diff options
Diffstat (limited to 'collectors/systemd-journal.plugin/systemd-journal-annotations.c')
| -rw-r--r-- | collectors/systemd-journal.plugin/systemd-journal-annotations.c | 719 |
1 files changed, 719 insertions, 0 deletions
diff --git a/collectors/systemd-journal.plugin/systemd-journal-annotations.c b/collectors/systemd-journal.plugin/systemd-journal-annotations.c new file mode 100644 index 00000000..b1235611 --- /dev/null +++ b/collectors/systemd-journal.plugin/systemd-journal-annotations.c @@ -0,0 +1,719 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#include "systemd-internals.h" + +const char *errno_map[] = { + [1] = "1 (EPERM)", // "Operation not permitted", + [2] = "2 (ENOENT)", // "No such file or directory", + [3] = "3 (ESRCH)", // "No such process", + [4] = "4 (EINTR)", // "Interrupted system call", + [5] = "5 (EIO)", // "Input/output error", + [6] = "6 (ENXIO)", // "No such device or address", + [7] = "7 (E2BIG)", // "Argument list too long", + [8] = "8 (ENOEXEC)", // "Exec format error", + [9] = "9 (EBADF)", // "Bad file descriptor", + [10] = "10 (ECHILD)", // "No child processes", + [11] = "11 (EAGAIN)", // "Resource temporarily unavailable", + [12] = "12 (ENOMEM)", // "Cannot allocate memory", + [13] = "13 (EACCES)", // "Permission denied", + [14] = "14 (EFAULT)", // "Bad address", + [15] = "15 (ENOTBLK)", // "Block device required", + [16] = "16 (EBUSY)", // "Device or resource busy", + [17] = "17 (EEXIST)", // "File exists", + [18] = "18 (EXDEV)", // "Invalid cross-device link", + [19] = "19 (ENODEV)", // "No such device", + [20] = "20 (ENOTDIR)", // "Not a directory", + [21] = "21 (EISDIR)", // "Is a directory", + [22] = "22 (EINVAL)", // "Invalid argument", + [23] = "23 (ENFILE)", // "Too many open files in system", + [24] = "24 (EMFILE)", // "Too many open files", + [25] = "25 (ENOTTY)", // "Inappropriate ioctl for device", + [26] = "26 (ETXTBSY)", // "Text file busy", + [27] = "27 (EFBIG)", // "File too large", + [28] = "28 (ENOSPC)", // "No space left on device", + [29] = "29 (ESPIPE)", // "Illegal seek", + [30] = "30 (EROFS)", // "Read-only file system", + [31] = "31 (EMLINK)", // "Too many links", + [32] = "32 (EPIPE)", // "Broken pipe", + [33] = "33 (EDOM)", // "Numerical argument out of domain", + [34] = "34 (ERANGE)", // "Numerical result out of range", + [35] = "35 (EDEADLK)", // "Resource deadlock avoided", + [36] = "36 (ENAMETOOLONG)", // "File name too long", + [37] = "37 (ENOLCK)", // "No locks available", + [38] = "38 (ENOSYS)", // "Function not implemented", + [39] = "39 (ENOTEMPTY)", // "Directory not empty", + [40] = "40 (ELOOP)", // "Too many levels of symbolic links", + [42] = "42 (ENOMSG)", // "No message of desired type", + [43] = "43 (EIDRM)", // "Identifier removed", + [44] = "44 (ECHRNG)", // "Channel number out of range", + [45] = "45 (EL2NSYNC)", // "Level 2 not synchronized", + [46] = "46 (EL3HLT)", // "Level 3 halted", + [47] = "47 (EL3RST)", // "Level 3 reset", + [48] = "48 (ELNRNG)", // "Link number out of range", + [49] = "49 (EUNATCH)", // "Protocol driver not attached", + [50] = "50 (ENOCSI)", // "No CSI structure available", + [51] = "51 (EL2HLT)", // "Level 2 halted", + [52] = "52 (EBADE)", // "Invalid exchange", + [53] = "53 (EBADR)", // "Invalid request descriptor", + [54] = "54 (EXFULL)", // "Exchange full", + [55] = "55 (ENOANO)", // "No anode", + [56] = "56 (EBADRQC)", // "Invalid request code", + [57] = "57 (EBADSLT)", // "Invalid slot", + [59] = "59 (EBFONT)", // "Bad font file format", + [60] = "60 (ENOSTR)", // "Device not a stream", + [61] = "61 (ENODATA)", // "No data available", + [62] = "62 (ETIME)", // "Timer expired", + [63] = "63 (ENOSR)", // "Out of streams resources", + [64] = "64 (ENONET)", // "Machine is not on the network", + [65] = "65 (ENOPKG)", // "Package not installed", + [66] = "66 (EREMOTE)", // "Object is remote", + [67] = "67 (ENOLINK)", // "Link has been severed", + [68] = "68 (EADV)", // "Advertise error", + [69] = "69 (ESRMNT)", // "Srmount error", + [70] = "70 (ECOMM)", // "Communication error on send", + [71] = "71 (EPROTO)", // "Protocol error", + [72] = "72 (EMULTIHOP)", // "Multihop attempted", + [73] = "73 (EDOTDOT)", // "RFS specific error", + [74] = "74 (EBADMSG)", // "Bad message", + [75] = "75 (EOVERFLOW)", // "Value too large for defined data type", + [76] = "76 (ENOTUNIQ)", // "Name not unique on network", + [77] = "77 (EBADFD)", // "File descriptor in bad state", + [78] = "78 (EREMCHG)", // "Remote address changed", + [79] = "79 (ELIBACC)", // "Can not access a needed shared library", + [80] = "80 (ELIBBAD)", // "Accessing a corrupted shared library", + [81] = "81 (ELIBSCN)", // ".lib section in a.out corrupted", + [82] = "82 (ELIBMAX)", // "Attempting to link in too many shared libraries", + [83] = "83 (ELIBEXEC)", // "Cannot exec a shared library directly", + [84] = "84 (EILSEQ)", // "Invalid or incomplete multibyte or wide character", + [85] = "85 (ERESTART)", // "Interrupted system call should be restarted", + [86] = "86 (ESTRPIPE)", // "Streams pipe error", + [87] = "87 (EUSERS)", // "Too many users", + [88] = "88 (ENOTSOCK)", // "Socket operation on non-socket", + [89] = "89 (EDESTADDRREQ)", // "Destination address required", + [90] = "90 (EMSGSIZE)", // "Message too long", + [91] = "91 (EPROTOTYPE)", // "Protocol wrong type for socket", + [92] = "92 (ENOPROTOOPT)", // "Protocol not available", + [93] = "93 (EPROTONOSUPPORT)", // "Protocol not supported", + [94] = "94 (ESOCKTNOSUPPORT)", // "Socket type not supported", + [95] = "95 (ENOTSUP)", // "Operation not supported", + [96] = "96 (EPFNOSUPPORT)", // "Protocol family not supported", + [97] = "97 (EAFNOSUPPORT)", // "Address family not supported by protocol", + [98] = "98 (EADDRINUSE)", // "Address already in use", + [99] = "99 (EADDRNOTAVAIL)", // "Cannot assign requested address", + [100] = "100 (ENETDOWN)", // "Network is down", + [101] = "101 (ENETUNREACH)", // "Network is unreachable", + [102] = "102 (ENETRESET)", // "Network dropped connection on reset", + [103] = "103 (ECONNABORTED)", // "Software caused connection abort", + [104] = "104 (ECONNRESET)", // "Connection reset by peer", + [105] = "105 (ENOBUFS)", // "No buffer space available", + [106] = "106 (EISCONN)", // "Transport endpoint is already connected", + [107] = "107 (ENOTCONN)", // "Transport endpoint is not connected", + [108] = "108 (ESHUTDOWN)", // "Cannot send after transport endpoint shutdown", + [109] = "109 (ETOOMANYREFS)", // "Too many references: cannot splice", + [110] = "110 (ETIMEDOUT)", // "Connection timed out", + [111] = "111 (ECONNREFUSED)", // "Connection refused", + [112] = "112 (EHOSTDOWN)", // "Host is down", + [113] = "113 (EHOSTUNREACH)", // "No route to host", + [114] = "114 (EALREADY)", // "Operation already in progress", + [115] = "115 (EINPROGRESS)", // "Operation now in progress", + [116] = "116 (ESTALE)", // "Stale file handle", + [117] = "117 (EUCLEAN)", // "Structure needs cleaning", + [118] = "118 (ENOTNAM)", // "Not a XENIX named type file", + [119] = "119 (ENAVAIL)", // "No XENIX semaphores available", + [120] = "120 (EISNAM)", // "Is a named type file", + [121] = "121 (EREMOTEIO)", // "Remote I/O error", + [122] = "122 (EDQUOT)", // "Disk quota exceeded", + [123] = "123 (ENOMEDIUM)", // "No medium found", + [124] = "124 (EMEDIUMTYPE)", // "Wrong medium type", + [125] = "125 (ECANCELED)", // "Operation canceled", + [126] = "126 (ENOKEY)", // "Required key not available", + [127] = "127 (EKEYEXPIRED)", // "Key has expired", + [128] = "128 (EKEYREVOKED)", // "Key has been revoked", + [129] = "129 (EKEYREJECTED)", // "Key was rejected by service", + [130] = "130 (EOWNERDEAD)", // "Owner died", + [131] = "131 (ENOTRECOVERABLE)", // "State not recoverable", + [132] = "132 (ERFKILL)", // "Operation not possible due to RF-kill", + [133] = "133 (EHWPOISON)", // "Memory page has hardware error", +}; + +const char *linux_capabilities[] = { + [CAP_CHOWN] = "CHOWN", + [CAP_DAC_OVERRIDE] = "DAC_OVERRIDE", + [CAP_DAC_READ_SEARCH] = "DAC_READ_SEARCH", + [CAP_FOWNER] = "FOWNER", + [CAP_FSETID] = "FSETID", + [CAP_KILL] = "KILL", + [CAP_SETGID] = "SETGID", + [CAP_SETUID] = "SETUID", + [CAP_SETPCAP] = "SETPCAP", + [CAP_LINUX_IMMUTABLE] = "LINUX_IMMUTABLE", + [CAP_NET_BIND_SERVICE] = "NET_BIND_SERVICE", + [CAP_NET_BROADCAST] = "NET_BROADCAST", + [CAP_NET_ADMIN] = "NET_ADMIN", + [CAP_NET_RAW] = "NET_RAW", + [CAP_IPC_LOCK] = "IPC_LOCK", + [CAP_IPC_OWNER] = "IPC_OWNER", + [CAP_SYS_MODULE] = "SYS_MODULE", + [CAP_SYS_RAWIO] = "SYS_RAWIO", + [CAP_SYS_CHROOT] = "SYS_CHROOT", + [CAP_SYS_PTRACE] = "SYS_PTRACE", + [CAP_SYS_PACCT] = "SYS_PACCT", + [CAP_SYS_ADMIN] = "SYS_ADMIN", + [CAP_SYS_BOOT] = "SYS_BOOT", + [CAP_SYS_NICE] = "SYS_NICE", + [CAP_SYS_RESOURCE] = "SYS_RESOURCE", + [CAP_SYS_TIME] = "SYS_TIME", + [CAP_SYS_TTY_CONFIG] = "SYS_TTY_CONFIG", + [CAP_MKNOD] = "MKNOD", + [CAP_LEASE] = "LEASE", + [CAP_AUDIT_WRITE] = "AUDIT_WRITE", + [CAP_AUDIT_CONTROL] = "AUDIT_CONTROL", + [CAP_SETFCAP] = "SETFCAP", + [CAP_MAC_OVERRIDE] = "MAC_OVERRIDE", + [CAP_MAC_ADMIN] = "MAC_ADMIN", + [CAP_SYSLOG] = "SYSLOG", + [CAP_WAKE_ALARM] = "WAKE_ALARM", + [CAP_BLOCK_SUSPEND] = "BLOCK_SUSPEND", + [37 /*CAP_AUDIT_READ*/] = "AUDIT_READ", + [38 /*CAP_PERFMON*/] = "PERFMON", + [39 /*CAP_BPF*/] = "BPF", + [40 /* CAP_CHECKPOINT_RESTORE */] = "CHECKPOINT_RESTORE", +}; + +static const char *syslog_facility_to_name(int facility) { + switch (facility) { + case LOG_FAC(LOG_KERN): return "kern"; + case LOG_FAC(LOG_USER): return "user"; + case LOG_FAC(LOG_MAIL): return "mail"; + case LOG_FAC(LOG_DAEMON): return "daemon"; + case LOG_FAC(LOG_AUTH): return "auth"; + case LOG_FAC(LOG_SYSLOG): return "syslog"; + case LOG_FAC(LOG_LPR): return "lpr"; + case LOG_FAC(LOG_NEWS): return "news"; + case LOG_FAC(LOG_UUCP): return "uucp"; + case LOG_FAC(LOG_CRON): return "cron"; + case LOG_FAC(LOG_AUTHPRIV): return "authpriv"; + case LOG_FAC(LOG_FTP): return "ftp"; + case LOG_FAC(LOG_LOCAL0): return "local0"; + case LOG_FAC(LOG_LOCAL1): return "local1"; + case LOG_FAC(LOG_LOCAL2): return "local2"; + case LOG_FAC(LOG_LOCAL3): return "local3"; + case LOG_FAC(LOG_LOCAL4): return "local4"; + case LOG_FAC(LOG_LOCAL5): return "local5"; + case LOG_FAC(LOG_LOCAL6): return "local6"; + case LOG_FAC(LOG_LOCAL7): return "local7"; + default: return NULL; + } +} + +static const char *syslog_priority_to_name(int priority) { + switch (priority) { + case LOG_ALERT: return "alert"; + case LOG_CRIT: return "critical"; + case LOG_DEBUG: return "debug"; + case LOG_EMERG: return "panic"; + case LOG_ERR: return "error"; + case LOG_INFO: return "info"; + case LOG_NOTICE: return "notice"; + case LOG_WARNING: return "warning"; + default: return NULL; + } +} + +FACET_ROW_SEVERITY syslog_priority_to_facet_severity(FACETS *facets __maybe_unused, FACET_ROW *row, void *data __maybe_unused) { + // same to + // https://github.com/systemd/systemd/blob/aab9e4b2b86905a15944a1ac81e471b5b7075932/src/basic/terminal-util.c#L1501 + // function get_log_colors() + + FACET_ROW_KEY_VALUE *priority_rkv = dictionary_get(row->dict, "PRIORITY"); + if(!priority_rkv || priority_rkv->empty) + return FACET_ROW_SEVERITY_NORMAL; + + int priority = str2i(buffer_tostring(priority_rkv->wb)); + + if(priority <= LOG_ERR) + return FACET_ROW_SEVERITY_CRITICAL; + + else if (priority <= LOG_WARNING) + return FACET_ROW_SEVERITY_WARNING; + + else if(priority <= LOG_NOTICE) + return FACET_ROW_SEVERITY_NOTICE; + + else if(priority >= LOG_DEBUG) + return FACET_ROW_SEVERITY_DEBUG; + + return FACET_ROW_SEVERITY_NORMAL; +} + +static char *uid_to_username(uid_t uid, char *buffer, size_t buffer_size) { + static __thread char tmp[1024 + 1]; + struct passwd pw, *result = NULL; + + if (getpwuid_r(uid, &pw, tmp, sizeof(tmp), &result) != 0 || !result || !pw.pw_name || !(*pw.pw_name)) + snprintfz(buffer, buffer_size - 1, "%u", uid); + else + snprintfz(buffer, buffer_size - 1, "%u (%s)", uid, pw.pw_name); + + return buffer; +} + +static char *gid_to_groupname(gid_t gid, char* buffer, size_t buffer_size) { + static __thread char tmp[1024]; + struct group grp, *result = NULL; + + if (getgrgid_r(gid, &grp, tmp, sizeof(tmp), &result) != 0 || !result || !grp.gr_name || !(*grp.gr_name)) + snprintfz(buffer, buffer_size - 1, "%u", gid); + else + snprintfz(buffer, buffer_size - 1, "%u (%s)", gid, grp.gr_name); + + return buffer; +} + +void netdata_systemd_journal_transform_syslog_facility(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope __maybe_unused, void *data __maybe_unused) { + const char *v = buffer_tostring(wb); + if(*v && isdigit(*v)) { + int facility = str2i(buffer_tostring(wb)); + const char *name = syslog_facility_to_name(facility); + if (name) { + buffer_flush(wb); + buffer_strcat(wb, name); + } + } +} + +void netdata_systemd_journal_transform_priority(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope __maybe_unused, void *data __maybe_unused) { + if(scope == FACETS_TRANSFORM_FACET_SORT) + return; + + const char *v = buffer_tostring(wb); + if(*v && isdigit(*v)) { + int priority = str2i(buffer_tostring(wb)); + const char *name = syslog_priority_to_name(priority); + if (name) { + buffer_flush(wb); + buffer_strcat(wb, name); + } + } +} + +void netdata_systemd_journal_transform_errno(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope __maybe_unused, void *data __maybe_unused) { + if(scope == FACETS_TRANSFORM_FACET_SORT) + return; + + const char *v = buffer_tostring(wb); + if(*v && isdigit(*v)) { + unsigned err_no = str2u(buffer_tostring(wb)); + if(err_no > 0 && err_no < sizeof(errno_map) / sizeof(*errno_map)) { + const char *name = errno_map[err_no]; + if(name) { + buffer_flush(wb); + buffer_strcat(wb, name); + } + } + } +} + +// ---------------------------------------------------------------------------- +// UID and GID transformation + +#define UID_GID_HASHTABLE_SIZE 10000 + +struct word_t2str_hashtable_entry { + struct word_t2str_hashtable_entry *next; + Word_t hash; + size_t len; + char str[]; +}; + +struct word_t2str_hashtable { + SPINLOCK spinlock; + size_t size; + struct word_t2str_hashtable_entry *hashtable[UID_GID_HASHTABLE_SIZE]; +}; + +struct word_t2str_hashtable uid_hashtable = { + .size = UID_GID_HASHTABLE_SIZE, +}; + +struct word_t2str_hashtable gid_hashtable = { + .size = UID_GID_HASHTABLE_SIZE, +}; + +struct word_t2str_hashtable_entry **word_t2str_hashtable_slot(struct word_t2str_hashtable *ht, Word_t hash) { + size_t slot = hash % ht->size; + struct word_t2str_hashtable_entry **e = &ht->hashtable[slot]; + + while(*e && (*e)->hash != hash) + e = &((*e)->next); + + return e; +} + +const char *uid_to_username_cached(uid_t uid, size_t *length) { + spinlock_lock(&uid_hashtable.spinlock); + + struct word_t2str_hashtable_entry **e = word_t2str_hashtable_slot(&uid_hashtable, uid); + if(!(*e)) { + static __thread char buf[1024]; + const char *name = uid_to_username(uid, buf, sizeof(buf)); + size_t size = strlen(name) + 1; + + *e = callocz(1, sizeof(struct word_t2str_hashtable_entry) + size); + (*e)->len = size - 1; + (*e)->hash = uid; + memcpy((*e)->str, name, size); + } + + spinlock_unlock(&uid_hashtable.spinlock); + + *length = (*e)->len; + return (*e)->str; +} + +const char *gid_to_groupname_cached(gid_t gid, size_t *length) { + spinlock_lock(&gid_hashtable.spinlock); + + struct word_t2str_hashtable_entry **e = word_t2str_hashtable_slot(&gid_hashtable, gid); + if(!(*e)) { + static __thread char buf[1024]; + const char *name = gid_to_groupname(gid, buf, sizeof(buf)); + size_t size = strlen(name) + 1; + + *e = callocz(1, sizeof(struct word_t2str_hashtable_entry) + size); + (*e)->len = size - 1; + (*e)->hash = gid; + memcpy((*e)->str, name, size); + } + + spinlock_unlock(&gid_hashtable.spinlock); + + *length = (*e)->len; + return (*e)->str; +} + +DICTIONARY *boot_ids_to_first_ut = NULL; + +void netdata_systemd_journal_transform_boot_id(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope __maybe_unused, void *data __maybe_unused) { + const char *boot_id = buffer_tostring(wb); + if(*boot_id && isxdigit(*boot_id)) { + usec_t ut = UINT64_MAX; + usec_t *p_ut = dictionary_get(boot_ids_to_first_ut, boot_id); + if(!p_ut) { +#ifndef HAVE_SD_JOURNAL_RESTART_FIELDS + struct journal_file *jf; + dfe_start_read(journal_files_registry, jf) { + const char *files[2] = { + [0] = jf_dfe.name, + [1] = NULL, + }; + + sd_journal *j = NULL; + int r = sd_journal_open_files(&j, files, ND_SD_JOURNAL_OPEN_FLAGS); + if(r < 0 || !j) { + internal_error(true, "JOURNAL: while looking for the first timestamp of boot_id '%s', " + "sd_journal_open_files('%s') returned %d", + boot_id, jf_dfe.name, r); + continue; + } + + ut = journal_file_update_annotation_boot_id(j, jf, boot_id); + sd_journal_close(j); + } + dfe_done(jf); +#endif + } + else + ut = *p_ut; + + if(ut && ut != UINT64_MAX) { + char buffer[RFC3339_MAX_LENGTH]; + rfc3339_datetime_ut(buffer, sizeof(buffer), ut, 0, true); + + switch(scope) { + default: + case FACETS_TRANSFORM_DATA: + case FACETS_TRANSFORM_VALUE: + buffer_sprintf(wb, " (%s) ", buffer); + break; + + case FACETS_TRANSFORM_FACET: + case FACETS_TRANSFORM_FACET_SORT: + case FACETS_TRANSFORM_HISTOGRAM: + buffer_flush(wb); + buffer_sprintf(wb, "%s", buffer); + break; + } + } + } +} + +void netdata_systemd_journal_transform_uid(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope __maybe_unused, void *data __maybe_unused) { + if(scope == FACETS_TRANSFORM_FACET_SORT) + return; + + const char *v = buffer_tostring(wb); + if(*v && isdigit(*v)) { + uid_t uid = str2i(buffer_tostring(wb)); + size_t len; + const char *name = uid_to_username_cached(uid, &len); + buffer_contents_replace(wb, name, len); + } +} + +void netdata_systemd_journal_transform_gid(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope __maybe_unused, void *data __maybe_unused) { + if(scope == FACETS_TRANSFORM_FACET_SORT) + return; + + const char *v = buffer_tostring(wb); + if(*v && isdigit(*v)) { + gid_t gid = str2i(buffer_tostring(wb)); + size_t len; + const char *name = gid_to_groupname_cached(gid, &len); + buffer_contents_replace(wb, name, len); + } +} + +void