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fix(alerts): evaluate fresh reports and order notification delivery (#1242)

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* fix(alerts): evaluate fresh reports and make notification transitions reliable

* fix(alerts): identify equal-timestamp reports by sequence

* fix(alerts): preserve notification transition semantics

---------

Co-authored-by: naiba <hi@nai.ba>
This commit is contained in:
Krisandnaiba authored and GitHub committed 2026-10-02 00:31:32 +08:00
1 parent 1420dd450c
commit 8328047aa8
16 files changed
+2122 -372
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model/notification.go
+52 -50
View File
@@ -180,63 +180,65 @@ func (ns *NotificationServerBundle) replaceParamsInString(str string, message st
if ns.Server != nil {
runtime := ns.Server.RuntimeSnapshot()
if runtime.State == nil || runtime.Host == nil {
return str
}
state := runtime.State
host := runtime.Host
replacements = append(replacements,
"#SERVER.NAME#", mod(ns.Server.Name),
"#SERVER.ID#", mod(fmt.Sprintf("%d", ns.Server.ID)),
// Converted metrics
"#SERVER.CPU#", mod(ns.formatUsage(false, state.CPU)),
"#SERVER.MEM#", mod(ns.formatUsage(true, float64(state.MemUsed)/float64(host.MemTotal))),
"#SERVER.SWAP#", mod(ns.formatUsage(true, float64(state.SwapUsed)/float64(host.SwapTotal))),
"#SERVER.DISK#", mod(ns.formatUsage(true, float64(state.DiskUsed)/float64(host.DiskTotal))),
"#SERVER.SPEEDIN#", mod(fmt.Sprintf("%s/s", ns.formatSize(state.NetInSpeed))),
"#SERVER.SPEEDOUT#", mod(fmt.Sprintf("%s/s", ns.formatSize(state.NetOutSpeed))),
"#SERVER.TRANSFERIN#", mod(ns.formatSize(state.NetInTransfer)),
"#SERVER.TRANSFEROUT#", mod(ns.formatSize(state.NetOutTransfer)),
// Raw metrics
"#SERVER.CPUUSED#", mod(fmt.Sprintf("%f", state.CPU)),
"#SERVER.MEMUSED#", mod(fmt.Sprintf("%d", state.MemUsed)),
"#SERVER.SWAPUSED#", mod(fmt.Sprintf("%d", state.SwapUsed)),
"#SERVER.DISKUSED#", mod(fmt.Sprintf("%d", state.DiskUsed)),
"#SERVER.MEMTOTAL#", mod(fmt.Sprintf("%d", host.MemTotal)),
"#SERVER.SWAPTOTAL#", mod(fmt.Sprintf("%d", host.SwapTotal)),
"#SERVER.DISKTOTAL#", mod(fmt.Sprintf("%d", host.DiskTotal)),
"#SERVER.NETINSPEED#", mod(fmt.Sprintf("%d", state.NetInSpeed)),
"#SERVER.NETOUTSPEED#", mod(fmt.Sprintf("%d", state.NetOutSpeed)),
"#SERVER.NETINTRANSFER#", mod(fmt.Sprintf("%d", state.NetInTransfer)),
"#SERVER.NETOUTTRANSFER#", mod(fmt.Sprintf("%d", state.NetOutTransfer)),
"#SERVER.LOAD1#", mod(fmt.Sprintf("%f", state.Load1)),
"#SERVER.LOAD5#", mod(fmt.Sprintf("%f", state.Load5)),
"#SERVER.LOAD15#", mod(fmt.Sprintf("%f", state.Load15)),
"#SERVER.TCPCONNCOUNT#", mod(fmt.Sprintf("%d", state.TcpConnCount)),
