/*
- * "$Id: log.c 6875 2007-08-27 23:25:06Z mike $"
+ * "$Id: log.c 7918 2008-09-08 22:03:01Z mike $"
*
* Log file routines for the Common UNIX Printing System (CUPS).
*
*
* cupsdGetDateTime() - Returns a pointer to a date/time string.
* cupsdLogGSSMessage() - Log a GSSAPI error...
+ * cupsdLogJob() - Log a job message.
* cupsdLogMessage() - Log a message to the error log file.
* cupsdLogPage() - Log a page to the page log file.
* cupsdLogRequest() - Log an HTTP request in Common Log Format.
+ * cupsdWriteErrorLog() - Write a line to the ErrorLog.
* check_log_file() - Open/rotate a log file if it needs it.
+ * format_log_line() - Format a line for a log file.
*/
/*
#include <syslog.h>
+/*
+ * Local globals...
+ */
+
+static int log_linesize = 0; /* Size of line for output file */
+static char *log_line = NULL; /* Line for output file */
+
+
/*
* Local functions...
*/
-static int check_log_file(cups_file_t **, const char *);
+static int check_log_file(cups_file_t **lf, const char *logname);
+static int format_log_line(const char *message, va_list ap);
/*
&major_status_string);
if (!GSS_ERROR(err_major_status))
- err_major_status = gss_display_status(&err_minor_status,
- minor_status,
- GSS_C_MECH_CODE,
- GSS_C_NULL_OID,
- &msg_ctx,
- &minor_status_string);
+ gss_display_status(&err_minor_status, minor_status, GSS_C_MECH_CODE,
+ GSS_C_NULL_OID, &msg_ctx, &minor_status_string);
ret = cupsdLogMessage(level, "%s: %s, %s", message,
(char *)major_status_string.value,
/*
- * 'cupsdLogMessage()' - Log a message to the error log file.
+ * 'cupsdLogJob()' - Log a job message.
*/
int /* O - 1 on success, 0 on error */
-cupsdLogMessage(int level, /* I - Log level */
- const char *message, /* I - printf-style message string */
- ...) /* I - Additional args as needed */
+cupsdLogJob(cupsd_job_t *job, /* I - Job */
+ int level, /* I - Log level */
+ const char *message, /* I - Printf-style message string */
+ ...) /* I - Additional arguments as needed */
{
- int len; /* Length of message */
va_list ap; /* Argument pointer */
- static const char levels[] = /* Log levels... */
- {
- ' ',
- 'X',
- 'A',
- 'C',
- 'E',
- 'W',
- 'N',
- 'I',
- 'D',
- 'd'
- };
-#ifdef HAVE_VSYSLOG
- static const int syslevels[] = /* SYSLOG levels... */
- {
- 0,
- LOG_EMERG,
- LOG_ALERT,
- LOG_CRIT,
- LOG_ERR,
- LOG_WARNING,
- LOG_NOTICE,
- LOG_INFO,
- LOG_DEBUG,
- LOG_DEBUG
- };
-#endif /* HAVE_VSYSLOG */
- static int linesize = 0; /* Size of line for output file */
- static char *line = NULL; /* Line for output file */
+ char jobmsg[1024]; /* Format string for job message */
+ int status; /* Formatting status */
/*
* See if we want to log this message...
*/
- if (TestConfigFile)
- {
- if (level <= CUPSD_LOG_WARN)
- {
- va_start(ap, message);
- vfprintf(stderr, message, ap);
- putc('\n', stderr);
- va_end(ap);
- }
-
+ if (TestConfigFile || level > LogLevel || !ErrorLog)
return (1);
- }
- if (level > LogLevel || !ErrorLog)
- return (1);
-
-#ifdef HAVE_VSYSLOG
/*
- * See if we are logging errors via syslog...
+ * Format and write the log message...
*/
- if (!strcmp(ErrorLog, "syslog"))
+ snprintf(jobmsg, sizeof(jobmsg), "[Job %d] %s", job->id, message);
+
+ do
{
va_start(ap, message);
- vsyslog(syslevels[level], message, ap);
+ status = format_log_line(jobmsg, ap);
va_end(ap);
-
- return (1);
}
-#endif /* HAVE_VSYSLOG */
+ while (status == 0);
- /*
- * Not using syslog; check the log file...
- */
+ if (status > 0)
+ return (cupsdWriteErrorLog(level, log_line));
+ else
+ return (cupsdWriteErrorLog(CUPSD_LOG_ERROR,
+ "Unable to allocate memory for log line!"));
+}
- if (!check_log_file(&ErrorFile, ErrorLog))
- return (0);
- /*
- * Print the log level and date/time...
- */
+/*
+ * 'cupsdLogMessage()' - Log a message to the error log file.
