| 1 | package console |
| 2 | |
| 3 | import "sort" |
| 4 | |
| 5 | // DeploymentVersion is one version reported by an app's owned routes. |
| 6 | type DeploymentVersion struct { |
| 7 | Version string |
| 8 | Count int |
| 9 | } |
| 10 | |
| 11 | // DeploymentStatus describes observed adoption independently of channel |
| 12 | // pointers. A pointer says what a route should adopt; Route.Version says what |
| 13 | // that address actually reports serving. |
| 14 | type DeploymentStatus struct { |
| 15 | RouteCount int |
| 16 | ReportableCount int |
| 17 | ReportedCount int |
| 18 | UnknownCount int |
| 19 | Versions []DeploymentVersion |
| 20 | } |
| 21 | |
| 22 | func (d DeploymentStatus) HasRoutes() bool { return d.RouteCount > 0 } |
| 23 | |
| 24 | func (d DeploymentStatus) HasReportable() bool { return d.ReportableCount > 0 } |
| 25 | |
| 26 | func (d DeploymentStatus) HasReportedVersion() bool { return d.ReportedCount > 0 } |
| 27 | |
| 28 | func (d DeploymentStatus) Mixed() bool { return len(d.Versions) > 1 } |
| 29 | |
| 30 | // UniformVersion is non-empty only when every reported route agrees. Unknown |
| 31 | // routes do not manufacture disagreement: callers use UnknownCount to expose |
| 32 | // that the observation is partial. |
| 33 | func (d DeploymentStatus) UniformVersion() string { |
| 34 | if len(d.Versions) == 1 { |
| 35 | return d.Versions[0].Version |
| 36 | } |
| 37 | return "" |
| 38 | } |
| 39 | |
| 40 | // observedDeployment folds only routes owned by the viewed account. Assemble |
| 41 | // groups routes by app name across accounts, so this is a tenant boundary. |
| 42 | func observedDeployment(routes []RouteView, acct string) DeploymentStatus { |
| 43 | counts := make(map[string]int) |
| 44 | var d DeploymentStatus |
| 45 | for _, rt := range routes { |
| 46 | if rt.Account != acct || rt.Platform { |
| 47 | continue |
| 48 | } |
| 49 | d.RouteCount++ |
| 50 | if rt.Kind != "" && rt.Kind != "instance" { |
| 51 | continue |
| 52 | } |
| 53 | d.ReportableCount++ |
| 54 | if rt.Version == "" { |
| 55 | d.UnknownCount++ |
| 56 | continue |
| 57 | } |
| 58 | d.ReportedCount++ |
| 59 | counts[rt.Version]++ |
| 60 | } |
| 61 | versions := make([]string, 0, len(counts)) |
| 62 | for version := range counts { |
| 63 | versions = append(versions, version) |
| 64 | } |
| 65 | sort.Strings(versions) |
| 66 | for _, version := range versions { |
| 67 | d.Versions = append(d.Versions, DeploymentVersion{Version: version, Count: counts[version]}) |
| 68 | } |
| 69 | return d |
| 70 | } |
| 71 | |
amadan