percona/percona-toolkit
1
0
Fork 0
mirror of https://github.com/percona/percona-toolkit.git synced 2025-09-20 19:04:59 +00:00
Code Issues Packages Projects Releases Wiki Activity

pt-galera-log-explainer: add whois command

Browse Source
This commit is contained in:
Yoann La Cancellera
2024-02-19 13:48:08 +01:00
parent 80c266b048
commit afe36e129b
6 changed files with 292 additions and 103 deletions
Download Patch File Download Diff File Expand all files Collapse all files

73
src/go/pt-galera-log-explainer/regex/regex.go
View File

@@ -7,6 +7,7 @@ import (
"strings"
"github.com/percona/percona-toolkit/src/go/pt-galera-log-explainer/types"
"github.com/rs/zerolog/log"
)
func internalRegexSubmatch(regex *regexp.Regexp, log string) ([]string, error) {
@@ -41,32 +42,56 @@ func AllRegexes() types.RegexMap {
// general building block wsrep regexes
// It's later used to identify subgroups easier
var (
groupMethod = "ssltcp"
groupNodeIP = "nodeip"
groupNodeHash = "uuid"
groupUUID = "uuid" // same value as groupnodehash, because both are used in same context
groupNodeName = "nodename"
groupNodeName2 = "nodename2"
groupIdx = "idx"
groupSeqno = "seqno"
groupMembers = "members"
groupVersion = "version"
groupErrorMD5 = "errormd5"
regexMembers = "(?P<" + groupMembers + ">[0-9]{1,2})"
regexNodeHash = "(?P<" + groupNodeHash + ">[a-zA-Z0-9-_]+)"
regexNodeName = "(?P<" + groupNodeName + `>[a-zA-Z0-9-_\.]+)`
regexNodeName2 = strings.Replace(regexNodeName, groupNodeName, groupNodeName2, 1)
regexUUID = "(?P<" + groupUUID + ">[a-z0-9]+-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]+)" // eg ed97c863-d5c9-11ec-8ab7-671bbd2d70ef
regexNodeHash1Dash = "(?P<" + groupNodeHash + ">[a-z0-9]+-[a-z0-9]{4})" // eg ed97c863-8ab7
regexSeqno = "(?P<" + groupSeqno + ">[0-9]+)"
regexNodeIP = "(?P<" + groupNodeIP + ">[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3})"
regexNodeIPMethod = "(?P<" + groupMethod + ">.+)://" + regexNodeIP + ":[0-9]{1,6}"
regexIdx = "(?P<" + groupIdx + ">-?[0-9]{1,2})(\\.-?[0-9])?"
regexVersion = "(?P<" + groupVersion + ">(5|8|10|11)\\.[0-9]\\.[0-9]{1,2})"
regexErrorMD5 = "(?P<" + groupErrorMD5 + ">[a-z0-9]*)"
groupMethod = "ssltcp"
groupNodeIP = "nodeip"
groupNodeHash = "uuid"
groupUUID = "uuid" // same value as groupnodehash, because both are used in same context
groupNodeName = "nodename"
groupNodeName2 = "nodename2"
groupIdx = "idx"
groupSeqno = "seqno"
groupMembers = "members"
groupVersion = "version"
groupErrorMD5 = "errormd5"
regexMembers = "(?P<" + groupMembers + ">[0-9]{1,2})"
regexNodeHash = "(?P<" + groupNodeHash + ">[a-zA-Z0-9-_]+)"
regexNodeName = "(?P<" + groupNodeName + `>[a-zA-Z0-9-_\.]+)`
regexNodeName2 = strings.Replace(regexNodeName, groupNodeName, groupNodeName2, 1)
regexUUID = "(?P<" + groupUUID + ">[a-z0-9]+-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]+)" // eg ed97c863-d5c9-11ec-8ab7-671bbd2d70ef
regexShortUUID = "(?P<" + groupUUID + ">[a-z0-9]+-[a-z0-9]{4})" // eg ed97c863-8ab7
regexSeqno = "(?P<" + groupSeqno + ">[0-9]+)"
regexNodeIP = "(?P<" + groupNodeIP + ">[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3})"
regexNodeIPMethod = "(?P<" + groupMethod + ">.+)://" + regexNodeIP + ":[0-9]{1,6}"
regexIdx = "(?P<" + groupIdx + ">-?[0-9]{1,2})(\\.-?[0-9])?"
regexVersion = "(?P<" + groupVersion + ">(5|8|10|11)\\.[0-9]\\.[0-9]{1,2})"
regexErrorMD5 = "(?P<" + groupErrorMD5 + ">[a-z0-9]*)"
)
// IsNodeUUID can only try to see if that's an UUID
// functionally, it could also be a "regexNodeHash", but it's indistinguishable from wsrep_node_name
// as it won't have any specific format
func IsNodeUUID(s string) bool {
b, _ := regexp.MatchString(regexUUID, s)
b, err := regexp.MatchString(regexUUID, s)
if err != nil {
log.Warn().Err(err).Str("input", s).Msg("failed to check if it is an uuid")
return false
}
if b {
return true
}
b, err = regexp.MatchString(regexShortUUID, s)
if err != nil {
log.Warn().Err(err).Str("input", s).Msg("failed to check if it is a short uuid")
return false
}
return b
}
func IsNodeIP(s string) bool {
b, err := regexp.MatchString(regexNodeIP, s)
if err != nil {
log.Warn().Err(err).Str("input", s).Msg("failed to check if it is an ip")
return false
}
return b
}