* FIXME: Is this really neccessary? */
-#include <sys/ipc.h> /* FIXME: Is this really neccessary? */
-#include <sys/sem.h> /* FIXME: Is this really neccessary? */
-#include <sys/shm.h> /* FIXME: Is this really neccessary? */
-#endif
#define NISPORT 3551
-#define _(String) (String)
-#define N_(String) (String)
#define MAXSTRING 256
#define MODULE_NAME "apcups"
-/* Default values for contacting daemon */
-static char *host = "localhost";
-static int port = NISPORT;
-
-static struct sockaddr_in tcp_serv_addr; /* socket information */
-static char *net_errmsg = NULL; /* pointer to error message */
-static char net_errbuf[256]; /* error message buffer for messages */
-
-/*
- * The following are only if not compiled to test the module with its own main.
-*/
-/* FIXME: Rename DSes to be more generic and follow established conventions. */
-#ifndef APCMAIN
-static char *volt_file_template = "apcups_volt-%s.rrd";
-static char *volt_ds_def[] =
-{
- "DS:linev:GAUGE:"COLLECTD_HEARTBEAT":0:250",
- "DS:outputv:GAUGE:"COLLECTD_HEARTBEAT":0:250",
- NULL
-};
-static int volt_ds_num = 2;
+#define APCUPS_DEFAULT_HOST "localhost"
-static char *bvolt_file_template = "apcups_bvolt-%s.rrd";
-static char *bvolt_ds_def[] =
-{
- "DS:battv:GAUGE:"COLLECTD_HEARTBEAT":0:100",
-};
-static int bvolt_ds_num = 1;
-
-static char *load_file_template = "apcups_load-%s.rrd";
-static char *load_ds_def[] =
-{
- "DS:loadpct:GAUGE:"COLLECTD_HEARTBEAT":0:120",
-};
-static int load_ds_num = 1;
-
-static char *charge_file_template = "apcups_charge-%s.rrd";
-static char *charge_ds_def[] =
-{
- "DS:bcharge:GAUGE:"COLLECTD_HEARTBEAT":0:100",
-};
-static int charge_ds_num = 1;
-
-static char *time_file_template = "apcups_time-%s.rrd";
-static char *time_ds_def[] =
+/*
+ * Private data types
+ */
+struct apc_detail_s
{
- "DS:timeleft:GAUGE:"COLLECTD_HEARTBEAT":0:100",
+ double linev;
+ double loadpct;
+ double bcharge;
+ double timeleft;
+ double outputv;
+ double itemp;
+ double battv;
+ double linefreq;
};
-static int time_ds_num = 1;
-static char *temp_file_template = "apcups_temp-%s.rrd";
-static char *temp_ds_def[] =
-{
- "DS:itemp:GAUGE:"COLLECTD_HEARTBEAT":0:100",
-};
-static int temp_ds_num = 1;
+/*
+ * Private variables
+ */
+/* Default values for contacting daemon */
+static char *conf_host = NULL;
+static int conf_port = NISPORT;
-static char *freq_file_template = "apcups_freq-%s.rrd";
-static char *freq_ds_def[] =
-{
- "DS:linefreq:GAUGE:"COLLECTD_HEARTBEAT":0:65",
-};
-static int freq_ds_num = 1;
+static int global_sockfd = -1;
-static char *config_keys[] =
+static const char *config_keys[] =
{
"Host",
"Port",
};
static int config_keys_num = 2;
-#endif /* ifndef APCMAIN */
-
-struct apc_detail_s
-{
- float linev;
- float loadpct;
- float bcharge;
- float timeleft;
- float outputv;
- float itemp;
- float battv;
- float linefreq;
-};
-
-#define BIG_BUF 4096
-
-/*
- * Read nbytes from the network.
- * It is possible that the total bytes require in several
- * read requests
- */
-static int read_nbytes(int fd, char *ptr, int nbytes)
-{
- int nleft, nread;
-
- nleft = nbytes;
-
- while (nleft > 0) {
- do {
- nread = read(fd, ptr, nleft);
- } while (nread == -1 && (errno == EINTR || errno == EAGAIN));
-
- if (nread <= 0) {
- return (nread); /* error, or EOF */
- }
-
- nleft -= nread;
- ptr += nread;
- }
-
- return (nbytes - nleft); /* return >= 0 */
-}
-
-/*
- * Write nbytes to the network.
