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Merge pull request #3 from vimeda/run-multiple-commands
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First add repo, then run deployment
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@mpraski
mpraski authored Jan 25, 2021
2 parents 6924066 + eef5203 commit caab363
Showing 1 changed file with 147 additions and 129 deletions.
276 changes: 147 additions & 129 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -145,150 +145,168 @@ function deleteCmd(helm, namespace, release) {
return ["delete", "--purge", release];
}

/**
* Run executes the helm deployment.
/*
* Optionally add a helm repository
*/
async function run() {
try {
const context = github.context;
await status("pending");
async function addRepo(helm) {
const repo = getInput("repo");
const repoAlias = getInput("repo-alias");
const repoUsername = getInput("repo-username");
const repoPassword = getInput("repo-password");

const track = getInput("track") || "stable";
const appName = getInput("release", required);
const release = releaseName(appName, track);
const namespace = getInput("namespace", required);
const chart = chartName(getInput("chart", required));
const chartVersion = getInput("chart_version");
const values = getValues(getInput("values"));
const task = getInput("task");
const version = getInput("version");
const valueFiles = getValueFiles(getInput("value_files"));
const removeCanary = getInput("remove_canary");
const helm = getInput("helm") || "helm";
const timeout = getInput("timeout");
const repo = getInput("repo");
const repoAlias = getInput("repo-alias");
const repoUsername = getInput("repo-username");
const repoPassword = getInput("repo-password");
const dryRun = core.getInput("dry-run");
const secrets = getSecrets(core.getInput("secrets"));
const atomic = getInput("atomic") || true;

core.debug(`param: track = "${track}"`);
core.debug(`param: release = "${release}"`);
core.debug(`param: appName = "${appName}"`);
core.debug(`param: namespace = "${namespace}"`);
core.debug(`param: chart = "${chart}"`);
core.debug(`param: chart_version = "${chartVersion}"`);
core.debug(`param: values = "${values}"`);
core.debug(`param: dryRun = "${dryRun}"`);
core.debug(`param: task = "${task}"`);
core.debug(`param: version = "${version}"`);
core.debug(`param: secrets = "${JSON.stringify(secrets)}"`);
core.debug(`param: valueFiles = "${JSON.stringify(valueFiles)}"`);
core.debug(`param: removeCanary = ${removeCanary}`);
core.debug(`param: timeout = "${timeout}"`);
core.debug(`param: atomic = "${atomic}"`);
core.debug(`param: repo = "${repo}"`);
core.debug(`param: repoAlias = "${repoAlias}"`);
core.debug(`param: repoUsername = "${repoUsername}"`);
core.debug(`param: repoPassword = "${repoPassword}"`);

// Setup command options and arguments.
let args = [
"upgrade",
release,
chart,
"--install",
"--wait",
`--namespace=${namespace}`,
];

// Per https://helm.sh/docs/faq/#xdg-base-directory-support
if (helm === "helm3") {
process.env.XDG_DATA_HOME = "/root/.helm/"
process.env.XDG_CACHE_HOME = "/root/.helm/"
process.env.XDG_CONFIG_HOME = "/root/.helm/"
} else {
process.env.HELM_HOME = "/root/.helm/"
}
core.debug(`param: repo = "${repo}"`);
core.debug(`param: repoAlias = "${repoAlias}"`);
core.debug(`param: repoUsername = "${repoUsername}"`);
core.debug(`param: repoPassword = "${repoPassword}"`);

if (dryRun) args.push("--dry-run");
if (appName) args.push(`--set=app.name=${appName}`);
if (version) args.push(`--set=app.version=${version}`);
if (chartVersion) args.push(`--version=${chartVersion}`);
if (timeout) args.push(`--timeout=${timeout}`);
valueFiles.forEach(f => args.push(`--values=${f}`));
args.push("--values=./values.yml");

// Special behaviour is triggered if the track is labelled 'canary'. The
// service and ingress resources are disabled. Access to the canary
// deployments can be routed via the main stable service resource.
if (track === "canary") {
args.push("--set=service.enabled=false", "--set=ingress.enabled=false");
if (repo !== "") {
if (repoAlias === "") {
throw new Error("repo alias is required when you are setting a repository");
}

// If true upgrade process rolls back changes made in case of failed upgrade.
if (atomic === true) {
args.push("--atomic");
}
core.debug(`adding custom repository ${repo} with alias ${repoAlias}`);