+ */
+
+int /* O - 1 on success, 0 on error */
+cupsdLogMessage(int level, /* I - Log level */
+ const char *message, /* I - printf-style message string */
+ ...) /* I - Additional args as needed */
+{
+ va_list ap; /* Argument pointer */
+ int status; /* Formatting status */
- cupsFilePrintf(ErrorFile, "%c %s ", levels[level], cupsdGetDateTime(time(NULL)));
/*
- * Allocate the line buffer as needed...
+ * See if we want to log this message...
*/
- if (!linesize)
+ if (TestConfigFile)
{
- linesize = 8192;
- line = malloc(linesize);
-
- if (!line)
+ if (level <= CUPSD_LOG_WARN)
{
- cupsFilePrintf(ErrorFile,
- "ERROR: Unable to allocate memory for line - %s\n",
- strerror(errno));
- cupsFileFlush(ErrorFile);
-
- return (0);
+ va_start(ap, message);
+ vfprintf(stderr, message, ap);
+ putc('\n', stderr);
+ va_end(ap);
}
- }
- /*
- * Format the log message...
- */
+ return (1);
+ }
- va_start(ap, message);
- len = vsnprintf(line, linesize, message, ap);
- va_end(ap);
+ if (level > LogLevel || !ErrorLog)
+ return (1);
/*
- * Resize the buffer as needed...
+ * Format and write the log message...
*/
- if (len >= linesize)
+ do
{
- char *temp; /* Temporary string pointer */
-
-
- len ++;
-
- if (len < 8192)
- len = 8192;
- else if (len > 65536)
- len = 65536;
-
- temp = realloc(line, len);
-
- if (temp)
- {
- line = temp;
- linesize = len;
- }
-
va_start(ap, message);
- len = vsnprintf(line, linesize, message, ap);
+ status = format_log_line(message, ap);
va_end(ap);
}
+ while (status == 0);
- if (len >= linesize)
- len = linesize - 1;
-
- /*
- * Then the log message...
- */
-
- cupsFilePuts(ErrorFile, line);
-
- /*
- * Then a newline...
- */
-
- if (len > 0 && line[len - 1] != '\n')
- cupsFilePutChar(ErrorFile, '\n');
-
- /*
- * Flush the line to the file and return...
- */
-
- cupsFileFlush(ErrorFile);
-
- return (1);
+ if (status > 0)
+ return (cupsdWriteErrorLog(level, log_line));
+ else
+ return (cupsdWriteErrorLog(CUPSD_LOG_ERROR,
+ "Unable to allocate memory for log line!"));
}
* Pull the name from inside the brackets...
*/
- memcpy(name, format + 1, nameend - format - 2);
- name[nameend - format - 2] = '\0';
+ memcpy(name, format + 1, nameend - format - 1);
+ name[nameend - format - 1] = '\0';
+
+ format = nameend;
if ((attr = ippFindAttribute(job->attrs, name,
IPP_TAG_ZERO)) != NULL)
* Add the attribute value...
*/
- format = nameend;
-
for (i = 0;
i < attr->num_values &&
bufptr < (buffer + sizeof(buffer) - 1);
};
+ /*
+ * Filter requests as needed...
+ */
+
+ if (AccessLogLevel < CUPSD_ACCESSLOG_ALL)
+ {
+ /*
+ * Eliminate simple GET requests...
+ */
+
+ if ((con->operation == HTTP_GET &&
+ strncmp(con->uri, "/admin/conf", 11) &&
+ strncmp(con->uri, "/admin/log", 10)) ||
+ (con->operation == HTTP_POST && !con->request &&
+ strncmp(con->uri, "/admin", 6)) ||
+ (con->operation != HTTP_POST && con->operation != HTTP_PUT))
+ return (1);
+
+ if (con->request && con->response &&
+ con->response->request.status.status_code < IPP_REDIRECTION_OTHER_SITE)
+ {
+ /*
+ * Check successful requests...