- * It may require several writes.
- */
-static int write_nbytes(int fd, void *buf, int buflen)
+/* Close the network connection */
+static int apcups_shutdown (void)
{
- int nleft;
- int nwritten;
- char *ptr;
-
- ptr = (char *) buf;
+ uint16_t packet_size = 0;
- nleft = buflen;
- while (nleft > 0)
- {
- nwritten = write(fd, ptr, nleft);
+ if (global_sockfd < 0)
+ return (0);
- if (nwritten <= 0)
- {
- syslog (LOG_ERR, "Writing to socket failed: %s", strerror (errno));
- return (nwritten);
- }
-
- nleft -= nwritten;
- ptr += nwritten;
- }
-
- /* If we get here, (nleft <= 0) is true */
- return (buflen);
-}
-
-/* Close the network connection */
-static void net_close (int sockfd)
-{
- short pktsiz = 0;
+ DEBUG ("Gracefully shutting down socket %i.", global_sockfd);
/* send EOF sentinel */
- write_nbytes (sockfd, &pktsiz, sizeof (short));
- close (sockfd);
-}
+ swrite (global_sockfd, (void *) &packet_size, sizeof (packet_size));
+ close (global_sockfd);
+ global_sockfd = -1;
+
+ return (0);
+} /* int apcups_shutdown */
/*
* Open a TCP connection to the UPS network server
* Returns -1 on error
* Returns socket file descriptor otherwise
*/
-static int net_open(char *host, char *service, int port)
+static int net_open (char *host, char *service, int port)
{
- int sockfd;
- struct hostent *hp;
- unsigned int inaddr; /* Careful here to use unsigned int for */
- /* compatibility with Alpha */
-
- /*
- * Fill in the structure serv_addr with the address of the server that
- * we want to connect with.
- */
- memset((char *)&tcp_serv_addr, 0, sizeof(tcp_serv_addr));
- tcp_serv_addr.sin_family = AF_INET;
- tcp_serv_addr.sin_port = htons(port);
-
- if ((inaddr = inet_addr(host)) != INADDR_NONE) {
- tcp_serv_addr.sin_addr.s_addr = inaddr;
- } else {
- if ((hp = gethostbyname(host)) == NULL) {
- net_errmsg = "tcp_open: hostname error\n";
- return -1;
- }
+ int sd;
+ int status;
+ char port_str[8];
+ struct addrinfo ai_hints;
+ struct addrinfo *ai_return;
+ struct addrinfo *ai_list;
- if (hp->h_length != sizeof(inaddr) || hp->h_addrtype != AF_INET) {
- net_errmsg = "tcp_open: funny gethostbyname value\n";
- return -1;
- }
+ assert ((port > 0x00000000) && (port <= 0x0000FFFF));
+
+ /* Convert the port to a string */
+ snprintf (port_str, 8, "%i", port);
+ port_str[7] = '\0';
+
+ /* Resolve name */
+ memset ((void *) &ai_hints, '\0', sizeof (ai_hints));
+ ai_hints.ai_family = AF_INET; /* XXX: Change this to `AF_UNSPEC' if apcupsd can handle IPv6 */
+ ai_hints.ai_socktype = SOCK_STREAM;
- tcp_serv_addr.sin_addr.s_addr = *(unsigned int *)hp->h_addr;
+ status = getaddrinfo (host, port_str, &ai_hints, &ai_return);
+ if (status != 0)
+ {
+ char errbuf[1024];
+ DEBUG ("getaddrinfo failed: %s",
+ (status == EAI_SYSTEM)
+ ? sstrerror (errno, errbuf, sizeof (errbuf))
+ : gai_strerror (status));
+ return (-1);
}
- /* Open a TCP socket */
- if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
- net_errmsg = "tcp_open: cannot open stream socket\n";
- return -1;
+ /* Create socket */
+ sd = -1;
+ for (ai_list = ai_return; ai_list != NULL; ai_list = ai_list->ai_next)
+ {
+ sd = socket (ai_list->ai_family, ai_list->ai_socktype, ai_list->ai_protocol);
+ if (sd >= 0)
+ break;
}
+ /* `ai_list' still holds the current description of the socket.. */
- /* connect to server */
-#if defined HAVE_OPENBSD_OS || defined HAVE_FREEBSD_OS
- /*
- * Work around a bug in OpenBSD & FreeBSD userspace pthreads
- * implementations. Rationale is the same as described above.