netdata_systemd_journal_transform_cap_effective(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope __maybe_unused, void *data __maybe_unused) { + if(scope == FACETS_TRANSFORM_FACET_SORT) + return; + + const char *v = buffer_tostring(wb); + if(*v && isdigit(*v)) { + uint64_t cap = strtoul(buffer_tostring(wb), NULL, 16); + if(cap) { + buffer_fast_strcat(wb, " (", 2); + for (size_t i = 0, added = 0; i < sizeof(linux_capabilities) / sizeof(linux_capabilities[0]); i++) { + if (linux_capabilities[i] && (cap & (1ULL << i))) { + + if (added) + buffer_fast_strcat(wb, " | ", 3); + + buffer_strcat(wb, linux_capabilities[i]); + added++; + } + } + buffer_fast_strcat(wb, ")", 1); + } + } +} + +void netdata_systemd_journal_transform_timestamp_usec(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope __maybe_unused, void *data __maybe_unused) { + if(scope == FACETS_TRANSFORM_FACET_SORT) + return; + + const char *v = buffer_tostring(wb); + if(*v && isdigit(*v)) { + uint64_t ut = str2ull(buffer_tostring(wb), NULL); + if(ut) { + char buffer[RFC3339_MAX_LENGTH]; + rfc3339_datetime_ut(buffer, sizeof(buffer), ut, 6, true); + buffer_sprintf(wb, " (%s)", buffer); + } + } +} + +// ---------------------------------------------------------------------------- + +void netdata_systemd_journal_dynamic_row_id(FACETS *facets __maybe_unused, BUFFER *json_array, FACET_ROW_KEY_VALUE *rkv, FACET_ROW *row, void *data __maybe_unused) { + FACET_ROW_KEY_VALUE *pid_rkv = dictionary_get(row->dict, "_PID"); + const char *pid = pid_rkv ? buffer_tostring(pid_rkv->wb) : FACET_VALUE_UNSET; + + const char *identifier = NULL; + FACET_ROW_KEY_VALUE *container_name_rkv = dictionary_get(row->dict, "CONTAINER_NAME"); + if(container_name_rkv && !container_name_rkv->empty) + identifier = buffer_tostring(container_name_rkv->wb); + + if(!identifier) { + FACET_ROW_KEY_VALUE *syslog_identifier_rkv = dictionary_get(row->dict, "SYSLOG_IDENTIFIER"); + if(syslog_identifier_rkv && !syslog_identifier_rkv->empty) + identifier = buffer_tostring(syslog_identifier_rkv->wb); + + if(!identifier) { + FACET_ROW_KEY_VALUE *comm_rkv = dictionary_get(row->dict, "_COMM"); + if(comm_rkv && !comm_rkv->empty) + identifier = buffer_tostring(comm_rkv->wb); + } + } + + buffer_flush(rkv->wb); + + if(!identifier || !*identifier) + buffer_strcat(rkv->wb, FACET_VALUE_UNSET); + else if(!pid || !*pid) + buffer_sprintf(rkv->wb, "%s", identifier); + else + buffer_sprintf(rkv->wb, "%s[%s]", identifier, pid); + + buffer_json_add_array_item_string(json_array, buffer_tostring(rkv->wb)); +} + + +// ---------------------------------------------------------------------------- + +struct message_id_info { + const char *msg; +}; + +static DICTIONARY *known_journal_messages_ids = NULL; + +void netdata_systemd_journal_message_ids_init(void) { + known_journal_messages_ids = dictionary_create(DICT_OPTION_DONT_OVERWRITE_VALUE); + + struct message_id_info i = { 0 }; + i.msg = "Journal start"; dictionary_set(known_journal_messages_ids, "f77379a8490b408bbe5f6940505a777b", &i, sizeof(i)); + i.msg = "Journal stop"; dictionary_set(known_journal_messages_ids, "d93fb3c9c24d451a97cea615ce59c00b", &i, sizeof(i)); + i.msg = "Journal dropped"; dictionary_set(known_journal_messages_ids, "a596d6fe7bfa4994828e72309e95d61e", &i, sizeof(i)); + i.msg = "Journal missed"; dictionary_set(known_journal_messages_ids, "e9bf28e6e834481bb6f48f548ad13606", &i, sizeof(i)); + i.msg = "Journal usage"; dictionary_set(known_journal_messages_ids, "ec387f577b844b8fa948f33cad9a75e6", &i, sizeof(i)); + i.msg = "Coredump"; dictionary_set(known_journal_messages_ids, "fc2e22bc6ee647b6b90729ab34a250b1", &i, sizeof(i)); + i.msg = "Truncated core"; dictionary_set(known_journal_messages_ids, "5aadd8e954dc4b1a8c954d63fd9e1137", &i, sizeof(i)); + i.msg = "Backtrace"; dictionary_set(known_journal_messages_ids, "1f4e0a44a88649939aaea34fc6da8c95", &i, sizeof(i)); + i.msg = "Session start"; dictionary_set(known_journal_messages_ids, "8d45620c1a4348dbb17410da57c60c66", &i, sizeof(i)); + i.msg = "Session stop"; dictionary_set(known_journal_messages_ids, "3354939424b4456d9802ca8333ed424a", &i, sizeof(i)); + i.msg = "Seat start"; dictionary_set(known_journal_messages_ids, "fcbefc5da23d428093f97c82a9290f7b", &i, sizeof(i)); + i.msg = "Seat stop"; dictionary_set(known_journal_messages_ids, "e7852bfe46784ed0accde04bc864c2d5", &i, sizeof(i)); + i.msg = "Machine start"; dictionary_set(known_journal_messages_ids, "24d8d4452573402496068381a6312df2", &i, sizeof(i)); + i.msg = "Machine stop"; dictionary_set(known_journal_messages_ids, "58432bd3bace477cb514b56381b8a758", &i, sizeof(i)); + i.msg = "Time change"; dictionary_set(known_journal_messages_ids, "c7a787079b354eaaa9e77b371893cd27", &i, sizeof(i)); + i.msg = "Timezone change"; dictionary_set(known_journal_messages_ids, "45f82f4aef7a4bbf942ce861d1f20990", &i, sizeof(i)); + i.msg = "Tainted"; dictionary_set(known_journal_messages_ids, "50876a9db00f4c40bde1a2ad381c3a1b", &i, sizeof(i)); + i.msg = "Startup finished"; dictionary_set(known_journal_messages_ids, "b07a249cd024414a82dd00cd181378ff", &i, sizeof(i)); + i.msg = "User startup finished"; dictionary_set(known_journal_messages_ids, "eed00a68ffd84e31882105fd973abdd1", &i, sizeof(i)); + i.msg = "Sleep start"; dictionary_set(known_journal_messages_ids, "6bbd95ee977941e497c48be27c254128", &i, sizeof(i)); + i.msg = "Sleep stop"; dictionary_set(known_journal_messages_ids, "8811e6df2a8e40f58a94cea26f8ebf14", &i, sizeof(i)); + i.msg = "Shutdown"; dictionary_set(known_journal_messages_ids, "98268866d1d54a499c4e98921d93bc40", &i, sizeof(i)); + i.msg = "Factory reset"; dictionary_set(known_journal_messages_ids, "c14aaf76ec284a5fa1f105f88dfb061c", &i, sizeof(i)); + i.msg = "Crash exit"; dictionary_set(known_journal_messages_ids, "d9ec5e95e4b646aaaea2fd05214edbda", &i, sizeof(i)); + i.msg = "Crash failed"; dictionary_set(known_journal_messages_ids, "3ed0163e868a4417ab8b9e210407a96c", &i, sizeof(i)); + i.msg = "Crash freeze"; dictionary_set(known_journal_messages_ids, "645c735537634ae0a32b15a7c6cba7d4", &i, sizeof(i)); + i.msg = "Crash no coredump"; dictionary_set(known_journal_messages_ids, "5addb3a06a734d3396b794bf98fb2d01", &i, sizeof(i)); + i.msg = "Crash no fork"; dictionary_set(known_journal_messages_ids, "5c9e98de4ab94c6a9d04d0ad793bd903", &i, sizeof(i)); + i.msg = "Crash unknown signal"; dictionary_set(known_journal_messages_ids, "5e6f1f5e4db64a0eaee3368249d20b94", &i, sizeof(i)); + i.msg = "Crash systemd signal"; dictionary_set(known_journal_messages_ids, "83f84b35ee264f74a3896a9717af34cb", &i, sizeof(i)); + i.msg = "Crash process signal"; dictionary_set(known_journal_messages_ids, "3a73a98baf5b4b199929e3226c0be783", &i, sizeof(i)); + i.msg = "Crash waitpid failed"; dictionary_set(known_journal_messages_ids, "2ed18d4f78ca47f0a9bc25271c26adb4", &i, sizeof(i)); + i.msg = "Crash coredump failed"; dictionary_set(known_journal_messages_ids, "56b1cd96f24246c5b607666fda952356", &i, sizeof(i)); + i.msg = "Crash coredump pid"; dictionary_set(known_journal_messages_ids, "4ac7566d4d7548f4981f629a28f0f829", &i, sizeof(i)); + i.msg = "Crash shell fork failed"; dictionary_set(known_journal_messages_ids, "38e8b1e039ad469291b18b44c553a5b7", &i, sizeof(i)); + i.msg = "Crash execle failed"; dictionary_set(known_journal_messages_ids, "872729b47dbe473eb768ccecd477beda", &i, sizeof(i)); + i.msg = "Selinux failed"; dictionary_set(known_journal_messages_ids, "658a67adc1c940b3b3316e7e8628834a", &i, sizeof(i)); + i.msg = "Battery low warning"; dictionary_set(known_journal_messages_ids, "e6f456bd92004d9580160b2207555186", &i, sizeof(i)); + i.msg = "Battery low poweroff"; dictionary_set(known_journal_messages_ids, "267437d33fdd41099ad76221cc24a335", &i, sizeof(i)); + i.msg = "Core mainloop failed"; dictionary_set(known_journal_messages_ids, "79e05b67bc4545d1922fe47107ee60c5", &i, sizeof(i)); + i.msg = "Core no xdgdir path"; dictionary_set(known_journal_messages_ids, "dbb136b10ef4457ba47a795d62f108c9", &i, sizeof(i)); + i.msg = "Core capability bounding user"; dictionary_set(known_journal_messages_ids, "ed158c2df8884fa584eead2d902c1032", &i, sizeof(i)); + i.msg = "Core capability bounding"; dictionary_set(known_journal_messages_ids, "42695b500df048298bee37159caa9f2e", &i, sizeof(i)); + i.msg = "Core disable privileges"; dictionary_set(known_journal_messages_ids, "bfc2430724ab44499735b4f94cca9295", &i, sizeof(i)); + i.msg = "Core start target failed"; dictionary_set(known_journal_messages_ids, "59288af523be43a28d494e41e26e4510", &i, sizeof(i)); + i.msg = "Core isolate target failed"; dictionary_set(known_journal_messages_ids, "689b4fcc97b4486ea5da92db69c9e314", &i, sizeof(i)); + i.msg = "Core fd set failed"; dictionary_set(known_journal_messages_ids, "5ed836f1766f4a8a9fc5da45aae23b29", &i, sizeof(i)); + i.msg = "Core pid1 environment"; dictionary_set(known_journal_messages_ids, "6a40fbfbd2ba4b8db02fb40c9cd090d7", &i, sizeof(i)); + i.msg = "Core manager