+ */
+
+ ipp_op_t op = con->request->request.op.operation_id;
+ static cupsd_accesslog_t standard_ops[] =
+ {
+ CUPSD_ACCESSLOG_ALL, /* reserved */
+ CUPSD_ACCESSLOG_ALL, /* reserved */
+ CUPSD_ACCESSLOG_ACTIONS,/* Print-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Print-URI */
+ CUPSD_ACCESSLOG_ACTIONS,/* Validate-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Create-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Send-Document */
+ CUPSD_ACCESSLOG_ACTIONS,/* Send-URI */
+ CUPSD_ACCESSLOG_ACTIONS,/* Cancel-Job */
+ CUPSD_ACCESSLOG_ALL, /* Get-Job-Attributes */
+ CUPSD_ACCESSLOG_ALL, /* Get-Jobs */
+ CUPSD_ACCESSLOG_ALL, /* Get-Printer-Attributes */
+ CUPSD_ACCESSLOG_ACTIONS,/* Hold-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Release-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Restart-Job */
+ CUPSD_ACCESSLOG_ALL, /* reserved */
+ CUPSD_ACCESSLOG_CONFIG, /* Pause-Printer */
+ CUPSD_ACCESSLOG_CONFIG, /* Resume-Printer */
+ CUPSD_ACCESSLOG_CONFIG, /* Purge-Jobs */
+ CUPSD_ACCESSLOG_CONFIG, /* Set-Printer-Attributes */
+ CUPSD_ACCESSLOG_ACTIONS,/* Set-Job-Attributes */
+ CUPSD_ACCESSLOG_CONFIG, /* Get-Printer-Supported-Values */
+ CUPSD_ACCESSLOG_ACTIONS,/* Create-Printer-Subscription */
+ CUPSD_ACCESSLOG_ACTIONS,/* Create-Job-Subscription */
+ CUPSD_ACCESSLOG_ALL, /* Get-Subscription-Attributes */
+ CUPSD_ACCESSLOG_ALL, /* Get-Subscriptions */
+ CUPSD_ACCESSLOG_ACTIONS,/* Renew-Subscription */
+ CUPSD_ACCESSLOG_ACTIONS,/* Cancel-Subscription */
+ CUPSD_ACCESSLOG_ALL, /* Get-Notifications */
+ CUPSD_ACCESSLOG_ACTIONS,/* Send-Notifications */
+ CUPSD_ACCESSLOG_ALL, /* reserved */
+ CUPSD_ACCESSLOG_ALL, /* reserved */
+ CUPSD_ACCESSLOG_ALL, /* reserved */
+ CUPSD_ACCESSLOG_ALL, /* Get-Print-Support-Files */
+ CUPSD_ACCESSLOG_CONFIG, /* Enable-Printer */
+ CUPSD_ACCESSLOG_CONFIG, /* Disable-Printer */
+ CUPSD_ACCESSLOG_CONFIG, /* Pause-Printer-After-Current-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Hold-New-Jobs */
+ CUPSD_ACCESSLOG_ACTIONS,/* Release-Held-New-Jobs */
+ CUPSD_ACCESSLOG_CONFIG, /* Deactivate-Printer */
+ CUPSD_ACCESSLOG_CONFIG, /* Activate-Printer */
+ CUPSD_ACCESSLOG_CONFIG, /* Restart-Printer */
+ CUPSD_ACCESSLOG_CONFIG, /* Shutdown-Printer */
+ CUPSD_ACCESSLOG_CONFIG, /* Startup-Printer */
+ CUPSD_ACCESSLOG_ACTIONS,/* Reprocess-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Cancel-Current-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Suspend-Current-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Resume-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* Promote-Job */
+ CUPSD_ACCESSLOG_ACTIONS /* Schedule-Job-After */
+ };
+ static cupsd_accesslog_t cups_ops[] =
+ {
+ CUPSD_ACCESSLOG_ALL, /* CUPS-Get-Default */
+ CUPSD_ACCESSLOG_ALL, /* CUPS-Get-Printers */
+ CUPSD_ACCESSLOG_CONFIG, /* CUPS-Add-Modify-Printer */
+ CUPSD_ACCESSLOG_CONFIG, /* CUPS-Delete-Printer */
+ CUPSD_ACCESSLOG_ALL, /* CUPS-Get-Classes */
+ CUPSD_ACCESSLOG_CONFIG, /* CUPS-Add-Modify-Class */
+ CUPSD_ACCESSLOG_CONFIG, /* CUPS-Delete-Class */
+ CUPSD_ACCESSLOG_CONFIG, /* CUPS-Accept-Jobs */
+ CUPSD_ACCESSLOG_CONFIG, /* CUPS-Reject-Jobs */
+ CUPSD_ACCESSLOG_CONFIG, /* CUPS-Set-Default */
+ CUPSD_ACCESSLOG_CONFIG, /* CUPS-Get-Devices */
+ CUPSD_ACCESSLOG_CONFIG, /* CUPS-Get-PPDs */
+ CUPSD_ACCESSLOG_ACTIONS,/* CUPS-Move-Job */
+ CUPSD_ACCESSLOG_ACTIONS,/* CUPS-Authenticate-Job */
+ CUPSD_ACCESSLOG_ALL /* CUPS-Get-PPD */
+ };
+
+
+ if ((op <= IPP_SCHEDULE_JOB_AFTER && standard_ops[op] > AccessLogLevel) ||
+ (op >= CUPS_GET_DEFAULT && op <= CUPS_GET_PPD &&
+ cups_ops[op - CUPS_GET_DEFAULT] > AccessLogLevel))
+ return (1);
+ }
+ }
+
#ifdef HAVE_VSYSLOG
/*
* See if we are logging accesses via syslog...
