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6249bc48bc
* ✨ feat: add liveness and readiness checkers * 📝 docs: add docs for liveness and readiness * ✨ feat: add options method for probe checkers * ✅ tests: add tests for liveness and readiness * ♻️ refactor: change default endpoint values * ♻️ refactor: change default value for liveness endpoint * 📝 docs: add return status for liveness and readiness probes * ♻️ refactor: change probechecker to middleware * 📝 docs: move docs to middleware session * ♻️ refactor: apply gofumpt formatting * ♻️ refactor: remove unused parameter * split config and apply a review * apply reviews and add testcases * add benchmark * cleanup * rename middleware * fix linter * Update docs and config values * Revert change to IsReady * Updates based on code review * Update docs to match other middlewares --------- Co-authored-by: Muhammed Efe Cetin <efectn@protonmail.com> Co-authored-by: Juan Calderon-Perez <835733+gaby@users.noreply.github.com> Co-authored-by: Juan Calderon-Perez <jgcalderonperez@protonmail.com>
85 lines
2.3 KiB
Go
85 lines
2.3 KiB
Go
package healthcheck
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import (
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"github.com/gofiber/fiber/v2"
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)
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// Config defines the configuration options for the healthcheck middleware.
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type Config struct {
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// Next defines a function to skip this middleware when returned true.
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//
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// Optional. Default: nil
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Next func(c *fiber.Ctx) bool
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// Function used for checking the liveness of the application. Returns true if the application
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// is running and false if it is not. The liveness probe is typically used to indicate if
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// the application is in a state where it can handle requests (e.g., the server is up and running).
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//
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// Optional. Default: func(c *fiber.Ctx) bool { return true }
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LivenessProbe HealthChecker
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// HTTP endpoint at which the liveness probe will be available.
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//
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// Optional. Default: "/livez"
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LivenessEndpoint string
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// Function used for checking the readiness of the application. Returns true if the application
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// is ready to process requests and false otherwise. The readiness probe typically checks if all necessary
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// services, databases, and other dependencies are available for the application to function correctly.
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//
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// Optional. Default: func(c *fiber.Ctx) bool { return true }
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ReadinessProbe HealthChecker
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// HTTP endpoint at which the readiness probe will be available.
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// Optional. Default: "/readyz"
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ReadinessEndpoint string
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}
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const (
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DefaultLivenessEndpoint = "/livez"
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DefaultReadinessEndpoint = "/readyz"
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)
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func defaultLivenessProbe(*fiber.Ctx) bool { return true }
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func defaultReadinessProbe(*fiber.Ctx) bool { return true }
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// ConfigDefault is the default config
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var ConfigDefault = Config{
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LivenessProbe: defaultLivenessProbe,
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ReadinessProbe: defaultReadinessProbe,
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LivenessEndpoint: DefaultLivenessEndpoint,
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ReadinessEndpoint: DefaultReadinessEndpoint,
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}
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// defaultConfig returns a default config for the healthcheck middleware.
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func defaultConfig(config ...Config) Config {
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if len(config) < 1 {
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return ConfigDefault
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}
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cfg := config[0]
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if cfg.Next == nil {
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cfg.Next = ConfigDefault.Next
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}
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if cfg.LivenessProbe == nil {
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cfg.LivenessProbe = defaultLivenessProbe
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}
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if cfg.ReadinessProbe == nil {
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cfg.ReadinessProbe = defaultReadinessProbe
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}
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if cfg.LivenessEndpoint == "" {
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cfg.LivenessEndpoint = DefaultLivenessEndpoint
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}
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if cfg.ReadinessEndpoint == "" {
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cfg.ReadinessEndpoint = DefaultReadinessEndpoint
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}
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return cfg
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}
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