76 lines
2.5 KiB
Groovy
76 lines
2.5 KiB
Groovy
#!/usr/bin/env groovy
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/*
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Calculate the current version by querying a list of assets in a Nexus Repository.
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Return '0.0.1' if there are no matching assets.
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Jenkins Plugin dependencies:
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- HTTP Request
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- Plugin Utilty Steps
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*/
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Map call(Map config = [:], Map queryParams = [:]) {
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Map defaults = [
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nexusBase: 'https://repo.thejimnicholson.com',
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searchAPI: 'service/rest/v1/search'
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]
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Map queryParamsDefaults = [
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sort: 'name'
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]
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Map runConfig = defaults + config
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queryParamsDefaults.name = runConfig.nexusRepoPath + '/' + runConfig.name + '*'
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queryParams.repository = runConfig.nexusRepository
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Map query = queryParamsDefaults + queryParams
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String version
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nexusURL = runConfig.nexusBase + '/' + runConfig.searchAPI
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nexusSearch = buildUrlWithQueryParams(nexusURL, query)
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response = httpRequest acceptType: 'APPLICATION_JSON',
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contentType: 'APPLICATION_JSON',
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url: nexusSearch,
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wrapAsMultipart: false
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body = response.content
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assets = readJSON text: body
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if (assets.items && !assets.items.isEmpty()) {
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latest = assets.items.last()
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/* We have to use instanceof here. The value SHOULD be null, but it comes back
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as class rather than null. This is probably a bug in the Pipeline Utilities
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plugin. */
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/* groovylint-disable-next-line Instanceof */
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if (latest.version instanceof net.sf.json.JSONNull && latest.name) {
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echo 'Info: Search result version field was null, looking in name field for a version'
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java.util.regex.Matcher match = (latest.name =~ /(?<=-)(\d+\.\d+\.\d+)(?=[\.-].*)/)
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if (!match) {
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echo "Error: Match: ${match}"
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error("Regular expression match failed for latest.name: ${latest.name}")
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}
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version = match[0][1]
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} else if (latest.version) {
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version = latest.version
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}
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} else {
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version = '0.0.0'
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echo 'Info: No matching assets found, assuming this is the first version.'
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}
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return version
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}
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/* groovylint-disable-next-line MethodParameterTypeRequired, NoDef */
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String buildUrlWithQueryParams(baseUrl, queryParams) {
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url = baseUrl
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if (!queryParams.empty) {
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queryParamsString = queryParams.collect { key, value ->
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"${URLEncoder.encode(key, 'UTF-8')}=${URLEncoder.encode(value, 'UTF-8')}"
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}.join('&')
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url += '?' + queryParamsString
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}
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return url
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}
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