- */
- fcntl(sockfd, F_SETFL, fcntl(sockfd, F_GETFL));
-#endif
+ if (sd < 0)
+ {
+ DEBUG ("Unable to open a socket");
+ freeaddrinfo (ai_return);
+ return (-1);
+ }
+
+ status = connect (sd, ai_list->ai_addr, ai_list->ai_addrlen);
+
+ freeaddrinfo (ai_return);
- if (connect(sockfd, (struct sockaddr *)&tcp_serv_addr, sizeof(tcp_serv_addr)) < 0) {
- snprintf(net_errbuf, sizeof(net_errbuf),
- _("tcp_open: cannot connect to server %s on port %d.\n"
- "ERR=%s\n"), host, port, strerror(errno));
- net_errmsg = net_errbuf;
- close(sockfd);
- return -1;
+ if (status != 0) /* `connect(2)' failed */
+ {
+ char errbuf[1024];
+ DEBUG ("connect failed: %s",
+ sstrerror (errno, errbuf, sizeof (errbuf)));
+ close (sd);
+ return (-1);
}
- return sockfd;
-} /* int net_open(char *host, char *service, int port) */
+ DEBUG ("Done opening a socket %i", sd);
+
+ return (sd);
+} /* int net_open (char *host, char *service, int port) */
/*
* Receive a message from the other end. Each message consists of
* Returns -1 on hard end of file (i.e. network connection close)
* Returns -2 on error
*/
-static int net_recv(int sockfd, char *buff, int maxlen)
+static int net_recv (int *sockfd, char *buf, int buflen)
{
- int nbytes;
- short pktsiz;
+ uint16_t packet_size;
/* get data size -- in short */
- if ((nbytes = read_nbytes(sockfd, (char *)&pktsiz, sizeof(short))) <= 0) {
- /* probably pipe broken because client died */
- return -1; /* assume hard EOF received */
+ if (sread (*sockfd, (void *) &packet_size, sizeof (packet_size)) != 0)
+ {
+ *sockfd = -1;
+ return (-1);
}
- if (nbytes != sizeof(short))
- return -2;
- pktsiz = ntohs(pktsiz); /* decode no. of bytes that follow */
- if (pktsiz > maxlen) {
- net_errmsg = "net_recv: record length too large\n";
- return -2;
+ packet_size = ntohs (packet_size);
+ if (packet_size > buflen)
+ {
+ DEBUG ("record length too large");
+ return (-2);
}
- if (pktsiz == 0)
- return 0; /* soft EOF */
+
+ if (packet_size == 0)
+ return (0);
/* now read the actual data */
- if ((nbytes = read_nbytes(sockfd, buff, pktsiz)) <= 0) {
- net_errmsg = "net_recv: read_nbytes error\n";
- return -2;
- }
- if (nbytes != pktsiz) {
- net_errmsg = "net_recv: error in read_nbytes\n";
- return -2;
+ if (sread (*sockfd, (void *) buf, packet_size) != 0)
+ {
+ *sockfd = -1;
+ return (-1);
}
- return (nbytes); /* return actual length of message */
-}
+ return ((int) packet_size);
+} /* static int net_recv (int *sockfd, char *buf, int buflen) */
/*
* Send a message over the network. The send consists of
* Returns zero on success
* Returns non-zero on error
*/
-static int net_send (int sockfd, char *buff, int len)
+static int net_send (int *sockfd, char *buff, int len)
{
- int rc;
- short packet_size;
+ uint16_t packet_size;
+
+ assert (len > 0);
+ assert (*sockfd >= 0);
/* send short containing size of data packet */
- packet_size = htons ((short) len);
+ packet_size = htons ((uint16_t) len);
