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update envExec docs 

Signed-off-by: yxxhero <aiopsclub@163.com>
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yxxhero 2022-05-20 19:19:00 +08:00
parent 26b4be3b5d
commit 8a2fe28bbf
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docs/templating_funcs.md
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@ -15,6 +15,13 @@ The `exec` function allows you to run a command, returning the stdout of the com
{{ $cmdOutpot := exec "./mycmd" (list "arg1" "arg2" "--flag1") }} {{ $cmdOutpot := exec "./mycmd" (list "arg1" "arg2" "--flag1") }}
``` ```
#### `envExec`
The `envExec` function allows you to run a command with environment variables declared on-the-fly in addition to existing environment variables, returning the stdout of the command. When the command fails, the template rendering will fail with an error message.
```yaml
{{ $cmdOutpot := envExec (dict "envKey" "envValue") "./mycmd" (list "arg1" "arg2" "--flag1") }}
```
#### `readFile` #### `readFile`
The `readFile` function allows you to read a file and return its content as the function output. On failure, the template rendering will fail with an error message. The `readFile` function allows you to read a file and return its content as the function output. On failure, the template rendering will fail with an error message.
@ -78,7 +85,7 @@ The `fetchSecretValue` function parses the argument as a [vals](https://github.c
{{ $fetchSecretValue := fetchSecretValue "secret/path" }} {{ $fetchSecretValue := fetchSecretValue "secret/path" }}
``` ```
### `expandSecretRefs` #### `expandSecretRefs`
The `expandSecretRefs` function takes an object as the argument and expands every [vals](https://github.com/variantdev/vals) secret reference URL embedded in the object's values. See ["Remote Secrets" page in our documentation](./templating_funcs.md) for more information. The `expandSecretRefs` function takes an object as the argument and expands every [vals](https://github.com/variantdev/vals) secret reference URL embedded in the object's values. See ["Remote Secrets" page in our documentation](./templating_funcs.md) for more information.
```yaml ```yaml