diff options
Diffstat (limited to 'src/macos_fw.c')
| -rw-r--r-- | src/macos_fw.c | 487 |
1 files changed, 487 insertions, 0 deletions
diff --git a/src/macos_fw.c b/src/macos_fw.c new file mode 100644 index 000000000..a62aa7a7e --- /dev/null +++ b/src/macos_fw.c @@ -0,0 +1,487 @@ +#include "common.h" +#include <CoreFoundation/CoreFoundation.h> +#include <IOKit/IOKitLib.h> +#include <IOKit/storage/IOBlockStorageDriver.h> +#include <IOKit/IOBSD.h> +// NEEDED BY do_space, do_inodes +#include <sys/mount.h> +// NEEDED BY: struct ifaddrs, getifaddrs() +#include <net/if.h> +#include <ifaddrs.h> + +// NEEDED BY: do_bandwidth +#define IFA_DATA(s) (((struct if_data *)ifa->ifa_data)->ifi_ ## s) + +#define MAXDRIVENAME 31 + +#define KILO_FACTOR 1024 +#define MEGA_FACTOR 1048576 // 1024 * 1024 +#define GIGA_FACTOR 1073741824 // 1024 * 1024 * 1024 + +int do_macos_iokit(int update_every, usec_t dt) { + (void)dt; + + static int do_io = -1, do_space = -1, do_inodes = -1, do_bandwidth = -1; + + if (unlikely(do_io == -1)) { + do_io = config_get_boolean("plugin:macos:iokit", "disk i/o", 1); + do_space = config_get_boolean("plugin:macos:sysctl", "space usage for all disks", 1); + do_inodes = config_get_boolean("plugin:macos:sysctl", "inodes usage for all disks", 1); + do_bandwidth = config_get_boolean("plugin:macos:sysctl", "bandwidth", 1); + } + + RRDSET *st; + + mach_port_t master_port; + io_registry_entry_t drive, drive_media; + io_iterator_t drive_list; + CFDictionaryRef properties, statistics; + CFStringRef name; + CFNumberRef number; + kern_return_t status; + collected_number total_disk_reads = 0; + collected_number total_disk_writes = 0; + struct diskstat { + char name[MAXDRIVENAME]; + collected_number bytes_read; + collected_number bytes_write; + collected_number reads; + collected_number writes; + collected_number time_read; + collected_number time_write; + collected_number latency_read; + collected_number latency_write; + } diskstat; + struct cur_diskstat { + collected_number duration_read_ns; + collected_number duration_write_ns; + collected_number busy_time_ns; + } cur_diskstat; + struct prev_diskstat { + collected_number bytes_read; + collected_number bytes_write; + collected_number operations_read; + collected_number operations_write; + collected_number duration_read_ns; + collected_number duration_write_ns; + collected_number busy_time_ns; + } prev_diskstat; + + // NEEDED BY: do_space, do_inodes + struct statfs *mntbuf; + int mntsize, i; + char mntonname[MNAMELEN + 1]; + char title[4096 + 1]; + + // NEEDED BY: do_bandwidth + struct ifaddrs *ifa, *ifap; + + /* Get ports and services for drive statistics. */ + if (unlikely(IOMasterPort(bootstrap_port, &master_port))) { + error("MACOS: IOMasterPort() failed"); + do_io = 0; + error("DISABLED: system.io"); + /* Get the list of all drive objects. */ + } else if (unlikely(IOServiceGetMatchingServices(master_port, IOServiceMatching("IOBlockStorageDriver"), &drive_list))) { + error("MACOS: IOServiceGetMatchingServices() failed"); + do_io = 0; + error("DISABLED: system.io"); + } else { + while ((drive = IOIteratorNext(drive_list)) != 0) { + properties = 0; + statistics = 0; + number = 0; + bzero(&diskstat, sizeof(diskstat)); + + /* Get drive media object. */ + status = IORegistryEntryGetChildEntry(drive, kIOServicePlane, &drive_media); + if (unlikely(status != KERN_SUCCESS)) { + IOObjectRelease(drive); + continue; + } + + /* Get drive media properties. */ + if (likely(!IORegistryEntryCreateCFProperties(drive_media, (CFMutableDictionaryRef *)&properties, kCFAllocatorDefault, 0))) { + /* Get disk name. */ + if (likely(name = (CFStringRef)CFDictionaryGetValue(properties, CFSTR(kIOBSDNameKey)))) { + CFStringGetCString(name, diskstat.name, MAXDRIVENAME, kCFStringEncodingUTF8); + } + } + + /* Release. */ + CFRelease(properties); + IOObjectRelease(drive_media); + + /* Obtain the properties for this drive object. */ + if (unlikely(IORegistryEntryCreateCFProperties(drive, (CFMutableDictionaryRef *)&properties, kCFAllocatorDefault, 0))) { + error("MACOS: IORegistryEntryCreateCFProperties() failed"); + do_io = 0; + error("DISABLED: system.io"); + break; + } else if (likely(properties)) { + /* Obtain the statistics from the drive properties. */ + if (likely(statistics = (CFDictionaryRef)CFDictionaryGetValue(properties, CFSTR(kIOBlockStorageDriverStatisticsKey)))) { + + // -------------------------------------------------------------------- + + /* Get bytes read. */ + if (likely(number = (CFNumberRef)CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsBytesReadKey)))) { + CFNumberGetValue(number, kCFNumberSInt64Type, &diskstat.bytes_read); + total_disk_reads += diskstat.bytes_read; + } + + /* Get bytes written. */ + if (likely(number = (CFNumberRef)CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsBytesWrittenKey)))) { + CFNumberGetValue(number, kCFNumberSInt64Type, &diskstat.bytes_write); + total_disk_writes += diskstat.bytes_write; + } + + st = rrdset_find_bytype("disk", diskstat.name); + if (unlikely(!st)) { + st = rrdset_create("disk", diskstat.name, NULL, diskstat.name, "disk.io", "Disk I/O Bandwidth", "kilobytes/s", 2000, update_every, RRDSET_TYPE_AREA); + + rrddim_add(st, "reads", NULL, 1, 1024, RRDDIM_INCREMENTAL); + rrddim_add(st, "writes", NULL, -1, 1024, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + prev_diskstat.bytes_read = rrddim_set(st, "reads", diskstat.bytes_read); + prev_diskstat.bytes_write = rrddim_set(st, "writes", diskstat.bytes_write); + rrdset_done(st); + + // -------------------------------------------------------------------- + + /* Get number of reads. */ + if (likely(number = (CFNumberRef)CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsReadsKey)))) { + CFNumberGetValue(number, kCFNumberSInt64Type, &diskstat.reads); + } + + /* Get number of writes. */ + if (likely(number = (CFNumberRef)CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsWritesKey)))) { + CFNumberGetValue(number, kCFNumberSInt64Type, &diskstat.writes); + } + + st = rrdset_find_bytype("disk_ops", diskstat.name); + if (unlikely(!st)) { + st = rrdset_create("disk_ops", diskstat.name, NULL, diskstat.name, "disk.ops", "Disk Completed I/O Operations", "operations/s", 2001, update_every, RRDSET_TYPE_LINE); + st->isdetail = 1; + + rrddim_add(st, "reads", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "writes", NULL, -1, 1, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + prev_diskstat.operations_read = rrddim_set(st, "reads", diskstat.reads); + prev_diskstat.operations_write = rrddim_set(st, "writes", diskstat.writes); + rrdset_done(st); + + // -------------------------------------------------------------------- + + /* Get reads time. */ + if (likely(number = (CFNumberRef)CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsTotalReadTimeKey)))) { + CFNumberGetValue(number, kCFNumberSInt64Type, &diskstat.time_read); + } + + /* Get writes time. */ + if (likely(number = (CFNumberRef)CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsTotalWriteTimeKey)))) { + CFNumberGetValue(number, kCFNumberSInt64Type, &diskstat.time_write); + } + + st = rrdset_find_bytype("disk_util", diskstat.name); + if (unlikely(!st)) { + st = rrdset_create("disk_util", diskstat.name, NULL, diskstat.name, "disk.util", "Disk Utilization Time", "% of time working", 2004, update_every, RRDSET_TYPE_AREA); + st->isdetail = 1; + + rrddim_add(st, "utilization", NULL, 1, 10000000, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + cur_diskstat.busy_time_ns = (diskstat.time_read + diskstat.time_write); + prev_diskstat.busy_time_ns = rrddim_set(st, "utilization", cur_diskstat.busy_time_ns); + rrdset_done(st); + + // -------------------------------------------------------------------- + + /* Get reads latency. */ + if (likely(number = (CFNumberRef)CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsLatentReadTimeKey)))) { + CFNumberGetValue(number, kCFNumberSInt64Type, &diskstat.latency_read); + } + + /* Get writes latency. */ + if (likely(number = (CFNumberRef)CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsLatentWriteTimeKey)))) { + CFNumberGetValue(number, kCFNumberSInt64Type, &diskstat.latency_write); + } + + st = rrdset_find_bytype("disk_iotime", diskstat.name); + if (unlikely(!st)) { + st = rrdset_create("disk_iotime", diskstat.name, NULL, diskstat.name, "disk.iotime", "Disk Total I/O Time", "milliseconds/s", 2022, update_every, RRDSET_TYPE_LINE); + st->isdetail = 1; + + rrddim_add(st, "reads", NULL, 1, 1000000, RRDDIM_INCREMENTAL); + rrddim_add(st, "writes", NULL, -1, 1000000, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + cur_diskstat.duration_read_ns = diskstat.time_read + diskstat.latency_read; + cur_diskstat.duration_write_ns = diskstat.time_write + diskstat.latency_write; + prev_diskstat.duration_read_ns = rrddim_set(st, "reads", cur_diskstat.duration_read_ns); + prev_diskstat.duration_write_ns = rrddim_set(st, "writes", cur_diskstat.duration_write_ns); + rrdset_done(st); + + // -------------------------------------------------------------------- + // calculate differential charts + // only if this is not the first time we run + + if (likely(dt)) { + + // -------------------------------------------------------------------- + + st = rrdset_find_bytype("disk_await", diskstat.name); + if (unlikely(!st)) { + st = rrdset_create("disk_await", diskstat.name, NULL, diskstat.name, "disk.await", "Average Completed I/O Operation Time", "ms per operation", 2005, update_every, RRDSET_TYPE_LINE); + st->isdetail = 1; + + rrddim_add(st, "reads", NULL, 1, 1000000, RRDDIM_ABSOLUTE); + rrddim_add(st, "writes", NULL, -1, 1000000, RRDDIM_ABSOLUTE); + } + else rrdset_next(st); + + rrddim_set(st, "reads", (diskstat.reads - prev_diskstat.operations_read) ? + (cur_diskstat.duration_read_ns - prev_diskstat.duration_read_ns) / (diskstat.reads - prev_diskstat.operations_read) : 0); + rrddim_set(st, "writes", (diskstat.writes - prev_diskstat.operations_write) ? + (cur_diskstat.duration_write_ns - prev_diskstat.duration_write_ns) / (diskstat.writes - prev_diskstat.operations_write) : 0); + rrdset_done(st); + + // -------------------------------------------------------------------- + + st = rrdset_find_bytype("disk_avgsz", diskstat.name); + if (unlikely(!st)) { + st = rrdset_create("disk_avgsz", diskstat.name, NULL, diskstat.name, "disk.avgsz", "Average Completed I/O Operation Bandwidth", "kilobytes per operation", 2006, update_every, RRDSET_TYPE_AREA); + st->isdetail = 1; + + rrddim_add(st, "reads", NULL, 1, 1024, RRDDIM_ABSOLUTE); + rrddim_add(st, "writes", NULL, -1, 1024, RRDDIM_ABSOLUTE); + } + else rrdset_next(st); + + rrddim_set(st, "reads", (diskstat.reads - prev_diskstat.operations_read) ? + (diskstat.bytes_read - prev_diskstat.bytes_read) / (diskstat.reads - prev_diskstat.operations_read) : 0); + rrddim_set(st, "writes", (diskstat.writes - prev_diskstat.operations_write) ? + (diskstat.bytes_write - prev_diskstat.bytes_write) / (diskstat.writes - prev_diskstat.operations_write) : 0); + rrdset_done(st); + + // -------------------------------------------------------------------- + + st = rrdset_find_bytype("disk_svctm", diskstat.name); + if (unlikely(!st)) { + st = rrdset_create("disk_svctm", diskstat.name, NULL, diskstat.name, "disk.svctm", "Average