- rc = write_nbytes(sockfd, &packet_size, sizeof (packet_size));
- if (rc != sizeof(packet_size))
+ if (swrite (*sockfd, (void *) &packet_size, sizeof (packet_size)) != 0)
+ {
+ *sockfd = -1;
return (-1);
+ }
/* send data packet */
- rc = write_nbytes (sockfd, buff, len);
- if (rc != len)
- return (-1);
+ if (swrite (*sockfd, (void *) buff, len) != 0)
+ {
+ *sockfd = -1;
+ return (-2);
+ }
return (0);
}
/* Get and print status from apcupsd NIS server */
-static int do_pthreads_status (char *host, int port,
+static int apc_query_server (char *host, int port,
struct apc_detail_s *apcups_detail)
{
- int sockfd;
int n;
- char recvline[MAXSTRING + 1];
+ char recvline[1024];
char *tokptr;
+ char *toksaveptr;
char *key;
double value;
+
+ static complain_t compl;
+
#if APCMAIN
# define PRINT_VALUE(name, val) printf(" Found property: name = %s; value = %f;\n", name, val)
#else
# define PRINT_VALUE(name, val) /**/
#endif
- /* TODO: Keep the socket open, if possible */
- if ((sockfd = net_open (host, NULL, port)) < 0)
+ if (global_sockfd < 0)
{
- syslog (LOG_ERR, "apcups plugin: Connecting to the apcupsd failed.");
- return (-1);
+ if ((global_sockfd = net_open (host, NULL, port)) < 0)
+ {
+ plugin_complain (LOG_ERR, &compl, "apcups plugin: "
+ "Connecting to the apcupsd failed.");
+ return (-1);
+ }
+ else
+ {
+ plugin_relief (LOG_NOTICE, &compl, "apcups plugin: "
+ "Connection re-established to the apcupsd.");
+ }
}
- net_send (sockfd, "status", 6);
+ if (net_send (&global_sockfd, "status", 6) < 0)
+ {
+ ERROR ("apcups plugin: Writing to the socket failed.");
+ return (-1);
+ }
- while ((n = net_recv (sockfd, recvline, sizeof (recvline))) > 0)
+ while ((n = net_recv (&global_sockfd, recvline, sizeof (recvline) - 1)) > 0)
{
+ assert (n < sizeof (recvline));
recvline[n] = '\0';
#if APCMAIN
printf ("net_recv = `%s';\n", recvline);
#endif /* if APCMAIN */
- tokptr = strtok (recvline, ":");
+ toksaveptr = NULL;
+ tokptr = strtok_r (recvline, " :\t", &toksaveptr);
while (tokptr != NULL)
{
key = tokptr;
- if ((tokptr = strtok (NULL, " \t")) == NULL)
+ if ((tokptr = strtok_r (NULL, " :\t", &toksaveptr)) == NULL)
continue;
value = atof (tokptr);
+
PRINT_VALUE (key, value);
if (strcmp ("LINEV", key) == 0)
apcups_detail->linev = value;
- else if (strcmp ("BATTV", tokptr) == 0)
+ else if (strcmp ("BATTV", key) == 0)
apcups_detail->battv = value;
- else if (strcmp ("ITEMP", tokptr) == 0)
+ else if (strcmp ("ITEMP", key) == 0)
apcups_detail->itemp = value;
- else if (strcmp ("LOADPCT", tokptr) == 0)
+ else if (strcmp ("LOADPCT", key) == 0)
apcups_detail->loadpct = value;
- else if (strcmp ("BCHARGE", tokptr) == 0)
+ else if (strcmp ("BCHARGE", key) == 0)
apcups_detail->bcharge = value;
- else if (strcmp ("OUTPUTV", tokptr) == 0)
+ else if (strcmp ("OUTPUTV", key) == 0)
apcups_detail->outputv = value;
- else if (strcmp ("LINEFREQ", tokptr) == 0)
+ else if (strcmp ("LINEFREQ", key) == 0)
