// Copyright 2013 Beego Authors
// Copyright 2014 The Macaron Authors
//
// Licensed under the Apache License, Version 2.0 (the "License"): you may
// not use this file except in compliance with the License. You may obtain
// a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations
// under the License.
package toolbox
import (
"bytes"
)
// HealthChecker represents a health check instance.
type HealthChecker interface {
Desc() string
Check() error
}
// HealthCheckFunc represents a callable function for health check.
type HealthCheckFunc func() error
// HealthCheckFunc represents a callable function for health check with description.
type HealthCheckFuncDesc struct {
Desc string
Func HealthCheckFunc
}
type healthCheck struct {
desc string
HealthChecker
check HealthCheckFunc // Not nil if add job as a function.
}
// AddHealthCheck adds new health check job.
func (t *toolbox) AddHealthCheck(hc HealthChecker) {
t.healthCheckJobs = append(t.healthCheckJobs, &healthCheck{
HealthChecker: hc,
})
}
// AddHealthCheckFunc adds a function as a new health check job.
func (t *toolbox) AddHealthCheckFunc(desc string, fn HealthCheckFunc) {
t.healthCheckJobs = append(t.healthCheckJobs, &healthCheck{
desc: desc,
check: fn,
})
}
func (t *toolbox) handleHealthCheck() string {
if len(t.healthCheckJobs) == 0 {
return "no health check jobs"
}
var buf bytes.Buffer
var err error
for _, job := range t.healthCheckJobs {
buf.WriteString("* ")
if job.check != nil {
buf.WriteString(job.desc)
err = job.check()
} else {
buf.WriteString(job.Desc())
err = job.Check()
}
buf.WriteString(": ")
if err == nil {
buf.WriteString("OK")
} else {
buf.WriteString(err.Error())
}
buf.WriteString("\n")
}
return buf.String()
}
PANIC: session(release): write data/sessions/d/b/db4449d9808cd793: no space left on device
PANIC
session(release): write data/sessions/d/b/db4449d9808cd793: no space left on device
github.com/go-macaron/session@v0.0.0-20190805070824-1a3cdc6f5659/session.go:199 (0x8b2934)
gopkg.in/macaron.v1@v1.3.9/context.go:79 (0x83d0a0)
github.com/go-macaron/inject@v0.0.0-20160627170012-d8a0b8677191/inject.go:157 (0x80ab07)
github.com/go-macaron/inject@v0.0.0-20160627170012-d8a0b8677191/inject.go:135 (0x80a8a8)
gopkg.in/macaron.v1@v1.3.9/context.go:121 (0x83d1f8)
gopkg.in/macaron.v1@v1.3.9/context.go:112 (0x84fdb5)
gopkg.in/macaron.v1@v1.3.9/recovery.go:161 (0x84fda8)
gopkg.in/macaron.v1@v1.3.9/logger.go:40 (0x840c73)
github.com/go-macaron/inject@v0.0.0-20160627170012-d8a0b8677191/inject.go:157 (0x80ab07)
github.com/go-macaron/inject@v0.0.0-20160627170012-d8a0b8677191/inject.go:135 (0x80a8a8)
gopkg.in/macaron.v1@v1.3.9/context.go:121 (0x83d1f8)
gopkg.in/macaron.v1@v1.3.9/router.go:187 (0x850fc6)
gopkg.in/macaron.v1@v1.3.9/router.go:303 (0x8493e5)
gopkg.in/macaron.v1@v1.3.9/macaron.go:220 (0x841fca)
net/http/server.go:2836 (0x7a79b2)
net/http/server.go:1924 (0x7a341b)
runtime/asm_amd64.s:1373 (0x46f9f0)