Service Time", "ms per operation", 2007, update_every, RRDSET_TYPE_LINE); + st->isdetail = 1; + + rrddim_add(st, "svctm", NULL, 1, 1000000, RRDDIM_ABSOLUTE); + } + else rrdset_next(st); + + rrddim_set(st, "svctm", ((diskstat.reads - prev_diskstat.operations_read) + (diskstat.writes - prev_diskstat.operations_write)) ? + (cur_diskstat.busy_time_ns - prev_diskstat.busy_time_ns) / ((diskstat.reads - prev_diskstat.operations_read) + (diskstat.writes - prev_diskstat.operations_write)) : 0); + rrdset_done(st); + } + } + + /* Release. */ + CFRelease(properties); + } + + /* Release. */ + IOObjectRelease(drive); + } + IOIteratorReset(drive_list); + + /* Release. */ + IOObjectRelease(drive_list); + } + + if (likely(do_io)) { + st = rrdset_find_bytype("system", "io"); + if (unlikely(!st)) { + st = rrdset_create("system", "io", NULL, "disk", NULL, "Disk I/O", "kilobytes/s", 150, update_every, RRDSET_TYPE_AREA); + rrddim_add(st, "in", NULL, 1, 1024, RRDDIM_INCREMENTAL); + rrddim_add(st, "out", NULL, -1, 1024, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set(st, "in", total_disk_reads); + rrddim_set(st, "out", total_disk_writes); + rrdset_done(st); + } + + // Can be merged with FreeBSD plugin + // -------------------------------------------------------------------------- + + if (likely(do_space || do_inodes)) { + // there is no mount info in sysctl MIBs + if (unlikely(!(mntsize = getmntinfo(&mntbuf, MNT_NOWAIT)))) { + error("MACOS: getmntinfo() failed"); + do_space = 0; + error("DISABLED: disk_space.X"); + do_inodes = 0; + error("DISABLED: disk_inodes.X"); + } else { + for (i = 0; i < mntsize; i++) { + if (mntbuf[i].f_flags == MNT_RDONLY || + mntbuf[i].f_blocks == 0 || + // taken from gnulib/mountlist.c and shortened to FreeBSD related fstypes + strcmp(mntbuf[i].f_fstypename, "autofs") == 0 || + strcmp(mntbuf[i].f_fstypename, "procfs") == 0 || + strcmp(mntbuf[i].f_fstypename, "subfs") == 0 || + strcmp(mntbuf[i].f_fstypename, "devfs") == 0 || + strcmp(mntbuf[i].f_fstypename, "none") == 0) + continue; + + // -------------------------------------------------------------------------- + + if (likely(do_space)) { + st = rrdset_find_bytype("disk_space", mntbuf[i].f_mntonname); + if (unlikely(!st)) { + snprintfz(title, 4096, "Disk Space Usage for %s [%s]", mntbuf[i].f_mntonname, mntbuf[i].f_mntfromname); + st = rrdset_create("disk_space", mntbuf[i].f_mntonname, NULL, mntbuf[i].f_mntonname, "disk.space", title, "GB", 2023, + update_every, + RRDSET_TYPE_STACKED); + + rrddim_add(st, "avail", NULL, mntbuf[i].f_bsize, GIGA_FACTOR, RRDDIM_ABSOLUTE); + rrddim_add(st, "used", NULL, mntbuf[i].f_bsize, GIGA_FACTOR, RRDDIM_ABSOLUTE); + rrddim_add(st, "reserved_for_root", "reserved for root", mntbuf[i].f_bsize, GIGA_FACTOR, + RRDDIM_ABSOLUTE); + } else + rrdset_next(st); + + rrddim_set(st, "avail", (collected_number) mntbuf[i].f_bavail); + rrddim_set(st, "used", (collected_number) (mntbuf[i].f_blocks - mntbuf[i].f_bfree)); + rrddim_set(st, "reserved_for_root", (collected_number) (mntbuf[i].f_bfree - mntbuf[i].f_bavail)); + rrdset_done(st); + } + + // -------------------------------------------------------------------------- + + if (likely(do_inodes)) { + st = rrdset_find_bytype("disk_inodes", mntbuf[i].f_mntonname); + if (unlikely(!st)) { + snprintfz(title, 4096, "Disk Files (inodes) Usage for %s [%s]", mntbuf[i].f_mntonname, mntbuf[i].f_mntfromname); + st = rrdset_create("disk_inodes", mntbuf[i].f_mntonname, NULL, mntbuf[i].f_mntonname, "disk.inodes", title, "Inodes", 2024, + update_every, RRDSET_TYPE_STACKED); + + rrddim_add(st, "avail", NULL, 1, 1, RRDDIM_ABSOLUTE); + rrddim_add(st, "used", NULL, 1, 1, RRDDIM_ABSOLUTE); + rrddim_add(st, "reserved_for_root", "reserved for root", 1, 1, RRDDIM_ABSOLUTE); + } else + rrdset_next(st); + + rrddim_set(st, "avail", (collected_number) mntbuf[i].f_ffree); + rrddim_set(st, "used", (collected_number) (mntbuf[i].f_files - mntbuf[i].f_ffree)); + rrdset_done(st); + } + } + } + } + + // Can be merged with FreeBSD plugin + // -------------------------------------------------------------------- + + if (likely(do_bandwidth)) { + if (unlikely(getifaddrs(&ifap))) { + error("MACOS: getifaddrs()"); + do_bandwidth = 0; + error("DISABLED: system.ipv4"); + } else { + for (ifa = ifap; ifa; ifa = ifa->ifa_next) { + if (ifa->ifa_addr->sa_family != AF_LINK) + continue; + + // -------------------------------------------------------------------- + + st = rrdset_find_bytype("net", ifa->ifa_name); + if (unlikely(!st)) { + st = rrdset_create("net", ifa->ifa_name, NULL, ifa->ifa_name, "net.net", "Bandwidth", "kilobits/s", 7000, update_every, RRDSET_TYPE_AREA); + + rrddim_add(st, "received", NULL, 8, 1024, RRDDIM_INCREMENTAL); + rrddim_add(st, "sent", NULL, -8, 1024, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set(st, "received", IFA_DATA(ibytes)); + rrddim_set(st, "sent", IFA_DATA(obytes)); + rrdset_done(st); + + // -------------------------------------------------------------------- + + st = rrdset_find_bytype("net_packets", ifa->ifa_name); + if (unlikely(!st)) { + st = rrdset_create("net_packets", ifa->ifa_name, NULL, ifa->ifa_name, "net.packets", "Packets", "packets/s", 7001, update_every, RRDSET_TYPE_LINE); + st->isdetail = 1; + + rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "sent", NULL, -1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "multicast_received", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "multicast_sent", NULL, -1, 1, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set(st, "received", IFA_DATA(ipackets)); + rrddim_set(st, "sent", IFA_DATA(opackets)); + rrddim_set(st, "multicast_received", IFA_DATA(imcasts)); + rrddim_set(st, "multicast_sent", IFA_DATA(omcasts)); + rrdset_done(st); + + // -------------------------------------------------------------------- + + st = rrdset_find_bytype("net_errors", ifa->ifa_name); + if (unlikely(!st)) { + st = rrdset_create("net_errors", ifa->ifa_name, NULL, ifa->ifa_name, "net.errors", "Interface Errors", "errors/s", 7002, update_every, RRDSET_TYPE_LINE); + st->isdetail = 1; + + rrddim_add(st, "inbound", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "outbound", NULL, -1, 1, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set(st, "inbound", IFA_DATA(ierrors)); + rrddim_set(st, "outbound", IFA_DATA(oerrors)); + rrdset_done(st); + + // -------------------------------------------------------------------- + + st = rrdset_find_bytype("net_drops", ifa->ifa_name); + if (unlikely(!st)) { + st = rrdset_create("net_drops", ifa->ifa_name, NULL, ifa->ifa_name, "net.drops", "Interface Drops", "drops/s", 7003, update_every, RRDSET_TYPE_LINE); + st->isdetail = 1; + + rrddim_add(st, "inbound", NULL, 1, 1, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set(st, "inbound", IFA_DATA(iqdrops)); + rrdset_done(st); + + // -------------------------------------------------------------------- + + st = rrdset_find_bytype("net_events", ifa->ifa_name); + if (unlikely(!st)) { + st = rrdset_create("net_events", ifa->ifa_name, NULL, ifa->ifa_name, "net.events", "Network Interface Events", "events/s", 7006, update_every, RRDSET_TYPE_LINE); + st->isdetail = 1; + + rrddim_add(st, "frames", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "collisions", NULL, -1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "carrier", NULL, -1, 1, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set(st, "collisions", IFA_DATA(collisions)); + rrdset_done(st); + } + + freeifaddrs(ifap); + } + } + + + return 0; +} |