allocate"; dictionary_set(known_journal_messages_ids, "0e54470984ac419689743d957a119e2e", &i, sizeof(i)); + i.msg = "Smack failed write"; dictionary_set(known_journal_messages_ids, "d67fa9f847aa4b048a2ae33535331adb", &i, sizeof(i)); + i.msg = "Shutdown error"; dictionary_set(known_journal_messages_ids, "af55a6f75b544431b72649f36ff6d62c", &i, sizeof(i)); + i.msg = "Valgrind helper fork"; dictionary_set(known_journal_messages_ids, "d18e0339efb24a068d9c1060221048c2", &i, sizeof(i)); + i.msg = "Unit starting"; dictionary_set(known_journal_messages_ids, "7d4958e842da4a758f6c1cdc7b36dcc5", &i, sizeof(i)); + i.msg = "Unit started"; dictionary_set(known_journal_messages_ids, "39f53479d3a045ac8e11786248231fbf", &i, sizeof(i)); + i.msg = "Unit failed"; dictionary_set(known_journal_messages_ids, "be02cf6855d2428ba40df7e9d022f03d", &i, sizeof(i)); + i.msg = "Unit stopping"; dictionary_set(known_journal_messages_ids, "de5b426a63be47a7b6ac3eaac82e2f6f", &i, sizeof(i)); + i.msg = "Unit stopped"; dictionary_set(known_journal_messages_ids, "9d1aaa27d60140bd96365438aad20286", &i, sizeof(i)); + i.msg = "Unit reloading"; dictionary_set(known_journal_messages_ids, "d34d037fff1847e6ae669a370e694725", &i, sizeof(i)); + i.msg = "Unit reloaded"; dictionary_set(known_journal_messages_ids, "7b05ebc668384222baa8881179cfda54", &i, sizeof(i)); + i.msg = "Unit restart scheduled"; dictionary_set(known_journal_messages_ids, "5eb03494b6584870a536b337290809b3", &i, sizeof(i)); + i.msg = "Unit resources"; dictionary_set(known_journal_messages_ids, "ae8f7b866b0347b9af31fe1c80b127c0", &i, sizeof(i)); + i.msg = "Unit success"; dictionary_set(known_journal_messages_ids, "7ad2d189f7e94e70a38c781354912448", &i, sizeof(i)); + i.msg = "Unit skipped"; dictionary_set(known_journal_messages_ids, "0e4284a0caca4bfc81c0bb6786972673", &i, sizeof(i)); + i.msg = "Unit failure result"; dictionary_set(known_journal_messages_ids, "d9b373ed55a64feb8242e02dbe79a49c", &i, sizeof(i)); + i.msg = "Spawn failed"; dictionary_set(known_journal_messages_ids, "641257651c1b4ec9a8624d7a40a9e1e7", &i, sizeof(i)); + i.msg = "Unit process exit"; dictionary_set(known_journal_messages_ids, "98e322203f7a4ed290d09fe03c09fe15", &i, sizeof(i)); + i.msg = "Forward syslog missed"; dictionary_set(known_journal_messages_ids, "0027229ca0644181a76c4e92458afa2e", &i, sizeof(i)); + i.msg = "Overmounting"; dictionary_set(known_journal_messages_ids, "1dee0369c7fc4736b7099b38ecb46ee7", &i, sizeof(i)); + i.msg = "Unit oomd kill"; dictionary_set(known_journal_messages_ids, "d989611b15e44c9dbf31e3c81256e4ed", &i, sizeof(i)); + i.msg = "Unit out of memory"; dictionary_set(known_journal_messages_ids, "fe6faa94e7774663a0da52717891d8ef", &i, sizeof(i)); + i.msg = "Lid opened"; dictionary_set(known_journal_messages_ids, "b72ea4a2881545a0b50e200e55b9b06f", &i, sizeof(i)); + i.msg = "Lid closed"; dictionary_set(known_journal_messages_ids, "b72ea4a2881545a0b50e200e55b9b070", &i, sizeof(i)); + i.msg = "System docked"; dictionary_set(known_journal_messages_ids, "f5f416b862074b28927a48c3ba7d51ff", &i, sizeof(i)); + i.msg = "System undocked"; dictionary_set(known_journal_messages_ids, "51e171bd585248568110144c517cca53", &i, sizeof(i)); + i.msg = "Power key"; dictionary_set(known_journal_messages_ids, "b72ea4a2881545a0b50e200e55b9b071", &i, sizeof(i)); + i.msg = "Power key long press"; dictionary_set(known_journal_messages_ids, "3e0117101eb243c1b9a50db3494ab10b", &i, sizeof(i)); + i.msg = "Reboot key"; dictionary_set(known_journal_messages_ids, "9fa9d2c012134ec385451ffe316f97d0", &i, sizeof(i)); + i.msg = "Reboot key long press"; dictionary_set(known_journal_messages_ids, "f1c59a58c9d943668965c337caec5975", &i, sizeof(i)); + i.msg = "Suspend key"; dictionary_set(known_journal_messages_ids, "b72ea4a2881545a0b50e200e55b9b072", &i, sizeof(i)); + i.msg = "Suspend key long press"; dictionary_set(known_journal_messages_ids, "bfdaf6d312ab4007bc1fe40a15df78e8", &i, sizeof(i)); + i.msg = "Hibernate key"; dictionary_set(known_journal_messages_ids, "b72ea4a2881545a0b50e200e55b9b073", &i, sizeof(i)); + i.msg = "Hibernate key long press"; dictionary_set(known_journal_messages_ids, "167836df6f7f428e98147227b2dc8945", &i, sizeof(i)); + i.msg = "Invalid configuration"; dictionary_set(known_journal_messages_ids, "c772d24e9a884cbeb9ea12625c306c01", &i, sizeof(i)); + i.msg = "Dnssec failure"; dictionary_set(known_journal_messages_ids, "1675d7f172174098b1108bf8c7dc8f5d", &i, sizeof(i)); + i.msg = "Dnssec trust anchor revoked"; dictionary_set(known_journal_messages_ids, "4d4408cfd0d144859184d1e65d7c8a65", &i, sizeof(i)); + i.msg = "Dnssec downgrade"; dictionary_set(known_journal_messages_ids, "36db2dfa5a9045e1bd4af5f93e1cf057", &i, sizeof(i)); + i.msg = "Unsafe user name"; dictionary_set(known_journal_messages_ids, "b61fdac612e94b9182285b998843061f", &i, sizeof(i)); + i.msg = "Mount point path not suitable"; dictionary_set(known_journal_messages_ids, "1b3bb94037f04bbf81028e135a12d293", &i, sizeof(i)); + i.msg = "Device path not suitable"; dictionary_set(known_journal_messages_ids, "010190138f494e29a0ef6669749531aa", &i, sizeof(i)); + i.msg = "Nobody user unsuitable"; dictionary_set(known_journal_messages_ids, "b480325f9c394a7b802c231e51a2752c", &i, sizeof(i)); + i.msg = "Systemd udev settle deprecated"; dictionary_set(known_journal_messages_ids, "1c0454c1bd2241e0ac6fefb4bc631433", &i, sizeof(i)); + i.msg = "Time sync"; dictionary_set(known_journal_messages_ids, "7c8a41f37b764941a0e1780b1be2f037", &i, sizeof(i)); + i.msg = "Time bump"; dictionary_set(known_journal_messages_ids, "7db73c8af0d94eeb822ae04323fe6ab6", &i, sizeof(i)); + i.msg = "Shutdown scheduled"; dictionary_set(known_journal_messages_ids, "9e7066279dc8403da79ce4b1a69064b2", &i, sizeof(i)); + i.msg = "Shutdown canceled"; dictionary_set(known_journal_messages_ids, "249f6fb9e6e2428c96f3f0875681ffa3", &i, sizeof(i)); + i.msg = "TPM pcr extend"; dictionary_set(known_journal_messages_ids, "3f7d5ef3e54f4302b4f0b143bb270cab", &i, sizeof(i)); + i.msg = "Memory trim"; dictionary_set(known_journal_messages_ids, "f9b0be465ad540d0850ad32172d57c21", &i, sizeof(i)); + i.msg = "Sysv generator deprecated"; dictionary_set(known_journal_messages_ids, "a8fa8dacdb1d443e9503b8be367a6adb", &i, sizeof(i)); + + // gnome + // https://gitlab.gnome.org/GNOME/gnome-session/-/blob/main/gnome-session/gsm-manager.c + i.msg = "Gnome SM startup succeeded"; dictionary_set(known_journal_messages_ids, "0ce153587afa4095832d233c17a88001", &i, sizeof(i)); + i.msg = "Gnome SM unrecoverable failure"; dictionary_set(known_journal_messages_ids, "10dd2dc188b54a5e98970f56499d1f73", &i, sizeof(i)); + + // gnome-shell + // https://gitlab.gnome.org/GNOME/gnome-shell/-/blob/main/js/ui/main.js#L56 + i.msg = "Gnome shell started";dictionary_set(known_journal_messages_ids, "f3ea493c22934e26811cd62abe8e203a", &i, sizeof(i)); + + // flathub + // https://docs.flatpak.org/de/latest/flatpak-command-reference.html + i.msg = "Flatpak cache"; dictionary_set(known_journal_messages_ids, "c7b39b1e006b464599465e105b361485", &i, sizeof(i)); + + // ??? + i.msg = "Flathub pulls"; dictionary_set(known_journal_messages_ids, "75ba3deb0af041a9a46272ff85d9e73e", &i, sizeof(i)); + i.msg = "Flathub pull errors"; dictionary_set(known_journal_messages_ids, "f02bce89a54e4efab3a94a797d26204a", &i, sizeof(i)); + + // ?? + i.msg = "Boltd starting"; dictionary_set(known_journal_messages_ids, "dd11929c788e48bdbb6276fb5f26b08a", &i, sizeof(i)); + + // Netdata + i.msg = "Netdata connection from child"; dictionary_set(known_journal_messages_ids, "ed4cdb8f1beb4ad3b57cb3cae2d162fa", &i, sizeof(i)); + i.msg = "Netdata connection to parent"; dictionary_set(known_journal_messages_ids, "6e2e3839067648968b646045dbf28d66", &i, sizeof(i)); + i.msg = "Netdata alert transition"; dictionary_set(known_journal_messages_ids, "9ce0cb58ab8b44df82c4bf1ad9ee22de", &i, sizeof(i)); + i.msg = "Netdata alert notification"; dictionary_set(known_journal_messages_ids, "6db0018e83e34320ae2a659d78019fb7", &i, sizeof(i)); +} + +void netdata_systemd_journal_transform_message_id(FACETS *facets __maybe_unused, BUFFER *wb, FACETS_TRANSFORMATION_SCOPE scope __maybe_unused, void *data __maybe_unused) { + const char *message_id = buffer_tostring(wb); + struct message_id_info *i = dictionary_get(known_journal_messages_ids, message_id); + + if(!i) + return; + + switch(scope) { + default: + case FACETS_TRANSFORM_DATA: + case FACETS_TRANSFORM_VALUE: + buffer_sprintf(wb, " (%s)", i->msg); + break; + + case FACETS_TRANSFORM_FACET: + case FACETS_TRANSFORM_FACET_SORT: + case FACETS_TRANSFORM_HISTOGRAM: + buffer_flush(wb); + buffer_strcat(wb, i->msg); + break; + } +} + +// ---------------------------------------------------------------------------- + +static void netdata_systemd_journal_rich_message(FACETS *facets __maybe_unused, BUFFER *json_array, FACET_ROW_KEY_VALUE *rkv, FACET_ROW *row __maybe_unused, void *data __maybe_unused) { + buffer_json_add_array_item_object(json_array); + buffer_json_member_add_string(json_array, "value", buffer_tostring(rkv->wb)); + buffer_json_object_close(json_array); +} |