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Merge pull request #2290 from dokku/1734-restart-policies

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Implement restart-policy handling
This commit is contained in:
Jose Diaz-Gonzalez
2016-07-30 15:10:37 -04:00
committed by GitHub
parent cb9c5b6988 9093827424
commit 1cbdde748e
10 changed files with 178 additions and 21 deletions
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2
plugins/ps/commands
View File

@@ -16,6 +16,8 @@ case "$1" in
ps:restart <app>, Restart app container(s)
ps:restartall, Restart all deployed app containers
ps:restore, Start previously running apps e.g. after reboot
ps:restart-policy <app>, Shows the restart-policy for an app
ps:set-restart-policy <app> <policy>, Sets app restart-policy
help_content
}

12
plugins/ps/functions
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@@ -165,3 +165,15 @@ ps_scale() {
release_and_deploy "$APP" "$IMAGE_TAG"
fi
}
get_raw_restart_policies() {
declare desc="strips docker options and prints raw restart policies"
local -r phase_file_path=$1
[[ -r "$phase_file_path" ]] && sed -e '/^--restart=/!d' < "$phase_file_path"
}
get_restart_policies() {
declare desc="strips docker options and prints restart policies"
local -r phase_file_path=$1
get_raw_restart_policies "$phase_file_path" | sed -e 's/^--restart=//g'
}

21
plugins/ps/install Executable file
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@@ -0,0 +1,21 @@
#!/usr/bin/env bash
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_AVAILABLE_PATH/docker-options/functions"
source "$PLUGIN_AVAILABLE_PATH/ps/functions"
set_default_restart_policies() {
declare desc="set the default restart policy for all applications if there is not one already set"
local APPS="$(dokku_apps)"
local APP
for APP in $APPS; do
local RESTART_POLICIES=$(get_restart_policies "$(get_phase_file_path "deploy")")
if [[ -z "$RESTART_POLICIES" ]]; then
local passed_phases=(deploy)
add_passed_docker_option passed_phases[@] "--restart=on-failure:10"
fi
done
}
set_default_restart_policies "$@"

16
plugins/ps/post-create Executable file
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@@ -0,0 +1,16 @@
#!/usr/bin/env bash
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_AVAILABLE_PATH/docker-options/functions"
source "$PLUGIN_AVAILABLE_PATH/ps/functions"
ps_post_create() {
declare desc="ps post-create plugin trigger"
local trigger="ps_post_create"
local APP="$1"
local passed_phases=(deploy)
add_passed_docker_option passed_phases[@] "--restart=on-failure:10"
}
ps_post_create "$@"

18
plugins/ps/subcommands/restart-policy Executable file
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@@ -0,0 +1,18 @@
#!/usr/bin/env bash
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_AVAILABLE_PATH/docker-options/functions"
source "$PLUGIN_AVAILABLE_PATH/ps/functions"
ps_restart_policy_cmd() {
declare desc="shows the restart-policy for an app"
local cmd="ps:restart-policy"
local passed_phases="deploy"
[[ -z $2 ]] && dokku_log_fail "Please specify an app to run the command on"
verify_app_name "$2" && local APP="$2"
dokku_log_info2_quiet "$APP restart-policy:"
get_restart_policies "$(get_phase_file_path "$passed_phases")"
}
ps_restart_policy_cmd "$@"

31
plugins/ps/subcommands/set-restart-policy Executable file
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@@ -0,0 +1,31 @@
#!/usr/bin/env bash
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_AVAILABLE_PATH/docker-options/functions"
source "$PLUGIN_AVAILABLE_PATH/ps/functions"
ps_set_restart_policy_cmd() {
declare desc="sets app restart-policy"
local cmd="ps:set-restart-policy"
[[ -z $2 ]] && dokku_log_fail "Please specify an app to run the command on"
verify_app_name "$2" && local APP="$2"
local RESTART_POLICY="$3"
local RE_RESTART_POLICY="^(no|unless-stopped|always|on-failure(:[1-9][0-9]*)?)$"
if [[ ! "$RESTART_POLICY" =~ $RE_RESTART_POLICY ]]; then
dokku_log_fail "Please specify an valid restart policy matching the following regex: ${RE_RESTART_POLICY}"
fi
local RESTART_POLICIES=$(get_raw_restart_policies "$(get_phase_file_path "deploy")")
local passed_phases=(deploy)
for policy in $RESTART_POLICIES; do
remove_passed_docker_option passed_phases[@] "$policy"
done
dokku_log_info1_quiet "Setting restart policy: ${RESTART_POLICY}"
local passed_phases=(deploy)
add_passed_docker_option passed_phases[@] "--restart=${RESTART_POLICY}"
}
ps_set_restart_policy_cmd "$@"