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feat: add Datadog tracer to Dockerfiles #45

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Merged
scottgerring merged 6 commits into from
Jun 18, 2025
Merged

feat: add Datadog tracer to Dockerfiles #45

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de1ec50
feat: add Datadog tracer to Dockerfile
jeastham1993 Jun 17, 2025
2be19e8
fix: update to use full ASPNET runtime image
jeastham1993 Jun 17, 2025
44e27b0
chore: update to amd64 tracer
jeastham1993 Jun 17, 2025
19d6085
fix: add multi-arch target for tracer
jeastham1993 Jun 17, 2025
3ade4fa
feat: pin tracer version and remove x86 docker
jeastham1993 Jun 18, 2025
3a94519
chore: add comment to docker image
jeastham1993 Jun 18, 2025
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16 changes: 16 additions & 0 deletions user-management/scripts/target.sh
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Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
#!/bin/bash
set -e

# Map TARGETPLATFORM to Rust target
case "$TARGETPLATFORM" in

@jeastham1993 jeastham1993 Jun 17, 2025 •
edited
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Pulled directly from your Rust example @scottgerring 🎉

@scottgerring scottgerring Jun 18, 2025

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Semi-related: there was an amazing article about the horror of target triples that popped up recently. Worth reading if you want to cry.

@jeastham1993 jeastham1993 Jun 18, 2025

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Naaa, all good for crying thanks :)

"linux/amd64")
export TRACER_ARCHITECTURE="amd64"
;;
"linux/arm64")
export TRACER_ARCHITECTURE="arm64"
;;
*)
echo "Unsupported platform: $TARGETPLATFORM"
exit 1
;;
esac
32 changes: 30 additions & 2 deletions user-management/src/Stickerlandia.UserManagement.Api/Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,7 +1,14 @@
FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
FROM --platform=${BUILDPLATFORM} mcr.microsoft.com/dotnet/sdk:8.0 AS build

ARG TARGETPLATFORM

WORKDIR /App

COPY ./scripts ./scripts

# Download the latest version of the tracer but don't install yet
RUN . scripts/target.sh && curl -Lo /tmp/datadog-dotnet-apm.deb https://github.com/DataDog/dd-trace-dotnet/releases/download/v3.19.0/datadog-dotnet-apm_3.19.0_${TRACER_ARCHITECTURE}.deb

# Deps
COPY src/Stickerlandia.UserManagement.Api/Stickerlandia.UserManagement.Api.csproj src/Stickerlandia.UserManagement.Api/
RUN dotnet restore src/Stickerlandia.UserManagement.Api/Stickerlandia.UserManagement.Api.csproj
Expand All @@ -12,11 +19,32 @@ COPY . ./
# Publish the application
RUN dotnet publish src/Stickerlandia.UserManagement.Api/Stickerlandia.UserManagement.Api.csproj -o out -c Release
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FROM mcr.microsoft.com/dotnet/aspnet:8.0-noble-chiseled AS runtime
FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS runtime

# Copy the tracer from build target
COPY --from=build /tmp/datadog-dotnet-apm.deb /tmp/datadog-dotnet-apm.deb
# Install the tracer
RUN mkdir -p /opt/datadog \
&& mkdir -p /var/log/datadog \
&& dpkg -i /tmp/datadog-dotnet-apm.deb \
&& rm /tmp/datadog-dotnet-apm.deb

ARG DD_GIT_REPOSITORY_URL
ARG DD_GIT_COMMIT_SHA

ENV DD_GIT_REPOSITORY_URL=${DD_GIT_REPOSITORY_URL}
ENV DD_GIT_COMMIT_SHA=${DD_GIT_COMMIT_SHA}

# These environment variables configure the Datadog .NET Tracer
ENV CORECLR_ENABLE_PROFILING=1
ENV CORECLR_PROFILER={846F5F1C-F9AE-4B07-969E-05C26BC060D8}
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ENV CORECLR_PROFILER_PATH=/opt/datadog/Datadog.Trace.ClrProfiler.Native.so
ENV DD_DOTNET_TRACER_HOME=/opt/datadog
ENV DD_INTEGRATIONS=/opt/datadog/integrations.json
ENV DD_LOGS_INJECTION=true
ENV DD_RUNTIME_METRICS_ENABLED=true
ENV DD_PROFILING_ENABLED=1

WORKDIR /App
COPY --from=build /App/out .
EXPOSE 80
Expand Down
23 changes: 0 additions & 23 deletions user-management/src/Stickerlandia.UserManagement.Api/Dockerfile-x86
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