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add.go
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add.go
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package cli
import (
"errors"
"fmt"
"io"
"os"
"github.com/bitrise-io/envman/envman"
"github.com/bitrise-io/envman/models"
"github.com/bitrise-io/go-utils/pointers"
log "github.com/sirupsen/logrus"
"github.com/urfave/cli"
)
func add(c *cli.Context) error {
log.Debugln("[ENVMAN] Work path:", CurrentEnvStoreFilePath)
key := c.String(KeyKey)
expand := !c.Bool(NoExpandKey)
replace := !c.Bool(AppendKey)
skipIfEmpty := c.Bool(SkipIfEmptyKey)
sensitive := c.Bool(SensitiveKey)
var value string
// read flag value
if c.IsSet(ValueKey) {
value = c.String(ValueKey)
log.Debugf("adding flag value: (%s)", value)
}
// read flag file
if value == "" && c.String(ValueFileKey) != "" {
var err error
if value, err = loadValueFromFile(c.String(ValueFileKey)); err != nil {
log.Fatal("[ENVMAN] Failed to read file value: ", err)
}
log.Debugf("adding file flag value: (%s)", value)
}
// read piped stdin value
if value == "" {
info, err := os.Stdin.Stat()
if err != nil {
log.Fatalf("[ENVMAN] Failed to get standard input FileInfo: %s", err)
}
if info.Mode()&os.ModeNamedPipe == os.ModeNamedPipe {
log.Debugf("adding from piped stdin")
configs, err := envman.GetConfigs()
if err != nil {
log.Fatalf("[ENVMAN] Failed to load envman config: %s", err)
}
data, err := io.ReadAll(os.Stdin)
if err != nil {
log.Fatalf("[ENVMAN] Failed to read standard input: %s", err)
}
if configs.EnvBytesLimitInKB > 0 && len(data) > configs.EnvBytesLimitInKB*1024 {
valueSizeInKB := ((float64)(len(data))) / 1024.0
log.Warnf("environment value too large")
log.Warnf("environment value size (%#v KB) - max allowed size: %#v KB", valueSizeInKB, (float64)(configs.EnvBytesLimitInKB))
log.Fatalf("[ENVMAN] environment value too large - rejected")
}
if configs.EnvListBytesLimitInKB > 0 {
envList, err := ReadEnvsOrCreateEmptyList(CurrentEnvStoreFilePath)
if err != nil {
log.Fatalf("[ENVMAN] failed to get env list, error: %s", err)
}
envListSizeInBytes, err := envListSizeInBytes(envList)
if err != nil {
log.Fatalf("[ENVMAN] failed to get env list size, error: %s", err)
}
if envListSizeInBytes+len(data) > configs.EnvListBytesLimitInKB*1024 {
listSizeInKB := (float64)(envListSizeInBytes)/1024 + (float64)(len(data))/1024
log.Warn("environment list too large")
log.Warnf("environment list size (%#v KB) - max allowed size: %#v KB", listSizeInKB, (float64)(configs.EnvListBytesLimitInKB))
log.Fatalf("[ENVMAN] environment list too large")
}
}
value = string(data)
log.Debugf("stdin value: (%s)", value)
}
}
if err := AddEnv(CurrentEnvStoreFilePath, key, value, expand, replace, skipIfEmpty, sensitive); err != nil {
log.Fatal("[ENVMAN] Failed to add env:", err)
}
log.Debugln("[ENVMAN] Env added")
if err := logEnvs(CurrentEnvStoreFilePath); err != nil {
log.Fatal("[ENVMAN] Failed to print:", err)
}
return nil
}
// AddEnv ...
func AddEnv(envStorePth string, key string, value string, expand, replace, skipIfEmpty, sensitive bool) error {
// Load envs, or create if not exist
environments, err := ReadEnvsOrCreateEmptyList(envStorePth)
if err != nil {
return err
}
// Validate input
validatedValue, err := validateEnv(key, value, environments)
if err != nil {
return err
}
value = validatedValue
// Add or update envlist
newEnv := models.EnvironmentItemModel{
key: value,
models.OptionsKey: models.EnvironmentItemOptionsModel{
IsExpand: pointers.NewBoolPtr(expand),
SkipIfEmpty: pointers.NewBoolPtr(skipIfEmpty),
IsSensitive: pointers.NewBoolPtr(sensitive),
},
}
if err := newEnv.NormalizeValidateFillDefaults(); err != nil {
return err
}
newEnvSlice, err := UpdateOrAddToEnvlist(environments, newEnv, replace)
if err != nil {
return err
}
return WriteEnvMapToFile(envStorePth, newEnvSlice)
}
func envListSizeInBytes(envs []models.EnvironmentItemModel) (int, error) {
valueSizeInBytes := 0
for _, env := range envs {
_, value, err := env.GetKeyValuePair()
if err != nil {
return 0, err
}
valueSizeInBytes += len([]byte(value))
}
return valueSizeInBytes, nil
}
func validateEnv(key, value string, envList []models.EnvironmentItemModel) (string, error) {
if key == "" {
return "", errors.New("key is not specified, required")
}
configs, err := envman.GetConfigs()
if err != nil {
return "", err
}
valueSizeInBytes := len([]byte(value))
if configs.EnvBytesLimitInKB > 0 {
if valueSizeInBytes > configs.EnvBytesLimitInKB*1024 {
valueSizeInKB := ((float64)(valueSizeInBytes)) / 1024.0
return fmt.Sprintf("environment var (%s) value is too large (%#v KB), max allowed size: %#v KB", key, valueSizeInKB, (float64)(configs.EnvBytesLimitInKB)), nil
}
}
if configs.EnvListBytesLimitInKB > 0 {
envListSizeInBytes, err := envListSizeInBytes(envList)
if err != nil {
return "", err
}
if envListSizeInBytes+valueSizeInBytes > configs.EnvListBytesLimitInKB*1024 {
listSizeInKB := (float64)(envListSizeInBytes)/1024 + (float64)(valueSizeInBytes)/1024
return "", fmt.Errorf("environment list is too large (%#v KB), max allowed size: %#v KB", listSizeInKB, (float64)(configs.EnvListBytesLimitInKB))
}
}
return value, nil
}
func loadValueFromFile(pth string) (string, error) {
buf, err := os.ReadFile(pth)
if err != nil {
return "", err
}
str := string(buf)
return str, nil
}
func logEnvs(envStorePth string) error {
environments, err := ReadEnvs(envStorePth)
if err != nil {
return err
}
if len(environments) == 0 {
log.Info("[ENVMAN] Empty envstore")
} else {
for _, env := range environments {
key, value, err := env.GetKeyValuePair()
if err != nil {
return err
}
opts, err := env.GetOptions()
if err != nil {
return err
}
envString := "- " + key + ": " + value
log.Debugln(envString)
if !*opts.IsExpand {
expandString := " " + "isExpand" + ": " + "false"
log.Debugln(expandString)
}
}
}
return nil
}