apcups_detail->linefreq = value;
- else if (strcmp ("TIMELEFT", tokptr) == 0)
+ else if (strcmp ("TIMELEFT", key) == 0)
apcups_detail->timeleft = value;
- else
- {
- syslog (LOG_WARNING, "apcups plugin: Received unknown property from apcupsd: `%s' = %f",
- key, value);
- }
- tokptr = strtok (NULL, ":");
+ tokptr = strtok_r (NULL, ":", &toksaveptr);
} /* while (tokptr != NULL) */
}
-
- net_close (sockfd);
-
+
if (n < 0)
{
- syslog (LOG_WARNING, "apcups plugin: Error reading from socket");
+ WARNING ("apcups plugin: Error reading from socket");
return (-1);
}
return (0);
}
-#ifdef APCMAIN
-int main(int argc, char **argv)
-{
- /* we are not really going to use this */
- struct apc_detail_s apcups_detail;
-
- if (!*host || strcmp(host, "0.0.0.0") == 0)
- host = "localhost";
-
- do_pthreads_status(host, port, &apcups_detail);
-
- return 0;
-}
-#else
-static void apcups_init (void)
-{
- return;
-}
-
-static int apcups_config (char *key, char *value)
-{
- static char lhost[126];
-
- if (strcasecmp (key, "host") == 0)
- {
- lhost[0] = '\0';
- strcpy(lhost,key);
- host = lhost;
- }
- else if (strcasecmp (key, "Port") == 0)
- {
- int port_tmp = atoi (value);
- if(port_tmp < 1 || port_tmp > 65535) {
- syslog (LOG_WARNING, "apcups: `port' failed: %s",
- value);
- return (1);
- } else {
- port = port_tmp;
- }
- }
- else
- {
- return (-1);
- }
- return(0);
-}
-
-#define BUFSIZE 256
-static void apcups_submit (char *host,
- struct apc_detail_s *apcups_detail)
-{
- char buf[BUFSIZE];
-
- if (snprintf (buf, BUFSIZE, "%u:%f:%f",
- (unsigned int) curtime,
- apcups_detail->linev,
- apcups_detail->outputv) >= BUFSIZE)
- return;
-
- plugin_submit (MODULE_NAME, host, buf);
-}
-
-static void apc_bvolt_submit (char *host,
- struct apc_detail_s *apcups_detail)
-{
- char buf[BUFSIZE];
-
- if (snprintf (buf, BUFSIZE, "%u:%f",
- (unsigned int) curtime,
- apcups_detail->battv) >= BUFSIZE)
- return;
-
- plugin_submit ("apcups_bvolt", host, buf);
-}
-
-static void apc_load_submit (char *host,
- struct apc_detail_s *apcups_detail)
+static int apcups_config (const char *key, const char *value)
{
- char buf[BUFSIZE];
-
- if (snprintf (buf, BUFSIZE, "%u:%f",
- (unsigned int) curtime,
- apcups_detail->loadpct) >= BUFSIZE)
- return;
-
- plugin_submit ("apcups_load", host, buf);
-}
-
-static void apc_charge_submit (char *host,
- struct apc_detail_s *apcups_detail)
-{
- char buf[BUFSIZE];
-
- if (snprintf (buf, BUFSIZE, "%u:%f",
- (unsigned int) curtime,
- apcups_detail->bcharge) >= BUFSIZE)
- return;
-
- plugin_submit ("apcups_charge", host, buf);
+ if (strcasecmp (key, "host") == 0)
+ {
+ if (conf_host != NULL)
+ {
+ free (conf_host);
+ conf_host = NULL;
+ }
+ if ((conf_host = strdup (value)) == NULL)
+ return (1);
+ }
+ else if (strcasecmp (key, "Port") == 0)
+ {
+ int port_tmp = atoi (value);
+ if (port_tmp < 1 || port_tmp > 65535)
+ {
+ WARNING ("apcups plugin: Invalid port: %i", port_tmp);
+ return (1);
+ }
