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authorPeter Mikus <pmikus@cisco.com>2019-07-31 13:42:54 +0000
committerVratko Polak <vrpolak@cisco.com>2019-07-31 14:48:15 +0000
commit17983da5a95d53d2be69537e3816438d114c3d5b (patch)
treeb1cc5c378009f3479c635bcc3eeb87d6bb54b548 /resources/libraries/bash/function
parent18ddfb237072adfa7daaf64de769d5f05e98be1d (diff)
Add: Prerequisites checker
Change-Id: Ida54722ee5c73a0b3e0a8e22692795daf5bb09f3 Signed-off-by: Peter Mikus <pmikus@cisco.com>
Diffstat (limited to 'resources/libraries/bash/function')
-rw-r--r--resources/libraries/bash/function/common.sh33
1 files changed, 33 insertions, 0 deletions
diff --git a/resources/libraries/bash/function/common.sh b/resources/libraries/bash/function/common.sh
index f7a7a004df..751d994c09 100644
--- a/resources/libraries/bash/function/common.sh
+++ b/resources/libraries/bash/function/common.sh
@@ -167,6 +167,21 @@ function check_download_dir () {
}
+function check_prerequisites () {
+
+ # Fail if prerequisites are not met.
+ #
+ # Functions called:
+ # - installed - Check if application is installed/present in system.
+ # - die - Print to stderr and exit.
+
+ set -exuo pipefail
+
+ if ! installed sshpass; then
+ die "Please install sshpass before continue!"
+ fi
+}
+
function cleanup_topo () {
# Variables read:
@@ -520,6 +535,24 @@ function get_test_tag_string () {
}
+function installed () {
+
+ # Check if the given utility is installed. Fail if not installed.
+ #
+ # Duplicate of common.sh function, as this file is also used standalone.
+ #
+ # Arguments:
+ # - ${1} - Utility to check.
+ # Returns:
+ # - 0 - If command is installed.
+ # - 1 - If command is not installed.
+
+ set -exuo pipefail
+
+ command -v "${1}"
+}
+
+
function reserve_and_cleanup_testbed () {
# Reserve physical testbed, perform cleanup, register trap to unreserve.