29 changed files with 121 additions and 50 deletions
@ -0,0 +1,9 @@
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#ifndef _PROBE_H_ |
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#define _PROBE_H_ |
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#include "plugins.h" |
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int probe_init(void); |
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int probe_submit(struct sammler_plugin *plugin, const char *filename, int ds_id, const char *fmt, ... ); |
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#endif /* _PROBE_H_ */ |
@ -0,0 +1,26 @@
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CFLAGS := -O2 -Wall -fno-stack-protector -I../include
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LDFLAGS := -ldl -rdynamic
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# ############################
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all: $(PLUGINS:%=%.so) |
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%.d: %.c |
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$(CC) $(CFLAGS) -MM -c $< -o $@
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%.o: %.c |
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$(CC) $(CFLAGS) -fPIC -o $@ -c $<
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apache.so: apache.o |
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$(LD) -shared -lcurl -o $@ $^
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mysql.so: mysql.o mysql_helper.o |
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$(LD) -shared -lmysqlclient -o $@ $^
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%.so: %.o |
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$(LD) -shared -o $@ $<
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clean: |
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rm -rf *.d *.o *.so
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-include $(PLUGINS:%=%.d) |
@ -0,0 +1,56 @@
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <stdarg.h> |
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#include "configfile.h" |
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#include "logging.h" |
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#include "network.h" |
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#include "rrdtool.h" |
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#define BUFSIZE 512 |
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#define SUBMIT_NET_ONLY 0x01 |
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static int submit_flags; |
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int probe_init(void) |
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{ |
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const char *fwd_only = config_get_string("global", "forward_only", "false"); |
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if (fwd_only == NULL || strncmp(fwd_only, "true", 4)) |
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submit_flags |= SUBMIT_NET_ONLY; |
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return 0; |
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} |
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int probe_submit(struct sammler_plugin *plugin, const char *filename, int ds_id, const char *fmt, ... ) |
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{ |
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static const char *hostname = NULL; |
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if (hostname == NULL) |
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hostname = config_get_string("global", "hostname", "localhost"); |
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char *buffer = malloc(BUFSIZE); |
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if (buffer == NULL) { |
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log_print(LOG_ERROR, "probe_submit: out of memory"); |
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return -1; |
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} |
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va_list az; |
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va_start(az, fmt); |
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int len = vsnprintf(buffer, BUFSIZE, fmt, az); |
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va_end(az); |
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if (len < 0 || len >= BUFSIZE) { |
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log_print(LOG_ERROR, "probe_submit: %s arguments too long", plugin->name); |
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free(buffer); |
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return -1; |
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} |
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net_submit(hostname, plugin->name, filename, ds_id, buffer); |
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if (!(submit_flags & SUBMIT_NET_ONLY)) |
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rrd_submit(hostname, plugin->name, filename, ds_id, buffer); |
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free(buffer); |
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return 0; |
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} |
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