| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package haproxy |
| 4 | |
| 5 | import ( |
| 6 | "fmt" |
| 7 | |
| 8 | "github.com/netdata/netdata/go/plugins/plugin/framework/collectorapi" |
| 9 | ) |
| 10 | |
| 11 | var charts = collectorapi.Charts{ |
| 12 | chartBackendCurrentSessions.Copy(), |
| 13 | chartBackendSessions.Copy(), |
| 14 | |
| 15 | chartBackendResponseTimeAverage.Copy(), |
| 16 | |
| 17 | chartBackendQueueTimeAverage.Copy(), |
| 18 | chartBackendCurrentQueue.Copy(), |
| 19 | } |
| 20 | |
| 21 | var ( |
| 22 | chartBackendCurrentSessions = collectorapi.Chart{ |
| 23 | ID: "backend_current_sessions", |
| 24 | Title: "Current number of active sessions", |
| 25 | Units: "sessions", |
| 26 | Fam: "backend sessions", |
| 27 | Ctx: "haproxy.backend_current_sessions", |
| 28 | } |
| 29 | chartBackendSessions = collectorapi.Chart{ |
| 30 | ID: "backend_sessions", |
| 31 | Title: "Sessions rate", |
| 32 | Units: "sessions/s", |
| 33 | Fam: "backend sessions", |
| 34 | Ctx: "haproxy.backend_sessions", |
| 35 | } |
| 36 | ) |
| 37 | |
| 38 | var ( |
| 39 | chartBackendResponseTimeAverage = collectorapi.Chart{ |
| 40 | ID: "backend_response_time_average", |
| 41 | Title: "Average response time for last 1024 successful connections", |
| 42 | Units: "milliseconds", |
| 43 | Fam: "backend responses", |
| 44 | Ctx: "haproxy.backend_response_time_average", |
| 45 | } |
| 46 | chartTemplateBackendHTTPResponses = collectorapi.Chart{ |
| 47 | ID: "backend_http_responses_proxy_%s", |
| 48 | Title: "HTTP responses by code class for <code>%s</code> proxy", |
| 49 | Units: "responses/s", |
| 50 | Fam: "backend responses", |
| 51 | Ctx: "haproxy.backend_http_responses", |
| 52 | Type: collectorapi.Stacked, |
| 53 | Dims: collectorapi.Dims{ |
| 54 | {ID: "haproxy_backend_http_responses_1xx_proxy_%s", Name: "1xx", Algo: collectorapi.Incremental}, |
| 55 | {ID: "haproxy_backend_http_responses_2xx_proxy_%s", Name: "2xx", Algo: collectorapi.Incremental}, |
| 56 | {ID: "haproxy_backend_http_responses_3xx_proxy_%s", Name: "3xx", Algo: collectorapi.Incremental}, |
| 57 | {ID: "haproxy_backend_http_responses_4xx_proxy_%s", Name: "4xx", Algo: collectorapi.Incremental}, |
| 58 | {ID: "haproxy_backend_http_responses_5xx_proxy_%s", Name: "5xx", Algo: collectorapi.Incremental}, |
| 59 | {ID: "haproxy_backend_http_responses_other_proxy_%s", Name: "other", Algo: collectorapi.Incremental}, |
| 60 | }, |
| 61 | } |
| 62 | ) |
| 63 | |
| 64 | var ( |
| 65 | chartBackendQueueTimeAverage = collectorapi.Chart{ |
| 66 | ID: "backend_queue_time_average", |
| 67 | Title: "Average queue time for last 1024 successful connections", |
| 68 | Units: "milliseconds", |
| 69 | Fam: "backend queue", |
| 70 | Ctx: "haproxy.backend_queue_time_average", |
| 71 | } |
| 72 | chartBackendCurrentQueue = collectorapi.Chart{ |
| 73 | ID: "backend_current_queue", |
| 74 | Title: "Current number of queued requests", |
| 75 | Units: "requests", |
| 76 | Fam: "backend queue", |
| 77 | Ctx: "haproxy.backend_current_queue", |
| 78 | } |
| 79 | ) |
| 80 | |
| 81 | var ( |
| 82 | chartTemplateBackendNetworkIO = collectorapi.Chart{ |
| 83 | ID: "backend_network_io_proxy_%s", |
| 84 | Title: "Network traffic for <code>%s</code> proxy", |
| 85 | Units: "bytes/s", |
| 86 | Fam: "backend network", |
| 87 | Ctx: "haproxy.backend_network_io", |
| 88 | Type: collectorapi.Area, |
| 89 | Dims: collectorapi.Dims{ |
| 90 | {ID: "haproxy_backend_bytes_in_proxy_%s", Name: "in", Algo: collectorapi.Incremental}, |
| 91 | {ID: "haproxy_backend_bytes_out_proxy_%s", Name: "out", Algo: collectorapi.Incremental, Mul: -1}, |
| 92 | }, |
| 93 | } |
| 94 | ) |
| 95 | |
| 96 | func newChartBackendHTTPResponses(proxy string) *collectorapi.Chart { |
| 97 | return newBackendChartFromTemplate(chartTemplateBackendHTTPResponses, proxy) |
| 98 | } |
| 99 | |
| 100 | func newChartBackendNetworkIO(proxy string) *collectorapi.Chart { |
| 101 | return newBackendChartFromTemplate(chartTemplateBackendNetworkIO, proxy) |
| 102 | } |
| 103 | |
| 104 | func newBackendChartFromTemplate(tpl collectorapi.Chart, proxy string) *collectorapi.Chart { |
| 105 | c := tpl.Copy() |
| 106 | c.ID = fmt.Sprintf(c.ID, proxy) |
| 107 | c.Title = fmt.Sprintf(c.Title, proxy) |
| 108 | for _, d := range c.Dims { |
| 109 | d.ID = fmt.Sprintf(d.ID, proxy) |
| 110 | } |
| 111 | return c |
| 112 | } |