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RedFlag/server/internal/utils/version.go
Fimeg 62f2764260 v0.2.5.1: lifecycle, live operations, unified history
Lifecycle:
- ReopenUpdate + ResolveUpdate replace RetryUpdate; routes for
  GET /updates/:id/lifecycle and POST reopen/resolve
- confirmUpdateCommand marks update_agent completed on version attestation
- migration 048: started/running added to update_logs.result
- helper atomic_replace_binary: copy-to-sibling then rename() (ETXTBSY)

Live operations:
- event_stream service + /events endpoints, LiveOperations page
- capability-token queries for the live view

History + CVE:
- History page reads /events/recent: filterable lifecycle/command/
  system/orchestrator timeline with agent crosslinks
- CVE drill-down: OSV parse carries CVSS vector, fixed version, published
  date, severity; issuer-linked aliases (CVE->NVD, GHSA->GitHub, ALSA->errata)
- DependencyClosureTree: one shared closure component in update detail
- STARTED (blue spinner) and PARTIAL (amber) result badges
2026-06-05 09:13:42 -04:00

69 lines
No EOL
1.6 KiB
Go

package utils
import (
"strconv"
"strings"
)
// CompareVersions compares two semantic version strings
// Returns:
// -1 if version1 < version2
// 0 if version1 == version2
// 1 if version1 > version2
func CompareVersions(version1, version2 string) int {
// Parse version strings (format "0.1.4" or "0.2.3.10" — any octet count)
v1Parts := parseVersion(version1)
v2Parts := parseVersion(version2)
maxLen := len(v1Parts)
if len(v2Parts) > maxLen {
maxLen = len(v2Parts)
}
// Compare octet by octet; missing trailing octets count as 0
for i := 0; i < maxLen; i++ {
v1 := 0
v2 := 0
if i < len(v1Parts) {
v1 = v1Parts[i]
}
if i < len(v2Parts) {
v2 = v2Parts[i]
}
if v1 < v2 {
return -1
}
if v1 > v2 {
return 1
}
}
return 0
}
// IsNewerVersion returns true if version1 is newer than version2
func IsNewerVersion(version1, version2 string) bool {
return CompareVersions(version1, version2) == 1
}
// IsNewerOrEqualVersion returns true if version1 is newer than or equal to version2
func IsNewerOrEqualVersion(version1, version2 string) bool {
cmp := CompareVersions(version1, version2)
return cmp == 1 || cmp == 0
}
// parseVersion parses a version string like "0.1.4" or "0.2.3.10" into its
// octets, e.g. [0, 2, 3, 10]. Unparsable octets default to 0.
func parseVersion(version string) []int {
cleanVersion := strings.TrimPrefix(version, "v")
parts := strings.Split(cleanVersion, ".")
result := make([]int, len(parts))
for i, p := range parts {
if num, err := strconv.Atoi(p); err == nil {
result[i] = num
}
}
return result
}