added ssh_dump_stats.sh

bin/ssh_dump_stats.sh

@@ -0,0 +1,65 @@
+#!/usr/bin/env bash
+#  vim:ts=4:sts=4:sw=4:et
+#
+#  Author: Hari Sekhon
+#  Date: 2024-08-26 14:38:31 +0200 (Mon, 26 Aug 2024)
+#
+#  https///github.com/HariSekhon/DevOps-Bash-tools
+#
+#  License: see accompanying Hari Sekhon LICENSE file
+#
+#  If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
+#
+#  https://www.linkedin.com/in/HariSekhon
+#
+
+set -euo pipefail
+[ -n "${DEBUG:-}" ] && set -x
+srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+# shellcheck disable=SC1090,SC1091
+. "$srcdir/lib/utils.sh"
+
+# shellcheck disable=SC2034,SC2154
+usage_description="
+Uses SSH to dump common command outputs to local text files for servers given as arguments for uploading to vendor support cases
+
+Copies adjacent dump_stats.sh script to the remote server, executes it, and collects the resulting tarball back to the local machine
+
+The collected tarball will in this name format:
+
+<server>.stats-bundle.YYYY-MM-DD-HHSS.tar.gz
+
+
+Requires SSH client to be installed and configured to preferably passwordless ssh key access
+"
+
+# used by usage() in lib/utils.sh
+# shellcheck disable=SC2034
+usage_args="<server1> [<server2> <server3>]"
+
+help_usage "$@"
+
+min_args 1 "$@"
+
+for server in "$@"; do
+    scp "$srcdir/dump_stats.sh" "$server":
+    # doesn't work - might have to be allowed in sshd_config which is not portable by default
+    #ssh -o SendEnv=DEBUG "$server" "
+    # want client side expansion
+    # shellcheck disable=SC2029
+    ssh "$server" "
+        export DEBUG=\"${DEBUG:-}\"
+        chmod +x dump_stats.sh &&
+        ./dump_stats.sh
+    " &&
+    latest_tarball="$(ssh "$server" "ls -tr stats-bundle-*.tar.gz | tail -n 1")" &&
+    timestamp "Collecting tarball '$latest_tarball'" &&
+    scp "$server":"$latest_tarball" "$server.$latest_tarball" &&
+    timestamp "Collected tarball" ||
+    warn "Failed to collect tarball from server '$server'"
+    # XXX: because race condition - spot instances can go away during execution
+    # and we still want to collect the rest of the servers
+done
+
+timestamp "Stats dumps completed"