}
+/*
+ * 'cupsdWriteErrorLog()' - Write a line to the ErrorLog.
+ */
+
+int /* O - 1 on success, 0 on failure */
+cupsdWriteErrorLog(int level, /* I - Log level */
+ const char *message) /* I - Message string */
+{
+ static const char levels[] = /* Log levels... */
+ {
+ ' ',
+ 'X',
+ 'A',
+ 'C',
+ 'E',
+ 'W',
+ 'N',
+ 'I',
+ 'D',
+ 'd'
+ };
+#ifdef HAVE_VSYSLOG
+ static const int syslevels[] = /* SYSLOG levels... */
+ {
+ 0,
+ LOG_EMERG,
+ LOG_ALERT,
+ LOG_CRIT,
+ LOG_ERR,
+ LOG_WARNING,
+ LOG_NOTICE,
+ LOG_INFO,
+ LOG_DEBUG,
+ LOG_DEBUG
+ };
+#endif /* HAVE_VSYSLOG */
+
+
+#ifdef HAVE_VSYSLOG
+ /*
+ * See if we are logging errors via syslog...
+ */
+
+ if (!strcmp(ErrorLog, "syslog"))
+ {
+ syslog(syslevels[level], "%s", message);
+ return (1);
+ }
+#endif /* HAVE_VSYSLOG */
+
+ /*
+ * Not using syslog; check the log file...
+ */
+
+ if (!check_log_file(&ErrorFile, ErrorLog))
+ return (0);
+
+ /*
+ * Write the log message...
+ */
+
+ cupsFilePrintf(ErrorFile, "%c %s %s\n", levels[level],
+ cupsdGetDateTime(time(NULL)), message);
+ cupsFileFlush(ErrorFile);
+
+ return (1);
+}
+
+
/*
* 'check_log_file()' - Open/rotate a log file if it needs it.
*/
if (!strncmp(filename, CUPS_LOGDIR, strlen(CUPS_LOGDIR)))
{
- cupsdCheckPermissions(CUPS_LOGDIR, NULL, 0755, RunUser, Group, 1, -1);
+ /*
+ * Try updating the permissions of the containing log directory, using
+ * the log file permissions as a basis...
+ */
+
+ int log_dir_perm = 0300 | LogFilePerm;
+ /* LogFilePerm + owner write/search */
+ if (log_dir_perm & 0040)
+ log_dir_perm |= 0010; /* Add group search */
+ if (log_dir_perm & 0004)
+ log_dir_perm |= 0001; /* Add other search */
+
+ cupsdCheckPermissions(CUPS_LOGDIR, NULL, log_dir_perm, RunUser, Group,
+ 1, -1);
*lf = cupsFileOpen(filename, "a");
}
{
syslog(LOG_ERR, "Unable to open log file \"%s\" - %s", filename,
strerror(errno));
+
+ if (FatalErrors & CUPSD_FATAL_LOG)
+ cupsdEndProcess(getpid(), 0);
+
return (0);
}
}
syslog(LOG_ERR, "Unable to open log file \"%s\" - %s", filename,
strerror(errno));
+ if (FatalErrors & CUPSD_FATAL_LOG)
+ cupsdEndProcess(getpid(), 0);
+
return (0);
}
/*
- * End of "$Id: log.c 6875 2007-08-27 23:25:06Z mike $".
+ * 'format_log_line()' - Format a line for a log file.
+ *
+ * This function resizes a global string buffer as needed. Each call returns
+ * a pointer to this buffer, so the contents are only good until the next call
+ * to format_log_line()...
+ */
+
+static int /* O - -1 for fatal, 0 for retry, 1 for success */
+format_log_line(const char *message, /* I - Printf-style format string */
+ va_list ap) /* I - Argument list */
+{
+ int len; /* Length of formatted line */
+
+
+ /*
+ * Allocate the line buffer as needed...
+ */
+
+ if (!log_linesize)
+ {
+ log_linesize = 8192;
+ log_line = malloc(log_linesize);
+
+ if (!log_line)
+ return (-1);
+ }
+
+ /*
+ * Format the log message...
+ */
+
+ len = vsnprintf(log_line, log_linesize, message, ap);
+
+ /*
+ * Resize the buffer as needed...
+ */
+
+ if (len >= log_linesize)
+ {
+ char *temp; /* Temporary string pointer */
+
+
+ len ++;
+
+ if (len < 8192)
+ len = 8192;
+ else if (len > 65536)
+ len = 65536;
+
+ temp = realloc(log_line, len);
+
+ if (temp)
+ {
+ log_line = temp;
+ log_linesize = len;
+
+ return (0);
+ }
+ }
+
+ return (1);
+}
+
+
+/*
+ * End of "$Id: log.c 7918 2008-09-08 22:03:01Z mike $".
*/