bindings/erlang: Added copyright and license header.

[collectd.git] / src / notify_email.c

diff --git a/src/notify_email.c b/src/notify_email.c
index 13d27c2..62e1c48 100644 (file)
--- a/src/notify_email.c
+++ b/src/notify_email.c
@@ -31,18 +31,18 @@
 
 static const char *config_keys[] =
 {
-  "SMTPHost",
+  "SMTPServer",
   "SMTPPort",
   "SMTPUser",
   "SMTPPassword",
-  "SMTPFrom",
-  "SMTPSubject",
-  "EmailTo"
+  "From",
+  "Recipient",
+  "Subject"
 };
 static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
 
-static char **emails;
-static int emails_len = 0;
+static char **recipients;
+static int recipients_len = 0;
 
 static smtp_session_t session;
 static smtp_message_t message;
@@ -52,8 +52,8 @@ static int smtp_port = 25;
 static char *smtp_host = NULL;
 static char *smtp_user = NULL;
 static char *smtp_password = NULL;
-static char *smtp_from = NULL;
-static char *smtp_subject = NULL;
+static char *email_from = NULL;
+static char *email_subject = NULL;
 
 #define DEFAULT_SMTP_HOST      "localhost"
 #define DEFAULT_SMTP_FROM      "root@localhost"
@@ -61,7 +61,7 @@ static char *smtp_subject = NULL;
 
 /* Callback to get username and password */
 static int authinteract (auth_client_request_t request, char **result,
-    int fields, void *arg)
+    int fields, void __attribute__((unused)) *arg)
 {               
   int i;
   for (i = 0; i < fields; i++)
@@ -78,7 +78,7 @@ static int authinteract (auth_client_request_t request, char **result,
 
 /* Callback to print the recipient status */
 static void print_recipient_status (smtp_recipient_t recipient,
-    const char *mailbox, void *arg)
+    const char *mailbox, void __attribute__((unused)) *arg)
 {
   const smtp_status_t *status;
 
@@ -90,7 +90,8 @@ static void print_recipient_status (smtp_recipient_t recipient,
 } /* void print_recipient_status */
 
 /* Callback to monitor SMTP activity */
-static void monitor_cb (const char *buf, int buflen, int writing, void *arg)
+static void monitor_cb (const char *buf, int buflen, int writing,
+    void __attribute__((unused)) *arg)
 {
   char log_str[MAXSTRING];
 
@@ -149,25 +150,25 @@ static int notify_email_shutdown (void)
 
 static int notify_email_config (const char *key, const char *value)
 {
-  if (strcasecmp (key, "EmailTo") == 0)
+  if (strcasecmp (key, "Recipient") == 0)
   {
     char **tmp;
 
-    tmp = (char **) realloc ((void *) emails, (emails_len + 1) * sizeof (char *));
+    tmp = (char **) realloc ((void *) recipients, (recipients_len + 1) * sizeof (char *));
     if (tmp == NULL) {
       ERROR ("notify_email: realloc failed.");
       return (-1);
     }
 
-    emails = tmp;
-    emails[emails_len] = strdup (value);
-    if (emails[emails_len] == NULL) {
+    recipients = tmp;
+    recipients[recipients_len] = strdup (value);
+    if (recipients[recipients_len] == NULL) {
       ERROR ("notify_email: strdup failed.");
       return (-1);
     }
-    emails_len++;
+    recipients_len++;
   }
-  else if (0 == strcasecmp (key, "SMTPHost")) {
+  else if (0 == strcasecmp (key, "SMTPServer")) {
     sfree (smtp_host);
     smtp_host = strdup (value);
   }
@@ -188,13 +189,13 @@ static int notify_email_config (const char *key, const char *value)
     sfree (smtp_password);
     smtp_password = strdup (value);
   }
-  else if (0 == strcasecmp (key, "SMTPFrom")) {
-    sfree (smtp_from);
-    smtp_from = strdup (value);
+  else if (0 == strcasecmp (key, "From")) {
+    sfree (email_from);
+    email_from = strdup (value);
   }
-  else if (0 == strcasecmp (key, "SMTPSubject")) {
-    sfree (smtp_subject);
-    smtp_subject = strdup (value);
+  else if (0 == strcasecmp (key, "Subject")) {
+    sfree (email_subject);
+    email_subject = strdup (value);
   }
   else {
     return -1;
@@ -202,7 +203,8 @@ static int notify_email_config (const char *key, const char *value)
   return 0;
 } /* int notify_email_config (const char *, const char *) */
 
-static int notify_email_notification (const notification_t *n)
+static int notify_email_notification (const notification_t *n,
+    user_data_t __attribute__((unused)) *user_data)
 {
   smtp_recipient_t recipient;
 
@@ -222,7 +224,7 @@ static int notify_email_notification (const notification_t *n)
         : ((n->severity == NOTIF_OKAY) ? "OKAY" : "UNKNOWN")));
 
   ssnprintf (subject, sizeof (subject),
-      (smtp_subject == NULL) ? DEFAULT_SMTP_SUBJECT : smtp_subject,
+      (email_subject == NULL) ? DEFAULT_SMTP_SUBJECT : email_subject,
       severity, n->host);
 
   localtime_r (&n->time, &timestamp_tm);
@@ -250,12 +252,12 @@ static int notify_email_notification (const notification_t *n)
     ERROR ("notify_email plugin: cannot set SMTP message");
     return (-1);   
   }
-  smtp_set_reverse_path (message, smtp_from);
+  smtp_set_reverse_path (message, email_from);
   smtp_set_header (message, "To", NULL, NULL);
   smtp_set_message_str (message, buf);
 
-  for (i = 0; i < emails_len; i++)
-    recipient = smtp_add_recipient (message, emails[i]);
+  for (i = 0; i < recipients_len; i++)
+    recipient = smtp_add_recipient (message, recipients[i]);
 
   /* Initiate a connection to the SMTP server and transfer the message. */
   if (!smtp_start_session (session)) {
@@ -281,7 +283,8 @@ void module_register (void)
   plugin_register_shutdown ("notify_email", notify_email_shutdown);
   plugin_register_config ("notify_email", notify_email_config,
       config_keys, config_keys_num);
-  plugin_register_notification ("notify_email", notify_email_notification);
+  plugin_register_notification ("notify_email", notify_email_notification,
+      /* user_data = */ NULL);
 } /* void module_register (void) */
 
 /* vim: set sw=2 sts=2 ts=8 et : */