summaryrefslogtreecommitdiffstats
path: root/cmd-exec.go
blob: 612851f524d0452755ede3fff2677dc72b414a4a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
package main

import (
	"fmt"
	"os"
	"strings"

	"github.com/iotbzh/xds-agent/lib/apiv1"
	common "github.com/iotbzh/xds-common/golib"
	"github.com/joho/godotenv"
	"github.com/urfave/cli"
)

func initCmdExec(cmdDef *[]cli.Command) {
	*cmdDef = append(*cmdDef, cli.Command{
		Name:   "exec",
		Usage:  "execute a command in XDS",
		Action: exec,
		Flags: []cli.Flag{
			cli.StringFlag{
				Name:   "id",
				EnvVar: "XDS_PROJECT_ID",
				Usage:  "project ID you want to build (mandatory variable)",
			},
			cli.StringFlag{
				Name:   "rpath",
				EnvVar: "XDS_RPATH",
				Usage:  "relative path into project",
			},
			cli.StringFlag{
				Name:   "sdkid",
				EnvVar: "XDS_SDK_ID",
				Usage:  "Cross Sdk ID to use to build project",
			},
		},
	})
}

func exec(ctx *cli.Context) error {
	prjID := ctx.String("id")
	confFile := ctx.String("config")
	rPath := ctx.String("rPath")
	sdkid := ctx.String("sdkid")

	// Check mandatory args
	if prjID == "" {
		return cli.NewExitError("project id must be set (see --id option)", 1)
	}

	// Load config file if requested
	envMap := make(map[string]string)
	if confFile != "" {
		if !common.Exists(confFile) {
			exitError(1, "Error env config file not found")
		}
		// Load config file variables that will overwrite env variables
		err := godotenv.Overload(confFile)
		if err != nil {
			exitError(1, "Error loading env config file "+confFile)
		}
		envMap, err = godotenv.Read(confFile)
		if err != nil {
			exitError(1, "Error reading env config file "+confFile)
		}
	}

	argsCommand := make([]string, len(ctx.Args()))
	copy(argsCommand, ctx.Args())
	Log.Infof("Execute: /exec %v", argsCommand)

	// Log useful info for debugging
	ver := apiv1.XDSVersion{}
	XdsVersionGet(&ver)
	Log.Infof("XDS version: %v", ver)

	// Process Socket IO events
	type exitResult struct {
		error error
		code  int
	}
	exitChan := make(chan exitResult, 1)

	IOsk.On("disconnection", func(err error) {
		exitChan <- exitResult{err, 2}
	})

	outFunc := func(timestamp, stdout, stderr string) {
		tm := ""
		if ctx.Bool("WithTimestamp") {
			tm = timestamp + "| "
		}
		if stdout != "" {
			fmt.Printf("%s%s", tm, stdout)
		}
		if stderr != "" {
			fmt.Fprintf(os.Stderr, "%s%s", tm, stderr)
		}
	}

	IOsk.On(apiv1.ExecOutEvent, func(ev apiv1.ExecOutMsg) {
		outFunc(ev.Timestamp, ev.Stdout, ev.Stderr)
	})

	IOsk.On(apiv1.ExecExitEvent, func(ev apiv1.ExecExitMsg) {
		exitChan <- exitResult{ev.Error, ev.Code}
	})

	// Retrieve the project definition
	prj := apiv1.ProjectConfig{}
	if err := HTTPCli.Get("/projects/"+prjID, &prj); err != nil {
		return cli.NewExitError(err, 1)
	}

	// Auto setup rPath if needed
	if rPath == "" {
		cwd, err := os.Getwd()
		if err == nil {
			fldRp := prj.ClientPath
			if !strings.HasPrefix(fldRp, "/") {
				fldRp = "/" + fldRp
			}
			Log.Debugf("Try to auto-setup rPath: cwd=%s ; ClientPath=%s", cwd, fldRp)
			if sp := strings.SplitAfter(cwd, fldRp); len(sp) == 2 {
				rPath = strings.Trim(sp[1], "/")
				Log.Debugf("Auto-setup rPath to: '%s'", rPath)
			}
		}
	}

	// Build env
	Log.Debugf("Command env: %v", envMap)
	env := []string{}
	for k, v := range envMap {
		env = append(env, k+"="+v)
	}

	// Send build command
	args := apiv1.ExecArgs{
		ID:         prjID,
		SdkID:      sdkid,
		Cmd:        strings.Trim(argsCommand[0], " "),
		Args:       argsCommand[1:],
		Env:        env,
		RPath:      rPath,
		CmdTimeout: 60,
	}

	LogPost("POST /exec %v", args)
	if err := HTTPCli.Post("/exec", args, nil); err != nil {
		return cli.NewExitError(err.Error(), 1)
	}

	// Wait exit
	select {
	case res := <-exitChan:
		errStr := ""
		if res.code == 0 {
			Log.Debugln("Exit successfully")
		}
		if res.error != nil {
			Log.Debugln("Exit with ERROR: ", res.error.Error())
			errStr = res.error.Error()
		}
		return cli.NewExitError(errStr, res.code)
	}
}