forked from vmware-archive/fly
/
helpers.go
125 lines (107 loc) · 2.53 KB
/
helpers.go
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package commands
import (
"encoding/json"
"log"
"net/http"
"os"
"github.com/codegangsta/cli"
"github.com/concourse/atc"
"github.com/tedsuo/rata"
)
func getBuild(ctx *cli.Context, client *http.Client, reqGenerator *rata.RequestGenerator) atc.Build {
jobName := ctx.String("job")
buildName := ctx.String("build")
if jobName != "" && buildName != "" {
buildReq, err := reqGenerator.CreateRequest(
atc.GetJobBuild,
rata.Params{
"job_name": jobName,
"build_name": buildName,
},
nil,
)
if err != nil {
log.Fatalln("failed to create request", err)
}
buildResp, err := client.Do(buildReq)
if err != nil {
log.Fatalln("failed to get builds:", err)
}
if buildResp.StatusCode != http.StatusOK {
log.Println("bad response when getting build:")
buildResp.Body.Close()
buildResp.Write(os.Stderr)
os.Exit(1)
}
var build atc.Build
err = json.NewDecoder(buildResp.Body).Decode(&build)
if err != nil {
log.Fatalln("failed to decode job:", err)
}
return build
} else if jobName != "" {
jobReq, err := reqGenerator.CreateRequest(
atc.GetJob,
rata.Params{"job_name": ctx.String("job")},
nil,
)
if err != nil {
log.Fatalln("failed to create request", err)
}
jobResp, err := client.Do(jobReq)
if err != nil {
log.Fatalln("failed to get builds:", err)
}
if jobResp.StatusCode != http.StatusOK {
log.Println("bad response when getting job:")
jobResp.Body.Close()
jobResp.Write(os.Stderr)
os.Exit(1)
}
var job atc.Job
err = json.NewDecoder(jobResp.Body).Decode(&job)
if err != nil {
log.Fatalln("failed to decode job:", err)
}
if job.NextBuild != nil {
return *job.NextBuild
} else if job.FinishedBuild != nil {
return *job.FinishedBuild
} else {
println("job has no builds")
os.Exit(1)
}
} else {
buildsReq, err := reqGenerator.CreateRequest(
atc.ListBuilds,
nil,
nil,
)
if err != nil {
log.Fatalln("failed to create request", err)
}
buildsResp, err := client.Do(buildsReq)
if err != nil {
log.Fatalln("failed to get builds:", err)
}
if buildsResp.StatusCode != http.StatusOK {
log.Println("bad response when getting builds:")
buildsResp.Body.Close()
buildsResp.Write(os.Stderr)
os.Exit(1)
}
var builds []atc.Build
err = json.NewDecoder(buildsResp.Body).Decode(&builds)
if err != nil {
log.Fatalln("failed to decode builds:", err)
}
for _, build := range builds {
if build.JobName == "" {
return build
}
}
println("no builds")
os.Exit(1)
}
panic("unreachable")
}