// Setup necessary files.
if (process.env.KUBECONFIG_FILE) {
process.env.KUBECONFIG = "./kubeconfig.yml";
await writeFile(process.env.KUBECONFIG, process.env.KUBECONFIG_FILE);
}
await writeFile("./values.yml", values);
const args = [
"repo",
"add",
repoAlias,
repo,
]

if (repoUsername) args.push(`--username=${repoUsername}`);
if (repoPassword) args.push(`--password=${repoPassword}`);

return exec.exec(helm, args);
}

return Promise.resolve()
}

/*
* Deploy the release
*/
async function deploy(helm) {
const context = github.context;

const track = getInput("track") || "stable";
const appName = getInput("release", required);
const release = releaseName(appName, track);
const namespace = getInput("namespace", required);
const chart = chartName(getInput("chart", required));
const chartVersion = getInput("chart_version");
const values = getValues(getInput("values"));
const task = getInput("task");
const version = getInput("version");
const valueFiles = getValueFiles(getInput("value_files"));
const removeCanary = getInput("remove_canary");
const timeout = getInput("timeout");
const dryRun = core.getInput("dry-run");
const secrets = getSecrets(core.getInput("secrets"));
const atomic = getInput("atomic") || true;

core.debug(`param: track = "${track}"`);
core.debug(`param: release = "${release}"`);
core.debug(`param: appName = "${appName}"`);
core.debug(`param: namespace = "${namespace}"`);
core.debug(`param: chart = "${chart}"`);
core.debug(`param: chart_version = "${chartVersion}"`);
core.debug(`param: values = "${values}"`);
core.debug(`param: dryRun = "${dryRun}"`);
core.debug(`param: task = "${task}"`);
core.debug(`param: version = "${version}"`);
core.debug(`param: secrets = "${JSON.stringify(secrets)}"`);
core.debug(`param: valueFiles = "${JSON.stringify(valueFiles)}"`);
core.debug(`param: removeCanary = ${removeCanary}`);
core.debug(`param: timeout = "${timeout}"`);
core.debug(`param: atomic = "${atomic}"`);

// Setup command options and arguments.
let args = [
"upgrade",
release,
chart,
"--install",
"--wait",
`--namespace=${namespace}`,
];

process.env.XDG_DATA_HOME = "/root/.helm/"
process.env.XDG_CACHE_HOME = "/root/.helm/"
process.env.XDG_CONFIG_HOME = "/root/.helm/"

if (dryRun) args.push("--dry-run");
if (appName) args.push(`--set=app.name=${appName}`);
if (version) args.push(`--set=app.version=${version}`);
if (chartVersion) args.push(`--version=${chartVersion}`);
if (timeout) args.push(`--timeout=${timeout}`);

valueFiles.forEach(f => args.push(`--values=${f}`));

args.push("--values=./values.yml");

core.debug(`env: KUBECONFIG="${process.env.KUBECONFIG}"`);
// Special behaviour is triggered if the track is labelled 'canary'. The
// service and ingress resources are disabled. Access to the canary
// deployments can be routed via the main stable service resource.
if (track === "canary") {
args.push("--set=service.enabled=false", "--set=ingress.enabled=false");
}

// If true upgrade process rolls back changes made in case of failed upgrade.
if (atomic === true) {
args.push("--atomic");
}

// Setup necessary files.
if (process.env.KUBECONFIG_FILE) {
process.env.KUBECONFIG = "./kubeconfig.yml";
await writeFile(process.env.KUBECONFIG, process.env.KUBECONFIG_FILE);
}

await writeFile("./values.yml", values);

// Render value files using github variables.
await renderFiles(valueFiles.concat(["./values.yml"]), {
secrets,
deployment: context.payload.deployment,
core.debug(`env: KUBECONFIG="${process.env.KUBECONFIG}"`);

// Render value files using github variables.
await renderFiles(valueFiles.concat(["./values.yml"]), {
secrets,
deployment: context.payload.deployment,
});

// Remove the canary deployment before continuing.
if (removeCanary) {
core.debug(`removing canary ${appName}-canary`);
await exec.exec(helm, deleteCmd(helm, namespace, `${appName}-canary`), {
ignoreReturnCode: true
});
}

// Remove the canary deployment before continuing.
if (removeCanary) {
core.debug(`removing canary ${appName}-canary`);
await exec.exec(helm, deleteCmd(helm, namespace, `${appName}-canary`), {
ignoreReturnCode: true
});
}
// Actually execute the deployment here.
if (task === "remove") {
return exec.exec(helm, deleteCmd(helm, namespace, release), {
ignoreReturnCode: true
});
}

if (repo !== "") {
if (repoAlias === "") {
core.setFailed("repo alias is required when you are setting a repository");
await status("failure");
}
return exec.exec(helm, args);
}

core.debug(`adding custom repository ${repo} with alias ${repoAlias}`);
const repoAddArgs = [
"repo",
"add",
repoAlias,
repo,
]

if (repoUsername) repoAddArgs.push(`--username=${repoUsername}`);
if (repoPassword) repoAddArgs.push(`--password=${repoPassword}`);

repoAddArgs.push(";");
repoAddArgs.push(helm);

args = repoAddArgs.concat(args)
}
/**
* Run executes the helm deployment.
*/
async function run() {
const commands = [addRepo, deploy]

try {
await status("pending");

const helm = getInput("helm") || "helm3";
core.debug(`param: helm = "${helm}"`);

// Actually execute the deployment here.
if (task === "remove") {
await exec.exec(helm, deleteCmd(helm, namespace, release), {
ignoreReturnCode: true
});
} else {
await exec.exec(helm, args);
for(const command of commands) {
await command(helm);
}

await status(task === "remove" ? "inactive" : "success");
await status("success");
} catch (error) {
core.error(error);
core.setFailed(error.message);
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