+ conf_port = port_tmp;
+ }
+ else
+ {
+ return (-1);
+ }
+ return (0);
}
-static void apc_temp_submit (char *host,
- struct apc_detail_s *apcups_detail)
+static void apc_submit_generic (char *type, char *type_inst, double value)
{
- char buf[BUFSIZE];
+ value_t values[1];
+ value_list_t vl = VALUE_LIST_INIT;
- if (snprintf (buf, BUFSIZE, "%u:%f",
- (unsigned int) curtime,
- apcups_detail->itemp) >= BUFSIZE)
- return;
-
- plugin_submit ("apcups_temp", host, buf);
-}
+ values[0].gauge = value;
-static void apc_time_submit (char *host,
- struct apc_detail_s *apcups_detail)
-{
- char buf[BUFSIZE];
+ vl.values = values;
+ vl.values_len = 1;
+ vl.time = time (NULL);
+ strcpy (vl.host, hostname_g);
+ strcpy (vl.plugin, "apcups");
+ strcpy (vl.plugin_instance, "");
+ strncpy (vl.type_instance, type_inst, sizeof (vl.type_instance));
- if (snprintf (buf, BUFSIZE, "%u:%f",
- (unsigned int) curtime,
- apcups_detail->timeleft) >= BUFSIZE)
- return;
-
- plugin_submit ("apcups_time", host, buf);
+ plugin_dispatch_values (type, &vl);
}
-static void apc_freq_submit (char *host,
- struct apc_detail_s *apcups_detail)
+static void apc_submit (struct apc_detail_s *apcups_detail)
{
- char buf[BUFSIZE];
-
- if (snprintf (buf, BUFSIZE, "%u:%f",
- (unsigned int) curtime,
- apcups_detail->linefreq) >= BUFSIZE)
- return;
-
- plugin_submit ("apcups_freq", host, buf);
+ apc_submit_generic ("voltage", "input", apcups_detail->linev);
+ apc_submit_generic ("voltage", "output", apcups_detail->outputv);
+ apc_submit_generic ("voltage", "battery", apcups_detail->battv);
+ apc_submit_generic ("charge", "", apcups_detail->bcharge);
+ apc_submit_generic ("percent", "charge", apcups_detail->loadpct);
+ apc_submit_generic ("timeleft", "", apcups_detail->timeleft);
+ apc_submit_generic ("temperature", "", apcups_detail->itemp);
+ apc_submit_generic ("frequency", "input", apcups_detail->linefreq);
}
-#undef BUFSIZE
-static void apcups_read (void)
+static int apcups_read (void)
{
- struct apc_detail_s apcups_detail;
- int status;
-
- apcups_detail.linev = 0.0;
- apcups_detail.loadpct = 0.0;
- apcups_detail.bcharge = 0.0;
- apcups_detail.timeleft = 0.0;
- apcups_detail.outputv = 0.0;
- apcups_detail.itemp = 0.0;
- apcups_detail.battv = 0.0;
- apcups_detail.linefreq = 0.0;
-
-
- if (!*host || strcmp(host, "0.0.0.0") == 0)
- host = "localhost";
+ struct apc_detail_s apcups_detail;
+ int status;
+
+ apcups_detail.linev = -1.0;
+ apcups_detail.outputv = -1.0;
+ apcups_detail.battv = -1.0;
+ apcups_detail.loadpct = -1.0;
+ apcups_detail.bcharge = -1.0;
+ apcups_detail.timeleft = -1.0;
+ apcups_detail.itemp = -300.0;
+ apcups_detail.linefreq = -1.0;
- status = do_pthreads_status(host, port, &apcups_detail);
+ status = apc_query_server (conf_host == NULL
+ ? APCUPS_DEFAULT_HOST
+ : conf_host,
+ conf_port, &apcups_detail);
- /*
- * if we did not connect then do not bother submitting
- * zeros. We want rrd files to have NAN.