"#SERVER.UDPCONNCOUNT#", mod(fmt.Sprintf("%d", state.UdpConnCount)),
)
if runtime.State != nil && runtime.Host != nil {
state := runtime.State
host := runtime.Host
replacements = append(replacements,
// Converted metrics
"#SERVER.CPU#", mod(ns.formatUsage(false, state.CPU)),
"#SERVER.MEM#", mod(ns.formatUsage(true, float64(state.MemUsed)/float64(host.MemTotal))),
"#SERVER.SWAP#", mod(ns.formatUsage(true, float64(state.SwapUsed)/float64(host.SwapTotal))),
"#SERVER.DISK#", mod(ns.formatUsage(true, float64(state.DiskUsed)/float64(host.DiskTotal))),
"#SERVER.SPEEDIN#", mod(fmt.Sprintf("%s/s", ns.formatSize(state.NetInSpeed))),
"#SERVER.SPEEDOUT#", mod(fmt.Sprintf("%s/s", ns.formatSize(state.NetOutSpeed))),
"#SERVER.TRANSFERIN#", mod(ns.formatSize(state.NetInTransfer)),
"#SERVER.TRANSFEROUT#", mod(ns.formatSize(state.NetOutTransfer)),
var ipv4, ipv6, validIP string
ip := ns.Server.GeoIP.IP
if ip.IPv4Addr != "" && ip.IPv6Addr != "" {
ipv4 = ip.IPv4Addr
ipv6 = ip.IPv6Addr
validIP = ipv4
} else if ip.IPv4Addr != "" {
ipv4 = ip.IPv4Addr
validIP = ipv4
} else {
ipv6 = ip.IPv6Addr
validIP = ipv6
// Raw metrics
"#SERVER.CPUUSED#", mod(fmt.Sprintf("%f", state.CPU)),
"#SERVER.MEMUSED#", mod(fmt.Sprintf("%d", state.MemUsed)),
"#SERVER.SWAPUSED#", mod(fmt.Sprintf("%d", state.SwapUsed)),
"#SERVER.DISKUSED#", mod(fmt.Sprintf("%d", state.DiskUsed)),
"#SERVER.MEMTOTAL#", mod(fmt.Sprintf("%d", host.MemTotal)),
"#SERVER.SWAPTOTAL#", mod(fmt.Sprintf("%d", host.SwapTotal)),
"#SERVER.DISKTOTAL#", mod(fmt.Sprintf("%d", host.DiskTotal)),
"#SERVER.NETINSPEED#", mod(fmt.Sprintf("%d", state.NetInSpeed)),
"#SERVER.NETOUTSPEED#", mod(fmt.Sprintf("%d", state.NetOutSpeed)),
"#SERVER.NETINTRANSFER#", mod(fmt.Sprintf("%d", state.NetInTransfer)),
"#SERVER.NETOUTTRANSFER#", mod(fmt.Sprintf("%d", state.NetOutTransfer)),
"#SERVER.LOAD1#", mod(fmt.Sprintf("%f", state.Load1)),
"#SERVER.LOAD5#", mod(fmt.Sprintf("%f", state.Load5)),
"#SERVER.LOAD15#", mod(fmt.Sprintf("%f", state.Load15)),
"#SERVER.TCPCONNCOUNT#", mod(fmt.Sprintf("%d", state.TcpConnCount)),
"#SERVER.UDPCONNCOUNT#", mod(fmt.Sprintf("%d", state.UdpConnCount)),
)
}
replacements = append(replacements,
"#SERVER.IP#", mod(validIP),
"#SERVER.IPV4#", mod(ipv4),
"#SERVER.IPV6#", mod(ipv6),
)
var ipv4, ipv6, validIP string
if ns.Server.GeoIP != nil {
ip := ns.Server.GeoIP.IP
if ip.IPv4Addr != "" && ip.IPv6Addr != "" {
ipv4 = ip.IPv4Addr
ipv6 = ip.IPv6Addr
validIP = ipv4
} else if ip.IPv4Addr != "" {
ipv4 = ip.IPv4Addr
validIP = ipv4
} else {
ipv6 = ip.IPv6Addr
validIP = ipv6
}
replacements = append(replacements,
"#SERVER.IP#", mod(validIP),
"#SERVER.IPV4#", mod(ipv4),
"#SERVER.IPV6#", mod(ipv6),
)
}
}
replacer := strings.NewReplacer(replacements...)