From 62dc664090eb870903a69cc10b703f4ce243379e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakub=20Soko=C5=82owski?= <jakub@status.im>
Date: Wed, 27 Feb 2019 22:48:37 +0100
Subject: [PATCH] ci: avoid running pod while there's another instance running
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Signed-off-by: Jakub Sokołowski <jakub@status.im>
Signed-off-by: Igor Mandrigin <i@mandrigin.ru>
---
 Makefile            |  2 ++
 ci/mobile.groovy    | 46 +--------------------------------------------
 scripts/wait-for.sh | 26 +++++++++++++++++++++++++
 3 files changed, 29 insertions(+), 45 deletions(-)
 create mode 100755 scripts/wait-for.sh

diff --git a/Makefile b/Makefile
index 6f81f6c2f6..1b63f47da4 100644
--- a/Makefile
+++ b/Makefile
@@ -89,6 +89,8 @@ prepare-ios: $(STATUS_GO_IOS_ARCH) ##@prepare Install and prepare iOS-specific d
 	yarn install --frozen-lockfile
 	unzip -q -o "$(STATUS_GO_IOS_ARCH)" -d "$(RCTSTATUS_DIR)"
 ifeq ($(OS),Darwin)
+	# CocoaPods are trash and can't handle other pod instances running at the same time
+	./scripts/wait-for.sh pod 240
 	cd ios && pod install
 endif
 
diff --git a/ci/mobile.groovy b/ci/mobile.groovy
index deb69e749d..3b811128b7 100644
--- a/ci/mobile.groovy
+++ b/ci/mobile.groovy
@@ -2,37 +2,6 @@ cmn = load 'ci/common.groovy'
 ios = load 'ci/ios.groovy'
 android = load 'ci/android.groovy'
 
-def wait(lockFile) {
-  /* Crude wait for a lock file to disappear */
-  def maxAttempts = 20
-  def success = false
-  for (i = 0; i <= maxAttempts; i++) {
-    rval = fileExists(lockFile)
-    if (!rval) {
-      return
-    }
-    sleep 10
-  }
-  error("Failed to acquire lock: ${lockFile}")
-}
-
-def podUpdate() {
-  /**
-   * This is awful BUT multiple jobs running on the same host can
-   * clash when trying to update the CocoaPods maste repo.
-   * We could set CP_REPOS_DIR, but the would result in
-   * multiple ~3GB directories all over the place and would be slow.
-   **/
-  def lockFile = "${env.HOME}/.cocoapods.lock"
-  try {
-    wait(lockFile)
-    sh "touch ${lockFile}"
-    sh 'pod update --silent --no-ansi'
-  } finally {
-    sh "rm -f ${lockFile}"
-  }
-}
-
 def prep(type = 'nightly') {
   cmn.doGitRebase()
   /* ensure that we start from a known state */
@@ -52,21 +21,8 @@ def prep(type = 'nightly') {
   }
   /* install ruby dependencies */
   sh 'bundle install --quiet'
-  /* node deps and status-go download */
+  /* node deps, pods, and status-go download */
   sh "make prepare-${env.BUILD_PLATFORM}"
-  /* generate ios/StatusIm.xcworkspace */
-  if (env.BUILD_PLATFORM == 'ios') {
-    dir('ios') {
-      try {
-         sh 'pod install --silent'
-      } catch (Exception ex) {
-         println "pod installation failed, trying to upgrade the repo"
-         /* only if pod install fails, we try to upgrade the repo */
-         podUpdate()
-         sh 'pod install --silent'
-      }
-    }
-  }
 }
 
 def leinBuild(platform) {
diff --git a/scripts/wait-for.sh b/scripts/wait-for.sh
new file mode 100755
index 0000000000..4626ca5a4b
--- /dev/null
+++ b/scripts/wait-for.sh
@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+set -e
+
+PROC_NAME=${1}
+TIMEOUT=${2:-600}
+SLEEP_SEC=5
+STEPS=$((TIMEOUT / SLEEP_SEC))
+
+if [[ -z ${PROC_NAME} ]]; then
+    echo "No process name specified!" >&2
+    exit 1
+fi
+
+for ((i = 0; i < ${STEPS}; i += 1)); do
+    if pgrep ${PROC_NAME} > /dev/null; then
+        echo "Process found. Sleeping ${SLEEP_SEC}..." >&2
+        sleep ${SLEEP_SEC}
+    else
+        echo "Process '${PROC_NAME}' gone." >&2
+        exit 0
+    fi
+done
+
+echo "Timeout reached! (${TIMEOUT}s) Process still up: ${PROC_NAME}" >&2
+exit 1