[Asterisk-code-review] cli: Add command to evaluate dialplan functions (asterisk[master])

[N A]

N A has uploaded this change for review. ( https://gerrit.asterisk.org/c/asterisk/+/17714 )


Change subject: cli: Add command to evaluate dialplan functions
......................................................................

cli: Add command to evaluate dialplan functions

Adds the dialplan eval function commands to
evaluate a dialplan function from the CLI.
The return value and function result are
printed out and can be used for testing or
debugging.

ASTERISK-29820 #close

Change-Id: I833e97ea54c49336aca145330a2adeebfad05209
---
M main/pbx_variables.c
1 file changed, 42 insertions(+), 0 deletions(-)



  git pull ssh://gerrit.asterisk.org:29418/asterisk refs/changes/14/17714/1

diff --git a/main/pbx_variables.c b/main/pbx_variables.c
index 7a85989..bb7e385 100644
--- a/main/pbx_variables.c
+++ b/main/pbx_variables.c
@@ -922,6 +922,47 @@
 	return CLI_SUCCESS;
 }
 
+/*! \brief CLI support for executing function */
+static char *handle_eval_function(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
+{
+	struct ast_channel *c = NULL;
+	char *evalvalue;
+	int ret;
+	char workspace[1024];
+
+	switch (cmd) {
+	case CLI_INIT:
+		e->command = "dialplan eval function";
+		e->usage =
+			"Usage: dialplan eval function <function>\n"
+			"       Evaluate a dialplan function\n";
+		return NULL;
+	case CLI_GENERATE:
+		return NULL;
+	}
+
+	if (a->argc != e->args + 1) {
+		return CLI_SHOWUSAGE;
+	}
+
+	c = ast_dummy_channel_alloc();
+	if (!c) {
+		ast_cli(a->fd, "Unable to allocate bogus channel for function evaluation.\n");
+		return CLI_FAILURE;
+	}
+
+	ret = ast_func_read(c, (char *) a->argv[3], workspace, sizeof(workspace));
+
+	evalvalue = workspace;
+
+	c = ast_channel_unref(c);
+
+	ast_cli(a->fd, "Retval: %d\n", ret);
+	ast_cli(a->fd, "Result: %s\n", evalvalue);
+
+	return CLI_SUCCESS;
+}
+
 static char *handle_set_global(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
 {
 	switch (cmd) {
@@ -1216,6 +1257,7 @@
 static struct ast_cli_entry vars_cli[] = {
 	AST_CLI_DEFINE(handle_show_globals, "Show global dialplan variables"),
 	AST_CLI_DEFINE(handle_show_chanvar, "Show channel variables"),
+	AST_CLI_DEFINE(handle_eval_function, "Evaluate dialplan function"),
 	AST_CLI_DEFINE(handle_set_global, "Set global dialplan variable"),
 	AST_CLI_DEFINE(handle_set_chanvar, "Set a channel variable"),
 };

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Gerrit-Project: asterisk
Gerrit-Branch: master
Gerrit-Change-Id: I833e97ea54c49336aca145330a2adeebfad05209
Gerrit-Change-Number: 17714
Gerrit-PatchSet: 1
Gerrit-Owner: N A <mail at interlinked.x10host.com>
Gerrit-MessageType: newchange
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