- */
- if (status != 0)
- return;
-
- apcups_submit (host, &apcups_detail);
- apc_bvolt_submit (host, &apcups_detail);
- apc_load_submit (host, &apcups_detail);
- apc_charge_submit (host, &apcups_detail);
- apc_temp_submit (host, &apcups_detail);
- apc_time_submit (host, &apcups_detail);
- apc_freq_submit (host, &apcups_detail);
-}
-
-
-static void apcups_write (char *host, char *inst, char *val)
-{
- char file[512];
- int status;
-
- status = snprintf (file, 512, volt_file_template, inst);
- if (status < 1)
- return;
- else if (status >= 512)
- return;
-
- rrd_update_file (host, file, val, volt_ds_def, volt_ds_num);
-}
-
-static void apc_bvolt_write (char *host, char *inst, char *val)
-{
- char file[512];
- int status;
-
- status = snprintf (file, 512, bvolt_file_template, inst);
- if (status < 1)
- return;
- else if (status >= 512)
- return;
-
- rrd_update_file (host, file, val, bvolt_ds_def, bvolt_ds_num);
-}
-
-static void apc_load_write (char *host, char *inst, char *val)
-{
- char file[512];
- int status;
-
- status = snprintf (file, 512, load_file_template, inst);
- if (status < 1)
- return;
- else if (status >= 512)
- return;
-
- rrd_update_file (host, file, val, load_ds_def, load_ds_num);
-}
-
-static void apc_charge_write (char *host, char *inst, char *val)
-{
- char file[512];
- int status;
-
- status = snprintf (file, 512, charge_file_template, inst);
- if (status < 1)
- return;
- else if (status >= 512)
- return;
-
- rrd_update_file (host, file, val, charge_ds_def, charge_ds_num);
-}
-
-static void apc_temp_write (char *host, char *inst, char *val)
-{
- char file[512];
- int status;
-
- status = snprintf (file, 512, temp_file_template, inst);
- if (status < 1)
- return;
- else if (status >= 512)
- return;
-
- rrd_update_file (host, file, val, temp_ds_def, temp_ds_num);
-}
+ /*
+ * if we did not connect then do not bother submitting
+ * zeros. We want rrd files to have NAN.
+ */
+ if (status != 0)
+ {
+ DEBUG ("apc_query_server (%s, %i) = %i",
+ conf_host == NULL
+ ? APCUPS_DEFAULT_HOST
+ : conf_host,
+ conf_port, status);
+ return (-1);
+ }
-static void apc_time_write (char *host, char *inst, char *val)
-{
- char file[512];
- int status;
-
- status = snprintf (file, 512, time_file_template, inst);
- if (status < 1)
- return;
- else if (status >= 512)
- return;
-
- rrd_update_file (host, file, val, time_ds_def, time_ds_num);
-}
+ apc_submit (&apcups_detail);
-static void apc_freq_write (char *host, char *inst, char *val)
-{
- char file[512];
- int status;
-
- status = snprintf (file, 512, freq_file_template, inst);
- if (status < 1)
- return;
- else if (status >= 512)
- return;
-
- rrd_update_file (host, file, val, freq_ds_def, freq_ds_num);
-}
+ return (0);
+} /* apcups_read */
void module_register (void)
{
- plugin_register (MODULE_NAME, apcups_init, apcups_read, apcups_write);
- plugin_register ("apcups_bvolt", NULL, NULL, apc_bvolt_write);
- plugin_register ("apcups_load", NULL, NULL, apc_load_write);
- plugin_register ("apcups_charge", NULL, NULL, apc_charge_write);
- plugin_register ("apcups_temp", NULL, NULL, apc_temp_write);
- plugin_register ("apcups_time", NULL, NULL, apc_time_write);
- plugin_register ("apcups_freq", NULL, NULL, apc_freq_write);
- cf_register (MODULE_NAME, apcups_config, config_keys, config_keys_num);
-}
-
-#endif /* ifdef APCMAIN */
-#undef MODULE_NAME
+ plugin_register_config ("apcups", apcups_config, config_keys,
+ config_keys_num);
+ plugin_register_read ("apcups", apcups_read);
+ plugin_register_shutdown ("apcups", apcups_shutdown);
+} /* void module_register */